1 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
3 * config/i386/cygwin.h: Declare ctor_section, dtor_section
4 drectve_section, switch_to_section.
6 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
8 i386_pe_mark_dllimport.
10 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
12 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
15 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
16 i386_pe_* functions with char * arguments.
18 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
20 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
22 (movsi_ie): Introduce fpul store.
24 2001-03-20 Alan Modra <alan@linuxcare.com.au>
26 * Makefile.in (OBJS): Remove hashtab.o.
28 2001-03-19 Stan Shebs <shebs@apple.com>
30 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
31 * c-lang.c (maybe_objc_method_name): Ditto.
32 * c-tree.h (maybe_objc_method_name): Remove decl.
34 2001-03-19 Tom Tromey <tromey@redhat.com>
36 * gcc.c (init_gcc_specs): Fix comment.
38 2001-03-19 Mark Mitchell <mark@codesourcery.com>
40 Compute DECL_ASSEMBLER_NAME lazily.
41 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
42 (DECL_ASSEMBLER_NAME_SET_P): New macro.
43 (SET_DECL_ASSEMBLER_NAME): Likewise.
44 (COPY_DECL_ASSEMBLER_NAME): Likewise.
45 (set_decl_assembler_name): Declare.
46 (lang_set_decl_assembler_name): Likewise.
47 * tree.c (lang_set_decl_assembler_name): New variab.e
48 (set_decl_assembler_name): New function.
49 (init_obstacks): Set lang_set_decl_assembler_name.
50 (build_decl): Don't set DECL_ASSEMBLER_NAME.
51 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
52 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
53 where it's not necessary.
54 (builtin_function): Likewise.
55 (finish_decl): Likewise.
56 * dbxout.c (dbxout_type_methods): Likewise.
57 * ggc-common.c (ggc_mark_trees): Likewise.
58 * profile.c (output_func_start_profiler): Likewise.
59 * varasm.c (make_decl_rtl): Likewise.
61 * cse.c (find_comparison_args): Update documentation. Fix
62 mishandling of COMPARE operations.
64 * tree.def (ABS_EXPR): Add documentation.
65 * fold-const.c (fold): Improve folding of ABS_EXPRs.
67 2001-03-19 Zack Weinberg <zackw@stanford.edu>
69 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
71 2001-03-19 Jakub Jelinek <jakub@redhat.com>
73 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
74 Remove ia32 linux PIC kludge and move it...
75 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
77 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
79 * i386.md (absdf2 expander): Fix 64bit case.
81 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
83 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
85 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
87 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
89 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
91 * README.X11: Remove obsolete file.
93 2001-03-18 Anthony Green <green@redhat.com>
95 * config/pj/pj.h: Remove some trailing commas.
96 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
98 2001-03-18 Richard Henderson <rth@redhat.com>
100 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
102 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
103 defaults for them here.
105 2001-03-17 Anthony Green <green@redhat.com>
107 * config/pj/lib1funcs.S: Fix broken comment.
108 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
111 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
113 * gcc.texi: Remove obsolete information relating to build and
114 installation problems with enquire or the Pyramid C compiler.
116 2001-03-17 Richard Henderson <rth@redhat.com>
118 * dwarf2out.c (queue_reg_save): New.
119 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
120 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
122 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
123 (cfa, cfa_store, cfa_temp): Make static.
124 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
126 2001-03-17 Richard Henderson <rth@redhat.com>
128 * integrate.h (struct inline_remap): Add local_return_label.
129 * integrate.c (expand_inline_function): Initialize it and emit
130 it after copy_insn_notes.
131 (copy_insn_list): Don't store local_return_label here.
132 (copy_insn_notes): New function split out from copy_insn_list.
134 2001-03-17 Richard Henderson <rth@redhat.com>
136 * dwarf2out.c (lookup_filename): Emit .file if the assembler
137 is generating .debug_line.
138 (dwarf2out_init): Add main_input_filename to the file table first.
139 * configure.in (as_dwarf2_debug_line): Test with file number 1
140 instead of file number 0.
142 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
144 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
145 (gen_rtx_combine): Deleted; all references changed as appropriate.
146 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
148 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
150 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
152 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
155 2001-03-16 Jim Wilson <wilson@redhat.com>
157 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
158 then set it to LOC_REG (79) instead of aborting.
160 2001-03-16 Phil Edwards <pme@sources.redhat.com>
162 * gccbug.in: Remove high priority.
164 2001-03-16 Richard Henerson <rth@redhat.com>
166 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
167 output with a space instead of deleting it.
168 * configure: Regenerate.
170 2001-03-16 Zack Weinberg <zackw@stanford.edu>
172 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
173 handles the gory details of converting an object file into
174 something that's safe to grep.
175 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
176 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
177 newlines at either end of the string we're looking for.
178 Make 'checking ...' message less stilted.
179 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
180 ARM in-memory layout and its hypothetical converse. Don't
181 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
182 HOST_WORDS_BIG_ENDIAN.
184 * configure.in: Adjust for renamed macro. Move
185 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
186 * configure, config.in: Regenerate.
188 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
190 * fixinc/Makefile.in: Set SHELL.
192 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
194 * fixinc/fixincl.c (fix_with_system): Quote file names before
195 passing them to shell.
197 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
199 * Makefile.in: Use fix-header$(build_exeext) instead
202 2001-03-16 Richard Henderson <rth@redhat.com>
204 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
205 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
206 (size_of_line_prolog): Remove.
207 (output_line_info): Compute prologue size via label difference.
208 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
210 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
211 assembler error when redefining file numbers.
212 * config.in, configure: Rebuild.
214 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
215 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
216 (dw2_asm_output_delta_uleb128): Likewise.
217 (dw2_asm_output_delta_sleb128): Similarly.
218 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
220 2001-03-16 Michael Meissner <meissner@redhat.com>
222 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
224 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
226 (BITMASK_LOWER16): Replacement for 0x0000ffff.
228 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
229 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
230 being unsigned in ISO C and signed in traditional.
231 (expand_prologue): Ditto.
232 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
234 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
236 (divsi3,divdi3): Ditto.
237 (modsi3,moddi3): Ditto.
238 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
239 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
240 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
243 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
245 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
246 SSE based conditional moves on LTGT/UNEQ conditions;
247 Canonicalize EQ to NE.
248 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
249 (sse_mov?fcc_ne): New.
251 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
253 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
255 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
256 register may be dead.
258 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
260 * Makefile.in (hash.o): Depend on CONFIG_H.
262 2001-03-15 Mark Mitchell <mark@codesourcery.com>
264 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
266 2001-03-15 Richard Henderson <rth@redhat.com>
268 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
269 (ASM_OUTPUT_DWARF_PCREL): New.
270 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
272 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
274 * cppfiles.c (stack_include_file): Use MAX of sysp.
276 2001-03-15 Steve Ellcey <sje@cup.hp.com>
278 * config.gcc (ia64*-*-hpux*): New case.
279 * config/ia64/hpux.h: New file for HP-UX support.
280 * config/ia64/t-hpux: New file for HP-UX support.
282 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
284 * fixinc/inclhack.def (irix_stdio_va_list): New.
285 * fixinc/fixincl.x: Rebuilt.
287 2001-03-15 Richard Henderson <rth@redhat.com>
289 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
290 if provided by the target.
291 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
292 (dw2_asm_output_addr): New.
293 * dwarf2asm.h (dw2_asm_output_addr): Declare.
294 * dwarf2out.c (output_cfi): Use it for program addresses.
295 (output_call_frame_info, output_die): Likewise.
296 (output_aranges, output_line_info): Likewise.
298 2001-03-15 Bruce Korb <bkorb@gnu.org>
300 * gcc.c(main): make more rigorous
301 * collect2.c(main): guard against ignoring SIGCHLD
302 * protoize.c(main): ditto
303 * gcc/fixinc/fixincl.c(initialize): ditto
305 2001-03-15 Mark Mitchell <mark@codesourcery.com>
307 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
308 (sdbout_parms): Likewise.
310 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
312 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
313 "widen" a destination that is already wider than a word. Also do
314 not widen if LOAD_EXTEND_OP is NIL for the given mode.
316 2001-03-15 Bernd Schmidt <bernds@redhat.com>
318 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
320 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
322 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
324 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
326 * i960.h (i960_maxbitalignment,
327 i960_last_maxbitalignment): Declare.
328 * i960.c (i960_maxbitalignment,
329 i960_last_maxbitalignment): Make global.
330 (process_pragma): Delete.
331 (i960_pr_align, i960_pr_noalign): Move from here ...
332 * i960-c.c: ... to this new file.
333 * t-960bare (i960-c.o): New rule.
334 * t-vxworks960 (i960-c.o): Likewise.
335 * config.gcc (i960-*-*): Define c_target_objs and
338 2001-03-15 Bernd Schmidt <bernds@redhat.com>
340 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
341 without adding in rtx code and mode.
343 * alias.c (init_alias_analysis): Don't use any rtx whose value
344 varies as a known value.
345 Delete a superfluous test.
347 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
349 (ia64_sched_reorder): Call maybe_rotate; also rotate after
350 scheduling a stop bit.
351 (ia64_emit_nops): Correctly handle ASMs.
353 2001-03-15 Mark Mitchell <mark@codesourcery.com>
355 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
357 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
359 * cpp.texi: Update documentation for -include and -imacros.
360 * cppfiles.c (struct include_file): Remove "defined" memeber.
361 (find_or_create_entry): Make a copy of the file name, and
363 (open_file): Update to ensure we use the simplified filename.
364 (stack_include_file): Don't set search_from.
365 (cpp_included): Don't simplify the path name here.
366 (find_include_file): New prototype. Call search_from to
367 get the start of the "" include chain. Don't simplify the
369 (_cpp_execute_include): New prototype. Move diagnostics to
370 do_include_common. Update.
371 (_cpp_pop_file_buffer): Don't set defined.
372 (search_from): New prototype. Use the preprocessor's cwd
373 for files included from the command line.
374 (read_name_map): Don't simplify the pathname here.
375 * cpphash.h (enum include_type): New.
376 (struct buffer): Delete search from. New search_cached.
377 (_cpp_execute_include): Update prototype.
378 * cppinit.c (do_includes): Use _cpp_execute_include.
379 * cpplib.c (do_include_common): New function.
380 (do_include, do_include_next, do_import): Use it.
382 2001-03-14 Mark Mitchell <mark@codesourcery.com>
384 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
385 contents of the RTL, to determine the name of the object.
387 2001-03-14 Mark Mitchell <mark@codesourcery.com>
389 * tree.h (DECL_RTL): Allocate RTL lazily.
390 (SET_DECL_RTL): New macro.
391 (DECL_RTL_SET_P): Likewise.
392 (COPY_DECL_RTL): Likewise.
393 (DECL_RTL_IF_SET): Likewise.
394 * varasm.c (make_decl_rtl): Add assertions about the kind of
395 declaration we are processing.
396 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
397 (start_decl): Likewise.
398 (finish_decl): Likewise.
399 * c-semantics.c (emit_local_var): Likewise.
400 * calls.c (expand_call): Likewise.
401 * dbxout.c (dbxout_symbol): Likewise.
402 * emit-rtl.c (unshare_all_rtl): Likewise.
403 (unshare_all_decls): Likewise.
404 (reset_used_decls): Likewise.
405 * expr.c (store_constructor): Likewise.
406 (safe_from_p): Likewise.
407 (expand_expr): Likewise.
408 * function.c (put_var_into_stack): Likewise.
409 (instantiate_decls_1): Likewise.
410 (assign_parms): Likewise.
411 (expand_function_start): Likewise.
412 (expand_function_end): Likewise.
413 * ggc-common.c (gcc_mark_trees): Likewise.
414 * integrate.c (function_cannot_inline_p): Likewise.
415 (copy_decl_for_inlining): Likewise.
416 (expand_inline_function): Likewise.
417 (integrate_parm_decls): Likewise.
418 (integrate_decl_tree): Likewise.
419 * print-tree.c (print_node): Likewise.
420 * reg-stack.c (stack_result): Likewise.
421 * stmt.c (label_rtx): Likewise.
422 (expand_return): Likewise.
423 (expand_decl): Likewise.
424 (expand_decl_cleanup): Likewise.
425 (expand_anon_union_decl): Likewise.
426 * toplev.c (check_global_declarations): Likewise.
427 (rest_of_decl_compilation): Likewise.
428 * tree.c (simple_cst_equal): Likewise.
429 * objc/objc-act.c (generate_static_references): Likewise.
431 2001-03-14 Zack Weinberg <zackw@stanford.edu>
433 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
434 gcc_AC_C_FLOAT_FORMAT): New macros.
435 * configure.in: Add AC_PROG_CPP after CC tests;
436 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
437 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
438 * configure, config.in: Regenerate.
440 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
441 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
442 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
443 config/i370/xm-linux.h, config/i370/xm-oe.h,
444 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
445 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
446 config/pa/xm-linux.h, config/pa/xm-pa.h,
447 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
448 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
449 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
450 config/we32k/xm-we32k.h: Delete.
452 * config/i370/xm-mvs.h, config/m88k/m88k.h,
453 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
454 config/vax/xm-vms.h: Don't define any of:
455 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
457 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
459 * config.gcc: Remove references to deleted files.
460 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
461 FATAL_EXIT_CODE, which is the same between oe and mvs).
463 2001-03-14 DJ Delorie <dj@redhat.com>
464 Vladimir Makarov <vmakarov@redhat.com>
466 * config/i960/i960.c (i960_function_prologue): Compute size of
467 frame according to number of registers actually saved there.
469 2001-03-14 Richard Henderson <rth@redhat.com>
471 * expr.c (emit_move_insn_1): Fix else if around #endif.
473 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
476 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
479 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
481 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
482 (override_options): Parse cmodel string.
483 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
484 * i386.h (TARGET_OPTIONS): Add "cmodel".
485 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
487 (ix86_cmodel_string, ix86_cmodel): Declare.
489 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
492 * i386.h (GENERAL_REG_P): Add missing REG_P.
494 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
496 * configure.in: Use $gcc_cv_as instead of $as.
497 * configure: Regenerated.
499 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
501 * cppfiles.c (stack_include_file): Only increase the include
502 count if we actually process the file properly, as opposed
503 to treating it as length zero. Only call read_include_file
504 if not DO_NOT_REREAD. Handle the -H include file output
506 (read_include_file): Remove now redundant DO_NOT_REREAD check.
507 (cpp_included, find_include_file): Simplify pathnames after
508 remapping them. If remapping, don't use the remapped file
509 name's buffer as our scratch buffer.
510 (cpp_pop_file_buffer): Replace the multiple include macro
511 only if it isn't yet set.
512 (read_name_map): Simplify remapped names when reading in.
513 (remap_filename): Move code to code path that uses it.
514 (_cpp_simplify_pathname): Return the input pointer.
515 * cpphash.h (_cpp_simplify_pathname): Update prototype.
517 2001-03-14 Mark Mitchell <mark@codesourcery.com>
519 * expr.c (expand_expr): Revove bogus conditional.
521 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
523 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
525 2001-03-14 Jakub Jelinek <jakub@redhat.com>
527 * reg-stack.c (stack_result): Unconditionally use
528 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
530 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
532 * expr.c (emit_move_insn_1): Split push of complex value when
533 no suitable push instruction exist.
535 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
538 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
540 * alias.c (handled_component_p, can_address_p): New functions.
541 (get_alias_set): Use them.
543 2001-03-13 Jim Wilson <wilson@redhat.com>
545 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
546 from 80 in try_locals code.
547 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
549 2001-03-13 Zack Weinberg <zackw@stanford.edu>
551 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
552 gcc_AC_C_LONG_LONG): New.
553 * configure.in: Use them. Probe the size of short, int, long,
554 and long long/__int64 if we have them. Move all the AC_C_*
555 checks together, except gcc_AC_C_CHAR_BIT which has to go
556 after AC_CHECK_HEADERS(limits.h).
557 Take hwint.h out of host_xm_file and build_xm_file.
559 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
560 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
561 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
562 Move the HOST_WIDEST_INT setup logic here from system.h.
563 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
565 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
566 is now handled by hwint.h.
568 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
569 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
570 config/ia64/xm-ia64.h: Don't define any of:
571 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
572 HOST_BITS_PER_LONGLONG.
574 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
575 config/h8300/xm-h8300.h, config/mips/iris6.h,
576 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
577 config/sparc/xm-sp64.h: Delete.
578 * config.gcc: Remove references to deleted files.
580 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
581 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
582 * config/i370/xm-linux.h: Clarify floating-point situation in
585 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
587 * cppfiles.c (NO_INCLUDE_PATH): New macro.
588 (find_include_file): Decide here which part of the include
589 chain to start the search. Complain about an empty include
590 chain in all cases apart from an abolsute file name.
591 (_cpp_execute_include): Don't choose the search chain here.
592 Don't call handle_missing_include in the case of an empty
594 (_cpp_compare_file_date): Don't choose the search chain here.
595 * cpplib.c (do_include_next): Move the in-main-file diagnostic
596 here from _cpp_execute_include. Behave like #include if
597 we're in the main file.
599 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
601 * system.h (malloc, realloc, calloc, strdup): Only poison these
602 tokens when IN_GCC is defined.
604 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
606 * i386.md (abs?f expander): Support SSE case.
607 (abd?f_if): Add new "USE"; add splitters.
609 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
611 * cpp.texi (poison): Explain the macro expansion exception.
613 2001-03-13 Jakub Jelinek <jakub@redhat.com>
615 * expr.c (store_expr): Add dont_store_target. If temp is already in
616 target before copying to reg, don't store it into target again.
618 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
620 * cppinternals.texi: Update for file handling.
622 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
624 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
625 2001-02-24 which broke building the Java library.
626 * function.c (identify_blocks): Likewise.
627 (all_blocks): Likewise.
628 * integrate.c (integrate_decl_tree): Likewise.
629 * print-tree.c (print_node): Likewise.
630 * tree.h (BLOCK_NUMBER): Likewise.
631 (struct tree_block): Likewise.
633 2001-03-12 David Edelsohn <edelsohn@gnu.org>
635 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
636 __WCHAR_TYPE__ definition.
637 (WCHAR_TYPE_SIZE): #undef before #define.
639 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
641 * cppfiles.c: Update comments.
642 (destroy_include_file_node): Rename destroy_node.
643 (find_or_create_entry): New function.
644 (open_file, _cpp_fake_include): Use it.
645 (handle_missing_header): New function, broken out of
646 _cpp_execute include. Don't segfault if there is no
647 system or quoted path.
648 (_cpp_execute_include): Use handle_missing_header.
650 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
652 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
653 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
655 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
657 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
658 unless anti_dependence says they are.
659 * alias.c (objects_must_conflict): If neither has a type specified,
662 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
663 David Billinghurst <David.Billinghurst@riotinto.com>
665 * config/mips/iris5.h: Change WCHAR_TYPE to int.
667 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
669 * i386.md (trunctfdf2_2): Rename missnamed pattern.
670 (*_one_bit): Remove type on the match_operand in attributes.
672 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
674 * i386.c: Commit forgotten hunk in previous patch.
675 (regclass_map): Add extended registers.
676 (dbx_register_map): Add missing frame register.
678 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
680 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
682 * i386.md (x86_sahf_1): Disable for 64bit.
683 (popsi*, pophi*): Likewise.
684 (pushqi, pushhi): Likewise.
685 (movdi, pushdi): Likewise.
686 (zero extend DImode splitter): Likewise.
687 (adddi, minusdi splitter): Likewise.
688 (umulsidi): Likewise.
690 (mulsidi): Disable for 64bit
691 (lshift:DI/ashift:DI): Disable for 64bit.
692 (loop patterns): Likewise.
693 (call_pop, call_value_pop expanders and patterns): Likewise.
694 (prologue_get_pc): Likewise.
696 (fcmovDI pattern and splitter): Likewise.
697 (movdfcc_1_rex64): New.
699 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
701 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
702 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
703 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
704 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
705 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
706 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
707 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
708 (PUSH_ROUNDING): x86_64 rounds to 64bits.
709 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
710 (REGPARM_MAX): Set to 6 for x86_64.
711 (SSE_REGPARM_MAX): Set to 16 for x86_64.
712 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
715 * (patterns that does use upper halves): Update constraints
716 'q' to 'Q' and 'r' to 'R'.
717 (cmpqi_ext_1): Disable for 64bit.
718 (cmpqi_ext_3_insn): Likewise.
719 (movqi_extzv_1): Likewsie.
720 (addqi_ext_1): Liekwsie
721 (testqi_ext_1): Liekwsie
722 (andqi_ext_1): Liekwsie
723 (xorqi_ext_1): Liekwsie
724 (cmpqi_ext_1_rex64): New.
725 (cmpqi_ext_3_insn_rex64): Likewise.
726 (movqi_extzv_1_rex64): Likewsie.
727 (addqi_ext_1_rex64): Liekwsie
728 (testqi_ext_1_rex64): Liekwsie
729 (andqi_ext_1_rex64): Liekwsie
730 (xorqi_ext_1_rex64): Liekwsie
732 2001-03-11 Zack Weinberg <zackw@stanford.edu>
734 * configure.in: Move check for unsigned enumerated bitfields
735 to macro in aclocal.m4. Disable it for now.
736 * configure, config.in: Regenerate.
737 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
738 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
739 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
740 kind above its first use.
742 * config/xm-interix.h, config/alpha/xm-alpha.h,
743 config/i370/xm-linux.h, config/i386/xm-beos.h,
744 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
745 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
746 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
747 Don't define ONLY_INT_FIELDS under any circumstances.
749 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
751 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
752 config/sparc/xm-sysv4.h: Delete - now identical with some
754 * config.gcc (hppa targets): Replace xm-pahpux.h and
755 xm-papro.h with implicit xm-pa.h.
756 (sparc targets): Replace xm-sysv4.h with implicit or explicit
759 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
761 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
762 before reload_cse_noop_set_p.
764 2001-03-11 Zack Weinberg <zackw@stanford.edu>
766 * config.gcc: Where xm-host.h used to include another
767 xm-host.h, list the nested header directly in xm_file. Remove
768 references to deleted files. Can now use sparc/xm-sp64.h for
771 * config/xm-linux.h, config/arm/xm-linux.h,
772 config/i386/xm-dos.h, config/i386/xm-gnu.h,
773 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
774 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
775 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
776 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
779 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
780 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
781 bother to wrap #undef in #ifdef.
