1 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * mkconfig.sh (DEFINES): Handle entries with '='.
5 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
6 Set xm_defines to MACRO=value instead.
8 * i370/xm-mvs.h: Delete.
10 * ns32k/xm-pc532-min.h: Likewise.
12 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
14 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
16 use ix86_expand_binary_operator
17 (?sh??i_?): Disable for 64bit.
18 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
19 * i386.c (shiftdi_operand): New predicate.
21 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
22 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
23 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
24 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
25 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
26 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
27 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
28 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
29 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
30 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
31 (rotldi3, rotrdi3): New expanders.
33 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
35 * i386.md (movstrsi): Move offline.
37 (strmovdi_rex64): New.
38 (strmov?i): Accept 64bit.
39 (strmov?i_rex64): New.
40 (strmov?i_rex_1): New.
41 (strmov?i_1): Disable for 64bit.
42 (rep_mov?i_rex64): New.
43 (rep_mov?i): Disable for 64bit.
44 (clrstrsi): Move offline.
45 (strset?i_rex64): New.
46 (strset?i: Accept 64bit.
47 (rep_stos?i): Disable for 64bit.
48 (rep_stos?i_rex64): New.
49 (strset?i_rex_1): New.
50 (strset?i_1): Disable for 64bit.
51 (cmpstrsi): Accept 64bit.
52 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
53 (cmpstrqi_nz_rex_1): New.
54 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
55 (strlensi): Move offline.
57 (strlenqi_1): Disable for 64bit; fix constraints.
58 (strlenqi_rex_1): New.
59 * i386.c (ix86_adjust_counter): New static function.
60 (ix86_zero_extend_to_Pmode): Likewise.
61 (ix86_expand_aligntest): Likweise.
62 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
63 (ix86_expand_movstr): New global function.
64 (ix86_expand_clrstr): New global function.
65 (ix86_expand_strlen): New global function.
66 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
67 ix86_expand_strlen): Declare.
68 (ix86_expand_strlensi_unroll_1): Delete.
70 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
72 * i386.md (cmpdi): Fix operand predicates.
73 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
74 cmpdi_1_insn_rex64): New patterns.
75 (adddi3): Turn to expander.
76 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
77 (addsi3_carry_zext): New pattern.
78 (adddi_?_rex64): New patterns and splitters.
79 (addsi_?_zext): New patterns.
80 (subsi3_carry_zext): New pattern.
81 (subdi_?_rex64): New patterns and splitters.
82 (iorsi_?_zext): New patterns.
83 (iordi_?_rex64): New patterns and splitters.
84 (iorsi_?_zext): New patterns.
85 (iorsi_?_zext_imm): New patterns.
86 (xorsi_?_zext): New patterns.
87 (xordi_?_rex64): New patterns and splitters.
88 (xorsi_?_zext): New patterns.
89 (negdi*): New patterns.
90 (one_cmpldi*): Likewise.
91 (one_cmplsi*_zext, negsi*_zext): Likewise.
92 (testqi_ext_3_rex64): New pattern.
94 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
96 * i386-protos.h (ix86_split_long_move): Return void.
97 * i386.c (ix86_split_to_parts): Handle 64bit target.
98 (ix86_split_long_move): Likewise.
99 * i386.md (all calls to ix86_split_long_move): Update.
101 2001-03-23 Richard Henderson <rth@redhat.com>
103 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
104 to avoid shadowing arguments.
106 2001-03-23 Jakub Jelinek <jakub@redhat.com>
108 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
109 to variable names where DECL_NAME is different from
112 2001-03-23 Jim Wilson <wilson@redhat.com>
114 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
115 (assemble_alias): Call make_decl_rtl.
117 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
119 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
121 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
123 * extend.texi: Document the "java_interface" attribute.
125 2001-03-22 Zack Weinberg <zackw@stanford.edu>
127 * mkconfig.sh: Use a subshell with redirected stdout,
128 instead of closing stdout and confusing commands that run
129 afterward. Throw away output of cmp.
131 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
133 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
135 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
137 * i386.md (zero_extendsidi2_32): Break out from ...
138 (zero_extendsidi2): ... here ; turn to expander.
139 (zero_extendsidi2_rex64): New.
140 (extendsidi2_32): Break out from ...
141 (extendsidi2): ... here ; turn to expander.
142 (extendsidi2_rex64): New.
143 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
144 (trunc?f?f splitters): Add 64bit versions.
146 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
148 * i386.md (pushsi, pushsi2_prologue): Disable.
149 (pushsi2_rex64): New.
150 (movabs?i_1_rex64, movabs?i_2_rex64): New.
151 (movqi_ext_1): Disable for 64bit.
152 (movqi_ext_1_rex64): New.
153 (pushdi2_rex64): New pattern, peep2s and splitter.
154 (pushdi2_prologue_rex64): New pattern.
155 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
157 (movdi splitters): Disable for 64bit.
158 (movdi_1_rex64): New pattern, peep2s and splitters.
159 (swapdi): New pattern.
160 (pushsf): Disable for 64bit.
161 (pushsf_rex64): New pattern and splitter.
162 (pushdf_nointeger): Disable for 64bit.
163 (pushdf_integer): Handle the 64bit case.
164 (pushtf): Likewise; update splitters.
166 2001-03-22 Richard Henderson <rth@redhat.com>
168 * mkconfig.sh: Include insn-flags.h.
169 * Makefile.in (CONFIG_H): Include insn-flags.h.
170 (lots of objects): Remove insn-codes.h and insn-flags.h.
172 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
173 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
174 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
175 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
176 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
177 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
178 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
179 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
180 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
181 v850/v850.c, vax/vax.c:
182 Don't include insn-flags.h.
184 * diagnostic.c, expr.h, reload.c, toplev.c:
185 Don't include insn-codes.h.
187 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
188 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
189 c4x/c4x.c, i960/i960.c, mips/mips.c:
190 Don't include insn-codes.h or insn-flags.h.
192 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
193 or insn-flags.h in the generated code.
194 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
195 (main): Forward declare struct rtx_def.
197 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
199 * invoke.texi (-ffast-math): Remove duplicate line about
202 * gcc.texi: Remove more obsolete documentation of bugs and
203 installation problems.
205 2001-03-21 Kazu Hirata <kazu@hxi.com>
207 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
210 2001-03-20 Jason Merrill <jason@redhat.com>
212 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
214 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
215 * varasm.c (CHKR_PREFIX): Likewise.
217 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
219 * gcse.c (hash_scan_set): An expression is not anticipatible if it
220 is part of a multi-SET insn.
222 * cse.c (find_comparison_args): Remove previous change.
223 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
226 * config/i386/i386.md (conditional_trap): Remove warning.
228 * recog.c (push_operand): Fix error in last change that caused
229 undefined symbol on many targets.
231 * sdbout.c: #include ggc.h.
232 (sdbout_init): Move to end of file.
233 Call ggc_add_tree_root for anonymous_types.
234 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
235 (sdbout_one_type): Use DECL_NAME for field name.
236 * Makefile.in (sdbout.o): Show includes ggc.h.
238 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
240 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
241 (override_options): Use properlimits for preferred_stack_boundary.
242 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
244 (ext_register_operand): Accept DImode.
245 (load_pic_register): Abort on 64bit.
246 (gen_push): Use Pmode instead of SImode.
247 (ix86_save_reg): Pic reg is never used on 64bit.
248 (ix86_expand_prologue): Likewise.
249 (ix86_emit_save_regs): Use Pmode instead of SImode.
250 (legitimate_address_p): Check displacement for 64bit.
251 (print_operand): Avoid outputting of (%rip) on 64bit.
252 (print_operand_address): Output (%rip) where possible.
253 (split_di): Abort on 64bit registers.
254 (ix86_expand_branch): DImode comparison is simple for x86_64.
255 (memory_address_length): Recognize memory addresses formed using
257 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
259 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
261 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
263 * recog.c (push_operand): Recognize new format of push instructions.
265 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
267 * i386.md (pushqi1): New.
268 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
269 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
270 x86_64_immediate_operand, x86_64_immediate_operand,
271 x86_64_zext_immediate_operand): Declare.
272 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
273 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
274 x86_64_immediate_operand, x86_64_immediate_operand,
275 x86_64_zext_immediate_operand): define.
276 * i386.h (PREDICATE_CODES): Add new predicates.
278 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
280 * i386.md (pophi1, popqi1, pushqi1): Remove.
282 * expr.c (emit_single_push_insn): New function.
283 (move_by_pieces): Accept NULL as destination for push instructions.
284 (gen_push_operand): Kill.
285 (emit_push_insn): Pass NULL when pushing; avoid updating of
287 * expr.h (gen_push_operand): Kill.
289 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
291 * rtl.texi (COMPARE): Clarify documentation and reference section
294 2001-03-20 Stan Shebs <shebs@apple.com>
296 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
297 (get_object_reference): Ditto.
298 (error_with_ivar): Use error_with_file_and_line.
299 (warn_with_method): Use warning_with_file_and_line.
301 2001-03-20 Tom Tromey <tromey@redhat.com>
303 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
305 2001-03-20 Mark Mitchell <mark@codesourcery.com>
307 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
308 variables that are TREE_PUBLIC, even if not TREE_STATIC.
310 2001-03-20 DJ Delorie <dj@redhat.com>
312 * Makefile.in (install-libgcc): Pass complete list of variables.
313 (install-multilib): Ditto.
315 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
317 * config/i386/cygwin.h: Declare ctor_section, dtor_section
318 drectve_section, switch_to_section.
320 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
321 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
322 i386_pe_mark_dllimport.
324 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
326 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
329 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
330 i386_pe_* functions with char * arguments.
332 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
334 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
336 (movsi_ie): Introduce fpul store.
338 2001-03-20 Alan Modra <alan@linuxcare.com.au>
340 * Makefile.in (OBJS): Remove hashtab.o.
342 2001-03-19 Stan Shebs <shebs@apple.com>
344 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
345 * c-lang.c (maybe_objc_method_name): Ditto.
346 * c-tree.h (maybe_objc_method_name): Remove decl.
348 2001-03-19 Tom Tromey <tromey@redhat.com>
350 * gcc.c (init_gcc_specs): Fix comment.
352 2001-03-19 Mark Mitchell <mark@codesourcery.com>
354 Compute DECL_ASSEMBLER_NAME lazily.
355 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
356 (DECL_ASSEMBLER_NAME_SET_P): New macro.
357 (SET_DECL_ASSEMBLER_NAME): Likewise.
358 (COPY_DECL_ASSEMBLER_NAME): Likewise.
359 (set_decl_assembler_name): Declare.
360 (lang_set_decl_assembler_name): Likewise.
361 * tree.c (lang_set_decl_assembler_name): New variab.e
362 (set_decl_assembler_name): New function.
363 (init_obstacks): Set lang_set_decl_assembler_name.
364 (build_decl): Don't set DECL_ASSEMBLER_NAME.
365 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
366 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
367 where it's not necessary.
368 (builtin_function): Likewise.
369 (finish_decl): Likewise.
370 * dbxout.c (dbxout_type_methods): Likewise.
371 * ggc-common.c (ggc_mark_trees): Likewise.
372 * profile.c (output_func_start_profiler): Likewise.
373 * varasm.c (make_decl_rtl): Likewise.
375 * cse.c (find_comparison_args): Update documentation. Fix
376 mishandling of COMPARE operations.
378 * tree.def (ABS_EXPR): Add documentation.
379 * fold-const.c (fold): Improve folding of ABS_EXPRs.
381 2001-03-19 Zack Weinberg <zackw@stanford.edu>
383 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
385 2001-03-19 Jakub Jelinek <jakub@redhat.com>
387 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
388 Remove ia32 linux PIC kludge and move it...
389 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
391 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
393 * i386.md (absdf2 expander): Fix 64bit case.
395 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
397 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
399 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
401 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
403 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
405 * README.X11: Remove obsolete file.
407 2001-03-18 Anthony Green <green@redhat.com>
409 * config/pj/pj.h: Remove some trailing commas.
410 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
412 2001-03-18 Richard Henderson <rth@redhat.com>
414 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
416 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
417 defaults for them here.
419 2001-03-17 Anthony Green <green@redhat.com>
421 * config/pj/lib1funcs.S: Fix broken comment.
422 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
425 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
427 * gcc.texi: Remove obsolete information relating to build and
428 installation problems with enquire or the Pyramid C compiler.
430 2001-03-17 Richard Henderson <rth@redhat.com>
432 * dwarf2out.c (queue_reg_save): New.
433 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
434 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
436 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
437 (cfa, cfa_store, cfa_temp): Make static.
438 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
440 2001-03-17 Richard Henderson <rth@redhat.com>
442 * integrate.h (struct inline_remap): Add local_return_label.
443 * integrate.c (expand_inline_function): Initialize it and emit
444 it after copy_insn_notes.
445 (copy_insn_list): Don't store local_return_label here.
446 (copy_insn_notes): New function split out from copy_insn_list.
448 2001-03-17 Richard Henderson <rth@redhat.com>
450 * dwarf2out.c (lookup_filename): Emit .file if the assembler
451 is generating .debug_line.
452 (dwarf2out_init): Add main_input_filename to the file table first.
453 * configure.in (as_dwarf2_debug_line): Test with file number 1
454 instead of file number 0.
456 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
458 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
459 (gen_rtx_combine): Deleted; all references changed as appropriate.
460 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
462 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
464 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
466 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
469 2001-03-16 Jim Wilson <wilson@redhat.com>
471 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
472 then set it to LOC_REG (79) instead of aborting.
474 2001-03-16 Phil Edwards <pme@sources.redhat.com>
476 * gccbug.in: Remove high priority.
478 2001-03-16 Richard Henerson <rth@redhat.com>
480 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
481 output with a space instead of deleting it.
482 * configure: Regenerate.
484 2001-03-16 Zack Weinberg <zackw@stanford.edu>
486 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
487 handles the gory details of converting an object file into
488 something that's safe to grep.
489 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
490 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
491 newlines at either end of the string we're looking for.
492 Make 'checking ...' message less stilted.
493 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
494 ARM in-memory layout and its hypothetical converse. Don't
495 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
496 HOST_WORDS_BIG_ENDIAN.
498 * configure.in: Adjust for renamed macro. Move
499 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
500 * configure, config.in: Regenerate.
502 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
504 * fixinc/Makefile.in: Set SHELL.
506 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
508 * fixinc/fixincl.c (fix_with_system): Quote file names before
509 passing them to shell.
511 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
513 * Makefile.in: Use fix-header$(build_exeext) instead
516 2001-03-16 Richard Henderson <rth@redhat.com>
518 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
519 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
520 (size_of_line_prolog): Remove.
521 (output_line_info): Compute prologue size via label difference.
522 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
524 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
525 assembler error when redefining file numbers.
526 * config.in, configure: Rebuild.
528 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
529 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
530 (dw2_asm_output_delta_uleb128): Likewise.
531 (dw2_asm_output_delta_sleb128): Similarly.
532 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
534 2001-03-16 Michael Meissner <meissner@redhat.com>
536 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
538 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
540 (BITMASK_LOWER16): Replacement for 0x0000ffff.
542 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
543 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
544 being unsigned in ISO C and signed in traditional.
545 (expand_prologue): Ditto.
546 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
548 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
550 (divsi3,divdi3): Ditto.
551 (modsi3,moddi3): Ditto.
552 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
553 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
554 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
557 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
559 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
560 SSE based conditional moves on LTGT/UNEQ conditions;
561 Canonicalize EQ to NE.
562 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
563 (sse_mov?fcc_ne): New.
565 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
567 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
569 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
570 register may be dead.
572 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
574 * Makefile.in (hash.o): Depend on CONFIG_H.
576 2001-03-15 Mark Mitchell <mark@codesourcery.com>
578 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
580 2001-03-15 Richard Henderson <rth@redhat.com>
582 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
583 (ASM_OUTPUT_DWARF_PCREL): New.
584 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
586 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
588 * cppfiles.c (stack_include_file): Use MAX of sysp.
590 2001-03-15 Steve Ellcey <sje@cup.hp.com>
592 * config.gcc (ia64*-*-hpux*): New case.
593 * config/ia64/hpux.h: New file for HP-UX support.
594 * config/ia64/t-hpux: New file for HP-UX support.
596 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
598 * fixinc/inclhack.def (irix_stdio_va_list): New.
599 * fixinc/fixincl.x: Rebuilt.
601 2001-03-15 Richard Henderson <rth@redhat.com>
603 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
604 if provided by the target.
605 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
606 (dw2_asm_output_addr): New.
607 * dwarf2asm.h (dw2_asm_output_addr): Declare.
608 * dwarf2out.c (output_cfi): Use it for program addresses.
609 (output_call_frame_info, output_die): Likewise.
610 (output_aranges, output_line_info): Likewise.
612 2001-03-15 Bruce Korb <bkorb@gnu.org>
614 * gcc.c(main): make more rigorous
615 * collect2.c(main): guard against ignoring SIGCHLD
616 * protoize.c(main): ditto
617 * gcc/fixinc/fixincl.c(initialize): ditto
619 2001-03-15 Mark Mitchell <mark@codesourcery.com>
621 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
622 (sdbout_parms): Likewise.
624 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
626 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
627 "widen" a destination that is already wider than a word. Also do
628 not widen if LOAD_EXTEND_OP is NIL for the given mode.
630 2001-03-15 Bernd Schmidt <bernds@redhat.com>
632 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
634 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
636 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
638 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
640 * i960.h (i960_maxbitalignment,
641 i960_last_maxbitalignment): Declare.
642 * i960.c (i960_maxbitalignment,
643 i960_last_maxbitalignment): Make global.
644 (process_pragma): Delete.
645 (i960_pr_align, i960_pr_noalign): Move from here ...
646 * i960-c.c: ... to this new file.
647 * t-960bare (i960-c.o): New rule.
648 * t-vxworks960 (i960-c.o): Likewise.
649 * config.gcc (i960-*-*): Define c_target_objs and
652 2001-03-15 Bernd Schmidt <bernds@redhat.com>
654 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
655 without adding in rtx code and mode.
657 * alias.c (init_alias_analysis): Don't use any rtx whose value
658 varies as a known value.
659 Delete a superfluous test.
661 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
663 (ia64_sched_reorder): Call maybe_rotate; also rotate after
664 scheduling a stop bit.
665 (ia64_emit_nops): Correctly handle ASMs.
667 2001-03-15 Mark Mitchell <mark@codesourcery.com>
669 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
671 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
673 * cpp.texi: Update documentation for -include and -imacros.
674 * cppfiles.c (struct include_file): Remove "defined" memeber.
675 (find_or_create_entry): Make a copy of the file name, and
677 (open_file): Update to ensure we use the simplified filename.
678 (stack_include_file): Don't set search_from.
679 (cpp_included): Don't simplify the path name here.
680 (find_include_file): New prototype. Call search_from to
681 get the start of the "" include chain. Don't simplify the
683 (_cpp_execute_include): New prototype. Move diagnostics to
684 do_include_common. Update.
685 (_cpp_pop_file_buffer): Don't set defined.
686 (search_from): New prototype. Use the preprocessor's cwd
687 for files included from the command line.
688 (read_name_map): Don't simplify the pathname here.
689 * cpphash.h (enum include_type): New.
690 (struct buffer): Delete search from. New search_cached.
691 (_cpp_execute_include): Update prototype.
692 * cppinit.c (do_includes): Use _cpp_execute_include.
693 * cpplib.c (do_include_common): New function.
694 (do_include, do_include_next, do_import): Use it.
696 2001-03-14 Mark Mitchell <mark@codesourcery.com>
698 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
699 contents of the RTL, to determine the name of the object.
701 2001-03-14 Mark Mitchell <mark@codesourcery.com>
703 * tree.h (DECL_RTL): Allocate RTL lazily.
704 (SET_DECL_RTL): New macro.
705 (DECL_RTL_SET_P): Likewise.
706 (COPY_DECL_RTL): Likewise.
707 (DECL_RTL_IF_SET): Likewise.
708 * varasm.c (make_decl_rtl): Add assertions about the kind of
709 declaration we are processing.
710 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
711 (start_decl): Likewise.
712 (finish_decl): Likewise.
713 * c-semantics.c (emit_local_var): Likewise.
714 * calls.c (expand_call): Likewise.
715 * dbxout.c (dbxout_symbol): Likewise.
716 * emit-rtl.c (unshare_all_rtl): Likewise.
717 (unshare_all_decls): Likewise.
718 (reset_used_decls): Likewise.
719 * expr.c (store_constructor): Likewise.
720 (safe_from_p): Likewise.
721 (expand_expr): Likewise.
722 * function.c (put_var_into_stack): Likewise.
723 (instantiate_decls_1): Likewise.
724 (assign_parms): Likewise.
725 (expand_function_start): Likewise.
726 (expand_function_end): Likewise.
727 * ggc-common.c (gcc_mark_trees): Likewise.
728 * integrate.c (function_cannot_inline_p): Likewise.
729 (copy_decl_for_inlining): Likewise.
730 (expand_inline_function): Likewise.
731 (integrate_parm_decls): Likewise.
732 (integrate_decl_tree): Likewise.
733 * print-tree.c (print_node): Likewise.
734 * reg-stack.c (stack_result): Likewise.
735 * stmt.c (label_rtx): Likewise.
736 (expand_return): Likewise.
737 (expand_decl): Likewise.
738 (expand_decl_cleanup): Likewise.
739 (expand_anon_union_decl): Likewise.
740 * toplev.c (check_global_declarations): Likewise.
741 (rest_of_decl_compilation): Likewise.
742 * tree.c (simple_cst_equal): Likewise.
743 * objc/objc-act.c (generate_static_references): Likewise.
745 2001-03-14 Zack Weinberg <zackw@stanford.edu>
747 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
748 gcc_AC_C_FLOAT_FORMAT): New macros.
749 * configure.in: Add AC_PROG_CPP after CC tests;
750 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
751 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
752 * configure, config.in: Regenerate.
754 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
755 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
756 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
757 config/i370/xm-linux.h, config/i370/xm-oe.h,
758 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
759 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
760 config/pa/xm-linux.h, config/pa/xm-pa.h,
761 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
762 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
763 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
764 config/we32k/xm-we32k.h: Delete.
766 * config/i370/xm-mvs.h, config/m88k/m88k.h,
767 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
768 config/vax/xm-vms.h: Don't define any of:
769 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
771 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
773 * config.gcc: Remove references to deleted files.
774 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
775 FATAL_EXIT_CODE, which is the same between oe and mvs).
777 2001-03-14 DJ Delorie <dj@redhat.com>
778 Vladimir Makarov <vmakarov@redhat.com>
780 * config/i960/i960.c (i960_function_prologue): Compute size of
781 frame according to number of registers actually saved there.
783 2001-03-14 Richard Henderson <rth@redhat.com>
785 * expr.c (emit_move_insn_1): Fix else if around #endif.
787 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
790 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
793 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
795 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
796 (override_options): Parse cmodel string.
797 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
798 * i386.h (TARGET_OPTIONS): Add "cmodel".
799 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
801 (ix86_cmodel_string, ix86_cmodel): Declare.
803 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
806 * i386.h (GENERAL_REG_P): Add missing REG_P.
808 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
810 * configure.in: Use $gcc_cv_as instead of $as.
811 * configure: Regenerated.
813 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
815 * cppfiles.c (stack_include_file): Only increase the include
816 count if we actually process the file properly, as opposed
817 to treating it as length zero. Only call read_include_file
818 if not DO_NOT_REREAD. Handle the -H include file output
820 (read_include_file): Remove now redundant DO_NOT_REREAD check.
821 (cpp_included, find_include_file): Simplify pathnames after
822 remapping them. If remapping, don't use the remapped file
823 name's buffer as our scratch buffer.
824 (cpp_pop_file_buffer): Replace the multiple include macro
825 only if it isn't yet set.
826 (read_name_map): Simplify remapped names when reading in.
827 (remap_filename): Move code to code path that uses it.
