1 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
3 * i386.md (zero_extendsidi2_32): Break out from ...
4 (zero_extendsidi2): ... here ; turn to expander.
5 (zero_extendsidi2_rex64): New.
6 (extendsidi2_32): Break out from ...
7 (extendsidi2): ... here ; turn to expander.
8 (extendsidi2_rex64): New.
9 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
10 (trunc?f?f splitters): Add 64bit versions.
12 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
14 * i386.md (pushsi, pushsi2_prologue): Disable.
16 (movabs?i_1_rex64, movabs?i_2_rex64): New.
17 (movqi_ext_1): Disable for 64bit.
18 (movqi_ext_1_rex64): New.
19 (pushdi2_rex64): New pattern, peep2s and splitter.
20 (pushdi2_prologue_rex64): New pattern.
21 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
23 (movdi splitters): Disable for 64bit.
24 (movdi_1_rex64): New pattern, peep2s and splitters.
25 (swapdi): New pattern.
26 (pushsf): Disable for 64bit.
27 (pushsf_rex64): New pattern and splitter.
28 (pushdf_nointeger): Disable for 64bit.
29 (pushdf_integer): Handle the 64bit case.
30 (pushtf): Likewise; update splitters.
32 2001-03-22 Richard Henderson <rth@redhat.com>
34 * mkconfig.sh: Include insn-flags.h.
35 * Makefile.in (CONFIG_H): Include insn-flags.h.
36 (lots of objects): Remove insn-codes.h and insn-flags.h.
38 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
39 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
40 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
41 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
42 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
43 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
44 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
45 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
46 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
47 v850/v850.c, vax/vax.c:
48 Don't include insn-flags.h.
50 * diagnostic.c, expr.h, reload.c, toplev.c:
51 Don't include insn-codes.h.
53 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
54 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
55 c4x/c4x.c, i960/i960.c, mips/mips.c:
56 Don't include insn-codes.h or insn-flags.h.
58 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
59 or insn-flags.h in the generated code.
60 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
61 (main): Forward declare struct rtx_def.
63 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
65 * invoke.texi (-ffast-math): Remove duplicate line about
68 * gcc.texi: Remove more obsolete documentation of bugs and
69 installation problems.
71 2001-03-21 Kazu Hirata <kazu@hxi.com>
73 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
76 2001-03-20 Jason Merrill <jason@redhat.com>
78 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
80 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
81 * varasm.c (CHKR_PREFIX): Likewise.
83 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
85 * gcse.c (hash_scan_set): An expression is not anticipatible if it
86 is part of a multi-SET insn.
88 * cse.c (find_comparison_args): Remove previous change.
89 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
92 * config/i386/i386.md (conditional_trap): Remove warning.
94 * recog.c (push_operand): Fix error in last change that caused
95 undefined symbol on many targets.
97 * sdbout.c: #include ggc.h.
98 (sdbout_init): Move to end of file.
99 Call ggc_add_tree_root for anonymous_types.
100 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
101 (sdbout_one_type): Use DECL_NAME for field name.
102 * Makefile.in (sdbout.o): Show includes ggc.h.
104 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
106 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
107 (override_options): Use properlimits for preferred_stack_boundary.
108 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
110 (ext_register_operand): Accept DImode.
111 (load_pic_register): Abort on 64bit.
112 (gen_push): Use Pmode instead of SImode.
113 (ix86_save_reg): Pic reg is never used on 64bit.
114 (ix86_expand_prologue): Likewise.
115 (ix86_emit_save_regs): Use Pmode instead of SImode.
116 (legitimate_address_p): Check displacement for 64bit.
117 (print_operand): Avoid outputting of (%rip) on 64bit.
118 (print_operand_address): Output (%rip) where possible.
119 (split_di): Abort on 64bit registers.
120 (ix86_expand_branch): DImode comparison is simple for x86_64.
121 (memory_address_length): Recognize memory addresses formed using
123 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
125 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
127 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
129 * recog.c (push_operand): Recognize new format of push instructions.
131 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
133 * i386.md (pushqi1): New.
134 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
135 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
136 x86_64_immediate_operand, x86_64_immediate_operand,
137 x86_64_zext_immediate_operand): Declare.
138 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
139 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
140 x86_64_immediate_operand, x86_64_immediate_operand,
141 x86_64_zext_immediate_operand): define.
142 * i386.h (PREDICATE_CODES): Add new predicates.
144 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
146 * i386.md (pophi1, popqi1, pushqi1): Remove.
148 * expr.c (emit_single_push_insn): New function.
149 (move_by_pieces): Accept NULL as destination for push instructions.
150 (gen_push_operand): Kill.
151 (emit_push_insn): Pass NULL when pushing; avoid updating of
153 * expr.h (gen_push_operand): Kill.
155 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
157 * rtl.texi (COMPARE): Clarify documentation and reference section
160 2001-03-20 Stan Shebs <shebs@apple.com>
162 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
163 (get_object_reference): Ditto.
164 (error_with_ivar): Use error_with_file_and_line.
165 (warn_with_method): Use warning_with_file_and_line.
167 2001-03-20 Tom Tromey <tromey@redhat.com>
169 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
171 2001-03-20 Mark Mitchell <mark@codesourcery.com>
173 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
174 variables that are TREE_PUBLIC, even if not TREE_STATIC.
176 2001-03-20 DJ Delorie <dj@redhat.com>
178 * Makefile.in (install-libgcc): Pass complete list of variables.
179 (install-multilib): Ditto.
181 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
183 * config/i386/cygwin.h: Declare ctor_section, dtor_section
184 drectve_section, switch_to_section.
186 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
187 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
188 i386_pe_mark_dllimport.
190 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
192 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
195 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
196 i386_pe_* functions with char * arguments.
198 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
200 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
202 (movsi_ie): Introduce fpul store.
204 2001-03-20 Alan Modra <alan@linuxcare.com.au>
206 * Makefile.in (OBJS): Remove hashtab.o.
208 2001-03-19 Stan Shebs <shebs@apple.com>
210 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
211 * c-lang.c (maybe_objc_method_name): Ditto.
212 * c-tree.h (maybe_objc_method_name): Remove decl.
214 2001-03-19 Tom Tromey <tromey@redhat.com>
216 * gcc.c (init_gcc_specs): Fix comment.
218 2001-03-19 Mark Mitchell <mark@codesourcery.com>
220 Compute DECL_ASSEMBLER_NAME lazily.
221 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
222 (DECL_ASSEMBLER_NAME_SET_P): New macro.
223 (SET_DECL_ASSEMBLER_NAME): Likewise.
224 (COPY_DECL_ASSEMBLER_NAME): Likewise.
225 (set_decl_assembler_name): Declare.
226 (lang_set_decl_assembler_name): Likewise.
227 * tree.c (lang_set_decl_assembler_name): New variab.e
228 (set_decl_assembler_name): New function.
229 (init_obstacks): Set lang_set_decl_assembler_name.
230 (build_decl): Don't set DECL_ASSEMBLER_NAME.
231 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
232 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
233 where it's not necessary.
234 (builtin_function): Likewise.
235 (finish_decl): Likewise.
236 * dbxout.c (dbxout_type_methods): Likewise.
237 * ggc-common.c (ggc_mark_trees): Likewise.
238 * profile.c (output_func_start_profiler): Likewise.
239 * varasm.c (make_decl_rtl): Likewise.
241 * cse.c (find_comparison_args): Update documentation. Fix
242 mishandling of COMPARE operations.
244 * tree.def (ABS_EXPR): Add documentation.
245 * fold-const.c (fold): Improve folding of ABS_EXPRs.
247 2001-03-19 Zack Weinberg <zackw@stanford.edu>
249 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
251 2001-03-19 Jakub Jelinek <jakub@redhat.com>
253 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
254 Remove ia32 linux PIC kludge and move it...
255 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
257 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
259 * i386.md (absdf2 expander): Fix 64bit case.
261 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
263 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
265 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
267 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
269 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
271 * README.X11: Remove obsolete file.
273 2001-03-18 Anthony Green <green@redhat.com>
275 * config/pj/pj.h: Remove some trailing commas.
276 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
278 2001-03-18 Richard Henderson <rth@redhat.com>
280 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
282 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
283 defaults for them here.
285 2001-03-17 Anthony Green <green@redhat.com>
287 * config/pj/lib1funcs.S: Fix broken comment.
288 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
291 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
293 * gcc.texi: Remove obsolete information relating to build and
294 installation problems with enquire or the Pyramid C compiler.
296 2001-03-17 Richard Henderson <rth@redhat.com>
298 * dwarf2out.c (queue_reg_save): New.
299 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
300 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
302 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
303 (cfa, cfa_store, cfa_temp): Make static.
304 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
306 2001-03-17 Richard Henderson <rth@redhat.com>
308 * integrate.h (struct inline_remap): Add local_return_label.
309 * integrate.c (expand_inline_function): Initialize it and emit
310 it after copy_insn_notes.
311 (copy_insn_list): Don't store local_return_label here.
312 (copy_insn_notes): New function split out from copy_insn_list.
314 2001-03-17 Richard Henderson <rth@redhat.com>
316 * dwarf2out.c (lookup_filename): Emit .file if the assembler
317 is generating .debug_line.
318 (dwarf2out_init): Add main_input_filename to the file table first.
319 * configure.in (as_dwarf2_debug_line): Test with file number 1
320 instead of file number 0.
322 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
324 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
325 (gen_rtx_combine): Deleted; all references changed as appropriate.
326 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
328 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
330 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
332 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
335 2001-03-16 Jim Wilson <wilson@redhat.com>
337 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
338 then set it to LOC_REG (79) instead of aborting.
340 2001-03-16 Phil Edwards <pme@sources.redhat.com>
342 * gccbug.in: Remove high priority.
344 2001-03-16 Richard Henerson <rth@redhat.com>
346 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
347 output with a space instead of deleting it.
348 * configure: Regenerate.
350 2001-03-16 Zack Weinberg <zackw@stanford.edu>
352 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
353 handles the gory details of converting an object file into
354 something that's safe to grep.
355 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
356 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
357 newlines at either end of the string we're looking for.
358 Make 'checking ...' message less stilted.
359 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
360 ARM in-memory layout and its hypothetical converse. Don't
361 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
362 HOST_WORDS_BIG_ENDIAN.
364 * configure.in: Adjust for renamed macro. Move
365 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
366 * configure, config.in: Regenerate.
368 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
370 * fixinc/Makefile.in: Set SHELL.
372 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
374 * fixinc/fixincl.c (fix_with_system): Quote file names before
375 passing them to shell.
377 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
379 * Makefile.in: Use fix-header$(build_exeext) instead
382 2001-03-16 Richard Henderson <rth@redhat.com>
384 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
385 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
386 (size_of_line_prolog): Remove.
387 (output_line_info): Compute prologue size via label difference.
388 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
390 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
391 assembler error when redefining file numbers.
392 * config.in, configure: Rebuild.
394 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
395 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
396 (dw2_asm_output_delta_uleb128): Likewise.
397 (dw2_asm_output_delta_sleb128): Similarly.
398 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
400 2001-03-16 Michael Meissner <meissner@redhat.com>
402 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
404 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
406 (BITMASK_LOWER16): Replacement for 0x0000ffff.
408 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
409 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
410 being unsigned in ISO C and signed in traditional.
411 (expand_prologue): Ditto.
412 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
414 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
416 (divsi3,divdi3): Ditto.
417 (modsi3,moddi3): Ditto.
418 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
419 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
420 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
423 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
425 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
426 SSE based conditional moves on LTGT/UNEQ conditions;
427 Canonicalize EQ to NE.
428 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
429 (sse_mov?fcc_ne): New.
431 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
433 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
435 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
436 register may be dead.
438 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
440 * Makefile.in (hash.o): Depend on CONFIG_H.
442 2001-03-15 Mark Mitchell <mark@codesourcery.com>
444 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
446 2001-03-15 Richard Henderson <rth@redhat.com>
448 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
449 (ASM_OUTPUT_DWARF_PCREL): New.
450 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
452 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
454 * cppfiles.c (stack_include_file): Use MAX of sysp.
456 2001-03-15 Steve Ellcey <sje@cup.hp.com>
458 * config.gcc (ia64*-*-hpux*): New case.
459 * config/ia64/hpux.h: New file for HP-UX support.
460 * config/ia64/t-hpux: New file for HP-UX support.
462 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
464 * fixinc/inclhack.def (irix_stdio_va_list): New.
465 * fixinc/fixincl.x: Rebuilt.
467 2001-03-15 Richard Henderson <rth@redhat.com>
469 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
470 if provided by the target.
471 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
472 (dw2_asm_output_addr): New.
473 * dwarf2asm.h (dw2_asm_output_addr): Declare.
474 * dwarf2out.c (output_cfi): Use it for program addresses.
475 (output_call_frame_info, output_die): Likewise.
476 (output_aranges, output_line_info): Likewise.
478 2001-03-15 Bruce Korb <bkorb@gnu.org>
480 * gcc.c(main): make more rigorous
481 * collect2.c(main): guard against ignoring SIGCHLD
482 * protoize.c(main): ditto
483 * gcc/fixinc/fixincl.c(initialize): ditto
485 2001-03-15 Mark Mitchell <mark@codesourcery.com>
487 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
488 (sdbout_parms): Likewise.
490 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
492 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
493 "widen" a destination that is already wider than a word. Also do
494 not widen if LOAD_EXTEND_OP is NIL for the given mode.
496 2001-03-15 Bernd Schmidt <bernds@redhat.com>
498 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
500 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
502 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
504 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
506 * i960.h (i960_maxbitalignment,
507 i960_last_maxbitalignment): Declare.
508 * i960.c (i960_maxbitalignment,
509 i960_last_maxbitalignment): Make global.
510 (process_pragma): Delete.
511 (i960_pr_align, i960_pr_noalign): Move from here ...
512 * i960-c.c: ... to this new file.
513 * t-960bare (i960-c.o): New rule.
514 * t-vxworks960 (i960-c.o): Likewise.
515 * config.gcc (i960-*-*): Define c_target_objs and
518 2001-03-15 Bernd Schmidt <bernds@redhat.com>
520 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
521 without adding in rtx code and mode.
523 * alias.c (init_alias_analysis): Don't use any rtx whose value
524 varies as a known value.
525 Delete a superfluous test.
527 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
529 (ia64_sched_reorder): Call maybe_rotate; also rotate after
530 scheduling a stop bit.
531 (ia64_emit_nops): Correctly handle ASMs.
533 2001-03-15 Mark Mitchell <mark@codesourcery.com>
535 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
537 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
539 * cpp.texi: Update documentation for -include and -imacros.
540 * cppfiles.c (struct include_file): Remove "defined" memeber.
541 (find_or_create_entry): Make a copy of the file name, and
543 (open_file): Update to ensure we use the simplified filename.
544 (stack_include_file): Don't set search_from.
545 (cpp_included): Don't simplify the path name here.
546 (find_include_file): New prototype. Call search_from to
547 get the start of the "" include chain. Don't simplify the
549 (_cpp_execute_include): New prototype. Move diagnostics to
550 do_include_common. Update.
551 (_cpp_pop_file_buffer): Don't set defined.
552 (search_from): New prototype. Use the preprocessor's cwd
553 for files included from the command line.
554 (read_name_map): Don't simplify the pathname here.
555 * cpphash.h (enum include_type): New.
556 (struct buffer): Delete search from. New search_cached.
557 (_cpp_execute_include): Update prototype.
558 * cppinit.c (do_includes): Use _cpp_execute_include.
559 * cpplib.c (do_include_common): New function.
560 (do_include, do_include_next, do_import): Use it.
562 2001-03-14 Mark Mitchell <mark@codesourcery.com>
564 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
565 contents of the RTL, to determine the name of the object.
567 2001-03-14 Mark Mitchell <mark@codesourcery.com>
569 * tree.h (DECL_RTL): Allocate RTL lazily.
570 (SET_DECL_RTL): New macro.
571 (DECL_RTL_SET_P): Likewise.
572 (COPY_DECL_RTL): Likewise.
573 (DECL_RTL_IF_SET): Likewise.
574 * varasm.c (make_decl_rtl): Add assertions about the kind of
575 declaration we are processing.
576 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
577 (start_decl): Likewise.
578 (finish_decl): Likewise.
579 * c-semantics.c (emit_local_var): Likewise.
580 * calls.c (expand_call): Likewise.
581 * dbxout.c (dbxout_symbol): Likewise.
582 * emit-rtl.c (unshare_all_rtl): Likewise.
583 (unshare_all_decls): Likewise.
584 (reset_used_decls): Likewise.
585 * expr.c (store_constructor): Likewise.
586 (safe_from_p): Likewise.
587 (expand_expr): Likewise.
588 * function.c (put_var_into_stack): Likewise.
589 (instantiate_decls_1): Likewise.
590 (assign_parms): Likewise.
591 (expand_function_start): Likewise.
592 (expand_function_end): Likewise.
593 * ggc-common.c (gcc_mark_trees): Likewise.
594 * integrate.c (function_cannot_inline_p): Likewise.
595 (copy_decl_for_inlining): Likewise.
596 (expand_inline_function): Likewise.
597 (integrate_parm_decls): Likewise.
598 (integrate_decl_tree): Likewise.
599 * print-tree.c (print_node): Likewise.
600 * reg-stack.c (stack_result): Likewise.
601 * stmt.c (label_rtx): Likewise.
602 (expand_return): Likewise.
603 (expand_decl): Likewise.
604 (expand_decl_cleanup): Likewise.
605 (expand_anon_union_decl): Likewise.
606 * toplev.c (check_global_declarations): Likewise.
607 (rest_of_decl_compilation): Likewise.
608 * tree.c (simple_cst_equal): Likewise.
609 * objc/objc-act.c (generate_static_references): Likewise.
611 2001-03-14 Zack Weinberg <zackw@stanford.edu>
613 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
614 gcc_AC_C_FLOAT_FORMAT): New macros.
615 * configure.in: Add AC_PROG_CPP after CC tests;
616 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
617 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
618 * configure, config.in: Regenerate.
620 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
621 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
622 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
623 config/i370/xm-linux.h, config/i370/xm-oe.h,
624 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
625 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
626 config/pa/xm-linux.h, config/pa/xm-pa.h,
627 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
628 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
629 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
630 config/we32k/xm-we32k.h: Delete.
632 * config/i370/xm-mvs.h, config/m88k/m88k.h,
633 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
634 config/vax/xm-vms.h: Don't define any of:
635 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
637 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
639 * config.gcc: Remove references to deleted files.
640 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
641 FATAL_EXIT_CODE, which is the same between oe and mvs).
643 2001-03-14 DJ Delorie <dj@redhat.com>
644 Vladimir Makarov <vmakarov@redhat.com>
646 * config/i960/i960.c (i960_function_prologue): Compute size of
647 frame according to number of registers actually saved there.
649 2001-03-14 Richard Henderson <rth@redhat.com>
651 * expr.c (emit_move_insn_1): Fix else if around #endif.
653 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
656 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
659 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
661 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
662 (override_options): Parse cmodel string.
663 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
664 * i386.h (TARGET_OPTIONS): Add "cmodel".
665 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
667 (ix86_cmodel_string, ix86_cmodel): Declare.
669 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
672 * i386.h (GENERAL_REG_P): Add missing REG_P.
674 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
676 * configure.in: Use $gcc_cv_as instead of $as.
677 * configure: Regenerated.
679 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
681 * cppfiles.c (stack_include_file): Only increase the include
682 count if we actually process the file properly, as opposed
683 to treating it as length zero. Only call read_include_file
684 if not DO_NOT_REREAD. Handle the -H include file output
686 (read_include_file): Remove now redundant DO_NOT_REREAD check.
687 (cpp_included, find_include_file): Simplify pathnames after
688 remapping them. If remapping, don't use the remapped file
689 name's buffer as our scratch buffer.
690 (cpp_pop_file_buffer): Replace the multiple include macro
691 only if it isn't yet set.
692 (read_name_map): Simplify remapped names when reading in.
693 (remap_filename): Move code to code path that uses it.
694 (_cpp_simplify_pathname): Return the input pointer.
695 * cpphash.h (_cpp_simplify_pathname): Update prototype.
697 2001-03-14 Mark Mitchell <mark@codesourcery.com>
699 * expr.c (expand_expr): Revove bogus conditional.
701 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
703 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
705 2001-03-14 Jakub Jelinek <jakub@redhat.com>
707 * reg-stack.c (stack_result): Unconditionally use
708 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
710 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
712 * expr.c (emit_move_insn_1): Split push of complex value when
713 no suitable push instruction exist.
715 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
718 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
720 * alias.c (handled_component_p, can_address_p): New functions.
721 (get_alias_set): Use them.
723 2001-03-13 Jim Wilson <wilson@redhat.com>
725 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
726 from 80 in try_locals code.
727 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
729 2001-03-13 Zack Weinberg <zackw@stanford.edu>
731 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
732 gcc_AC_C_LONG_LONG): New.
733 * configure.in: Use them. Probe the size of short, int, long,
734 and long long/__int64 if we have them. Move all the AC_C_*
735 checks together, except gcc_AC_C_CHAR_BIT which has to go
736 after AC_CHECK_HEADERS(limits.h).
737 Take hwint.h out of host_xm_file and build_xm_file.
739 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
740 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
741 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
742 Move the HOST_WIDEST_INT setup logic here from system.h.
743 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
745 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
746 is now handled by hwint.h.
748 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
749 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
750 config/ia64/xm-ia64.h: Don't define any of:
751 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
752 HOST_BITS_PER_LONGLONG.
754 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
755 config/h8300/xm-h8300.h, config/mips/iris6.h,
756 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
757 config/sparc/xm-sp64.h: Delete.
758 * config.gcc: Remove references to deleted files.
760 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
761 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
762 * config/i370/xm-linux.h: Clarify floating-point situation in
765 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
767 * cppfiles.c (NO_INCLUDE_PATH): New macro.
768 (find_include_file): Decide here which part of the include
769 chain to start the search. Complain about an empty include
770 chain in all cases apart from an abolsute file name.
771 (_cpp_execute_include): Don't choose the search chain here.
772 Don't call handle_missing_include in the case of an empty
774 (_cpp_compare_file_date): Don't choose the search chain here.
775 * cpplib.c (do_include_next): Move the in-main-file diagnostic
776 here from _cpp_execute_include. Behave like #include if
777 we're in the main file.
779 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
781 * system.h (malloc, realloc, calloc, strdup): Only poison these
782 tokens when IN_GCC is defined.
784 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
786 * i386.md (abs?f expander): Support SSE case.
787 (abd?f_if): Add new "USE"; add splitters.
789 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
791 * cpp.texi (poison): Explain the macro expansion exception.
793 2001-03-13 Jakub Jelinek <jakub@redhat.com>
795 * expr.c (store_expr): Add dont_store_target. If temp is already in
796 target before copying to reg, don't store it into target again.
798 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
800 * cppinternals.texi: Update for file handling.
802 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
804 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
805 2001-02-24 which broke building the Java library.
806 * function.c (identify_blocks): Likewise.
807 (all_blocks): Likewise.
808 * integrate.c (integrate_decl_tree): Likewise.
809 * print-tree.c (print_node): Likewise.
810 * tree.h (BLOCK_NUMBER): Likewise.
