1 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
3 * c-common.h (TDI_inlined): New ast dump phase.
4 (dump_flag_name): New function.
5 * c-dump.c (dump_files): Add inlined phase.
6 (dump_flag_name): Define.
7 * doc/invoke.texi (-fdump-ast-inlined): Document.
9 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11 * stor-layout.c (layout_decl): Revert change to handling of alignment
14 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
19 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
21 * doc/tm.texi (FUNCTION_ARG): Document that the last call
24 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
26 * tlink.c (recompile_files): Remove COMPILER_PATH and
27 LIBRARY_PATH from the environment.
29 2001-07-01 Zack Weinberg <zackw@stanford.edu>
31 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
32 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
34 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
36 * c-parse.in (OBJC_STRING): Kill.
37 (objc_string): Decompose to [objc_string] '@' STRING.
38 (reswords): Take the leading '@' off all the Objective C keywords.
39 (objc_rid_sans_at): Kill.
40 (init_reswords): Don't initialize it.
41 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
42 (_yylex): Kill reconsider label. Look ahead one token after
43 an '@'; if we get an identifier, check whether it's an
44 Objective C @-keyword. If so, return the keyword. Otherwise,
45 put back the token and return the '@' as a terminal.
47 * cpplib.c (lex_macro_node): Remove unnecessary check for
48 leading '@' on identifier. Clarify control flow and commentary.
50 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
52 * cse.c (new_label_ref): Variable deleted.
53 (insert): Remove set of new_label_ref.
54 (check_for_label_ref): New function.
55 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
57 2001-06-30 Zack Weinberg <zackw@stanford.edu>
59 * rtl.def (DEFINE_INSN, DEFINE_INSN_AND_SPLIT, DEFINE_PEEPHOLE):
60 Change output-template slot to format 'T'.
62 * read-rtl.c (read_escape): New function.
63 (read_quoted_string, read_braced_string): Use it.
64 (read_rtx): Set star_if_braced from the format string.
65 Use XTMPL where appropriate.
66 * genoutput.c (gen_insn, gen_peephole): Use XTMPL to get the
69 * rtl.c: Include errors.h for sake of rtl_check_failed* routines.
70 Document 'T' in rtx format strings.
71 * Makefile.in (rtl.o, $(HOST_PREFIX_1)rtl.o): Depend on errors.h.
72 * errors.c (internal_error): Add missing ": " at end of string.
74 * i860.md: Change triple backslashes to double backslashes at
75 ends of lines in output templates.
76 * ns32k.md: Remove stray backslash-newline in output template.
78 2001-06-29 Nick Clifton <nickc@cambridge.redhat.com>
80 * gcc.c (process_command): Append a DIR_SEPARATOR to a path
81 specified by the -B switch, if doing so would create a valid
83 * doc/invoke.texi: Document changed behaviour of -B.
85 2001-06-29 DJ Delorie <dj@redhat.com>
87 * simplify-rtx.c (simplify_subreg): When simplifying a CONCAT, at
88 least get rid of the CONCAT if we can't simplify further.
90 Fri Jun 29 12:27:24 2001 Jeffrey A Law (law@cygnus.com)
92 * doc/gcc.texi (Passes): Update due to recent -fdce -> -fssa-dce
93 changes. Fix documentation for SSA DCE pass.
95 * ssa-dce.c (ssa_eliminate_dead_code): Renamed from
97 * ssa.h (ssa_eliminate_dead_code): Corresponding changes.
98 * timevar.def (TV_SSA_DCE): Renamed from TV_DEAD_CODE_ELIM.
99 * toplev.c (DFI_ssa_dce): Renamed from DFI_dce.
100 (dump_file_info): Similar changes.
101 (flag_ssa_dce): Similarly
102 (f_options): Similar changes.
103 (rest_of_compilation): Corresponding changes.
104 * doc/invoke.texi: Update as option is now -fssa-dce instead
105 of -fdce. Update dump file name.
107 * ssa-dce.c (note_inherently_necessary_set): New function.
108 (find_inherently_necessary): Use it. Do not consider
109 NOTEs, CODE_LABELs or BARRIERS are necessary. Improve
110 handling of asms and unspecs.
111 (delete_insn_bb): Only delete INSNs, CALL_INSNs or JUMP_INSNs.
113 2001-06-29 Joseph S. Myers <jsm28@cam.ac.uk>
115 * target.h (struct gcc_target): Add comp_type_attributes and
116 set_default_type_attributes.
117 * target-def.h (TARGET_COMP_TYPE_ATTRIBUTES,
118 TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Define.
119 (TARGET_INITIALIZER): Update.