828 (_cpp_simplify_pathname): Return the input pointer.
829 * cpphash.h (_cpp_simplify_pathname): Update prototype.
831 2001-03-14 Mark Mitchell <mark@codesourcery.com>
833 * expr.c (expand_expr): Revove bogus conditional.
835 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
837 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
839 2001-03-14 Jakub Jelinek <jakub@redhat.com>
841 * reg-stack.c (stack_result): Unconditionally use
842 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
844 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
846 * expr.c (emit_move_insn_1): Split push of complex value when
847 no suitable push instruction exist.
849 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
852 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
854 * alias.c (handled_component_p, can_address_p): New functions.
855 (get_alias_set): Use them.
857 2001-03-13 Jim Wilson <wilson@redhat.com>
859 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
860 from 80 in try_locals code.
861 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
863 2001-03-13 Zack Weinberg <zackw@stanford.edu>
865 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
866 gcc_AC_C_LONG_LONG): New.
867 * configure.in: Use them. Probe the size of short, int, long,
868 and long long/__int64 if we have them. Move all the AC_C_*
869 checks together, except gcc_AC_C_CHAR_BIT which has to go
870 after AC_CHECK_HEADERS(limits.h).
871 Take hwint.h out of host_xm_file and build_xm_file.
873 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
874 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
875 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
876 Move the HOST_WIDEST_INT setup logic here from system.h.
877 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
879 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
880 is now handled by hwint.h.
882 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
883 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
884 config/ia64/xm-ia64.h: Don't define any of:
885 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
886 HOST_BITS_PER_LONGLONG.
888 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
889 config/h8300/xm-h8300.h, config/mips/iris6.h,
890 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
891 config/sparc/xm-sp64.h: Delete.
892 * config.gcc: Remove references to deleted files.
894 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
895 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
896 * config/i370/xm-linux.h: Clarify floating-point situation in
899 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
901 * cppfiles.c (NO_INCLUDE_PATH): New macro.
902 (find_include_file): Decide here which part of the include
903 chain to start the search. Complain about an empty include
904 chain in all cases apart from an abolsute file name.
905 (_cpp_execute_include): Don't choose the search chain here.
906 Don't call handle_missing_include in the case of an empty
908 (_cpp_compare_file_date): Don't choose the search chain here.
909 * cpplib.c (do_include_next): Move the in-main-file diagnostic
910 here from _cpp_execute_include. Behave like #include if
911 we're in the main file.
913 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
915 * system.h (malloc, realloc, calloc, strdup): Only poison these
916 tokens when IN_GCC is defined.
918 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
920 * i386.md (abs?f expander): Support SSE case.
921 (abd?f_if): Add new "USE"; add splitters.
923 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
925 * cpp.texi (poison): Explain the macro expansion exception.
927 2001-03-13 Jakub Jelinek <jakub@redhat.com>
929 * expr.c (store_expr): Add dont_store_target. If temp is already in
930 target before copying to reg, don't store it into target again.
932 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
934 * cppinternals.texi: Update for file handling.
936 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
938 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
939 2001-02-24 which broke building the Java library.
940 * function.c (identify_blocks): Likewise.
941 (all_blocks): Likewise.
942 * integrate.c (integrate_decl_tree): Likewise.
943 * print-tree.c (print_node): Likewise.
944 * tree.h (BLOCK_NUMBER): Likewise.
945 (struct tree_block): Likewise.
947 2001-03-12 David Edelsohn <edelsohn@gnu.org>
949 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
950 __WCHAR_TYPE__ definition.
951 (WCHAR_TYPE_SIZE): #undef before #define.
953 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
955 * cppfiles.c: Update comments.
956 (destroy_include_file_node): Rename destroy_node.
957 (find_or_create_entry): New function.
958 (open_file, _cpp_fake_include): Use it.
959 (handle_missing_header): New function, broken out of
960 _cpp_execute include. Don't segfault if there is no
961 system or quoted path.
962 (_cpp_execute_include): Use handle_missing_header.
964 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
966 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
967 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
969 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
971 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
972 unless anti_dependence says they are.
973 * alias.c (objects_must_conflict): If neither has a type specified,
976 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
977 David Billinghurst <David.Billinghurst@riotinto.com>
979 * config/mips/iris5.h: Change WCHAR_TYPE to int.
981 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
983 * i386.md (trunctfdf2_2): Rename missnamed pattern.
984 (*_one_bit): Remove type on the match_operand in attributes.
986 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
988 * i386.c: Commit forgotten hunk in previous patch.
989 (regclass_map): Add extended registers.
990 (dbx_register_map): Add missing frame register.
992 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
994 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
996 * i386.md (x86_sahf_1): Disable for 64bit.
997 (popsi*, pophi*): Likewise.
998 (pushqi, pushhi): Likewise.
999 (movdi, pushdi): Likewise.
1000 (zero extend DImode splitter): Likewise.
1001 (adddi, minusdi splitter): Likewise.
1002 (umulsidi): Likewise.
1004 (mulsidi): Disable for 64bit
1005 (lshift:DI/ashift:DI): Disable for 64bit.
1006 (loop patterns): Likewise.
1007 (call_pop, call_value_pop expanders and patterns): Likewise.
1008 (prologue_get_pc): Likewise.
1010 (fcmovDI pattern and splitter): Likewise.
1011 (movdfcc_1_rex64): New.
1013 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
1015 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
1016 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
1017 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
1018 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
1019 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
1020 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
1021 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
1022 (PUSH_ROUNDING): x86_64 rounds to 64bits.
1023 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
1024 (REGPARM_MAX): Set to 6 for x86_64.
1025 (SSE_REGPARM_MAX): Set to 16 for x86_64.
1026 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
1029 * (patterns that does use upper halves): Update constraints
1030 'q' to 'Q' and 'r' to 'R'.
1031 (cmpqi_ext_1): Disable for 64bit.
1032 (cmpqi_ext_3_insn): Likewise.
1033 (movqi_extzv_1): Likewsie.
1034 (addqi_ext_1): Liekwsie
1035 (testqi_ext_1): Liekwsie
1036 (andqi_ext_1): Liekwsie
1037 (xorqi_ext_1): Liekwsie
1038 (cmpqi_ext_1_rex64): New.
1039 (cmpqi_ext_3_insn_rex64): Likewise.
1040 (movqi_extzv_1_rex64): Likewsie.
1041 (addqi_ext_1_rex64): Liekwsie
1042 (testqi_ext_1_rex64): Liekwsie
1043 (andqi_ext_1_rex64): Liekwsie
1044 (xorqi_ext_1_rex64): Liekwsie
1046 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1048 * configure.in: Move check for unsigned enumerated bitfields
1049 to macro in aclocal.m4. Disable it for now.
1050 * configure, config.in: Regenerate.
1051 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
1052 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
1053 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
1054 kind above its first use.
1056 * config/xm-interix.h, config/alpha/xm-alpha.h,
1057 config/i370/xm-linux.h, config/i386/xm-beos.h,
1058 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
1059 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1060 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
1061 Don't define ONLY_INT_FIELDS under any circumstances.
1063 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
1065 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1066 config/sparc/xm-sysv4.h: Delete - now identical with some
1068 * config.gcc (hppa targets): Replace xm-pahpux.h and
1069 xm-papro.h with implicit xm-pa.h.
1070 (sparc targets): Replace xm-sysv4.h with implicit or explicit
1073 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
1075 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
1076 before reload_cse_noop_set_p.
1078 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1080 * config.gcc: Where xm-host.h used to include another
1081 xm-host.h, list the nested header directly in xm_file. Remove
1082 references to deleted files. Can now use sparc/xm-sp64.h for
1085 * config/xm-linux.h, config/arm/xm-linux.h,
1086 config/i386/xm-dos.h, config/i386/xm-gnu.h,
1087 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
1088 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
1089 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
1090 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
1093 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
1094 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
1095 bother to wrap #undef in #ifdef.
1096 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
1097 Don't include xm-linux.h.
1098 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
1100 * configure.in: Wrap regexps using [] in changequote block.
1101 Use expr : not echo | grep. Simplify regexps.
1102 * configure: Regenerate.
1104 56 xm-files remain, 22 xm-arch.
1106 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1108 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
1109 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
1110 (local_index, local_rindex): Delete, use strchr/strrchr instead.
1111 (copy_object): Fix format specifier vs argument mismatch.
1113 * mips-tdump.c: Make local functions static.
1114 (rindex): Don't #undef.
1115 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
1116 (fatal, fancy_abort): Delete.
1117 (read_seek): Avoid signed/unsigned compare.
1119 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1121 * combine.c (try_combine): Fix error in change to try original
1123 (gen_rtx_combine): Do same as gen_rtx for now.
1125 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1127 * configure.in: AC_SUBST xm_defines.
1128 * configure: Regenerate.
1129 * Makefile.in: Set DEFINES=$(xm_defines) when building
1132 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1134 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
1135 (cpp_included, find_include_file): Update.
1136 (_cpp_compare_file_date): Make else unconditional.
1138 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
1140 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
1142 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1144 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
1145 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
1147 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
1149 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
1150 if it's a record type.
1152 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
1154 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
1155 mingw includes slightly.
1157 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1159 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
1160 #undef token before poisoning it.
1162 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1164 * alpha.c (check_float_value): Use memcpy, not bcopy.
1166 * m32r.c (m32r_sched_reorder): Likewise.
1168 * vax.c (check_float_value): Likewise.
1170 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1172 * toplev.c (file_name_nondirectory): Remove.
1173 * toplev.h: Similarly.
1174 * dwarf2out.c (compute_section_prefix): Use lbasename instead
1175 of file_name_nondirectory.
1177 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1179 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
1180 * mips-tfile.c: Don't #undef rindex; not used.
1182 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
1184 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
1185 (dbx64_register_map): Declare.
1186 (RETURN_ADDR_RTX): Fix for 64bit.
1187 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
1188 (INCOMING_FRAME_SP_OFFSET): Set to 8.
1189 * i386.c (dbx64_register_map): New global array.
1190 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
1191 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
1194 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1196 * cppfiles.c (search_from): Use lbasename.
1197 * mkdeps.c (deps_add_default_target): Use lbasename.
1199 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1201 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
1202 xcalloc in lieu of malloc, realloc & calloc.
1204 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
1206 * gengenrtl.c (xmalloc): Likewise.
1208 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
1209 really_call_* memory allocation routines.
1211 * stmt.c (check_for_full_enumeration_handling): Use
1212 really_call_calloc, not calloc.
1214 * system.h (really_call_malloc, really_call_calloc,
1215 really_call_realloc): Define.
1216 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
1218 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
1220 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
1222 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
1224 * configure: Rebuilt.
1225 * configure.in: Only use `lang_requires' for languages athat are
1228 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
1230 * invoke.texi: Fix typo.
1231 * gcc.1: Regenerate.
1233 2001-03-09 Zack Weinberg <zackw@stanford.edu>
1235 * configure.in: Prune nonexistent files from build_xm_file,
1236 xm_file, and host_xm_file lists. Warn unless they're
1238 Don't generate *config.h here.
1239 AC_SUBST all variables needed to generate *config.h.
1240 * configure: Regenerate.
1241 * mkconfig.sh: New helper script, from code removed from
1243 * Makefile.in: Zap all MALLOC variables - no longer used
1244 anywhere, and malloc.c doesn't exist.
1245 Substitute in variables needed to generate *config.h.
1246 Stop lying about the dependencies contained in CONFIG_H and
1248 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
1249 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
1250 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
1251 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
1252 $(TM_P_H), etc. as appropriate.
1254 * config.gcc: Zap references to deleted files.
1255 * ggc-none.c: Don't include rtl.h or tm_p.h.
1257 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
1258 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
1259 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
1260 config/i386/xm-linux.h, config/i386/xm-linux.h,
1261 config/i386/xm-next.h, config/i386/xm-openbsd.h,
1262 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
1263 Don't include i386/xm-i386.h.
1265 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
1266 config/i386/xm-i386.h, config/i860/xm-i860.h,
1267 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
1268 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1269 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
1270 Delete (empty except comments, #includes of other deleted
1271 files, and macros used nowhere).
1273 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
1275 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
1276 independent on TARGET_FLAGS.
1278 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
1280 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
1282 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
1284 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
1286 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
1287 LAST_REX_SSE_REG): define.
1288 (enum reg_class): Add 'LEGACY_REGS'
1289 (REG_CLASS_CONTENTS): Likewise; add extended registers.
1290 (SSE_REGNO_P): Recognize extended registers.
1291 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
1292 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
1293 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
1294 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
1295 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
1296 REG_OK_FOR_STRREG_P): Remove.
1297 (HI_REGISTER_NAMES): Add extended registers.
1298 (ADDITIONAL_REGISTER_NAMES): Likewise.
1299 (QI_REGISTER_NAMES): Add 8bit extended registers.
1300 (DEBUG_REG): Support extended registers.
1301 * i386.c (regclass_map): Add extended registers.
1302 (dbx_register-map): Likewise.
1303 (svr4_dbx_register_map): Likewise.
1304 (print_reg): Support extended registers.
1305 (print_operand): Support 64bit operands.
1307 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
1309 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
1310 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1311 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
1312 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
1313 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
1314 STACK_BOUNDARY): Set properly for 64bits.
1315 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
1316 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
1317 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
1318 (MOVE_MAX): Set to 16.
1319 (MOVE_MAX_PIECES): 8 for 64bit.
1320 (Pmode): Set to SImode.
1322 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
1324 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
1326 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
1328 * i386.h (mask_64bit): New constant.
1329 (target_64bit): New macro.
1330 (target_options): Add '64'/'32'
1331 (target_default): Define.
1332 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
1333 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
1334 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
1336 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
1338 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1340 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
1342 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1343 LO_SUM unless for_alias is set.
1345 2001-03-08 Stan Shebs <shebs@apple.com>
1347 * objc/objc-act.c: Fix old typos in comments, add comments for
1349 (hash_init): Fix file name in error message.
1350 (hash_enter): Ditto.
1351 (hash_add_attr): Ditto.
1352 (continue_class): Ditto.
1354 2001-03-08 Bruce Korb <bkorb@gnu.org>
1356 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1357 wait4() can receive the signal.
1359 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1361 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1363 * fixinc/fixincl.x: Regenerate.
1365 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1367 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1369 * fixinc/fixincl.x: Regenerate.
1371 2001-03-08 Richard Henderson <rth@redhat.com>
1373 * configure.in (HAVE_AS_LEB128): New assembler check.
1374 * configure, config.in: Rebuilt.
1376 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
1378 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
1381 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1383 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
1384 references to the MAXPATHLEN macro.
1386 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
1387 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
1390 * config/i386/xm-gnu.h, config/xm-gnu.h,
1391 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
1392 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
1393 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
1394 and/or unused files.
1396 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
1397 doing so in various xm-*.h files.
1399 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1401 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1403 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1405 * configure.in (enable_shared): Support per-package shared-library
1407 * configure: Rebuilt.
1409 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1411 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1412 for crnot. Set operands[5] in splitter.
1414 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1416 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
1417 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
1418 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
1419 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
1420 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
1421 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
1422 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
1425 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
1426 config/i370/xm-i370.h, config/i386/xm-dgux.h,
1427 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
1428 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
1429 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
1430 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
1431 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
1432 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
1433 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
1434 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
1435 Delete unused and/or empty files.
1437 * config.gcc: Define USG in xm_defines as appropriate. Define
1438 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
1439 macro. Remove deleted xm-* files from $xm_files variable.
1441 2001-03-07 Tom Tromey <tromey@redhat.com>
1443 * configure: Rebuilt.
1444 * configure.in: Allow config-lang.in to set `lang_requires' to list
1445 of other required languages.
1447 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
1449 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
1451 (output_prologue): Use xmalloc not oballoc.
1452 (output_epilog): Free a29k_first_epilogue_insn when finished.
1453 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
1455 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
1457 * builtins.c (expand_builtin_mathfn): Check
1458 flag_unsafe_math_optimizations, not flag_fast_math.
1459 (expand_builtin): Likewise
1460 * combine.c (combine_simplify_rtx): Likewise.
1461 (simplify_if_then_else): Likewise.
1462 * cse.c (fold_rtx): Likewise.
1463 * flags.h: Remove flag_fast_math. Add
1464 flag_unsafe_math_optimizations and flag_trapping_math.
1465 * fold-const.c (negate_expr): Check
1466 flag_unsafe_math_optimizations, not flag_fast_math.
1467 (invert_truthvalue): Likewise.
1468 (fold): Likewise. Before associating operands, check that
1469 code == MULT_EXPR, not code != MULT_EXPR.
1470 * ifcvt.c (noce_try_minmax): Check
1471 flag_unsafe_math_optimizations, not flag_fast_math.
1472 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
1473 * invoke.texi: Document -funsafe-math-optimizations and
1474 -fno-trapping-math. Change documentation for -ffast-math.
1475 * jump.c (reversed_comparison_code_parts): Likewise.
1476 (rtx_equal_for_thread_p): Likewise.
1477 * optabs.c (emit_conditional_move): Likewise.
1478 * simplify-rtx.c (simplify_binary_operation): Likewise.
1479 (simplify_relational_operation): Likewise.
1480 (simplify_ternary_operation): Likewise.
1481 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1482 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1483 Add trapping-math and unsafe-math-optimizations entries to f_options.
1484 (set_fast_math_flags): New, sets flags for -ffast-math.
1485 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1486 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1487 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1489 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1490 (alpha_emit_conditional_move): Initialize local_fast_math to
1491 flag_unsafe_math_optimizations, not flat_fast_math.
1492 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1493 instead of setting flag_fast_math to 1.
1494 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1496 * config/i386/i386.c (override_options): Likewise
1497 * config/i386/i386.md: Likewise.
1498 * config/m68k/m68k.md: Likewise.
1499 * config/mips/mips.md: Likewise.
1500 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1501 (rs6000_generate_compare): Likewise.
1503 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1505 * Makefile.in: Set RANLIB to @RANLIB@.
1508 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1510 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1511 * fixinc/fixincl.x: Regenerated.
1513 2001-03-07 Richard Henderson <rth@redhat.com>
1515 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1517 2001-03-07 Richard Henderson <rth@redhat.com>
1519 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1520 of block notes and exception handling notes.
1522 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1523 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1524 (compile_file): ... here.
1526 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1528 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1530 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1531 config.h now. Include libiberty.h to handle alloca.
1533 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1535 * c-parse.in (yylexname): New function, split out of _yylex.
1536 (objc_rid_sans_at): New table.
1537 (init_reswords): Initialize it.
1538 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1539 retrieving the next token and checking it for significance as
1540 an ObjC keyword or string constant.
1542 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1543 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1545 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1548 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1550 * config/m68k/m68k.c (const_uint32_operand): Accept any
1551 const_int on a 32-bit host.
1553 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1555 * objc/objc-act.c (init_objc): Set save_lang_status,
1556 restore_lang_status, and mark_lang_status.
1558 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1560 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1562 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1564 * cppinternals.texi: Update.
1566 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1568 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1569 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1570 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1571 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1572 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1573 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1574 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1575 config/i386/xm-i386.h, config/i860/xm-i860.h,
1576 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1577 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1578 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1579 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1580 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1581 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1582 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1583 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1584 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1585 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1586 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1587 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1588 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1589 match the defaults provided in hwint.h.
1591 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1592 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1594 * config.gcc (xm_file): Don't set to files which are deleted.
1596 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1597 guard this file against these macros being undefined.
1599 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1601 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1602 and DECL_DEFER_OUTPUT on the decl we create, before calling
1603 rest_of_decl_compilation.
1605 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1607 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1609 * configure, config.in: Regenerate.
1610 * config.gcc: Remove references to deleted files.
1612 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1613 genrecog.c, rtl.c: Do not use alloca anywhere.
1615 * Makefile.in, build-make, system.h, config/x-interix,
1616 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1617 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1618 config/arc/xm-arc.h, config/arm/xm-arm.h,
1619 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1620 config/h8300/xm-h8300.h, config/i370/x-oe,
1621 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1622 config/i386/x-ncr3000, config/i386/x-sco5,
1623 config/i386/xm-dgux.h, config/i860/x-sysv4,
1624 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1625 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1626 config/m68k/x-hp320g, config/m69k/x-mot3300,
1627 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1628 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1629 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1630 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1631 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1632 config/mips/x-iris, config/mips/x-iris3,
1633 config/mips/x-sni-svr4, config/mips/x-sysv,
1634 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1635 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1636 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1637 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1638 config/pa/xm-papro.h, config/romp/xm-romp.h,
1639 config/rs6000/x-aix31, config/rs6000/x-aix41,
1640 config/rs6000/x-beos, config/rs6000/x-lynx,
1641 config/rs6000/x-mach, config/rs6000/x-rs6000,
1642 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1643 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1644 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1645 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1646 config/vax/xm-vms.h: Eradicate all references to alloca and
1649 * config/xm-alloca.h, config/clipper/x-clix,
1650 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1651 config/i860/x-sysv3, config/m88k/x-sysv3,
1652 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1653 (contained only alloca related hacks).
1655 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1658 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1660 * invoke.texi: Document __FAST_MATH__.
1662 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1664 * crtstuff.c: Restore include of auto-host.h.
1666 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1668 Put main() in a separate file, so that the language
1669 front-end can use a different main().
1672 * toplev.c: (main): Rename as toplev_main.
1673 * toplev.h: Declare toplev_main.
1674 * Makefile.in (OBJS): add toplev.o.
1675 (BACKEND): remove toplev.o, add main.o.
1677 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1679 * cppfiles.c (search_from): Special case the empty string.
1681 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1683 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1684 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1685 strlen or strcpy; we already know the length.
1686 (_cpp_compare_file_date): Similarly.
1687 * cpphash.h (struct cpp_reader): Delete done_initialising.
1688 (CPP_PREV_BUFFER): Delete.
1689 * cppinit.c (cpp_start_read): Don't set done_initialising.
1690 * cpplex.c (parse_string): Guarantee null-termination.
1691 (_cpp_equiv_toklists): Remove.
1692 * cpplib.c (glue_header_name): Null-terminate.
1693 (do_line): Don't leak memory.
1694 * cpplib.h (BT_WEAK): Delete.
1695 * cppmain.c (cb_ident): Strings are now null-terminated.
1697 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1699 * gcc.c (convert_filename): Append executable suffix
1700 if NO_AUTO_EXE_SUFFIX is not defined.
1701 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1702 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1704 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1706 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1707 * c-parse.gperf, c-gperf.h: Delete.
1708 (c-gperf.h was accidently re-added to the CVS repo in the rev
1709 1.16 commit by tromey)
1711 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1713 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1714 macro arguments when looking for the '('.
1715 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1716 2 when really parsing arguments; 1 when looking for '('.
1717 Always restore the lexer position.
1719 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1721 * longlong.h (umul_ppmm): Don't use a multiline string.
1723 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1725 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1726 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1727 t_bool in declaration because pcc can't combine volatile with typedef
1730 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1732 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1733 until when it is really needed.
1734 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1735 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1736 * i386.md (float?i?f splitter): Don't force source operand to memory
1738 (sse_movdfcc): Fix constraint.
1739 (sse_movdfcc splitter): Handle properly the second alternative.
1741 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1743 * cpplex.c (parse_string): Unconditionally pedwarn.
1745 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1748 * cppexp.c (parse_number): Update.
1749 * cpplex.c (parse_string): Pedwarn if multiline string does not
1750 result from a system header's macro.
1751 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1752 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1753 for function-like macros too.
1754 * c-lex.c (lex_number): Update.
1756 2001-03-03 Richard Henderson <rth@redhat.com>
1758 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1760 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1762 * combine.c (try_combine): If split with mode-changed scratch
1763 register didn't work, try the original mode.
1765 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1767 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1768 * config/c4x/c4x.h: Likewise.
1769 * stor-layout.c (compute_record_mode): Likewise.
1770 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1772 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1774 * configure.in: Kill tm.h. Include the files in the $tm_file
1775 list in all three of config.h, hconfig.h, tconfig.h, after the
1776 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1777 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1778 * configure: Regenerate.