811 (struct tree_block): Likewise.
813 2001-03-12 David Edelsohn <edelsohn@gnu.org>
815 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
816 __WCHAR_TYPE__ definition.
817 (WCHAR_TYPE_SIZE): #undef before #define.
819 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
821 * cppfiles.c: Update comments.
822 (destroy_include_file_node): Rename destroy_node.
823 (find_or_create_entry): New function.
824 (open_file, _cpp_fake_include): Use it.
825 (handle_missing_header): New function, broken out of
826 _cpp_execute include. Don't segfault if there is no
827 system or quoted path.
828 (_cpp_execute_include): Use handle_missing_header.
830 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
832 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
833 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
835 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
837 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
838 unless anti_dependence says they are.
839 * alias.c (objects_must_conflict): If neither has a type specified,
842 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
843 David Billinghurst <David.Billinghurst@riotinto.com>
845 * config/mips/iris5.h: Change WCHAR_TYPE to int.
847 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
849 * i386.md (trunctfdf2_2): Rename missnamed pattern.
850 (*_one_bit): Remove type on the match_operand in attributes.
852 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
854 * i386.c: Commit forgotten hunk in previous patch.
855 (regclass_map): Add extended registers.
856 (dbx_register_map): Add missing frame register.
858 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
860 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
862 * i386.md (x86_sahf_1): Disable for 64bit.
863 (popsi*, pophi*): Likewise.
864 (pushqi, pushhi): Likewise.
865 (movdi, pushdi): Likewise.
866 (zero extend DImode splitter): Likewise.
867 (adddi, minusdi splitter): Likewise.
868 (umulsidi): Likewise.
870 (mulsidi): Disable for 64bit
871 (lshift:DI/ashift:DI): Disable for 64bit.
872 (loop patterns): Likewise.
873 (call_pop, call_value_pop expanders and patterns): Likewise.
874 (prologue_get_pc): Likewise.
876 (fcmovDI pattern and splitter): Likewise.
877 (movdfcc_1_rex64): New.
879 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
881 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
882 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
883 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
884 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
885 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
886 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
887 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
888 (PUSH_ROUNDING): x86_64 rounds to 64bits.
889 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
890 (REGPARM_MAX): Set to 6 for x86_64.
891 (SSE_REGPARM_MAX): Set to 16 for x86_64.
892 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
895 * (patterns that does use upper halves): Update constraints
896 'q' to 'Q' and 'r' to 'R'.
897 (cmpqi_ext_1): Disable for 64bit.
898 (cmpqi_ext_3_insn): Likewise.
899 (movqi_extzv_1): Likewsie.
900 (addqi_ext_1): Liekwsie
901 (testqi_ext_1): Liekwsie
902 (andqi_ext_1): Liekwsie
903 (xorqi_ext_1): Liekwsie
904 (cmpqi_ext_1_rex64): New.
905 (cmpqi_ext_3_insn_rex64): Likewise.
906 (movqi_extzv_1_rex64): Likewsie.
907 (addqi_ext_1_rex64): Liekwsie
908 (testqi_ext_1_rex64): Liekwsie
909 (andqi_ext_1_rex64): Liekwsie
910 (xorqi_ext_1_rex64): Liekwsie
912 2001-03-11 Zack Weinberg <zackw@stanford.edu>
914 * configure.in: Move check for unsigned enumerated bitfields
915 to macro in aclocal.m4. Disable it for now.
916 * configure, config.in: Regenerate.
917 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
918 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
919 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
920 kind above its first use.
922 * config/xm-interix.h, config/alpha/xm-alpha.h,
923 config/i370/xm-linux.h, config/i386/xm-beos.h,
924 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
925 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
926 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
927 Don't define ONLY_INT_FIELDS under any circumstances.
929 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
931 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
932 config/sparc/xm-sysv4.h: Delete - now identical with some
934 * config.gcc (hppa targets): Replace xm-pahpux.h and
935 xm-papro.h with implicit xm-pa.h.
936 (sparc targets): Replace xm-sysv4.h with implicit or explicit
939 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
941 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
942 before reload_cse_noop_set_p.
944 2001-03-11 Zack Weinberg <zackw@stanford.edu>
946 * config.gcc: Where xm-host.h used to include another
947 xm-host.h, list the nested header directly in xm_file. Remove
948 references to deleted files. Can now use sparc/xm-sp64.h for
951 * config/xm-linux.h, config/arm/xm-linux.h,
952 config/i386/xm-dos.h, config/i386/xm-gnu.h,
953 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
954 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
955 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
956 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
959 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
960 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
961 bother to wrap #undef in #ifdef.
962 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
963 Don't include xm-linux.h.
964 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
966 * configure.in: Wrap regexps using [] in changequote block.
967 Use expr : not echo | grep. Simplify regexps.
968 * configure: Regenerate.
970 56 xm-files remain, 22 xm-arch.
972 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
974 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
975 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
976 (local_index, local_rindex): Delete, use strchr/strrchr instead.
977 (copy_object): Fix format specifier vs argument mismatch.
979 * mips-tdump.c: Make local functions static.
980 (rindex): Don't #undef.
981 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
982 (fatal, fancy_abort): Delete.
983 (read_seek): Avoid signed/unsigned compare.
985 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
987 * combine.c (try_combine): Fix error in change to try original
989 (gen_rtx_combine): Do same as gen_rtx for now.
991 2001-03-11 Zack Weinberg <zackw@stanford.edu>
993 * configure.in: AC_SUBST xm_defines.
994 * configure: Regenerate.
995 * Makefile.in: Set DEFINES=$(xm_defines) when building
998 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1000 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
1001 (cpp_included, find_include_file): Update.
1002 (_cpp_compare_file_date): Make else unconditional.
1004 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
1006 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
1008 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1010 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
1011 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
1013 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
1015 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
1016 if it's a record type.
1018 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
1020 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
1021 mingw includes slightly.
1023 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1025 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
1026 #undef token before poisoning it.
1028 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1030 * alpha.c (check_float_value): Use memcpy, not bcopy.
1032 * m32r.c (m32r_sched_reorder): Likewise.
1034 * vax.c (check_float_value): Likewise.
1036 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1038 * toplev.c (file_name_nondirectory): Remove.
1039 * toplev.h: Similarly.
1040 * dwarf2out.c (compute_section_prefix): Use lbasename instead
1041 of file_name_nondirectory.
1043 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1045 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
1046 * mips-tfile.c: Don't #undef rindex; not used.
1048 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
1050 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
1051 (dbx64_register_map): Declare.
1052 (RETURN_ADDR_RTX): Fix for 64bit.
1053 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
1054 (INCOMING_FRAME_SP_OFFSET): Set to 8.
1055 * i386.c (dbx64_register_map): New global array.
1056 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
1057 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
1060 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1062 * cppfiles.c (search_from): Use lbasename.
1063 * mkdeps.c (deps_add_default_target): Use lbasename.
1065 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1067 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
1068 xcalloc in lieu of malloc, realloc & calloc.
1070 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
1072 * gengenrtl.c (xmalloc): Likewise.
1074 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
1075 really_call_* memory allocation routines.
1077 * stmt.c (check_for_full_enumeration_handling): Use
1078 really_call_calloc, not calloc.
1080 * system.h (really_call_malloc, really_call_calloc,
1081 really_call_realloc): Define.
1082 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
1084 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
1086 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
1088 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
1090 * configure: Rebuilt.
1091 * configure.in: Only use `lang_requires' for languages athat are
1094 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
1096 * invoke.texi: Fix typo.
1097 * gcc.1: Regenerate.
1099 2001-03-09 Zack Weinberg <zackw@stanford.edu>
1101 * configure.in: Prune nonexistent files from build_xm_file,
1102 xm_file, and host_xm_file lists. Warn unless they're
1104 Don't generate *config.h here.
1105 AC_SUBST all variables needed to generate *config.h.
1106 * configure: Regenerate.
1107 * mkconfig.sh: New helper script, from code removed from
1109 * Makefile.in: Zap all MALLOC variables - no longer used
1110 anywhere, and malloc.c doesn't exist.
1111 Substitute in variables needed to generate *config.h.
1112 Stop lying about the dependencies contained in CONFIG_H and
1114 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
1115 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
1116 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
1117 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
1118 $(TM_P_H), etc. as appropriate.
1120 * config.gcc: Zap references to deleted files.
1121 * ggc-none.c: Don't include rtl.h or tm_p.h.
1123 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
1124 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
1125 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
1126 config/i386/xm-linux.h, config/i386/xm-linux.h,
1127 config/i386/xm-next.h, config/i386/xm-openbsd.h,
1128 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
1129 Don't include i386/xm-i386.h.
1131 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
1132 config/i386/xm-i386.h, config/i860/xm-i860.h,
1133 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
1134 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1135 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
1136 Delete (empty except comments, #includes of other deleted
1137 files, and macros used nowhere).
1139 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
1141 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
1142 independent on TARGET_FLAGS.
1144 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
1146 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
1148 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
1150 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
1152 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
1153 LAST_REX_SSE_REG): define.
1154 (enum reg_class): Add 'LEGACY_REGS'
1155 (REG_CLASS_CONTENTS): Likewise; add extended registers.
1156 (SSE_REGNO_P): Recognize extended registers.
1157 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
1158 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
1159 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
1160 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
1161 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
1162 REG_OK_FOR_STRREG_P): Remove.
1163 (HI_REGISTER_NAMES): Add extended registers.
1164 (ADDITIONAL_REGISTER_NAMES): Likewise.
1165 (QI_REGISTER_NAMES): Add 8bit extended registers.
1166 (DEBUG_REG): Support extended registers.
1167 * i386.c (regclass_map): Add extended registers.
1168 (dbx_register-map): Likewise.
1169 (svr4_dbx_register_map): Likewise.
1170 (print_reg): Support extended registers.
1171 (print_operand): Support 64bit operands.
1173 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
1175 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
1176 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1177 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
1178 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
1179 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
1180 STACK_BOUNDARY): Set properly for 64bits.
1181 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
1182 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
1183 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
1184 (MOVE_MAX): Set to 16.
1185 (MOVE_MAX_PIECES): 8 for 64bit.
1186 (Pmode): Set to SImode.
1188 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
1190 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
1192 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
1194 * i386.h (mask_64bit): New constant.
1195 (target_64bit): New macro.
1196 (target_options): Add '64'/'32'
1197 (target_default): Define.
1198 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
1199 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
1200 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
1202 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
1204 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1206 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
1208 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1209 LO_SUM unless for_alias is set.
1211 2001-03-08 Stan Shebs <shebs@apple.com>
1213 * objc/objc-act.c: Fix old typos in comments, add comments for
1215 (hash_init): Fix file name in error message.
1216 (hash_enter): Ditto.
1217 (hash_add_attr): Ditto.
1218 (continue_class): Ditto.
1220 2001-03-08 Bruce Korb <bkorb@gnu.org>
1222 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1223 wait4() can receive the signal.
1225 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1227 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1229 * fixinc/fixincl.x: Regenerate.
1231 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1233 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1235 * fixinc/fixincl.x: Regenerate.
1237 2001-03-08 Richard Henderson <rth@redhat.com>
1239 * configure.in (HAVE_AS_LEB128): New assembler check.
1240 * configure, config.in: Rebuilt.
1242 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
1244 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
1247 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1249 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
1250 references to the MAXPATHLEN macro.
1252 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
1253 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
1256 * config/i386/xm-gnu.h, config/xm-gnu.h,
1257 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
1258 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
1259 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
1260 and/or unused files.
1262 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
1263 doing so in various xm-*.h files.
1265 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1267 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1269 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1271 * configure.in (enable_shared): Support per-package shared-library
1273 * configure: Rebuilt.
1275 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1277 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1278 for crnot. Set operands[5] in splitter.
1280 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1282 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
1283 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
1284 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
1285 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
1286 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
1287 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
1288 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
1291 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
1292 config/i370/xm-i370.h, config/i386/xm-dgux.h,
1293 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
1294 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
1295 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
1296 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
1297 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
1298 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
1299 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
1300 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
1301 Delete unused and/or empty files.
1303 * config.gcc: Define USG in xm_defines as appropriate. Define
1304 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
1305 macro. Remove deleted xm-* files from $xm_files variable.
1307 2001-03-07 Tom Tromey <tromey@redhat.com>
1309 * configure: Rebuilt.
1310 * configure.in: Allow config-lang.in to set `lang_requires' to list
1311 of other required languages.
1313 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
1315 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
1317 (output_prologue): Use xmalloc not oballoc.
1318 (output_epilog): Free a29k_first_epilogue_insn when finished.
1319 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
1321 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
1323 * builtins.c (expand_builtin_mathfn): Check
1324 flag_unsafe_math_optimizations, not flag_fast_math.
1325 (expand_builtin): Likewise
1326 * combine.c (combine_simplify_rtx): Likewise.
1327 (simplify_if_then_else): Likewise.
1328 * cse.c (fold_rtx): Likewise.
1329 * flags.h: Remove flag_fast_math. Add
1330 flag_unsafe_math_optimizations and flag_trapping_math.
1331 * fold-const.c (negate_expr): Check
1332 flag_unsafe_math_optimizations, not flag_fast_math.
1333 (invert_truthvalue): Likewise.
1334 (fold): Likewise. Before associating operands, check that
1335 code == MULT_EXPR, not code != MULT_EXPR.
1336 * ifcvt.c (noce_try_minmax): Check
1337 flag_unsafe_math_optimizations, not flag_fast_math.
1338 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
1339 * invoke.texi: Document -funsafe-math-optimizations and
1340 -fno-trapping-math. Change documentation for -ffast-math.
1341 * jump.c (reversed_comparison_code_parts): Likewise.
1342 (rtx_equal_for_thread_p): Likewise.
1343 * optabs.c (emit_conditional_move): Likewise.
1344 * simplify-rtx.c (simplify_binary_operation): Likewise.
1345 (simplify_relational_operation): Likewise.
1346 (simplify_ternary_operation): Likewise.
1347 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1348 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1349 Add trapping-math and unsafe-math-optimizations entries to f_options.
1350 (set_fast_math_flags): New, sets flags for -ffast-math.
1351 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1352 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1353 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1355 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1356 (alpha_emit_conditional_move): Initialize local_fast_math to
1357 flag_unsafe_math_optimizations, not flat_fast_math.
1358 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1359 instead of setting flag_fast_math to 1.
1360 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1362 * config/i386/i386.c (override_options): Likewise
1363 * config/i386/i386.md: Likewise.
1364 * config/m68k/m68k.md: Likewise.
1365 * config/mips/mips.md: Likewise.
1366 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1367 (rs6000_generate_compare): Likewise.
1369 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1371 * Makefile.in: Set RANLIB to @RANLIB@.
1374 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1376 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1377 * fixinc/fixincl.x: Regenerated.
1379 2001-03-07 Richard Henderson <rth@redhat.com>
1381 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1383 2001-03-07 Richard Henderson <rth@redhat.com>
1385 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1386 of block notes and exception handling notes.
1388 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1389 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1390 (compile_file): ... here.
1392 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1394 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1396 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1397 config.h now. Include libiberty.h to handle alloca.
1399 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1401 * c-parse.in (yylexname): New function, split out of _yylex.
1402 (objc_rid_sans_at): New table.
1403 (init_reswords): Initialize it.
1404 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1405 retrieving the next token and checking it for significance as
1406 an ObjC keyword or string constant.
1408 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1409 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1411 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1414 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1416 * config/m68k/m68k.c (const_uint32_operand): Accept any
1417 const_int on a 32-bit host.
1419 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1421 * objc/objc-act.c (init_objc): Set save_lang_status,
1422 restore_lang_status, and mark_lang_status.
1424 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1426 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1428 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1430 * cppinternals.texi: Update.
1432 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1434 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1435 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1436 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1437 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1438 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1439 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1440 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1441 config/i386/xm-i386.h, config/i860/xm-i860.h,
1442 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1443 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1444 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1445 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1446 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1447 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1448 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1449 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1450 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1451 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1452 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1453 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1454 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1455 match the defaults provided in hwint.h.
1457 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1458 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1460 * config.gcc (xm_file): Don't set to files which are deleted.
1462 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1463 guard this file against these macros being undefined.
1465 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1467 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1468 and DECL_DEFER_OUTPUT on the decl we create, before calling
1469 rest_of_decl_compilation.
1471 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1473 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1475 * configure, config.in: Regenerate.
1476 * config.gcc: Remove references to deleted files.
1478 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1479 genrecog.c, rtl.c: Do not use alloca anywhere.
1481 * Makefile.in, build-make, system.h, config/x-interix,
1482 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1483 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1484 config/arc/xm-arc.h, config/arm/xm-arm.h,
1485 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1486 config/h8300/xm-h8300.h, config/i370/x-oe,
1487 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1488 config/i386/x-ncr3000, config/i386/x-sco5,
1489 config/i386/xm-dgux.h, config/i860/x-sysv4,
1490 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1491 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1492 config/m68k/x-hp320g, config/m69k/x-mot3300,
1493 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1494 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1495 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1496 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1497 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1498 config/mips/x-iris, config/mips/x-iris3,
1499 config/mips/x-sni-svr4, config/mips/x-sysv,
1500 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1501 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1502 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1503 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1504 config/pa/xm-papro.h, config/romp/xm-romp.h,
1505 config/rs6000/x-aix31, config/rs6000/x-aix41,
1506 config/rs6000/x-beos, config/rs6000/x-lynx,
1507 config/rs6000/x-mach, config/rs6000/x-rs6000,
1508 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1509 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1510 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1511 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1512 config/vax/xm-vms.h: Eradicate all references to alloca and
1515 * config/xm-alloca.h, config/clipper/x-clix,
1516 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1517 config/i860/x-sysv3, config/m88k/x-sysv3,
1518 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1519 (contained only alloca related hacks).
1521 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1524 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1526 * invoke.texi: Document __FAST_MATH__.
1528 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1530 * crtstuff.c: Restore include of auto-host.h.
1532 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1534 Put main() in a separate file, so that the language
1535 front-end can use a different main().
1538 * toplev.c: (main): Rename as toplev_main.
1539 * toplev.h: Declare toplev_main.
1540 * Makefile.in (OBJS): add toplev.o.
1541 (BACKEND): remove toplev.o, add main.o.
1543 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1545 * cppfiles.c (search_from): Special case the empty string.
1547 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1549 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1550 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1551 strlen or strcpy; we already know the length.
1552 (_cpp_compare_file_date): Similarly.
1553 * cpphash.h (struct cpp_reader): Delete done_initialising.
1554 (CPP_PREV_BUFFER): Delete.
1555 * cppinit.c (cpp_start_read): Don't set done_initialising.
1556 * cpplex.c (parse_string): Guarantee null-termination.
1557 (_cpp_equiv_toklists): Remove.
1558 * cpplib.c (glue_header_name): Null-terminate.
1559 (do_line): Don't leak memory.
1560 * cpplib.h (BT_WEAK): Delete.
1561 * cppmain.c (cb_ident): Strings are now null-terminated.
1563 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1565 * gcc.c (convert_filename): Append executable suffix
1566 if NO_AUTO_EXE_SUFFIX is not defined.
1567 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1568 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1570 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1572 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1573 * c-parse.gperf, c-gperf.h: Delete.
1574 (c-gperf.h was accidently re-added to the CVS repo in the rev
1575 1.16 commit by tromey)
1577 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1579 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1580 macro arguments when looking for the '('.
1581 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1582 2 when really parsing arguments; 1 when looking for '('.
1583 Always restore the lexer position.
1585 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1587 * longlong.h (umul_ppmm): Don't use a multiline string.
1589 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1591 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1592 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1593 t_bool in declaration because pcc can't combine volatile with typedef
1596 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1598 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1599 until when it is really needed.
1600 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1601 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1602 * i386.md (float?i?f splitter): Don't force source operand to memory
1604 (sse_movdfcc): Fix constraint.
1605 (sse_movdfcc splitter): Handle properly the second alternative.
1607 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1609 * cpplex.c (parse_string): Unconditionally pedwarn.
1611 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1614 * cppexp.c (parse_number): Update.
1615 * cpplex.c (parse_string): Pedwarn if multiline string does not
1616 result from a system header's macro.
1617 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1618 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1619 for function-like macros too.
1620 * c-lex.c (lex_number): Update.
1622 2001-03-03 Richard Henderson <rth@redhat.com>
1624 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1626 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1628 * combine.c (try_combine): If split with mode-changed scratch
1629 register didn't work, try the original mode.
1631 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1633 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1634 * config/c4x/c4x.h: Likewise.
1635 * stor-layout.c (compute_record_mode): Likewise.
1636 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1638 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1640 * configure.in: Kill tm.h. Include the files in the $tm_file
1641 list in all three of config.h, hconfig.h, tconfig.h, after the
1642 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1643 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1644 * configure: Regenerate.
1645 * Makefile.in (clean): Don't delete tm.h.
1647 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1648 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1649 those are not defined, set SEC and FEC to 0 and 1.
1650 * gcc.texi: Update to match.
1652 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1653 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1654 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1655 Include tconfig.h, not tm.h.
1657 * config/xm-lynx.h, config/xm-std32.h,
1658 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1659 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1660 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1661 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1662 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1663 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1664 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1665 config/i386/xm-i386.h, config/i860/xm-i860.h,
1666 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1667 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1668 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1669 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1670 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1671 config/pa/xm-linux.h, config/pa/xm-pa.h,
1672 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1673 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1674 config/pj/xm-pj.h, config/romp/xm-romp.h,
1675 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1676 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1677 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1678 config/v850/xm-v850.h, config/vax/xm-vax.h,
1679 config/we32k/xm-we32k.h:
1681 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1683 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1684 config/i370/xm-oe.h: Don't include tm.h. Don't define
1686 * config/vax/xm-vms.h: Don't include tm.h.
1688 * config/xm-lynx.h, config/avr/xm-avr.h,
1689 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1690 Delete; made empty by above changes.
1691 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1692 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1693 Don't include config/xm-lynx.h or tm.h.
1695 * config/xm-gnu.h: Don't include fcntl.h.
1696 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1698 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1700 2001-03-02 Richard Henderson <rth@redhat.com>
1702 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1703 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1705 2001-03-02 Richard Henderson <rth@redhat.com>
1707 * Makefile.in (OBJS): Add dwarf2asm.o.
1708 * dwarf2asm.c, dwarf2asm.h: New files.
1709 * dwarf2out.c (*): Use them.
1710 (size_of_uleb128, size_of_sleb128): Remove.
1711 (output_uleb128, output_sleb128): Remove.
1712 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1713 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1714 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1715 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1716 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1717 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1718 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1719 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1720 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1721 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1722 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1723 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1724 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1725 (dwarf2out_frame_debug): Remove unused variables.
1726 (output_loc_operands): Don't abort on 8 byte constants if
1727 host integers are wide enough.
1728 (output_symbolic_ref): Remove.
1729 (size_of_die): Don't assume 4 byte host integers.
1730 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1732 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1733 something stupid with HOST_WIDE_INT to long truncation.
1734 [CONST_DOUBLE]: Likewise.
1736 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1737 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1738 * config/arm/unknown-elf.h: Likewise.
1739 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1740 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1741 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1742 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1743 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1744 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1745 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1746 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1747 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1748 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1749 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1750 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1752 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1754 * cselib.c (hash_rtx): Cast enums to unsigned int.