782 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
783 Don't include xm-linux.h.
784 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
786 * configure.in: Wrap regexps using [] in changequote block.
787 Use expr : not echo | grep. Simplify regexps.
788 * configure: Regenerate.
790 56 xm-files remain, 22 xm-arch.
792 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
794 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
795 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
796 (local_index, local_rindex): Delete, use strchr/strrchr instead.
797 (copy_object): Fix format specifier vs argument mismatch.
799 * mips-tdump.c: Make local functions static.
800 (rindex): Don't #undef.
801 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
802 (fatal, fancy_abort): Delete.
803 (read_seek): Avoid signed/unsigned compare.
805 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
807 * combine.c (try_combine): Fix error in change to try original
809 (gen_rtx_combine): Do same as gen_rtx for now.
811 2001-03-11 Zack Weinberg <zackw@stanford.edu>
813 * configure.in: AC_SUBST xm_defines.
814 * configure: Regenerate.
815 * Makefile.in: Set DEFINES=$(xm_defines) when building
818 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
820 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
821 (cpp_included, find_include_file): Update.
822 (_cpp_compare_file_date): Make else unconditional.
824 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
826 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
828 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
830 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
831 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
833 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
835 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
836 if it's a record type.
838 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
840 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
841 mingw includes slightly.
843 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
845 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
846 #undef token before poisoning it.
848 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
850 * alpha.c (check_float_value): Use memcpy, not bcopy.
852 * m32r.c (m32r_sched_reorder): Likewise.
854 * vax.c (check_float_value): Likewise.
856 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
858 * toplev.c (file_name_nondirectory): Remove.
859 * toplev.h: Similarly.
860 * dwarf2out.c (compute_section_prefix): Use lbasename instead
861 of file_name_nondirectory.
863 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
865 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
866 * mips-tfile.c: Don't #undef rindex; not used.
868 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
870 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
871 (dbx64_register_map): Declare.
872 (RETURN_ADDR_RTX): Fix for 64bit.
873 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
874 (INCOMING_FRAME_SP_OFFSET): Set to 8.
875 * i386.c (dbx64_register_map): New global array.
876 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
877 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
880 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
882 * cppfiles.c (search_from): Use lbasename.
883 * mkdeps.c (deps_add_default_target): Use lbasename.
885 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
887 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
888 xcalloc in lieu of malloc, realloc & calloc.
890 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
892 * gengenrtl.c (xmalloc): Likewise.
894 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
895 really_call_* memory allocation routines.
897 * stmt.c (check_for_full_enumeration_handling): Use
898 really_call_calloc, not calloc.
900 * system.h (really_call_malloc, really_call_calloc,
901 really_call_realloc): Define.
902 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
904 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
906 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
908 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
910 * configure: Rebuilt.
911 * configure.in: Only use `lang_requires' for languages athat are
914 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
916 * invoke.texi: Fix typo.
919 2001-03-09 Zack Weinberg <zackw@stanford.edu>
921 * configure.in: Prune nonexistent files from build_xm_file,
922 xm_file, and host_xm_file lists. Warn unless they're
924 Don't generate *config.h here.
925 AC_SUBST all variables needed to generate *config.h.
926 * configure: Regenerate.
927 * mkconfig.sh: New helper script, from code removed from
929 * Makefile.in: Zap all MALLOC variables - no longer used
930 anywhere, and malloc.c doesn't exist.
931 Substitute in variables needed to generate *config.h.
932 Stop lying about the dependencies contained in CONFIG_H and
934 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
935 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
936 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
937 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
938 $(TM_P_H), etc. as appropriate.
940 * config.gcc: Zap references to deleted files.
941 * ggc-none.c: Don't include rtl.h or tm_p.h.
943 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
944 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
945 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
946 config/i386/xm-linux.h, config/i386/xm-linux.h,
947 config/i386/xm-next.h, config/i386/xm-openbsd.h,
948 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
949 Don't include i386/xm-i386.h.
951 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
952 config/i386/xm-i386.h, config/i860/xm-i860.h,
953 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
954 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
955 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
956 Delete (empty except comments, #includes of other deleted
957 files, and macros used nowhere).
959 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
961 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
962 independent on TARGET_FLAGS.
964 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
966 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
968 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
970 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
972 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
973 LAST_REX_SSE_REG): define.
974 (enum reg_class): Add 'LEGACY_REGS'
975 (REG_CLASS_CONTENTS): Likewise; add extended registers.
976 (SSE_REGNO_P): Recognize extended registers.
977 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
978 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
979 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
980 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
981 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
982 REG_OK_FOR_STRREG_P): Remove.
983 (HI_REGISTER_NAMES): Add extended registers.
984 (ADDITIONAL_REGISTER_NAMES): Likewise.
985 (QI_REGISTER_NAMES): Add 8bit extended registers.
986 (DEBUG_REG): Support extended registers.
987 * i386.c (regclass_map): Add extended registers.
988 (dbx_register-map): Likewise.
989 (svr4_dbx_register_map): Likewise.
990 (print_reg): Support extended registers.
991 (print_operand): Support 64bit operands.
993 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
995 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
996 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
997 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
998 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
999 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
1000 STACK_BOUNDARY): Set properly for 64bits.
1001 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
1002 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
1003 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
1004 (MOVE_MAX): Set to 16.
1005 (MOVE_MAX_PIECES): 8 for 64bit.
1006 (Pmode): Set to SImode.
1008 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
1010 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
1012 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
1014 * i386.h (mask_64bit): New constant.
1015 (target_64bit): New macro.
1016 (target_options): Add '64'/'32'
1017 (target_default): Define.
1018 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
1019 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
1020 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
1022 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
1024 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1026 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
1028 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1029 LO_SUM unless for_alias is set.
1031 2001-03-08 Stan Shebs <shebs@apple.com>
1033 * objc/objc-act.c: Fix old typos in comments, add comments for
1035 (hash_init): Fix file name in error message.
1036 (hash_enter): Ditto.
1037 (hash_add_attr): Ditto.
1038 (continue_class): Ditto.
1040 2001-03-08 Bruce Korb <bkorb@gnu.org>
1042 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1043 wait4() can receive the signal.
1045 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1047 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1049 * fixinc/fixincl.x: Regenerate.
1051 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1053 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1055 * fixinc/fixincl.x: Regenerate.
1057 2001-03-08 Richard Henderson <rth@redhat.com>
1059 * configure.in (HAVE_AS_LEB128): New assembler check.
1060 * configure, config.in: Rebuilt.
1062 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
1064 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
1067 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1069 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
1070 references to the MAXPATHLEN macro.
1072 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
1073 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
1076 * config/i386/xm-gnu.h, config/xm-gnu.h,
1077 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
1078 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
1079 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
1080 and/or unused files.
1082 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
1083 doing so in various xm-*.h files.
1085 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1087 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1089 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1091 * configure.in (enable_shared): Support per-package shared-library
1093 * configure: Rebuilt.
1095 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1097 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1098 for crnot. Set operands[5] in splitter.
1100 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1102 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
1103 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
1104 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
1105 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
1106 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
1107 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
1108 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
1111 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
1112 config/i370/xm-i370.h, config/i386/xm-dgux.h,
1113 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
1114 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
1115 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
1116 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
1117 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
1118 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
1119 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
1120 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
1121 Delete unused and/or empty files.
1123 * config.gcc: Define USG in xm_defines as appropriate. Define
1124 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
1125 macro. Remove deleted xm-* files from $xm_files variable.
1127 2001-03-07 Tom Tromey <tromey@redhat.com>
1129 * configure: Rebuilt.
1130 * configure.in: Allow config-lang.in to set `lang_requires' to list
1131 of other required languages.
1133 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
1135 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
1137 (output_prologue): Use xmalloc not oballoc.
1138 (output_epilog): Free a29k_first_epilogue_insn when finished.
1139 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
1141 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
1143 * builtins.c (expand_builtin_mathfn): Check
1144 flag_unsafe_math_optimizations, not flag_fast_math.
1145 (expand_builtin): Likewise
1146 * combine.c (combine_simplify_rtx): Likewise.
1147 (simplify_if_then_else): Likewise.
1148 * cse.c (fold_rtx): Likewise.
1149 * flags.h: Remove flag_fast_math. Add
1150 flag_unsafe_math_optimizations and flag_trapping_math.
1151 * fold-const.c (negate_expr): Check
1152 flag_unsafe_math_optimizations, not flag_fast_math.
1153 (invert_truthvalue): Likewise.
1154 (fold): Likewise. Before associating operands, check that
1155 code == MULT_EXPR, not code != MULT_EXPR.
1156 * ifcvt.c (noce_try_minmax): Check
1157 flag_unsafe_math_optimizations, not flag_fast_math.
1158 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
1159 * invoke.texi: Document -funsafe-math-optimizations and
1160 -fno-trapping-math. Change documentation for -ffast-math.
1161 * jump.c (reversed_comparison_code_parts): Likewise.
1162 (rtx_equal_for_thread_p): Likewise.
1163 * optabs.c (emit_conditional_move): Likewise.
1164 * simplify-rtx.c (simplify_binary_operation): Likewise.
1165 (simplify_relational_operation): Likewise.
1166 (simplify_ternary_operation): Likewise.
1167 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1168 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1169 Add trapping-math and unsafe-math-optimizations entries to f_options.
1170 (set_fast_math_flags): New, sets flags for -ffast-math.
1171 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1172 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1173 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1175 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1176 (alpha_emit_conditional_move): Initialize local_fast_math to
1177 flag_unsafe_math_optimizations, not flat_fast_math.
1178 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1179 instead of setting flag_fast_math to 1.
1180 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1182 * config/i386/i386.c (override_options): Likewise
1183 * config/i386/i386.md: Likewise.
1184 * config/m68k/m68k.md: Likewise.
1185 * config/mips/mips.md: Likewise.
1186 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1187 (rs6000_generate_compare): Likewise.
1189 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1191 * Makefile.in: Set RANLIB to @RANLIB@.
1194 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1196 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1197 * fixinc/fixincl.x: Regenerated.
1199 2001-03-07 Richard Henderson <rth@redhat.com>
1201 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1203 2001-03-07 Richard Henderson <rth@redhat.com>
1205 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1206 of block notes and exception handling notes.
1208 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1209 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1210 (compile_file): ... here.
1212 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1214 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1216 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1217 config.h now. Include libiberty.h to handle alloca.
1219 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1221 * c-parse.in (yylexname): New function, split out of _yylex.
1222 (objc_rid_sans_at): New table.
1223 (init_reswords): Initialize it.
1224 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1225 retrieving the next token and checking it for significance as
1226 an ObjC keyword or string constant.
1228 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1229 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1231 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1234 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1236 * config/m68k/m68k.c (const_uint32_operand): Accept any
1237 const_int on a 32-bit host.
1239 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1241 * objc/objc-act.c (init_objc): Set save_lang_status,
1242 restore_lang_status, and mark_lang_status.
1244 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1246 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1248 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1250 * cppinternals.texi: Update.
1252 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1254 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1255 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1256 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1257 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1258 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1259 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1260 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1261 config/i386/xm-i386.h, config/i860/xm-i860.h,
1262 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1263 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1264 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1265 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1266 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1267 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1268 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1269 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1270 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1271 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1272 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1273 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1274 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1275 match the defaults provided in hwint.h.
1277 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1278 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1280 * config.gcc (xm_file): Don't set to files which are deleted.
1282 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1283 guard this file against these macros being undefined.
1285 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1287 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1288 and DECL_DEFER_OUTPUT on the decl we create, before calling
1289 rest_of_decl_compilation.
1291 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1293 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1295 * configure, config.in: Regenerate.
1296 * config.gcc: Remove references to deleted files.
1298 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1299 genrecog.c, rtl.c: Do not use alloca anywhere.
1301 * Makefile.in, build-make, system.h, config/x-interix,
1302 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1303 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1304 config/arc/xm-arc.h, config/arm/xm-arm.h,
1305 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1306 config/h8300/xm-h8300.h, config/i370/x-oe,
1307 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1308 config/i386/x-ncr3000, config/i386/x-sco5,
1309 config/i386/xm-dgux.h, config/i860/x-sysv4,
1310 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1311 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1312 config/m68k/x-hp320g, config/m69k/x-mot3300,
1313 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1314 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1315 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1316 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1317 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1318 config/mips/x-iris, config/mips/x-iris3,
1319 config/mips/x-sni-svr4, config/mips/x-sysv,
1320 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1321 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1322 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1323 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1324 config/pa/xm-papro.h, config/romp/xm-romp.h,
1325 config/rs6000/x-aix31, config/rs6000/x-aix41,
1326 config/rs6000/x-beos, config/rs6000/x-lynx,
1327 config/rs6000/x-mach, config/rs6000/x-rs6000,
1328 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1329 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1330 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1331 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1332 config/vax/xm-vms.h: Eradicate all references to alloca and
1335 * config/xm-alloca.h, config/clipper/x-clix,
1336 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1337 config/i860/x-sysv3, config/m88k/x-sysv3,
1338 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1339 (contained only alloca related hacks).
1341 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1344 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1346 * invoke.texi: Document __FAST_MATH__.
1348 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1350 * crtstuff.c: Restore include of auto-host.h.
1352 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1354 Put main() in a separate file, so that the language
1355 front-end can use a different main().
1358 * toplev.c: (main): Rename as toplev_main.
1359 * toplev.h: Declare toplev_main.
1360 * Makefile.in (OBJS): add toplev.o.
1361 (BACKEND): remove toplev.o, add main.o.
1363 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1365 * cppfiles.c (search_from): Special case the empty string.
1367 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1369 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1370 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1371 strlen or strcpy; we already know the length.
1372 (_cpp_compare_file_date): Similarly.
1373 * cpphash.h (struct cpp_reader): Delete done_initialising.
1374 (CPP_PREV_BUFFER): Delete.
1375 * cppinit.c (cpp_start_read): Don't set done_initialising.
1376 * cpplex.c (parse_string): Guarantee null-termination.
1377 (_cpp_equiv_toklists): Remove.
1378 * cpplib.c (glue_header_name): Null-terminate.
1379 (do_line): Don't leak memory.
1380 * cpplib.h (BT_WEAK): Delete.
1381 * cppmain.c (cb_ident): Strings are now null-terminated.
1383 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1385 * gcc.c (convert_filename): Append executable suffix
1386 if NO_AUTO_EXE_SUFFIX is not defined.
1387 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1388 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1390 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1392 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1393 * c-parse.gperf, c-gperf.h: Delete.
1394 (c-gperf.h was accidently re-added to the CVS repo in the rev
1395 1.16 commit by tromey)
1397 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1399 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1400 macro arguments when looking for the '('.
1401 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1402 2 when really parsing arguments; 1 when looking for '('.
1403 Always restore the lexer position.
1405 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1407 * longlong.h (umul_ppmm): Don't use a multiline string.
1409 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1411 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1412 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1413 t_bool in declaration because pcc can't combine volatile with typedef
1416 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1418 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1419 until when it is really needed.
1420 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1421 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1422 * i386.md (float?i?f splitter): Don't force source operand to memory
1424 (sse_movdfcc): Fix constraint.
1425 (sse_movdfcc splitter): Handle properly the second alternative.
1427 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1429 * cpplex.c (parse_string): Unconditionally pedwarn.
1431 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1434 * cppexp.c (parse_number): Update.
1435 * cpplex.c (parse_string): Pedwarn if multiline string does not
1436 result from a system header's macro.
1437 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1438 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1439 for function-like macros too.
1440 * c-lex.c (lex_number): Update.
1442 2001-03-03 Richard Henderson <rth@redhat.com>
1444 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1446 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1448 * combine.c (try_combine): If split with mode-changed scratch
1449 register didn't work, try the original mode.
1451 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1453 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1454 * config/c4x/c4x.h: Likewise.
1455 * stor-layout.c (compute_record_mode): Likewise.
1456 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1458 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1460 * configure.in: Kill tm.h. Include the files in the $tm_file
1461 list in all three of config.h, hconfig.h, tconfig.h, after the
1462 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1463 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1464 * configure: Regenerate.
1465 * Makefile.in (clean): Don't delete tm.h.
1467 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1468 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1469 those are not defined, set SEC and FEC to 0 and 1.
1470 * gcc.texi: Update to match.
1472 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1473 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1474 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1475 Include tconfig.h, not tm.h.
1477 * config/xm-lynx.h, config/xm-std32.h,
1478 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1479 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1480 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1481 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1482 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1483 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1484 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1485 config/i386/xm-i386.h, config/i860/xm-i860.h,
1486 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1487 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1488 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1489 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1490 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1491 config/pa/xm-linux.h, config/pa/xm-pa.h,
1492 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1493 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1494 config/pj/xm-pj.h, config/romp/xm-romp.h,
1495 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1496 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1497 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1498 config/v850/xm-v850.h, config/vax/xm-vax.h,
1499 config/we32k/xm-we32k.h:
1501 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1503 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1504 config/i370/xm-oe.h: Don't include tm.h. Don't define
1506 * config/vax/xm-vms.h: Don't include tm.h.
1508 * config/xm-lynx.h, config/avr/xm-avr.h,
1509 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1510 Delete; made empty by above changes.
1511 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1512 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1513 Don't include config/xm-lynx.h or tm.h.
1515 * config/xm-gnu.h: Don't include fcntl.h.
1516 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1518 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1520 2001-03-02 Richard Henderson <rth@redhat.com>
1522 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1523 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1525 2001-03-02 Richard Henderson <rth@redhat.com>
1527 * Makefile.in (OBJS): Add dwarf2asm.o.
1528 * dwarf2asm.c, dwarf2asm.h: New files.
1529 * dwarf2out.c (*): Use them.
1530 (size_of_uleb128, size_of_sleb128): Remove.
1531 (output_uleb128, output_sleb128): Remove.
1532 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1533 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1534 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1535 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1536 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1537 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1538 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1539 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1540 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1541 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1542 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1543 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1544 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1545 (dwarf2out_frame_debug): Remove unused variables.
1546 (output_loc_operands): Don't abort on 8 byte constants if
1547 host integers are wide enough.
1548 (output_symbolic_ref): Remove.
1549 (size_of_die): Don't assume 4 byte host integers.
1550 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1552 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1553 something stupid with HOST_WIDE_INT to long truncation.
1554 [CONST_DOUBLE]: Likewise.
1556 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1557 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1558 * config/arm/unknown-elf.h: Likewise.
1559 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1560 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1561 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1562 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1563 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1564 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1565 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1566 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1567 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1568 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1569 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1570 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1572 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1574 * cselib.c (hash_rtx): Cast enums to unsigned int.
1576 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1578 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1579 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1581 * c-format.c (C_STD_VER): Cast to int for comparisons.
1582 (check_function_format): Cast various enums to int for &.
1583 (maybe_read_dollar_number): Likewise.
1584 (check_format_info): Likewise.
1585 (check_format_info_main): Likewise.
1586 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1587 (safe_from_p): Likewise.
1588 * varasm.c (const_hash): Cast enum to int for %.
1589 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1590 pcc enum problems with < and ++ operators.
1591 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1592 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1593 (regclass_init): Change enum class to int to iterate over reg_classes.
1594 * genrecog.c (merge_trees): Cast enums for comparison.
1595 * rtl.h (GET_CODE): Cast to enum rtx_code.
1596 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1597 (GET_MODE): Cast to enum machine_mode.
1598 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1599 (GET_NOTE_INSN_NAME): Cast enum to int.
1600 * tree.h (TREE_CODE): Cast to enum tree_code.
1601 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1602 * timevar.c (timevar_print): Change loop variable id from enum to
1604 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1605 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1606 * toplev.c (compile_file): Cast enum DFI to int.
1607 (decode_d_option): Likewise.
1609 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1611 * cppinit.c (append_include_chain): Mark "after" include file name list
1612 as a system directory.
1613 * cpp.texi: Document new behavior.
1615 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1617 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1619 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1621 * cppfiles.c (struct include_file): Update.
1622 (stack_include_file): Use search_from.
1623 (cpp_included, find_include_file): Update.
1624 (cpp_execute_include): Update. ptr->name may not be
1625 null terminated. Use the new search_from member variable
1627 (_cpp_compare_file_date): Similarly.
1628 (search_from): New function, similiar to actual_directory.
1629 (actual_directory): Delete.
1630 (remap_filename): Update. loc->name may not be null terminated.
1631 (struct file_name_list): Rename search_path. Update.
1632 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1633 search_from and dir.
1634 (struct cpp_reader): Remove actual_dirs.
1635 * cppinit.c (struct cpp_pending): Update for renamed objects.
1636 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1637 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1638 * cpplib.h (struct cpp_options): Similarly.
1640 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1642 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1643 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1644 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1645 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1646 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1647 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1648 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1649 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1650 config/i370/xm-oe.h, config/i386/xm-aix.h,
1651 config/i386/xm-i386.h, config/i386/xm-osf.h,
1652 config/i860/xm-i860.h, config/i960/xm-i960.h,
1653 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1654 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1655 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1656 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1657 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1658 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1659 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1660 config/pj/xm-pj.h, config/romp/xm-romp.h,
1661 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1662 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1663 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1664 config/v850/xm-v850.h, config/vax/xm-vax.h,
1665 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1666 Do not define TRUE or FALSE.
1668 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1669 empty by above change.
1670 * config.gcc: Remove references to these files.
1672 * configure.in: Detect stdbool.h.
1673 * configure, config.in: Regenerate.
1674 * system.h: Include stddef.h here if available.
1675 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1676 Then set up a sensible boolean type at the very end.
1678 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1679 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1681 * hash.h: Delete 'boolean' typedef and related #undefs.
1683 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1684 all uses of 'boolean' with 'bool'.
1686 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1688 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1689 * cppexp.c (lex): Cast enums for comparison.
1690 * cppinit.c (parse_option): Cast enum for comparison.
1691 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1692 (cpp_output_token): Likewise.
1693 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1694 (cpp_avoid_paste): Cast enums for minus and comparison.
1696 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1698 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
1699 field to all array elements.
1701 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1703 * cpphash.h (struct cpp_reader): Add print_version field.
1704 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1705 just set print_version and other flags as appropriate.
1706 (cpp_post_options): Print version here if print_version is set.
1708 * toplev.c (exit_after_options): New flag.
1709 (independent_decode_option): Don't exit here; just set
1711 (main): Exit after calling lang_hooks.post_options if
1712 exit_after_options is true.