1779 * Makefile.in (clean): Don't delete tm.h.
1781 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1782 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1783 those are not defined, set SEC and FEC to 0 and 1.
1784 * gcc.texi: Update to match.
1786 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1787 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1788 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1789 Include tconfig.h, not tm.h.
1791 * config/xm-lynx.h, config/xm-std32.h,
1792 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1793 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1794 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1795 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1796 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1797 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1798 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1799 config/i386/xm-i386.h, config/i860/xm-i860.h,
1800 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1801 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1802 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1803 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1804 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1805 config/pa/xm-linux.h, config/pa/xm-pa.h,
1806 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1807 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1808 config/pj/xm-pj.h, config/romp/xm-romp.h,
1809 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1810 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1811 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1812 config/v850/xm-v850.h, config/vax/xm-vax.h,
1813 config/we32k/xm-we32k.h:
1815 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1817 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1818 config/i370/xm-oe.h: Don't include tm.h. Don't define
1820 * config/vax/xm-vms.h: Don't include tm.h.
1822 * config/xm-lynx.h, config/avr/xm-avr.h,
1823 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1824 Delete; made empty by above changes.
1825 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1826 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1827 Don't include config/xm-lynx.h or tm.h.
1829 * config/xm-gnu.h: Don't include fcntl.h.
1830 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1832 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1834 2001-03-02 Richard Henderson <rth@redhat.com>
1836 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1837 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1839 2001-03-02 Richard Henderson <rth@redhat.com>
1841 * Makefile.in (OBJS): Add dwarf2asm.o.
1842 * dwarf2asm.c, dwarf2asm.h: New files.
1843 * dwarf2out.c (*): Use them.
1844 (size_of_uleb128, size_of_sleb128): Remove.
1845 (output_uleb128, output_sleb128): Remove.
1846 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1847 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1848 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1849 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1850 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1851 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1852 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1853 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1854 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1855 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1856 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1857 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1858 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1859 (dwarf2out_frame_debug): Remove unused variables.
1860 (output_loc_operands): Don't abort on 8 byte constants if
1861 host integers are wide enough.
1862 (output_symbolic_ref): Remove.
1863 (size_of_die): Don't assume 4 byte host integers.
1864 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1866 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1867 something stupid with HOST_WIDE_INT to long truncation.
1868 [CONST_DOUBLE]: Likewise.
1870 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1871 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1872 * config/arm/unknown-elf.h: Likewise.
1873 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1874 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1875 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1876 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1877 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1878 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1879 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1880 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1881 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1882 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1883 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1884 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1886 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1888 * cselib.c (hash_rtx): Cast enums to unsigned int.
1890 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1892 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1893 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1895 * c-format.c (C_STD_VER): Cast to int for comparisons.
1896 (check_function_format): Cast various enums to int for &.
1897 (maybe_read_dollar_number): Likewise.
1898 (check_format_info): Likewise.
1899 (check_format_info_main): Likewise.
1900 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1901 (safe_from_p): Likewise.
1902 * varasm.c (const_hash): Cast enum to int for %.
1903 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1904 pcc enum problems with < and ++ operators.
1905 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1906 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1907 (regclass_init): Change enum class to int to iterate over reg_classes.
1908 * genrecog.c (merge_trees): Cast enums for comparison.
1909 * rtl.h (GET_CODE): Cast to enum rtx_code.
1910 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1911 (GET_MODE): Cast to enum machine_mode.
1912 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1913 (GET_NOTE_INSN_NAME): Cast enum to int.
1914 * tree.h (TREE_CODE): Cast to enum tree_code.
1915 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1916 * timevar.c (timevar_print): Change loop variable id from enum to
1918 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1919 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1920 * toplev.c (compile_file): Cast enum DFI to int.
1921 (decode_d_option): Likewise.
1923 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1925 * cppinit.c (append_include_chain): Mark "after" include file name list
1926 as a system directory.
1927 * cpp.texi: Document new behavior.
1929 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
1931 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
1933 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
1935 * cppfiles.c (struct include_file): Update.
1936 (stack_include_file): Use search_from.
1937 (cpp_included, find_include_file): Update.
1938 (cpp_execute_include): Update. ptr->name may not be
1939 null terminated. Use the new search_from member variable
1941 (_cpp_compare_file_date): Similarly.
1942 (search_from): New function, similiar to actual_directory.
1943 (actual_directory): Delete.
1944 (remap_filename): Update. loc->name may not be null terminated.
1945 (struct file_name_list): Rename search_path. Update.
1946 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
1947 search_from and dir.
1948 (struct cpp_reader): Remove actual_dirs.
1949 * cppinit.c (struct cpp_pending): Update for renamed objects.
1950 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1951 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1952 * cpplib.h (struct cpp_options): Similarly.
1954 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1956 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1957 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1958 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1959 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1960 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1961 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1962 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1963 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1964 config/i370/xm-oe.h, config/i386/xm-aix.h,
1965 config/i386/xm-i386.h, config/i386/xm-osf.h,
1966 config/i860/xm-i860.h, config/i960/xm-i960.h,
1967 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1968 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1969 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1970 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1971 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1972 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1973 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1974 config/pj/xm-pj.h, config/romp/xm-romp.h,
1975 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1976 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1977 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1978 config/v850/xm-v850.h, config/vax/xm-vax.h,
1979 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1980 Do not define TRUE or FALSE.
1982 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1983 empty by above change.
1984 * config.gcc: Remove references to these files.
1986 * configure.in: Detect stdbool.h.
1987 * configure, config.in: Regenerate.
1988 * system.h: Include stddef.h here if available.
1989 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
1990 Then set up a sensible boolean type at the very end.
1992 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1993 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
1995 * hash.h: Delete 'boolean' typedef and related #undefs.
1997 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
1998 all uses of 'boolean' with 'bool'.
2000 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
2002 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
2003 * cppexp.c (lex): Cast enums for comparison.
2004 * cppinit.c (parse_option): Cast enum for comparison.
2005 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
2006 (cpp_output_token): Likewise.
2007 (cpp_can_paste): Cast enums for comparsion and plus/minus.
2008 (cpp_avoid_paste): Cast enums for minus and comparison.
2010 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2012 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
2013 field to all array elements.
2015 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2017 * cpphash.h (struct cpp_reader): Add print_version field.
2018 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
2019 just set print_version and other flags as appropriate.
2020 (cpp_post_options): Print version here if print_version is set.
2022 * toplev.c (exit_after_options): New flag.
2023 (independent_decode_option): Don't exit here; just set
2025 (main): Exit after calling lang_hooks.post_options if
2026 exit_after_options is true.
2028 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
2029 (merge_include_chains): Adjust comment to match code.
2031 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2033 * stringpool.c (set_identifier): New function.
2034 * tree.h: Prototype it.
2036 * c-parse.in: Kill D_YES. If compiled for objc, call
2037 save_and_forget_protocol_qualifiers from init_reswords.
2038 * objc/objc-act.c (remember_protocol_qualifiers,
2039 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
2040 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
2042 (save_and_forget_protocol_qualifiers): New function.
2043 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
2045 2001-03-01 Diego Novillo <dnovillo@redhat.com>
2047 * c-semantics.c (prune_unused_decls): Return error_mark_node
2048 instead of (tree) 1 to stop traversing the tree chain.
2050 2001-03-01 Bernd Schmidt <bernds@redhat.com>
2052 Fix a problem introduced by Kenner's Feb 18 change.
2053 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
2054 flag_cse_skip_blocks only temporarily, not for ever.
2056 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
2058 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
2059 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
2061 * pa.c (emit_move_sequence): Verify operand0 is a hard register
2062 before determining its register class.
2064 2001-03-01 Bernd Schmidt <bernds@redhat.com>
2066 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
2067 from reg 4 if current_function_calls_setjmp.
2068 (gen_nop_type): New function.
2069 (ia64_emit_nops): New function.
2070 (ia64_reorg): Call it.
2071 (ia64_sched_reorder): Move code that rotates bundles up a bit.
2073 * reload1.c (eliminate_regs_in_insn): Restrict the special case
2074 code not to try to optimize adds with anything but a REG destination.
2076 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
2077 (INSN_PRIORITY_KNOWN): New accessor macro.
2078 * haifa-sched.c (priority): Use it instead of testing priority against
2081 2001-02-28 DJ Delorie <dj@redhat.com>
2083 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
2084 since that doesn't work the way gcc wants on a generic m68k.
2086 2001-02-28 Richard Henderson <rth@redhat.com>
2088 * caller-save.c (save_call_clobbered_regs): Fix typo in
2089 comparison last change.
2091 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
2093 * i386.c (pentium4_cost): New.
2094 (m_PENT4): New macro.
2095 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
2096 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
2097 x86_integer_DFmode_moves, x86_partial_reg_dependency,
2098 x86_memory_mismatch_stall): Add Pentium4
2099 (x86_use_q_reg, x86_use_any_reg): Kill.
2100 (override_options): Add pentium4.
2101 (incdec_operand): Return 0 for pentium4.
2102 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
2103 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
2104 (TARGET_PENTIUM4): Define.
2105 (enum processor_type): Add PROCESSOR_PENTIUM4.
2106 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
2107 * i386.md (attribute "cpu"): Add pentium4.
2108 * invoke.texi (march): Add pentium4.
2110 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
2112 * i386.md (sse_mov?fcc*): New patterns and splitters.
2113 * i386.c (ix86_expand_movcc): Work post-reload; recognize
2114 the SSE based conditional moves.
2116 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
2118 * i386.md (attribute mode): Add "TI".
2119 (movsf_1): Add pxor support; remove constant propagation splitter.
2120 (movdf_integer): Likewise.
2121 (movdf_nointeger): Likewise.
2122 (movxf constant prop splitter): Handle all modes; update for SSE.
2123 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
2124 * i386.c (standard_80387_constant_p): Rewrite.
2125 (standard_sse_constant_p): New.
2126 * i386-protos.h (standard_sse_constant_p): New.
2128 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
2130 * i386.md (sse_setccsf, sse_setccdf): New.
2131 (sse_cmp* patterns): Use '%D' instead of outputtting condition
2133 * i386.c (sse_comparison_operator): Accept the supported unordered
2134 comparses; be ready for fast_math.
2135 (print_operand): Support 'D'.
2137 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
2139 * jump.c (reversed_comparison_code): Kill.
2141 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
2143 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
2146 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
2148 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
2149 add missing '%' in constraints.
2151 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
2153 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
2154 for HOST_BITS_PER_WIDE_INT == 32 too.
2156 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
2158 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
2160 (insert_save, insert_restore): New parameter save_mode.
2161 (init_caller_save): Update initialization of reg_save_code
2162 and reg_restore_code.
2163 (save_call_clobbered_regs): Compute save_modes and update calls to
2164 reg_save_code and reg_restore_code.
2165 (insert_restore): Unsignetize numbers; use save_modes to choose mode
2166 of spill; update use of reg_restore_code.
2167 (insert_save): Likewise.
2168 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2169 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2170 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
2172 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2174 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
2175 noce_try_store_flag_inc, noce_try_store_flag_mask,
2176 noce_try_cmove_arith):
2177 Use reversed_comparison_code instead of reverse_comparison and
2178 can_reverse_comparison_p.
2180 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
2182 * jump.c (reversed_comparison_code_parts): Allow reversal of
2183 unordered compares in -ffast-math mode; reverse ordered compares
2184 for FP even w/o -ffast-math.
2186 2001-02-27 Richard Henderson <rth@redhat.com>
2188 * print-rtl.c (print_rtx) [i]: Don't print field five on
2189 NOTEs other than NOTE_INSN_DELETED_LABEL.
2191 2001-02-27 Zack Weinberg <zackw@stanford.edu>
2193 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
2194 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
2196 2001-02-27 Diego Novillo <dnovillo@redhat.com>
2198 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
2199 even if walk_subtrees is 0.
2200 * c-semantics.c (prune_unused_decls): Return a non-null value to
2201 stop traversing the tree chain.
2203 2001-02-27 DJ Delorie <dj@redhat.com>
2205 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
2206 register, *then* define it as the new CFA.
2208 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
2210 * pa.c (override_options): Promote -fpic to -fPIC.
2211 (legitimize_pic_address): Simplify due to removal of
2212 small PIC as a code generation option.
2213 (secondary_reload_class): Similarly.
2214 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
2215 (PRINT_OPERAND_ADDRESS): Similarly.
2216 * pa.md (various patterns): Similarly.
2217 (small pic lo_sum pattern): Remove.
2219 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
2222 * md.texi (min, max): Document
2224 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
2226 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
2227 TARGET_PARTIAL_REG_DEPENDENCY.
2228 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
2230 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
2232 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
2234 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
2236 * mips.c (mips_make_temp_file): Fix thinko in last change.
2238 2001-02-26 Jason Eckhardt <jle@redhat.com>
2240 * combine.c (known_cond): Do not reverse the condition when
2241 SMAX/UMAX is being considered and the condition is for equality
2244 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
2246 2001-02-26 Philip Blundell <philb@gnu.org>
2248 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
2250 * config/arm/linux-elf.h: Remove historical relics related to
2251 above configurations.
2252 * config/arm/linux-oldld.h: Delete.
2253 * config/arm/linux-elf26.h: Delete.
2255 2001-02-26 Jason Merrill <jason@redhat.com>
2257 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
2259 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
2260 recognize a tentative definition. Lose obsolete code.
2262 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
2263 variables unless necessary, either.
2265 2001-02-25 Richard Henderson <rth@redhat.com>
2267 * ifcvt.c (struct noce_if_info): Add test_bb.
2268 (noce_get_alt_condition): New.
2269 (noce_try_minmax, noce_try_abs): New.
2270 (noce_operand_ok): New.
2271 (noce_process_if_block): Use them.
2272 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
2274 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
2276 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
2279 2001-02-25 Zack Weinberg <zackw@stanford.edu>
2281 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
2282 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
2284 (mips_asm_file_end): Free temp_filename here.
2286 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2288 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
2289 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
2291 * config/i386/i386.md (movstrsi): Handle FAIL case.
2293 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
2295 * cppinit.c (builtin_array): Update.
2296 (init_builtins): Flag builtins to warn if redefined or
2297 undefined. Define __GXX_WEAK as a normal macro.
2298 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
2299 * cpplib.h (NODE_WARN): New flag.
2300 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
2301 Handle __STDC__ as a builtin only on Solaris.
2302 (warn_of_redefinition): Renamed from check_macro_definition.
2303 Reverse sense of test. Always warn if NODE_WARN.
2304 (_cpp_create_definition): Use warn_of_redefinition. Flag
2305 any macro beginning with "__STDC_" to require a mandatory
2306 warning if redefined or undefined.
2308 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2310 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
2311 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
2312 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
2313 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
2314 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
2315 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
2316 Don't define any of:
2317 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
2318 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
2319 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
2320 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
2321 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
2323 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
2324 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
2327 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
2328 Delete now-empty file.
2330 * alpha/vms.h: Define NEED_ATEXIT here...
2331 * alpha/xm-vms.h: ...not here.
2333 * i386/cygwin.h: Don't define PARAMS.
2334 * mips/mips.c: Don't prototype mktemp. Don't define
2335 P_tmpdir. Use make_temp_file to create temporary files.
2336 Don't be clever and delete temporary files early.
2337 * config.gcc: Drop references to deleted files. Don't define
2339 * gcc.texi: Don't mention USE_PROTOTYPES.
2341 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2343 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
2344 (ix86_set_move_mem_attrs_1): Likewise.
2345 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
2346 * config/i386/i386.md (movstrsi): Call it.
2348 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2350 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
2351 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
2352 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
2353 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
2355 (i750a-*-*): Error here if hosting on i750a.
2356 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
2358 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
2359 Remove (empty modulo comments).
2361 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
2362 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
2363 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
2364 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
2365 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
2366 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
2368 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
2369 Remove reference to winnt.h in comment.
2370 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
2372 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2374 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
2375 used to set another biv.
2377 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2379 * tree.h (BLOCK_DEAD): New macro.
2380 (struct tree_block): New flag, dead_flag.
2381 * print-tree.c (print_node, case 'b'): Print missing fields.
2382 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
2383 * function.c (identify_blocks): Enable test for misplaced notes.
2384 (all_blocks): Skip BLOCK_DEAD blocks.
2385 * integrate.c (integrate_decl_tree): Likewise.
2387 * errors.c (internal_error, trim_filename): New functions.
2388 (fancy_abort): Call internal_error.
2389 * errors.h (internal_error, trim_filename): New declarations.
2391 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
2393 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
2395 (EXTRA_CONSTRAINT): Formatting changes.
2397 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2399 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
2401 2001-02-23 Per Bothner <per@bothner.com>
2403 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
2404 so they can be called from java/jvspec.c.
2405 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2407 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2409 * i386.c (ix86_frame): New structure.
2410 (ix86_compute_frame_size): Kill.
2411 (ix86_compute_frame_layout): New.
2412 (ix86_save_reg): New.
2413 (ix86_can_use_return_insn_p): Use frame layout stuff.
2414 (ix86_expand_prologue): Likewise.
2415 (ix86_expand_epilogue): Likewise.
2416 (ix86_initial_elimination_offset): Likewise.
2417 (ix86_nsaved_regs): Use ix86_save_reg.
2418 (ix86_emit_save_regs): Likewise.
2420 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
2422 * flow.c (find_sub_basic_blocks): New function.
2423 (split_block): Be ready for basic block introduced by CODE_LABEL.
2424 (commit_one_edge_insertion): Call find_sub_basic_block.
2426 * flow.c (make_edges): Add edge from entry for blocks starting with
2427 label having ALTERNATE_NAME
2429 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
2431 * function.c (epilogue_done): Be ready for first basic block not
2432 containing PROLOGUE_END note.
2433 (reposition_prologue_and_epilogue_notes): Avoid placing
2434 PROLOGUE_END note between BASIC_BLOCK.
2436 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
2438 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
2440 2001-02-21 DJ Delorie <dj@redhat.com>
2442 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
2443 check for current_function_has_nonlocal_goto from 1999-11-12.
2445 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2447 * diagnostic.c (trim_filename): No longer static.
2448 * toplev.h (trim_filename): Declare.
2449 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2450 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2451 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2452 (rtvec_check_failed_bounds): Likewise.
2453 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2455 * convert.c (convert_to_integer): Don't do unsigned unless result or
2456 both inputs are unsigned.
2458 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2461 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2463 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2465 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
2467 * Makefile.in (resource.o): Add params.h dependence.
2468 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
2469 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
2470 * resource.c: Add dependence on params.h.
2471 (current_live_regs): Fix explanatory comment.
2472 (find_basic_block): Add new parameter to permit limiting search
2474 (mark_target_live_regs): Add new argument to find_basic_block call.
2475 (incr_ticks_for_insn): Likewise.
2477 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2479 * diagnostic.c (output_to_stream): Rename to
2480 output_buffer_to_stream. Loses the stream parameter.
2481 (init_output_buffer): Set diagnosic_buffer's stream.
2482 (flush_diagnostic_buffer): Adjust.
2483 (default_print_error_function): Likewise.
2484 (finish_diagnostic): Likewise.
2485 (verbatim): Likewise.
2487 * diagnostic.h (struct output_buffer): Add `stream' field.
2488 (output_buffer_attached_stream): New macro.
2490 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2492 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2493 check if either operand is divisible by C.
2494 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2495 If type is signed, consider negative numbers as well.
2497 2001-02-22 Richard Henderson <rth@redhat.com>
2499 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2500 reach .text instead of gp-relative relocs.
2501 * config/ia64/crtend.asm (.init): Likewise.
2503 2001-02-22 Andreas Jaeger <aj@suse.de>
2505 * extend.texi (C++ Attributes): Fix typo.
2507 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2509 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2510 functions, drop current_function_args_info.words test.
2511 (ia64_compute_frame_size): Mark syscall_linkage functions as
2512 using eight input registers.
2514 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2515 Bruce Korb <bkorb@gnu.org>
2517 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2518 * fixinc/README: Document how to convert sed substitutions
2519 to format style c_fix-es.
2520 * fixinc/fixincl.x: regen
2522 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2524 * gcc.c: Add comment explaining how to add a command-line option.
2525 Add title to specs language comment.
2527 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2529 * gcc.c (cc1_options): Add "-param".
2530 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2531 (option_map): Likewise.
2532 * toplev.c (display_help): Add entry for "--param".
2533 (independent_decode_option): Fix typographical error.
2535 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2536 Bernd Schmidt <bernds@redhat.com>
2537 Jan Hubicka <jh@suse.cz>
2539 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2540 (function_arg): Likewise.
2542 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2544 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2546 2001-02-21 Kazu Hirata <kazu@hxi.com>
2548 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2552 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2554 * flow.c (init_propagate_block_info): Canon address and use single_set
2555 for killing dead memory stores.
2557 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2559 * Makefile.in (reorg.o): Add params.h dependence.
2560 * params.def: Fix typographical error in comment.
2561 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2562 * params.h: Modify introductory comment.
2563 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2564 * reorg.c: Add dependence on params.h.
2565 (redundant_insn): Add parameterized throttle for search.
2566 (fill_simple_delay_slots): Add a comment explaining a variable.
2567 Move conditional out of loop, simplifying code.
2568 (fill_eager_delay_slots): Fix typographical error in comment.
2570 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2572 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2574 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2575 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2577 2001-02-21 Jason Merrill <jason@redhat.com>
2579 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2580 (struct tree_decl): Add uninlinable bitfield.
2581 * c-decl.c (duplicate_decls): Set it.
2582 * integrate.c (function_cannot_inline_p): Check it.
2584 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2585 DW_AT_MIPS_linkage_name to abstract methods.
2586 (dwarf2out_abstract_function): Emit class context before calling
2587 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2588 (gen_subprogram_die): Remove obsolete code.
2589 (gen_member_die): Don't include clones in the member list.
2590 (gen_decl_die): Emit abstract info for clone origin.
2591 * dwarfout.c (output_type): Don't include clones in the member list.
2592 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2593 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2594 DECL_ABSTRACT on a function that already has it set.
2596 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2597 (get_subprogram_die): Pass it in.
2599 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2601 * flow.c (mark_set_1): Make not_dead unsigned long. For
2602 non-pseudos, use it as a bitmask of the hard regs that
2605 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2607 * cppfiles.c: Update comments.
2608 (_cpp_read_file): Don't check for NULL filenames any more.
2609 * cppinit.c (cpp_start_read): Don't do canonicalization of
2610 in_fname and out_fname. Use the passed file name exclusively.
2611 (_cpp_handle_options): Don't treat "-" as a command line option,
2612 but as a normal filename.
2613 (_cpp_post_options): Canonicalize in_fname and out_fname.
2614 * cppmain.c (printer_init): Don't check out_fname for NULL.
2615 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2616 (init_c_lex): Update, and use "" to represent stdin to CPP.
2619 2001-02-20 Will Cohen <wcohen@redhat.com>
2621 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2622 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2623 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2626 2001-02-20 Stan Shebs <shebs@apple.com>
2628 * config/rs6000/rs6000.c (output_cbranch): Output branches
2629 on separate lines instead of using ';' to separate.
2631 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2633 * cppinit.c (set_lang): Move builtin handling to...
2634 (init_builtins): ...here.
2635 (_cpp_create_reader): Move call to set_lang.
2637 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2639 * stmt.c (expand_return): If an attempt is made to return the
2640 error_mar_node, treat the return like a return without a value.
2642 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2644 * sibcall.c (skip_copy_to_return_value): Call
2645 identify_call_return_value here, and return orig_insn if it
2646 returns zero. Hardret and softret arguments now unnecessary.
2647 (call_ends_block_p): Don't call identify_call_return_value here.
2649 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2651 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2652 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2654 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2656 * pa.c (move_operand): Accept code to load the address of a
2657 symbol out of the DLT as a valid move operand.
2658 (print_operand, case 'A'): New to handle generating a DLT
2659 reference for a LO_SUM expression.