120 * doc/tm.texi (COMP_TYPE_ATTRIBUTES, TARGET_COMP_TYPE_ATTRIBUTES,
121 SET_DEFAULT_TYPE_ATTRIBUTES, TARGET_SET_DEFAULT_TYPE_ATTRIBUTES):
122 Update documentation of old target macros to describe new target
124 * tree.c (make_node): Use target.set_default_type_attributes.
125 (default_comp_type_attributes,
126 default_set_default_type_attributes): New functions.
127 * tree.h (default_comp_type_attributes,
128 default_set_default_type_attributes): Declare.
129 * c-typeck.c (COMP_TYPE_ATTRIBUTES): Don't define.
130 (comptypes): Use target.comp_type_attributes.
131 * config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h
132 (arc_comp_type_attributes, arc_set_default_type_attributes,
133 COMP_TYPE_ATTRIBUTES, SET_DEFAULT_TYPE_ATTRIBUTES): Remove
134 functions and macros with default behaviour.
135 * config/m32r/m32r-protos.h, config/m32r/m32r.c,
136 config/m32r/m32r.h (m32r_comp_type_attributes,
137 m32r_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
138 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
139 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
140 config/m68hc11/m68hc11.h (m68hc11_comp_type_attributes,
141 m68hc11_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
142 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
143 * config/ns32k/ns32k-protos.h, config/ns32k/ns32k.c,
144 config/ns32k/ns32k.h (ns32k_comp_type_attributes,
145 COMP_TYPE_ATTRIBUTES): Likewise.
146 * config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
147 config/rs6000/rs6000.h (rs6000_comp_type_attributes,
148 rs6000_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
149 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
150 * config/d30v/d30v.h (COMP_TYPE_ATTRIBUTES,
151 SET_DEFAULT_TYPE_ATTRIBUTES): Remove commented out macro
153 * config/i386/i386.h (SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
154 * config/ns32k/ns32k.h (SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
155 * config/arm/arm.c (arm_comp_type_attributes,
156 arm_set_default_type_attributes): Make static.
157 (TARGET_COMP_TYPE_ATTRIBUTES, TARGET_SET_DEFAULT_TYPE_ATTRIBUTES):
159 * config/arm/arm.h (COMP_TYPE_ATTRIBUTES,
160 SET_DEFAULT_TYPE_ATTRIBUTES): Don't define.
161 * config/arm/arm-protos.h (arm_comp_type_attributes,
162 arm_set_default_type_attributes): Don't declare.
163 * config/i386/i386.c (ix86_comp_type_attributes): Make static.
164 (TARGET_COMP_TYPE_ATTRIBUTES): Define.
165 * config/i386/i386.h (COMP_TYPE_ATTRIBUTES): Don't define.
166 * config/i386/i386-protos.h (ix86_comp_type_attributes): Don't
169 2001-06-28 Jan van Male <jan.vanmale@fenk.wau.nl>
171 * predict.c (dump_prediction): Eliminate fprintf warning.
173 2001-06-28 Diego Novillo <dnovillo@redhat.com>
175 * flow.c (dump_bb): Remove unused third argument to call
176 to fprintf when displaying the basic block header.
178 2001-06-28 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
179 Jeff Law <law@redhat.com>
181 * Makefile.in (OBJS): Add df.o
182 (df.o): Add dependencies.
183 * basic-block.h (flow_depth_first_order_compute): Declare.
184 * flow.c (flow_depth_first_order_compute): No longer declare.
186 * df.c, df.h: New files.
188 2001-06-28 Zack Weinberg <zackw@stanford.edu>
190 * config/i386/i386.md: Global update to use new string syntax
191 where it will improve readability. Warning fixes:
192 (*truncdfsf2_2): Abort if which_alternative is not 0 or 1.
193 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64,
194 *adddi_4_rex64, *adddi_5_rex64): Cast 1 to unsigned int.
196 * read-rtl.c: Syntactic sugar for C embedded in strings in
197 machine descriptions.
198 (read_string): Break inner loop into separate function. Takes
199 an int. Dispatch to read_quoted_string or read_braced_string
200 as appropriate. Automatically insert a leading star on braced
201 strings if STAR_IF_BRACED is true.
202 (read_quoted_string, read_braced_string): New functions.
203 * doc/rtl.texi, doc/md.texi: Document new syntax. Update
206 * rtl.c: Split RTL reader (read_rtx, read_skip_spaces,
207 traverse_md_constants, fatal_with_file_and_line,
208 fatal_expected_char, read_name, read_string, def_hash,
209 def_name_eq_p, read_constants, and related data) to its own
210 file. Weed out now-unnecessary #includes.
211 * read-rtl.c: New file.