1756 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1758 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1759 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1761 * c-format.c (C_STD_VER): Cast to int for comparisons.
1762 (check_function_format): Cast various enums to int for &.
1763 (maybe_read_dollar_number): Likewise.
1764 (check_format_info): Likewise.
1765 (check_format_info_main): Likewise.
1766 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1767 (safe_from_p): Likewise.
1768 * varasm.c (const_hash): Cast enum to int for %.
1769 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1770 pcc enum problems with < and ++ operators.
1771 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1772 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1773 (regclass_init): Change enum class to int to iterate over reg_classes.
1774 * genrecog.c (merge_trees): Cast enums for comparison.
1775 * rtl.h (GET_CODE): Cast to enum rtx_code.
1776 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1777 (GET_MODE): Cast to enum machine_mode.
1778 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1779 (GET_NOTE_INSN_NAME): Cast enum to int.
1780 * tree.h (TREE_CODE): Cast to enum tree_code.
1781 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1782 * timevar.c (timevar_print): Change loop variable id from enum to
1784 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1785 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1786 * toplev.c (compile_file): Cast enum DFI to int.
1787 (decode_d_option): Likewise.
1789 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1791 * cppinit.c (append_include_chain): Mark "after" include file name list
1792 as a system directory.
1793 * cpp.texi: Document new behavior.
1795 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1797 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1799 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1801 * cppfiles.c (struct include_file): Update.
1802 (stack_include_file): Use search_from.
1803 (cpp_included, find_include_file): Update.
1804 (cpp_execute_include): Update. ptr->name may not be
1805 null terminated. Use the new search_from member variable
1807 (_cpp_compare_file_date): Similarly.
1808 (search_from): New function, similiar to actual_directory.
1809 (actual_directory): Delete.
1810 (remap_filename): Update. loc->name may not be null terminated.
1811 (struct file_name_list): Rename search_path. Update.
1812 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1813 search_from and dir.
1814 (struct cpp_reader): Remove actual_dirs.
1815 * cppinit.c (struct cpp_pending): Update for renamed objects.
1816 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1817 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1818 * cpplib.h (struct cpp_options): Similarly.
1820 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1822 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1823 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1824 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1825 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1826 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1827 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1828 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1829 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1830 config/i370/xm-oe.h, config/i386/xm-aix.h,
1831 config/i386/xm-i386.h, config/i386/xm-osf.h,
1832 config/i860/xm-i860.h, config/i960/xm-i960.h,
1833 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1834 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1835 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1836 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1837 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1838 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1839 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1840 config/pj/xm-pj.h, config/romp/xm-romp.h,
1841 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1842 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1843 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1844 config/v850/xm-v850.h, config/vax/xm-vax.h,
1845 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1846 Do not define TRUE or FALSE.
1848 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1849 empty by above change.
1850 * config.gcc: Remove references to these files.
1852 * configure.in: Detect stdbool.h.
1853 * configure, config.in: Regenerate.
1854 * system.h: Include stddef.h here if available.
1855 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1856 Then set up a sensible boolean type at the very end.
1858 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1859 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1861 * hash.h: Delete 'boolean' typedef and related #undefs.
1863 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1864 all uses of 'boolean' with 'bool'.
1866 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1868 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1869 * cppexp.c (lex): Cast enums for comparison.
1870 * cppinit.c (parse_option): Cast enum for comparison.
1871 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1872 (cpp_output_token): Likewise.
1873 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1874 (cpp_avoid_paste): Cast enums for minus and comparison.
1876 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1878 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
1879 field to all array elements.
1881 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1883 * cpphash.h (struct cpp_reader): Add print_version field.
1884 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1885 just set print_version and other flags as appropriate.
1886 (cpp_post_options): Print version here if print_version is set.
1888 * toplev.c (exit_after_options): New flag.
1889 (independent_decode_option): Don't exit here; just set
1891 (main): Exit after calling lang_hooks.post_options if
1892 exit_after_options is true.
1894 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1895 (merge_include_chains): Adjust comment to match code.
1897 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1899 * stringpool.c (set_identifier): New function.
1900 * tree.h: Prototype it.
1902 * c-parse.in: Kill D_YES. If compiled for objc, call
1903 save_and_forget_protocol_qualifiers from init_reswords.
1904 * objc/objc-act.c (remember_protocol_qualifiers,
1905 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1906 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1908 (save_and_forget_protocol_qualifiers): New function.
1909 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1911 2001-03-01 Diego Novillo <dnovillo@redhat.com>
1913 * c-semantics.c (prune_unused_decls): Return error_mark_node
1914 instead of (tree) 1 to stop traversing the tree chain.
1916 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1918 Fix a problem introduced by Kenner's Feb 18 change.
1919 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
1920 flag_cse_skip_blocks only temporarily, not for ever.
1922 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
1924 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1925 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1927 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1928 before determining its register class.
1930 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1932 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1933 from reg 4 if current_function_calls_setjmp.
1934 (gen_nop_type): New function.
1935 (ia64_emit_nops): New function.
1936 (ia64_reorg): Call it.
1937 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1939 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1940 code not to try to optimize adds with anything but a REG destination.
1942 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1943 (INSN_PRIORITY_KNOWN): New accessor macro.
1944 * haifa-sched.c (priority): Use it instead of testing priority against
1947 2001-02-28 DJ Delorie <dj@redhat.com>
1949 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
1950 since that doesn't work the way gcc wants on a generic m68k.
1952 2001-02-28 Richard Henderson <rth@redhat.com>
1954 * caller-save.c (save_call_clobbered_regs): Fix typo in
1955 comparison last change.
1957 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
1959 * i386.c (pentium4_cost): New.
1960 (m_PENT4): New macro.
1961 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
1962 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
1963 x86_integer_DFmode_moves, x86_partial_reg_dependency,
1964 x86_memory_mismatch_stall): Add Pentium4
1965 (x86_use_q_reg, x86_use_any_reg): Kill.
1966 (override_options): Add pentium4.
1967 (incdec_operand): Return 0 for pentium4.
1968 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
1969 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
1970 (TARGET_PENTIUM4): Define.
1971 (enum processor_type): Add PROCESSOR_PENTIUM4.
1972 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
1973 * i386.md (attribute "cpu"): Add pentium4.
1974 * invoke.texi (march): Add pentium4.
1976 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
1978 * i386.md (sse_mov?fcc*): New patterns and splitters.
1979 * i386.c (ix86_expand_movcc): Work post-reload; recognize
1980 the SSE based conditional moves.
1982 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
1984 * i386.md (attribute mode): Add "TI".
1985 (movsf_1): Add pxor support; remove constant propagation splitter.
1986 (movdf_integer): Likewise.
1987 (movdf_nointeger): Likewise.
1988 (movxf constant prop splitter): Handle all modes; update for SSE.
1989 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
1990 * i386.c (standard_80387_constant_p): Rewrite.
1991 (standard_sse_constant_p): New.
1992 * i386-protos.h (standard_sse_constant_p): New.
1994 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
1996 * i386.md (sse_setccsf, sse_setccdf): New.
1997 (sse_cmp* patterns): Use '%D' instead of outputtting condition
1999 * i386.c (sse_comparison_operator): Accept the supported unordered
2000 comparses; be ready for fast_math.
2001 (print_operand): Support 'D'.
2003 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
2005 * jump.c (reversed_comparison_code): Kill.
2007 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
2009 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
2012 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
2014 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
2015 add missing '%' in constraints.
2017 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
2019 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
2020 for HOST_BITS_PER_WIDE_INT == 32 too.
2022 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
2024 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
2026 (insert_save, insert_restore): New parameter save_mode.
2027 (init_caller_save): Update initialization of reg_save_code
2028 and reg_restore_code.
2029 (save_call_clobbered_regs): Compute save_modes and update calls to
2030 reg_save_code and reg_restore_code.
2031 (insert_restore): Unsignetize numbers; use save_modes to choose mode
2032 of spill; update use of reg_restore_code.
2033 (insert_save): Likewise.
2034 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2035 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2036 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
2038 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2040 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
2041 noce_try_store_flag_inc, noce_try_store_flag_mask,
2042 noce_try_cmove_arith):
2043 Use reversed_comparison_code instead of reverse_comparison and
2044 can_reverse_comparison_p.
2046 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
2048 * jump.c (reversed_comparison_code_parts): Allow reversal of
2049 unordered compares in -ffast-math mode; reverse ordered compares
2050 for FP even w/o -ffast-math.
2052 2001-02-27 Richard Henderson <rth@redhat.com>
2054 * print-rtl.c (print_rtx) [i]: Don't print field five on
2055 NOTEs other than NOTE_INSN_DELETED_LABEL.
2057 2001-02-27 Zack Weinberg <zackw@stanford.edu>
2059 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
2060 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
2062 2001-02-27 Diego Novillo <dnovillo@redhat.com>
2064 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
2065 even if walk_subtrees is 0.
2066 * c-semantics.c (prune_unused_decls): Return a non-null value to
2067 stop traversing the tree chain.
2069 2001-02-27 DJ Delorie <dj@redhat.com>
2071 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
2072 register, *then* define it as the new CFA.
2074 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
2076 * pa.c (override_options): Promote -fpic to -fPIC.
2077 (legitimize_pic_address): Simplify due to removal of
2078 small PIC as a code generation option.
2079 (secondary_reload_class): Similarly.
2080 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
2081 (PRINT_OPERAND_ADDRESS): Similarly.
2082 * pa.md (various patterns): Similarly.
2083 (small pic lo_sum pattern): Remove.
2085 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
2088 * md.texi (min, max): Document
2090 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
2092 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
2093 TARGET_PARTIAL_REG_DEPENDENCY.
2094 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
2096 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
2098 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
2100 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
2102 * mips.c (mips_make_temp_file): Fix thinko in last change.
2104 2001-02-26 Jason Eckhardt <jle@redhat.com>
2106 * combine.c (known_cond): Do not reverse the condition when
2107 SMAX/UMAX is being considered and the condition is for equality
2110 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
2112 2001-02-26 Philip Blundell <philb@gnu.org>
2114 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
2116 * config/arm/linux-elf.h: Remove historical relics related to
2117 above configurations.
2118 * config/arm/linux-oldld.h: Delete.
2119 * config/arm/linux-elf26.h: Delete.
2121 2001-02-26 Jason Merrill <jason@redhat.com>
2123 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
2125 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
2126 recognize a tentative definition. Lose obsolete code.
2128 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
2129 variables unless necessary, either.
2131 2001-02-25 Richard Henderson <rth@redhat.com>
2133 * ifcvt.c (struct noce_if_info): Add test_bb.
2134 (noce_get_alt_condition): New.
2135 (noce_try_minmax, noce_try_abs): New.
2136 (noce_operand_ok): New.
2137 (noce_process_if_block): Use them.
2138 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
2140 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
2142 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
2145 2001-02-25 Zack Weinberg <zackw@stanford.edu>
2147 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
2148 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
2150 (mips_asm_file_end): Free temp_filename here.
2152 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2154 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
2155 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
2157 * config/i386/i386.md (movstrsi): Handle FAIL case.
2159 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
2161 * cppinit.c (builtin_array): Update.
2162 (init_builtins): Flag builtins to warn if redefined or
2163 undefined. Define __GXX_WEAK as a normal macro.
2164 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
2165 * cpplib.h (NODE_WARN): New flag.
2166 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
2167 Handle __STDC__ as a builtin only on Solaris.
2168 (warn_of_redefinition): Renamed from check_macro_definition.
2169 Reverse sense of test. Always warn if NODE_WARN.
2170 (_cpp_create_definition): Use warn_of_redefinition. Flag
2171 any macro beginning with "__STDC_" to require a mandatory
2172 warning if redefined or undefined.
2174 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2176 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
2177 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
2178 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
2179 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
2180 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
2181 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
2182 Don't define any of:
2183 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
2184 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
2185 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
2186 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
2187 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
2189 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
2190 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
2193 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
2194 Delete now-empty file.
2196 * alpha/vms.h: Define NEED_ATEXIT here...
2197 * alpha/xm-vms.h: ...not here.
2199 * i386/cygwin.h: Don't define PARAMS.
2200 * mips/mips.c: Don't prototype mktemp. Don't define
2201 P_tmpdir. Use make_temp_file to create temporary files.
2202 Don't be clever and delete temporary files early.
2203 * config.gcc: Drop references to deleted files. Don't define
2205 * gcc.texi: Don't mention USE_PROTOTYPES.
2207 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2209 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
2210 (ix86_set_move_mem_attrs_1): Likewise.
2211 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
2212 * config/i386/i386.md (movstrsi): Call it.
2214 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2216 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
2217 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
2218 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
2219 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
2221 (i750a-*-*): Error here if hosting on i750a.
2222 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
2224 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
2225 Remove (empty modulo comments).
2227 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
2228 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
2229 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
2230 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
2231 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
2232 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
2234 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
2235 Remove reference to winnt.h in comment.
2236 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
2238 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2240 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
2241 used to set another biv.
2243 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2245 * tree.h (BLOCK_DEAD): New macro.
2246 (struct tree_block): New flag, dead_flag.
2247 * print-tree.c (print_node, case 'b'): Print missing fields.
2248 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
2249 * function.c (identify_blocks): Enable test for misplaced notes.
2250 (all_blocks): Skip BLOCK_DEAD blocks.
2251 * integrate.c (integrate_decl_tree): Likewise.
2253 * errors.c (internal_error, trim_filename): New functions.
2254 (fancy_abort): Call internal_error.
2255 * errors.h (internal_error, trim_filename): New declarations.
2257 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
2259 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
2261 (EXTRA_CONSTRAINT): Formatting changes.
2263 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2265 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
2267 2001-02-23 Per Bothner <per@bothner.com>
2269 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
2270 so they can be called from java/jvspec.c.
2271 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2273 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2275 * i386.c (ix86_frame): New structure.
2276 (ix86_compute_frame_size): Kill.
2277 (ix86_compute_frame_layout): New.
2278 (ix86_save_reg): New.
2279 (ix86_can_use_return_insn_p): Use frame layout stuff.
2280 (ix86_expand_prologue): Likewise.
2281 (ix86_expand_epilogue): Likewise.
2282 (ix86_initial_elimination_offset): Likewise.
2283 (ix86_nsaved_regs): Use ix86_save_reg.
2284 (ix86_emit_save_regs): Likewise.
2286 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
2288 * flow.c (find_sub_basic_blocks): New function.
2289 (split_block): Be ready for basic block introduced by CODE_LABEL.
2290 (commit_one_edge_insertion): Call find_sub_basic_block.
2292 * flow.c (make_edges): Add edge from entry for blocks starting with
2293 label having ALTERNATE_NAME
2295 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
2297 * function.c (epilogue_done): Be ready for first basic block not
2298 containing PROLOGUE_END note.
2299 (reposition_prologue_and_epilogue_notes): Avoid placing
2300 PROLOGUE_END note between BASIC_BLOCK.
2302 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
2304 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
2306 2001-02-21 DJ Delorie <dj@redhat.com>
2308 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
2309 check for current_function_has_nonlocal_goto from 1999-11-12.
2311 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2313 * diagnostic.c (trim_filename): No longer static.
2314 * toplev.h (trim_filename): Declare.
2315 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2316 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2317 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2318 (rtvec_check_failed_bounds): Likewise.
2319 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2321 * convert.c (convert_to_integer): Don't do unsigned unless result or
2322 both inputs are unsigned.
2324 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2327 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2329 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2331 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
2333 * Makefile.in (resource.o): Add params.h dependence.
2334 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
2335 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
2336 * resource.c: Add dependence on params.h.
2337 (current_live_regs): Fix explanatory comment.
2338 (find_basic_block): Add new parameter to permit limiting search
2340 (mark_target_live_regs): Add new argument to find_basic_block call.
2341 (incr_ticks_for_insn): Likewise.
2343 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2345 * diagnostic.c (output_to_stream): Rename to
2346 output_buffer_to_stream. Loses the stream parameter.
2347 (init_output_buffer): Set diagnosic_buffer's stream.
2348 (flush_diagnostic_buffer): Adjust.
2349 (default_print_error_function): Likewise.
2350 (finish_diagnostic): Likewise.
2351 (verbatim): Likewise.
2353 * diagnostic.h (struct output_buffer): Add `stream' field.
2354 (output_buffer_attached_stream): New macro.
2356 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2358 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2359 check if either operand is divisible by C.
2360 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2361 If type is signed, consider negative numbers as well.
2363 2001-02-22 Richard Henderson <rth@redhat.com>
2365 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2366 reach .text instead of gp-relative relocs.
2367 * config/ia64/crtend.asm (.init): Likewise.
2369 2001-02-22 Andreas Jaeger <aj@suse.de>
2371 * extend.texi (C++ Attributes): Fix typo.
2373 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2375 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2376 functions, drop current_function_args_info.words test.
2377 (ia64_compute_frame_size): Mark syscall_linkage functions as
2378 using eight input registers.
2380 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2381 Bruce Korb <bkorb@gnu.org>
2383 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2384 * fixinc/README: Document how to convert sed substitutions
2385 to format style c_fix-es.
2386 * fixinc/fixincl.x: regen
2388 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2390 * gcc.c: Add comment explaining how to add a command-line option.
2391 Add title to specs language comment.
2393 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2395 * gcc.c (cc1_options): Add "-param".
2396 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2397 (option_map): Likewise.
2398 * toplev.c (display_help): Add entry for "--param".
2399 (independent_decode_option): Fix typographical error.
2401 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2402 Bernd Schmidt <bernds@redhat.com>
2403 Jan Hubicka <jh@suse.cz>
2405 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2406 (function_arg): Likewise.
2408 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2410 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2412 2001-02-21 Kazu Hirata <kazu@hxi.com>
2414 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2418 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2420 * flow.c (init_propagate_block_info): Canon address and use single_set
2421 for killing dead memory stores.
2423 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2425 * Makefile.in (reorg.o): Add params.h dependence.
2426 * params.def: Fix typographical error in comment.
2427 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2428 * params.h: Modify introductory comment.
2429 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2430 * reorg.c: Add dependence on params.h.
2431 (redundant_insn): Add parameterized throttle for search.
2432 (fill_simple_delay_slots): Add a comment explaining a variable.
2433 Move conditional out of loop, simplifying code.
2434 (fill_eager_delay_slots): Fix typographical error in comment.
2436 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2438 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2440 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2441 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2443 2001-02-21 Jason Merrill <jason@redhat.com>
2445 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2446 (struct tree_decl): Add uninlinable bitfield.
2447 * c-decl.c (duplicate_decls): Set it.
2448 * integrate.c (function_cannot_inline_p): Check it.
2450 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2451 DW_AT_MIPS_linkage_name to abstract methods.
2452 (dwarf2out_abstract_function): Emit class context before calling
2453 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2454 (gen_subprogram_die): Remove obsolete code.
2455 (gen_member_die): Don't include clones in the member list.
2456 (gen_decl_die): Emit abstract info for clone origin.
2457 * dwarfout.c (output_type): Don't include clones in the member list.
2458 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2459 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2460 DECL_ABSTRACT on a function that already has it set.
2462 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2463 (get_subprogram_die): Pass it in.
2465 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2467 * flow.c (mark_set_1): Make not_dead unsigned long. For
2468 non-pseudos, use it as a bitmask of the hard regs that
2471 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2473 * cppfiles.c: Update comments.
2474 (_cpp_read_file): Don't check for NULL filenames any more.
2475 * cppinit.c (cpp_start_read): Don't do canonicalization of
2476 in_fname and out_fname. Use the passed file name exclusively.
2477 (_cpp_handle_options): Don't treat "-" as a command line option,
2478 but as a normal filename.
2479 (_cpp_post_options): Canonicalize in_fname and out_fname.
2480 * cppmain.c (printer_init): Don't check out_fname for NULL.
2481 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2482 (init_c_lex): Update, and use "" to represent stdin to CPP.
2485 2001-02-20 Will Cohen <wcohen@redhat.com>
2487 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2488 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2489 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2492 2001-02-20 Stan Shebs <shebs@apple.com>
2494 * config/rs6000/rs6000.c (output_cbranch): Output branches
2495 on separate lines instead of using ';' to separate.
2497 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2499 * cppinit.c (set_lang): Move builtin handling to...
2500 (init_builtins): ...here.
2501 (_cpp_create_reader): Move call to set_lang.
2503 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2505 * stmt.c (expand_return): If an attempt is made to return the
2506 error_mar_node, treat the return like a return without a value.
2508 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2510 * sibcall.c (skip_copy_to_return_value): Call
2511 identify_call_return_value here, and return orig_insn if it
2512 returns zero. Hardret and softret arguments now unnecessary.
2513 (call_ends_block_p): Don't call identify_call_return_value here.
2515 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2517 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2518 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2520 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2522 * pa.c (move_operand): Accept code to load the address of a
2523 symbol out of the DLT as a valid move operand.
2524 (print_operand, case 'A'): New to handle generating a DLT
2525 reference for a LO_SUM expression.
2526 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2527 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2529 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2531 * README, cpp.texi, gcc.texi, version.c: Update version number to
2533 * cpp.1, gcov.1, gcc.1: Regenerate.
2535 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2537 * cppfiles.c (stack_include_file): Generate dependencies
2538 here, and manage include_count here too.
2539 (PRINT_THIS_DEP): Delete.
2540 (_cpp_execute_include): Do not generate dependencies here,
2541 apart from the case of a missing header. Do not manage
2543 (_cpp_read_file): Leave dependency generation to
2546 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2548 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2549 target_cpu_default. Remove dead assignment to
2552 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2554 * regclass.c (contains_reg_of_mode): Make global.
2555 (init_reg_sets): Remove contains_reg_of_mode; take into account
2556 CLASS_MAX_NREGS when looking for the proper mode.
2557 (dump_regclass): Dump only classes considered for the pseudo.
2558 (regclass): Use contains_reg_of_mode.
2560 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2562 * gcc.c (do_spec_1): 'n' for printing notices.
2563 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2565 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2567 * reg-stack.c (next_flags_user): Use current_block->end
2568 (swap_rtx_condition): Look for next user if flags don't die;
2569 give up on CALL_INSNs; use current_block->end.
2571 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2573 * sibcall.c (call_ends_block_p): New function.
2574 (optimize_sibling_and_tail_recursive_call): Use it.
2576 2001-02-18 Kazu Hirata <kazu@hxi.com>
2578 * config/h8300/h8300.md: Update copyright.
2579 (andsi3): Do not output an extra newline character.
2581 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2583 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2584 FNDECL may be unused.
2586 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2587 follow jumps after first run.
2588 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2589 it doesn't change any jumps.
2591 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2593 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2594 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2595 (mostlyclean): Corresponding changes.
2596 * rtlanal.c (hard-reg-set.h): Include.
2597 (rtx_unstable_p): Do not treat the argument pointer specially
2598 if it is not a fixed register.
2599 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2601 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2603 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2604 against last real insn in basic block.
2605 Rework to avoid gotos.
2607 * Makefile.in (gcse.o): Now includes ggc.h.
2608 * gcse.c: Include ggc.h.
2609 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2610 (try_replace_reg): Remove warning of uninitialize variable.
2611 (process_insert_insn): Call invalid_insn_p to validate insn.