2660 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2661 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2663 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2665 * README, cpp.texi, gcc.texi, version.c: Update version number to
2667 * cpp.1, gcov.1, gcc.1: Regenerate.
2669 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2671 * cppfiles.c (stack_include_file): Generate dependencies
2672 here, and manage include_count here too.
2673 (PRINT_THIS_DEP): Delete.
2674 (_cpp_execute_include): Do not generate dependencies here,
2675 apart from the case of a missing header. Do not manage
2677 (_cpp_read_file): Leave dependency generation to
2680 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2682 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2683 target_cpu_default. Remove dead assignment to
2686 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2688 * regclass.c (contains_reg_of_mode): Make global.
2689 (init_reg_sets): Remove contains_reg_of_mode; take into account
2690 CLASS_MAX_NREGS when looking for the proper mode.
2691 (dump_regclass): Dump only classes considered for the pseudo.
2692 (regclass): Use contains_reg_of_mode.
2694 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2696 * gcc.c (do_spec_1): 'n' for printing notices.
2697 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2699 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2701 * reg-stack.c (next_flags_user): Use current_block->end
2702 (swap_rtx_condition): Look for next user if flags don't die;
2703 give up on CALL_INSNs; use current_block->end.
2705 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2707 * sibcall.c (call_ends_block_p): New function.
2708 (optimize_sibling_and_tail_recursive_call): Use it.
2710 2001-02-18 Kazu Hirata <kazu@hxi.com>
2712 * config/h8300/h8300.md: Update copyright.
2713 (andsi3): Do not output an extra newline character.
2715 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2717 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2718 FNDECL may be unused.
2720 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2721 follow jumps after first run.
2722 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2723 it doesn't change any jumps.
2725 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2727 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2728 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2729 (mostlyclean): Corresponding changes.
2730 * rtlanal.c (hard-reg-set.h): Include.
2731 (rtx_unstable_p): Do not treat the argument pointer specially
2732 if it is not a fixed register.
2733 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2735 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2737 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2738 against last real insn in basic block.
2739 Rework to avoid gotos.
2741 * Makefile.in (gcse.o): Now includes ggc.h.
2742 * gcse.c: Include ggc.h.
2743 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2744 (try_replace_reg): Remove warning of uninitialize variable.
2745 (process_insert_insn): Call invalid_insn_p to validate insn.
2746 * recog.c (insn_invalid_p): Now global.
2747 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2748 * recog.h (insn_invalid_p): New declaration.
2750 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2752 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2753 assignments from FP constants since 'Y' output code can't handle it.
2754 (eligible_for_sibcall_delay): Likewise.
2756 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2757 Call fancy_abort directly, passing args.
2758 (print_rtl_and_abort): Now a macro, like fancy_abort.
2760 * final.c (output_operand_lossage): Use internal_error, not error.
2762 2001-02-18 Shane Nay <shane@agendacomputing.com>
2764 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2765 structure shift insns.
2767 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2769 * invoke.texi (-fsquangle): Remove documentation.
2770 (-fname-mangling-version): Likewise.
2772 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2774 * optabs.c (expand_abs): Remove reference to
2775 HAVE_contitional_arithmetic.
2776 * combine.c (simplify_set): Likewise.
2778 2001-02-18 Richard Henderson <rth@redhat.com>
2780 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2783 2001-02-18 Richard Henderson <rth@redhat.com>
2785 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2787 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2789 * reload1.c (reload_cse_simplify_set): Fix typo.
2791 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2793 * diagnostic.c (_fatal_insn): Decrement errorcount.
2795 * invoke.texi (-I): Add note avoiding use for system header files.
2797 * rtl.h (add_clobbers): Remove duplicate declaration.
2798 * recog.h (added_clobbers_hard_reg_p): New declaration.
2799 * genemit.c (struct clobber_pat): New field has_hard_reg.
2800 (gen_insn): Record if added clobbers clobber hard reg.
2801 (gen_split): Avoid unused warning if number of operands is 0.
2802 (output_added_clobbers_hard_reg_p): New function.
2805 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2807 * pa.c (hppa_expand_prologue): Simplify code storing return
2808 pointer. For large (>=8k) frames with a post_store, adjust stack
2809 pointer by 8k-64 first rather than by 64. When testing with
2810 VAL_14_BITS_P, always use the actual value rather than the value
2811 negated. Add blockage to prevent scheduling of spills before
2812 stack frame has been created.
2813 (hppa_expand_epilogue): Simplify code loading return pointer.
2814 Allow a slightly larger range for merge_sp_adjust_with_load case.
2815 When testing with VAL_14_BITS_P, always use the actual value.
2817 * pa.c (pa_adjust_insn_length): Check that block move
2818 pattern is a set before looking at operands.
2820 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2822 * fold-const.c (fold_binary_op_with_conditional_arg): New
2823 function, split out from ...
2825 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2826 conditional arms that throw exceptions.
2828 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2831 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2833 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2834 define HAVE_DECL_* to 1 to mask potential backup declarations.
2835 * configure: Regenerated.
2837 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2839 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2841 2001-02-17 Richard Henderson <rth@redhat.com>
2843 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2844 when replacing a memory load with a register.
2846 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2847 Jan Hubicka <jh@suse.cz>
2849 * recog.c (validate_replace_src_1): New.
2850 (validate_replace_src_data): Likewise.
2851 (validate_replace_src): Use note_uses.
2852 * rtl.h (note_uses): Declare.
2853 * rtlanal.c (note_uses): New.
2855 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2857 * reg-stack.c (stack_def): Make field reg unsigned.
2858 (remove_regno_note): Unsignetize parameter.
2860 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2862 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2863 shladd_operand() call.
2865 2001-02-16 Bruce Korb <bkorb@gnu.org>
2866 Rodney Brown <RodneyBrown@mynd.com>
2868 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2869 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2870 machine restrictions
2871 * fixinc/fixincl.x: regen
2873 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2875 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2877 (hash_scan_insn): Clean up calls to hash_scan_set.
2878 (compute_kill_rd): REGNO now unsigned.
2879 (try_replace_reg): Rework to use simplify_replace_rtx.
2880 (cprop_jump, cprop_cc0_jump): Likewise.
2881 (cprop_insn): Call find_reg_equal_equiv_note.
2882 Reflect changes to cprop_jump and cprop_cc0_jump.
2884 * recog.c (validate_replace_src): Replace in operands of
2885 ZERO_EXTRACT in SET_DEST.
2887 * cse.c (new_label_ref): New variable.
2888 (insert): Set it instead of recorded_label_ref.
2889 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2890 CODE_LABEL for this function, and not already in REG_LABEL note.
2892 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
2894 * resource.c (mark_referenced_resources): Fix typo in introductory
2896 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
2899 2001-02-16 Jason Merrill <jason@redhat.com>
2901 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2903 (gen_subprogram_die): Don't abort on seeing a second definition if
2904 the previous one was abstract. Don't replace an abstract instance
2905 in the lookup table.
2907 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2908 gen_abstract_function.
2909 * dwarf2out.h: Declare it.
2910 * toplev.c (note_outlining_of_inline_function): New fn.
2911 * toplev.h: Declare it.
2912 * integrate.c (output_inline_function): Call it.
2913 * c-decl.c (duplicate_decls): Call it when redefining an extern
2914 inline. Don't inline the new defn.
2916 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2918 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2920 * .gdbinit: Rename to gdbinit.in.
2921 * gdbinit.in: New file,
2922 * configure.in: Generate .gdbinit from gdbinit.in.
2923 * configure: Regenerated.
2924 * Makefile.in (distclean): Always remove .gdbinit.
2926 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2928 * objc/objc-act.c (start_class): Register implemented_classes with
2931 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2933 * cppfiles.c (_cpp_make_system_header): Generate a file
2936 2001-02-15 Jim Meyering <meyering@lucent.com>
2938 * Makefile.in (install-common): Don't depend on installdirs here.
2939 Instead, make each of the lang.install-common targets (e.g.,
2940 c++.install-common in cp/Make-lang.in) depend on it.
2941 (install-driver): Depend on installdirs.
2943 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2945 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2947 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2950 2001-02-15 Mark Mitchell <mark@codesourcery.com>
2952 * invoke.texi (--param): Document.
2954 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
2956 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2958 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
2960 * i386.md (extendsfdf2_2): Fix constraints.
2962 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
2964 * i386.md (fop_df_3 splitter): Fix operand number.
2966 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
2968 * invoke.texi (-mreg-alloc): Nuke.
2969 * i386.c (ix86_reg_alloc_order, regs_allocated,
2970 order_regs_for_local_alloc): Nuke.
2971 (override_options): Kill reg_alloc code.
2972 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
2973 (REG_ALLOC_ORDER): SSE goes before I387.
2974 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
2975 (ix86_reg_alloc_order): Likewise.
2976 * i386-protos.h (ix86_reg_alloc_order): Kill.
2978 2001-02-14 Richard Henderson <rth@redhat.com>
2980 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2982 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
2984 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2986 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
2988 * i386-protos.h (ix86_memory_move_cost): Move offline.
2989 * i386.c (ix86_register_move_cost): Compute properly cost of
2990 SSE, MMX and i387 instructions.
2991 (*_cost): Add costs of SSE/MMX moves.
2992 (ix86_memory_move_cost): Move offline from ....; Likewise.
2993 * i386.h (MEMORY_MOVE_COST): .... here;
2994 (struct processor costs): Add new fields to represent costs
2997 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
2999 * regclass.c (init_reg_sets_1): Reinstall the optimization of
3000 move_cost together with Matt Kraai's fix.
3002 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3004 * Makefile.in (OBJS): Add params.o.
3006 2001-02-14 Richard Henderson <rth@redhat.com>
3007 DJ Delorie <dj@redhat.com>
3009 * jump.c (jump_optimize_1): When we delete a conditional jump
3010 preceeding a non-conditional jump to effectively the same place,
3011 make sure that the combined jump skips any clobber insns between
3014 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3016 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
3018 2001-02-14 Mark Mitchell <mark@codesourcery.com>
3020 * Makefile.in (toplev.o): Depend on params.h.
3021 (intergate.o): Likewise.
3022 (params.o): New target.
3023 * flags.h (inline_max_insns): Remove.
3024 * integrate.c: Include params.h.
3025 Use MAX_INLINE_INSNS instead of inline_max_insns.
3026 * params.c: New file.
3027 * params.h: Likewise.
3028 * params.def: Likewise.
3029 * toplev.c: Include params.h.
3030 (lang_independent_params): New variable.
3031 (decode_f_option): Use the param machinery instead of setting
3033 (independent_decode_option): Handle "--param name=value".
3034 (main): Register language-independent parameters.
3036 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
3038 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
3040 2001-02-14 Richard Henderson <rth@redhat.com>
3042 * regclass.c (init_reg_sets_1): Revert last two changes.
3044 2001-02-14 Jakub Jelinek <jakub@redhat.com>
3046 * stor-layout.c (is_pending_size, put_pending_size): New functions.
3047 (variable_size): Call put_pending_size.
3048 * tree.h (is_pending_size, put_pending_size): Add prototypes.
3049 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
3050 sizes list, put newly created SAVE_EXPR there as well.
3052 2001-02-14 Jakub Jelinek <jakub@redhat.com>
3054 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
3055 (errata_find_address_regs): load_group has only 2 entries.
3056 (errata_emit_nops): Likewise. shladd is not problematic.
3057 Clear last_group if nop was emitted.
3058 (fixup_errata): load_group has only 2 entries.
3061 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
3063 * c-lex.c (lex_number): Only warn traditionally for U suffix
3064 outside system macros.
3065 * cppexp.c (parse_number): Similarly.
3066 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
3067 * cppmacro.c (struct cpp_macro): New member node.
3068 (parse_args): Only warn about missing rest args if not
3070 (funlike_invocation_p): Similarly for uninvoked funlike macros.
3071 (cpp_sys_objmacro_p): New.
3072 (_cpp_create_definition): Store the node with the macro defn.
3073 Remember if the macro is defined in a system header.
3075 2001-02-13 DJ Delorie <dj@redhat.com>
3077 * configure.in (check_languages): determine languages to check
3078 * Makefile.in (check-c++): alias for check-g++
3079 (check-f77): alias for check-g77
3080 (CHECK_TARGETS): depend on configured languages
3082 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
3084 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
3085 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
3086 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
3087 (sqrtextendsfdf2): Disable for SSE2.
3089 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
3091 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
3092 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
3093 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
3094 (sqrtextendsfdf2): Disable for SSE2.
3096 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
3098 * i386.md (movsfcc_1): Support integer cmove instruction.
3099 (movdfcc_1): Likewise; new splitter.
3101 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
3103 * i386.c (output_fp_compare): Support SSE.
3104 (prepare_fp_compare_args): SSE comparisons always support memory.
3105 * i386.h (TARGET_CMOVE): SSE imply cmove.
3106 * i386.md (cmp?f2): Enable for SSE too.
3107 (cmpfp_i*): Support SSE.
3109 (cmpfp_i_sse_only): New.
3110 (s*, b* fp expanters): Enable for SSE too.
3111 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
3114 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
3116 * regclass.c (init_reg_sets_1): Silence warning.
3118 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
3120 * i386.md (sqrt?f2): Change to expander.
3121 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
3123 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3125 * rtlanal.c (find_reg_equal_equiv_note): New function.
3126 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
3127 (simplify_gen_relational, simplify_replace_rtx): Likewise.
3128 * rtl.h: Add declarations for above functions.
3130 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
3132 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
3134 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
3135 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
3136 * flow.c (mark_regs_live_at_end): Likewise.
3137 (calculate_global_regs_live): Likewise.
3138 * gcse.c (compute_hash_table): Likewise.
3139 (compute_kill_rd): Likewise.
3140 * resource.c (mark_target_live_regs): Likewise.
3141 * rtl.h (INVALID_REGNUM): New macro.
3143 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
3145 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
3147 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
3149 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
3152 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
3154 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
3156 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
3157 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
3158 (fop_sf_1_sse, fop_df_1_sse): New patterns
3159 (fop_*): Disable float_extend and float patterns for SSE compilation.
3160 * i386.c (output_387_binary_op): Support SSE.
3162 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
3164 * i386.md (dummy_extendsfdf2): Support SSE2
3165 (extendsfdf2): Enable if 80387 or SSE2.
3166 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
3167 and no MIX_I387_SSE2
3168 (extendsfdf2_1_sse_only): New pattern.
3169 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
3171 (truncdfsf2_1): Support SSE.
3172 (truncdfsf2_2): Support SSE.
3173 (truncdfsf2_2_1_sse): New pattern.
3174 (fixtruncsfsi2): Always use SSE if available.
3175 (fix_truncsfsi_sse): New pattern.
3176 (fix_truncdfsi_sse): New pattern.
3177 (floatsis?f2): Support SSE.
3178 (floatsidf2_i387): New pattern.
3179 (floatsidf2_sse): Likewise.
3181 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3183 * configure.in: Use "have_gnat" variable, not "gnat".
3184 * configure: Regenerated.
3186 * config/sparc/sparc.c (function_value): Treat all non-record
3187 aggregate types like used to treat UNION_TYPE.
3189 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
3191 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
3192 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
3194 (MASK_MIX_SSE_I387): New.
3195 (TARGET_SSE): SSE2 imply SSE.
3196 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
3197 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
3198 (enum reg_class): Add new classes.
3199 (REG_CLASS_NAMES): Likewise.
3200 (REG_CLASS_CONTENTS): Likewise.
3201 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
3202 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
3203 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
3204 (CLASS_MAX_NREGS): Use new macros.
3205 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
3206 * i386.md (pushsf, movsf): Support SSE.
3207 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
3208 splitters to use ANY_FP_REGNO_P.
3209 (movdf_nointeger, movdf_integer): Likewise.
3211 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3213 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
3214 (try_combine): Use it.
3216 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
3218 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
3219 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
3220 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
3221 (REGISTER_MOVE_COST): Likewise.
3222 * i386-protos.h (ix86_secondary_memory_needed,
3223 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
3224 * i386.c (ix86_secondary_memory_needed,
3225 ix86_preferred_reload_class, ix86_register_move_cost): New function.
3227 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
3229 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
3230 (HARD_REGNO_MODE_OK): Move offline to ....
3231 * i386.c (ix86_hard_regno_mode_ok) ... here;
3232 refuse all incorrect modes.
3233 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
3235 2001-02-13 Richard Henderson <rth@redhat.com>
3237 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
3238 entire operator; replicate that and match_dup the operands.
3239 (cmp_ccx_arith_op_set): Likewise.
3240 (cmp_cc_arith_op_not_set): Likewise.
3241 (cmp_ccx_arith_op_not_set): Likewise.
3243 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3245 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
3247 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3249 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
3250 (TARGET_NO_BITFIELD_WORD): New macro.
3251 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
3252 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
3254 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3256 * cselib.c: New file, from simplify-rtx.c.
3257 * simplify-rtx.c: Remove cselib parts.
3258 * Makefile.in: Add cselib.o.
3260 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3262 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
3263 (setup_incoming_varargs): Remove warning.
3265 * config/rs6000/rs6000.c (validate_condition_mode): When
3266 flag_fast_math, allow floating-point conditionals to be reversed.
3267 (rs6000_generate_compare): When flag_fast_math, don't generate
3268 cror operations for FP conditionals.
3270 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
3272 (ASM_SPEC): Likewise.
3273 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
3274 (CC1_SPEC): Likewise.
3275 (LINK_TARGET_SPEC): Likewise.
3276 (CPP_ENDIAN_SPEC): Likewise.
3277 * Makefile.in (check-consistency): New target.
3279 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
3281 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
3282 "return type defaults" warning for functions with return type
3284 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
3285 function declarations by default rather than only when pedantic.
3287 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
3289 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
3292 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3294 * extend.texi (Deprecated): Deprecate new initializer lists.
3296 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3298 * mkdeps.c (deps_add_default_target): Robustify. Add
3299 basename component only.
3300 * cpp.texi (-M): Describe how default target is generated.
3301 * invoke.texi (-M): Likewise.
3303 2001-02-12 Kazu Hirata <kazu@hxi.com>
3305 * toplev.c (push_float_handler): Remove.
3306 (pop_float_handler): Remove.
3307 * toplev.h: Remove prototypes for the above functions.
3309 2001-02-12 Jakub Jelinek <jakub@redhat.com>
3311 * c-common.c (constant_fits_type_p): New function.
3312 (convert_and_check): Use it.
3314 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3316 * Makefile.in (GXX_ABI_FLAG): Don't define.
3317 * configure.in (--enable-new-gxx-abi): Remove option.
3318 * config.in: Regenerated.
3319 * configure: Likewise.
3321 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
3323 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
3325 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
3326 regular basic block, and arrange for all edges into it to switch
3329 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3331 * Makefile.in (distclean): Do not remove .gdbinit.
3333 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3335 * Makefile.in (gcc.o): Fix typos.
3336 (protize.o): Likewise.
3337 (unprotoize.o): Likewise.
3339 2001-02-11 Richard Henderson <rth@redhat.com>
3341 * tree.c (build1): Check for null operand in last change.
3343 2001-02-11 Richard Henderson <rth@redhat.com>
3345 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
3346 (fold): Don't assume a constant isn't foldable.
3347 * tree.c (build): Set TREE_CONSTANT for an expression with no
3348 side-effects and constant operands.
3351 2001-02-10 Richard Henderson <rth@redhat.com>
3353 * jump.c (squeeze_notes): Revert 2000-05-12 change.
3355 2001-02-10 Anthony Green <green@redhat.com>
3357 * cpp.texi (Standard Predefined): Add documentation for
3360 * c-common.c (combine_strings): Improve warning message.
3362 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
3364 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
3366 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
3368 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
3370 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
3373 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3375 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
3378 2001-02-09 Nick Clifton <nickc@redhat.com>
3380 * config/arm/arm.md: Change output contraint on post inc
3381 load/store multiple patterns to be a read/write contraint.
3383 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
3385 * gcc.c (cpp_options): Delete .d files on error. Don't delete
3386 .o files when using the -M options.
3388 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3389 David Edelsohn <edelsohn@gnu.org>
3391 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
3392 handle DImode constants. Use one TOC entry for SImode and smaller
3393 constants, aligned properly.
3395 2001-02-08 Jason Merrill <jason@redhat.com>
3397 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
3398 about the SP adjustment for saving the static chain pointer.
3399 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
3400 offset when setting a temporary CFA register.
3402 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
3404 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
3405 powerpc-*-chorusos* .
3406 * config/rs6000/chorus.h : New file.
3407 * config/i386/chorus.h : New file.
3408 * config/sparc/chorus.h : New file.
3409 * config/sparc/t-chorus-elf : New file.
3411 2001-02-08 David Edelsohn <edelsohn@gnu.org>
3413 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
3414 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
3415 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
3416 (__WCHAR_TYPE__): Correct macro name.
3418 2001-02-08 Richard Henderson <rth@redhat.com>
3420 * config/i386/i386.c (ix86_frame_pointer_required): New.
3421 (ix86_setup_frame_addresses): New.
3422 (struct machine_funciton): Add accesses_prev_frame.
3423 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
3424 ix86_frame_pointer_required.
3425 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
3426 (SETUP_FRAME_ADDRESSES): New.
3427 * config/i386/i386-protos.h: Update.
3428 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
3429 from FRAME_POINTER_REQUIRED.
3430 * config/i386/svr3gas.h: Likewise.
3431 * config/i386/sysv3.h: Likewise.
3432 * config/i386/v3gas.h: Likewise.
3434 2001-02-08 Richard Henderson <rth@redhat.com>
3436 * config/sparc/sparc.c (function_arg_record_value_3): Fix
3437 calculation of the number of integer registers required.
3438 (function_arg_record_value): Likewise.
3440 2001-02-08 Jason Merrill <jason@redhat.com>
3442 * diagnostic.c (internal_error): Say "confused" after 1 error, not
3443 two. Print file and line with "confused" message.
3445 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
3447 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3449 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
3451 2001-02-08 Bernd Schmidt <bernds@redhat.com>
3453 * final.c (cleanup_subreg_operands): The address of a MEM can
3456 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
3459 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
3461 * gcc.texi (Incompatibilities): Update documentation of
3462 preprocessing numbers.
3464 2001-02-07 Jakub Jelinek <jakub@redhat.com>
3466 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
3468 2001-02-07 Mark Mitchell <mark@codesourcery.com>
3470 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
3472 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
3473 * gcc.c (struct compiler): Add cpp_spec field.
3474 (input_file_compiler): New variable.
3475 (do_spec_1): Allow a particular compiler to handle `%C'
3477 (main): Store the current compiler in input_file_compiler.
3478 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3480 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3482 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3483 * cppinit.c (cpp_create_reader): Initialize them.
3484 (append_include_chain): cxx_aware arg might be unused.
3485 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3486 keywords and give them their phase 7 meaning. Pedwarn about
3487 this unless '__bool_true_false_are_defined' is defined.
3489 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3491 * lcm.c (optimize_mode_switching): Emit mode_set before the
3492 JUMP_INSN of an abnormal edge.
3494 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3496 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3497 a scheduling barrier at the end.
3499 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3501 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3503 * config/sh/sh.md (reload_outsf): Removed.
3504 (movsf_ie): Introduce constraints for FPUL loads and stores.
3505 (reload_insf): Broaden the output constraint.
3507 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3509 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3510 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3512 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3514 * final.c: Revert my previous changes.
3515 * output.h: Make profile_label_no extern.
3516 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3517 for generating label.
3519 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3521 * config/i386/djgpp.h: Add comments about standard paths.
3522 (MD_EXEC_PREFIX): Undefine before defining.
3523 (MD_STARTFILE_PREFIX): New.
3525 2001-01-30 Bruce Korb <bkorb@gnu.org>
3527 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3528 (load_file): do not rely on load_file_data() to close file pointer
3529 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3530 fixinc/inclhack.def(irix_limits_const): add test_text
3532 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3534 * cppexp.c (parse_defined): Improve diagnostics for invalid
3537 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3539 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3541 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3543 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3544 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3545 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3546 (rs6000_output_symbol_ref): New function.