1714 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1715 (merge_include_chains): Adjust comment to match code.
1717 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1719 * stringpool.c (set_identifier): New function.
1720 * tree.h: Prototype it.
1722 * c-parse.in: Kill D_YES. If compiled for objc, call
1723 save_and_forget_protocol_qualifiers from init_reswords.
1724 * objc/objc-act.c (remember_protocol_qualifiers,
1725 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1726 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1728 (save_and_forget_protocol_qualifiers): New function.
1729 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1731 2001-03-01 Diego Novillo <dnovillo@redhat.com>
1733 * c-semantics.c (prune_unused_decls): Return error_mark_node
1734 instead of (tree) 1 to stop traversing the tree chain.
1736 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1738 Fix a problem introduced by Kenner's Feb 18 change.
1739 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
1740 flag_cse_skip_blocks only temporarily, not for ever.
1742 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
1744 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1745 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1747 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1748 before determining its register class.
1750 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1752 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1753 from reg 4 if current_function_calls_setjmp.
1754 (gen_nop_type): New function.
1755 (ia64_emit_nops): New function.
1756 (ia64_reorg): Call it.
1757 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1759 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1760 code not to try to optimize adds with anything but a REG destination.
1762 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1763 (INSN_PRIORITY_KNOWN): New accessor macro.
1764 * haifa-sched.c (priority): Use it instead of testing priority against
1767 2001-02-28 DJ Delorie <dj@redhat.com>
1769 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
1770 since that doesn't work the way gcc wants on a generic m68k.
1772 2001-02-28 Richard Henderson <rth@redhat.com>
1774 * caller-save.c (save_call_clobbered_regs): Fix typo in
1775 comparison last change.
1777 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
1779 * i386.c (pentium4_cost): New.
1780 (m_PENT4): New macro.
1781 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
1782 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
1783 x86_integer_DFmode_moves, x86_partial_reg_dependency,
1784 x86_memory_mismatch_stall): Add Pentium4
1785 (x86_use_q_reg, x86_use_any_reg): Kill.
1786 (override_options): Add pentium4.
1787 (incdec_operand): Return 0 for pentium4.
1788 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
1789 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
1790 (TARGET_PENTIUM4): Define.
1791 (enum processor_type): Add PROCESSOR_PENTIUM4.
1792 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
1793 * i386.md (attribute "cpu"): Add pentium4.
1794 * invoke.texi (march): Add pentium4.
1796 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
1798 * i386.md (sse_mov?fcc*): New patterns and splitters.
1799 * i386.c (ix86_expand_movcc): Work post-reload; recognize
1800 the SSE based conditional moves.
1802 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
1804 * i386.md (attribute mode): Add "TI".
1805 (movsf_1): Add pxor support; remove constant propagation splitter.
1806 (movdf_integer): Likewise.
1807 (movdf_nointeger): Likewise.
1808 (movxf constant prop splitter): Handle all modes; update for SSE.
1809 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
1810 * i386.c (standard_80387_constant_p): Rewrite.
1811 (standard_sse_constant_p): New.
1812 * i386-protos.h (standard_sse_constant_p): New.
1814 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
1816 * i386.md (sse_setccsf, sse_setccdf): New.
1817 (sse_cmp* patterns): Use '%D' instead of outputtting condition
1819 * i386.c (sse_comparison_operator): Accept the supported unordered
1820 comparses; be ready for fast_math.
1821 (print_operand): Support 'D'.
1823 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
1825 * jump.c (reversed_comparison_code): Kill.
1827 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
1829 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
1832 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
1834 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
1835 add missing '%' in constraints.
1837 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
1839 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
1840 for HOST_BITS_PER_WIDE_INT == 32 too.
1842 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
1844 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
1846 (insert_save, insert_restore): New parameter save_mode.
1847 (init_caller_save): Update initialization of reg_save_code
1848 and reg_restore_code.
1849 (save_call_clobbered_regs): Compute save_modes and update calls to
1850 reg_save_code and reg_restore_code.
1851 (insert_restore): Unsignetize numbers; use save_modes to choose mode
1852 of spill; update use of reg_restore_code.
1853 (insert_save): Likewise.
1854 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1855 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
1856 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
1858 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
1860 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
1861 noce_try_store_flag_inc, noce_try_store_flag_mask,
1862 noce_try_cmove_arith):
1863 Use reversed_comparison_code instead of reverse_comparison and
1864 can_reverse_comparison_p.
1866 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
1868 * jump.c (reversed_comparison_code_parts): Allow reversal of
1869 unordered compares in -ffast-math mode; reverse ordered compares
1870 for FP even w/o -ffast-math.
1872 2001-02-27 Richard Henderson <rth@redhat.com>
1874 * print-rtl.c (print_rtx) [i]: Don't print field five on
1875 NOTEs other than NOTE_INSN_DELETED_LABEL.
1877 2001-02-27 Zack Weinberg <zackw@stanford.edu>
1879 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
1880 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
1882 2001-02-27 Diego Novillo <dnovillo@redhat.com>
1884 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
1885 even if walk_subtrees is 0.
1886 * c-semantics.c (prune_unused_decls): Return a non-null value to
1887 stop traversing the tree chain.
1889 2001-02-27 DJ Delorie <dj@redhat.com>
1891 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
1892 register, *then* define it as the new CFA.
1894 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
1896 * pa.c (override_options): Promote -fpic to -fPIC.
1897 (legitimize_pic_address): Simplify due to removal of
1898 small PIC as a code generation option.
1899 (secondary_reload_class): Similarly.
1900 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1901 (PRINT_OPERAND_ADDRESS): Similarly.
1902 * pa.md (various patterns): Similarly.
1903 (small pic lo_sum pattern): Remove.
1905 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
1908 * md.texi (min, max): Document
1910 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
1912 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
1913 TARGET_PARTIAL_REG_DEPENDENCY.
1914 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
1916 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
1918 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
1920 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
1922 * mips.c (mips_make_temp_file): Fix thinko in last change.
1924 2001-02-26 Jason Eckhardt <jle@redhat.com>
1926 * combine.c (known_cond): Do not reverse the condition when
1927 SMAX/UMAX is being considered and the condition is for equality
1930 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
1932 2001-02-26 Philip Blundell <philb@gnu.org>
1934 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1936 * config/arm/linux-elf.h: Remove historical relics related to
1937 above configurations.
1938 * config/arm/linux-oldld.h: Delete.
1939 * config/arm/linux-elf26.h: Delete.
1941 2001-02-26 Jason Merrill <jason@redhat.com>
1943 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
1945 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
1946 recognize a tentative definition. Lose obsolete code.
1948 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
1949 variables unless necessary, either.
1951 2001-02-25 Richard Henderson <rth@redhat.com>
1953 * ifcvt.c (struct noce_if_info): Add test_bb.
1954 (noce_get_alt_condition): New.
1955 (noce_try_minmax, noce_try_abs): New.
1956 (noce_operand_ok): New.
1957 (noce_process_if_block): Use them.
1958 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
1960 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
1962 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
1965 2001-02-25 Zack Weinberg <zackw@stanford.edu>
1967 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
1968 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
1970 (mips_asm_file_end): Free temp_filename here.
1972 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1974 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1975 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1977 * config/i386/i386.md (movstrsi): Handle FAIL case.
1979 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
1981 * cppinit.c (builtin_array): Update.
1982 (init_builtins): Flag builtins to warn if redefined or
1983 undefined. Define __GXX_WEAK as a normal macro.
1984 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1985 * cpplib.h (NODE_WARN): New flag.
1986 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
1987 Handle __STDC__ as a builtin only on Solaris.
1988 (warn_of_redefinition): Renamed from check_macro_definition.
1989 Reverse sense of test. Always warn if NODE_WARN.
1990 (_cpp_create_definition): Use warn_of_redefinition. Flag
1991 any macro beginning with "__STDC_" to require a mandatory
1992 warning if redefined or undefined.
1994 2001-02-24 Zack Weinberg <zackw@stanford.edu>
1996 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
1997 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
1998 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
1999 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
2000 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
2001 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
2002 Don't define any of:
2003 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
2004 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
2005 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
2006 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
2007 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
2009 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
2010 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
2013 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
2014 Delete now-empty file.
2016 * alpha/vms.h: Define NEED_ATEXIT here...
2017 * alpha/xm-vms.h: ...not here.
2019 * i386/cygwin.h: Don't define PARAMS.
2020 * mips/mips.c: Don't prototype mktemp. Don't define
2021 P_tmpdir. Use make_temp_file to create temporary files.
2022 Don't be clever and delete temporary files early.
2023 * config.gcc: Drop references to deleted files. Don't define
2025 * gcc.texi: Don't mention USE_PROTOTYPES.
2027 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2029 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
2030 (ix86_set_move_mem_attrs_1): Likewise.
2031 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
2032 * config/i386/i386.md (movstrsi): Call it.
2034 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2036 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
2037 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
2038 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
2039 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
2041 (i750a-*-*): Error here if hosting on i750a.
2042 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
2044 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
2045 Remove (empty modulo comments).
2047 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
2048 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
2049 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
2050 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
2051 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
2052 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
2054 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
2055 Remove reference to winnt.h in comment.
2056 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
2058 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2060 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
2061 used to set another biv.
2063 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2065 * tree.h (BLOCK_DEAD): New macro.
2066 (struct tree_block): New flag, dead_flag.
2067 * print-tree.c (print_node, case 'b'): Print missing fields.
2068 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
2069 * function.c (identify_blocks): Enable test for misplaced notes.
2070 (all_blocks): Skip BLOCK_DEAD blocks.
2071 * integrate.c (integrate_decl_tree): Likewise.
2073 * errors.c (internal_error, trim_filename): New functions.
2074 (fancy_abort): Call internal_error.
2075 * errors.h (internal_error, trim_filename): New declarations.
2077 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
2079 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
2081 (EXTRA_CONSTRAINT): Formatting changes.
2083 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2085 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
2087 2001-02-23 Per Bothner <per@bothner.com>
2089 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
2090 so they can be called from java/jvspec.c.
2091 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2093 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2095 * i386.c (ix86_frame): New structure.
2096 (ix86_compute_frame_size): Kill.
2097 (ix86_compute_frame_layout): New.
2098 (ix86_save_reg): New.
2099 (ix86_can_use_return_insn_p): Use frame layout stuff.
2100 (ix86_expand_prologue): Likewise.
2101 (ix86_expand_epilogue): Likewise.
2102 (ix86_initial_elimination_offset): Likewise.
2103 (ix86_nsaved_regs): Use ix86_save_reg.
2104 (ix86_emit_save_regs): Likewise.
2106 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
2108 * flow.c (find_sub_basic_blocks): New function.
2109 (split_block): Be ready for basic block introduced by CODE_LABEL.
2110 (commit_one_edge_insertion): Call find_sub_basic_block.
2112 * flow.c (make_edges): Add edge from entry for blocks starting with
2113 label having ALTERNATE_NAME
2115 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
2117 * function.c (epilogue_done): Be ready for first basic block not
2118 containing PROLOGUE_END note.
2119 (reposition_prologue_and_epilogue_notes): Avoid placing
2120 PROLOGUE_END note between BASIC_BLOCK.
2122 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
2124 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
2126 2001-02-21 DJ Delorie <dj@redhat.com>
2128 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
2129 check for current_function_has_nonlocal_goto from 1999-11-12.
2131 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2133 * diagnostic.c (trim_filename): No longer static.
2134 * toplev.h (trim_filename): Declare.
2135 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2136 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2137 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2138 (rtvec_check_failed_bounds): Likewise.
2139 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2141 * convert.c (convert_to_integer): Don't do unsigned unless result or
2142 both inputs are unsigned.
2144 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2147 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2149 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2151 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
2153 * Makefile.in (resource.o): Add params.h dependence.
2154 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
2155 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
2156 * resource.c: Add dependence on params.h.
2157 (current_live_regs): Fix explanatory comment.
2158 (find_basic_block): Add new parameter to permit limiting search
2160 (mark_target_live_regs): Add new argument to find_basic_block call.
2161 (incr_ticks_for_insn): Likewise.
2163 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2165 * diagnostic.c (output_to_stream): Rename to
2166 output_buffer_to_stream. Loses the stream parameter.
2167 (init_output_buffer): Set diagnosic_buffer's stream.
2168 (flush_diagnostic_buffer): Adjust.
2169 (default_print_error_function): Likewise.
2170 (finish_diagnostic): Likewise.
2171 (verbatim): Likewise.
2173 * diagnostic.h (struct output_buffer): Add `stream' field.
2174 (output_buffer_attached_stream): New macro.
2176 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2178 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2179 check if either operand is divisible by C.
2180 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2181 If type is signed, consider negative numbers as well.
2183 2001-02-22 Richard Henderson <rth@redhat.com>
2185 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2186 reach .text instead of gp-relative relocs.
2187 * config/ia64/crtend.asm (.init): Likewise.
2189 2001-02-22 Andreas Jaeger <aj@suse.de>
2191 * extend.texi (C++ Attributes): Fix typo.
2193 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2195 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2196 functions, drop current_function_args_info.words test.
2197 (ia64_compute_frame_size): Mark syscall_linkage functions as
2198 using eight input registers.
2200 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2201 Bruce Korb <bkorb@gnu.org>
2203 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2204 * fixinc/README: Document how to convert sed substitutions
2205 to format style c_fix-es.
2206 * fixinc/fixincl.x: regen
2208 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2210 * gcc.c: Add comment explaining how to add a command-line option.
2211 Add title to specs language comment.
2213 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2215 * gcc.c (cc1_options): Add "-param".
2216 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2217 (option_map): Likewise.
2218 * toplev.c (display_help): Add entry for "--param".
2219 (independent_decode_option): Fix typographical error.
2221 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2222 Bernd Schmidt <bernds@redhat.com>
2223 Jan Hubicka <jh@suse.cz>
2225 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2226 (function_arg): Likewise.
2228 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2230 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2232 2001-02-21 Kazu Hirata <kazu@hxi.com>
2234 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2238 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2240 * flow.c (init_propagate_block_info): Canon address and use single_set
2241 for killing dead memory stores.
2243 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2245 * Makefile.in (reorg.o): Add params.h dependence.
2246 * params.def: Fix typographical error in comment.
2247 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2248 * params.h: Modify introductory comment.
2249 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2250 * reorg.c: Add dependence on params.h.
2251 (redundant_insn): Add parameterized throttle for search.
2252 (fill_simple_delay_slots): Add a comment explaining a variable.
2253 Move conditional out of loop, simplifying code.
2254 (fill_eager_delay_slots): Fix typographical error in comment.
2256 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2258 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2260 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2261 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2263 2001-02-21 Jason Merrill <jason@redhat.com>
2265 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2266 (struct tree_decl): Add uninlinable bitfield.
2267 * c-decl.c (duplicate_decls): Set it.
2268 * integrate.c (function_cannot_inline_p): Check it.
2270 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2271 DW_AT_MIPS_linkage_name to abstract methods.
2272 (dwarf2out_abstract_function): Emit class context before calling
2273 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2274 (gen_subprogram_die): Remove obsolete code.
2275 (gen_member_die): Don't include clones in the member list.
2276 (gen_decl_die): Emit abstract info for clone origin.
2277 * dwarfout.c (output_type): Don't include clones in the member list.
2278 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2279 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2280 DECL_ABSTRACT on a function that already has it set.
2282 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2283 (get_subprogram_die): Pass it in.
2285 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2287 * flow.c (mark_set_1): Make not_dead unsigned long. For
2288 non-pseudos, use it as a bitmask of the hard regs that
2291 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2293 * cppfiles.c: Update comments.
2294 (_cpp_read_file): Don't check for NULL filenames any more.
2295 * cppinit.c (cpp_start_read): Don't do canonicalization of
2296 in_fname and out_fname. Use the passed file name exclusively.
2297 (_cpp_handle_options): Don't treat "-" as a command line option,
2298 but as a normal filename.
2299 (_cpp_post_options): Canonicalize in_fname and out_fname.
2300 * cppmain.c (printer_init): Don't check out_fname for NULL.
2301 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2302 (init_c_lex): Update, and use "" to represent stdin to CPP.
2305 2001-02-20 Will Cohen <wcohen@redhat.com>
2307 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2308 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2309 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2312 2001-02-20 Stan Shebs <shebs@apple.com>
2314 * config/rs6000/rs6000.c (output_cbranch): Output branches
2315 on separate lines instead of using ';' to separate.
2317 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2319 * cppinit.c (set_lang): Move builtin handling to...
2320 (init_builtins): ...here.
2321 (_cpp_create_reader): Move call to set_lang.
2323 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2325 * stmt.c (expand_return): If an attempt is made to return the
2326 error_mar_node, treat the return like a return without a value.
2328 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2330 * sibcall.c (skip_copy_to_return_value): Call
2331 identify_call_return_value here, and return orig_insn if it
2332 returns zero. Hardret and softret arguments now unnecessary.
2333 (call_ends_block_p): Don't call identify_call_return_value here.
2335 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2337 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2338 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2340 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2342 * pa.c (move_operand): Accept code to load the address of a
2343 symbol out of the DLT as a valid move operand.
2344 (print_operand, case 'A'): New to handle generating a DLT
2345 reference for a LO_SUM expression.
2346 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2347 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2349 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2351 * README, cpp.texi, gcc.texi, version.c: Update version number to
2353 * cpp.1, gcov.1, gcc.1: Regenerate.
2355 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2357 * cppfiles.c (stack_include_file): Generate dependencies
2358 here, and manage include_count here too.
2359 (PRINT_THIS_DEP): Delete.
2360 (_cpp_execute_include): Do not generate dependencies here,
2361 apart from the case of a missing header. Do not manage
2363 (_cpp_read_file): Leave dependency generation to
2366 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2368 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2369 target_cpu_default. Remove dead assignment to
2372 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2374 * regclass.c (contains_reg_of_mode): Make global.
2375 (init_reg_sets): Remove contains_reg_of_mode; take into account
2376 CLASS_MAX_NREGS when looking for the proper mode.
2377 (dump_regclass): Dump only classes considered for the pseudo.
2378 (regclass): Use contains_reg_of_mode.
2380 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2382 * gcc.c (do_spec_1): 'n' for printing notices.
2383 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2385 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2387 * reg-stack.c (next_flags_user): Use current_block->end
2388 (swap_rtx_condition): Look for next user if flags don't die;
2389 give up on CALL_INSNs; use current_block->end.
2391 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2393 * sibcall.c (call_ends_block_p): New function.
2394 (optimize_sibling_and_tail_recursive_call): Use it.
2396 2001-02-18 Kazu Hirata <kazu@hxi.com>
2398 * config/h8300/h8300.md: Update copyright.
2399 (andsi3): Do not output an extra newline character.
2401 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2403 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2404 FNDECL may be unused.
2406 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2407 follow jumps after first run.
2408 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2409 it doesn't change any jumps.
2411 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2413 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2414 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2415 (mostlyclean): Corresponding changes.
2416 * rtlanal.c (hard-reg-set.h): Include.
2417 (rtx_unstable_p): Do not treat the argument pointer specially
2418 if it is not a fixed register.
2419 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2421 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2423 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2424 against last real insn in basic block.
2425 Rework to avoid gotos.
2427 * Makefile.in (gcse.o): Now includes ggc.h.
2428 * gcse.c: Include ggc.h.
2429 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2430 (try_replace_reg): Remove warning of uninitialize variable.
2431 (process_insert_insn): Call invalid_insn_p to validate insn.
2432 * recog.c (insn_invalid_p): Now global.
2433 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2434 * recog.h (insn_invalid_p): New declaration.
2436 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2438 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2439 assignments from FP constants since 'Y' output code can't handle it.
2440 (eligible_for_sibcall_delay): Likewise.
2442 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2443 Call fancy_abort directly, passing args.
2444 (print_rtl_and_abort): Now a macro, like fancy_abort.
2446 * final.c (output_operand_lossage): Use internal_error, not error.
2448 2001-02-18 Shane Nay <shane@agendacomputing.com>
2450 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2451 structure shift insns.
2453 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2455 * invoke.texi (-fsquangle): Remove documentation.
2456 (-fname-mangling-version): Likewise.
2458 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2460 * optabs.c (expand_abs): Remove reference to
2461 HAVE_contitional_arithmetic.
2462 * combine.c (simplify_set): Likewise.
2464 2001-02-18 Richard Henderson <rth@redhat.com>
2466 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2469 2001-02-18 Richard Henderson <rth@redhat.com>
2471 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2473 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2475 * reload1.c (reload_cse_simplify_set): Fix typo.
2477 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2479 * diagnostic.c (_fatal_insn): Decrement errorcount.
2481 * invoke.texi (-I): Add note avoiding use for system header files.
2483 * rtl.h (add_clobbers): Remove duplicate declaration.
2484 * recog.h (added_clobbers_hard_reg_p): New declaration.
2485 * genemit.c (struct clobber_pat): New field has_hard_reg.
2486 (gen_insn): Record if added clobbers clobber hard reg.
2487 (gen_split): Avoid unused warning if number of operands is 0.
2488 (output_added_clobbers_hard_reg_p): New function.
2491 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2493 * pa.c (hppa_expand_prologue): Simplify code storing return
2494 pointer. For large (>=8k) frames with a post_store, adjust stack
2495 pointer by 8k-64 first rather than by 64. When testing with
2496 VAL_14_BITS_P, always use the actual value rather than the value
2497 negated. Add blockage to prevent scheduling of spills before
2498 stack frame has been created.
2499 (hppa_expand_epilogue): Simplify code loading return pointer.
2500 Allow a slightly larger range for merge_sp_adjust_with_load case.
2501 When testing with VAL_14_BITS_P, always use the actual value.
2503 * pa.c (pa_adjust_insn_length): Check that block move
2504 pattern is a set before looking at operands.
2506 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2508 * fold-const.c (fold_binary_op_with_conditional_arg): New
2509 function, split out from ...
2511 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2512 conditional arms that throw exceptions.
2514 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2517 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2519 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2520 define HAVE_DECL_* to 1 to mask potential backup declarations.
2521 * configure: Regenerated.
2523 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2525 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2527 2001-02-17 Richard Henderson <rth@redhat.com>
2529 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2530 when replacing a memory load with a register.
2532 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2533 Jan Hubicka <jh@suse.cz>
2535 * recog.c (validate_replace_src_1): New.
2536 (validate_replace_src_data): Likewise.
2537 (validate_replace_src): Use note_uses.