2612 * recog.c (insn_invalid_p): Now global.
2613 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2614 * recog.h (insn_invalid_p): New declaration.
2616 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2618 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2619 assignments from FP constants since 'Y' output code can't handle it.
2620 (eligible_for_sibcall_delay): Likewise.
2622 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2623 Call fancy_abort directly, passing args.
2624 (print_rtl_and_abort): Now a macro, like fancy_abort.
2626 * final.c (output_operand_lossage): Use internal_error, not error.
2628 2001-02-18 Shane Nay <shane@agendacomputing.com>
2630 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2631 structure shift insns.
2633 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2635 * invoke.texi (-fsquangle): Remove documentation.
2636 (-fname-mangling-version): Likewise.
2638 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2640 * optabs.c (expand_abs): Remove reference to
2641 HAVE_contitional_arithmetic.
2642 * combine.c (simplify_set): Likewise.
2644 2001-02-18 Richard Henderson <rth@redhat.com>
2646 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2649 2001-02-18 Richard Henderson <rth@redhat.com>
2651 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2653 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2655 * reload1.c (reload_cse_simplify_set): Fix typo.
2657 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2659 * diagnostic.c (_fatal_insn): Decrement errorcount.
2661 * invoke.texi (-I): Add note avoiding use for system header files.
2663 * rtl.h (add_clobbers): Remove duplicate declaration.
2664 * recog.h (added_clobbers_hard_reg_p): New declaration.
2665 * genemit.c (struct clobber_pat): New field has_hard_reg.
2666 (gen_insn): Record if added clobbers clobber hard reg.
2667 (gen_split): Avoid unused warning if number of operands is 0.
2668 (output_added_clobbers_hard_reg_p): New function.
2671 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2673 * pa.c (hppa_expand_prologue): Simplify code storing return
2674 pointer. For large (>=8k) frames with a post_store, adjust stack
2675 pointer by 8k-64 first rather than by 64. When testing with
2676 VAL_14_BITS_P, always use the actual value rather than the value
2677 negated. Add blockage to prevent scheduling of spills before
2678 stack frame has been created.
2679 (hppa_expand_epilogue): Simplify code loading return pointer.
2680 Allow a slightly larger range for merge_sp_adjust_with_load case.
2681 When testing with VAL_14_BITS_P, always use the actual value.
2683 * pa.c (pa_adjust_insn_length): Check that block move
2684 pattern is a set before looking at operands.
2686 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2688 * fold-const.c (fold_binary_op_with_conditional_arg): New
2689 function, split out from ...
2691 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2692 conditional arms that throw exceptions.
2694 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2697 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2699 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2700 define HAVE_DECL_* to 1 to mask potential backup declarations.
2701 * configure: Regenerated.
2703 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2705 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2707 2001-02-17 Richard Henderson <rth@redhat.com>
2709 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2710 when replacing a memory load with a register.
2712 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2713 Jan Hubicka <jh@suse.cz>
2715 * recog.c (validate_replace_src_1): New.
2716 (validate_replace_src_data): Likewise.
2717 (validate_replace_src): Use note_uses.
2718 * rtl.h (note_uses): Declare.
2719 * rtlanal.c (note_uses): New.
2721 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2723 * reg-stack.c (stack_def): Make field reg unsigned.
2724 (remove_regno_note): Unsignetize parameter.
2726 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2728 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2729 shladd_operand() call.
2731 2001-02-16 Bruce Korb <bkorb@gnu.org>
2732 Rodney Brown <RodneyBrown@mynd.com>
2734 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2735 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2736 machine restrictions
2737 * fixinc/fixincl.x: regen
2739 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2741 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2743 (hash_scan_insn): Clean up calls to hash_scan_set.
2744 (compute_kill_rd): REGNO now unsigned.
2745 (try_replace_reg): Rework to use simplify_replace_rtx.
2746 (cprop_jump, cprop_cc0_jump): Likewise.
2747 (cprop_insn): Call find_reg_equal_equiv_note.
2748 Reflect changes to cprop_jump and cprop_cc0_jump.
2750 * recog.c (validate_replace_src): Replace in operands of
2751 ZERO_EXTRACT in SET_DEST.
2753 * cse.c (new_label_ref): New variable.
2754 (insert): Set it instead of recorded_label_ref.
2755 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2756 CODE_LABEL for this function, and not already in REG_LABEL note.
2758 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
2760 * resource.c (mark_referenced_resources): Fix typo in introductory
2762 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2765 2001-02-16 Jason Merrill <jason@redhat.com>
2767 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2769 (gen_subprogram_die): Don't abort on seeing a second definition if
2770 the previous one was abstract. Don't replace an abstract instance
2771 in the lookup table.
2773 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2774 gen_abstract_function.
2775 * dwarf2out.h: Declare it.
2776 * toplev.c (note_outlining_of_inline_function): New fn.
2777 * toplev.h: Declare it.
2778 * integrate.c (output_inline_function): Call it.
2779 * c-decl.c (duplicate_decls): Call it when redefining an extern
2780 inline. Don't inline the new defn.
2782 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2784 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2786 * .gdbinit: Rename to gdbinit.in.
2787 * gdbinit.in: New file,
2788 * configure.in: Generate .gdbinit from gdbinit.in.
2789 * configure: Regenerated.
2790 * Makefile.in (distclean): Always remove .gdbinit.
2792 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2794 * objc/objc-act.c (start_class): Register implemented_classes with
2797 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2799 * cppfiles.c (_cpp_make_system_header): Generate a file
2802 2001-02-15 Jim Meyering <meyering@lucent.com>
2804 * Makefile.in (install-common): Don't depend on installdirs here.
2805 Instead, make each of the lang.install-common targets (e.g.,
2806 c++.install-common in cp/Make-lang.in) depend on it.
2807 (install-driver): Depend on installdirs.
2809 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2811 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2813 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2816 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2818 * invoke.texi (--param): Document.
2820 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2822 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2824 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2826 * i386.md (extendsfdf2_2): Fix constraints.
2828 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2830 * i386.md (fop_df_3 splitter): Fix operand number.
2832 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2834 * invoke.texi (-mreg-alloc): Nuke.
2835 * i386.c (ix86_reg_alloc_order, regs_allocated,
2836 order_regs_for_local_alloc): Nuke.
2837 (override_options): Kill reg_alloc code.
2838 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2839 (REG_ALLOC_ORDER): SSE goes before I387.
2840 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2841 (ix86_reg_alloc_order): Likewise.
2842 * i386-protos.h (ix86_reg_alloc_order): Kill.
2844 2001-02-14 Richard Henderson <rth@redhat.com>
2846 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2848 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2850 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2852 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2854 * i386-protos.h (ix86_memory_move_cost): Move offline.
2855 * i386.c (ix86_register_move_cost): Compute properly cost of
2856 SSE, MMX and i387 instructions.
2857 (*_cost): Add costs of SSE/MMX moves.
2858 (ix86_memory_move_cost): Move offline from ....; Likewise.
2859 * i386.h (MEMORY_MOVE_COST): .... here;
2860 (struct processor costs): Add new fields to represent costs
2863 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2865 * regclass.c (init_reg_sets_1): Reinstall the optimization of
2866 move_cost together with Matt Kraai's fix.
2868 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2870 * Makefile.in (OBJS): Add params.o.
2872 2001-02-14 Richard Henderson <rth@redhat.com>
2873 DJ Delorie <dj@redhat.com>
2875 * jump.c (jump_optimize_1): When we delete a conditional jump
2876 preceeding a non-conditional jump to effectively the same place,
2877 make sure that the combined jump skips any clobber insns between
2880 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2882 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2884 2001-02-14 Mark Mitchell <mark@codesourcery.com>
2886 * Makefile.in (toplev.o): Depend on params.h.
2887 (intergate.o): Likewise.
2888 (params.o): New target.
2889 * flags.h (inline_max_insns): Remove.
2890 * integrate.c: Include params.h.
2891 Use MAX_INLINE_INSNS instead of inline_max_insns.
2892 * params.c: New file.
2893 * params.h: Likewise.
2894 * params.def: Likewise.
2895 * toplev.c: Include params.h.
2896 (lang_independent_params): New variable.
2897 (decode_f_option): Use the param machinery instead of setting
2899 (independent_decode_option): Handle "--param name=value".
2900 (main): Register language-independent parameters.
2902 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
2904 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
2906 2001-02-14 Richard Henderson <rth@redhat.com>
2908 * regclass.c (init_reg_sets_1): Revert last two changes.
2910 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2912 * stor-layout.c (is_pending_size, put_pending_size): New functions.
2913 (variable_size): Call put_pending_size.
2914 * tree.h (is_pending_size, put_pending_size): Add prototypes.
2915 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
2916 sizes list, put newly created SAVE_EXPR there as well.
2918 2001-02-14 Jakub Jelinek <jakub@redhat.com>
2920 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
2921 (errata_find_address_regs): load_group has only 2 entries.
2922 (errata_emit_nops): Likewise. shladd is not problematic.
2923 Clear last_group if nop was emitted.
2924 (fixup_errata): load_group has only 2 entries.
2927 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
2929 * c-lex.c (lex_number): Only warn traditionally for U suffix
2930 outside system macros.
2931 * cppexp.c (parse_number): Similarly.
2932 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
2933 * cppmacro.c (struct cpp_macro): New member node.
2934 (parse_args): Only warn about missing rest args if not
2936 (funlike_invocation_p): Similarly for uninvoked funlike macros.
2937 (cpp_sys_objmacro_p): New.
2938 (_cpp_create_definition): Store the node with the macro defn.
2939 Remember if the macro is defined in a system header.
2941 2001-02-13 DJ Delorie <dj@redhat.com>
2943 * configure.in (check_languages): determine languages to check
2944 * Makefile.in (check-c++): alias for check-g++
2945 (check-f77): alias for check-g77
2946 (CHECK_TARGETS): depend on configured languages
2948 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
2950 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2951 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2952 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2953 (sqrtextendsfdf2): Disable for SSE2.
2955 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2957 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
2958 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
2959 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
2960 (sqrtextendsfdf2): Disable for SSE2.
2962 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
2964 * i386.md (movsfcc_1): Support integer cmove instruction.
2965 (movdfcc_1): Likewise; new splitter.
2967 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
2969 * i386.c (output_fp_compare): Support SSE.
2970 (prepare_fp_compare_args): SSE comparisons always support memory.
2971 * i386.h (TARGET_CMOVE): SSE imply cmove.
2972 * i386.md (cmp?f2): Enable for SSE too.
2973 (cmpfp_i*): Support SSE.
2975 (cmpfp_i_sse_only): New.
2976 (s*, b* fp expanters): Enable for SSE too.
2977 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
2980 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
2982 * regclass.c (init_reg_sets_1): Silence warning.
2984 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
2986 * i386.md (sqrt?f2): Change to expander.
2987 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
2989 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2991 * rtlanal.c (find_reg_equal_equiv_note): New function.
2992 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
2993 (simplify_gen_relational, simplify_replace_rtx): Likewise.
2994 * rtl.h: Add declarations for above functions.
2996 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
2998 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
3000 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
3001 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
3002 * flow.c (mark_regs_live_at_end): Likewise.
3003 (calculate_global_regs_live): Likewise.
3004 * gcse.c (compute_hash_table): Likewise.
3005 (compute_kill_rd): Likewise.
3006 * resource.c (mark_target_live_regs): Likewise.
3007 * rtl.h (INVALID_REGNUM): New macro.
3009 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
3011 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
3013 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
3015 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
3018 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
3020 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
3022 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
3023 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
3024 (fop_sf_1_sse, fop_df_1_sse): New patterns
3025 (fop_*): Disable float_extend and float patterns for SSE compilation.
3026 * i386.c (output_387_binary_op): Support SSE.
3028 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
3030 * i386.md (dummy_extendsfdf2): Support SSE2
3031 (extendsfdf2): Enable if 80387 or SSE2.
3032 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
3033 and no MIX_I387_SSE2
3034 (extendsfdf2_1_sse_only): New pattern.
3035 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
3037 (truncdfsf2_1): Support SSE.
3038 (truncdfsf2_2): Support SSE.
3039 (truncdfsf2_2_1_sse): New pattern.
3040 (fixtruncsfsi2): Always use SSE if available.
3041 (fix_truncsfsi_sse): New pattern.
3042 (fix_truncdfsi_sse): New pattern.
3043 (floatsis?f2): Support SSE.
3044 (floatsidf2_i387): New pattern.
3045 (floatsidf2_sse): Likewise.
3047 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3049 * configure.in: Use "have_gnat" variable, not "gnat".
3050 * configure: Regenerated.
3052 * config/sparc/sparc.c (function_value): Treat all non-record
3053 aggregate types like used to treat UNION_TYPE.
3055 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
3057 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
3058 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
3060 (MASK_MIX_SSE_I387): New.
3061 (TARGET_SSE): SSE2 imply SSE.
3062 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
3063 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
3064 (enum reg_class): Add new classes.
3065 (REG_CLASS_NAMES): Likewise.
3066 (REG_CLASS_CONTENTS): Likewise.
3067 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
3068 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
3069 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
3070 (CLASS_MAX_NREGS): Use new macros.
3071 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
3072 * i386.md (pushsf, movsf): Support SSE.
3073 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
3074 splitters to use ANY_FP_REGNO_P.
3075 (movdf_nointeger, movdf_integer): Likewise.
3077 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3079 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
3080 (try_combine): Use it.
3082 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
3084 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
3085 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
3086 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
3087 (REGISTER_MOVE_COST): Likewise.
3088 * i386-protos.h (ix86_secondary_memory_needed,
3089 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
3090 * i386.c (ix86_secondary_memory_needed,
3091 ix86_preferred_reload_class, ix86_register_move_cost): New function.
3093 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
3095 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
3096 (HARD_REGNO_MODE_OK): Move offline to ....
3097 * i386.c (ix86_hard_regno_mode_ok) ... here;
3098 refuse all incorrect modes.
3099 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
3101 2001-02-13 Richard Henderson <rth@redhat.com>
3103 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
3104 entire operator; replicate that and match_dup the operands.
3105 (cmp_ccx_arith_op_set): Likewise.
3106 (cmp_cc_arith_op_not_set): Likewise.
3107 (cmp_ccx_arith_op_not_set): Likewise.
3109 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3111 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
3113 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3115 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
3116 (TARGET_NO_BITFIELD_WORD): New macro.
3117 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
3118 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
3120 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3122 * cselib.c: New file, from simplify-rtx.c.
3123 * simplify-rtx.c: Remove cselib parts.
3124 * Makefile.in: Add cselib.o.
3126 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3128 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
3129 (setup_incoming_varargs): Remove warning.
3131 * config/rs6000/rs6000.c (validate_condition_mode): When
3132 flag_fast_math, allow floating-point conditionals to be reversed.
3133 (rs6000_generate_compare): When flag_fast_math, don't generate
3134 cror operations for FP conditionals.
3136 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
3138 (ASM_SPEC): Likewise.
3139 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
3140 (CC1_SPEC): Likewise.
3141 (LINK_TARGET_SPEC): Likewise.
3142 (CPP_ENDIAN_SPEC): Likewise.
3143 * Makefile.in (check-consistency): New target.
3145 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
3147 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
3148 "return type defaults" warning for functions with return type
3150 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
3151 function declarations by default rather than only when pedantic.
3153 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
3155 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
3158 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3160 * extend.texi (Deprecated): Deprecate new initializer lists.
3162 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3164 * mkdeps.c (deps_add_default_target): Robustify. Add
3165 basename component only.
3166 * cpp.texi (-M): Describe how default target is generated.
3167 * invoke.texi (-M): Likewise.
3169 2001-02-12 Kazu Hirata <kazu@hxi.com>
3171 * toplev.c (push_float_handler): Remove.
3172 (pop_float_handler): Remove.
3173 * toplev.h: Remove prototypes for the above functions.
3175 2001-02-12 Jakub Jelinek <jakub@redhat.com>
3177 * c-common.c (constant_fits_type_p): New function.
3178 (convert_and_check): Use it.
3180 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3182 * Makefile.in (GXX_ABI_FLAG): Don't define.
3183 * configure.in (--enable-new-gxx-abi): Remove option.
3184 * config.in: Regenerated.
3185 * configure: Likewise.
3187 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
3189 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
3191 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
3192 regular basic block, and arrange for all edges into it to switch
3195 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3197 * Makefile.in (distclean): Do not remove .gdbinit.
3199 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3201 * Makefile.in (gcc.o): Fix typos.
3202 (protize.o): Likewise.
3203 (unprotoize.o): Likewise.
3205 2001-02-11 Richard Henderson <rth@redhat.com>
3207 * tree.c (build1): Check for null operand in last change.
3209 2001-02-11 Richard Henderson <rth@redhat.com>
3211 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
3212 (fold): Don't assume a constant isn't foldable.
3213 * tree.c (build): Set TREE_CONSTANT for an expression with no
3214 side-effects and constant operands.
3217 2001-02-10 Richard Henderson <rth@redhat.com>
3219 * jump.c (squeeze_notes): Revert 2000-05-12 change.
3221 2001-02-10 Anthony Green <green@redhat.com>
3223 * cpp.texi (Standard Predefined): Add documentation for
3226 * c-common.c (combine_strings): Improve warning message.
3228 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
3230 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
3232 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
3234 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
3236 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
3239 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3241 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
3244 2001-02-09 Nick Clifton <nickc@redhat.com>
3246 * config/arm/arm.md: Change output contraint on post inc
3247 load/store multiple patterns to be a read/write contraint.
3249 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
3251 * gcc.c (cpp_options): Delete .d files on error. Don't delete
3252 .o files when using the -M options.
3254 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3255 David Edelsohn <edelsohn@gnu.org>
3257 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
3258 handle DImode constants. Use one TOC entry for SImode and smaller
3259 constants, aligned properly.
3261 2001-02-08 Jason Merrill <jason@redhat.com>
3263 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
3264 about the SP adjustment for saving the static chain pointer.
3265 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
3266 offset when setting a temporary CFA register.
3268 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
3270 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
3271 powerpc-*-chorusos* .
3272 * config/rs6000/chorus.h : New file.
3273 * config/i386/chorus.h : New file.
3274 * config/sparc/chorus.h : New file.
3275 * config/sparc/t-chorus-elf : New file.
3277 2001-02-08 David Edelsohn <edelsohn@gnu.org>
3279 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
3280 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
3281 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
3282 (__WCHAR_TYPE__): Correct macro name.
3284 2001-02-08 Richard Henderson <rth@redhat.com>
3286 * config/i386/i386.c (ix86_frame_pointer_required): New.
3287 (ix86_setup_frame_addresses): New.
3288 (struct machine_funciton): Add accesses_prev_frame.
3289 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
3290 ix86_frame_pointer_required.
3291 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
3292 (SETUP_FRAME_ADDRESSES): New.
3293 * config/i386/i386-protos.h: Update.
3294 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
3295 from FRAME_POINTER_REQUIRED.
3296 * config/i386/svr3gas.h: Likewise.
3297 * config/i386/sysv3.h: Likewise.
3298 * config/i386/v3gas.h: Likewise.
3300 2001-02-08 Richard Henderson <rth@redhat.com>
3302 * config/sparc/sparc.c (function_arg_record_value_3): Fix
3303 calculation of the number of integer registers required.
3304 (function_arg_record_value): Likewise.
3306 2001-02-08 Jason Merrill <jason@redhat.com>
3308 * diagnostic.c (internal_error): Say "confused" after 1 error, not
3309 two. Print file and line with "confused" message.
3311 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
3313 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3315 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
3317 2001-02-08 Bernd Schmidt <bernds@redhat.com>
3319 * final.c (cleanup_subreg_operands): The address of a MEM can
3322 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
3325 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
3327 * gcc.texi (Incompatibilities): Update documentation of
3328 preprocessing numbers.
3330 2001-02-07 Jakub Jelinek <jakub@redhat.com>
3332 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
3334 2001-02-07 Mark Mitchell <mark@codesourcery.com>
3336 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
3338 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
3339 * gcc.c (struct compiler): Add cpp_spec field.
3340 (input_file_compiler): New variable.
3341 (do_spec_1): Allow a particular compiler to handle `%C'
3343 (main): Store the current compiler in input_file_compiler.
3344 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3346 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3348 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3349 * cppinit.c (cpp_create_reader): Initialize them.
3350 (append_include_chain): cxx_aware arg might be unused.
3351 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3352 keywords and give them their phase 7 meaning. Pedwarn about
3353 this unless '__bool_true_false_are_defined' is defined.
3355 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3357 * lcm.c (optimize_mode_switching): Emit mode_set before the
3358 JUMP_INSN of an abnormal edge.
3360 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3362 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3363 a scheduling barrier at the end.
3365 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3367 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3369 * config/sh/sh.md (reload_outsf): Removed.
3370 (movsf_ie): Introduce constraints for FPUL loads and stores.
3371 (reload_insf): Broaden the output constraint.
3373 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3375 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3376 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3378 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3380 * final.c: Revert my previous changes.
3381 * output.h: Make profile_label_no extern.
3382 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3383 for generating label.
3385 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3387 * config/i386/djgpp.h: Add comments about standard paths.
3388 (MD_EXEC_PREFIX): Undefine before defining.
3389 (MD_STARTFILE_PREFIX): New.
3391 2001-01-30 Bruce Korb <bkorb@gnu.org>
3393 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3394 (load_file): do not rely on load_file_data() to close file pointer
3395 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3396 fixinc/inclhack.def(irix_limits_const): add test_text
3398 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3400 * cppexp.c (parse_defined): Improve diagnostics for invalid
3403 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3405 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3407 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3409 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3410 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3411 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3412 (rs6000_output_symbol_ref): New function.
3413 (output_toc): Use VTABLE_NAME_P.
3415 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3417 * print-tree.c (print_node, case PARM_DECL):
3418 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3420 * stor-layout.c (reference_types_internal): New variable.
3421 (internal_reference_types): New function.
3422 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3423 * tree.h (internal_reference_types): New declaration.
3425 * cse.c (find_best_addr): Fix typo in computing cost.
3427 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3429 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3430 and this is the sum of a pointer and a constant, we know the result
3432 (num_sign_bit_copies, case PLUS): Likewise.
3433 * explow.c (convert_memory_address): Remove opposite SUBREG.
3434 * function.c (instantiate_new_reg): New function (from common code).
3435 (instantiate_virtual_regs_1): Call it.
3436 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3437 if pointers sign- or zero-extend.
3438 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3439 If pointers extend unsigned, use inside of SUBREG.
3440 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3442 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3444 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3445 subdir of gcc_gxx_include_dir.
3446 (gcc_gxx_target_include_dir): Remove.
3448 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3450 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3451 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3452 a high-level description.
3454 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3456 * final.c: Move the declaration of profile_label_no to ...
3457 * output.h: ... here.
3458 * function.c (expand_function_start): Call PROFILE_HOOK.
3459 * config/rs6000/aix.h: Define PROFILE_HOOK.
3460 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3461 * config/rs6000/rs6000.c (output_profile_hook): Define.
3462 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3463 output_profile_hook.
3464 tm.texi : Explain new macro PROFILE_HOOK.
3466 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3468 * extend.texi (Extended Asm): Do not say that semicolon is always
3469 a valid line-breaking character for GNU assemblers. Use
3470 newline-tab as the most commonly supported syntax. Use
3471 newline-tab rather than semicolon in multi-insn examples.