3547 (output_toc): Use VTABLE_NAME_P.
3549 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3551 * print-tree.c (print_node, case PARM_DECL):
3552 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3554 * stor-layout.c (reference_types_internal): New variable.
3555 (internal_reference_types): New function.
3556 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3557 * tree.h (internal_reference_types): New declaration.
3559 * cse.c (find_best_addr): Fix typo in computing cost.
3561 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3563 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3564 and this is the sum of a pointer and a constant, we know the result
3566 (num_sign_bit_copies, case PLUS): Likewise.
3567 * explow.c (convert_memory_address): Remove opposite SUBREG.
3568 * function.c (instantiate_new_reg): New function (from common code).
3569 (instantiate_virtual_regs_1): Call it.
3570 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3571 if pointers sign- or zero-extend.
3572 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3573 If pointers extend unsigned, use inside of SUBREG.
3574 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3576 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3578 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3579 subdir of gcc_gxx_include_dir.
3580 (gcc_gxx_target_include_dir): Remove.
3582 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3584 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3585 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3586 a high-level description.
3588 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3590 * final.c: Move the declaration of profile_label_no to ...
3591 * output.h: ... here.
3592 * function.c (expand_function_start): Call PROFILE_HOOK.
3593 * config/rs6000/aix.h: Define PROFILE_HOOK.
3594 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3595 * config/rs6000/rs6000.c (output_profile_hook): Define.
3596 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3597 output_profile_hook.
3598 tm.texi : Explain new macro PROFILE_HOOK.
3600 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3602 * extend.texi (Extended Asm): Do not say that semicolon is always
3603 a valid line-breaking character for GNU assemblers. Use
3604 newline-tab as the most commonly supported syntax. Use
3605 newline-tab rather than semicolon in multi-insn examples.
3607 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3609 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3611 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3612 David Edelsohn <edelsohn@gnu.org>
3614 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3615 code for AIX, even without flag_pic.
3617 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3619 * c-typeck.c (common_type): push and pop binding level around
3620 calling common_type on function parameters.
3622 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3624 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3626 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3628 * config/mips/mips.c (override_options): Fix typo in last change.
3629 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3630 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3632 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3634 * invoke.texi (-fdump-class-layout): Document.
3635 (-fdump-translation-unit): Use `=' as filename separator.
3637 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3639 * Makefile.in (s-mlib): Don't build multilibs if
3641 (DRIVER_DEFINES): Adjust accordingly.
3643 (protoize.o): Likewise.
3644 (unprotoize.o): Likewise.
3645 * configure.in: Recognize --enable-multilib.
3647 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3649 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3651 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3652 * configure.in: Remove --enable-libstdcxx_v3 support.
3653 * configure: Regenerated.
3655 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3657 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3658 Call abort instead of fatal.
3659 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3660 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3661 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3662 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3663 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3664 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3666 * diagnostic.h (set_internal_error_function): Renamed.
3667 * toplev.h (internal_error): Renamed from fatal.
3668 (pfatal_with_name): Deleted.
3669 (fatal_io_error): Now has printf-style arguments.
3670 * diagnostic.c (pfatal_with_name): Deleted.
3671 (fatal_io_error): Rework to have args in printf-style.
3672 (set_internal_error_function): Renamed from set_fatal_function.
3673 (internal_error): Renamed from fatal.
3674 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3675 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3676 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3677 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3678 * flow.c (verify_flow_info): Likewise.
3679 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3680 * config/mips/mips.c (save_restore_insns): Likewise.
3682 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3683 * flow.c (verify_flow_info): Likewise.
3684 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3685 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3686 (avr_normalize_condition): Likewise.
3687 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3688 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3689 (limit_reload_class, double_reg_to_memory): Likewise.
3690 (print_operand_address, emit_1600_code_shift): Likewise.
3691 (gen_tst_reg, gen_compare_reg): Likewise.
3692 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3693 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3695 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3697 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3698 * objc/objc-act.c (build_ivar_chain): Likewise.
3699 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3701 * graph.c (clean_graph_dump_file): Likewise.
3702 * profile.c (init_branch_prob): Likewise.
3703 * objc/objc-act.c (objc_init): Likewise.
3705 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3706 * config/avr/avr.c (avr_override_options): Likewise.
3707 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3708 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3709 * config/h8300/h8300.c (h8300_init_once): Likewise.
3710 * config/mips/mips.c (override_options): Likewise.
3711 * config/i386/i386.c (override_options): Likewise, rework.
3712 * config/m68k/m68k.c (override_options): Likewise.
3714 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3716 * config/mips/mips.c (print_operand): Likewise.
3717 * hash.c (hash_allocate): Don't check for failure returns from
3718 obstack functions that can't fail.
3719 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3720 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3721 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3722 (get_object_reference): Likewise.
3724 2001-02-04 Nick Clifton <nickc@redhat.com>
3726 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3727 StrongARM1110, 10TDMI, and 1020T.
3729 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3731 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3733 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3735 * config/sh/sh.md (movdf load split): Pass register number to
3736 FP_OR_XD_REGISTER_P.
3738 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3740 * cppinit.c (BC): New macro.
3741 (builtin_array): Add __GXX_WEAK__.
3742 * cpplib.h (builtin_type): Add BT_WEAK.
3743 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3744 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3745 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3747 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3749 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3751 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3753 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3754 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3756 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3758 * cpphash.h: Rename ALIGN _ALIGN.
3759 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3761 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3763 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3764 compilation environment.
3765 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3766 control over location of cygwin includes and libs.
3768 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3770 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3772 2001-02-02 lars brinkhoff <lars@nocrew.org>
3774 * md.texi (Standard Names): remove reference to spur.md.
3776 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3778 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3779 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3780 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3781 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3782 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3784 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3786 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3787 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3788 number before reload.
3789 (c4x_adjust_cost): Return zero before reload.
3790 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3791 split before reload.
3793 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3795 * c4x.c (c4x_hard_regno_rename_ok): New.
3796 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3797 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3799 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3801 * diagnostic.h: Add missing "extern" in all declarations.
3803 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3805 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3806 as for gcc_gxx_include_dir.
3808 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3810 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3812 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3814 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3815 label before alignment to be used as the braf base address.
3816 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3818 (casesi_jump_2): Require at least TARGET_SH2.
3820 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3821 truncation to 32-bit doubles on -m3e and -m4-single-only.
3823 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3825 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3826 the default when building a shared object.
3827 (init_spec): Use it.
3828 * testsuite/lib/g++.exp: Include the directory where libgcc
3829 is located to the LD_LIBRARY_PATH list.
3830 * invoke.texi (-shared-libgcc): Document the cases in which
3831 GCC defaults to using the shared libgcc.
3833 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3835 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3836 unsigned is wide enough.
3838 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3839 (si_to_float): Likewise.
3840 (float_to_si, float_to_usi): Use BITS_PER_SI.
3842 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3844 * dwarf2out.c: Added explanation of abbreviations.
3845 (def_cfa_1): Added comments listing DWARF2 instructions.
3846 (cfa_temp_reg): Removed in favor of cfa_temp.
3847 (cfa_temp_value): Removed in favor of cfa_temp.
3848 (cfa_temp): New global variable.
3849 (dwarf2out_frame_debug_expr): Added extensive introductory
3850 comments explaining the function's transformations. Revised to
3851 use cfa_temp. Added some rtx checking. Generalize IOR case.
3852 (dwarf2out_frame_debug): Revised to use cfa_temp.
3853 (output_aranges): Cast as "unsigned" to avoid warning.
3854 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3855 explain which instructions must be marked.
3857 2001-02-01 Richard Henderson <rth@redhat.com>
3859 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3862 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3864 * config/sh/crt1.asm (main_k): Modified so that start calls
3865 ___setup_argv_and_call_main.
3867 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3869 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3870 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3871 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3872 * cppmacro.c (builtin_macro): Set builtin flags here.
3873 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3874 (replace_args): Clarify intent.
3875 (cpp_get_token): Macro expansion tokens get the saved flags.
3877 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3880 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3882 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3885 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3887 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3888 returns Pmode pseudo, but we need ptr_mode.
3889 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3890 Remove bogus conversions; use HOST_WIDE_INT for size.
3891 Don't use TARGET if wrong mode.
3893 * config/i386/i386.c (ix86_compute_frame_size): Allow
3894 stack_alignment_needed to be non-default even if size is zero.
3896 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3898 * (hppa_init_pic_save): Emit the pic offset table
3899 reg save after last_parm_insn.
3900 * pa.c (hppa_init_pic_save): New function.
3901 * pa.h (hppa_init_pic_save): Declare.
3902 * pa.md (call, call_value, sibcall, sibcall_value): Use
3903 the above instead of duplicated code.
3905 * pa.c (hppa_encode_label): Correct size of alloca buffer
3906 so we don't overrun it. Correct leading `*' case.
3907 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3908 need to handle `*@'.
3909 (FUNCTION_NAME_P): Likewise.
3911 2001-01-31 Richard Henderson <rth@redhat.com>
3913 * config.gcc (alpha-osf5): Use float-i128.h.
3915 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3916 * config/float-i32.h: Likewise.
3917 * config/float-i64.h: Likewise.
3918 * config/float-sh.h: Likewise.
3919 * config/float-sparc.h: Likewise.
3921 2001-01-31 DJ Delorie <dj@redhat.com>
3923 * expmed.c (extract_bit_field): allow non-integral modes if we
3924 want to extract a whole register from itself.
3926 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3928 * c-typeck.c (set_init_index): If first is equal to last, assume as
3929 if it was not a range at all.
3931 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3933 * config/fp-bit.c: Include tm.h.
3934 (float_to_si): Don't assume SImode is 32-bits wide.
3935 (float_to_usi): Likewise.
3937 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3939 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3941 (typename): Call pending_xref_error after parsing typed_typespecs.
3942 * c-decl.c (lookup_tag): Give error immediately rather than
3943 leaving it pending if the tag of the wrong type is in the same
3945 (xref_tag): Don't pedwarn for forward declarations of enum types
3947 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3950 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3952 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3954 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3956 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3957 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3959 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3961 * cpphash.h (struct cpp_reader): New saved_flags.
3962 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3963 to avoid a paste after a pasted token.
3965 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3967 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3968 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3969 Wtype_MIN instead of LONG_MIN.
3971 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3973 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3975 * fixinc/fixincl.x: Regenerated.
3976 * fixinc/inclhack.def (irix_limits_const): New definition to
3977 convert "const" to "__const" in limits.h.
3979 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3981 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3983 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3985 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3986 when register dies in the insn.
3988 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3990 * diagnostic.c (fatal): Fix word wrap.
3992 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3994 * combine.c (try_combine): Fix SUBREG setting for
3995 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3997 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3999 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
4002 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
4004 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
4006 * toplev.c (decode_W_option): Update warn_larger_than
4007 unconditionally for each processed switch.
4009 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4011 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
4013 (hppa_expand_prologue): Delete code to save pic offset table register
4014 in the function prologue.
4015 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
4016 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
4017 table register at the beginning of the function after the prologue.
4019 2001-01-29 lars brinkhoff <lars@nocrew.org>
4021 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
4023 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
4024 Jeff Law <law@redhat.com>
4026 * pa.md (return): Revise comment for trivial return.
4027 (return_internal): Non-trivial return pattern for non-PIC code.
4028 (return_internal_pic): Non-trivial return pattern for PIC code.
4029 It uses the PIC register to ensure it is restored after
4031 (epilogue): Generate appropriate return for PIC and non-PIC code.
4033 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
4035 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
4037 2001-01-29 DJ Delorie <dj@redhat.com>
4039 * combine.c (if_then_else_cond): Pass the correct mode to
4040 operand_subword() for constants.
4042 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
4044 * config/i386/cygwin.h: Add w32api to include search. Search different
4045 directories in a cross-build environment.
4047 2001-11-29 Tim Josling <tej@melbpc.org.au>
4049 * tree.h (TYPE_STUB_DECL): Add documentation.
4051 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
4053 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
4054 (sdbout_field_types): Likwise. Fix use of host_integerp.
4056 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
4058 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
4061 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
4063 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
4064 to use flag_gnu_linker.
4066 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4068 * cpplib.c (T_BAD_DIRECTIVE): Remove.
4069 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
4071 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
4073 * tree.c, tree.h (build_parse_node): Remove; was identical to
4075 * c-lang.c (start_cdtor), objc/objc-act.c
4076 (build_module_descriptor): Use build_nt instead of
4079 2001-01-29 Jakub Jelinek <jakub@redhat.com>
4081 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
4082 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
4083 not have any upper bits set.
4085 2001-01-29 Phil Edwards <pme@sources.redhat.com>
4087 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
4089 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4091 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
4093 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
4095 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
4096 (integer_minus_one_node): Define.
4098 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
4100 * Makefile.in (bootstrap2-lean): Fix typo.
4102 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
4104 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
4105 : Don't set fe_value.
4106 * cpplib.h (AVOID_LPASTE): New flag.
4107 (struct cpp_hashnode): Remove fe_value.
4108 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
4109 * cppmacro.c (builtin_macro): Don't set flags here.
4110 (replace_args): Set AVOID_LPASTE flag on first token of an
4111 argument, and the token following it.
4112 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
4113 macro expansion, and on the token following it. Do it for
4115 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
4117 2001-01-27 Richard Henderson <rth@redhat.com>
4119 * config/alpha/t-ieee: Remove multilibbing.
4120 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4122 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4124 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
4126 * Makefile.in: Remove all dependencies on defaults.h.
4127 * builtins.c: Don't include defaults.h.
4128 * c-common.c: Likewise.
4129 * c-decl.c: Likewise.
4130 * c-pragma.c: Likewise.
4131 * c-typeck.c: Likewise.
4132 * combine.c: Likewise.
4134 * frame-ia64.c: Likewise.
4135 * cppexp.c: Likewise.
4136 * crtstuff.c: Likewise.
4137 * dbxout.c: Likewise.
4138 * dwarf2out.c: Likewise.
4139 * dwarfout.c: Likewise.
4140 * emit-rtl.c: Likewise.
4141 * except.c: Likewise.
4143 * final.c: Likewise.
4144 * frame-dwarf2.c: Likewise.
4145 * libgcc2.c: Likewise.
4146 * optabs.c: Likewise.
4147 * profile.c: Likewise.
4148 * sdbout.c: Likewise.
4149 * toplev.c: Likewise.
4150 * tradcif.y: Likewise.
4152 * varasm.c: Likewise.
4154 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4156 * builtins.c (expand_builtin_fputs): Use size_one_node when
4157 transforming into fwrite.
4159 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
4161 * extend.texi (Attribute Syntax): New section.
4163 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4165 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
4166 they didn't need fixing.
4168 2001-01-27 Janis Johnson <janis@us.ibm.com>
4170 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
4172 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
4173 to remove macro definitions that are duplicated from elfos.h.
4175 2001-01-27 Richard Henderson <rth@redhat.com>
4177 * config/i386/sco5gas.h: Move ...
4178 * config/usegas.h: ... here.
4179 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
4181 2001-01-27 Jakub Jelinek <jakub@redhat.com>
4183 * c-typeck.c (struct constructor_stack): Add range_stack member.
4184 (really_start_incremental_init): Clear it.
4185 (push_init_level): Save constructor_range_stack and clear it if
4186 pushing explicit braces.
4187 (pop_init_level): abort if constructor_range_stack is non-zero at
4188 explicit closing brace. Restore saved constructor_range_stack if
4191 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4193 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
4194 into register was forced into memory.
4196 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4198 * Makefile.in: Remove uses of + before $(MAKE).
4200 2001-01-26 Richard Henderson <rth@redhat.com>
4202 * stmt.c (cost_table): Remove.
4203 (COST_TABLE, cost_table_initialized): New.
4204 (estimate_case_costs): Use the later instead of the former.
4205 (balance_case_nodes): Likewise.
4207 2001-01-26 Richard Henderson <rth@redhat.com>
4209 * alias.c (objects_must_conflict_p): Read-only slots may not
4210 conflict despite having the same type.
4212 2001-01-27 Michael Hayes <mhayes@redhat.com>
4214 * loop.c (loop_giv_reduce_benefit): Copy mode size into
4216 (check_ext_dependant_givs): Initialise u_start_val and
4218 (load_mems): Make last_max_reg unsigned.
4219 (try_swap_copy_prop): Use INSN_P and initialise set.
4221 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
4223 * README.AVR : Removed.
4225 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
4227 * pa-64.h (text_section): Remove declaration.
4229 * pa.md (return_internal): Remove mode on PIC register use.
4231 2001-01-25 lars brinkhoff <lars@nocrew.org>
4233 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
4234 ASM_CLOSE_PAREN): fix typos.
4236 2001-01-25 Mark Mitchell <mark@codesourcery.com>
4238 * acconfig.h: Define `const' to the empty string if neither
4239 __STDC__ nor __cplusplus is defined.
4240 * config.in: Regenerated.
4242 2001-01-25 David Edelsohn <edelsohn@gnu.org>
4244 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
4245 * collect2.c (main): Delete importf. Add ".obj" file extension.
4246 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
4247 (aix_std_libs): Add additional AIX libraries to skip.
4248 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
4249 * config/rs6000/aix51.h: New file.
4251 2001-01-25 Michael Hayes <mhayes@redhat.com>
4253 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
4254 (loop_insn_emit_before): No longer static.
4255 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
4256 (loop_givs_rescan, load_mems): Likewise.
4257 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
4258 (maybe_eliminate_biv_1):
4259 (move_movables): Replace emit_call_insn_before with
4260 loop_call_insn_hoist.
4261 * loop.h (loop_insn_emit_before): Add.
4262 * unroll.c (copy_loop_body): Replace emit_insn_before with
4263 loop_insn_emit_before.
4265 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
4267 * diagnostic.c (fatal): Request preprocessed source.
4269 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
4271 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
4272 olddecl has argument types and newdecl has none, use the argument
4275 2001-01-24 Ulrich Drepper <drepper@redhat.com>
4277 * dwarf2out.c (prefix_of): New function. Determine longest common
4278 prefix of the two arguments. The units are whole path components.
4279 (output_file_names): When adding a new directory find the one entry
4280 with the longest common prefix already in the list. Artificially
4281 generate entry if there is none for this prefix.
4282 Fix test to check whether the zeroth directory entry is used.
4284 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
4286 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
4287 Changed all callers. Take it into account when deciding if a
4288 previously loaded value matches.
4290 2001-01-24 Richard Henderson <rth@redhat.com>
4292 * reload.c (find_reloads_subreg_address): Fail the substitution
4293 if the resulting address is insufficiently aligned.
4295 2001-01-24 DJ Delorie <dj@redhat.com>
4297 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
4298 check the original operand's mode also.
4299 * simplify-rtx.c (simplify_ternary_operation): Ditto.
4301 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4303 * c-parse.in (cast_expr): Move compound literals from here ...
4304 (primary): ... to here. Use standard terminology "compound
4305 literal" instead of "constructor expression".
4307 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4309 * gcc.1, cpp.1: Regenerate.
4311 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
4313 * calls.c (emit_library_call_value_1): Memory slot for
4314 pass-by-reference argument should have the mode of the argument,
4315 not of the pointer to it.
4317 2001-01-24 Tom Tromey <tromey@redhat.com>
4319 * gcc.texi (G++ and GCC): Mention gcj manual.
4320 (Standards): Link to section of manual mentioning gcj/Java
4323 2001-01-24 Jakub Jelinek <jakub@redhat.com>
4325 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
4326 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
4327 * tradcpp.c (main): Add -imacros or -include'd dependencies
4329 * cpp.texi (-M, -MM): Document -M -include behaviour.
4331 2001-01-24 Roger Collins <roger@ProProject.com>
4333 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
4335 2001-01-24 Will Cohen <wcohen@redhat.com>
4337 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
4338 whether registers are 32 bits or 64 bits in size.
4340 2001-01-24 Ben Elliston <bje@redhat.com>
4342 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
4344 2001-01-24 Richard Henderson <rth@redhat.com>
4346 * config/alpha/alpha.md (builtin_longjmp_internal): New.
4347 (builtin_longjmp): Use it instead of emit_indirect_jump.
4349 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
4351 * bb-reorder.c (make_reorder_chain_1): Handle case where
4352 jump edge goes to the same block as the fallthru edge.
4354 2001-01-23 Jim Wilson <wilson@redhat.com>
4356 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
4357 * frame.h (__ia64_personality_v1): Add prototype.
4358 * libgcc2.c (ia64_throw_helper): Change personality declaration to
4359 prototype form. Add void * cast to first argument to personality
4361 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
4362 (asctoe113): Likewise.
4363 * config/ia64/frame-ia64.c: Include eh-common.h.
4364 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
4366 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
4368 (itanium_split_issue): Add prototype.
4369 (gen_nop_type): Ifdef out.
4370 (find_best_packet): Initialize best_packet.
4371 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
4373 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
4374 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
4375 (flushrs): Add explicit stop bit at end.
4376 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
4379 2001-01-23 Chris Demetriou <cgd@broadcom.com>
4381 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
4383 * libgcc2.c (__terminate_func): Make variable static.
4384 (__terminate_set_func): New function to set __terminate_func.
4385 * libgcc2.h (__terminate_func_ptr): New typedef.
4386 (__terminate_set_func): New function.
4388 2001-01-23 Richard Henderson <rth@redhat.com>
4390 * flow.c (init_propagate_block_info): Don't consider unchanging
4391 memories for dead frame store elimination.
4393 2001-01-23 Richard Henderson <rth@redhat.com>
4395 * varasm.c (UNIQUE_SECTION): Move default implementation ...
4396 * defaults.h: ... here.
4398 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4400 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
4402 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
4404 * c-lex.c (lex_charconst): Fix typo: s/p/str.
4406 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4408 * rs6000.h (rs6000_return_addr): Move prototype from here...
4409 * rs6000-protos.h (rs6000_return_addr): ...to here.
4410 (rs6000_init_expanders): Delete prototype.
4412 2001-01-23 Nick Clifton <nickc@redhat.com>
4414 * invoke.texi: Replace , with \, inside @gccoptlist macros.
4415 (Spec Files): Document %B and %j and %. and %v3 and %M and
4416 %{S*&T} spec switches.
4418 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4420 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
4422 2001-01-23 Chris Demetriou <cgd@sibyte.com>
4423 Neil Booth <neil@daikokuya.demon.co.uk>
4425 * cpperror.c: Merge handlers of PEDWARN and WARNING.
4426 Have -Werror make pedantic warnings errors, like the
4429 2001-01-23 Phil Edwards <pme@sources.redhat.com>
4431 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
4433 2001-01-23 Jakub Jelinek <jakub@redhat.com>
4435 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
4436 * integrate.c (expand_inline_function): Initialize them.
4437 (subst_constants): If changing COMPARE so that both its arguments
4438 will be VOIDmode and the comparison mode will be lost, note
4439 compare_mode. Use the recorded compare_mode to optimize
4442 2001-01-23 Jason Merrill <jason@redhat.com>
4444 * dwarf2out.c (new_die): Use xcalloc.
4445 (output_die): Abort rather than emit a local reference to offset 0.
4447 2001-01-17 Andrew Haley <aph@redhat.com>
4449 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
4450 of a saved register; return NULL instead.
4451 (copy_reg): Take a pointer to a source register rather than a
4453 (next_stack_level): Remember the address in the stack frame of all
4455 Use the saved register pointer array as the source of the CFA.
4456 (throw_helper): Rewrite. Unwind once rather than twice and keep
4457 track of saved registers as we go.
4459 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4461 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
4462 * c4x.c (c4x_legitimize_reload_address): Remove.
4463 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
4464 reload address for ldp(k) insn.
4466 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
4468 * pa.md (return_internal): Add a USE of the PIC register to ensure
4469 it is restored after each call.
4470 (return expander): Corresponding changes.