2538 * rtl.h (note_uses): Declare.
2539 * rtlanal.c (note_uses): New.
2541 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2543 * reg-stack.c (stack_def): Make field reg unsigned.
2544 (remove_regno_note): Unsignetize parameter.
2546 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2548 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2549 shladd_operand() call.
2551 2001-02-16 Bruce Korb <bkorb@gnu.org>
2552 Rodney Brown <RodneyBrown@mynd.com>
2554 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2555 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2556 machine restrictions
2557 * fixinc/fixincl.x: regen
2559 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2561 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2563 (hash_scan_insn): Clean up calls to hash_scan_set.
2564 (compute_kill_rd): REGNO now unsigned.
2565 (try_replace_reg): Rework to use simplify_replace_rtx.
2566 (cprop_jump, cprop_cc0_jump): Likewise.
2567 (cprop_insn): Call find_reg_equal_equiv_note.
2568 Reflect changes to cprop_jump and cprop_cc0_jump.
2570 * recog.c (validate_replace_src): Replace in operands of
2571 ZERO_EXTRACT in SET_DEST.
2573 * cse.c (new_label_ref): New variable.
2574 (insert): Set it instead of recorded_label_ref.
2575 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2576 CODE_LABEL for this function, and not already in REG_LABEL note.
2578 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
2580 * resource.c (mark_referenced_resources): Fix typo in introductory
2582 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2585 2001-02-16 Jason Merrill <jason@redhat.com>
2587 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2589 (gen_subprogram_die): Don't abort on seeing a second definition if
2590 the previous one was abstract. Don't replace an abstract instance
2591 in the lookup table.
2593 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2594 gen_abstract_function.
2595 * dwarf2out.h: Declare it.
2596 * toplev.c (note_outlining_of_inline_function): New fn.
2597 * toplev.h: Declare it.
2598 * integrate.c (output_inline_function): Call it.
2599 * c-decl.c (duplicate_decls): Call it when redefining an extern
2600 inline. Don't inline the new defn.
2602 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2604 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2606 * .gdbinit: Rename to gdbinit.in.
2607 * gdbinit.in: New file,
2608 * configure.in: Generate .gdbinit from gdbinit.in.
2609 * configure: Regenerated.
2610 * Makefile.in (distclean): Always remove .gdbinit.
2612 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2614 * objc/objc-act.c (start_class): Register implemented_classes with
2617 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2619 * cppfiles.c (_cpp_make_system_header): Generate a file
2622 2001-02-15 Jim Meyering <meyering@lucent.com>
2624 * Makefile.in (install-common): Don't depend on installdirs here.
2625 Instead, make each of the lang.install-common targets (e.g.,
2626 c++.install-common in cp/Make-lang.in) depend on it.
2627 (install-driver): Depend on installdirs.
2629 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2631 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2633 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2636 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2638 * invoke.texi (--param): Document.
2640 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2642 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2644 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2646 * i386.md (extendsfdf2_2): Fix constraints.
2648 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2650 * i386.md (fop_df_3 splitter): Fix operand number.
2652 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2654 * invoke.texi (-mreg-alloc): Nuke.
2655 * i386.c (ix86_reg_alloc_order, regs_allocated,
2656 order_regs_for_local_alloc): Nuke.
2657 (override_options): Kill reg_alloc code.
2658 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2659 (REG_ALLOC_ORDER): SSE goes before I387.
2660 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2661 (ix86_reg_alloc_order): Likewise.
2662 * i386-protos.h (ix86_reg_alloc_order): Kill.
2664 2001-02-14 Richard Henderson <rth@redhat.com>
2666 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2668 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2670 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2672 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2674 * i386-protos.h (ix86_memory_move_cost): Move offline.
2675 * i386.c (ix86_register_move_cost): Compute properly cost of
2676 SSE, MMX and i387 instructions.
2677 (*_cost): Add costs of SSE/MMX moves.
2678 (ix86_memory_move_cost): Move offline from ....; Likewise.
2679 * i386.h (MEMORY_MOVE_COST): .... here;
2680 (struct processor costs): Add new fields to represent costs
2683 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2685 * regclass.c (init_reg_sets_1): Reinstall the optimization of
2686 move_cost together with Matt Kraai's fix.
2688 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2690 * Makefile.in (OBJS): Add params.o.
2692 2001-02-14 Richard Henderson <rth@redhat.com>
2693 DJ Delorie <dj@redhat.com>
2695 * jump.c (jump_optimize_1): When we delete a conditional jump
2696 preceeding a non-conditional jump to effectively the same place,
2697 make sure that the combined jump skips any clobber insns between
2700 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2702 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2704 2001-02-14 Mark Mitchell <mark@codesourcery.com>
2706 * Makefile.in (toplev.o): Depend on params.h.
2707 (intergate.o): Likewise.
2708 (params.o): New target.
2709 * flags.h (inline_max_insns): Remove.
2710 * integrate.c: Include params.h.
2711 Use MAX_INLINE_INSNS instead of inline_max_insns.
2712 * params.c: New file.
2713 * params.h: Likewise.
2714 * params.def: Likewise.
2715 * toplev.c: Include params.h.
2716 (lang_independent_params): New variable.
2717 (decode_f_option): Use the param machinery instead of setting
2719 (independent_decode_option): Handle "--param name=value".
2720 (main): Register language-independent parameters.
2722 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
2724 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
2726 2001-02-14 Richard Henderson <rth@redhat.com>
2728 * regclass.c (init_reg_sets_1): Revert last two changes.
2730 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2732 * stor-layout.c (is_pending_size, put_pending_size): New functions.
2733 (variable_size): Call put_pending_size.
2734 * tree.h (is_pending_size, put_pending_size): Add prototypes.
2735 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
2736 sizes list, put newly created SAVE_EXPR there as well.
2738 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2740 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
2741 (errata_find_address_regs): load_group has only 2 entries.
2742 (errata_emit_nops): Likewise. shladd is not problematic.
2743 Clear last_group if nop was emitted.
2744 (fixup_errata): load_group has only 2 entries.
2747 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
2749 * c-lex.c (lex_number): Only warn traditionally for U suffix
2750 outside system macros.
2751 * cppexp.c (parse_number): Similarly.
2752 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
2753 * cppmacro.c (struct cpp_macro): New member node.
2754 (parse_args): Only warn about missing rest args if not
2756 (funlike_invocation_p): Similarly for uninvoked funlike macros.
2757 (cpp_sys_objmacro_p): New.
2758 (_cpp_create_definition): Store the node with the macro defn.
2759 Remember if the macro is defined in a system header.
2761 2001-02-13 DJ Delorie <dj@redhat.com>
2763 * configure.in (check_languages): determine languages to check
2764 * Makefile.in (check-c++): alias for check-g++
2765 (check-f77): alias for check-g77
2766 (CHECK_TARGETS): depend on configured languages
2768 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
2770 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2771 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2772 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2773 (sqrtextendsfdf2): Disable for SSE2.
2775 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2777 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2778 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2779 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2780 (sqrtextendsfdf2): Disable for SSE2.
2782 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
2784 * i386.md (movsfcc_1): Support integer cmove instruction.
2785 (movdfcc_1): Likewise; new splitter.
2787 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
2789 * i386.c (output_fp_compare): Support SSE.
2790 (prepare_fp_compare_args): SSE comparisons always support memory.
2791 * i386.h (TARGET_CMOVE): SSE imply cmove.
2792 * i386.md (cmp?f2): Enable for SSE too.
2793 (cmpfp_i*): Support SSE.
2795 (cmpfp_i_sse_only): New.
2796 (s*, b* fp expanters): Enable for SSE too.
2797 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
2800 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
2802 * regclass.c (init_reg_sets_1): Silence warning.
2804 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
2806 * i386.md (sqrt?f2): Change to expander.
2807 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
2809 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2811 * rtlanal.c (find_reg_equal_equiv_note): New function.
2812 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
2813 (simplify_gen_relational, simplify_replace_rtx): Likewise.
2814 * rtl.h: Add declarations for above functions.
2816 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
2818 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
2820 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
2821 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
2822 * flow.c (mark_regs_live_at_end): Likewise.
2823 (calculate_global_regs_live): Likewise.
2824 * gcse.c (compute_hash_table): Likewise.
2825 (compute_kill_rd): Likewise.
2826 * resource.c (mark_target_live_regs): Likewise.
2827 * rtl.h (INVALID_REGNUM): New macro.
2829 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
2831 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
2833 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
2835 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
2838 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
2840 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
2842 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
2843 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
2844 (fop_sf_1_sse, fop_df_1_sse): New patterns
2845 (fop_*): Disable float_extend and float patterns for SSE compilation.
2846 * i386.c (output_387_binary_op): Support SSE.
2848 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
2850 * i386.md (dummy_extendsfdf2): Support SSE2
2851 (extendsfdf2): Enable if 80387 or SSE2.
2852 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
2853 and no MIX_I387_SSE2
2854 (extendsfdf2_1_sse_only): New pattern.
2855 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
2857 (truncdfsf2_1): Support SSE.
2858 (truncdfsf2_2): Support SSE.
2859 (truncdfsf2_2_1_sse): New pattern.
2860 (fixtruncsfsi2): Always use SSE if available.
2861 (fix_truncsfsi_sse): New pattern.
2862 (fix_truncdfsi_sse): New pattern.
2863 (floatsis?f2): Support SSE.
2864 (floatsidf2_i387): New pattern.
2865 (floatsidf2_sse): Likewise.
2867 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2869 * configure.in: Use "have_gnat" variable, not "gnat".
2870 * configure: Regenerated.
2872 * config/sparc/sparc.c (function_value): Treat all non-record
2873 aggregate types like used to treat UNION_TYPE.
2875 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
2877 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
2878 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
2880 (MASK_MIX_SSE_I387): New.
2881 (TARGET_SSE): SSE2 imply SSE.
2882 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
2883 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
2884 (enum reg_class): Add new classes.
2885 (REG_CLASS_NAMES): Likewise.
2886 (REG_CLASS_CONTENTS): Likewise.
2887 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
2888 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
2889 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
2890 (CLASS_MAX_NREGS): Use new macros.
2891 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
2892 * i386.md (pushsf, movsf): Support SSE.
2893 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
2894 splitters to use ANY_FP_REGNO_P.
2895 (movdf_nointeger, movdf_integer): Likewise.
2897 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2899 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2900 (try_combine): Use it.
2902 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
2904 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
2905 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
2906 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
2907 (REGISTER_MOVE_COST): Likewise.
2908 * i386-protos.h (ix86_secondary_memory_needed,
2909 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
2910 * i386.c (ix86_secondary_memory_needed,
2911 ix86_preferred_reload_class, ix86_register_move_cost): New function.
2913 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
2915 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
2916 (HARD_REGNO_MODE_OK): Move offline to ....
2917 * i386.c (ix86_hard_regno_mode_ok) ... here;
2918 refuse all incorrect modes.
2919 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
2921 2001-02-13 Richard Henderson <rth@redhat.com>
2923 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2924 entire operator; replicate that and match_dup the operands.
2925 (cmp_ccx_arith_op_set): Likewise.
2926 (cmp_cc_arith_op_not_set): Likewise.
2927 (cmp_ccx_arith_op_not_set): Likewise.
2929 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2931 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
2933 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2935 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
2936 (TARGET_NO_BITFIELD_WORD): New macro.
2937 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
2938 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
2940 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2942 * cselib.c: New file, from simplify-rtx.c.
2943 * simplify-rtx.c: Remove cselib parts.
2944 * Makefile.in: Add cselib.o.
2946 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
2948 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
2949 (setup_incoming_varargs): Remove warning.
2951 * config/rs6000/rs6000.c (validate_condition_mode): When
2952 flag_fast_math, allow floating-point conditionals to be reversed.
2953 (rs6000_generate_compare): When flag_fast_math, don't generate
2954 cror operations for FP conditionals.
2956 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
2958 (ASM_SPEC): Likewise.
2959 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
2960 (CC1_SPEC): Likewise.
2961 (LINK_TARGET_SPEC): Likewise.
2962 (CPP_ENDIAN_SPEC): Likewise.
2963 * Makefile.in (check-consistency): New target.
2965 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
2967 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
2968 "return type defaults" warning for functions with return type
2970 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
2971 function declarations by default rather than only when pedantic.
2973 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
2975 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2978 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2980 * extend.texi (Deprecated): Deprecate new initializer lists.
2982 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
2984 * mkdeps.c (deps_add_default_target): Robustify. Add
2985 basename component only.
2986 * cpp.texi (-M): Describe how default target is generated.
2987 * invoke.texi (-M): Likewise.
2989 2001-02-12 Kazu Hirata <kazu@hxi.com>
2991 * toplev.c (push_float_handler): Remove.
2992 (pop_float_handler): Remove.
2993 * toplev.h: Remove prototypes for the above functions.
2995 2001-02-12 Jakub Jelinek <jakub@redhat.com>
2997 * c-common.c (constant_fits_type_p): New function.
2998 (convert_and_check): Use it.
3000 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3002 * Makefile.in (GXX_ABI_FLAG): Don't define.
3003 * configure.in (--enable-new-gxx-abi): Remove option.
3004 * config.in: Regenerated.
3005 * configure: Likewise.
3007 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
3009 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
3011 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
3012 regular basic block, and arrange for all edges into it to switch
3015 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3017 * Makefile.in (distclean): Do not remove .gdbinit.
3019 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3021 * Makefile.in (gcc.o): Fix typos.
3022 (protize.o): Likewise.
3023 (unprotoize.o): Likewise.
3025 2001-02-11 Richard Henderson <rth@redhat.com>
3027 * tree.c (build1): Check for null operand in last change.
3029 2001-02-11 Richard Henderson <rth@redhat.com>
3031 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
3032 (fold): Don't assume a constant isn't foldable.
3033 * tree.c (build): Set TREE_CONSTANT for an expression with no
3034 side-effects and constant operands.
3037 2001-02-10 Richard Henderson <rth@redhat.com>
3039 * jump.c (squeeze_notes): Revert 2000-05-12 change.
3041 2001-02-10 Anthony Green <green@redhat.com>
3043 * cpp.texi (Standard Predefined): Add documentation for
3046 * c-common.c (combine_strings): Improve warning message.
3048 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
3050 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
3052 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
3054 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
3056 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
3059 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3061 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
3064 2001-02-09 Nick Clifton <nickc@redhat.com>
3066 * config/arm/arm.md: Change output contraint on post inc
3067 load/store multiple patterns to be a read/write contraint.
3069 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
3071 * gcc.c (cpp_options): Delete .d files on error. Don't delete
3072 .o files when using the -M options.
3074 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3075 David Edelsohn <edelsohn@gnu.org>
3077 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
3078 handle DImode constants. Use one TOC entry for SImode and smaller
3079 constants, aligned properly.
3081 2001-02-08 Jason Merrill <jason@redhat.com>
3083 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
3084 about the SP adjustment for saving the static chain pointer.
3085 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
3086 offset when setting a temporary CFA register.
3088 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
3090 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
3091 powerpc-*-chorusos* .
3092 * config/rs6000/chorus.h : New file.
3093 * config/i386/chorus.h : New file.
3094 * config/sparc/chorus.h : New file.
3095 * config/sparc/t-chorus-elf : New file.
3097 2001-02-08 David Edelsohn <edelsohn@gnu.org>
3099 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
3100 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
3101 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
3102 (__WCHAR_TYPE__): Correct macro name.
3104 2001-02-08 Richard Henderson <rth@redhat.com>
3106 * config/i386/i386.c (ix86_frame_pointer_required): New.
3107 (ix86_setup_frame_addresses): New.
3108 (struct machine_funciton): Add accesses_prev_frame.
3109 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
3110 ix86_frame_pointer_required.
3111 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
3112 (SETUP_FRAME_ADDRESSES): New.
3113 * config/i386/i386-protos.h: Update.
3114 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
3115 from FRAME_POINTER_REQUIRED.
3116 * config/i386/svr3gas.h: Likewise.
3117 * config/i386/sysv3.h: Likewise.
3118 * config/i386/v3gas.h: Likewise.
3120 2001-02-08 Richard Henderson <rth@redhat.com>
3122 * config/sparc/sparc.c (function_arg_record_value_3): Fix
3123 calculation of the number of integer registers required.
3124 (function_arg_record_value): Likewise.
3126 2001-02-08 Jason Merrill <jason@redhat.com>
3128 * diagnostic.c (internal_error): Say "confused" after 1 error, not
3129 two. Print file and line with "confused" message.
3131 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
3133 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3135 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
3137 2001-02-08 Bernd Schmidt <bernds@redhat.com>
3139 * final.c (cleanup_subreg_operands): The address of a MEM can
3142 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
3145 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
3147 * gcc.texi (Incompatibilities): Update documentation of
3148 preprocessing numbers.
3150 2001-02-07 Jakub Jelinek <jakub@redhat.com>
3152 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
3154 2001-02-07 Mark Mitchell <mark@codesourcery.com>
3156 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
3158 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
3159 * gcc.c (struct compiler): Add cpp_spec field.
3160 (input_file_compiler): New variable.
3161 (do_spec_1): Allow a particular compiler to handle `%C'
3163 (main): Store the current compiler in input_file_compiler.
3164 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3166 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3168 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3169 * cppinit.c (cpp_create_reader): Initialize them.
3170 (append_include_chain): cxx_aware arg might be unused.
3171 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3172 keywords and give them their phase 7 meaning. Pedwarn about
3173 this unless '__bool_true_false_are_defined' is defined.
3175 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3177 * lcm.c (optimize_mode_switching): Emit mode_set before the
3178 JUMP_INSN of an abnormal edge.
3180 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3182 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3183 a scheduling barrier at the end.
3185 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3187 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3189 * config/sh/sh.md (reload_outsf): Removed.
3190 (movsf_ie): Introduce constraints for FPUL loads and stores.
3191 (reload_insf): Broaden the output constraint.
3193 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3195 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3196 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3198 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3200 * final.c: Revert my previous changes.
3201 * output.h: Make profile_label_no extern.
3202 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3203 for generating label.
3205 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3207 * config/i386/djgpp.h: Add comments about standard paths.
3208 (MD_EXEC_PREFIX): Undefine before defining.
3209 (MD_STARTFILE_PREFIX): New.
3211 2001-01-30 Bruce Korb <bkorb@gnu.org>
3213 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3214 (load_file): do not rely on load_file_data() to close file pointer
3215 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3216 fixinc/inclhack.def(irix_limits_const): add test_text
3218 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3220 * cppexp.c (parse_defined): Improve diagnostics for invalid
3223 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3225 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3227 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3229 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3230 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3231 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3232 (rs6000_output_symbol_ref): New function.
3233 (output_toc): Use VTABLE_NAME_P.
3235 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3237 * print-tree.c (print_node, case PARM_DECL):
3238 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3240 * stor-layout.c (reference_types_internal): New variable.
3241 (internal_reference_types): New function.
3242 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3243 * tree.h (internal_reference_types): New declaration.
3245 * cse.c (find_best_addr): Fix typo in computing cost.
3247 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3249 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3250 and this is the sum of a pointer and a constant, we know the result
3252 (num_sign_bit_copies, case PLUS): Likewise.
3253 * explow.c (convert_memory_address): Remove opposite SUBREG.
3254 * function.c (instantiate_new_reg): New function (from common code).
3255 (instantiate_virtual_regs_1): Call it.
3256 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3257 if pointers sign- or zero-extend.
3258 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3259 If pointers extend unsigned, use inside of SUBREG.
3260 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3262 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3264 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3265 subdir of gcc_gxx_include_dir.
3266 (gcc_gxx_target_include_dir): Remove.
3268 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3270 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3271 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3272 a high-level description.
3274 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3276 * final.c: Move the declaration of profile_label_no to ...
3277 * output.h: ... here.
3278 * function.c (expand_function_start): Call PROFILE_HOOK.
3279 * config/rs6000/aix.h: Define PROFILE_HOOK.
3280 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3281 * config/rs6000/rs6000.c (output_profile_hook): Define.
3282 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3283 output_profile_hook.
3284 tm.texi : Explain new macro PROFILE_HOOK.
3286 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3288 * extend.texi (Extended Asm): Do not say that semicolon is always
3289 a valid line-breaking character for GNU assemblers. Use
3290 newline-tab as the most commonly supported syntax. Use
3291 newline-tab rather than semicolon in multi-insn examples.
3293 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3295 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3297 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3298 David Edelsohn <edelsohn@gnu.org>
3300 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3301 code for AIX, even without flag_pic.
3303 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3305 * c-typeck.c (common_type): push and pop binding level around
3306 calling common_type on function parameters.
3308 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3310 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3312 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3314 * config/mips/mips.c (override_options): Fix typo in last change.
3315 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3316 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3318 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3320 * invoke.texi (-fdump-class-layout): Document.
3321 (-fdump-translation-unit): Use `=' as filename separator.
3323 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3325 * Makefile.in (s-mlib): Don't build multilibs if
3327 (DRIVER_DEFINES): Adjust accordingly.
3329 (protoize.o): Likewise.
3330 (unprotoize.o): Likewise.
3331 * configure.in: Recognize --enable-multilib.
3333 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3335 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3337 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3338 * configure.in: Remove --enable-libstdcxx_v3 support.
3339 * configure: Regenerated.
3341 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3343 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3344 Call abort instead of fatal.
3345 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3346 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3347 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3348 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3349 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3350 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3352 * diagnostic.h (set_internal_error_function): Renamed.
3353 * toplev.h (internal_error): Renamed from fatal.
3354 (pfatal_with_name): Deleted.
3355 (fatal_io_error): Now has printf-style arguments.
3356 * diagnostic.c (pfatal_with_name): Deleted.
3357 (fatal_io_error): Rework to have args in printf-style.
3358 (set_internal_error_function): Renamed from set_fatal_function.
3359 (internal_error): Renamed from fatal.
3360 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3361 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3362 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3363 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3364 * flow.c (verify_flow_info): Likewise.
3365 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3366 * config/mips/mips.c (save_restore_insns): Likewise.
3368 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3369 * flow.c (verify_flow_info): Likewise.
3370 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3371 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3372 (avr_normalize_condition): Likewise.
3373 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3374 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3375 (limit_reload_class, double_reg_to_memory): Likewise.
3376 (print_operand_address, emit_1600_code_shift): Likewise.
3377 (gen_tst_reg, gen_compare_reg): Likewise.