3473 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3475 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3477 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3478 David Edelsohn <edelsohn@gnu.org>
3480 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3481 code for AIX, even without flag_pic.
3483 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3485 * c-typeck.c (common_type): push and pop binding level around
3486 calling common_type on function parameters.
3488 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3490 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3492 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3494 * config/mips/mips.c (override_options): Fix typo in last change.
3495 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3496 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3498 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3500 * invoke.texi (-fdump-class-layout): Document.
3501 (-fdump-translation-unit): Use `=' as filename separator.
3503 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3505 * Makefile.in (s-mlib): Don't build multilibs if
3507 (DRIVER_DEFINES): Adjust accordingly.
3509 (protoize.o): Likewise.
3510 (unprotoize.o): Likewise.
3511 * configure.in: Recognize --enable-multilib.
3513 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3515 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3517 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3518 * configure.in: Remove --enable-libstdcxx_v3 support.
3519 * configure: Regenerated.
3521 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3523 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3524 Call abort instead of fatal.
3525 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3526 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3527 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3528 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3529 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3530 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3532 * diagnostic.h (set_internal_error_function): Renamed.
3533 * toplev.h (internal_error): Renamed from fatal.
3534 (pfatal_with_name): Deleted.
3535 (fatal_io_error): Now has printf-style arguments.
3536 * diagnostic.c (pfatal_with_name): Deleted.
3537 (fatal_io_error): Rework to have args in printf-style.
3538 (set_internal_error_function): Renamed from set_fatal_function.
3539 (internal_error): Renamed from fatal.
3540 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3541 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3542 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3543 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3544 * flow.c (verify_flow_info): Likewise.
3545 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3546 * config/mips/mips.c (save_restore_insns): Likewise.
3548 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3549 * flow.c (verify_flow_info): Likewise.
3550 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3551 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3552 (avr_normalize_condition): Likewise.
3553 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3554 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3555 (limit_reload_class, double_reg_to_memory): Likewise.
3556 (print_operand_address, emit_1600_code_shift): Likewise.
3557 (gen_tst_reg, gen_compare_reg): Likewise.
3558 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3559 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3561 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3563 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3564 * objc/objc-act.c (build_ivar_chain): Likewise.
3565 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3567 * graph.c (clean_graph_dump_file): Likewise.
3568 * profile.c (init_branch_prob): Likewise.
3569 * objc/objc-act.c (objc_init): Likewise.
3571 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3572 * config/avr/avr.c (avr_override_options): Likewise.
3573 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3574 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3575 * config/h8300/h8300.c (h8300_init_once): Likewise.
3576 * config/mips/mips.c (override_options): Likewise.
3577 * config/i386/i386.c (override_options): Likewise, rework.
3578 * config/m68k/m68k.c (override_options): Likewise.
3580 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3582 * config/mips/mips.c (print_operand): Likewise.
3583 * hash.c (hash_allocate): Don't check for failure returns from
3584 obstack functions that can't fail.
3585 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3586 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3587 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3588 (get_object_reference): Likewise.
3590 2001-02-04 Nick Clifton <nickc@redhat.com>
3592 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3593 StrongARM1110, 10TDMI, and 1020T.
3595 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3597 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3599 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3601 * config/sh/sh.md (movdf load split): Pass register number to
3602 FP_OR_XD_REGISTER_P.
3604 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3606 * cppinit.c (BC): New macro.
3607 (builtin_array): Add __GXX_WEAK__.
3608 * cpplib.h (builtin_type): Add BT_WEAK.
3609 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3610 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3611 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3613 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3615 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3617 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3619 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3620 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3622 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3624 * cpphash.h: Rename ALIGN _ALIGN.
3625 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3627 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3629 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3630 compilation environment.
3631 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3632 control over location of cygwin includes and libs.
3634 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3636 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3638 2001-02-02 lars brinkhoff <lars@nocrew.org>
3640 * md.texi (Standard Names): remove reference to spur.md.
3642 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3644 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3645 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3646 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3647 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3648 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3650 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3652 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3653 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3654 number before reload.
3655 (c4x_adjust_cost): Return zero before reload.
3656 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3657 split before reload.
3659 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3661 * c4x.c (c4x_hard_regno_rename_ok): New.
3662 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3663 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3665 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3667 * diagnostic.h: Add missing "extern" in all declarations.
3669 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3671 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3672 as for gcc_gxx_include_dir.
3674 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3676 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3678 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3680 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3681 label before alignment to be used as the braf base address.
3682 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3684 (casesi_jump_2): Require at least TARGET_SH2.
3686 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3687 truncation to 32-bit doubles on -m3e and -m4-single-only.
3689 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3691 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3692 the default when building a shared object.
3693 (init_spec): Use it.
3694 * testsuite/lib/g++.exp: Include the directory where libgcc
3695 is located to the LD_LIBRARY_PATH list.
3696 * invoke.texi (-shared-libgcc): Document the cases in which
3697 GCC defaults to using the shared libgcc.
3699 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3701 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3702 unsigned is wide enough.
3704 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3705 (si_to_float): Likewise.
3706 (float_to_si, float_to_usi): Use BITS_PER_SI.
3708 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3710 * dwarf2out.c: Added explanation of abbreviations.
3711 (def_cfa_1): Added comments listing DWARF2 instructions.
3712 (cfa_temp_reg): Removed in favor of cfa_temp.
3713 (cfa_temp_value): Removed in favor of cfa_temp.
3714 (cfa_temp): New global variable.
3715 (dwarf2out_frame_debug_expr): Added extensive introductory
3716 comments explaining the function's transformations. Revised to
3717 use cfa_temp. Added some rtx checking. Generalize IOR case.
3718 (dwarf2out_frame_debug): Revised to use cfa_temp.
3719 (output_aranges): Cast as "unsigned" to avoid warning.
3720 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3721 explain which instructions must be marked.
3723 2001-02-01 Richard Henderson <rth@redhat.com>
3725 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3728 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3730 * config/sh/crt1.asm (main_k): Modified so that start calls
3731 ___setup_argv_and_call_main.
3733 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3735 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3736 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3737 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3738 * cppmacro.c (builtin_macro): Set builtin flags here.
3739 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3740 (replace_args): Clarify intent.
3741 (cpp_get_token): Macro expansion tokens get the saved flags.
3743 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3746 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3748 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3751 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3753 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3754 returns Pmode pseudo, but we need ptr_mode.
3755 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3756 Remove bogus conversions; use HOST_WIDE_INT for size.
3757 Don't use TARGET if wrong mode.
3759 * config/i386/i386.c (ix86_compute_frame_size): Allow
3760 stack_alignment_needed to be non-default even if size is zero.
3762 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3764 * (hppa_init_pic_save): Emit the pic offset table
3765 reg save after last_parm_insn.
3766 * pa.c (hppa_init_pic_save): New function.
3767 * pa.h (hppa_init_pic_save): Declare.
3768 * pa.md (call, call_value, sibcall, sibcall_value): Use
3769 the above instead of duplicated code.
3771 * pa.c (hppa_encode_label): Correct size of alloca buffer
3772 so we don't overrun it. Correct leading `*' case.
3773 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3774 need to handle `*@'.
3775 (FUNCTION_NAME_P): Likewise.
3777 2001-01-31 Richard Henderson <rth@redhat.com>
3779 * config.gcc (alpha-osf5): Use float-i128.h.
3781 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3782 * config/float-i32.h: Likewise.
3783 * config/float-i64.h: Likewise.
3784 * config/float-sh.h: Likewise.
3785 * config/float-sparc.h: Likewise.
3787 2001-01-31 DJ Delorie <dj@redhat.com>
3789 * expmed.c (extract_bit_field): allow non-integral modes if we
3790 want to extract a whole register from itself.
3792 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3794 * c-typeck.c (set_init_index): If first is equal to last, assume as
3795 if it was not a range at all.
3797 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3799 * config/fp-bit.c: Include tm.h.
3800 (float_to_si): Don't assume SImode is 32-bits wide.
3801 (float_to_usi): Likewise.
3803 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3805 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3807 (typename): Call pending_xref_error after parsing typed_typespecs.
3808 * c-decl.c (lookup_tag): Give error immediately rather than
3809 leaving it pending if the tag of the wrong type is in the same
3811 (xref_tag): Don't pedwarn for forward declarations of enum types
3813 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3816 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3818 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3820 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3822 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3823 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3825 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3827 * cpphash.h (struct cpp_reader): New saved_flags.
3828 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3829 to avoid a paste after a pasted token.
3831 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3833 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3834 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3835 Wtype_MIN instead of LONG_MIN.
3837 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3839 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3841 * fixinc/fixincl.x: Regenerated.
3842 * fixinc/inclhack.def (irix_limits_const): New definition to
3843 convert "const" to "__const" in limits.h.
3845 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3847 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3849 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3851 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3852 when register dies in the insn.
3854 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3856 * diagnostic.c (fatal): Fix word wrap.
3858 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3860 * combine.c (try_combine): Fix SUBREG setting for
3861 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3863 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3865 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3868 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3870 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3872 * toplev.c (decode_W_option): Update warn_larger_than
3873 unconditionally for each processed switch.
3875 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3877 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3879 (hppa_expand_prologue): Delete code to save pic offset table register
3880 in the function prologue.
3881 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3882 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3883 table register at the beginning of the function after the prologue.
3885 2001-01-29 lars brinkhoff <lars@nocrew.org>
3887 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3889 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3890 Jeff Law <law@redhat.com>
3892 * pa.md (return): Revise comment for trivial return.
3893 (return_internal): Non-trivial return pattern for non-PIC code.
3894 (return_internal_pic): Non-trivial return pattern for PIC code.
3895 It uses the PIC register to ensure it is restored after
3897 (epilogue): Generate appropriate return for PIC and non-PIC code.
3899 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3901 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3903 2001-01-29 DJ Delorie <dj@redhat.com>
3905 * combine.c (if_then_else_cond): Pass the correct mode to
3906 operand_subword() for constants.
3908 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3910 * config/i386/cygwin.h: Add w32api to include search. Search different
3911 directories in a cross-build environment.
3913 2001-11-29 Tim Josling <tej@melbpc.org.au>
3915 * tree.h (TYPE_STUB_DECL): Add documentation.
3917 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3919 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3920 (sdbout_field_types): Likwise. Fix use of host_integerp.
3922 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3924 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3927 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3929 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3930 to use flag_gnu_linker.
3932 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3934 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3935 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3937 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3939 * tree.c, tree.h (build_parse_node): Remove; was identical to
3941 * c-lang.c (start_cdtor), objc/objc-act.c
3942 (build_module_descriptor): Use build_nt instead of
3945 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3947 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3948 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3949 not have any upper bits set.
3951 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3953 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3955 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3957 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3959 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3961 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3962 (integer_minus_one_node): Define.
3964 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3966 * Makefile.in (bootstrap2-lean): Fix typo.
3968 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3970 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3971 : Don't set fe_value.
3972 * cpplib.h (AVOID_LPASTE): New flag.
3973 (struct cpp_hashnode): Remove fe_value.
3974 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3975 * cppmacro.c (builtin_macro): Don't set flags here.
3976 (replace_args): Set AVOID_LPASTE flag on first token of an
3977 argument, and the token following it.
3978 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3979 macro expansion, and on the token following it. Do it for
3981 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3983 2001-01-27 Richard Henderson <rth@redhat.com>
3985 * config/alpha/t-ieee: Remove multilibbing.
3986 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3988 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3990 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3992 * Makefile.in: Remove all dependencies on defaults.h.
3993 * builtins.c: Don't include defaults.h.
3994 * c-common.c: Likewise.
3995 * c-decl.c: Likewise.
3996 * c-pragma.c: Likewise.
3997 * c-typeck.c: Likewise.
3998 * combine.c: Likewise.
4000 * frame-ia64.c: Likewise.
4001 * cppexp.c: Likewise.
4002 * crtstuff.c: Likewise.
4003 * dbxout.c: Likewise.
4004 * dwarf2out.c: Likewise.
4005 * dwarfout.c: Likewise.
4006 * emit-rtl.c: Likewise.
4007 * except.c: Likewise.
4009 * final.c: Likewise.
4010 * frame-dwarf2.c: Likewise.
4011 * libgcc2.c: Likewise.
4012 * optabs.c: Likewise.
4013 * profile.c: Likewise.
4014 * sdbout.c: Likewise.
4015 * toplev.c: Likewise.
4016 * tradcif.y: Likewise.
4018 * varasm.c: Likewise.
4020 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4022 * builtins.c (expand_builtin_fputs): Use size_one_node when
4023 transforming into fwrite.
4025 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
4027 * extend.texi (Attribute Syntax): New section.
4029 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4031 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
4032 they didn't need fixing.
4034 2001-01-27 Janis Johnson <janis@us.ibm.com>
4036 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
4038 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
4039 to remove macro definitions that are duplicated from elfos.h.
4041 2001-01-27 Richard Henderson <rth@redhat.com>
4043 * config/i386/sco5gas.h: Move ...
4044 * config/usegas.h: ... here.
4045 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
4047 2001-01-27 Jakub Jelinek <jakub@redhat.com>
4049 * c-typeck.c (struct constructor_stack): Add range_stack member.
4050 (really_start_incremental_init): Clear it.
4051 (push_init_level): Save constructor_range_stack and clear it if
4052 pushing explicit braces.
4053 (pop_init_level): abort if constructor_range_stack is non-zero at
4054 explicit closing brace. Restore saved constructor_range_stack if
4057 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4059 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
4060 into register was forced into memory.
4062 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4064 * Makefile.in: Remove uses of + before $(MAKE).
4066 2001-01-26 Richard Henderson <rth@redhat.com>
4068 * stmt.c (cost_table): Remove.
4069 (COST_TABLE, cost_table_initialized): New.
4070 (estimate_case_costs): Use the later instead of the former.
4071 (balance_case_nodes): Likewise.
4073 2001-01-26 Richard Henderson <rth@redhat.com>
4075 * alias.c (objects_must_conflict_p): Read-only slots may not
4076 conflict despite having the same type.
4078 2001-01-27 Michael Hayes <mhayes@redhat.com>
4080 * loop.c (loop_giv_reduce_benefit): Copy mode size into
4082 (check_ext_dependant_givs): Initialise u_start_val and
4084 (load_mems): Make last_max_reg unsigned.
4085 (try_swap_copy_prop): Use INSN_P and initialise set.
4087 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
4089 * README.AVR : Removed.
4091 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
4093 * pa-64.h (text_section): Remove declaration.
4095 * pa.md (return_internal): Remove mode on PIC register use.
4097 2001-01-25 lars brinkhoff <lars@nocrew.org>
4099 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
4100 ASM_CLOSE_PAREN): fix typos.
4102 2001-01-25 Mark Mitchell <mark@codesourcery.com>
4104 * acconfig.h: Define `const' to the empty string if neither
4105 __STDC__ nor __cplusplus is defined.
4106 * config.in: Regenerated.
4108 2001-01-25 David Edelsohn <edelsohn@gnu.org>
4110 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
4111 * collect2.c (main): Delete importf. Add ".obj" file extension.
4112 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
4113 (aix_std_libs): Add additional AIX libraries to skip.
4114 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
4115 * config/rs6000/aix51.h: New file.
4117 2001-01-25 Michael Hayes <mhayes@redhat.com>
4119 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
4120 (loop_insn_emit_before): No longer static.
4121 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
4122 (loop_givs_rescan, load_mems): Likewise.
4123 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
4124 (maybe_eliminate_biv_1):
4125 (move_movables): Replace emit_call_insn_before with
4126 loop_call_insn_hoist.
4127 * loop.h (loop_insn_emit_before): Add.
4128 * unroll.c (copy_loop_body): Replace emit_insn_before with
4129 loop_insn_emit_before.
4131 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
4133 * diagnostic.c (fatal): Request preprocessed source.
4135 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
4137 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
4138 olddecl has argument types and newdecl has none, use the argument
4141 2001-01-24 Ulrich Drepper <drepper@redhat.com>
4143 * dwarf2out.c (prefix_of): New function. Determine longest common
4144 prefix of the two arguments. The units are whole path components.
4145 (output_file_names): When adding a new directory find the one entry
4146 with the longest common prefix already in the list. Artificially
4147 generate entry if there is none for this prefix.
4148 Fix test to check whether the zeroth directory entry is used.
4150 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
4152 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
4153 Changed all callers. Take it into account when deciding if a
4154 previously loaded value matches.
4156 2001-01-24 Richard Henderson <rth@redhat.com>
4158 * reload.c (find_reloads_subreg_address): Fail the substitution
4159 if the resulting address is insufficiently aligned.
4161 2001-01-24 DJ Delorie <dj@redhat.com>
4163 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
4164 check the original operand's mode also.
4165 * simplify-rtx.c (simplify_ternary_operation): Ditto.
4167 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4169 * c-parse.in (cast_expr): Move compound literals from here ...
4170 (primary): ... to here. Use standard terminology "compound
4171 literal" instead of "constructor expression".
4173 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4175 * gcc.1, cpp.1: Regenerate.
4177 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
4179 * calls.c (emit_library_call_value_1): Memory slot for
4180 pass-by-reference argument should have the mode of the argument,
4181 not of the pointer to it.
4183 2001-01-24 Tom Tromey <tromey@redhat.com>
4185 * gcc.texi (G++ and GCC): Mention gcj manual.
4186 (Standards): Link to section of manual mentioning gcj/Java
4189 2001-01-24 Jakub Jelinek <jakub@redhat.com>
4191 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
4192 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
4193 * tradcpp.c (main): Add -imacros or -include'd dependencies
4195 * cpp.texi (-M, -MM): Document -M -include behaviour.
4197 2001-01-24 Roger Collins <roger@ProProject.com>
4199 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
4201 2001-01-24 Will Cohen <wcohen@redhat.com>
4203 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
4204 whether registers are 32 bits or 64 bits in size.
4206 2001-01-24 Ben Elliston <bje@redhat.com>
4208 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
4210 2001-01-24 Richard Henderson <rth@redhat.com>
4212 * config/alpha/alpha.md (builtin_longjmp_internal): New.
4213 (builtin_longjmp): Use it instead of emit_indirect_jump.
4215 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
4217 * bb-reorder.c (make_reorder_chain_1): Handle case where
4218 jump edge goes to the same block as the fallthru edge.
4220 2001-01-23 Jim Wilson <wilson@redhat.com>
4222 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
4223 * frame.h (__ia64_personality_v1): Add prototype.
4224 * libgcc2.c (ia64_throw_helper): Change personality declaration to
4225 prototype form. Add void * cast to first argument to personality
4227 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
4228 (asctoe113): Likewise.
4229 * config/ia64/frame-ia64.c: Include eh-common.h.
4230 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
4232 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
4234 (itanium_split_issue): Add prototype.
4235 (gen_nop_type): Ifdef out.
4236 (find_best_packet): Initialize best_packet.
4237 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
4239 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
4240 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
4241 (flushrs): Add explicit stop bit at end.
4242 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
4245 2001-01-23 Chris Demetriou <cgd@broadcom.com>
4247 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
4249 * libgcc2.c (__terminate_func): Make variable static.
4250 (__terminate_set_func): New function to set __terminate_func.
4251 * libgcc2.h (__terminate_func_ptr): New typedef.
4252 (__terminate_set_func): New function.
4254 2001-01-23 Richard Henderson <rth@redhat.com>
4256 * flow.c (init_propagate_block_info): Don't consider unchanging
4257 memories for dead frame store elimination.
4259 2001-01-23 Richard Henderson <rth@redhat.com>
4261 * varasm.c (UNIQUE_SECTION): Move default implementation ...
4262 * defaults.h: ... here.
4264 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4266 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
4268 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
4270 * c-lex.c (lex_charconst): Fix typo: s/p/str.
4272 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4274 * rs6000.h (rs6000_return_addr): Move prototype from here...
4275 * rs6000-protos.h (rs6000_return_addr): ...to here.
4276 (rs6000_init_expanders): Delete prototype.
4278 2001-01-23 Nick Clifton <nickc@redhat.com>
4280 * invoke.texi: Replace , with \, inside @gccoptlist macros.
4281 (Spec Files): Document %B and %j and %. and %v3 and %M and
4282 %{S*&T} spec switches.
4284 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4286 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
4288 2001-01-23 Chris Demetriou <cgd@sibyte.com>
4289 Neil Booth <neil@daikokuya.demon.co.uk>
4291 * cpperror.c: Merge handlers of PEDWARN and WARNING.
4292 Have -Werror make pedantic warnings errors, like the
4295 2001-01-23 Phil Edwards <pme@sources.redhat.com>
4297 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
4299 2001-01-23 Jakub Jelinek <jakub@redhat.com>
4301 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
4302 * integrate.c (expand_inline_function): Initialize them.
4303 (subst_constants): If changing COMPARE so that both its arguments
4304 will be VOIDmode and the comparison mode will be lost, note
4305 compare_mode. Use the recorded compare_mode to optimize
4308 2001-01-23 Jason Merrill <jason@redhat.com>
4310 * dwarf2out.c (new_die): Use xcalloc.
4311 (output_die): Abort rather than emit a local reference to offset 0.
4313 2001-01-17 Andrew Haley <aph@redhat.com>
4315 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
4316 of a saved register; return NULL instead.
4317 (copy_reg): Take a pointer to a source register rather than a
4319 (next_stack_level): Remember the address in the stack frame of all
4321 Use the saved register pointer array as the source of the CFA.
4322 (throw_helper): Rewrite. Unwind once rather than twice and keep
4323 track of saved registers as we go.
4325 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4327 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
4328 * c4x.c (c4x_legitimize_reload_address): Remove.
4329 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
4330 reload address for ldp(k) insn.
4332 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
4334 * pa.md (return_internal): Add a USE of the PIC register to ensure
4335 it is restored after each call.
4336 (return expander): Corresponding changes.
4338 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4340 * rs6000.h (INIT_EXPANDERS): Delete.
4341 (RETURN_ADDR_RTX): Call rs6000_return_addr().
4342 * rs6000.c (rs6000_override_options): Call *_machine_status from
4344 (rs6000_init_expanders): ...instead of here. Delete.
4345 (rs6000_mark_machine_status): New function.
4346 (rs6000_init_machine_status): Use xcalloc.
4347 (rs6000_return_addr): Generate RTX for the return address.
4348 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4349 (rs6000_stack_info): Use it.
4351 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4353 * gthr-win32.h: Include errno.h to get a declaration for
4354 EINVAL and _mingw.h if the target is mingw32.
4356 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4358 * cpp.texi: Correct typos.
4360 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4362 * explow.c (probe_stack_range): Ensure value passed to
4363 stack_check_libfunc is ptr_mode, not Pmode.
4365 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4367 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4368 case, don't use operand_subword to calculate a SUBREG that is
4371 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4373 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4375 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4376 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4377 valid. If not replace it by equivalent insns.
4379 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4381 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4382 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4383 (c4x_U_constraint, symbolic_address_operand): Likewise.
4384 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4386 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4387 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4388 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4389 anulling slot because of silicon bug.
4390 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4392 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4394 * cppexp.c (parse_charconst): Change `mask' type to agree
4397 2001-01-21 Richard Henderson <rth@redhat.com>
4399 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4400 pic_label_name in a linkonce section.