4472 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4474 * rs6000.h (INIT_EXPANDERS): Delete.
4475 (RETURN_ADDR_RTX): Call rs6000_return_addr().
4476 * rs6000.c (rs6000_override_options): Call *_machine_status from
4478 (rs6000_init_expanders): ...instead of here. Delete.
4479 (rs6000_mark_machine_status): New function.
4480 (rs6000_init_machine_status): Use xcalloc.
4481 (rs6000_return_addr): Generate RTX for the return address.
4482 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4483 (rs6000_stack_info): Use it.
4485 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4487 * gthr-win32.h: Include errno.h to get a declaration for
4488 EINVAL and _mingw.h if the target is mingw32.
4490 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4492 * cpp.texi: Correct typos.
4494 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4496 * explow.c (probe_stack_range): Ensure value passed to
4497 stack_check_libfunc is ptr_mode, not Pmode.
4499 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4501 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4502 case, don't use operand_subword to calculate a SUBREG that is
4505 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4507 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4509 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4510 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4511 valid. If not replace it by equivalent insns.
4513 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4515 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4516 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4517 (c4x_U_constraint, symbolic_address_operand): Likewise.
4518 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4520 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4521 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4522 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4523 anulling slot because of silicon bug.
4524 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4526 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4528 * cppexp.c (parse_charconst): Change `mask' type to agree
4531 2001-01-21 Richard Henderson <rth@redhat.com>
4533 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4534 pic_label_name in a linkonce section.
4536 2001-01-17 Philipp Thomas <pthomas@suse.de>
4538 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4540 * configure: Regenerate.
4542 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4544 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4545 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4547 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4549 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4550 If REVERSE nonzero then condition code in X must be reversed.
4551 (encode_section_info): Optimise if/else.
4552 (avr_function_value): Fix formatting.
4554 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4555 (difficult_branch): Likewise.
4556 (rvbranch): Likewise.
4557 (difficult_rvbranch): Likewise.
4559 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4561 * config/avr/libgcc.S: Fix comment.
4563 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4565 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4567 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4569 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4571 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4573 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4574 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4575 * configure, config.in: Regenerate.
4576 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4577 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4578 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4579 (doprint.o): New rule.
4581 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4583 * c-typeck.c (digest_init): Handle boolean types as scalars.
4585 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4587 * stmt.c (expand_return): Don't return anything if size is zero.
4588 Delete redundant assignment to BYTES.
4589 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4591 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4593 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4594 the same as the default library function names.
4595 * config/avr/avr.md: Document special characters after '%'.
4596 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4597 knowing which of the call-used registers are really clobbered.
4598 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4599 New. Both quotient and remainder from one libgcc.S call.
4600 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4601 clobber as few registers as possible.
4602 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4604 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4606 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4607 context of the top of the stack.
4609 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4611 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4612 (fixup_var_refs_insns): ...here.
4614 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4616 * function.c (fixup_var_refs_insns): Break up into
4617 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4618 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4619 [loop over hash table entries].
4620 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4621 fixup_var_refs_insns_with_hash, to match above changes.
4623 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4625 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4626 (libgcc.a): Likewise.
4627 (stmp-multilib): Likewise.
4628 (STAGE2_FLAGS_TO_PASS): Likewise.
4630 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4632 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4633 temporary if no_new_pseudos.
4635 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4637 * cppinternals.texi: Update.
4639 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4641 * arm.c (arm_init_builtins): Re-enable builtins.
4643 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4645 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4646 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4647 element to be null, and always expect an EXPR_LIST.
4648 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4649 * sched-deps.c (sched_analyze_1): Likewise.
4650 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4652 * regclass.c (max_set_parallel): New variable.
4653 (reg_scan): Take it into account in computation of max_parallel.
4654 (reg_scan_mark_refs, case SET): Compute it.
4656 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4658 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4659 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4661 2001-01-19 Jason Merrill <jason@redhat.com>
4663 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4664 for the abstract instance of an inline function.
4666 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4667 J"orn Rennecke <amylaar@redhat.com>
4669 * reload1.c (move2add_note_store): Treat all registers directly or
4670 indirectly derived from a base register as members of the same set
4672 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4673 of base register into account.
4675 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4677 * alias.c (find_base_value): Recognize TRUNCATE.
4678 (record_set): In PLUS case, invalidate if other summand is also a
4681 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4683 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4684 entry to be EXPR_LIST.
4685 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4686 be an EXPR_LIST (but not null, which other code doesn't allow).
4687 (note_stores): Properly handle PARALLEL in SET.
4688 Recursively call for top-level PARALLEL.
4689 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4690 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4692 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4694 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4696 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4697 not pfile->skipping (== 0).
4699 2001-01-17 Nick Clifton <nickc@redhat.com>
4701 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4704 2001-01-17 Jim Wilson <wilson@redhat.com>
4706 * invoke.texi (IA-64 options): Improve.
4708 2001-01-17 Tom Tromey <tromey@redhat.com>
4710 * invoke.texi (Optimize Options): Use `{}' to around @samp
4713 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4715 * invoke.texi (-fno-guess-branch-probability): New option.
4717 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4719 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4720 case of making new double-word constant.
4721 Revert last change: instead just test i3_subst_into_i2.
4723 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4725 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4726 Use q constraints instead of r.
4728 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4730 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4731 (machine_function): Define.
4732 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4733 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4734 pa_free_machine_status): New functions.
4735 (override_options): Set {init,mark,free}_machine_status to above.
4736 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4737 PIC_OFFSET_TABLE_REGNUM_SAVED.
4738 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4739 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4740 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4741 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4742 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4744 2001-01-15 DJ Delorie <dj@redhat.com>
4746 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4750 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4752 * flow.c (propagate_on_insn): Make trying to delete a prologue
4753 or epilogue insn an ICE, not a warning. Allow doing this if
4754 the current function returns with stack pointer depressed.
4756 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4757 I3 having more than one SET.
4759 2001-01-16 Jim Wilson <wilson@redhat.com>
4761 * invoke.texi: Document IA-64 options.
4763 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4764 (fixup_errata): Delete TARGET_A_STEP use.
4765 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4766 (TARGET_SWITCHES): Delete -ma-step option.
4767 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4768 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4769 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4770 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4771 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4772 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4774 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4775 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4776 cmovsi_internal): Delete ! TARGET_A_STEP check.
4778 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4780 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4781 possibility to report bugs via postal mail. Change a URL and
4782 merge in a nearly duplicate statement...
4783 (Bug Reporting): ...from here.
4784 (Service): Refer to the Bug Reporting section instead of
4786 (Contributing): Remove trivial explanations concerning snapshots.
4788 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4790 * cppmain.c (general_init): Don't use ANSI prototype.
4792 2001-01-16 Tom Tromey <tromey@redhat.com>
4794 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4796 2001-01-16 Richard Henderson <rth@redhat.com>
4798 * config/i386/i386.h: Fix comment typo.
4799 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4800 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4802 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4804 * gcc.c: Revert previous -fsyntax-only-related change; move
4807 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4809 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4810 inmode after checking GET_CODE (op).
4812 2001-01-16 Richard Henderson <rth@redhat.com>
4814 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4815 (MAX_MEM_SET_LIST_LEN): New.
4816 (propagate_one_insn): Update mem_set_list_len.
4817 (invalidate_mems_from_autoinc): Likewise.
4818 (invalidate_mems_from_set): Likewise.
4819 (mark_used_regs): Likewise.
4820 (init_propagate_block_info): Likewise. Stop collecting memories
4821 when we reach MAX_MEM_SET_LIST_LEN.
4822 (mark_set_1): Likewise.
4824 2001-01-16 Richard Henderson <rth@redhat.com>
4826 * unroll.c (precondition_loop_p): Fail if no iteration
4829 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4831 * gcc.c: When -fsyntax-only is given, do not complain about
4834 2001-01-15 Richard Henderson <rth@redhat.com>
4836 * config/i386/i386.c (asm_output_function_prefix): Remove.
4837 (ix86_asm_file_end): New.
4838 (load_pic_register): Generate pic_label_name into a
4839 staticly allocated buffer.
4840 * config/i386/i386-protos.h: Update.
4841 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4842 (ASM_FILE_END): New.
4843 * config/i386/i386afe.h: New file.
4844 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4845 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4846 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4847 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4848 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4849 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4850 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4852 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4854 * Makefile.in (install-man): Remove explicit dependency on
4857 * configure.in, configure: Revert previous patch requiring perl
4860 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4862 * toplev.c (flag_guess_branch_prob): New.
4863 (f_options): Add guess-branch-probability option.
4864 (rest_of_decl_compilation): Only estimate branch probability if
4866 (main): set flag_guess_branch_prob.
4868 * flags.h (flag_guess_branch_prob): New.
4870 2001-01-15 DJ Delorie <dj@redhat.com>
4872 * gcc.texi (Makefile): Add documentation for Makefile targets.
4874 2001-01-15 Philip Blundell <philb@gnu.org>
4876 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4878 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4879 (is_pic): Delete declaration.
4880 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4881 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4882 * config/arm/arm.md (builtin_setjmp_receiver): New.
4884 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4886 * arm.c (use_return_insn): Don't try to determine the function type
4887 until after reload has completed.
4888 (arm_output_epilogue): Don't adjust the sp value recovered from the
4890 (emit_multi_reg_push): Don't record dwarf information for the pc.
4891 * arm.md (eh_epilogue): The function type may have changed, so it
4892 needs to be recalculated.
4893 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
4894 unwind tables on arm/netbsd.
4896 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4898 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4899 (negated_cbranchsi4): Likewise.
4901 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4903 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4904 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4905 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4906 pass -mapcs-* options to assembler.
4907 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4908 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4909 (ASM_SPEC): Call subtarget_extra_asm_spec.
4911 2001-01-15 Andreas Jaeger <aj@suse.de>
4913 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4915 (ix86_expand_builtin): Likewise.
4917 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4918 warning about comparison between signed and unsigned.
4920 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4922 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4924 2001-01-14 Ralf Baechle <ralf@gnu.org>
4926 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4927 SUBTARGET_CPP_SPEC apropriatly.
4929 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4931 * varasm.c (make_decl_rtl): Fix typo in last change.
4933 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4935 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4936 linker supports the init_priority C++ attribute.
4937 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4938 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4939 linker does not support init_priority C++ attribute.
4941 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4943 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4945 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4947 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4948 * cp/lex.c (finish_parse): Similarly.
4949 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4950 Return the number of errors encountered.
4951 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4952 * cppmain.c (main): Don't call cpp_destroy.
4954 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4956 * configure.in: Require at least perl 5.6.0 to regenerate
4958 * configure: Regenerate.
4960 2001-01-14 Richard Henderson <rth@redhat.com>
4962 * genrecog.c (DT_veclen_ge): New.
4963 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4964 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4965 (nodes_identical_1): Handle DT_veclen_ge.
4966 (write_cond, debug_decision_2): Likewise.
4968 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4970 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4972 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4974 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4976 * cppmain.c (do_preprocessing): New function; most of the old
4978 (main): Call it to do most of the work.
4979 (cb): Move from global scope to set_callbacks ().
4980 (setup_callbacks): Get the callback pointer.
4981 (general_init, printer_init): Clean up code and comments.
4983 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4985 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4988 2001-01-14 Kazu Hirata <kazu@hxi.com>
4990 * config/h8300/h8300.c (get_shift_alg): Update comments.
4992 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4994 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4995 (alloc_page, ggc_alloc): Add casts to remove warnings.
4997 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4999 * combine.c (simplify_comparison): Don't change `code' when
5000 can't reverse comparison.
5002 2001-01-14 Richard Henderson <rth@redhat.com>
5004 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
5005 update all call sites. Return true for all non-label constants.
5007 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
5009 * i386.c (ix86_expand_compare): Add bypass_test and second_test
5011 (ix86_expand_branch): Update.
5012 (ix86_expand_setcc): Update to handle multiple test conditions.
5013 (expand_int_movcc): Likewise.
5014 (expand_fp_movcc): Likewise.
5015 * i386-protos.h (ix86_expand_compare): New.
5016 * i386.md (andqi_?_slp, orqi_?_slp): New.
5017 (conditional trap expander): Update call to ix86_expand_compare.
5019 2001-01-14 Richard Henderson <rth@redhat.com>
5021 * config/vax/vax.md: Use nonimmediate_operand instead of
5022 general_operand in destinations.
5024 * config/vax/vax.md (indirect_jump): Use register_operand.
5026 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
5027 * config/vax/vax.md (call_pop): Turn into an expander.
5028 (call_value_pop): Likewise.
5029 (call, call_value): New.
5031 2001-01-14 Andreas Jaeger <aj@suse.de>
5033 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
5035 (ix86_fp_compare_mode): Add unused attribute.
5036 (ix86_expand_fp_movcc): Remove unused variable.
5037 (ix86_expand_builtin): Make fcode unsigned.
5039 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
5040 (expand_expr): Add cast to avoid signed warning.
5041 (store_field): Likewise.
5042 (store_constructor_field): Likewise.
5043 (store_constructor): Likewise.
5044 (store_expr): Likewise.
5045 (clear_storage): Likewise.
5046 (emit_group_store): Likewise.
5047 (emit_group_load): Likewise.
5049 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5051 * c-common.c: Move format checking code to ...
5052 * c-format.c: ... here. New file. Reorder some functions and
5054 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
5056 * c-common.h (decl_handle_format_attribute,
5057 decl_handle_format_arg_attribute): Declare.
5058 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
5059 (c-common.o): Adjust dependencies.
5060 (c-format.o): New list of dependencies.
5062 2001-01-13 Jakub Jelinek <jakub@redhat.com>
5064 * unroll.c (loop_iterations): If we cannot prove iteration variable
5065 is set once in each iteration, punt.
5067 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
5069 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
5070 (*strlenhi): Remove clobber (which was buggy) of output address.
5072 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5074 * Makefile.in (generated-manpages): Add gcc.1
5075 ($(srcdir)/gcc.1): New target.
5076 (maintainer-clean): Delete $(srcdir)/gcc.1.
5077 * gcc.texi: Add macros @gccoptlist and @gol.
5078 * invoke.texi: Include option summary in manpage. Mark up option
5079 summary with @gccoptlist and @gol. Use @r in one place where
5081 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
5082 * gcc.1: Generate from invoke.texi.
5084 2001-01-13 Richard Henderson <rth@redhat.com>
5086 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
5087 (struct page_entry): Add group member.
5088 (struct page_group): New.
5089 (struct globals): Add page_groups member.
5090 (alloc_anon): Only define for using mmap; remove valloc call.
5091 (page_group_index): New.
5092 (set_page_group_in_use): New.
5093 (clear_page_group_in_use): New.
5094 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
5095 (free_page, release_pages): Likewise.
5096 * configure.in (with-gc): Default to ggc-page always.
5098 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5100 * reload1.c (replace_pseudos_in_call_usage): Use
5101 reg_equiv_constant and reg_equiv_address, and don't try
5102 regno_reg_rtx first.
5104 2001-01-13 Richard Henderson <rth@redhat.com>
5106 * ggc-page.c (alloc_page): Round up allocation size to one page.
5107 Set e->order on extra pages.
5109 2001-01-13 Richard Henderson <rth@redhat.com>
5111 * genrecog.c (nodes_identical): Expand commentary.
5112 (write_switch): Watch out for identical nodes.
5114 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5116 * cppfiles.c (_cpp_fake_include): New function.
5117 * cpphash.h (_cpp_fake_include): New.
5118 * cpplib.c (do_line): Call _cpp_fake_include when entering
5119 header files in preprocessed input.
5120 * cppmain.c (cb_pragma_implementation): Remove handling.
5121 (setup_callbacks): Don't register pragmas.
5123 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5125 * extend.texi: Udate for CPP.
5127 2001-01-13 Andreas Jaeger <aj@suse.de>
5129 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
5131 * regmove.c: Add prototype for replace_in_call_usage.
5133 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5135 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
5136 struct cpp_chunk, struct htab, struct toklist,
5137 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
5138 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
5139 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
5140 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
5141 (struct macro_args): Delete.
5142 * cpphash.h: See above.
5144 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5146 * cppmain.c (struct printer): Remove no_line_dirs.
5148 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
5149 : Use options rather than CPP_OPTION.
5150 (setup_callbacks): Use cb rather than pfile->cb.
5151 (main): No need to check for a buffer. Use cpp_errors.
5152 (printer_init): Don't set no_line_dirs.
5153 (maybe_print_line): Use options not no_line_dirs.
5154 (cb_file_change): Don't call print_line if -P.
5156 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5158 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
5160 * c-parse.in (finish_parse): Use cpp_errors.
5161 (__yylex): Use return value of cpp_pop_buffer.
5162 * cp/lex.c (finish_parse): Use cpp_errors.
5163 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
5165 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
5167 * README.AVR: URLs corrected.
5169 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5171 * c-decl.c (start_function): Don't warn if old prototype is builtin
5172 that's not in C's namespace.
5173 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
5174 (_bb): Add prototype for ctime.
5175 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
5177 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
5179 * i386.c (ix86_fp_comparison_arithmetics_cost,
5180 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
5181 ix86_fp_comparison_cost): New functions.
5182 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
5183 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
5184 two-branch sequences; make static.
5185 (ix86_use_fcomi_compare): Do decision according to the costs.
5186 (split_fp_branch): New.
5187 * i386.md (compare-and-branch patterns): Use split_fp_branch.
5188 * i386-protos.h (ix86_expand_fp_compare): Remove
5189 (ix86_split_fp_branch): Declare.
5191 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
5192 and ix86_comparison_operator.
5194 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
5197 * i386.c (put_condition_code): Output properly the unordered/ordered
5198 compares in fp case.
5199 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
5201 * tm.texi (REVERSE_CONDITION): Document.
5202 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
5203 in -ffast-math mode.
5204 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
5206 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5208 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
5210 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
5213 * config/sh/sh.c (mova_p): Fix test for mova_const.
5215 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5217 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
5218 cpp_get_options rather than dereferencing pfile and using
5220 * scan-decls.c (scan_decls): Use return value of
5221 cpp_pop_buffer rather than CPP_BUFFER.
5223 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5225 * cppinit.c (cpp_handle_option): help_only is now part of the
5226 cpp_options structure.
5227 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
5228 cpp_set_callbacks): New functions.
5229 * cpplib.h (cpp_callbacks): Break out as a named structure.
5230 (cpp_options): Move help_only here from cpp_reader.
5231 (CPP_FATAL_ERRORS): Update to use cpp_errors.
5232 (cpp_errors, cpp_get_options, cpp_get_callbacks,
5233 cpp_set_callbacks): New prototypes.
5234 * cppmain.c (main): Update for help_only.
5236 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5238 * Makefile.in (info, maintainer-clean, install-info, uninstall):
5239 Also build and remove and install and uninstall c-tree.info and
5241 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
5242 ($(srcdir)/cppinternals.info): New target.
5243 * c-tree.texi: Change file name used when makeinfo used without -o
5244 from ir.info to c-tree.info. Add info directory entry.
5245 * cppinternals.texi: Add info directory entry.
5246 * .cvsignore: Update.
5248 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5250 * c-typeck.c (store_init_value): Don't require constant initializer
5251 elements with -pedantic -std=c99.
5252 (digest_init): Change error about non-constant initializer elements
5254 (constructor_range_end): Remove.
5255 (constructor_incremental, designator_depth,
5256 designator_errorneous): New variables.
5257 (struct constructor_stack): Remove range_end, add incremental.
5258 (struct constructor_range_stack, constructor_range_stack): New.
5259 (struct initializer_stack): Add constructor_range_stack.
5260 (finish_init): Set it.
5261 (start_init): Likewise. require_constant_elements for non-static
5262 trees only if not flag_isoc99.
5263 (really_start_incremental_init): Remove constructor_range_end, add
5264 constructor_incremental.
5265 (pop_init_level): Likewise.
5266 (push_init_level): Likewise. If implicit and the subobject had some
5267 value set already, preinitialize the level with it.
5268 Warn about missing braces only if not pushing due to designators.
5269 (set_designator, push_range_stack): New functions.
5270 (set_init_label): Use them.
5271 (set_init_index): Likewise. Remove constructor_range_end.
5272 Error if designator index is outside of array bounds.
5273 (add_pending_init): Compare values of purpose index trees, not the
5274 trees themselves. Allow overwriting of already initialized element.
5275 Issue a warning if it had side-effects.
5276 (set_nonincremental_init, set_nonincremental_init_from_string): New
5278 (pending_init_member): Rename to...
5279 (find_init_member): ...this function. Call set_nonincremental_init
5280 if necessary. Compare values of purpose index trees, not the trees
5281 themselves. Return the actual value, not just non-zero if something
5283 (output_init_element): Remove checks for duplicates.
5284 If field has zero size, only check the initializer for correctness.
5285 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
5286 if constructor_incremental is zero. Change error about initializers
5287 not computable at load time into pedwarn.
5288 (output_pending_init_elements): Compare bit positions, not
5289 FIELD_DECLs to take into account zero-sized fields.
5290 (process_init_element): Use constructor_range_stack to fill all
5291 ranges in the designator lists from current level up.
5292 * extend.texi: Update documentation for labeled elements.
5294 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
5296 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
5297 to function usage for arguments passed by reference. Optimize
5298 callee-copied arguments.
5299 * regmove.c (replace_in_call_usage): New function.
5300 (fixup_match_1): Call it.
5301 * cse.c (cse_insn): Canonicalize registers in function usage.
5302 * reload1.c (replace_pseudos_in_call_usage): New function.
5305 * Makefile.in: Reverted yesterday's wrong patch. Installed the
5308 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5310 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
5313 2001-01-12 DJ Delorie <dj@redhat.com>
5315 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
5316 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
5319 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5321 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
5322 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
5323 -std options alongside references to -ansi. Update some
5324 documentation for C99.
5325 * cpp.1: Regenerate.
5327 2001-01-12 Andreas Jaeger <aj@suse.de>
5329 * haifa-sched.c (restore_line_notes): Remove argument block B
5331 * sched-ebb.c (schedule_ebb): Change caller.
5332 * sched-rgn.c (schedule_region): Likewise.
5333 * sched-int.h (restore_line_notes): Adjust prototype.
5335 * loop.h: Remove wrong declaration of doloop_condition_get.
5337 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5339 * extend.texi: Move C++-extension-related node from the C section
5340 into the C++ section.
5342 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5344 * extend.texi: Refer to an array of pointers to functions instead
5345 of one of functions.
5347 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
5348 Jan Hubicka <jh@suse.cz>
5350 * combine.c (reversed_comparison): Fix typo in last patch.
5352 (combine_reversed_comparison_code): Make static to follow
5353 prototype declaration.
5355 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5357 * install.texi: Remove misplaced duplicate entry.
5359 2001-01-11 Ulrich Drepper <drepper@redhat.com>
5361 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
5363 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
5365 * final.c: (leaf_function_p): Fix typo.
5367 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
5369 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
5370 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
5372 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
5373 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
5374 mmap_anon, and valloc is available.
5375 * ggc-page.c: Restructure ifdef logic to match new autoconf
5376 spec. Don't throw away the test page in init_ggc.
5378 * configure, config.in: Regenerate.
5380 2001-01-12 Michael Hayes <mhayes@redhat.com>
5382 * loop.h (total_biv_increment): Constify iv_class pointer.
5383 (struct induction): Replace `mem_mode' with `mem' rtx.
5384 * unroll.c (total_biv_increment): Constify iv_class pointer.
5385 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
5386 (find_mem_givs, combine_givs_p): Likewise.
5387 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
5389 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
5391 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
5393 (__gthread_getspecific): Ditto.
5395 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
5397 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
5398 put_condition_code): Convert fp comparison codes to integer
5400 (ix86_expand_fp_compare): Postnote the fp comparison code converison
5403 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
5404 * i386-protos.h (no_comparison_operator): Kill.
5406 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
5408 * combine.c (REVERSIBLE_CC_MODE): Remove.
5409 (reversible_comparison_p): Remove.