3378 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3379 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3381 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3383 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3384 * objc/objc-act.c (build_ivar_chain): Likewise.
3385 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3387 * graph.c (clean_graph_dump_file): Likewise.
3388 * profile.c (init_branch_prob): Likewise.
3389 * objc/objc-act.c (objc_init): Likewise.
3391 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3392 * config/avr/avr.c (avr_override_options): Likewise.
3393 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3394 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3395 * config/h8300/h8300.c (h8300_init_once): Likewise.
3396 * config/mips/mips.c (override_options): Likewise.
3397 * config/i386/i386.c (override_options): Likewise, rework.
3398 * config/m68k/m68k.c (override_options): Likewise.
3400 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3402 * config/mips/mips.c (print_operand): Likewise.
3403 * hash.c (hash_allocate): Don't check for failure returns from
3404 obstack functions that can't fail.
3405 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3406 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3407 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3408 (get_object_reference): Likewise.
3410 2001-02-04 Nick Clifton <nickc@redhat.com>
3412 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3413 StrongARM1110, 10TDMI, and 1020T.
3415 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3417 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3419 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3421 * config/sh/sh.md (movdf load split): Pass register number to
3422 FP_OR_XD_REGISTER_P.
3424 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3426 * cppinit.c (BC): New macro.
3427 (builtin_array): Add __GXX_WEAK__.
3428 * cpplib.h (builtin_type): Add BT_WEAK.
3429 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3430 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3431 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3433 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3435 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3437 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3439 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3440 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3442 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3444 * cpphash.h: Rename ALIGN _ALIGN.
3445 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3447 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3449 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3450 compilation environment.
3451 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3452 control over location of cygwin includes and libs.
3454 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3456 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3458 2001-02-02 lars brinkhoff <lars@nocrew.org>
3460 * md.texi (Standard Names): remove reference to spur.md.
3462 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3464 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3465 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3466 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3467 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3468 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3470 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3472 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3473 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3474 number before reload.
3475 (c4x_adjust_cost): Return zero before reload.
3476 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3477 split before reload.
3479 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3481 * c4x.c (c4x_hard_regno_rename_ok): New.
3482 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3483 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3485 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3487 * diagnostic.h: Add missing "extern" in all declarations.
3489 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3491 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3492 as for gcc_gxx_include_dir.
3494 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3496 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3498 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3500 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3501 label before alignment to be used as the braf base address.
3502 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3504 (casesi_jump_2): Require at least TARGET_SH2.
3506 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3507 truncation to 32-bit doubles on -m3e and -m4-single-only.
3509 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3511 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3512 the default when building a shared object.
3513 (init_spec): Use it.
3514 * testsuite/lib/g++.exp: Include the directory where libgcc
3515 is located to the LD_LIBRARY_PATH list.
3516 * invoke.texi (-shared-libgcc): Document the cases in which
3517 GCC defaults to using the shared libgcc.
3519 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3521 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3522 unsigned is wide enough.
3524 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3525 (si_to_float): Likewise.
3526 (float_to_si, float_to_usi): Use BITS_PER_SI.
3528 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3530 * dwarf2out.c: Added explanation of abbreviations.
3531 (def_cfa_1): Added comments listing DWARF2 instructions.
3532 (cfa_temp_reg): Removed in favor of cfa_temp.
3533 (cfa_temp_value): Removed in favor of cfa_temp.
3534 (cfa_temp): New global variable.
3535 (dwarf2out_frame_debug_expr): Added extensive introductory
3536 comments explaining the function's transformations. Revised to
3537 use cfa_temp. Added some rtx checking. Generalize IOR case.
3538 (dwarf2out_frame_debug): Revised to use cfa_temp.
3539 (output_aranges): Cast as "unsigned" to avoid warning.
3540 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3541 explain which instructions must be marked.
3543 2001-02-01 Richard Henderson <rth@redhat.com>
3545 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3548 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3550 * config/sh/crt1.asm (main_k): Modified so that start calls
3551 ___setup_argv_and_call_main.
3553 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3555 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3556 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3557 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3558 * cppmacro.c (builtin_macro): Set builtin flags here.
3559 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3560 (replace_args): Clarify intent.
3561 (cpp_get_token): Macro expansion tokens get the saved flags.
3563 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3566 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3568 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3571 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3573 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3574 returns Pmode pseudo, but we need ptr_mode.
3575 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3576 Remove bogus conversions; use HOST_WIDE_INT for size.
3577 Don't use TARGET if wrong mode.
3579 * config/i386/i386.c (ix86_compute_frame_size): Allow
3580 stack_alignment_needed to be non-default even if size is zero.
3582 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3584 * (hppa_init_pic_save): Emit the pic offset table
3585 reg save after last_parm_insn.
3586 * pa.c (hppa_init_pic_save): New function.
3587 * pa.h (hppa_init_pic_save): Declare.
3588 * pa.md (call, call_value, sibcall, sibcall_value): Use
3589 the above instead of duplicated code.
3591 * pa.c (hppa_encode_label): Correct size of alloca buffer
3592 so we don't overrun it. Correct leading `*' case.
3593 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3594 need to handle `*@'.
3595 (FUNCTION_NAME_P): Likewise.
3597 2001-01-31 Richard Henderson <rth@redhat.com>
3599 * config.gcc (alpha-osf5): Use float-i128.h.
3601 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3602 * config/float-i32.h: Likewise.
3603 * config/float-i64.h: Likewise.
3604 * config/float-sh.h: Likewise.
3605 * config/float-sparc.h: Likewise.
3607 2001-01-31 DJ Delorie <dj@redhat.com>
3609 * expmed.c (extract_bit_field): allow non-integral modes if we
3610 want to extract a whole register from itself.
3612 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3614 * c-typeck.c (set_init_index): If first is equal to last, assume as
3615 if it was not a range at all.
3617 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3619 * config/fp-bit.c: Include tm.h.
3620 (float_to_si): Don't assume SImode is 32-bits wide.
3621 (float_to_usi): Likewise.
3623 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3625 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3627 (typename): Call pending_xref_error after parsing typed_typespecs.
3628 * c-decl.c (lookup_tag): Give error immediately rather than
3629 leaving it pending if the tag of the wrong type is in the same
3631 (xref_tag): Don't pedwarn for forward declarations of enum types
3633 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3636 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3638 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3640 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3642 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3643 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3645 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3647 * cpphash.h (struct cpp_reader): New saved_flags.
3648 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3649 to avoid a paste after a pasted token.
3651 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3653 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3654 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3655 Wtype_MIN instead of LONG_MIN.
3657 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3659 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3661 * fixinc/fixincl.x: Regenerated.
3662 * fixinc/inclhack.def (irix_limits_const): New definition to
3663 convert "const" to "__const" in limits.h.
3665 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3667 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3669 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3671 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3672 when register dies in the insn.
3674 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3676 * diagnostic.c (fatal): Fix word wrap.
3678 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3680 * combine.c (try_combine): Fix SUBREG setting for
3681 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3683 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3685 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3688 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3690 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3692 * toplev.c (decode_W_option): Update warn_larger_than
3693 unconditionally for each processed switch.
3695 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3697 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3699 (hppa_expand_prologue): Delete code to save pic offset table register
3700 in the function prologue.
3701 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3702 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3703 table register at the beginning of the function after the prologue.
3705 2001-01-29 lars brinkhoff <lars@nocrew.org>
3707 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3709 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3710 Jeff Law <law@redhat.com>
3712 * pa.md (return): Revise comment for trivial return.
3713 (return_internal): Non-trivial return pattern for non-PIC code.
3714 (return_internal_pic): Non-trivial return pattern for PIC code.
3715 It uses the PIC register to ensure it is restored after
3717 (epilogue): Generate appropriate return for PIC and non-PIC code.
3719 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3721 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3723 2001-01-29 DJ Delorie <dj@redhat.com>
3725 * combine.c (if_then_else_cond): Pass the correct mode to
3726 operand_subword() for constants.
3728 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3730 * config/i386/cygwin.h: Add w32api to include search. Search different
3731 directories in a cross-build environment.
3733 2001-11-29 Tim Josling <tej@melbpc.org.au>
3735 * tree.h (TYPE_STUB_DECL): Add documentation.
3737 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3739 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3740 (sdbout_field_types): Likwise. Fix use of host_integerp.
3742 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3744 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3747 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3749 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3750 to use flag_gnu_linker.
3752 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3754 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3755 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3757 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3759 * tree.c, tree.h (build_parse_node): Remove; was identical to
3761 * c-lang.c (start_cdtor), objc/objc-act.c
3762 (build_module_descriptor): Use build_nt instead of
3765 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3767 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3768 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3769 not have any upper bits set.
3771 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3773 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3775 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3777 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3779 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3781 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3782 (integer_minus_one_node): Define.
3784 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3786 * Makefile.in (bootstrap2-lean): Fix typo.
3788 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3790 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3791 : Don't set fe_value.
3792 * cpplib.h (AVOID_LPASTE): New flag.
3793 (struct cpp_hashnode): Remove fe_value.
3794 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3795 * cppmacro.c (builtin_macro): Don't set flags here.
3796 (replace_args): Set AVOID_LPASTE flag on first token of an
3797 argument, and the token following it.
3798 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3799 macro expansion, and on the token following it. Do it for
3801 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3803 2001-01-27 Richard Henderson <rth@redhat.com>
3805 * config/alpha/t-ieee: Remove multilibbing.
3806 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3808 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3810 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3812 * Makefile.in: Remove all dependencies on defaults.h.
3813 * builtins.c: Don't include defaults.h.
3814 * c-common.c: Likewise.
3815 * c-decl.c: Likewise.
3816 * c-pragma.c: Likewise.
3817 * c-typeck.c: Likewise.
3818 * combine.c: Likewise.
3820 * frame-ia64.c: Likewise.
3821 * cppexp.c: Likewise.
3822 * crtstuff.c: Likewise.
3823 * dbxout.c: Likewise.
3824 * dwarf2out.c: Likewise.
3825 * dwarfout.c: Likewise.
3826 * emit-rtl.c: Likewise.
3827 * except.c: Likewise.
3829 * final.c: Likewise.
3830 * frame-dwarf2.c: Likewise.
3831 * libgcc2.c: Likewise.
3832 * optabs.c: Likewise.
3833 * profile.c: Likewise.
3834 * sdbout.c: Likewise.
3835 * toplev.c: Likewise.
3836 * tradcif.y: Likewise.
3838 * varasm.c: Likewise.
3840 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3842 * builtins.c (expand_builtin_fputs): Use size_one_node when
3843 transforming into fwrite.
3845 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3847 * extend.texi (Attribute Syntax): New section.
3849 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3851 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3852 they didn't need fixing.
3854 2001-01-27 Janis Johnson <janis@us.ibm.com>
3856 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3858 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3859 to remove macro definitions that are duplicated from elfos.h.
3861 2001-01-27 Richard Henderson <rth@redhat.com>
3863 * config/i386/sco5gas.h: Move ...
3864 * config/usegas.h: ... here.
3865 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3867 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3869 * c-typeck.c (struct constructor_stack): Add range_stack member.
3870 (really_start_incremental_init): Clear it.
3871 (push_init_level): Save constructor_range_stack and clear it if
3872 pushing explicit braces.
3873 (pop_init_level): abort if constructor_range_stack is non-zero at
3874 explicit closing brace. Restore saved constructor_range_stack if
3877 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3879 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3880 into register was forced into memory.
3882 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3884 * Makefile.in: Remove uses of + before $(MAKE).
3886 2001-01-26 Richard Henderson <rth@redhat.com>
3888 * stmt.c (cost_table): Remove.
3889 (COST_TABLE, cost_table_initialized): New.
3890 (estimate_case_costs): Use the later instead of the former.
3891 (balance_case_nodes): Likewise.
3893 2001-01-26 Richard Henderson <rth@redhat.com>
3895 * alias.c (objects_must_conflict_p): Read-only slots may not
3896 conflict despite having the same type.
3898 2001-01-27 Michael Hayes <mhayes@redhat.com>
3900 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3902 (check_ext_dependant_givs): Initialise u_start_val and
3904 (load_mems): Make last_max_reg unsigned.
3905 (try_swap_copy_prop): Use INSN_P and initialise set.
3907 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3909 * README.AVR : Removed.
3911 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3913 * pa-64.h (text_section): Remove declaration.
3915 * pa.md (return_internal): Remove mode on PIC register use.
3917 2001-01-25 lars brinkhoff <lars@nocrew.org>
3919 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3920 ASM_CLOSE_PAREN): fix typos.
3922 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3924 * acconfig.h: Define `const' to the empty string if neither
3925 __STDC__ nor __cplusplus is defined.
3926 * config.in: Regenerated.
3928 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3930 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3931 * collect2.c (main): Delete importf. Add ".obj" file extension.
3932 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3933 (aix_std_libs): Add additional AIX libraries to skip.
3934 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3935 * config/rs6000/aix51.h: New file.
3937 2001-01-25 Michael Hayes <mhayes@redhat.com>
3939 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3940 (loop_insn_emit_before): No longer static.
3941 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3942 (loop_givs_rescan, load_mems): Likewise.
3943 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3944 (maybe_eliminate_biv_1):
3945 (move_movables): Replace emit_call_insn_before with
3946 loop_call_insn_hoist.
3947 * loop.h (loop_insn_emit_before): Add.
3948 * unroll.c (copy_loop_body): Replace emit_insn_before with
3949 loop_insn_emit_before.
3951 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3953 * diagnostic.c (fatal): Request preprocessed source.
3955 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3957 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3958 olddecl has argument types and newdecl has none, use the argument
3961 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3963 * dwarf2out.c (prefix_of): New function. Determine longest common
3964 prefix of the two arguments. The units are whole path components.
3965 (output_file_names): When adding a new directory find the one entry
3966 with the longest common prefix already in the list. Artificially
3967 generate entry if there is none for this prefix.
3968 Fix test to check whether the zeroth directory entry is used.
3970 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3972 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3973 Changed all callers. Take it into account when deciding if a
3974 previously loaded value matches.
3976 2001-01-24 Richard Henderson <rth@redhat.com>
3978 * reload.c (find_reloads_subreg_address): Fail the substitution
3979 if the resulting address is insufficiently aligned.
3981 2001-01-24 DJ Delorie <dj@redhat.com>
3983 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3984 check the original operand's mode also.
3985 * simplify-rtx.c (simplify_ternary_operation): Ditto.
3987 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3989 * c-parse.in (cast_expr): Move compound literals from here ...
3990 (primary): ... to here. Use standard terminology "compound
3991 literal" instead of "constructor expression".
3993 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3995 * gcc.1, cpp.1: Regenerate.
3997 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
3999 * calls.c (emit_library_call_value_1): Memory slot for
4000 pass-by-reference argument should have the mode of the argument,
4001 not of the pointer to it.
4003 2001-01-24 Tom Tromey <tromey@redhat.com>
4005 * gcc.texi (G++ and GCC): Mention gcj manual.
4006 (Standards): Link to section of manual mentioning gcj/Java
4009 2001-01-24 Jakub Jelinek <jakub@redhat.com>
4011 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
4012 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
4013 * tradcpp.c (main): Add -imacros or -include'd dependencies
4015 * cpp.texi (-M, -MM): Document -M -include behaviour.
4017 2001-01-24 Roger Collins <roger@ProProject.com>
4019 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
4021 2001-01-24 Will Cohen <wcohen@redhat.com>
4023 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
4024 whether registers are 32 bits or 64 bits in size.
4026 2001-01-24 Ben Elliston <bje@redhat.com>
4028 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
4030 2001-01-24 Richard Henderson <rth@redhat.com>
4032 * config/alpha/alpha.md (builtin_longjmp_internal): New.
4033 (builtin_longjmp): Use it instead of emit_indirect_jump.
4035 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
4037 * bb-reorder.c (make_reorder_chain_1): Handle case where
4038 jump edge goes to the same block as the fallthru edge.
4040 2001-01-23 Jim Wilson <wilson@redhat.com>
4042 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
4043 * frame.h (__ia64_personality_v1): Add prototype.
4044 * libgcc2.c (ia64_throw_helper): Change personality declaration to
4045 prototype form. Add void * cast to first argument to personality
4047 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
4048 (asctoe113): Likewise.
4049 * config/ia64/frame-ia64.c: Include eh-common.h.
4050 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
4052 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
4054 (itanium_split_issue): Add prototype.
4055 (gen_nop_type): Ifdef out.
4056 (find_best_packet): Initialize best_packet.
4057 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
4059 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
4060 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
4061 (flushrs): Add explicit stop bit at end.
4062 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
4065 2001-01-23 Chris Demetriou <cgd@broadcom.com>
4067 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
4069 * libgcc2.c (__terminate_func): Make variable static.
4070 (__terminate_set_func): New function to set __terminate_func.
4071 * libgcc2.h (__terminate_func_ptr): New typedef.
4072 (__terminate_set_func): New function.
4074 2001-01-23 Richard Henderson <rth@redhat.com>
4076 * flow.c (init_propagate_block_info): Don't consider unchanging
4077 memories for dead frame store elimination.
4079 2001-01-23 Richard Henderson <rth@redhat.com>
4081 * varasm.c (UNIQUE_SECTION): Move default implementation ...
4082 * defaults.h: ... here.
4084 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4086 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
4088 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
4090 * c-lex.c (lex_charconst): Fix typo: s/p/str.
4092 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4094 * rs6000.h (rs6000_return_addr): Move prototype from here...
4095 * rs6000-protos.h (rs6000_return_addr): ...to here.
4096 (rs6000_init_expanders): Delete prototype.
4098 2001-01-23 Nick Clifton <nickc@redhat.com>
4100 * invoke.texi: Replace , with \, inside @gccoptlist macros.
4101 (Spec Files): Document %B and %j and %. and %v3 and %M and
4102 %{S*&T} spec switches.
4104 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4106 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
4108 2001-01-23 Chris Demetriou <cgd@sibyte.com>
4109 Neil Booth <neil@daikokuya.demon.co.uk>
4111 * cpperror.c: Merge handlers of PEDWARN and WARNING.
4112 Have -Werror make pedantic warnings errors, like the
4115 2001-01-23 Phil Edwards <pme@sources.redhat.com>
4117 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
4119 2001-01-23 Jakub Jelinek <jakub@redhat.com>
4121 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
4122 * integrate.c (expand_inline_function): Initialize them.
4123 (subst_constants): If changing COMPARE so that both its arguments
4124 will be VOIDmode and the comparison mode will be lost, note
4125 compare_mode. Use the recorded compare_mode to optimize
4128 2001-01-23 Jason Merrill <jason@redhat.com>
4130 * dwarf2out.c (new_die): Use xcalloc.
4131 (output_die): Abort rather than emit a local reference to offset 0.
4133 2001-01-17 Andrew Haley <aph@redhat.com>
4135 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
4136 of a saved register; return NULL instead.
4137 (copy_reg): Take a pointer to a source register rather than a
4139 (next_stack_level): Remember the address in the stack frame of all
4141 Use the saved register pointer array as the source of the CFA.
4142 (throw_helper): Rewrite. Unwind once rather than twice and keep
4143 track of saved registers as we go.
4145 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4147 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
4148 * c4x.c (c4x_legitimize_reload_address): Remove.
4149 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
4150 reload address for ldp(k) insn.
4152 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
4154 * pa.md (return_internal): Add a USE of the PIC register to ensure
4155 it is restored after each call.
4156 (return expander): Corresponding changes.
4158 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4160 * rs6000.h (INIT_EXPANDERS): Delete.
4161 (RETURN_ADDR_RTX): Call rs6000_return_addr().
4162 * rs6000.c (rs6000_override_options): Call *_machine_status from
4164 (rs6000_init_expanders): ...instead of here. Delete.
4165 (rs6000_mark_machine_status): New function.
4166 (rs6000_init_machine_status): Use xcalloc.
4167 (rs6000_return_addr): Generate RTX for the return address.
4168 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4169 (rs6000_stack_info): Use it.
4171 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4173 * gthr-win32.h: Include errno.h to get a declaration for
4174 EINVAL and _mingw.h if the target is mingw32.
4176 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4178 * cpp.texi: Correct typos.
4180 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4182 * explow.c (probe_stack_range): Ensure value passed to
4183 stack_check_libfunc is ptr_mode, not Pmode.
4185 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4187 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4188 case, don't use operand_subword to calculate a SUBREG that is
4191 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4193 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4195 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4196 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4197 valid. If not replace it by equivalent insns.
4199 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4201 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4202 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4203 (c4x_U_constraint, symbolic_address_operand): Likewise.
4204 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4206 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4207 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4208 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4209 anulling slot because of silicon bug.
4210 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4212 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4214 * cppexp.c (parse_charconst): Change `mask' type to agree
4217 2001-01-21 Richard Henderson <rth@redhat.com>
4219 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4220 pic_label_name in a linkonce section.
4222 2001-01-17 Philipp Thomas <pthomas@suse.de>
4224 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4226 * configure: Regenerate.
4228 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4230 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4231 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4233 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4235 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4236 If REVERSE nonzero then condition code in X must be reversed.
4237 (encode_section_info): Optimise if/else.
4238 (avr_function_value): Fix formatting.
4240 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4241 (difficult_branch): Likewise.
4242 (rvbranch): Likewise.
4243 (difficult_rvbranch): Likewise.
4245 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4247 * config/avr/libgcc.S: Fix comment.
4249 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4251 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4253 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4255 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4257 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4259 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4260 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4261 * configure, config.in: Regenerate.
4262 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4263 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4264 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4265 (doprint.o): New rule.
4267 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4269 * c-typeck.c (digest_init): Handle boolean types as scalars.
4271 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4273 * stmt.c (expand_return): Don't return anything if size is zero.
4274 Delete redundant assignment to BYTES.
4275 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4277 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4279 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4280 the same as the default library function names.
4281 * config/avr/avr.md: Document special characters after '%'.
4282 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4283 knowing which of the call-used registers are really clobbered.
4284 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4285 New. Both quotient and remainder from one libgcc.S call.
4286 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4287 clobber as few registers as possible.
4288 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4290 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4292 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4293 context of the top of the stack.
4295 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4297 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4298 (fixup_var_refs_insns): ...here.
4300 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4302 * function.c (fixup_var_refs_insns): Break up into
4303 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4304 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4305 [loop over hash table entries].
4306 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4307 fixup_var_refs_insns_with_hash, to match above changes.
4309 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4311 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4312 (libgcc.a): Likewise.