4402 2001-01-17 Philipp Thomas <pthomas@suse.de>
4404 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4406 * configure: Regenerate.
4408 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4410 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4411 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4413 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4415 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4416 If REVERSE nonzero then condition code in X must be reversed.
4417 (encode_section_info): Optimise if/else.
4418 (avr_function_value): Fix formatting.
4420 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4421 (difficult_branch): Likewise.
4422 (rvbranch): Likewise.
4423 (difficult_rvbranch): Likewise.
4425 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4427 * config/avr/libgcc.S: Fix comment.
4429 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4431 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4433 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4435 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4437 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4439 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4440 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4441 * configure, config.in: Regenerate.
4442 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4443 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4444 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4445 (doprint.o): New rule.
4447 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4449 * c-typeck.c (digest_init): Handle boolean types as scalars.
4451 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4453 * stmt.c (expand_return): Don't return anything if size is zero.
4454 Delete redundant assignment to BYTES.
4455 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4457 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4459 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4460 the same as the default library function names.
4461 * config/avr/avr.md: Document special characters after '%'.
4462 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4463 knowing which of the call-used registers are really clobbered.
4464 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4465 New. Both quotient and remainder from one libgcc.S call.
4466 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4467 clobber as few registers as possible.
4468 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4470 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4472 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4473 context of the top of the stack.
4475 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4477 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4478 (fixup_var_refs_insns): ...here.
4480 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4482 * function.c (fixup_var_refs_insns): Break up into
4483 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4484 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4485 [loop over hash table entries].
4486 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4487 fixup_var_refs_insns_with_hash, to match above changes.
4489 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4491 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4492 (libgcc.a): Likewise.
4493 (stmp-multilib): Likewise.
4494 (STAGE2_FLAGS_TO_PASS): Likewise.
4496 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4498 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4499 temporary if no_new_pseudos.
4501 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4503 * cppinternals.texi: Update.
4505 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4507 * arm.c (arm_init_builtins): Re-enable builtins.
4509 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4511 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4512 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4513 element to be null, and always expect an EXPR_LIST.
4514 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4515 * sched-deps.c (sched_analyze_1): Likewise.
4516 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4518 * regclass.c (max_set_parallel): New variable.
4519 (reg_scan): Take it into account in computation of max_parallel.
4520 (reg_scan_mark_refs, case SET): Compute it.
4522 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4524 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4525 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4527 2001-01-19 Jason Merrill <jason@redhat.com>
4529 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4530 for the abstract instance of an inline function.
4532 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4533 J"orn Rennecke <amylaar@redhat.com>
4535 * reload1.c (move2add_note_store): Treat all registers directly or
4536 indirectly derived from a base register as members of the same set
4538 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4539 of base register into account.
4541 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4543 * alias.c (find_base_value): Recognize TRUNCATE.
4544 (record_set): In PLUS case, invalidate if other summand is also a
4547 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4549 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4550 entry to be EXPR_LIST.
4551 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4552 be an EXPR_LIST (but not null, which other code doesn't allow).
4553 (note_stores): Properly handle PARALLEL in SET.
4554 Recursively call for top-level PARALLEL.
4555 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4556 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4558 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4560 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4562 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4563 not pfile->skipping (== 0).
4565 2001-01-17 Nick Clifton <nickc@redhat.com>
4567 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4570 2001-01-17 Jim Wilson <wilson@redhat.com>
4572 * invoke.texi (IA-64 options): Improve.
4574 2001-01-17 Tom Tromey <tromey@redhat.com>
4576 * invoke.texi (Optimize Options): Use `{}' to around @samp
4579 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4581 * invoke.texi (-fno-guess-branch-probability): New option.
4583 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4585 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4586 case of making new double-word constant.
4587 Revert last change: instead just test i3_subst_into_i2.
4589 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4591 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4592 Use q constraints instead of r.
4594 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4596 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4597 (machine_function): Define.
4598 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4599 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4600 pa_free_machine_status): New functions.
4601 (override_options): Set {init,mark,free}_machine_status to above.
4602 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4603 PIC_OFFSET_TABLE_REGNUM_SAVED.
4604 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4605 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4606 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4607 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4608 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4610 2001-01-15 DJ Delorie <dj@redhat.com>
4612 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4616 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4618 * flow.c (propagate_on_insn): Make trying to delete a prologue
4619 or epilogue insn an ICE, not a warning. Allow doing this if
4620 the current function returns with stack pointer depressed.
4622 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4623 I3 having more than one SET.
4625 2001-01-16 Jim Wilson <wilson@redhat.com>
4627 * invoke.texi: Document IA-64 options.
4629 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4630 (fixup_errata): Delete TARGET_A_STEP use.
4631 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4632 (TARGET_SWITCHES): Delete -ma-step option.
4633 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4634 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4635 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4636 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4637 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4638 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4640 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4641 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4642 cmovsi_internal): Delete ! TARGET_A_STEP check.
4644 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4646 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4647 possibility to report bugs via postal mail. Change a URL and
4648 merge in a nearly duplicate statement...
4649 (Bug Reporting): ...from here.
4650 (Service): Refer to the Bug Reporting section instead of
4652 (Contributing): Remove trivial explanations concerning snapshots.
4654 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4656 * cppmain.c (general_init): Don't use ANSI prototype.
4658 2001-01-16 Tom Tromey <tromey@redhat.com>
4660 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4662 2001-01-16 Richard Henderson <rth@redhat.com>
4664 * config/i386/i386.h: Fix comment typo.
4665 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4666 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4668 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4670 * gcc.c: Revert previous -fsyntax-only-related change; move
4673 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4675 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4676 inmode after checking GET_CODE (op).
4678 2001-01-16 Richard Henderson <rth@redhat.com>
4680 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4681 (MAX_MEM_SET_LIST_LEN): New.
4682 (propagate_one_insn): Update mem_set_list_len.
4683 (invalidate_mems_from_autoinc): Likewise.
4684 (invalidate_mems_from_set): Likewise.
4685 (mark_used_regs): Likewise.
4686 (init_propagate_block_info): Likewise. Stop collecting memories
4687 when we reach MAX_MEM_SET_LIST_LEN.
4688 (mark_set_1): Likewise.
4690 2001-01-16 Richard Henderson <rth@redhat.com>
4692 * unroll.c (precondition_loop_p): Fail if no iteration
4695 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4697 * gcc.c: When -fsyntax-only is given, do not complain about
4700 2001-01-15 Richard Henderson <rth@redhat.com>
4702 * config/i386/i386.c (asm_output_function_prefix): Remove.
4703 (ix86_asm_file_end): New.
4704 (load_pic_register): Generate pic_label_name into a
4705 staticly allocated buffer.
4706 * config/i386/i386-protos.h: Update.
4707 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4708 (ASM_FILE_END): New.
4709 * config/i386/i386afe.h: New file.
4710 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4711 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4712 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4713 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4714 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4715 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4716 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4718 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4720 * Makefile.in (install-man): Remove explicit dependency on
4723 * configure.in, configure: Revert previous patch requiring perl
4726 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4728 * toplev.c (flag_guess_branch_prob): New.
4729 (f_options): Add guess-branch-probability option.
4730 (rest_of_decl_compilation): Only estimate branch probability if
4732 (main): set flag_guess_branch_prob.
4734 * flags.h (flag_guess_branch_prob): New.
4736 2001-01-15 DJ Delorie <dj@redhat.com>
4738 * gcc.texi (Makefile): Add documentation for Makefile targets.
4740 2001-01-15 Philip Blundell <philb@gnu.org>
4742 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4744 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4745 (is_pic): Delete declaration.
4746 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4747 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4748 * config/arm/arm.md (builtin_setjmp_receiver): New.
4750 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4752 * arm.c (use_return_insn): Don't try to determine the function type
4753 until after reload has completed.
4754 (arm_output_epilogue): Don't adjust the sp value recovered from the
4756 (emit_multi_reg_push): Don't record dwarf information for the pc.
4757 * arm.md (eh_epilogue): The function type may have changed, so it
4758 needs to be recalculated.
4759 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
4760 unwind tables on arm/netbsd.
4762 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4764 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4765 (negated_cbranchsi4): Likewise.
4767 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4769 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4770 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4771 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4772 pass -mapcs-* options to assembler.
4773 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4774 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4775 (ASM_SPEC): Call subtarget_extra_asm_spec.
4777 2001-01-15 Andreas Jaeger <aj@suse.de>
4779 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4781 (ix86_expand_builtin): Likewise.
4783 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4784 warning about comparison between signed and unsigned.
4786 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4788 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4790 2001-01-14 Ralf Baechle <ralf@gnu.org>
4792 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4793 SUBTARGET_CPP_SPEC apropriatly.
4795 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4797 * varasm.c (make_decl_rtl): Fix typo in last change.
4799 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4801 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4802 linker supports the init_priority C++ attribute.
4803 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4804 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4805 linker does not support init_priority C++ attribute.
4807 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4809 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4811 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4813 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4814 * cp/lex.c (finish_parse): Similarly.
4815 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4816 Return the number of errors encountered.
4817 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4818 * cppmain.c (main): Don't call cpp_destroy.
4820 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4822 * configure.in: Require at least perl 5.6.0 to regenerate
4824 * configure: Regenerate.
4826 2001-01-14 Richard Henderson <rth@redhat.com>
4828 * genrecog.c (DT_veclen_ge): New.
4829 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4830 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4831 (nodes_identical_1): Handle DT_veclen_ge.
4832 (write_cond, debug_decision_2): Likewise.
4834 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4836 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4838 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4840 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4842 * cppmain.c (do_preprocessing): New function; most of the old
4844 (main): Call it to do most of the work.
4845 (cb): Move from global scope to set_callbacks ().
4846 (setup_callbacks): Get the callback pointer.
4847 (general_init, printer_init): Clean up code and comments.
4849 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4851 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4854 2001-01-14 Kazu Hirata <kazu@hxi.com>
4856 * config/h8300/h8300.c (get_shift_alg): Update comments.
4858 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4860 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4861 (alloc_page, ggc_alloc): Add casts to remove warnings.
4863 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4865 * combine.c (simplify_comparison): Don't change `code' when
4866 can't reverse comparison.
4868 2001-01-14 Richard Henderson <rth@redhat.com>
4870 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4871 update all call sites. Return true for all non-label constants.
4873 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4875 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4877 (ix86_expand_branch): Update.
4878 (ix86_expand_setcc): Update to handle multiple test conditions.
4879 (expand_int_movcc): Likewise.
4880 (expand_fp_movcc): Likewise.
4881 * i386-protos.h (ix86_expand_compare): New.
4882 * i386.md (andqi_?_slp, orqi_?_slp): New.
4883 (conditional trap expander): Update call to ix86_expand_compare.
4885 2001-01-14 Richard Henderson <rth@redhat.com>
4887 * config/vax/vax.md: Use nonimmediate_operand instead of
4888 general_operand in destinations.
4890 * config/vax/vax.md (indirect_jump): Use register_operand.
4892 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4893 * config/vax/vax.md (call_pop): Turn into an expander.
4894 (call_value_pop): Likewise.
4895 (call, call_value): New.
4897 2001-01-14 Andreas Jaeger <aj@suse.de>
4899 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4901 (ix86_fp_compare_mode): Add unused attribute.
4902 (ix86_expand_fp_movcc): Remove unused variable.
4903 (ix86_expand_builtin): Make fcode unsigned.
4905 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4906 (expand_expr): Add cast to avoid signed warning.
4907 (store_field): Likewise.
4908 (store_constructor_field): Likewise.
4909 (store_constructor): Likewise.
4910 (store_expr): Likewise.
4911 (clear_storage): Likewise.
4912 (emit_group_store): Likewise.
4913 (emit_group_load): Likewise.
4915 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4917 * c-common.c: Move format checking code to ...
4918 * c-format.c: ... here. New file. Reorder some functions and
4920 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4922 * c-common.h (decl_handle_format_attribute,
4923 decl_handle_format_arg_attribute): Declare.
4924 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4925 (c-common.o): Adjust dependencies.
4926 (c-format.o): New list of dependencies.
4928 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4930 * unroll.c (loop_iterations): If we cannot prove iteration variable
4931 is set once in each iteration, punt.
4933 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4935 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4936 (*strlenhi): Remove clobber (which was buggy) of output address.
4938 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4940 * Makefile.in (generated-manpages): Add gcc.1
4941 ($(srcdir)/gcc.1): New target.
4942 (maintainer-clean): Delete $(srcdir)/gcc.1.
4943 * gcc.texi: Add macros @gccoptlist and @gol.
4944 * invoke.texi: Include option summary in manpage. Mark up option
4945 summary with @gccoptlist and @gol. Use @r in one place where
4947 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4948 * gcc.1: Generate from invoke.texi.
4950 2001-01-13 Richard Henderson <rth@redhat.com>
4952 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4953 (struct page_entry): Add group member.
4954 (struct page_group): New.
4955 (struct globals): Add page_groups member.
4956 (alloc_anon): Only define for using mmap; remove valloc call.
4957 (page_group_index): New.
4958 (set_page_group_in_use): New.
4959 (clear_page_group_in_use): New.
4960 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4961 (free_page, release_pages): Likewise.
4962 * configure.in (with-gc): Default to ggc-page always.
4964 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4966 * reload1.c (replace_pseudos_in_call_usage): Use
4967 reg_equiv_constant and reg_equiv_address, and don't try
4968 regno_reg_rtx first.
4970 2001-01-13 Richard Henderson <rth@redhat.com>
4972 * ggc-page.c (alloc_page): Round up allocation size to one page.
4973 Set e->order on extra pages.
4975 2001-01-13 Richard Henderson <rth@redhat.com>
4977 * genrecog.c (nodes_identical): Expand commentary.
4978 (write_switch): Watch out for identical nodes.
4980 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4982 * cppfiles.c (_cpp_fake_include): New function.
4983 * cpphash.h (_cpp_fake_include): New.
4984 * cpplib.c (do_line): Call _cpp_fake_include when entering
4985 header files in preprocessed input.
4986 * cppmain.c (cb_pragma_implementation): Remove handling.
4987 (setup_callbacks): Don't register pragmas.
4989 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4991 * extend.texi: Udate for CPP.
4993 2001-01-13 Andreas Jaeger <aj@suse.de>
4995 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4997 * regmove.c: Add prototype for replace_in_call_usage.
4999 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5001 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
5002 struct cpp_chunk, struct htab, struct toklist,
5003 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
5004 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
5005 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
5006 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
5007 (struct macro_args): Delete.
5008 * cpphash.h: See above.
5010 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5012 * cppmain.c (struct printer): Remove no_line_dirs.
5014 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
5015 : Use options rather than CPP_OPTION.
5016 (setup_callbacks): Use cb rather than pfile->cb.
5017 (main): No need to check for a buffer. Use cpp_errors.
5018 (printer_init): Don't set no_line_dirs.
5019 (maybe_print_line): Use options not no_line_dirs.
5020 (cb_file_change): Don't call print_line if -P.
5022 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5024 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
5026 * c-parse.in (finish_parse): Use cpp_errors.
5027 (__yylex): Use return value of cpp_pop_buffer.
5028 * cp/lex.c (finish_parse): Use cpp_errors.
5029 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
5031 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
5033 * README.AVR: URLs corrected.
5035 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5037 * c-decl.c (start_function): Don't warn if old prototype is builtin
5038 that's not in C's namespace.
5039 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
5040 (_bb): Add prototype for ctime.
5041 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
5043 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
5045 * i386.c (ix86_fp_comparison_arithmetics_cost,
5046 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
5047 ix86_fp_comparison_cost): New functions.
5048 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
5049 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
5050 two-branch sequences; make static.
5051 (ix86_use_fcomi_compare): Do decision according to the costs.
5052 (split_fp_branch): New.
5053 * i386.md (compare-and-branch patterns): Use split_fp_branch.
5054 * i386-protos.h (ix86_expand_fp_compare): Remove
5055 (ix86_split_fp_branch): Declare.
5057 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
5058 and ix86_comparison_operator.
5060 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
5063 * i386.c (put_condition_code): Output properly the unordered/ordered
5064 compares in fp case.
5065 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
5067 * tm.texi (REVERSE_CONDITION): Document.
5068 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
5069 in -ffast-math mode.
5070 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
5072 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5074 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
5076 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
5079 * config/sh/sh.c (mova_p): Fix test for mova_const.
5081 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5083 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
5084 cpp_get_options rather than dereferencing pfile and using
5086 * scan-decls.c (scan_decls): Use return value of
5087 cpp_pop_buffer rather than CPP_BUFFER.
5089 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5091 * cppinit.c (cpp_handle_option): help_only is now part of the
5092 cpp_options structure.
5093 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
5094 cpp_set_callbacks): New functions.
5095 * cpplib.h (cpp_callbacks): Break out as a named structure.
5096 (cpp_options): Move help_only here from cpp_reader.
5097 (CPP_FATAL_ERRORS): Update to use cpp_errors.
5098 (cpp_errors, cpp_get_options, cpp_get_callbacks,
5099 cpp_set_callbacks): New prototypes.
5100 * cppmain.c (main): Update for help_only.
5102 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5104 * Makefile.in (info, maintainer-clean, install-info, uninstall):
5105 Also build and remove and install and uninstall c-tree.info and
5107 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
5108 ($(srcdir)/cppinternals.info): New target.
5109 * c-tree.texi: Change file name used when makeinfo used without -o
5110 from ir.info to c-tree.info. Add info directory entry.
5111 * cppinternals.texi: Add info directory entry.
5112 * .cvsignore: Update.
5114 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5116 * c-typeck.c (store_init_value): Don't require constant initializer
5117 elements with -pedantic -std=c99.
5118 (digest_init): Change error about non-constant initializer elements
5120 (constructor_range_end): Remove.
5121 (constructor_incremental, designator_depth,
5122 designator_errorneous): New variables.
5123 (struct constructor_stack): Remove range_end, add incremental.
5124 (struct constructor_range_stack, constructor_range_stack): New.
5125 (struct initializer_stack): Add constructor_range_stack.
5126 (finish_init): Set it.
5127 (start_init): Likewise. require_constant_elements for non-static
5128 trees only if not flag_isoc99.
5129 (really_start_incremental_init): Remove constructor_range_end, add
5130 constructor_incremental.
5131 (pop_init_level): Likewise.
5132 (push_init_level): Likewise. If implicit and the subobject had some
5133 value set already, preinitialize the level with it.
5134 Warn about missing braces only if not pushing due to designators.
5135 (set_designator, push_range_stack): New functions.
5136 (set_init_label): Use them.
5137 (set_init_index): Likewise. Remove constructor_range_end.
5138 Error if designator index is outside of array bounds.
5139 (add_pending_init): Compare values of purpose index trees, not the
5140 trees themselves. Allow overwriting of already initialized element.
5141 Issue a warning if it had side-effects.
5142 (set_nonincremental_init, set_nonincremental_init_from_string): New
5144 (pending_init_member): Rename to...
5145 (find_init_member): ...this function. Call set_nonincremental_init
5146 if necessary. Compare values of purpose index trees, not the trees
5147 themselves. Return the actual value, not just non-zero if something
5149 (output_init_element): Remove checks for duplicates.
5150 If field has zero size, only check the initializer for correctness.
5151 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
5152 if constructor_incremental is zero. Change error about initializers
5153 not computable at load time into pedwarn.
5154 (output_pending_init_elements): Compare bit positions, not
5155 FIELD_DECLs to take into account zero-sized fields.
5156 (process_init_element): Use constructor_range_stack to fill all
5157 ranges in the designator lists from current level up.
5158 * extend.texi: Update documentation for labeled elements.
5160 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
5162 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
5163 to function usage for arguments passed by reference. Optimize
5164 callee-copied arguments.
5165 * regmove.c (replace_in_call_usage): New function.
5166 (fixup_match_1): Call it.
5167 * cse.c (cse_insn): Canonicalize registers in function usage.
5168 * reload1.c (replace_pseudos_in_call_usage): New function.
5171 * Makefile.in: Reverted yesterday's wrong patch. Installed the
5174 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5176 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
5179 2001-01-12 DJ Delorie <dj@redhat.com>
5181 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
5182 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
5185 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5187 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
5188 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
5189 -std options alongside references to -ansi. Update some
5190 documentation for C99.
5191 * cpp.1: Regenerate.
5193 2001-01-12 Andreas Jaeger <aj@suse.de>
5195 * haifa-sched.c (restore_line_notes): Remove argument block B
5197 * sched-ebb.c (schedule_ebb): Change caller.
5198 * sched-rgn.c (schedule_region): Likewise.
5199 * sched-int.h (restore_line_notes): Adjust prototype.
5201 * loop.h: Remove wrong declaration of doloop_condition_get.
5203 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5205 * extend.texi: Move C++-extension-related node from the C section
5206 into the C++ section.
5208 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5210 * extend.texi: Refer to an array of pointers to functions instead
5211 of one of functions.
5213 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
5214 Jan Hubicka <jh@suse.cz>
5216 * combine.c (reversed_comparison): Fix typo in last patch.
5218 (combine_reversed_comparison_code): Make static to follow
5219 prototype declaration.
5221 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5223 * install.texi: Remove misplaced duplicate entry.
5225 2001-01-11 Ulrich Drepper <drepper@redhat.com>
5227 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
5229 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
5231 * final.c: (leaf_function_p): Fix typo.
5233 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
5235 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
5236 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
5238 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
5239 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
5240 mmap_anon, and valloc is available.
5241 * ggc-page.c: Restructure ifdef logic to match new autoconf
5242 spec. Don't throw away the test page in init_ggc.
5244 * configure, config.in: Regenerate.
5246 2001-01-12 Michael Hayes <mhayes@redhat.com>
5248 * loop.h (total_biv_increment): Constify iv_class pointer.
5249 (struct induction): Replace `mem_mode' with `mem' rtx.
5250 * unroll.c (total_biv_increment): Constify iv_class pointer.
5251 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
5252 (find_mem_givs, combine_givs_p): Likewise.
5253 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
5255 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
5257 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
5259 (__gthread_getspecific): Ditto.
5261 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
5263 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
5264 put_condition_code): Convert fp comparison codes to integer
5266 (ix86_expand_fp_compare): Postnote the fp comparison code converison
5269 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
5270 * i386-protos.h (no_comparison_operator): Kill.
5272 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
5274 * combine.c (REVERSIBLE_CC_MODE): Remove.
5275 (reversible_comparison_p): Remove.
5276 (combine_reversed_comparison_code): New.
5277 (reversed_comparison): New.
5278 (combine_simplify_rtx): Use
5279 combine_reversed_comparison_code/reversed_comparison instead
5280 of reversible_comparison_p.
5281 (simplify_if_then_else): Likewise.
5282 (simplify_set): Likewise.
5283 (simplify_logical): Likewise.
5284 (if_then_else_cond): Likewise.
5285 (known_cond): Likewise.
5286 (simplify_comparison): Likewise.
5288 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
5290 * builtins.c (std_expand_builtin_va_start): Handle varargs when
5291 sizeof (int) is larger than sizeof(__word__).
5293 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5295 * cppinit.c (do_includes): Fix typo.
5297 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5299 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
5300 in S_REGS does not occur because not all sources are possible
5301 when a S_REGS is a destination (sometimes needs a clobber).