5410 (combine_reversed_comparison_code): New.
5411 (reversed_comparison): New.
5412 (combine_simplify_rtx): Use
5413 combine_reversed_comparison_code/reversed_comparison instead
5414 of reversible_comparison_p.
5415 (simplify_if_then_else): Likewise.
5416 (simplify_set): Likewise.
5417 (simplify_logical): Likewise.
5418 (if_then_else_cond): Likewise.
5419 (known_cond): Likewise.
5420 (simplify_comparison): Likewise.
5422 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
5424 * builtins.c (std_expand_builtin_va_start): Handle varargs when
5425 sizeof (int) is larger than sizeof(__word__).
5427 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5429 * cppinit.c (do_includes): Fix typo.
5431 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5433 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
5434 in S_REGS does not occur because not all sources are possible
5435 when a S_REGS is a destination (sometimes needs a clobber).
5436 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
5437 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
5438 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
5439 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
5440 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
5441 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
5442 (lshrdi_const1, lshrsi3_const16): Likewise.
5443 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
5444 (*movhi_68hc12, *movqi_68hc12): Likewise.
5445 (movstrictqi): Make sure reloading in D_REGS as a destination
5448 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5450 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5452 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5454 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
5455 -D, -U and -A, and don't initialize the builtins.
5456 (do_includes): Error if -include or -imacros with -fpreprocessed.
5457 * cppmain.c (cb_define, cb_undef): Unconditionally process
5459 * tradcpp.c (main): Fix typo.
5461 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
5463 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
5464 (read_name_map): Use IS_ABSOLUTE_PATH.
5465 * tradcpp.c (get_filename): Likewise.
5467 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5469 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
5470 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
5471 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
5472 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
5473 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
5474 (cmphi_z_used): Don't use '@' for the output.
5475 (tstqi_z_used): Likewise.
5476 (cmpqi_z_used): Likewise.
5477 (one_cmplsi2): Likewise.
5479 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5481 * config/sh/sh.c (barrier_align): Recognize branch around far
5482 branch and redundant insn.
5484 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5486 * invoke.texi: Restore documentation of the drivers' switches -MD
5489 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5491 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5493 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5494 check-objc//%): Support parallel testing of multilibs.
5495 (TESTSUITEDIR): Set to testsuite by default, but override for
5497 (check-gcc, check-g++, check-g77, check-objc): Enter
5500 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5502 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5503 * sched-deps.c (deps_may_trap_p): Likewise.
5504 * basic-block.h: Remove a comment.
5505 * flow.c (PROP_POSTRELOAD): Remove.
5506 (update_life_info): Don't add it to prop_flags.
5507 (mark_set_1): Lose the code that was enabled by it.
5509 2001-01-11 Michael Hayes <mhayes@redhat.com>
5511 * flow.c (flow_call_edges_add): New.
5512 * basic_block.h (flow_call_edges_add): New.
5514 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5516 * reload1.c (move2add_note_store): Update reg_set_luid even if
5517 base reg remains the same.
5519 2001-01-10 Nick Clifton <nickc@redhat.com>
5521 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5522 machine_function structure to zero.
5523 Add prototypes for machine_status functions.
5525 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5527 * c-common.h (CTI_VOID_LIST): Remove.
5528 (void_list_node): Likewise.
5529 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5530 (void_list_node): New macro.
5531 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5532 * config/i386/i386.c (ix86_init_builtins): Likewise.
5533 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5535 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5537 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5538 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5540 * tradcpp.c: Include mkdeps.h.
5541 (deps, print_deps_phony_targets, deps_append, output_deps,
5542 init_dependency_output, output_deps): New.
5543 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5544 deps_output): Delete.
5545 (print_deps_missing_files): Rename deps_missing_files.
5546 (inhibit_output): Make global.
5547 (main): Delete inhibit_output, deps_stream, deps_target.
5548 Use mkdeps functionality in the same way as cpplib. Remove
5549 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5550 -M and -MM. Remove old handling of deps via deps_out, and
5551 old reading of environment variables.
5552 (get_filename): Update to use deps_add_dep.
5554 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5556 * output.h (make_function_rtl): Remove prototype.
5557 (make_decl_rtl): Likewise.
5558 * varasm.c (make_function_rtl): Remove.
5559 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5560 than from a third parameter.
5561 * tree.h (make_decl_rtl): Remove last parameter.
5562 * c-decl.c (builtin_function): Remove last argument in call to
5563 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5564 (start_function): Likewise.
5565 * except.c (call_get_eh_context): Likewise.
5566 * expr.c (emit_block_move): Likewise.
5567 (clear_storage): Likewise.
5568 * profile.c (output_func_start_profiler): Likewise.
5569 * toplev.c (rest_of_decl_compilation): Likewise.
5570 * objc/objc-act.c (create_builtin_decl): Likewise.
5571 (synth_module_prologue): Likewise.
5572 (generate_static_reference): Likewise.
5573 (build_selector_reference_decl): Likewise.
5574 (build_class_reference_decl): Likewise.
5575 (build_objc_string_decl): Likewise.
5576 (build_protocol_reference): Likewise.
5578 2001-01-10 Richard Henderson <rth@redhat.com>
5580 * hwint.h: Revert yesterday's change.
5582 2001-01-10 Nick Clifton <nickc@redhat.com>
5584 * function.h (save_machine_status): Delete.
5585 (restore_machine_status): Delete.
5586 Amend comment describing {init|mark|free}_machine_status.
5588 * function.c (save_machine_status): Delete.
5589 (restore_machine_status): Delete.
5590 Amend comment describing {init|mark|free}_machine_status.
5591 (push_function_context_to): Remove invocation of
5592 save_machine_status.
5593 (pop_function_context_from): Remove invocation of
5594 restore_machine_status.
5596 * emit-rtl.c (init_emit_once): Amend comment describing
5597 {init|mark|free}_machine_status.
5599 * tm.texi (Per-Function Data): New node. Describe the
5600 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5603 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5605 * cppinit.c (OPT_g): Remove.
5606 (cpp_handle_option): Update for removed -g3.
5607 (print_help): Update.
5608 * cpplib.h (struct cpp_options): Remove debug_output.
5609 * cppmain.c (setup_callbacks, cb_define): Update.
5610 * gcc.c (cpp_options): Translate -g3 to -dD.
5612 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5614 * config/i960/i960.md: Change modifier to + on the zero_extract
5615 pattern after the (rotate -2 reg) canonicalization pattern.
5617 2001-01-10 Richard Henderson <rth@redhat.com>
5619 * config/alpha/alpha.c (alpha_free_machine_status): New.
5620 (override_options): Install it.
5621 (alpha_mark_machine_status): Verify machine non-null.
5622 * config/i386/i386.c (ix86_free_machine_status): New.
5623 (override_options): Install it.
5624 (ix86_init_machine_status): Use xcalloc.
5625 (ix86_mark_machine_status): Verify machine non-null.
5626 * config/ia64/ia64.c (ia64_free_machine_status): New.
5627 (ia64_override_options): Install it.
5628 (ia64_mark_machine_status): Verify machine non-null.
5630 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5632 * function.c (instantiate_virtual_regs): Instantiate virtual
5633 registers found in CALL_INSN_FUNCTION_USAGE.
5635 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5637 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5638 equivalent to -ansi in disabling -Di386.
5640 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5642 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5644 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5646 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5648 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5650 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5652 * invoke.texi: Document that -fcond-mismatch isn't supported for
5655 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5657 * gcc.texi: Define macro gcctabopt.
5658 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5659 @command, @env and @option in some places where appropriate. Use
5660 @gcctabopt where appropriate. Put URLs and email addresses inside
5663 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5665 * gcc.c (cpp_options): Set MD file name from output
5666 filename, if specified.
5667 (suffix_subst): New static variable.
5668 (do_spec): Clear it.
5669 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5671 (give_switch): Handle suffix_subst.
5673 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5675 * invoke.texi: Fix another typo.
5677 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5679 * invoke.texi: Fix typo.
5681 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5683 * c-lang.c (lang_hooks): Update.
5684 (lang_decode_option): Remove.
5685 (lang_init_options): Rename c_init_options.
5686 * toplev.c (main): Use lang_hooks for lang_init_options
5687 and lang_decode_option.
5688 * toplev.h (lang_hooks): Add 2 new hooks.
5689 * tree.h: Remove lang_init_options and lang_decode_option.
5690 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5691 * cp/decl2.c: Similarly.
5692 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5693 (lang_hooks): Update.
5694 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5696 (lang_init_options): Rename ffe_init_options.
5697 (lang_hooks): Update.
5698 (lang_decode_option): Remove.
5699 * java/lang.c (lang_init_options): Rename java_init_options.
5700 (lang_decode_option): Rename java_decode_option.
5701 (lang_hooks): Update.
5702 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5703 (lang_decode_option): Rename objc_decode_option.
5704 (lang_hooks): Update.
5706 2001-01-09 Nick Clifton <nickc@redhat.com>
5708 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5709 (d30v_return_addr_rtx): Delete.
5710 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5711 cfun->machine structure.
5712 (struct machine_function): Move to d30v.h
5713 (d30v_save_machine_status): Delete.
5714 (d30v_restore_machine_status): Delete.
5715 (d30v_init_machine_status): New Function.
5716 (d30v_mark_machine_status): New Function.
5717 (d30v_free_machine_status): New Function.
5718 (d30v_init_expanders): Use new functions.
5719 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5720 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5721 d30v_return_addr_rtx.
5723 * config/d30v/d30v.h (struct_machine): Move here.
5724 Add eh_epilogue_sp_ofs field.
5726 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5727 field in cfun->machine structure.
5729 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5731 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5732 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5733 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5735 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5737 * objc/lang-options.h: Remove bogus reference to
5740 2001-01-09 Kazu Hirata <kazu@hxi.com>
5742 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5745 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5747 * reload.c (find_reloads_address): Check for eliminable registers
5748 when substituting a constant expression for a pseudo.
5750 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5752 * c-common.c (enum format_type): Add format_type_error.
5753 (decode_format_type): New function.
5754 (decl_attributes): Use it.
5755 (format_kind_info): Adjust comment.
5757 2001-01-09 David O'Brien <obrien@BSDi.com>
5759 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5760 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5762 * config/i386/gnu.h: Don't include required platform specific .h files,
5763 tm.h will do it instead.
5764 * config/i386/i386elf.h: Likewise.
5765 * config/i386/linux.h: Likewise.
5766 * config/i386/moss.h: Likewise.
5767 * config/mips/gnu.h: Likewise.
5769 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5771 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5772 (rs6000-ibm-aix3.[01]*): Likewise.
5773 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5774 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5775 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5776 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5777 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5778 (powerpc-*-eabiaix*): Likewise.
5779 (powerpc-*-eabisim*): Likewise.
5780 (powerpc-*-elf*): Likewise.
5781 (powerpc-*-eabi*): Likewise.
5782 (powerpc-*-rtems*): Likewise.
5783 (powerpc-*-linux*libc1): Likewise.
5784 (powerpc-*-linux*): Likewise.
5785 (powerpc-wrs-vxworks*): Likewise.
5786 (powerpcle-wrs-vxworks*): Likewise.
5787 (powerpcle-*-sysv*): Likewise.
5788 (powerpcle-*-elf*): Likewise.
5789 (powerpcle-*-eabisim*): Likewise.
5790 (powerpcle-*-eabi*): Likewise.
5791 (powerpcle-*-solaris2*): Likewise.
5792 * config/rs6000/aix31.h: Delete includes.
5793 * config/rs6000/aix3newas.h: Likewise.
5794 * config/rs6000/aix41.h: Likewise.
5795 * config/rs6000/aix43.h: Likewise.
5796 * config/rs6000/beos.h: Likewise.
5797 * config/rs6000/rtems.h: Likewise.
5798 * config/rs6000/sysv4.h: Likewise.
5800 2001-01-09 Kazu Hirata <kazu@hxi.com>
5802 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5803 Change an argument mode of machine_mode to shift_mode of
5804 shift_mode. Remove an extra error check.
5805 (emit_a_shift): Adopt to the new calling prototype of
5807 (function_prologue): Fix code for a monitor
5808 function. Support H8/S.
5809 (function_epilogue): Do not output pop for a monitor function.
5811 2001-01-09 Nick Clifton <nickc@redhat.com>
5813 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5814 (setup_incoming_varargs): Use sysv_varargs_p field of the
5815 cfun->machine structure.
5816 (struct machine_function): Move to rs6000.h
5817 (rs6000_save_machine_status): Delete.
5818 (rs6000_restore_machine_status): Delete.
5819 (rs6000_init_machine_status): New Function.
5820 (rs6000_free_machine_status): New Function.
5821 (rs6000_init_expanders): Use new functions.
5823 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5825 (struct machine_function): Move here.
5827 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5828 sysv_varargs_p field of the cfun->machine structure.
5830 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5832 (rs6000_restore_machine_status): Remove prototype.
5834 2001-01-09 Richard Henderson <rth@redhat.com>
5836 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5837 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5838 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5839 (sched_analyze_2, sched_analyze_insn): Likewise.
5840 (sched_analyze, init_deps): Likewise.
5841 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5842 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5843 (compute_block_backward_dependences): Update propagate_deps call.
5845 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5847 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5849 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5851 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5852 (cpp_handle_option): Handle them.
5853 (cpp_post_options): Ensure one of -M or -MM is specified with
5854 any other -M? option.
5855 (init_dependency_output): Suppress output with -MG.
5857 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5860 * invoke.texi: Update.
5862 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5864 * sh.md (reload_outsf): Generate recognizable patterns for
5867 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5869 * c-lang.c (lang_hooks): Update.
5870 (lang_init): Rename c_init.
5871 (lang_finish): Remove.
5872 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5874 * toplev.h (lang_hooks): Add init () and finish ().
5875 * tree.h (lang_init, lang_finish): Remove.
5876 * cp/tree.h (lang_init, lang_finish): Remove.
5877 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5878 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5880 (lang_init, lang_finish): Remove.
5881 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5882 (lang_hooks): Update.
5883 * java/lang.c (lang_init): Rename java_init.
5884 (lang_finish): Remove.
5885 (lang_hooks): Update.
5886 * objc/objc-act.c (lang_init): Rename objc_init.
5887 (lang_finish): Remove.
5888 (lang_hoooks): Update.
5890 20001-01-09 Graham Stott <grahams@redhat.com>
5892 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5893 after `ptr` is initialised.
5895 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5897 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5898 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5899 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5900 stack adjusts, instead of r3.
5902 2001-01-09 Michael Hayes <mhayes@redhat.com>
5904 * flow.c (flow_loop_scan): Break out of ...
5905 (flow_loops_find) ... here.
5906 * basic-block.h (flow_loop_scan): New.
5907 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5908 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5910 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5912 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5914 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5915 realloc()ing macro_buffer.
5917 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5918 if it's wider than long and the target's long is wider than the
5921 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5923 Remove support for using UWIN as a host machine.
5924 * configure.in: Issue an error message.
5925 * configure: Regenerated.
5926 * config.gcc: Remove xm_* UWIN configury.
5927 * config/i386/xm-uwin.h: Remove.
5929 2001-01-08 Nick Clifton <nickc@redhat.com>
5931 * config/v850/v850.c (ra_rtx): Delete.
5932 (v850_save_machine_status): Delete.
5933 (v850_restore_machine_status): Delete.
5934 (v850_init_machine_status): New function.
5935 (v850_mark_machine_status): New function.
5936 (v850_free_machine_status): New function.
5937 (v850_return_addr): Use ra_rtx field in machine structure.
5938 (v850_init_expanders): Use new functions.
5940 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5941 * config/v850/v850.c: Change arguments to v850_output+* functions
5942 to take a const char *, to avoid compile time warning.
5943 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5944 (USER_LABEL_PREFIX): Redefine.
5946 2000-01-08 Jim Wilson <wilson@redhat.com>
5948 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5949 1 to unsigned HOST_WIDE_INT before left shift.
5951 2001-01-08 Nick Clifton <nickc@redhat.com>
5953 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5954 the machine structure has been allocated.
5955 (arm_free_machine_status): New function: Free the machine
5956 specific function structure.
5958 2001-01-08 Richard Henderson <rth@redhat.com>
5960 * jump.c (simplejump_p): Revert last change.
5962 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5964 * cppinit.c (init): Rename init_library.
5965 (cpp_create_reader): Update.
5966 * gcc.c (cpp_options): If -o given, use it as the target of
5969 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5971 * arm.c (arm_arch5e): New variable.
5972 (all_cores): XScale is a 5TE device.
5973 (arm_override_options): Set arm_arch5e.
5974 (arm_init_builtins): __builtin_prefetch is in arch5e.
5975 * arm.h (arm_arch5e): Declare it.
5977 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5979 * arm.md (define_constants): Add defines for UNSPEC and
5980 UNSPEC_VOLATILE insns. Update all users.
5981 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5982 * arm.c (multi_register_push, note_invalid_constants)
5983 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5984 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5985 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5987 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5989 * jump.c (jump_optimize_1): Use reversed_comparison_code
5990 instead of can_reverse_comparison_p.
5991 (jump_back_p): Likewise.
5992 (invert_exp_1): Likewise.
5993 (thread_jumps): Likewise.
5994 * simplify-rtx.c (simplify_unary_operation): Likewise.
5995 (simplify_ternary_operation): Likewise.
5996 * cse.c (find_comparison_args): Convert to use
5997 can_reverse_comparison_p.
5998 (record_jump_equiv): Likewise.
6000 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
6002 * arm.h (HARD_REGNO_RENAME_OK): Delete.
6003 (EPILOGUE_USES): Define.
6004 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
6005 automatically stack the LR if it isn't live.
6007 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
6009 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
6012 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
6014 * ggc-page.c (max_alignment): New structure.
6015 (MAX_ALIGNMENT): New macro.
6016 (init_ggc): Use it to round up the sizes in the
6017 extra_order_size_table.
6019 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6021 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
6024 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6026 * builtins.def (BUILT_IN_FPRINTF): New entry.
6028 * c-common.c (c_expand_builtin_fprintf): New function.
6029 (init_function_format_info): Handle __builtin_fprintf.
6030 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
6031 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
6033 * c-decl.c (duplicate_decls): Adjust comment.
6035 * extend.texi (fprintf): Document new builtin.
6037 2001-01-07 Richard Henderson <rth@redhat.com>
6039 * jump.c (simplejump_p): Recognize any single_set jump
6042 2001-01-07 Richard Henderson <rth@redhat.com>
6044 * configure.in (slibdir): Accept an --with-slibdir option.
6045 Use "test" not "[" in configure. Default to $(libdir).
6047 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
6049 * config/t-aix43 (SHLIB_INSTALL): Likewise.
6050 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
6051 (SHLIB_LINK): Create links for the soname.
6052 * config/mips/t-iris6: Likewise.
6053 * config/sparc/t-slibgcc: Likewise.
6054 * config/sparc/t-slibgcc-sld: Likewise.
6056 2001-01-07 Jakub Jelinek <jakub@redhat.com>
6058 * config/i386/i386.c (constant_call_address_operand): Accept
6059 (const (plus (symbol_ref) (const_int))).
6060 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
6061 constant_call_address_operand.
6063 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6065 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
6066 and LONG_LONG_TYPE_SIZE > 32.
6068 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6070 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
6071 the previous change.
6073 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
6075 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
6077 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
6078 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
6079 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
6082 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6084 * fix-header.c (read_scan_file): s/pfile/scan_in/.
6086 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6088 * c-lang.c (c_post_options): Call cpp_post_options.
6089 * objc/objc-act.c (objc_post_options): Similarly.
6090 * cppmain.c (main): Similarly.
6091 * fix-header.c (read_scan_file): Similarly.
6092 * cppinit.c (cpp_start_read): Move option consistency checks
6093 to cpp_post_options. Don't call init_dependency_output.
6094 If needed, add default target and main file dependency.
6095 (OPT_MD, OPT_MMD): Remove.
6097 (cpp_handle_option): Update for OPT_* changes.
6098 (cpp_post_options): New.
6099 (init_dependency_output): Command line -MF overrides environment
6100 variables. Don't set default target etc. Suppress output
6101 if dependencies are going to stdout.
6102 (print_help): Update.
6103 * cpplib.h (cpp_post_options): New.
6104 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
6106 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
6108 * jump.c (comparison_dominates_p): Support unordered compares.
6110 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
6112 * simplify-rtx.c (simplify_relational_operation): Always simplify
6113 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
6116 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
6118 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
6119 (nonzero_bits): Likewise.
6120 (simplify_comparison): Likewise.
6121 (num_sign_bit_copies): Likewise; return more sane value depending
6122 on STORE_FLAG_VALUE.
6123 (known_cond): Do not assume EQ to be always true for equivalent
6126 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
6128 * cse.c (fold_rtx): Handle unordered comparisons.
6130 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
6132 * rtlanal.c (set_of_1): New static function.
6133 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
6134 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
6135 reg_set_last_last_regno): Remove.
6136 (set_of): New global function.
6137 (set_of_data): New structure.
6138 (reg_set_p, reg_set_last): Revamp for set_of.
6139 * rtl.h (set_of): New.
6141 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
6143 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
6144 * extend.texi: Document _Exit builtin.
6146 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6148 * (initialize, initialize_builtins,
6149 initialize_dependency_output, initialize_standard_includes):
6150 Rename s/initialize/init. Update.
6151 (init_dependency_output): Move to after
6152 cpp_handle_options, the correct location temporally at least.
6153 (opt_comp): Move next to init (), its caller. Fix prototype.
6154 (init): Make "initialized" local scope.
6155 (cpp_create_reader): Always call init ().
6156 (cpp_start_read): Update.
6157 (output_deps): New function, broken out of cpp_finish.
6158 (cpp_finish): Break out output_deps.
6160 2001-01-07 Richard Henderson <rth@redhat.com>
6162 * collect2.c (COFF specific stuff): Revert 12-06 patch
6163 to prototype system functions.
6165 2001-01-07 Michael Hayes <mhayes@redhat.com>
6167 * hard-reg-set.h: Add multiple include guard.
6168 * basic-block.h (struct loop): Add `sink' field.
6169 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
6170 (emit_iv_add_mult): Delete.
6171 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
6172 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
6173 (unroll_loop): Remove end_insert_before argument.
6174 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
6175 (maybe_eliminate_biv_1): Likewise.
6176 (emit_iv_add_mult): Delete.
6177 (gen_add_mult, loop_regs_update): New.
6178 (loop_insn_emit_after, loop_insn_emit_before): New.
6179 (loop_insn_sink, loop_insn_sink_or_swim): New.
6180 (emit_iv_add_mult): Delete.
6181 (scan_loop): Set loop->sink.
6182 (loop_givs_reduce): Use loop_insn_sink and its ilk.
6183 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
6184 (maybe_eliminate_biv_1): Likewise.
6185 (maybe_eliminate_biv_1): Add basic block argument.
6186 * unroll.c (unroll_loop): Remove end_insert_before argument.
6187 (find_splittable_regs): Likewise.
6188 (find_splittable_regs): Use loop_insn_sink and its ilk.
6189 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
6191 2001-01-07 Michael Hayes <mhayes@redhat.com>
6193 * loop.h (loop_insn_hoist): New prototype.
6194 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
6195 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
6196 (check_dbra_loop, load_mems): Likewise.
6197 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
6198 (find_splittable_givs): Likewise.
6200 2001-01-07 Michael Hayes <mhayes@redhat.com>
6202 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
6204 2001-01-07 Richard Henderson <rth@redhat.com>
6206 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
6208 2001-01-07 Richard Henderson <rth@redhat.com>
6210 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
6211 NO_SHARED_LIBGCC_MULTILIB as required for the target.
6212 * gcc.c (init_spec): Massage the existing libgcc_spec into a
6213 variant that handles a shared libgcc.
6214 (process_command): Always validate -{static,shared}-libgcc.
6215 (do_spec_1): New 'M' case.
6216 * invoke.text (Link Options): Document -{static,shared}-libgcc.