4313 (stmp-multilib): Likewise.
4314 (STAGE2_FLAGS_TO_PASS): Likewise.
4316 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4318 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4319 temporary if no_new_pseudos.
4321 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4323 * cppinternals.texi: Update.
4325 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4327 * arm.c (arm_init_builtins): Re-enable builtins.
4329 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4331 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4332 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4333 element to be null, and always expect an EXPR_LIST.
4334 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4335 * sched-deps.c (sched_analyze_1): Likewise.
4336 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4338 * regclass.c (max_set_parallel): New variable.
4339 (reg_scan): Take it into account in computation of max_parallel.
4340 (reg_scan_mark_refs, case SET): Compute it.
4342 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4344 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4345 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4347 2001-01-19 Jason Merrill <jason@redhat.com>
4349 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4350 for the abstract instance of an inline function.
4352 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4353 J"orn Rennecke <amylaar@redhat.com>
4355 * reload1.c (move2add_note_store): Treat all registers directly or
4356 indirectly derived from a base register as members of the same set
4358 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4359 of base register into account.
4361 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4363 * alias.c (find_base_value): Recognize TRUNCATE.
4364 (record_set): In PLUS case, invalidate if other summand is also a
4367 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4369 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4370 entry to be EXPR_LIST.
4371 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4372 be an EXPR_LIST (but not null, which other code doesn't allow).
4373 (note_stores): Properly handle PARALLEL in SET.
4374 Recursively call for top-level PARALLEL.
4375 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4376 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4378 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4380 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4382 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4383 not pfile->skipping (== 0).
4385 2001-01-17 Nick Clifton <nickc@redhat.com>
4387 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4390 2001-01-17 Jim Wilson <wilson@redhat.com>
4392 * invoke.texi (IA-64 options): Improve.
4394 2001-01-17 Tom Tromey <tromey@redhat.com>
4396 * invoke.texi (Optimize Options): Use `{}' to around @samp
4399 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4401 * invoke.texi (-fno-guess-branch-probability): New option.
4403 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4405 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4406 case of making new double-word constant.
4407 Revert last change: instead just test i3_subst_into_i2.
4409 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4411 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4412 Use q constraints instead of r.
4414 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4416 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4417 (machine_function): Define.
4418 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4419 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4420 pa_free_machine_status): New functions.
4421 (override_options): Set {init,mark,free}_machine_status to above.
4422 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4423 PIC_OFFSET_TABLE_REGNUM_SAVED.
4424 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4425 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4426 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4427 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4428 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4430 2001-01-15 DJ Delorie <dj@redhat.com>
4432 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4436 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4438 * flow.c (propagate_on_insn): Make trying to delete a prologue
4439 or epilogue insn an ICE, not a warning. Allow doing this if
4440 the current function returns with stack pointer depressed.
4442 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4443 I3 having more than one SET.
4445 2001-01-16 Jim Wilson <wilson@redhat.com>
4447 * invoke.texi: Document IA-64 options.
4449 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4450 (fixup_errata): Delete TARGET_A_STEP use.
4451 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4452 (TARGET_SWITCHES): Delete -ma-step option.
4453 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4454 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4455 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4456 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4457 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4458 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4460 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4461 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4462 cmovsi_internal): Delete ! TARGET_A_STEP check.
4464 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4466 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4467 possibility to report bugs via postal mail. Change a URL and
4468 merge in a nearly duplicate statement...
4469 (Bug Reporting): ...from here.
4470 (Service): Refer to the Bug Reporting section instead of
4472 (Contributing): Remove trivial explanations concerning snapshots.
4474 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4476 * cppmain.c (general_init): Don't use ANSI prototype.
4478 2001-01-16 Tom Tromey <tromey@redhat.com>
4480 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4482 2001-01-16 Richard Henderson <rth@redhat.com>
4484 * config/i386/i386.h: Fix comment typo.
4485 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4486 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4488 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4490 * gcc.c: Revert previous -fsyntax-only-related change; move
4493 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4495 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4496 inmode after checking GET_CODE (op).
4498 2001-01-16 Richard Henderson <rth@redhat.com>
4500 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4501 (MAX_MEM_SET_LIST_LEN): New.
4502 (propagate_one_insn): Update mem_set_list_len.
4503 (invalidate_mems_from_autoinc): Likewise.
4504 (invalidate_mems_from_set): Likewise.
4505 (mark_used_regs): Likewise.
4506 (init_propagate_block_info): Likewise. Stop collecting memories
4507 when we reach MAX_MEM_SET_LIST_LEN.
4508 (mark_set_1): Likewise.
4510 2001-01-16 Richard Henderson <rth@redhat.com>
4512 * unroll.c (precondition_loop_p): Fail if no iteration
4515 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4517 * gcc.c: When -fsyntax-only is given, do not complain about
4520 2001-01-15 Richard Henderson <rth@redhat.com>
4522 * config/i386/i386.c (asm_output_function_prefix): Remove.
4523 (ix86_asm_file_end): New.
4524 (load_pic_register): Generate pic_label_name into a
4525 staticly allocated buffer.
4526 * config/i386/i386-protos.h: Update.
4527 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4528 (ASM_FILE_END): New.
4529 * config/i386/i386afe.h: New file.
4530 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4531 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4532 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4533 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4534 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4535 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4536 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4538 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4540 * Makefile.in (install-man): Remove explicit dependency on
4543 * configure.in, configure: Revert previous patch requiring perl
4546 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4548 * toplev.c (flag_guess_branch_prob): New.
4549 (f_options): Add guess-branch-probability option.
4550 (rest_of_decl_compilation): Only estimate branch probability if
4552 (main): set flag_guess_branch_prob.
4554 * flags.h (flag_guess_branch_prob): New.
4556 2001-01-15 DJ Delorie <dj@redhat.com>
4558 * gcc.texi (Makefile): Add documentation for Makefile targets.
4560 2001-01-15 Philip Blundell <philb@gnu.org>
4562 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4564 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4565 (is_pic): Delete declaration.
4566 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4567 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4568 * config/arm/arm.md (builtin_setjmp_receiver): New.
4570 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4572 * arm.c (use_return_insn): Don't try to determine the function type
4573 until after reload has completed.
4574 (arm_output_epilogue): Don't adjust the sp value recovered from the
4576 (emit_multi_reg_push): Don't record dwarf information for the pc.
4577 * arm.md (eh_epilogue): The function type may have changed, so it
4578 needs to be recalculated.
4579 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
4580 unwind tables on arm/netbsd.
4582 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4584 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4585 (negated_cbranchsi4): Likewise.
4587 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4589 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4590 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4591 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4592 pass -mapcs-* options to assembler.
4593 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4594 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4595 (ASM_SPEC): Call subtarget_extra_asm_spec.
4597 2001-01-15 Andreas Jaeger <aj@suse.de>
4599 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4601 (ix86_expand_builtin): Likewise.
4603 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4604 warning about comparison between signed and unsigned.
4606 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4608 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4610 2001-01-14 Ralf Baechle <ralf@gnu.org>
4612 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4613 SUBTARGET_CPP_SPEC apropriatly.
4615 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4617 * varasm.c (make_decl_rtl): Fix typo in last change.
4619 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4621 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4622 linker supports the init_priority C++ attribute.
4623 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4624 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4625 linker does not support init_priority C++ attribute.
4627 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4629 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4631 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4633 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4634 * cp/lex.c (finish_parse): Similarly.
4635 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4636 Return the number of errors encountered.
4637 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4638 * cppmain.c (main): Don't call cpp_destroy.
4640 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4642 * configure.in: Require at least perl 5.6.0 to regenerate
4644 * configure: Regenerate.
4646 2001-01-14 Richard Henderson <rth@redhat.com>
4648 * genrecog.c (DT_veclen_ge): New.
4649 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4650 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4651 (nodes_identical_1): Handle DT_veclen_ge.
4652 (write_cond, debug_decision_2): Likewise.
4654 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4656 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4658 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4660 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4662 * cppmain.c (do_preprocessing): New function; most of the old
4664 (main): Call it to do most of the work.
4665 (cb): Move from global scope to set_callbacks ().
4666 (setup_callbacks): Get the callback pointer.
4667 (general_init, printer_init): Clean up code and comments.
4669 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4671 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4674 2001-01-14 Kazu Hirata <kazu@hxi.com>
4676 * config/h8300/h8300.c (get_shift_alg): Update comments.
4678 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4680 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4681 (alloc_page, ggc_alloc): Add casts to remove warnings.
4683 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4685 * combine.c (simplify_comparison): Don't change `code' when
4686 can't reverse comparison.
4688 2001-01-14 Richard Henderson <rth@redhat.com>
4690 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4691 update all call sites. Return true for all non-label constants.
4693 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4695 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4697 (ix86_expand_branch): Update.
4698 (ix86_expand_setcc): Update to handle multiple test conditions.
4699 (expand_int_movcc): Likewise.
4700 (expand_fp_movcc): Likewise.
4701 * i386-protos.h (ix86_expand_compare): New.
4702 * i386.md (andqi_?_slp, orqi_?_slp): New.
4703 (conditional trap expander): Update call to ix86_expand_compare.
4705 2001-01-14 Richard Henderson <rth@redhat.com>
4707 * config/vax/vax.md: Use nonimmediate_operand instead of
4708 general_operand in destinations.
4710 * config/vax/vax.md (indirect_jump): Use register_operand.
4712 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4713 * config/vax/vax.md (call_pop): Turn into an expander.
4714 (call_value_pop): Likewise.
4715 (call, call_value): New.
4717 2001-01-14 Andreas Jaeger <aj@suse.de>
4719 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4721 (ix86_fp_compare_mode): Add unused attribute.
4722 (ix86_expand_fp_movcc): Remove unused variable.
4723 (ix86_expand_builtin): Make fcode unsigned.
4725 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4726 (expand_expr): Add cast to avoid signed warning.
4727 (store_field): Likewise.
4728 (store_constructor_field): Likewise.
4729 (store_constructor): Likewise.
4730 (store_expr): Likewise.
4731 (clear_storage): Likewise.
4732 (emit_group_store): Likewise.
4733 (emit_group_load): Likewise.
4735 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4737 * c-common.c: Move format checking code to ...
4738 * c-format.c: ... here. New file. Reorder some functions and
4740 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4742 * c-common.h (decl_handle_format_attribute,
4743 decl_handle_format_arg_attribute): Declare.
4744 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4745 (c-common.o): Adjust dependencies.
4746 (c-format.o): New list of dependencies.
4748 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4750 * unroll.c (loop_iterations): If we cannot prove iteration variable
4751 is set once in each iteration, punt.
4753 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4755 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4756 (*strlenhi): Remove clobber (which was buggy) of output address.
4758 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4760 * Makefile.in (generated-manpages): Add gcc.1
4761 ($(srcdir)/gcc.1): New target.
4762 (maintainer-clean): Delete $(srcdir)/gcc.1.
4763 * gcc.texi: Add macros @gccoptlist and @gol.
4764 * invoke.texi: Include option summary in manpage. Mark up option
4765 summary with @gccoptlist and @gol. Use @r in one place where
4767 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4768 * gcc.1: Generate from invoke.texi.
4770 2001-01-13 Richard Henderson <rth@redhat.com>
4772 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4773 (struct page_entry): Add group member.
4774 (struct page_group): New.
4775 (struct globals): Add page_groups member.
4776 (alloc_anon): Only define for using mmap; remove valloc call.
4777 (page_group_index): New.
4778 (set_page_group_in_use): New.
4779 (clear_page_group_in_use): New.
4780 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4781 (free_page, release_pages): Likewise.
4782 * configure.in (with-gc): Default to ggc-page always.
4784 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4786 * reload1.c (replace_pseudos_in_call_usage): Use
4787 reg_equiv_constant and reg_equiv_address, and don't try
4788 regno_reg_rtx first.
4790 2001-01-13 Richard Henderson <rth@redhat.com>
4792 * ggc-page.c (alloc_page): Round up allocation size to one page.
4793 Set e->order on extra pages.
4795 2001-01-13 Richard Henderson <rth@redhat.com>
4797 * genrecog.c (nodes_identical): Expand commentary.
4798 (write_switch): Watch out for identical nodes.
4800 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4802 * cppfiles.c (_cpp_fake_include): New function.
4803 * cpphash.h (_cpp_fake_include): New.
4804 * cpplib.c (do_line): Call _cpp_fake_include when entering
4805 header files in preprocessed input.
4806 * cppmain.c (cb_pragma_implementation): Remove handling.
4807 (setup_callbacks): Don't register pragmas.
4809 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4811 * extend.texi: Udate for CPP.
4813 2001-01-13 Andreas Jaeger <aj@suse.de>
4815 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4817 * regmove.c: Add prototype for replace_in_call_usage.
4819 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4821 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4822 struct cpp_chunk, struct htab, struct toklist,
4823 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4824 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4825 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4826 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4827 (struct macro_args): Delete.
4828 * cpphash.h: See above.
4830 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4832 * cppmain.c (struct printer): Remove no_line_dirs.
4834 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4835 : Use options rather than CPP_OPTION.
4836 (setup_callbacks): Use cb rather than pfile->cb.
4837 (main): No need to check for a buffer. Use cpp_errors.
4838 (printer_init): Don't set no_line_dirs.
4839 (maybe_print_line): Use options not no_line_dirs.
4840 (cb_file_change): Don't call print_line if -P.
4842 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4844 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4846 * c-parse.in (finish_parse): Use cpp_errors.
4847 (__yylex): Use return value of cpp_pop_buffer.
4848 * cp/lex.c (finish_parse): Use cpp_errors.
4849 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4851 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4853 * README.AVR: URLs corrected.
4855 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4857 * c-decl.c (start_function): Don't warn if old prototype is builtin
4858 that's not in C's namespace.
4859 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4860 (_bb): Add prototype for ctime.
4861 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4863 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4865 * i386.c (ix86_fp_comparison_arithmetics_cost,
4866 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4867 ix86_fp_comparison_cost): New functions.
4868 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4869 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4870 two-branch sequences; make static.
4871 (ix86_use_fcomi_compare): Do decision according to the costs.
4872 (split_fp_branch): New.
4873 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4874 * i386-protos.h (ix86_expand_fp_compare): Remove
4875 (ix86_split_fp_branch): Declare.
4877 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4878 and ix86_comparison_operator.
4880 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4883 * i386.c (put_condition_code): Output properly the unordered/ordered
4884 compares in fp case.
4885 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4887 * tm.texi (REVERSE_CONDITION): Document.
4888 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4889 in -ffast-math mode.
4890 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4892 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4894 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4896 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4899 * config/sh/sh.c (mova_p): Fix test for mova_const.
4901 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4903 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4904 cpp_get_options rather than dereferencing pfile and using
4906 * scan-decls.c (scan_decls): Use return value of
4907 cpp_pop_buffer rather than CPP_BUFFER.
4909 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4911 * cppinit.c (cpp_handle_option): help_only is now part of the
4912 cpp_options structure.
4913 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4914 cpp_set_callbacks): New functions.
4915 * cpplib.h (cpp_callbacks): Break out as a named structure.
4916 (cpp_options): Move help_only here from cpp_reader.
4917 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4918 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4919 cpp_set_callbacks): New prototypes.
4920 * cppmain.c (main): Update for help_only.
4922 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4924 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4925 Also build and remove and install and uninstall c-tree.info and
4927 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4928 ($(srcdir)/cppinternals.info): New target.
4929 * c-tree.texi: Change file name used when makeinfo used without -o
4930 from ir.info to c-tree.info. Add info directory entry.
4931 * cppinternals.texi: Add info directory entry.
4932 * .cvsignore: Update.
4934 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4936 * c-typeck.c (store_init_value): Don't require constant initializer
4937 elements with -pedantic -std=c99.
4938 (digest_init): Change error about non-constant initializer elements
4940 (constructor_range_end): Remove.
4941 (constructor_incremental, designator_depth,
4942 designator_errorneous): New variables.
4943 (struct constructor_stack): Remove range_end, add incremental.
4944 (struct constructor_range_stack, constructor_range_stack): New.
4945 (struct initializer_stack): Add constructor_range_stack.
4946 (finish_init): Set it.
4947 (start_init): Likewise. require_constant_elements for non-static
4948 trees only if not flag_isoc99.
4949 (really_start_incremental_init): Remove constructor_range_end, add
4950 constructor_incremental.
4951 (pop_init_level): Likewise.
4952 (push_init_level): Likewise. If implicit and the subobject had some
4953 value set already, preinitialize the level with it.
4954 Warn about missing braces only if not pushing due to designators.
4955 (set_designator, push_range_stack): New functions.
4956 (set_init_label): Use them.
4957 (set_init_index): Likewise. Remove constructor_range_end.
4958 Error if designator index is outside of array bounds.
4959 (add_pending_init): Compare values of purpose index trees, not the
4960 trees themselves. Allow overwriting of already initialized element.
4961 Issue a warning if it had side-effects.
4962 (set_nonincremental_init, set_nonincremental_init_from_string): New
4964 (pending_init_member): Rename to...
4965 (find_init_member): ...this function. Call set_nonincremental_init
4966 if necessary. Compare values of purpose index trees, not the trees
4967 themselves. Return the actual value, not just non-zero if something
4969 (output_init_element): Remove checks for duplicates.
4970 If field has zero size, only check the initializer for correctness.
4971 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4972 if constructor_incremental is zero. Change error about initializers
4973 not computable at load time into pedwarn.
4974 (output_pending_init_elements): Compare bit positions, not
4975 FIELD_DECLs to take into account zero-sized fields.
4976 (process_init_element): Use constructor_range_stack to fill all
4977 ranges in the designator lists from current level up.
4978 * extend.texi: Update documentation for labeled elements.
4980 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4982 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4983 to function usage for arguments passed by reference. Optimize
4984 callee-copied arguments.
4985 * regmove.c (replace_in_call_usage): New function.
4986 (fixup_match_1): Call it.
4987 * cse.c (cse_insn): Canonicalize registers in function usage.
4988 * reload1.c (replace_pseudos_in_call_usage): New function.
4991 * Makefile.in: Reverted yesterday's wrong patch. Installed the
4994 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4996 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
4999 2001-01-12 DJ Delorie <dj@redhat.com>
5001 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
5002 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
5005 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5007 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
5008 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
5009 -std options alongside references to -ansi. Update some
5010 documentation for C99.
5011 * cpp.1: Regenerate.
5013 2001-01-12 Andreas Jaeger <aj@suse.de>
5015 * haifa-sched.c (restore_line_notes): Remove argument block B
5017 * sched-ebb.c (schedule_ebb): Change caller.
5018 * sched-rgn.c (schedule_region): Likewise.
5019 * sched-int.h (restore_line_notes): Adjust prototype.
5021 * loop.h: Remove wrong declaration of doloop_condition_get.
5023 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5025 * extend.texi: Move C++-extension-related node from the C section
5026 into the C++ section.
5028 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5030 * extend.texi: Refer to an array of pointers to functions instead
5031 of one of functions.
5033 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
5034 Jan Hubicka <jh@suse.cz>
5036 * combine.c (reversed_comparison): Fix typo in last patch.
5038 (combine_reversed_comparison_code): Make static to follow
5039 prototype declaration.
5041 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5043 * install.texi: Remove misplaced duplicate entry.
5045 2001-01-11 Ulrich Drepper <drepper@redhat.com>
5047 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
5049 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
5051 * final.c: (leaf_function_p): Fix typo.
5053 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
5055 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
5056 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
5058 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
5059 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
5060 mmap_anon, and valloc is available.
5061 * ggc-page.c: Restructure ifdef logic to match new autoconf
5062 spec. Don't throw away the test page in init_ggc.
5064 * configure, config.in: Regenerate.
5066 2001-01-12 Michael Hayes <mhayes@redhat.com>
5068 * loop.h (total_biv_increment): Constify iv_class pointer.
5069 (struct induction): Replace `mem_mode' with `mem' rtx.
5070 * unroll.c (total_biv_increment): Constify iv_class pointer.
5071 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
5072 (find_mem_givs, combine_givs_p): Likewise.
5073 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
5075 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
5077 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
5079 (__gthread_getspecific): Ditto.
5081 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
5083 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
5084 put_condition_code): Convert fp comparison codes to integer
5086 (ix86_expand_fp_compare): Postnote the fp comparison code converison
5089 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
5090 * i386-protos.h (no_comparison_operator): Kill.
5092 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
5094 * combine.c (REVERSIBLE_CC_MODE): Remove.
5095 (reversible_comparison_p): Remove.
5096 (combine_reversed_comparison_code): New.
5097 (reversed_comparison): New.
5098 (combine_simplify_rtx): Use
5099 combine_reversed_comparison_code/reversed_comparison instead
5100 of reversible_comparison_p.
5101 (simplify_if_then_else): Likewise.
5102 (simplify_set): Likewise.
5103 (simplify_logical): Likewise.
5104 (if_then_else_cond): Likewise.
5105 (known_cond): Likewise.
5106 (simplify_comparison): Likewise.
5108 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
5110 * builtins.c (std_expand_builtin_va_start): Handle varargs when
5111 sizeof (int) is larger than sizeof(__word__).
5113 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5115 * cppinit.c (do_includes): Fix typo.
5117 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5119 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
5120 in S_REGS does not occur because not all sources are possible
5121 when a S_REGS is a destination (sometimes needs a clobber).
5122 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
5123 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
5124 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
5125 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
5126 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
5127 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
5128 (lshrdi_const1, lshrsi3_const16): Likewise.
5129 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
5130 (*movhi_68hc12, *movqi_68hc12): Likewise.
5131 (movstrictqi): Make sure reloading in D_REGS as a destination
5134 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5136 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5138 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5140 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
5141 -D, -U and -A, and don't initialize the builtins.
5142 (do_includes): Error if -include or -imacros with -fpreprocessed.
5143 * cppmain.c (cb_define, cb_undef): Unconditionally process
5145 * tradcpp.c (main): Fix typo.
5147 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
5149 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
5150 (read_name_map): Use IS_ABSOLUTE_PATH.
5151 * tradcpp.c (get_filename): Likewise.
5153 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5155 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
5156 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
5157 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
5158 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
5159 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
5160 (cmphi_z_used): Don't use '@' for the output.
5161 (tstqi_z_used): Likewise.
5162 (cmpqi_z_used): Likewise.
5163 (one_cmplsi2): Likewise.