5302 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
5303 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
5304 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
5305 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
5306 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
5307 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
5308 (lshrdi_const1, lshrsi3_const16): Likewise.
5309 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
5310 (*movhi_68hc12, *movqi_68hc12): Likewise.
5311 (movstrictqi): Make sure reloading in D_REGS as a destination
5314 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5316 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5318 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5320 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
5321 -D, -U and -A, and don't initialize the builtins.
5322 (do_includes): Error if -include or -imacros with -fpreprocessed.
5323 * cppmain.c (cb_define, cb_undef): Unconditionally process
5325 * tradcpp.c (main): Fix typo.
5327 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
5329 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
5330 (read_name_map): Use IS_ABSOLUTE_PATH.
5331 * tradcpp.c (get_filename): Likewise.
5333 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5335 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
5336 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
5337 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
5338 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
5339 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
5340 (cmphi_z_used): Don't use '@' for the output.
5341 (tstqi_z_used): Likewise.
5342 (cmpqi_z_used): Likewise.
5343 (one_cmplsi2): Likewise.
5345 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5347 * config/sh/sh.c (barrier_align): Recognize branch around far
5348 branch and redundant insn.
5350 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5352 * invoke.texi: Restore documentation of the drivers' switches -MD
5355 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5357 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5359 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5360 check-objc//%): Support parallel testing of multilibs.
5361 (TESTSUITEDIR): Set to testsuite by default, but override for
5363 (check-gcc, check-g++, check-g77, check-objc): Enter
5366 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5368 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5369 * sched-deps.c (deps_may_trap_p): Likewise.
5370 * basic-block.h: Remove a comment.
5371 * flow.c (PROP_POSTRELOAD): Remove.
5372 (update_life_info): Don't add it to prop_flags.
5373 (mark_set_1): Lose the code that was enabled by it.
5375 2001-01-11 Michael Hayes <mhayes@redhat.com>
5377 * flow.c (flow_call_edges_add): New.
5378 * basic_block.h (flow_call_edges_add): New.
5380 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5382 * reload1.c (move2add_note_store): Update reg_set_luid even if
5383 base reg remains the same.
5385 2001-01-10 Nick Clifton <nickc@redhat.com>
5387 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5388 machine_function structure to zero.
5389 Add prototypes for machine_status functions.
5391 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5393 * c-common.h (CTI_VOID_LIST): Remove.
5394 (void_list_node): Likewise.
5395 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5396 (void_list_node): New macro.
5397 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5398 * config/i386/i386.c (ix86_init_builtins): Likewise.
5399 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5401 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5403 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5404 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5406 * tradcpp.c: Include mkdeps.h.
5407 (deps, print_deps_phony_targets, deps_append, output_deps,
5408 init_dependency_output, output_deps): New.
5409 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5410 deps_output): Delete.
5411 (print_deps_missing_files): Rename deps_missing_files.
5412 (inhibit_output): Make global.
5413 (main): Delete inhibit_output, deps_stream, deps_target.
5414 Use mkdeps functionality in the same way as cpplib. Remove
5415 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5416 -M and -MM. Remove old handling of deps via deps_out, and
5417 old reading of environment variables.
5418 (get_filename): Update to use deps_add_dep.
5420 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5422 * output.h (make_function_rtl): Remove prototype.
5423 (make_decl_rtl): Likewise.
5424 * varasm.c (make_function_rtl): Remove.
5425 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5426 than from a third parameter.
5427 * tree.h (make_decl_rtl): Remove last parameter.
5428 * c-decl.c (builtin_function): Remove last argument in call to
5429 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5430 (start_function): Likewise.
5431 * except.c (call_get_eh_context): Likewise.
5432 * expr.c (emit_block_move): Likewise.
5433 (clear_storage): Likewise.
5434 * profile.c (output_func_start_profiler): Likewise.
5435 * toplev.c (rest_of_decl_compilation): Likewise.
5436 * objc/objc-act.c (create_builtin_decl): Likewise.
5437 (synth_module_prologue): Likewise.
5438 (generate_static_reference): Likewise.
5439 (build_selector_reference_decl): Likewise.
5440 (build_class_reference_decl): Likewise.
5441 (build_objc_string_decl): Likewise.
5442 (build_protocol_reference): Likewise.
5444 2001-01-10 Richard Henderson <rth@redhat.com>
5446 * hwint.h: Revert yesterday's change.
5448 2001-01-10 Nick Clifton <nickc@redhat.com>
5450 * function.h (save_machine_status): Delete.
5451 (restore_machine_status): Delete.
5452 Amend comment describing {init|mark|free}_machine_status.
5454 * function.c (save_machine_status): Delete.
5455 (restore_machine_status): Delete.
5456 Amend comment describing {init|mark|free}_machine_status.
5457 (push_function_context_to): Remove invocation of
5458 save_machine_status.
5459 (pop_function_context_from): Remove invocation of
5460 restore_machine_status.
5462 * emit-rtl.c (init_emit_once): Amend comment describing
5463 {init|mark|free}_machine_status.
5465 * tm.texi (Per-Function Data): New node. Describe the
5466 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5469 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5471 * cppinit.c (OPT_g): Remove.
5472 (cpp_handle_option): Update for removed -g3.
5473 (print_help): Update.
5474 * cpplib.h (struct cpp_options): Remove debug_output.
5475 * cppmain.c (setup_callbacks, cb_define): Update.
5476 * gcc.c (cpp_options): Translate -g3 to -dD.
5478 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5480 * config/i960/i960.md: Change modifier to + on the zero_extract
5481 pattern after the (rotate -2 reg) canonicalization pattern.
5483 2001-01-10 Richard Henderson <rth@redhat.com>
5485 * config/alpha/alpha.c (alpha_free_machine_status): New.
5486 (override_options): Install it.
5487 (alpha_mark_machine_status): Verify machine non-null.
5488 * config/i386/i386.c (ix86_free_machine_status): New.
5489 (override_options): Install it.
5490 (ix86_init_machine_status): Use xcalloc.
5491 (ix86_mark_machine_status): Verify machine non-null.
5492 * config/ia64/ia64.c (ia64_free_machine_status): New.
5493 (ia64_override_options): Install it.
5494 (ia64_mark_machine_status): Verify machine non-null.
5496 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5498 * function.c (instantiate_virtual_regs): Instantiate virtual
5499 registers found in CALL_INSN_FUNCTION_USAGE.
5501 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5503 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5504 equivalent to -ansi in disabling -Di386.
5506 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5508 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5510 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5512 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5514 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5516 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5518 * invoke.texi: Document that -fcond-mismatch isn't supported for
5521 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5523 * gcc.texi: Define macro gcctabopt.
5524 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5525 @command, @env and @option in some places where appropriate. Use
5526 @gcctabopt where appropriate. Put URLs and email addresses inside
5529 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5531 * gcc.c (cpp_options): Set MD file name from output
5532 filename, if specified.
5533 (suffix_subst): New static variable.
5534 (do_spec): Clear it.
5535 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5537 (give_switch): Handle suffix_subst.
5539 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5541 * invoke.texi: Fix another typo.
5543 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5545 * invoke.texi: Fix typo.
5547 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5549 * c-lang.c (lang_hooks): Update.
5550 (lang_decode_option): Remove.
5551 (lang_init_options): Rename c_init_options.
5552 * toplev.c (main): Use lang_hooks for lang_init_options
5553 and lang_decode_option.
5554 * toplev.h (lang_hooks): Add 2 new hooks.
5555 * tree.h: Remove lang_init_options and lang_decode_option.
5556 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5557 * cp/decl2.c: Similarly.
5558 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5559 (lang_hooks): Update.
5560 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5562 (lang_init_options): Rename ffe_init_options.
5563 (lang_hooks): Update.
5564 (lang_decode_option): Remove.
5565 * java/lang.c (lang_init_options): Rename java_init_options.
5566 (lang_decode_option): Rename java_decode_option.
5567 (lang_hooks): Update.
5568 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5569 (lang_decode_option): Rename objc_decode_option.
5570 (lang_hooks): Update.
5572 2001-01-09 Nick Clifton <nickc@redhat.com>
5574 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5575 (d30v_return_addr_rtx): Delete.
5576 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5577 cfun->machine structure.
5578 (struct machine_function): Move to d30v.h
5579 (d30v_save_machine_status): Delete.
5580 (d30v_restore_machine_status): Delete.
5581 (d30v_init_machine_status): New Function.
5582 (d30v_mark_machine_status): New Function.
5583 (d30v_free_machine_status): New Function.
5584 (d30v_init_expanders): Use new functions.
5585 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5586 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5587 d30v_return_addr_rtx.
5589 * config/d30v/d30v.h (struct_machine): Move here.
5590 Add eh_epilogue_sp_ofs field.
5592 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5593 field in cfun->machine structure.
5595 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5597 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5598 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5599 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5601 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5603 * objc/lang-options.h: Remove bogus reference to
5606 2001-01-09 Kazu Hirata <kazu@hxi.com>
5608 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5611 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5613 * reload.c (find_reloads_address): Check for eliminable registers
5614 when substituting a constant expression for a pseudo.
5616 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5618 * c-common.c (enum format_type): Add format_type_error.
5619 (decode_format_type): New function.
5620 (decl_attributes): Use it.
5621 (format_kind_info): Adjust comment.
5623 2001-01-09 David O'Brien <obrien@BSDi.com>
5625 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5626 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5628 * config/i386/gnu.h: Don't include required platform specific .h files,
5629 tm.h will do it instead.
5630 * config/i386/i386elf.h: Likewise.
5631 * config/i386/linux.h: Likewise.
5632 * config/i386/moss.h: Likewise.
5633 * config/mips/gnu.h: Likewise.
5635 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5637 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5638 (rs6000-ibm-aix3.[01]*): Likewise.
5639 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5640 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5641 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5642 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5643 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5644 (powerpc-*-eabiaix*): Likewise.
5645 (powerpc-*-eabisim*): Likewise.
5646 (powerpc-*-elf*): Likewise.
5647 (powerpc-*-eabi*): Likewise.
5648 (powerpc-*-rtems*): Likewise.
5649 (powerpc-*-linux*libc1): Likewise.
5650 (powerpc-*-linux*): Likewise.
5651 (powerpc-wrs-vxworks*): Likewise.
5652 (powerpcle-wrs-vxworks*): Likewise.
5653 (powerpcle-*-sysv*): Likewise.
5654 (powerpcle-*-elf*): Likewise.
5655 (powerpcle-*-eabisim*): Likewise.
5656 (powerpcle-*-eabi*): Likewise.
5657 (powerpcle-*-solaris2*): Likewise.
5658 * config/rs6000/aix31.h: Delete includes.
5659 * config/rs6000/aix3newas.h: Likewise.
5660 * config/rs6000/aix41.h: Likewise.
5661 * config/rs6000/aix43.h: Likewise.
5662 * config/rs6000/beos.h: Likewise.
5663 * config/rs6000/rtems.h: Likewise.
5664 * config/rs6000/sysv4.h: Likewise.
5666 2001-01-09 Kazu Hirata <kazu@hxi.com>
5668 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5669 Change an argument mode of machine_mode to shift_mode of
5670 shift_mode. Remove an extra error check.
5671 (emit_a_shift): Adopt to the new calling prototype of
5673 (function_prologue): Fix code for a monitor
5674 function. Support H8/S.
5675 (function_epilogue): Do not output pop for a monitor function.
5677 2001-01-09 Nick Clifton <nickc@redhat.com>
5679 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5680 (setup_incoming_varargs): Use sysv_varargs_p field of the
5681 cfun->machine structure.
5682 (struct machine_function): Move to rs6000.h
5683 (rs6000_save_machine_status): Delete.
5684 (rs6000_restore_machine_status): Delete.
5685 (rs6000_init_machine_status): New Function.
5686 (rs6000_free_machine_status): New Function.
5687 (rs6000_init_expanders): Use new functions.
5689 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5691 (struct machine_function): Move here.
5693 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5694 sysv_varargs_p field of the cfun->machine structure.
5696 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5698 (rs6000_restore_machine_status): Remove prototype.
5700 2001-01-09 Richard Henderson <rth@redhat.com>
5702 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5703 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5704 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5705 (sched_analyze_2, sched_analyze_insn): Likewise.
5706 (sched_analyze, init_deps): Likewise.
5707 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5708 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5709 (compute_block_backward_dependences): Update propagate_deps call.
5711 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5713 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5715 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5717 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5718 (cpp_handle_option): Handle them.
5719 (cpp_post_options): Ensure one of -M or -MM is specified with
5720 any other -M? option.
5721 (init_dependency_output): Suppress output with -MG.
5723 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5726 * invoke.texi: Update.
5728 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5730 * sh.md (reload_outsf): Generate recognizable patterns for
5733 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5735 * c-lang.c (lang_hooks): Update.
5736 (lang_init): Rename c_init.
5737 (lang_finish): Remove.
5738 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5740 * toplev.h (lang_hooks): Add init () and finish ().
5741 * tree.h (lang_init, lang_finish): Remove.
5742 * cp/tree.h (lang_init, lang_finish): Remove.
5743 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5744 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5746 (lang_init, lang_finish): Remove.
5747 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5748 (lang_hooks): Update.
5749 * java/lang.c (lang_init): Rename java_init.
5750 (lang_finish): Remove.
5751 (lang_hooks): Update.
5752 * objc/objc-act.c (lang_init): Rename objc_init.
5753 (lang_finish): Remove.
5754 (lang_hoooks): Update.
5756 20001-01-09 Graham Stott <grahams@redhat.com>
5758 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5759 after `ptr` is initialised.
5761 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5763 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5764 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5765 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5766 stack adjusts, instead of r3.
5768 2001-01-09 Michael Hayes <mhayes@redhat.com>
5770 * flow.c (flow_loop_scan): Break out of ...
5771 (flow_loops_find) ... here.
5772 * basic-block.h (flow_loop_scan): New.
5773 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5774 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5776 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5778 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5780 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5781 realloc()ing macro_buffer.
5783 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5784 if it's wider than long and the target's long is wider than the
5787 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5789 Remove support for using UWIN as a host machine.
5790 * configure.in: Issue an error message.
5791 * configure: Regenerated.
5792 * config.gcc: Remove xm_* UWIN configury.
5793 * config/i386/xm-uwin.h: Remove.
5795 2001-01-08 Nick Clifton <nickc@redhat.com>
5797 * config/v850/v850.c (ra_rtx): Delete.
5798 (v850_save_machine_status): Delete.
5799 (v850_restore_machine_status): Delete.
5800 (v850_init_machine_status): New function.
5801 (v850_mark_machine_status): New function.
5802 (v850_free_machine_status): New function.
5803 (v850_return_addr): Use ra_rtx field in machine structure.
5804 (v850_init_expanders): Use new functions.
5806 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5807 * config/v850/v850.c: Change arguments to v850_output+* functions
5808 to take a const char *, to avoid compile time warning.
5809 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5810 (USER_LABEL_PREFIX): Redefine.
5812 2000-01-08 Jim Wilson <wilson@redhat.com>
5814 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5815 1 to unsigned HOST_WIDE_INT before left shift.
5817 2001-01-08 Nick Clifton <nickc@redhat.com>
5819 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5820 the machine structure has been allocated.
5821 (arm_free_machine_status): New function: Free the machine
5822 specific function structure.
5824 2001-01-08 Richard Henderson <rth@redhat.com>
5826 * jump.c (simplejump_p): Revert last change.
5828 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5830 * cppinit.c (init): Rename init_library.
5831 (cpp_create_reader): Update.
5832 * gcc.c (cpp_options): If -o given, use it as the target of
5835 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5837 * arm.c (arm_arch5e): New variable.
5838 (all_cores): XScale is a 5TE device.
5839 (arm_override_options): Set arm_arch5e.
5840 (arm_init_builtins): __builtin_prefetch is in arch5e.
5841 * arm.h (arm_arch5e): Declare it.
5843 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5845 * arm.md (define_constants): Add defines for UNSPEC and
5846 UNSPEC_VOLATILE insns. Update all users.
5847 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5848 * arm.c (multi_register_push, note_invalid_constants)
5849 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5850 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5851 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5853 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5855 * jump.c (jump_optimize_1): Use reversed_comparison_code
5856 instead of can_reverse_comparison_p.
5857 (jump_back_p): Likewise.
5858 (invert_exp_1): Likewise.
5859 (thread_jumps): Likewise.
5860 * simplify-rtx.c (simplify_unary_operation): Likewise.
5861 (simplify_ternary_operation): Likewise.
5862 * cse.c (find_comparison_args): Convert to use
5863 can_reverse_comparison_p.
5864 (record_jump_equiv): Likewise.
5866 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5868 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5869 (EPILOGUE_USES): Define.
5870 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5871 automatically stack the LR if it isn't live.
5873 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5875 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5878 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5880 * ggc-page.c (max_alignment): New structure.
5881 (MAX_ALIGNMENT): New macro.
5882 (init_ggc): Use it to round up the sizes in the
5883 extra_order_size_table.
5885 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5887 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5890 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5892 * builtins.def (BUILT_IN_FPRINTF): New entry.
5894 * c-common.c (c_expand_builtin_fprintf): New function.
5895 (init_function_format_info): Handle __builtin_fprintf.
5896 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5897 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5899 * c-decl.c (duplicate_decls): Adjust comment.
5901 * extend.texi (fprintf): Document new builtin.
5903 2001-01-07 Richard Henderson <rth@redhat.com>
5905 * jump.c (simplejump_p): Recognize any single_set jump
5908 2001-01-07 Richard Henderson <rth@redhat.com>
5910 * configure.in (slibdir): Accept an --with-slibdir option.
5911 Use "test" not "[" in configure. Default to $(libdir).
5913 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5915 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5916 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5917 (SHLIB_LINK): Create links for the soname.
5918 * config/mips/t-iris6: Likewise.
5919 * config/sparc/t-slibgcc: Likewise.
5920 * config/sparc/t-slibgcc-sld: Likewise.
5922 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5924 * config/i386/i386.c (constant_call_address_operand): Accept
5925 (const (plus (symbol_ref) (const_int))).
5926 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5927 constant_call_address_operand.
5929 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5931 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5932 and LONG_LONG_TYPE_SIZE > 32.
5934 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5936 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5937 the previous change.
5939 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5941 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5943 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5944 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5945 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5948 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5950 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5952 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5954 * c-lang.c (c_post_options): Call cpp_post_options.
5955 * objc/objc-act.c (objc_post_options): Similarly.
5956 * cppmain.c (main): Similarly.
5957 * fix-header.c (read_scan_file): Similarly.
5958 * cppinit.c (cpp_start_read): Move option consistency checks
5959 to cpp_post_options. Don't call init_dependency_output.
5960 If needed, add default target and main file dependency.
5961 (OPT_MD, OPT_MMD): Remove.
5963 (cpp_handle_option): Update for OPT_* changes.
5964 (cpp_post_options): New.
5965 (init_dependency_output): Command line -MF overrides environment
5966 variables. Don't set default target etc. Suppress output
5967 if dependencies are going to stdout.
5968 (print_help): Update.
5969 * cpplib.h (cpp_post_options): New.
5970 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5972 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5974 * jump.c (comparison_dominates_p): Support unordered compares.
5976 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5978 * simplify-rtx.c (simplify_relational_operation): Always simplify
5979 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5982 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5984 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5985 (nonzero_bits): Likewise.
5986 (simplify_comparison): Likewise.
5987 (num_sign_bit_copies): Likewise; return more sane value depending
5988 on STORE_FLAG_VALUE.
5989 (known_cond): Do not assume EQ to be always true for equivalent
5992 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5994 * cse.c (fold_rtx): Handle unordered comparisons.
5996 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5998 * rtlanal.c (set_of_1): New static function.
5999 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
6000 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
6001 reg_set_last_last_regno): Remove.
6002 (set_of): New global function.
6003 (set_of_data): New structure.
6004 (reg_set_p, reg_set_last): Revamp for set_of.
6005 * rtl.h (set_of): New.
6007 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
6009 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
6010 * extend.texi: Document _Exit builtin.
6012 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6014 * (initialize, initialize_builtins,
6015 initialize_dependency_output, initialize_standard_includes):
6016 Rename s/initialize/init. Update.
6017 (init_dependency_output): Move to after
6018 cpp_handle_options, the correct location temporally at least.
6019 (opt_comp): Move next to init (), its caller. Fix prototype.
6020 (init): Make "initialized" local scope.
6021 (cpp_create_reader): Always call init ().
6022 (cpp_start_read): Update.
6023 (output_deps): New function, broken out of cpp_finish.
6024 (cpp_finish): Break out output_deps.
6026 2001-01-07 Richard Henderson <rth@redhat.com>
6028 * collect2.c (COFF specific stuff): Revert 12-06 patch
6029 to prototype system functions.
6031 2001-01-07 Michael Hayes <mhayes@redhat.com>
6033 * hard-reg-set.h: Add multiple include guard.
6034 * basic-block.h (struct loop): Add `sink' field.
6035 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
6036 (emit_iv_add_mult): Delete.
6037 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
6038 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
6039 (unroll_loop): Remove end_insert_before argument.
6040 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
6041 (maybe_eliminate_biv_1): Likewise.
6042 (emit_iv_add_mult): Delete.
6043 (gen_add_mult, loop_regs_update): New.
6044 (loop_insn_emit_after, loop_insn_emit_before): New.
6045 (loop_insn_sink, loop_insn_sink_or_swim): New.
6046 (emit_iv_add_mult): Delete.
6047 (scan_loop): Set loop->sink.
6048 (loop_givs_reduce): Use loop_insn_sink and its ilk.
6049 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
6050 (maybe_eliminate_biv_1): Likewise.
6051 (maybe_eliminate_biv_1): Add basic block argument.
6052 * unroll.c (unroll_loop): Remove end_insert_before argument.
6053 (find_splittable_regs): Likewise.
6054 (find_splittable_regs): Use loop_insn_sink and its ilk.
6055 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
6057 2001-01-07 Michael Hayes <mhayes@redhat.com>
6059 * loop.h (loop_insn_hoist): New prototype.
6060 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
6061 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
6062 (check_dbra_loop, load_mems): Likewise.
6063 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
6064 (find_splittable_givs): Likewise.
6066 2001-01-07 Michael Hayes <mhayes@redhat.com>
6068 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
6070 2001-01-07 Richard Henderson <rth@redhat.com>
6072 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
6074 2001-01-07 Richard Henderson <rth@redhat.com>
6076 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
6077 NO_SHARED_LIBGCC_MULTILIB as required for the target.
6078 * gcc.c (init_spec): Massage the existing libgcc_spec into a
6079 variant that handles a shared libgcc.
6080 (process_command): Always validate -{static,shared}-libgcc.
6081 (do_spec_1): New 'M' case.
6082 * invoke.text (Link Options): Document -{static,shared}-libgcc.
6084 2001-01-07 Richard Henderson <rth@redhat.com>
6086 * Makefile.in (slibdir): New variable.
6087 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
6088 (installdirs): Create slibdir.
6089 (install-libgcc, install-multilib): Defer to libgcc.mk.
6090 * configure.in (slibdir): Substitute.
6091 * mklibgcc.in (install): New target.
6093 * config/t-linux (SHLIB_LINK): Create links for the soname.