6218 2001-01-07 Richard Henderson <rth@redhat.com>
6220 * Makefile.in (slibdir): New variable.
6221 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
6222 (installdirs): Create slibdir.
6223 (install-libgcc, install-multilib): Defer to libgcc.mk.
6224 * configure.in (slibdir): Substitute.
6225 * mklibgcc.in (install): New target.
6227 * config/t-linux (SHLIB_LINK): Create links for the soname.
6228 (SHLIB_INSTALL): New.
6229 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
6230 * config/mips/t-iris6 (SHLIB_INSTALL): New.
6231 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
6232 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
6233 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
6235 2001-01-07 Richard Henderson <rth@redhat.com>
6237 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
6238 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
6239 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
6241 2001-01-07 Michael Hayes <mhayes@redhat.com>
6243 * loop.c (count_loop_regs_set): Delete.
6244 (load_mems_and_recount_loop_regs_set): Delete.
6245 (loop_regs_scan): Merge common code from count_loop_regs_set,
6246 scan_loop, and load_mems_and_recount_loop_regs_set.
6247 (scan_loop): Call load_mems directly and loop_regs_scan
6248 again if new registers created.
6250 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6252 * toplev.c (main): Call the front-end specific post_options
6253 hook if one is given.
6254 * toplev.h (struct_lang_hooks, lang_hooks): New.
6255 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
6256 for the C front end.
6257 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
6258 lang_hooks for the C++ front end.
6259 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
6260 lang_hooks for the ObjC front end.
6261 * f/com.c (lang_hooks): Hooks for the Fortran front end.
6262 * java/lang.c (lang_hooks): Hooks for the Java front end.
6264 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6266 * c-lex.c (init_c_lex): Request #define / #undef callbacks
6267 for verbose DWARF[2] debugging.
6268 (cb_define, cb_undef): The new callbacks.
6269 * toplev.h (debug_define, debug_undef): Make const correct.
6270 * toplev.c (debug_define, debug_undef): Similarly. Do not
6271 perform the verbosity tests here anymore.
6273 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
6275 * reload.c (subst_reloads): Take INSN argument. When
6276 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
6277 * reload.h (subst_reloads): Adjust prototype.
6278 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
6279 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
6280 present in JUMP_INSNs and copy them to JUMP_LABEL.
6281 * flow.c (find_label_refs, find_basic_blocks_1): Skip
6282 JUMP_INSNs and insns with REG_LABELs that are followed by
6283 JUMP_INSNs with the same REG_LABEL.
6284 * sched-rgn.c (is_cfg_nonregular): Likewise.
6285 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
6287 * unroll.c (unroll_loop): Look for REG_LABEL notes in
6289 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
6291 2001-01-06 Richard Henderson <rth@redhat.com>
6293 * loop.c (scan_loop): Use xcalloc for the regs array.
6294 (load_mems_and_recount_loop_regs_set): Zero the new memory
6295 received from xrealloc.
6297 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
6299 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
6301 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
6303 * integrate.c (copy_rtx_and_substitute): When copying
6304 an ignored return value, strip REG_FUNCTION_VALUE_P.
6306 2001-01-06 Michael Hayes <mhayes@redhat.com>
6308 * loop.c (debug_biv, debug_giv): New.
6309 (loop_biv_dump): Break out from ...
6310 (record_biv): ... here.
6311 (loop_giv_dump): Break out from ...
6312 (record_giv): ... here.
6313 (loop_bivs_check): Use print_simple_rtl.
6314 * unroll.c (loop_iterations): Use print_simple_rtl.
6316 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6318 * pa.md (return, return_internal): Modify patterns to prevent regrename
6319 mucking with the return pointer.
6321 2001-01-05 Richard Henderson <rth@redhat.com>
6323 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
6325 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
6327 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
6328 version supplied by Matteo Frigo.
6330 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6332 * cpp.texi: Update for -MQ.
6333 * cppinit.c (cpp_create_reader): Always create pfile->deps.
6334 (cpp_cleanup): Always free pfile->deps.
6335 (initialize_dependency_output): Don't create pfile->deps.
6336 (cpp_handle_option): Similarly.
6338 * gcc.c (cpp_options): Handle -MQ.
6339 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6340 * mkdeps.c (base_name): Remove.
6341 (deps_init): Don't allocate vector space until it's needed.
6342 (deps_free): Only free vectors if allocated.
6343 (deps_add_target, deps_add_dep): Update for initial allocation.
6344 (deps_add_default_target): Don't strip to the base_name.
6346 2001-01-05 DJ Delorie <dj@redhat.com>
6348 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
6349 (INIT_EXPANDERS): Define.
6351 * config/v850/v850.c (struct machine_function): Define.
6352 (v850_save_machine_status): New function.
6353 (v850_restore_machine_status): New function.
6354 (v850_return_addr): New function.
6355 (v850_init_expanders): New function.
6357 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
6358 and v850_init_expanders.
6360 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6362 * cpplib.h (struct cpp_reader): Add help_only field.
6363 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
6364 (cpp_handle_option): Set pfile->help_only if we see -h,
6365 --help, -target-help, or --version. Print version string but
6366 do not set help_only if we see -v or -version. Make text
6367 printed by -v match that printed by (-)-version.
6369 * cppmain.c (main): Exit after option parsing if
6370 pfile->help_only is true.
6372 * toplev.c (independent_decode_option): Call print_version,
6373 then exit, if we see --version (but not -version).
6374 (print_version): Split lengthy message into two lines.
6376 2001-01-05 Nick Clifton <nickc@redhat.com>
6378 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
6379 temporary string for initialisation before calling ggc_alloc_string.
6381 2001-01-06 Michael Hayes <mhayes@redhat.com>
6383 * rtl.h (print_simple_rtl): New.
6384 * print-rtl.c (print_simple_rtl): New.
6386 (print_rtx): Disable printing of flags and modes, etc.,
6387 if `flag_simple` nonzero.
6389 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6391 * function.c (fixup_var_refs): Use push_to_full_sequence where
6394 2001-01-05 Michael Meissner <meissner@redhat.com>
6396 * flags.h (flag_reorder_blocks): Add declaration.
6397 (flag_rename_block): Ditto.
6399 2001-01-05 DJ Delorie <dj@redhat.com>
6401 * function.c (reorder_blocks): Make sure the flags are all reset
6402 before using them to mark blocks, else a second invocation will
6403 corrupt the block chain.
6404 (reorder_blocks_0): New, resets the flags.
6406 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
6408 * cse.c (find_comparison_args): Stop if the argument is known to
6411 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6413 * config/sh/sh.md (movdf): When splitting load into pair of
6414 registers, don't clobber the register used in the address too
6417 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
6419 * varasm.c (mark_constant_pool): Improve initial comments.
6420 (mark_constants): Move marking of constants to mark_constant.
6421 (mark_constant): New function to recursively mark all constants
6422 referred to by a constant.
6424 2001-01-05 Catherine Moore <clm@redhat.com>
6426 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
6428 2001-01-05 Phil Edwards <pme@sources.redhat.com>
6430 * cp/lang-options.h: Bring comment in line with reality.
6431 * f/lang-options.h: Likewise.
6432 * java/lang-options.h: Likewise.
6433 * objc/lang-options.h: Likewise.
6434 * ch/lang-options.h: Likewise.
6435 * f/g77.texi: And update the manual.
6437 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
6438 Denis Chertykov <denisc@overta.ru>
6440 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
6441 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
6442 * config/avr/avr.md (all peepholes that request a scratch register):
6443 Call it, FAIL the peephole if not safe (in interrupt functions).
6445 2001-01-05 Mark Mitchell <mark@codesourcery.com>
6447 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
6449 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
6451 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
6453 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
6454 BUILT_IN_CREAL and BUILT_IN_CIMAG.
6455 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
6456 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
6457 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
6459 * extend.texi: Document these builtins.
6461 2001-01-05 Daniel Berlin <dberlin@redhat.com>
6463 * c-common.c (lang_get_alias_set): Say we know nothing of
6464 VECTOR_TYPE aliasing.
6466 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
6468 2001-01-05 Bruce Korb <bkorb@gnu.org>
6470 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
6471 their x* equivalent versions for atexit-less systems
6472 * fixinc/fixincl.c(main): do not return from main() on atexit-less
6473 systems (or any other system any more).
6475 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6477 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6478 output operands. Use arm_hard_register_operand for operand 4.
6479 (stmsi_postinc): Similarly.
6480 (ldmsi): Use arm_hard_register_operand for opernand 2.
6482 * arm.c (arm_hard_register_operand): New function.
6483 * arm-protos.h (arm_hard_register_operand): Prototype it.
6485 * arm.h (HARD_REGNO_RENAME_OK): Define.
6487 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6489 * simplify-rtx.c (cfc_args): add "unordered" field.
6490 (check_fold_consts): Set unordered field.
6491 (simplify_relational_operation): Simplify the unordered
6494 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6497 * emit-rtl.c (try_split): Fix code to mark labels.
6498 * jump.c (mark_jump_label): Make global.
6499 * rtl.h (mark_jump_label): Declare.
6501 * predict.c (estimate_probability): Handle unordred comparisons.
6503 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6505 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6506 * cppinit.c (initialize_dependency_output): Update.
6507 (cpp_finish): Output dummy targets for -MP.
6509 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6510 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6511 * gcc.c (cpp_options): Update to handle -MP.
6512 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6513 to quote only the default target.
6514 (deps_phony_targets): Insert a preceding newline. Rename from
6515 deps_dummy_targets for consistency.
6518 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6520 * calls.c (emit_library_call_value_1): Support
6521 INIT_CUMULATIVE_LIBCALL_ARGS.
6522 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6524 2001-01-04 Richard Henderson <rth@redhat.com>
6526 * c-decl.c (finish_struct): Detect flexible array members
6527 used in an inappropriate context.
6528 * c-typeck.c (really_start_incremental_init): Special case
6529 constructor_max_index for zero length arrays.
6530 (pop_init_level): Allow initialization of flexible array
6531 members. Deprecate initialization of zero length arrays.
6532 Don't issue missing initializer warning for flexible array
6533 members or zero length arrays.
6534 (process_init_element): Don't dereference null DECL_SIZE.
6535 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6536 Don't abort for empty constructors. Use size_binop
6537 (output_constructor): Add commentary regarding zero length
6538 array futures. Abort if we try to initialize an array of
6539 unspecified length with a non-empty constructor in the middle
6542 * extend.texi (Zero Length): Update and clarify documentation
6543 on static initialization.
6545 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6547 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6548 with more than 32767 words of local storage.
6550 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6552 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6553 for 'abs', 'labs', and 'fabs'.
6554 (c4x_expand_builtin): Likewise.
6555 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6557 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6559 * config/sh/sh.md (prget, prset): New insn types.
6560 (return delay slot): Dont' allow prset.
6561 (call, sfunc delay slot): Don't allow prget.
6562 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6563 for prset and prget.
6565 2001-01-05 Michael Hayes <mhayes@redhat.com>
6567 * loop.h (struct loop_reg): New.
6568 (struct loop_regs): Change to use array of `struct loop_reg'.
6569 * loop.c: Replace assortment of varrays with single regs array.
6570 (count_one_set): Delete may_not_move array argument
6571 and use regs array instead. All caller's changed.
6572 (count_loop_regs_set): Delete may_not_move and single_usage
6573 arguments and use regs array instead. All caller's changed.
6574 (find_single_use_in_loop): Replace usage array argument with pointer
6575 to regs structure. All caller's changed.
6576 (loop_optimize): Delete `moved_once' array.
6578 2001-01-05 Michael Hayes <mhayes@redhat.com>
6580 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6581 Use it instead of loop_info->has_call for scanning loop mems.
6582 (check_dbra_loop): Replace loop_info->has_call test with
6583 loop_info->has_nonconst_call.
6585 2000-01-04 Matthew Hiller <hiller@redhat.com>
6587 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6590 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6592 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6593 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6595 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6597 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6598 (flag_short_double, flag_short_wchar): Define.
6599 (c_common_nodes_and_builtins): Create many tree nodes shared
6600 between C and C++ here instead of in cp/decl.c and ...
6601 * c-decl.c (init_decl_processing): ... here.
6602 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6603 (flag_short_double, flag_short_wchar): Don't define.
6604 (record_builtin_type): New function.
6605 (build_void_list_node): New function.
6606 * c-common.h (flag_short_double, flag_short_wchar,
6607 record_builtin_type, build_void_list_node): Declare.
6609 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6611 * integrate.c (expand_inline_function): Don't put a virtual
6612 register into the reg map.
6614 * function.c (fixup_var_refs_1): If force_operand didn't put
6615 the address into the target, move it there.
6617 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6619 Special-case tree_decl/tree_list allocations.
6620 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6621 (OBJECT_SIZE): New macro.
6622 (NUM_EXTRA_ORDER): Likewise.
6623 (extra_order_size_table): New variable.
6624 (NUM_ORDERS): New macro.
6625 (objects_per_page_table): New variable.
6626 (object_size_table): New variable.
6627 (G.pages): Use NUM_ORDERS to bound the array.
6628 (G.page_tails): Likewise.
6629 (DIV_ROUND_UP): Remove.
6630 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6631 (alloc_page): Use OBJECT_SIZE.
6632 (size_lookup): Don't make it const.
6633 (ggc_alloc): Use OBJECT_SIZE.
6634 (ggc_set_mark): Likewise.
6635 (ggc_get_size): Likewise.
6636 (init_ggc): Set up the object_size_table, objects_per_page_table,
6637 and adjust size_lookup.
6638 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6639 (ggc_pop_context): Use NUM_ORDERS.
6640 (clear_marks): Likewise.
6641 (sweep_pages): Likewise.
6642 (poison_pages): Likewise.
6643 (ggc_print_statistics): Use OBJECT_SIZE.
6645 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6647 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6648 Only call array_size_for_constructor if last field and array type
6649 with no upper bound.
6651 2001-01-04 Philip Blundell <philb@gnu.org>
6653 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6654 from bit 31 downwards, if this requires no more insns.
6655 (count_insns_for_constant): New helper function for above.
6657 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6659 * gencodes.c (output_predicate_decls): Remove empty initializer.
6661 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6663 * tree.c (copy_node): Remove documentation about obstacks.
6664 (buidl1): Check that nobody tries to build 2-argument nodes this
6667 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6669 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6672 * gencodes.c (output_predicate_decls): Fill empty initializer
6675 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6677 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6678 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6680 (do_include): Handle missing headers like cpp0.
6681 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6682 paths with first include pathname. Don't strcat to uninitialized
6685 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6687 * regrename.c (regrename_optimize): Don't rename from frame pointer
6688 if frame_pointer_needed.
6689 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6690 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6691 (ia64_reorg): Use it instead of scheduling if ! optimize.
6692 (errata_emit_nops): Properly call asm_noperands.
6693 (ia64_sched_reorder): Finish cycle if we see an asm.
6694 (ia64_variable_issue): Clear scheduling state after asms.
6696 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6698 * cpp.texi: Update for -MT.
6699 * cppinit.c (initialize_dependency_output): Add a default
6700 target if none has been given already.
6701 (no_tgt, OPT_MT): New.
6702 (cpp_handle_option): Handle -MT. Update -M etc.
6703 * cpplib.h (struct cpp_options): Remove deps_target.
6704 * gcc.c (cpp_options): Handle -MT.
6705 * mkdeps.c (struct deps): Move from mkdeps.h.
6706 (deps_calc_target): Rename deps_add_default_target. Add a
6707 default target if none has been specified already.
6708 * mkdeps.h (struct deps): Move to mkdeps.c.
6709 (deps_calc_target): Rename deps_add_default_target.
6711 2000-01-03 Richard Henderson <rth@redhat.com>
6713 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6715 * c-typeck.c (push_init_level): Move checks for flexible array
6716 members and zero length arrays ...
6717 (pop_init_level): ... here. Silently discard empty initializations.
6719 * varasm.c (output_constructor): Update for sizeof change to
6722 * extend.texi (Zero Length): Clarify semantics.
6724 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6726 * configure.in (tm.h): Include isns-codes.h last.
6727 * configure: Rebuilt.
6729 2001-01-03 Richard Henderson <rth@redhat.com>
6731 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6732 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6734 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6736 * tradcpp.c (main): Make sure finclude() is called with a valid
6737 indepth value while handling -include.
6739 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6741 * gencodes.c (output_predicate_decls): New function.
6743 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6744 even if it is not the first time machmode.h is #included.
6745 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6746 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6747 * gcc.texi (Copyright): Added 2001.
6749 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6751 * c-common.c (c_common_lang_init): New function. Warn if format
6752 warning options which only have effects when used with -Wformat
6753 are used without -Wformat.
6754 * c-common.h (c_common_lang_init): Declare.
6755 * c-lang.c (lang_init): Call c_common_lang_init.
6756 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6758 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6760 * configure.in: Check for the mktemp command.
6761 * configure: Regenerate.
6762 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6763 $TEMP. Create temporary files with mktemp, if available at
6764 configure time; otherwise use set -C. Remove temporary files
6767 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6769 * configure.in: Require at least texinfo 4.0. Check for whether
6770 Pod::Man is sufficiently recent to regenerate GCC manpages.
6771 * configure: Regenerate.
6772 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6774 (GENERATED_MANPAGES): Define.
6775 (generated-manpages): New target. Depend on cpp.1 as well as
6777 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6778 configure to generated-manpages or empty) rather than on the
6779 manpages directly. Remove execute permission from installed
6780 gcov.1 as well as cpp.1.
6781 * cpp.1, gcov.1: Regenerate.
6783 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6785 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6786 tree_low_cst. Allow using cmpstrsi in more cases.
6788 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6790 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6793 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6795 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6796 * Makefile.in (HOST_CFLAGS): Mention build-make.
6798 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6800 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6803 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6805 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6808 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6811 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6812 reg_base_value and reg_known_value arrays.
6813 (init_alias_analysis): Add more cases to detect known values.
6814 * sched-deps.c (deps_may_trap_p): New function.
6815 (sched_analyze_2): Use it.
6817 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6819 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6820 don't discard an ASHIFTRT if we're shifting in a wider mode.
6822 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6824 * toplev.c (rest_of_compilation): Don't print basic block information
6825 when CFG isn't up to date.
6827 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6829 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6830 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6831 (UNALIGNED_SHORT_ASM_OP): Define.
6832 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6834 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6836 * fold-const.c (fold_convert): Fix typo.
6838 2001-01-02 Richard Henderson <rth@redhat.com>
6840 * c-common.h (ASM_INPUT_P): New.
6841 * c-parse.in (asm): Set it when needed.
6842 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6843 existance of an operand.
6845 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6847 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6848 (dwarf2out_frame_debug_expr): Likewise.
6849 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6851 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6853 * i386.c (ix86_split_to_parts): Return number of part required;
6855 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6857 (ix86_split_long_move): Use number of part returned
6858 by ix86_split_to_parts
6859 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6861 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6862 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6863 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6864 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6865 (ALIGN_MODE_128): Add TFmode.
6866 (IS_STACK_MODE): Likewise.
6867 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6868 (HARD_REGNO_OK): Support TFmodes.
6869 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6870 * i386.md (scheduler definitions): Use memory operand to determine
6871 fst/fld instructions; use mode attribute to determine real mode of
6873 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6874 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6876 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6878 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6880 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6882 * expr.c (store_constructor_field): Update ALIGN before calling
6885 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6887 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6890 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6892 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
6895 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6897 * c-decl.c (start_function): Don't warn on third parameter to main.
6899 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6901 * tsystem.h: Define HAVE_DECL_GETOPT.
6903 2001-01-02 Philip Blundell <pb@futuretv.com>
6905 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6908 2001-01-02 Richard Henderson <rth@redhat.com>
6910 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6912 2001-01-02 Andreas Jaeger <aj@suse.de>
6914 * c-decl.c (c_decode_option): Remove support of
6917 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6918 (W_options): Add -Wmissing-noreturn here.
6920 * flow.c: Define lang_missing_noreturn_ok_p.
6921 (check_function_return_warnings): Use it.
6923 * c-common.h: Declare lang_missing_noreturn_ok_p.
6925 * c-lang.c (c_missing_noreturn_ok_p): New function.
6926 (lang_init): Set lang_missing_noreturn_ok_p.
6928 * invoke.texi (Warning Options): Document this.
6930 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6932 * extend.texi (C++ Extensions): New node for C++ attributes;
6933 describe init_priority and com_interface.
6934 * invoke.texi: Remove -finit-priority as it now has zero effect.
6935 * install.texi: Fix xref syntax.
6936 * md.texi: Likewise.
6938 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6940 * config.gcc (sparc64-wrs-vxworks*): New case.
6941 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6943 * config/sparc/sparc.c (sparc_override_options): Do support different
6944 pointer and architecture size.
6945 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6946 (POINTERS_EXTEND_UNSIGNED): Define.
6947 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6948 (FUNCTION_MODE): Define to be Pmode.
6949 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6951 * function.c (expand_function_end): Properly handle DECL_RESULT
6952 and copy when ptr_mode != Pmode.
6953 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6955 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6957 * c-common.c (c_common_nodes_and_builtins): Set prototype
6958 parameters for __builtin_fputs, __builtin_fputc and
6959 __builtin_fwrite. Don't declare plain fputc as a builtin.
6961 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6963 * loop.c (add_label_notes): Increment the label usage count when
6964 a note is added to an insn which refers to a CODE_LABEL.
6965 * gcse.c (add_label_notes): Likewise.
6967 2001-01-01 Andreas Jaeger <aj@suse.de>
6969 * loop.c (scan_loop): Use xmalloc to allocate movables.
6971 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6973 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6974 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6975 * reload1.c (REGISTER_MOVE_COST): Likewise.
6976 * regclass.c (REGISTER_MOVE_COST): Likewise.
6977 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6978 dimension. Adjust all users.
6979 (init_reg_sets_1): Iterate on all modes.
6980 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6981 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6982 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6983 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6984 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6985 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6986 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6987 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6988 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6989 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6990 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6991 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6992 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6993 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6994 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6995 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6996 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6997 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6998 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6999 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
7000 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
7001 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
7002 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
7003 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
7004 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
7005 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
7006 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
7008 2001-01-01 Bernd Schmidt <bernds@redhat.com>
7010 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
7011 arg VARIES_P. Call it with extra arg.
7012 (true_dependence): Likewise.
7013 * rtl.h (rtx_addr_can_trap_p): Declare.
7014 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
7016 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
7017 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
7018 pic offset table register if it's zero. All callers changed.
7019 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
7021 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7023 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
7024 STRING_POOL_ADDRESS_P.
7026 * config/sparc/sparc.c (input_operand): Properly test for short op.
7028 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
7029 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
7030 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
7031 * config/sparc/elf.h: No longer include sol2.h.
7032 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
7033 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
7035 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
7037 2001-01-01 Michael Hayes <mhayes@redhat.com>
7039 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
7040 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
7041 (record_initial): Likewise.
7042 * unroll.c (copy_loop_body, loop_iterations): Likewise.
7043 (remap_split_bivs): Likewise.
7045 2001-01-01 Michael Hayes <mhayes@redhat.com>
7047 * loop.c (loop_ivs_free): New function.
7048 (strength_reduce): Break out from...
7050 2001-01-01 Michael Hayes <mhayes@redhat.com>
7052 * loop.h (struct iv): New.
7053 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
7054 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
7055 'reg_biv_class' fields with 'regs' and 'n_regs'.
7056 (struct ivs): Rename 'loop_iv_list' field to 'list'.
7057 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
7058 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
7060 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
7062 * resource.c (mark_referenced_resources): Abort() before
7063 attempting to mark a pseudo register.
7064 (mark_set_resources): Likewise.
7066 2001-01-01 Michael Hayes <mhayes@redhat.com>
7068 * loop.h (REG_IV_CLASS): New accessor macro.
7069 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
7070 * unroll.c (REG_IV_CLASS): Likewise.
7072 See ChangeLog.4 for earlier changes.