5165 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5167 * config/sh/sh.c (barrier_align): Recognize branch around far
5168 branch and redundant insn.
5170 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5172 * invoke.texi: Restore documentation of the drivers' switches -MD
5175 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5177 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5179 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5180 check-objc//%): Support parallel testing of multilibs.
5181 (TESTSUITEDIR): Set to testsuite by default, but override for
5183 (check-gcc, check-g++, check-g77, check-objc): Enter
5186 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5188 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5189 * sched-deps.c (deps_may_trap_p): Likewise.
5190 * basic-block.h: Remove a comment.
5191 * flow.c (PROP_POSTRELOAD): Remove.
5192 (update_life_info): Don't add it to prop_flags.
5193 (mark_set_1): Lose the code that was enabled by it.
5195 2001-01-11 Michael Hayes <mhayes@redhat.com>
5197 * flow.c (flow_call_edges_add): New.
5198 * basic_block.h (flow_call_edges_add): New.
5200 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5202 * reload1.c (move2add_note_store): Update reg_set_luid even if
5203 base reg remains the same.
5205 2001-01-10 Nick Clifton <nickc@redhat.com>
5207 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5208 machine_function structure to zero.
5209 Add prototypes for machine_status functions.
5211 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5213 * c-common.h (CTI_VOID_LIST): Remove.
5214 (void_list_node): Likewise.
5215 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5216 (void_list_node): New macro.
5217 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5218 * config/i386/i386.c (ix86_init_builtins): Likewise.
5219 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5221 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5223 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5224 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5226 * tradcpp.c: Include mkdeps.h.
5227 (deps, print_deps_phony_targets, deps_append, output_deps,
5228 init_dependency_output, output_deps): New.
5229 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5230 deps_output): Delete.
5231 (print_deps_missing_files): Rename deps_missing_files.
5232 (inhibit_output): Make global.
5233 (main): Delete inhibit_output, deps_stream, deps_target.
5234 Use mkdeps functionality in the same way as cpplib. Remove
5235 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5236 -M and -MM. Remove old handling of deps via deps_out, and
5237 old reading of environment variables.
5238 (get_filename): Update to use deps_add_dep.
5240 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5242 * output.h (make_function_rtl): Remove prototype.
5243 (make_decl_rtl): Likewise.
5244 * varasm.c (make_function_rtl): Remove.
5245 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5246 than from a third parameter.
5247 * tree.h (make_decl_rtl): Remove last parameter.
5248 * c-decl.c (builtin_function): Remove last argument in call to
5249 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5250 (start_function): Likewise.
5251 * except.c (call_get_eh_context): Likewise.
5252 * expr.c (emit_block_move): Likewise.
5253 (clear_storage): Likewise.
5254 * profile.c (output_func_start_profiler): Likewise.
5255 * toplev.c (rest_of_decl_compilation): Likewise.
5256 * objc/objc-act.c (create_builtin_decl): Likewise.
5257 (synth_module_prologue): Likewise.
5258 (generate_static_reference): Likewise.
5259 (build_selector_reference_decl): Likewise.
5260 (build_class_reference_decl): Likewise.
5261 (build_objc_string_decl): Likewise.
5262 (build_protocol_reference): Likewise.
5264 2001-01-10 Richard Henderson <rth@redhat.com>
5266 * hwint.h: Revert yesterday's change.
5268 2001-01-10 Nick Clifton <nickc@redhat.com>
5270 * function.h (save_machine_status): Delete.
5271 (restore_machine_status): Delete.
5272 Amend comment describing {init|mark|free}_machine_status.
5274 * function.c (save_machine_status): Delete.
5275 (restore_machine_status): Delete.
5276 Amend comment describing {init|mark|free}_machine_status.
5277 (push_function_context_to): Remove invocation of
5278 save_machine_status.
5279 (pop_function_context_from): Remove invocation of
5280 restore_machine_status.
5282 * emit-rtl.c (init_emit_once): Amend comment describing
5283 {init|mark|free}_machine_status.
5285 * tm.texi (Per-Function Data): New node. Describe the
5286 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5289 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5291 * cppinit.c (OPT_g): Remove.
5292 (cpp_handle_option): Update for removed -g3.
5293 (print_help): Update.
5294 * cpplib.h (struct cpp_options): Remove debug_output.
5295 * cppmain.c (setup_callbacks, cb_define): Update.
5296 * gcc.c (cpp_options): Translate -g3 to -dD.
5298 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5300 * config/i960/i960.md: Change modifier to + on the zero_extract
5301 pattern after the (rotate -2 reg) canonicalization pattern.
5303 2001-01-10 Richard Henderson <rth@redhat.com>
5305 * config/alpha/alpha.c (alpha_free_machine_status): New.
5306 (override_options): Install it.
5307 (alpha_mark_machine_status): Verify machine non-null.
5308 * config/i386/i386.c (ix86_free_machine_status): New.
5309 (override_options): Install it.
5310 (ix86_init_machine_status): Use xcalloc.
5311 (ix86_mark_machine_status): Verify machine non-null.
5312 * config/ia64/ia64.c (ia64_free_machine_status): New.
5313 (ia64_override_options): Install it.
5314 (ia64_mark_machine_status): Verify machine non-null.
5316 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5318 * function.c (instantiate_virtual_regs): Instantiate virtual
5319 registers found in CALL_INSN_FUNCTION_USAGE.
5321 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5323 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5324 equivalent to -ansi in disabling -Di386.
5326 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5328 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5330 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5332 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5334 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5336 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5338 * invoke.texi: Document that -fcond-mismatch isn't supported for
5341 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5343 * gcc.texi: Define macro gcctabopt.
5344 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5345 @command, @env and @option in some places where appropriate. Use
5346 @gcctabopt where appropriate. Put URLs and email addresses inside
5349 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5351 * gcc.c (cpp_options): Set MD file name from output
5352 filename, if specified.
5353 (suffix_subst): New static variable.
5354 (do_spec): Clear it.
5355 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5357 (give_switch): Handle suffix_subst.
5359 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5361 * invoke.texi: Fix another typo.
5363 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5365 * invoke.texi: Fix typo.
5367 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5369 * c-lang.c (lang_hooks): Update.
5370 (lang_decode_option): Remove.
5371 (lang_init_options): Rename c_init_options.
5372 * toplev.c (main): Use lang_hooks for lang_init_options
5373 and lang_decode_option.
5374 * toplev.h (lang_hooks): Add 2 new hooks.
5375 * tree.h: Remove lang_init_options and lang_decode_option.
5376 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5377 * cp/decl2.c: Similarly.
5378 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5379 (lang_hooks): Update.
5380 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5382 (lang_init_options): Rename ffe_init_options.
5383 (lang_hooks): Update.
5384 (lang_decode_option): Remove.
5385 * java/lang.c (lang_init_options): Rename java_init_options.
5386 (lang_decode_option): Rename java_decode_option.
5387 (lang_hooks): Update.
5388 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5389 (lang_decode_option): Rename objc_decode_option.
5390 (lang_hooks): Update.
5392 2001-01-09 Nick Clifton <nickc@redhat.com>
5394 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5395 (d30v_return_addr_rtx): Delete.
5396 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5397 cfun->machine structure.
5398 (struct machine_function): Move to d30v.h
5399 (d30v_save_machine_status): Delete.
5400 (d30v_restore_machine_status): Delete.
5401 (d30v_init_machine_status): New Function.
5402 (d30v_mark_machine_status): New Function.
5403 (d30v_free_machine_status): New Function.
5404 (d30v_init_expanders): Use new functions.
5405 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5406 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5407 d30v_return_addr_rtx.
5409 * config/d30v/d30v.h (struct_machine): Move here.
5410 Add eh_epilogue_sp_ofs field.
5412 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5413 field in cfun->machine structure.
5415 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5417 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5418 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5419 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5421 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5423 * objc/lang-options.h: Remove bogus reference to
5426 2001-01-09 Kazu Hirata <kazu@hxi.com>
5428 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5431 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5433 * reload.c (find_reloads_address): Check for eliminable registers
5434 when substituting a constant expression for a pseudo.
5436 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5438 * c-common.c (enum format_type): Add format_type_error.
5439 (decode_format_type): New function.
5440 (decl_attributes): Use it.
5441 (format_kind_info): Adjust comment.
5443 2001-01-09 David O'Brien <obrien@BSDi.com>
5445 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5446 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5448 * config/i386/gnu.h: Don't include required platform specific .h files,
5449 tm.h will do it instead.
5450 * config/i386/i386elf.h: Likewise.
5451 * config/i386/linux.h: Likewise.
5452 * config/i386/moss.h: Likewise.
5453 * config/mips/gnu.h: Likewise.
5455 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5457 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5458 (rs6000-ibm-aix3.[01]*): Likewise.
5459 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5460 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5461 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5462 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5463 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5464 (powerpc-*-eabiaix*): Likewise.
5465 (powerpc-*-eabisim*): Likewise.
5466 (powerpc-*-elf*): Likewise.
5467 (powerpc-*-eabi*): Likewise.
5468 (powerpc-*-rtems*): Likewise.
5469 (powerpc-*-linux*libc1): Likewise.
5470 (powerpc-*-linux*): Likewise.
5471 (powerpc-wrs-vxworks*): Likewise.
5472 (powerpcle-wrs-vxworks*): Likewise.
5473 (powerpcle-*-sysv*): Likewise.
5474 (powerpcle-*-elf*): Likewise.
5475 (powerpcle-*-eabisim*): Likewise.
5476 (powerpcle-*-eabi*): Likewise.
5477 (powerpcle-*-solaris2*): Likewise.
5478 * config/rs6000/aix31.h: Delete includes.
5479 * config/rs6000/aix3newas.h: Likewise.
5480 * config/rs6000/aix41.h: Likewise.
5481 * config/rs6000/aix43.h: Likewise.
5482 * config/rs6000/beos.h: Likewise.
5483 * config/rs6000/rtems.h: Likewise.
5484 * config/rs6000/sysv4.h: Likewise.
5486 2001-01-09 Kazu Hirata <kazu@hxi.com>
5488 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5489 Change an argument mode of machine_mode to shift_mode of
5490 shift_mode. Remove an extra error check.
5491 (emit_a_shift): Adopt to the new calling prototype of
5493 (function_prologue): Fix code for a monitor
5494 function. Support H8/S.
5495 (function_epilogue): Do not output pop for a monitor function.
5497 2001-01-09 Nick Clifton <nickc@redhat.com>
5499 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5500 (setup_incoming_varargs): Use sysv_varargs_p field of the
5501 cfun->machine structure.
5502 (struct machine_function): Move to rs6000.h
5503 (rs6000_save_machine_status): Delete.
5504 (rs6000_restore_machine_status): Delete.
5505 (rs6000_init_machine_status): New Function.
5506 (rs6000_free_machine_status): New Function.
5507 (rs6000_init_expanders): Use new functions.
5509 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5511 (struct machine_function): Move here.
5513 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5514 sysv_varargs_p field of the cfun->machine structure.
5516 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5518 (rs6000_restore_machine_status): Remove prototype.
5520 2001-01-09 Richard Henderson <rth@redhat.com>
5522 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5523 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5524 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5525 (sched_analyze_2, sched_analyze_insn): Likewise.
5526 (sched_analyze, init_deps): Likewise.
5527 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5528 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5529 (compute_block_backward_dependences): Update propagate_deps call.
5531 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5533 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5535 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5537 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5538 (cpp_handle_option): Handle them.
5539 (cpp_post_options): Ensure one of -M or -MM is specified with
5540 any other -M? option.
5541 (init_dependency_output): Suppress output with -MG.
5543 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5546 * invoke.texi: Update.
5548 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5550 * sh.md (reload_outsf): Generate recognizable patterns for
5553 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5555 * c-lang.c (lang_hooks): Update.
5556 (lang_init): Rename c_init.
5557 (lang_finish): Remove.
5558 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5560 * toplev.h (lang_hooks): Add init () and finish ().
5561 * tree.h (lang_init, lang_finish): Remove.
5562 * cp/tree.h (lang_init, lang_finish): Remove.
5563 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5564 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5566 (lang_init, lang_finish): Remove.
5567 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5568 (lang_hooks): Update.
5569 * java/lang.c (lang_init): Rename java_init.
5570 (lang_finish): Remove.
5571 (lang_hooks): Update.
5572 * objc/objc-act.c (lang_init): Rename objc_init.
5573 (lang_finish): Remove.
5574 (lang_hoooks): Update.
5576 20001-01-09 Graham Stott <grahams@redhat.com>
5578 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5579 after `ptr` is initialised.
5581 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5583 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5584 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5585 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5586 stack adjusts, instead of r3.
5588 2001-01-09 Michael Hayes <mhayes@redhat.com>
5590 * flow.c (flow_loop_scan): Break out of ...
5591 (flow_loops_find) ... here.
5592 * basic-block.h (flow_loop_scan): New.
5593 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5594 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5596 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5598 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5600 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5601 realloc()ing macro_buffer.
5603 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5604 if it's wider than long and the target's long is wider than the
5607 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5609 Remove support for using UWIN as a host machine.
5610 * configure.in: Issue an error message.
5611 * configure: Regenerated.
5612 * config.gcc: Remove xm_* UWIN configury.
5613 * config/i386/xm-uwin.h: Remove.
5615 2001-01-08 Nick Clifton <nickc@redhat.com>
5617 * config/v850/v850.c (ra_rtx): Delete.
5618 (v850_save_machine_status): Delete.
5619 (v850_restore_machine_status): Delete.
5620 (v850_init_machine_status): New function.
5621 (v850_mark_machine_status): New function.
5622 (v850_free_machine_status): New function.
5623 (v850_return_addr): Use ra_rtx field in machine structure.
5624 (v850_init_expanders): Use new functions.
5626 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5627 * config/v850/v850.c: Change arguments to v850_output+* functions
5628 to take a const char *, to avoid compile time warning.
5629 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5630 (USER_LABEL_PREFIX): Redefine.
5632 2000-01-08 Jim Wilson <wilson@redhat.com>
5634 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5635 1 to unsigned HOST_WIDE_INT before left shift.
5637 2001-01-08 Nick Clifton <nickc@redhat.com>
5639 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5640 the machine structure has been allocated.
5641 (arm_free_machine_status): New function: Free the machine
5642 specific function structure.
5644 2001-01-08 Richard Henderson <rth@redhat.com>
5646 * jump.c (simplejump_p): Revert last change.
5648 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5650 * cppinit.c (init): Rename init_library.
5651 (cpp_create_reader): Update.
5652 * gcc.c (cpp_options): If -o given, use it as the target of
5655 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5657 * arm.c (arm_arch5e): New variable.
5658 (all_cores): XScale is a 5TE device.
5659 (arm_override_options): Set arm_arch5e.
5660 (arm_init_builtins): __builtin_prefetch is in arch5e.
5661 * arm.h (arm_arch5e): Declare it.
5663 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5665 * arm.md (define_constants): Add defines for UNSPEC and
5666 UNSPEC_VOLATILE insns. Update all users.
5667 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5668 * arm.c (multi_register_push, note_invalid_constants)
5669 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5670 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5671 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5673 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5675 * jump.c (jump_optimize_1): Use reversed_comparison_code
5676 instead of can_reverse_comparison_p.
5677 (jump_back_p): Likewise.
5678 (invert_exp_1): Likewise.
5679 (thread_jumps): Likewise.
5680 * simplify-rtx.c (simplify_unary_operation): Likewise.
5681 (simplify_ternary_operation): Likewise.
5682 * cse.c (find_comparison_args): Convert to use
5683 can_reverse_comparison_p.
5684 (record_jump_equiv): Likewise.
5686 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5688 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5689 (EPILOGUE_USES): Define.
5690 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5691 automatically stack the LR if it isn't live.
5693 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5695 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5698 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5700 * ggc-page.c (max_alignment): New structure.
5701 (MAX_ALIGNMENT): New macro.
5702 (init_ggc): Use it to round up the sizes in the
5703 extra_order_size_table.
5705 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5707 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5710 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5712 * builtins.def (BUILT_IN_FPRINTF): New entry.
5714 * c-common.c (c_expand_builtin_fprintf): New function.
5715 (init_function_format_info): Handle __builtin_fprintf.
5716 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5717 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5719 * c-decl.c (duplicate_decls): Adjust comment.
5721 * extend.texi (fprintf): Document new builtin.
5723 2001-01-07 Richard Henderson <rth@redhat.com>
5725 * jump.c (simplejump_p): Recognize any single_set jump
5728 2001-01-07 Richard Henderson <rth@redhat.com>
5730 * configure.in (slibdir): Accept an --with-slibdir option.
5731 Use "test" not "[" in configure. Default to $(libdir).
5733 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5735 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5736 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5737 (SHLIB_LINK): Create links for the soname.
5738 * config/mips/t-iris6: Likewise.
5739 * config/sparc/t-slibgcc: Likewise.
5740 * config/sparc/t-slibgcc-sld: Likewise.
5742 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5744 * config/i386/i386.c (constant_call_address_operand): Accept
5745 (const (plus (symbol_ref) (const_int))).
5746 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5747 constant_call_address_operand.
5749 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5751 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5752 and LONG_LONG_TYPE_SIZE > 32.
5754 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5756 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5757 the previous change.
5759 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5761 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5763 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5764 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5765 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5768 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5770 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5772 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5774 * c-lang.c (c_post_options): Call cpp_post_options.
5775 * objc/objc-act.c (objc_post_options): Similarly.
5776 * cppmain.c (main): Similarly.
5777 * fix-header.c (read_scan_file): Similarly.
5778 * cppinit.c (cpp_start_read): Move option consistency checks
5779 to cpp_post_options. Don't call init_dependency_output.
5780 If needed, add default target and main file dependency.
5781 (OPT_MD, OPT_MMD): Remove.
5783 (cpp_handle_option): Update for OPT_* changes.
5784 (cpp_post_options): New.
5785 (init_dependency_output): Command line -MF overrides environment
5786 variables. Don't set default target etc. Suppress output
5787 if dependencies are going to stdout.
5788 (print_help): Update.
5789 * cpplib.h (cpp_post_options): New.
5790 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5792 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5794 * jump.c (comparison_dominates_p): Support unordered compares.
5796 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5798 * simplify-rtx.c (simplify_relational_operation): Always simplify
5799 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5802 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5804 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5805 (nonzero_bits): Likewise.
5806 (simplify_comparison): Likewise.
5807 (num_sign_bit_copies): Likewise; return more sane value depending
5808 on STORE_FLAG_VALUE.
5809 (known_cond): Do not assume EQ to be always true for equivalent
5812 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5814 * cse.c (fold_rtx): Handle unordered comparisons.
5816 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5818 * rtlanal.c (set_of_1): New static function.
5819 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5820 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5821 reg_set_last_last_regno): Remove.
5822 (set_of): New global function.
5823 (set_of_data): New structure.
5824 (reg_set_p, reg_set_last): Revamp for set_of.
5825 * rtl.h (set_of): New.
5827 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5829 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5830 * extend.texi: Document _Exit builtin.
5832 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5834 * (initialize, initialize_builtins,
5835 initialize_dependency_output, initialize_standard_includes):
5836 Rename s/initialize/init. Update.
5837 (init_dependency_output): Move to after
5838 cpp_handle_options, the correct location temporally at least.
5839 (opt_comp): Move next to init (), its caller. Fix prototype.
5840 (init): Make "initialized" local scope.
5841 (cpp_create_reader): Always call init ().
5842 (cpp_start_read): Update.
5843 (output_deps): New function, broken out of cpp_finish.
5844 (cpp_finish): Break out output_deps.
5846 2001-01-07 Richard Henderson <rth@redhat.com>
5848 * collect2.c (COFF specific stuff): Revert 12-06 patch
5849 to prototype system functions.
5851 2001-01-07 Michael Hayes <mhayes@redhat.com>
5853 * hard-reg-set.h: Add multiple include guard.
5854 * basic-block.h (struct loop): Add `sink' field.
5855 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5856 (emit_iv_add_mult): Delete.
5857 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5858 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5859 (unroll_loop): Remove end_insert_before argument.
5860 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5861 (maybe_eliminate_biv_1): Likewise.
5862 (emit_iv_add_mult): Delete.
5863 (gen_add_mult, loop_regs_update): New.
5864 (loop_insn_emit_after, loop_insn_emit_before): New.
5865 (loop_insn_sink, loop_insn_sink_or_swim): New.
5866 (emit_iv_add_mult): Delete.
5867 (scan_loop): Set loop->sink.
5868 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5869 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5870 (maybe_eliminate_biv_1): Likewise.
5871 (maybe_eliminate_biv_1): Add basic block argument.
5872 * unroll.c (unroll_loop): Remove end_insert_before argument.
5873 (find_splittable_regs): Likewise.
5874 (find_splittable_regs): Use loop_insn_sink and its ilk.
5875 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5877 2001-01-07 Michael Hayes <mhayes@redhat.com>
5879 * loop.h (loop_insn_hoist): New prototype.
5880 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5881 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5882 (check_dbra_loop, load_mems): Likewise.
5883 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5884 (find_splittable_givs): Likewise.
5886 2001-01-07 Michael Hayes <mhayes@redhat.com>
5888 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5890 2001-01-07 Richard Henderson <rth@redhat.com>
5892 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5894 2001-01-07 Richard Henderson <rth@redhat.com>
5896 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5897 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5898 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5899 variant that handles a shared libgcc.
5900 (process_command): Always validate -{static,shared}-libgcc.
5901 (do_spec_1): New 'M' case.
5902 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5904 2001-01-07 Richard Henderson <rth@redhat.com>
5906 * Makefile.in (slibdir): New variable.
5907 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5908 (installdirs): Create slibdir.
5909 (install-libgcc, install-multilib): Defer to libgcc.mk.
5910 * configure.in (slibdir): Substitute.
5911 * mklibgcc.in (install): New target.
5913 * config/t-linux (SHLIB_LINK): Create links for the soname.
5914 (SHLIB_INSTALL): New.
5915 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5916 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5917 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5918 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5919 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5921 2001-01-07 Richard Henderson <rth@redhat.com>
5923 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5924 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5925 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5927 2001-01-07 Michael Hayes <mhayes@redhat.com>
5929 * loop.c (count_loop_regs_set): Delete.
5930 (load_mems_and_recount_loop_regs_set): Delete.
5931 (loop_regs_scan): Merge common code from count_loop_regs_set,
5932 scan_loop, and load_mems_and_recount_loop_regs_set.