6094 (SHLIB_INSTALL): New.
6095 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
6096 * config/mips/t-iris6 (SHLIB_INSTALL): New.
6097 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
6098 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
6099 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
6101 2001-01-07 Richard Henderson <rth@redhat.com>
6103 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
6104 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
6105 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
6107 2001-01-07 Michael Hayes <mhayes@redhat.com>
6109 * loop.c (count_loop_regs_set): Delete.
6110 (load_mems_and_recount_loop_regs_set): Delete.
6111 (loop_regs_scan): Merge common code from count_loop_regs_set,
6112 scan_loop, and load_mems_and_recount_loop_regs_set.
6113 (scan_loop): Call load_mems directly and loop_regs_scan
6114 again if new registers created.
6116 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6118 * toplev.c (main): Call the front-end specific post_options
6119 hook if one is given.
6120 * toplev.h (struct_lang_hooks, lang_hooks): New.
6121 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
6122 for the C front end.
6123 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
6124 lang_hooks for the C++ front end.
6125 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
6126 lang_hooks for the ObjC front end.
6127 * f/com.c (lang_hooks): Hooks for the Fortran front end.
6128 * java/lang.c (lang_hooks): Hooks for the Java front end.
6130 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6132 * c-lex.c (init_c_lex): Request #define / #undef callbacks
6133 for verbose DWARF[2] debugging.
6134 (cb_define, cb_undef): The new callbacks.
6135 * toplev.h (debug_define, debug_undef): Make const correct.
6136 * toplev.c (debug_define, debug_undef): Similarly. Do not
6137 perform the verbosity tests here anymore.
6139 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
6141 * reload.c (subst_reloads): Take INSN argument. When
6142 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
6143 * reload.h (subst_reloads): Adjust prototype.
6144 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
6145 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
6146 present in JUMP_INSNs and copy them to JUMP_LABEL.
6147 * flow.c (find_label_refs, find_basic_blocks_1): Skip
6148 JUMP_INSNs and insns with REG_LABELs that are followed by
6149 JUMP_INSNs with the same REG_LABEL.
6150 * sched-rgn.c (is_cfg_nonregular): Likewise.
6151 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
6153 * unroll.c (unroll_loop): Look for REG_LABEL notes in
6155 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
6157 2001-01-06 Richard Henderson <rth@redhat.com>
6159 * loop.c (scan_loop): Use xcalloc for the regs array.
6160 (load_mems_and_recount_loop_regs_set): Zero the new memory
6161 received from xrealloc.
6163 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
6165 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
6167 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
6169 * integrate.c (copy_rtx_and_substitute): When copying
6170 an ignored return value, strip REG_FUNCTION_VALUE_P.
6172 2001-01-06 Michael Hayes <mhayes@redhat.com>
6174 * loop.c (debug_biv, debug_giv): New.
6175 (loop_biv_dump): Break out from ...
6176 (record_biv): ... here.
6177 (loop_giv_dump): Break out from ...
6178 (record_giv): ... here.
6179 (loop_bivs_check): Use print_simple_rtl.
6180 * unroll.c (loop_iterations): Use print_simple_rtl.
6182 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6184 * pa.md (return, return_internal): Modify patterns to prevent regrename
6185 mucking with the return pointer.
6187 2001-01-05 Richard Henderson <rth@redhat.com>
6189 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
6191 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
6193 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
6194 version supplied by Matteo Frigo.
6196 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6198 * cpp.texi: Update for -MQ.
6199 * cppinit.c (cpp_create_reader): Always create pfile->deps.
6200 (cpp_cleanup): Always free pfile->deps.
6201 (initialize_dependency_output): Don't create pfile->deps.
6202 (cpp_handle_option): Similarly.
6204 * gcc.c (cpp_options): Handle -MQ.
6205 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6206 * mkdeps.c (base_name): Remove.
6207 (deps_init): Don't allocate vector space until it's needed.
6208 (deps_free): Only free vectors if allocated.
6209 (deps_add_target, deps_add_dep): Update for initial allocation.
6210 (deps_add_default_target): Don't strip to the base_name.
6212 2001-01-05 DJ Delorie <dj@redhat.com>
6214 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
6215 (INIT_EXPANDERS): Define.
6217 * config/v850/v850.c (struct machine_function): Define.
6218 (v850_save_machine_status): New function.
6219 (v850_restore_machine_status): New function.
6220 (v850_return_addr): New function.
6221 (v850_init_expanders): New function.
6223 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
6224 and v850_init_expanders.
6226 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6228 * cpplib.h (struct cpp_reader): Add help_only field.
6229 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
6230 (cpp_handle_option): Set pfile->help_only if we see -h,
6231 --help, -target-help, or --version. Print version string but
6232 do not set help_only if we see -v or -version. Make text
6233 printed by -v match that printed by (-)-version.
6235 * cppmain.c (main): Exit after option parsing if
6236 pfile->help_only is true.
6238 * toplev.c (independent_decode_option): Call print_version,
6239 then exit, if we see --version (but not -version).
6240 (print_version): Split lengthy message into two lines.
6242 2001-01-05 Nick Clifton <nickc@redhat.com>
6244 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
6245 temporary string for initialisation before calling ggc_alloc_string.
6247 2001-01-06 Michael Hayes <mhayes@redhat.com>
6249 * rtl.h (print_simple_rtl): New.
6250 * print-rtl.c (print_simple_rtl): New.
6252 (print_rtx): Disable printing of flags and modes, etc.,
6253 if `flag_simple` nonzero.
6255 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6257 * function.c (fixup_var_refs): Use push_to_full_sequence where
6260 2001-01-05 Michael Meissner <meissner@redhat.com>
6262 * flags.h (flag_reorder_blocks): Add declaration.
6263 (flag_rename_block): Ditto.
6265 2001-01-05 DJ Delorie <dj@redhat.com>
6267 * function.c (reorder_blocks): Make sure the flags are all reset
6268 before using them to mark blocks, else a second invocation will
6269 corrupt the block chain.
6270 (reorder_blocks_0): New, resets the flags.
6272 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
6274 * cse.c (find_comparison_args): Stop if the argument is known to
6277 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6279 * config/sh/sh.md (movdf): When splitting load into pair of
6280 registers, don't clobber the register used in the address too
6283 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
6285 * varasm.c (mark_constant_pool): Improve initial comments.
6286 (mark_constants): Move marking of constants to mark_constant.
6287 (mark_constant): New function to recursively mark all constants
6288 referred to by a constant.
6290 2001-01-05 Catherine Moore <clm@redhat.com>
6292 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
6294 2001-01-05 Phil Edwards <pme@sources.redhat.com>
6296 * cp/lang-options.h: Bring comment in line with reality.
6297 * f/lang-options.h: Likewise.
6298 * java/lang-options.h: Likewise.
6299 * objc/lang-options.h: Likewise.
6300 * ch/lang-options.h: Likewise.
6301 * f/g77.texi: And update the manual.
6303 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
6304 Denis Chertykov <denisc@overta.ru>
6306 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
6307 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
6308 * config/avr/avr.md (all peepholes that request a scratch register):
6309 Call it, FAIL the peephole if not safe (in interrupt functions).
6311 2001-01-05 Mark Mitchell <mark@codesourcery.com>
6313 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
6315 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
6317 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
6319 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
6320 BUILT_IN_CREAL and BUILT_IN_CIMAG.
6321 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
6322 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
6323 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
6325 * extend.texi: Document these builtins.
6327 2001-01-05 Daniel Berlin <dberlin@redhat.com>
6329 * c-common.c (lang_get_alias_set): Say we know nothing of
6330 VECTOR_TYPE aliasing.
6332 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
6334 2001-01-05 Bruce Korb <bkorb@gnu.org>
6336 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
6337 their x* equivalent versions for atexit-less systems
6338 * fixinc/fixincl.c(main): do not return from main() on atexit-less
6339 systems (or any other system any more).
6341 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6343 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6344 output operands. Use arm_hard_register_operand for operand 4.
6345 (stmsi_postinc): Similarly.
6346 (ldmsi): Use arm_hard_register_operand for opernand 2.
6348 * arm.c (arm_hard_register_operand): New function.
6349 * arm-protos.h (arm_hard_register_operand): Prototype it.
6351 * arm.h (HARD_REGNO_RENAME_OK): Define.
6353 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6355 * simplify-rtx.c (cfc_args): add "unordered" field.
6356 (check_fold_consts): Set unordered field.
6357 (simplify_relational_operation): Simplify the unordered
6360 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6363 * emit-rtl.c (try_split): Fix code to mark labels.
6364 * jump.c (mark_jump_label): Make global.
6365 * rtl.h (mark_jump_label): Declare.
6367 * predict.c (estimate_probability): Handle unordred comparisons.
6369 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6371 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6372 * cppinit.c (initialize_dependency_output): Update.
6373 (cpp_finish): Output dummy targets for -MP.
6375 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6376 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6377 * gcc.c (cpp_options): Update to handle -MP.
6378 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6379 to quote only the default target.
6380 (deps_phony_targets): Insert a preceding newline. Rename from
6381 deps_dummy_targets for consistency.
6384 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6386 * calls.c (emit_library_call_value_1): Support
6387 INIT_CUMULATIVE_LIBCALL_ARGS.
6388 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6390 2001-01-04 Richard Henderson <rth@redhat.com>
6392 * c-decl.c (finish_struct): Detect flexible array members
6393 used in an inappropriate context.
6394 * c-typeck.c (really_start_incremental_init): Special case
6395 constructor_max_index for zero length arrays.
6396 (pop_init_level): Allow initialization of flexible array
6397 members. Deprecate initialization of zero length arrays.
6398 Don't issue missing initializer warning for flexible array
6399 members or zero length arrays.
6400 (process_init_element): Don't dereference null DECL_SIZE.
6401 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6402 Don't abort for empty constructors. Use size_binop
6403 (output_constructor): Add commentary regarding zero length
6404 array futures. Abort if we try to initialize an array of
6405 unspecified length with a non-empty constructor in the middle
6408 * extend.texi (Zero Length): Update and clarify documentation
6409 on static initialization.
6411 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6413 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6414 with more than 32767 words of local storage.
6416 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6418 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6419 for 'abs', 'labs', and 'fabs'.
6420 (c4x_expand_builtin): Likewise.
6421 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6423 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6425 * config/sh/sh.md (prget, prset): New insn types.
6426 (return delay slot): Dont' allow prset.
6427 (call, sfunc delay slot): Don't allow prget.
6428 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6429 for prset and prget.
6431 2001-01-05 Michael Hayes <mhayes@redhat.com>
6433 * loop.h (struct loop_reg): New.
6434 (struct loop_regs): Change to use array of `struct loop_reg'.
6435 * loop.c: Replace assortment of varrays with single regs array.
6436 (count_one_set): Delete may_not_move array argument
6437 and use regs array instead. All caller's changed.
6438 (count_loop_regs_set): Delete may_not_move and single_usage
6439 arguments and use regs array instead. All caller's changed.
6440 (find_single_use_in_loop): Replace usage array argument with pointer
6441 to regs structure. All caller's changed.
6442 (loop_optimize): Delete `moved_once' array.
6444 2001-01-05 Michael Hayes <mhayes@redhat.com>
6446 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6447 Use it instead of loop_info->has_call for scanning loop mems.
6448 (check_dbra_loop): Replace loop_info->has_call test with
6449 loop_info->has_nonconst_call.
6451 2000-01-04 Matthew Hiller <hiller@redhat.com>
6453 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6456 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6458 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6459 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6461 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6463 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6464 (flag_short_double, flag_short_wchar): Define.
6465 (c_common_nodes_and_builtins): Create many tree nodes shared
6466 between C and C++ here instead of in cp/decl.c and ...
6467 * c-decl.c (init_decl_processing): ... here.
6468 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6469 (flag_short_double, flag_short_wchar): Don't define.
6470 (record_builtin_type): New function.
6471 (build_void_list_node): New function.
6472 * c-common.h (flag_short_double, flag_short_wchar,
6473 record_builtin_type, build_void_list_node): Declare.
6475 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6477 * integrate.c (expand_inline_function): Don't put a virtual
6478 register into the reg map.
6480 * function.c (fixup_var_refs_1): If force_operand didn't put
6481 the address into the target, move it there.
6483 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6485 Special-case tree_decl/tree_list allocations.
6486 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6487 (OBJECT_SIZE): New macro.
6488 (NUM_EXTRA_ORDER): Likewise.
6489 (extra_order_size_table): New variable.
6490 (NUM_ORDERS): New macro.
6491 (objects_per_page_table): New variable.
6492 (object_size_table): New variable.
6493 (G.pages): Use NUM_ORDERS to bound the array.
6494 (G.page_tails): Likewise.
6495 (DIV_ROUND_UP): Remove.
6496 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6497 (alloc_page): Use OBJECT_SIZE.
6498 (size_lookup): Don't make it const.
6499 (ggc_alloc): Use OBJECT_SIZE.
6500 (ggc_set_mark): Likewise.
6501 (ggc_get_size): Likewise.
6502 (init_ggc): Set up the object_size_table, objects_per_page_table,
6503 and adjust size_lookup.
6504 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6505 (ggc_pop_context): Use NUM_ORDERS.
6506 (clear_marks): Likewise.
6507 (sweep_pages): Likewise.
6508 (poison_pages): Likewise.
6509 (ggc_print_statistics): Use OBJECT_SIZE.
6511 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6513 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6514 Only call array_size_for_constructor if last field and array type
6515 with no upper bound.
6517 2001-01-04 Philip Blundell <philb@gnu.org>
6519 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6520 from bit 31 downwards, if this requires no more insns.
6521 (count_insns_for_constant): New helper function for above.
6523 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6525 * gencodes.c (output_predicate_decls): Remove empty initializer.
6527 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6529 * tree.c (copy_node): Remove documentation about obstacks.
6530 (buidl1): Check that nobody tries to build 2-argument nodes this
6533 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6535 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6538 * gencodes.c (output_predicate_decls): Fill empty initializer
6541 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6543 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6544 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6546 (do_include): Handle missing headers like cpp0.
6547 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6548 paths with first include pathname. Don't strcat to uninitialized
6551 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6553 * regrename.c (regrename_optimize): Don't rename from frame pointer
6554 if frame_pointer_needed.
6555 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6556 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6557 (ia64_reorg): Use it instead of scheduling if ! optimize.
6558 (errata_emit_nops): Properly call asm_noperands.
6559 (ia64_sched_reorder): Finish cycle if we see an asm.
6560 (ia64_variable_issue): Clear scheduling state after asms.
6562 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6564 * cpp.texi: Update for -MT.
6565 * cppinit.c (initialize_dependency_output): Add a default
6566 target if none has been given already.
6567 (no_tgt, OPT_MT): New.
6568 (cpp_handle_option): Handle -MT. Update -M etc.
6569 * cpplib.h (struct cpp_options): Remove deps_target.
6570 * gcc.c (cpp_options): Handle -MT.
6571 * mkdeps.c (struct deps): Move from mkdeps.h.
6572 (deps_calc_target): Rename deps_add_default_target. Add a
6573 default target if none has been specified already.
6574 * mkdeps.h (struct deps): Move to mkdeps.c.
6575 (deps_calc_target): Rename deps_add_default_target.
6577 2000-01-03 Richard Henderson <rth@redhat.com>
6579 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6581 * c-typeck.c (push_init_level): Move checks for flexible array
6582 members and zero length arrays ...
6583 (pop_init_level): ... here. Silently discard empty initializations.
6585 * varasm.c (output_constructor): Update for sizeof change to
6588 * extend.texi (Zero Length): Clarify semantics.
6590 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6592 * configure.in (tm.h): Include isns-codes.h last.
6593 * configure: Rebuilt.
6595 2001-01-03 Richard Henderson <rth@redhat.com>
6597 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6598 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6600 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6602 * tradcpp.c (main): Make sure finclude() is called with a valid
6603 indepth value while handling -include.
6605 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6607 * gencodes.c (output_predicate_decls): New function.
6609 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6610 even if it is not the first time machmode.h is #included.
6611 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6612 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6613 * gcc.texi (Copyright): Added 2001.
6615 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6617 * c-common.c (c_common_lang_init): New function. Warn if format
6618 warning options which only have effects when used with -Wformat
6619 are used without -Wformat.
6620 * c-common.h (c_common_lang_init): Declare.
6621 * c-lang.c (lang_init): Call c_common_lang_init.
6622 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6624 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6626 * configure.in: Check for the mktemp command.
6627 * configure: Regenerate.
6628 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6629 $TEMP. Create temporary files with mktemp, if available at
6630 configure time; otherwise use set -C. Remove temporary files
6633 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6635 * configure.in: Require at least texinfo 4.0. Check for whether
6636 Pod::Man is sufficiently recent to regenerate GCC manpages.
6637 * configure: Regenerate.
6638 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6640 (GENERATED_MANPAGES): Define.
6641 (generated-manpages): New target. Depend on cpp.1 as well as
6643 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6644 configure to generated-manpages or empty) rather than on the
6645 manpages directly. Remove execute permission from installed
6646 gcov.1 as well as cpp.1.
6647 * cpp.1, gcov.1: Regenerate.
6649 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6651 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6652 tree_low_cst. Allow using cmpstrsi in more cases.
6654 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6656 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6659 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6661 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6662 * Makefile.in (HOST_CFLAGS): Mention build-make.
6664 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6666 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6669 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6671 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6674 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6677 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6678 reg_base_value and reg_known_value arrays.
6679 (init_alias_analysis): Add more cases to detect known values.
6680 * sched-deps.c (deps_may_trap_p): New function.
6681 (sched_analyze_2): Use it.
6683 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6685 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6686 don't discard an ASHIFTRT if we're shifting in a wider mode.
6688 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6690 * toplev.c (rest_of_compilation): Don't print basic block information
6691 when CFG isn't up to date.
6693 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6695 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6696 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6697 (UNALIGNED_SHORT_ASM_OP): Define.
6698 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6700 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6702 * fold-const.c (fold_convert): Fix typo.
6704 2001-01-02 Richard Henderson <rth@redhat.com>
6706 * c-common.h (ASM_INPUT_P): New.
6707 * c-parse.in (asm): Set it when needed.
6708 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6709 existance of an operand.
6711 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6713 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6714 (dwarf2out_frame_debug_expr): Likewise.
6715 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6717 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6719 * i386.c (ix86_split_to_parts): Return number of part required;
6721 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6723 (ix86_split_long_move): Use number of part returned
6724 by ix86_split_to_parts
6725 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6727 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6728 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6729 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6730 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6731 (ALIGN_MODE_128): Add TFmode.
6732 (IS_STACK_MODE): Likewise.
6733 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6734 (HARD_REGNO_OK): Support TFmodes.
6735 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6736 * i386.md (scheduler definitions): Use memory operand to determine
6737 fst/fld instructions; use mode attribute to determine real mode of
6739 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6740 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6742 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6744 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6746 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6748 * expr.c (store_constructor_field): Update ALIGN before calling
6751 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6753 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6756 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6758 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
6761 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6763 * c-decl.c (start_function): Don't warn on third parameter to main.
6765 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6767 * tsystem.h: Define HAVE_DECL_GETOPT.
6769 2001-01-02 Philip Blundell <pb@futuretv.com>
6771 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6774 2001-01-02 Richard Henderson <rth@redhat.com>
6776 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6778 2001-01-02 Andreas Jaeger <aj@suse.de>
6780 * c-decl.c (c_decode_option): Remove support of
6783 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6784 (W_options): Add -Wmissing-noreturn here.
6786 * flow.c: Define lang_missing_noreturn_ok_p.
6787 (check_function_return_warnings): Use it.
6789 * c-common.h: Declare lang_missing_noreturn_ok_p.
6791 * c-lang.c (c_missing_noreturn_ok_p): New function.
6792 (lang_init): Set lang_missing_noreturn_ok_p.
6794 * invoke.texi (Warning Options): Document this.
6796 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6798 * extend.texi (C++ Extensions): New node for C++ attributes;
6799 describe init_priority and com_interface.
6800 * invoke.texi: Remove -finit-priority as it now has zero effect.
6801 * install.texi: Fix xref syntax.
6802 * md.texi: Likewise.
6804 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6806 * config.gcc (sparc64-wrs-vxworks*): New case.
6807 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6809 * config/sparc/sparc.c (sparc_override_options): Do support different
6810 pointer and architecture size.
6811 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6812 (POINTERS_EXTEND_UNSIGNED): Define.
6813 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6814 (FUNCTION_MODE): Define to be Pmode.
6815 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6817 * function.c (expand_function_end): Properly handle DECL_RESULT
6818 and copy when ptr_mode != Pmode.
6819 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6821 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6823 * c-common.c (c_common_nodes_and_builtins): Set prototype
6824 parameters for __builtin_fputs, __builtin_fputc and
6825 __builtin_fwrite. Don't declare plain fputc as a builtin.
6827 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6829 * loop.c (add_label_notes): Increment the label usage count when
6830 a note is added to an insn which refers to a CODE_LABEL.
6831 * gcse.c (add_label_notes): Likewise.
6833 2001-01-01 Andreas Jaeger <aj@suse.de>
6835 * loop.c (scan_loop): Use xmalloc to allocate movables.
6837 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6839 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6840 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6841 * reload1.c (REGISTER_MOVE_COST): Likewise.
6842 * regclass.c (REGISTER_MOVE_COST): Likewise.
6843 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6844 dimension. Adjust all users.
6845 (init_reg_sets_1): Iterate on all modes.
6846 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6847 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6848 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6849 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6850 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6851 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6852 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6853 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6854 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6855 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6856 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6857 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6858 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6859 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6860 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6861 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6862 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6863 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6864 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6865 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6866 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6867 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6868 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6869 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6870 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6871 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6872 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6874 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6876 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6877 arg VARIES_P. Call it with extra arg.
6878 (true_dependence): Likewise.
6879 * rtl.h (rtx_addr_can_trap_p): Declare.
6880 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6882 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6883 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6884 pic offset table register if it's zero. All callers changed.
6885 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6887 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6889 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6890 STRING_POOL_ADDRESS_P.
6892 * config/sparc/sparc.c (input_operand): Properly test for short op.
6894 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6895 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6896 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6897 * config/sparc/elf.h: No longer include sol2.h.
6898 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6899 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6901 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6903 2001-01-01 Michael Hayes <mhayes@redhat.com>
6905 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6906 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6907 (record_initial): Likewise.
6908 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6909 (remap_split_bivs): Likewise.
6911 2001-01-01 Michael Hayes <mhayes@redhat.com>
6913 * loop.c (loop_ivs_free): New function.
6914 (strength_reduce): Break out from...
6916 2001-01-01 Michael Hayes <mhayes@redhat.com>
6918 * loop.h (struct iv): New.
6919 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6920 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6921 'reg_biv_class' fields with 'regs' and 'n_regs'.
6922 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6923 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6924 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6926 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6928 * resource.c (mark_referenced_resources): Abort() before
6929 attempting to mark a pseudo register.
6930 (mark_set_resources): Likewise.
6932 2001-01-01 Michael Hayes <mhayes@redhat.com>
6934 * loop.h (REG_IV_CLASS): New accessor macro.
6935 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6936 * unroll.c (REG_IV_CLASS): Likewise.
6938 See ChangeLog.4 for earlier changes.