5933 (scan_loop): Call load_mems directly and loop_regs_scan
5934 again if new registers created.
5936 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5938 * toplev.c (main): Call the front-end specific post_options
5939 hook if one is given.
5940 * toplev.h (struct_lang_hooks, lang_hooks): New.
5941 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5942 for the C front end.
5943 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5944 lang_hooks for the C++ front end.
5945 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5946 lang_hooks for the ObjC front end.
5947 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5948 * java/lang.c (lang_hooks): Hooks for the Java front end.
5950 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5952 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5953 for verbose DWARF[2] debugging.
5954 (cb_define, cb_undef): The new callbacks.
5955 * toplev.h (debug_define, debug_undef): Make const correct.
5956 * toplev.c (debug_define, debug_undef): Similarly. Do not
5957 perform the verbosity tests here anymore.
5959 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5961 * reload.c (subst_reloads): Take INSN argument. When
5962 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5963 * reload.h (subst_reloads): Adjust prototype.
5964 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5965 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5966 present in JUMP_INSNs and copy them to JUMP_LABEL.
5967 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5968 JUMP_INSNs and insns with REG_LABELs that are followed by
5969 JUMP_INSNs with the same REG_LABEL.
5970 * sched-rgn.c (is_cfg_nonregular): Likewise.
5971 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5973 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5975 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5977 2001-01-06 Richard Henderson <rth@redhat.com>
5979 * loop.c (scan_loop): Use xcalloc for the regs array.
5980 (load_mems_and_recount_loop_regs_set): Zero the new memory
5981 received from xrealloc.
5983 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5985 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
5987 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
5989 * integrate.c (copy_rtx_and_substitute): When copying
5990 an ignored return value, strip REG_FUNCTION_VALUE_P.
5992 2001-01-06 Michael Hayes <mhayes@redhat.com>
5994 * loop.c (debug_biv, debug_giv): New.
5995 (loop_biv_dump): Break out from ...
5996 (record_biv): ... here.
5997 (loop_giv_dump): Break out from ...
5998 (record_giv): ... here.
5999 (loop_bivs_check): Use print_simple_rtl.
6000 * unroll.c (loop_iterations): Use print_simple_rtl.
6002 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6004 * pa.md (return, return_internal): Modify patterns to prevent regrename
6005 mucking with the return pointer.
6007 2001-01-05 Richard Henderson <rth@redhat.com>
6009 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
6011 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
6013 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
6014 version supplied by Matteo Frigo.
6016 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6018 * cpp.texi: Update for -MQ.
6019 * cppinit.c (cpp_create_reader): Always create pfile->deps.
6020 (cpp_cleanup): Always free pfile->deps.
6021 (initialize_dependency_output): Don't create pfile->deps.
6022 (cpp_handle_option): Similarly.
6024 * gcc.c (cpp_options): Handle -MQ.
6025 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6026 * mkdeps.c (base_name): Remove.
6027 (deps_init): Don't allocate vector space until it's needed.
6028 (deps_free): Only free vectors if allocated.
6029 (deps_add_target, deps_add_dep): Update for initial allocation.
6030 (deps_add_default_target): Don't strip to the base_name.
6032 2001-01-05 DJ Delorie <dj@redhat.com>
6034 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
6035 (INIT_EXPANDERS): Define.
6037 * config/v850/v850.c (struct machine_function): Define.
6038 (v850_save_machine_status): New function.
6039 (v850_restore_machine_status): New function.
6040 (v850_return_addr): New function.
6041 (v850_init_expanders): New function.
6043 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
6044 and v850_init_expanders.
6046 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6048 * cpplib.h (struct cpp_reader): Add help_only field.
6049 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
6050 (cpp_handle_option): Set pfile->help_only if we see -h,
6051 --help, -target-help, or --version. Print version string but
6052 do not set help_only if we see -v or -version. Make text
6053 printed by -v match that printed by (-)-version.
6055 * cppmain.c (main): Exit after option parsing if
6056 pfile->help_only is true.
6058 * toplev.c (independent_decode_option): Call print_version,
6059 then exit, if we see --version (but not -version).
6060 (print_version): Split lengthy message into two lines.
6062 2001-01-05 Nick Clifton <nickc@redhat.com>
6064 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
6065 temporary string for initialisation before calling ggc_alloc_string.
6067 2001-01-06 Michael Hayes <mhayes@redhat.com>
6069 * rtl.h (print_simple_rtl): New.
6070 * print-rtl.c (print_simple_rtl): New.
6072 (print_rtx): Disable printing of flags and modes, etc.,
6073 if `flag_simple` nonzero.
6075 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6077 * function.c (fixup_var_refs): Use push_to_full_sequence where
6080 2001-01-05 Michael Meissner <meissner@redhat.com>
6082 * flags.h (flag_reorder_blocks): Add declaration.
6083 (flag_rename_block): Ditto.
6085 2001-01-05 DJ Delorie <dj@redhat.com>
6087 * function.c (reorder_blocks): Make sure the flags are all reset
6088 before using them to mark blocks, else a second invocation will
6089 corrupt the block chain.
6090 (reorder_blocks_0): New, resets the flags.
6092 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
6094 * cse.c (find_comparison_args): Stop if the argument is known to
6097 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6099 * config/sh/sh.md (movdf): When splitting load into pair of
6100 registers, don't clobber the register used in the address too
6103 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
6105 * varasm.c (mark_constant_pool): Improve initial comments.
6106 (mark_constants): Move marking of constants to mark_constant.
6107 (mark_constant): New function to recursively mark all constants
6108 referred to by a constant.
6110 2001-01-05 Catherine Moore <clm@redhat.com>
6112 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
6114 2001-01-05 Phil Edwards <pme@sources.redhat.com>
6116 * cp/lang-options.h: Bring comment in line with reality.
6117 * f/lang-options.h: Likewise.
6118 * java/lang-options.h: Likewise.
6119 * objc/lang-options.h: Likewise.
6120 * ch/lang-options.h: Likewise.
6121 * f/g77.texi: And update the manual.
6123 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
6124 Denis Chertykov <denisc@overta.ru>
6126 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
6127 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
6128 * config/avr/avr.md (all peepholes that request a scratch register):
6129 Call it, FAIL the peephole if not safe (in interrupt functions).
6131 2001-01-05 Mark Mitchell <mark@codesourcery.com>
6133 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
6135 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
6137 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
6139 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
6140 BUILT_IN_CREAL and BUILT_IN_CIMAG.
6141 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
6142 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
6143 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
6145 * extend.texi: Document these builtins.
6147 2001-01-05 Daniel Berlin <dberlin@redhat.com>
6149 * c-common.c (lang_get_alias_set): Say we know nothing of
6150 VECTOR_TYPE aliasing.
6152 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
6154 2001-01-05 Bruce Korb <bkorb@gnu.org>
6156 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
6157 their x* equivalent versions for atexit-less systems
6158 * fixinc/fixincl.c(main): do not return from main() on atexit-less
6159 systems (or any other system any more).
6161 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6163 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6164 output operands. Use arm_hard_register_operand for operand 4.
6165 (stmsi_postinc): Similarly.
6166 (ldmsi): Use arm_hard_register_operand for opernand 2.
6168 * arm.c (arm_hard_register_operand): New function.
6169 * arm-protos.h (arm_hard_register_operand): Prototype it.
6171 * arm.h (HARD_REGNO_RENAME_OK): Define.
6173 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6175 * simplify-rtx.c (cfc_args): add "unordered" field.
6176 (check_fold_consts): Set unordered field.
6177 (simplify_relational_operation): Simplify the unordered
6180 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6183 * emit-rtl.c (try_split): Fix code to mark labels.
6184 * jump.c (mark_jump_label): Make global.
6185 * rtl.h (mark_jump_label): Declare.
6187 * predict.c (estimate_probability): Handle unordred comparisons.
6189 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6191 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6192 * cppinit.c (initialize_dependency_output): Update.
6193 (cpp_finish): Output dummy targets for -MP.
6195 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6196 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6197 * gcc.c (cpp_options): Update to handle -MP.
6198 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6199 to quote only the default target.
6200 (deps_phony_targets): Insert a preceding newline. Rename from
6201 deps_dummy_targets for consistency.
6204 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6206 * calls.c (emit_library_call_value_1): Support
6207 INIT_CUMULATIVE_LIBCALL_ARGS.
6208 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6210 2001-01-04 Richard Henderson <rth@redhat.com>
6212 * c-decl.c (finish_struct): Detect flexible array members
6213 used in an inappropriate context.
6214 * c-typeck.c (really_start_incremental_init): Special case
6215 constructor_max_index for zero length arrays.
6216 (pop_init_level): Allow initialization of flexible array
6217 members. Deprecate initialization of zero length arrays.
6218 Don't issue missing initializer warning for flexible array
6219 members or zero length arrays.
6220 (process_init_element): Don't dereference null DECL_SIZE.
6221 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6222 Don't abort for empty constructors. Use size_binop
6223 (output_constructor): Add commentary regarding zero length
6224 array futures. Abort if we try to initialize an array of
6225 unspecified length with a non-empty constructor in the middle
6228 * extend.texi (Zero Length): Update and clarify documentation
6229 on static initialization.
6231 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6233 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6234 with more than 32767 words of local storage.
6236 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6238 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6239 for 'abs', 'labs', and 'fabs'.
6240 (c4x_expand_builtin): Likewise.
6241 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6243 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6245 * config/sh/sh.md (prget, prset): New insn types.
6246 (return delay slot): Dont' allow prset.
6247 (call, sfunc delay slot): Don't allow prget.
6248 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6249 for prset and prget.
6251 2001-01-05 Michael Hayes <mhayes@redhat.com>
6253 * loop.h (struct loop_reg): New.
6254 (struct loop_regs): Change to use array of `struct loop_reg'.
6255 * loop.c: Replace assortment of varrays with single regs array.
6256 (count_one_set): Delete may_not_move array argument
6257 and use regs array instead. All caller's changed.
6258 (count_loop_regs_set): Delete may_not_move and single_usage
6259 arguments and use regs array instead. All caller's changed.
6260 (find_single_use_in_loop): Replace usage array argument with pointer
6261 to regs structure. All caller's changed.
6262 (loop_optimize): Delete `moved_once' array.
6264 2001-01-05 Michael Hayes <mhayes@redhat.com>
6266 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6267 Use it instead of loop_info->has_call for scanning loop mems.
6268 (check_dbra_loop): Replace loop_info->has_call test with
6269 loop_info->has_nonconst_call.
6271 2000-01-04 Matthew Hiller <hiller@redhat.com>
6273 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6276 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6278 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6279 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6281 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6283 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6284 (flag_short_double, flag_short_wchar): Define.
6285 (c_common_nodes_and_builtins): Create many tree nodes shared
6286 between C and C++ here instead of in cp/decl.c and ...
6287 * c-decl.c (init_decl_processing): ... here.
6288 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6289 (flag_short_double, flag_short_wchar): Don't define.
6290 (record_builtin_type): New function.
6291 (build_void_list_node): New function.
6292 * c-common.h (flag_short_double, flag_short_wchar,
6293 record_builtin_type, build_void_list_node): Declare.
6295 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6297 * integrate.c (expand_inline_function): Don't put a virtual
6298 register into the reg map.
6300 * function.c (fixup_var_refs_1): If force_operand didn't put
6301 the address into the target, move it there.
6303 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6305 Special-case tree_decl/tree_list allocations.
6306 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6307 (OBJECT_SIZE): New macro.
6308 (NUM_EXTRA_ORDER): Likewise.
6309 (extra_order_size_table): New variable.
6310 (NUM_ORDERS): New macro.
6311 (objects_per_page_table): New variable.
6312 (object_size_table): New variable.
6313 (G.pages): Use NUM_ORDERS to bound the array.
6314 (G.page_tails): Likewise.
6315 (DIV_ROUND_UP): Remove.
6316 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6317 (alloc_page): Use OBJECT_SIZE.
6318 (size_lookup): Don't make it const.
6319 (ggc_alloc): Use OBJECT_SIZE.
6320 (ggc_set_mark): Likewise.
6321 (ggc_get_size): Likewise.
6322 (init_ggc): Set up the object_size_table, objects_per_page_table,
6323 and adjust size_lookup.
6324 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6325 (ggc_pop_context): Use NUM_ORDERS.
6326 (clear_marks): Likewise.
6327 (sweep_pages): Likewise.
6328 (poison_pages): Likewise.
6329 (ggc_print_statistics): Use OBJECT_SIZE.
6331 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6333 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6334 Only call array_size_for_constructor if last field and array type
6335 with no upper bound.
6337 2001-01-04 Philip Blundell <philb@gnu.org>
6339 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6340 from bit 31 downwards, if this requires no more insns.
6341 (count_insns_for_constant): New helper function for above.
6343 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6345 * gencodes.c (output_predicate_decls): Remove empty initializer.
6347 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6349 * tree.c (copy_node): Remove documentation about obstacks.
6350 (buidl1): Check that nobody tries to build 2-argument nodes this
6353 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6355 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6358 * gencodes.c (output_predicate_decls): Fill empty initializer
6361 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6363 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6364 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6366 (do_include): Handle missing headers like cpp0.
6367 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6368 paths with first include pathname. Don't strcat to uninitialized
6371 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6373 * regrename.c (regrename_optimize): Don't rename from frame pointer
6374 if frame_pointer_needed.
6375 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6376 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6377 (ia64_reorg): Use it instead of scheduling if ! optimize.
6378 (errata_emit_nops): Properly call asm_noperands.
6379 (ia64_sched_reorder): Finish cycle if we see an asm.
6380 (ia64_variable_issue): Clear scheduling state after asms.
6382 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6384 * cpp.texi: Update for -MT.
6385 * cppinit.c (initialize_dependency_output): Add a default
6386 target if none has been given already.
6387 (no_tgt, OPT_MT): New.
6388 (cpp_handle_option): Handle -MT. Update -M etc.
6389 * cpplib.h (struct cpp_options): Remove deps_target.
6390 * gcc.c (cpp_options): Handle -MT.
6391 * mkdeps.c (struct deps): Move from mkdeps.h.
6392 (deps_calc_target): Rename deps_add_default_target. Add a
6393 default target if none has been specified already.
6394 * mkdeps.h (struct deps): Move to mkdeps.c.
6395 (deps_calc_target): Rename deps_add_default_target.
6397 2000-01-03 Richard Henderson <rth@redhat.com>
6399 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6401 * c-typeck.c (push_init_level): Move checks for flexible array
6402 members and zero length arrays ...
6403 (pop_init_level): ... here. Silently discard empty initializations.
6405 * varasm.c (output_constructor): Update for sizeof change to
6408 * extend.texi (Zero Length): Clarify semantics.
6410 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6412 * configure.in (tm.h): Include isns-codes.h last.
6413 * configure: Rebuilt.
6415 2001-01-03 Richard Henderson <rth@redhat.com>
6417 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6418 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6420 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6422 * tradcpp.c (main): Make sure finclude() is called with a valid
6423 indepth value while handling -include.
6425 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6427 * gencodes.c (output_predicate_decls): New function.
6429 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6430 even if it is not the first time machmode.h is #included.
6431 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6432 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6433 * gcc.texi (Copyright): Added 2001.
6435 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6437 * c-common.c (c_common_lang_init): New function. Warn if format
6438 warning options which only have effects when used with -Wformat
6439 are used without -Wformat.
6440 * c-common.h (c_common_lang_init): Declare.
6441 * c-lang.c (lang_init): Call c_common_lang_init.
6442 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6444 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6446 * configure.in: Check for the mktemp command.
6447 * configure: Regenerate.
6448 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6449 $TEMP. Create temporary files with mktemp, if available at
6450 configure time; otherwise use set -C. Remove temporary files
6453 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6455 * configure.in: Require at least texinfo 4.0. Check for whether
6456 Pod::Man is sufficiently recent to regenerate GCC manpages.
6457 * configure: Regenerate.
6458 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6460 (GENERATED_MANPAGES): Define.
6461 (generated-manpages): New target. Depend on cpp.1 as well as
6463 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6464 configure to generated-manpages or empty) rather than on the
6465 manpages directly. Remove execute permission from installed
6466 gcov.1 as well as cpp.1.
6467 * cpp.1, gcov.1: Regenerate.
6469 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6471 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6472 tree_low_cst. Allow using cmpstrsi in more cases.
6474 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6476 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6479 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6481 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6482 * Makefile.in (HOST_CFLAGS): Mention build-make.
6484 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6486 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6489 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6491 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6494 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6497 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6498 reg_base_value and reg_known_value arrays.
6499 (init_alias_analysis): Add more cases to detect known values.
6500 * sched-deps.c (deps_may_trap_p): New function.
6501 (sched_analyze_2): Use it.
6503 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6505 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6506 don't discard an ASHIFTRT if we're shifting in a wider mode.
6508 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6510 * toplev.c (rest_of_compilation): Don't print basic block information
6511 when CFG isn't up to date.
6513 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6515 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6516 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6517 (UNALIGNED_SHORT_ASM_OP): Define.
6518 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6520 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6522 * fold-const.c (fold_convert): Fix typo.
6524 2001-01-02 Richard Henderson <rth@redhat.com>
6526 * c-common.h (ASM_INPUT_P): New.
6527 * c-parse.in (asm): Set it when needed.
6528 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6529 existance of an operand.
6531 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6533 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6534 (dwarf2out_frame_debug_expr): Likewise.
6535 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6537 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6539 * i386.c (ix86_split_to_parts): Return number of part required;
6541 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6543 (ix86_split_long_move): Use number of part returned
6544 by ix86_split_to_parts
6545 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6547 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6548 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6549 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6550 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6551 (ALIGN_MODE_128): Add TFmode.
6552 (IS_STACK_MODE): Likewise.
6553 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6554 (HARD_REGNO_OK): Support TFmodes.
6555 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6556 * i386.md (scheduler definitions): Use memory operand to determine
6557 fst/fld instructions; use mode attribute to determine real mode of
6559 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6560 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6562 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6564 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6566 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6568 * expr.c (store_constructor_field): Update ALIGN before calling
6571 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6573 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6576 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6578 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
6581 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6583 * c-decl.c (start_function): Don't warn on third parameter to main.
6585 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6587 * tsystem.h: Define HAVE_DECL_GETOPT.
6589 2001-01-02 Philip Blundell <pb@futuretv.com>
6591 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6594 2001-01-02 Richard Henderson <rth@redhat.com>
6596 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6598 2001-01-02 Andreas Jaeger <aj@suse.de>
6600 * c-decl.c (c_decode_option): Remove support of
6603 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6604 (W_options): Add -Wmissing-noreturn here.
6606 * flow.c: Define lang_missing_noreturn_ok_p.
6607 (check_function_return_warnings): Use it.
6609 * c-common.h: Declare lang_missing_noreturn_ok_p.
6611 * c-lang.c (c_missing_noreturn_ok_p): New function.
6612 (lang_init): Set lang_missing_noreturn_ok_p.
6614 * invoke.texi (Warning Options): Document this.
6616 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6618 * extend.texi (C++ Extensions): New node for C++ attributes;
6619 describe init_priority and com_interface.
6620 * invoke.texi: Remove -finit-priority as it now has zero effect.
6621 * install.texi: Fix xref syntax.
6622 * md.texi: Likewise.
6624 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6626 * config.gcc (sparc64-wrs-vxworks*): New case.
6627 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6629 * config/sparc/sparc.c (sparc_override_options): Do support different
6630 pointer and architecture size.
6631 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6632 (POINTERS_EXTEND_UNSIGNED): Define.
6633 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6634 (FUNCTION_MODE): Define to be Pmode.
6635 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6637 * function.c (expand_function_end): Properly handle DECL_RESULT
6638 and copy when ptr_mode != Pmode.
6639 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6641 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6643 * c-common.c (c_common_nodes_and_builtins): Set prototype
6644 parameters for __builtin_fputs, __builtin_fputc and
6645 __builtin_fwrite. Don't declare plain fputc as a builtin.
6647 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6649 * loop.c (add_label_notes): Increment the label usage count when
6650 a note is added to an insn which refers to a CODE_LABEL.
6651 * gcse.c (add_label_notes): Likewise.
6653 2001-01-01 Andreas Jaeger <aj@suse.de>
6655 * loop.c (scan_loop): Use xmalloc to allocate movables.
6657 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6659 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6660 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6661 * reload1.c (REGISTER_MOVE_COST): Likewise.
6662 * regclass.c (REGISTER_MOVE_COST): Likewise.
6663 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6664 dimension. Adjust all users.
6665 (init_reg_sets_1): Iterate on all modes.
6666 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6667 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6668 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6669 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6670 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6671 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6672 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6673 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6674 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6675 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6676 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6677 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6678 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6679 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6680 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6681 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6682 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6683 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6684 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6685 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6686 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6687 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6688 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6689 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6690 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6691 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6692 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6694 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6696 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6697 arg VARIES_P. Call it with extra arg.
6698 (true_dependence): Likewise.
6699 * rtl.h (rtx_addr_can_trap_p): Declare.
6700 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6702 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6703 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6704 pic offset table register if it's zero. All callers changed.
6705 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6707 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6709 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6710 STRING_POOL_ADDRESS_P.
6712 * config/sparc/sparc.c (input_operand): Properly test for short op.
6714 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6715 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6716 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6717 * config/sparc/elf.h: No longer include sol2.h.
6718 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6719 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6721 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6723 2001-01-01 Michael Hayes <mhayes@redhat.com>
6725 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6726 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6727 (record_initial): Likewise.
6728 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6729 (remap_split_bivs): Likewise.
6731 2001-01-01 Michael Hayes <mhayes@redhat.com>
6733 * loop.c (loop_ivs_free): New function.
6734 (strength_reduce): Break out from...
6736 2001-01-01 Michael Hayes <mhayes@redhat.com>
6738 * loop.h (struct iv): New.
6739 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6740 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6741 'reg_biv_class' fields with 'regs' and 'n_regs'.
6742 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6743 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6744 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6746 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6748 * resource.c (mark_referenced_resources): Abort() before
6749 attempting to mark a pseudo register.
6750 (mark_set_resources): Likewise.
6752 2001-01-01 Michael Hayes <mhayes@redhat.com>
6754 * loop.h (REG_IV_CLASS): New accessor macro.
6755 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6756 * unroll.c (REG_IV_CLASS): Likewise.
6758 See ChangeLog.4 for earlier changes.