212 * Makefile.in (HOST_RTL): Add read-rtl.o.
213 (read-rtl.o): New rule.
214 (rtl.o, $(HOST_PREFIX_1)rtl.o): Update dependencies.
215 * doc/gcc.texi (Passes): Talk briefly about the support
216 library used by genfoo.
217 * doc/rtl.texi (Reading RTL): read_rtx is not available in the
220 2001-06-28 Stan Shebs <shebs@apple.com>
222 * config/darwin.h (REGISTER_TARGET_PRAGMAS): Define.
223 * config/darwin-c.c: New file.
224 * config/darwin-protos.h: Declare new functions.
225 * config/rs6000/t-darwin (darwin-c.o): New rule.
226 * config.gcc (powerpc-*-darwin*): Define c_target_objs and
228 * doc/extend.texi (Pragmas): New section.
230 Thu Jun 28 20:13:11 CEST 2001 Jan Hubicka <jh@suse.cz>
232 * flow.c (try_merge_block): Rename to try_optimize_cfg;
233 do basic simplifications on the CFG.
234 (is_forwarder_block_p, can_fallthru, try_redirect_by_replacing_jump,
235 try_simplify_condjump): New.
236 (redirect_edge_and_branch): Try replace jump insn.
237 (flow_delete_insn): Handle deleting of ADDR_VEC insns.
239 * basic-block.h (FALLTHRU_EDGE, BRANCH_EDGE): New macros.
241 Thu Jun 28 11:19:42 2001 Jeffrey A Law (law@cygnus.com)
243 * ssa-dce.c (eliminate_dead_code): Properly handle control
244 dependencies implied by PHI nodes.
246 * ssa-dce.c (eliminate_dead_code): Remove fake edges from the
247 CFG after dead code elimination is complete.
249 2001-06-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
251 * gthr-posix.h [LIBOBJC]: Add weak definitions of
252 sched_get_priority_max, sched_get_priority_min.
254 2001-06-28 Gabriel Dos Reis <gdr@codesourcery.com>
256 * diagnostic.c (default_print_error_function): Tweak.
257 (report_error_function): Likewise.
258 * toplev.h (default_print_error_function): Move to...
259 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
260 * tree.h (print_error_function): Move to...
261 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
263 Thu Jun 28 06:16:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
265 * expr.c (expand_assignment): When have varying-length object,
267 (expand_expr, case ADDR_EXPR): Use SAVE_EXPR_RTL after putting
268 SAVE_EXPR stack in case we had a SUBREG.
270 Thu Jun 28 10:31:06 CEST 2001 Jan Hubicka <jh@suse.cz>
272 * i386.md (cmp?i): Simplify; refuse immediate operand
274 * i386.c (cmpsi_operand): Refuse constants.
276 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
278 * flow.c (block_label, redirect_edge_and_branch): Split out from ....
279 (split_edge) .... here;
281 2001-06-28 Neil Booth <neil@cat.daikokuya.demon.co.uk>
283 * i386/i386.c (ix86_valid_type_attribute_p): Give external
284 linkage, move declaration to...
285 * i386/i386-protos.h: ...here.
287 2001-06-27 H.J. Lu (hjl@gnu.org)
289 * build-make (CC): Removed.
290 (HOST_CC): Set to $(CC_FOR_BUILD).
291 (HOST_CFLAGS): Replace $(CFLAGS) with $(CFLAGS_FOR_BUILD).
292 Fix a typo in comments.
294 * configure.in: Set CFLAGS to $(CFLAGS_FOR_BUILD) when
295 generating auto-build.h for canadian cross compile. Set CC
296 to `"${CC_FOR_BUILD}"' instead of just `${CC_FOR_BUILD}'.
298 * configure: Regenerated.
300 2001-06-27 Jim Wilson <wilson@redhat.com>
302 * emit-rtl.c (gen_highpart): Call validize_mem.
304 2001-06-27 Bruce Korb <bkorb@gnu.org>
306 * fixinc/inclhack.def(hpux11_cpp_pow_inline): new, but real similar to
307 hpux10_cpp_pow_inline. Not similar enough.
308 (solaris_mutex_init): renamed. PTHREAD_*_INITIALIZER is a problem for
309 all Solaris versions. This fix patches MUTEX and COND initializers,
310 the RWLOCK one will wait for someone to complain. For now, anyway.
311 (uw7_byteorder_fix): It was looking for the byteorder.h file in the
314 2001-06-27 Stan Shebs <shebs@apple.com>
316 * objc/objc-act.c (handle_impent): Rewrite to be more portable
317 and to use ASM_DECLARE_CLASS_REFERENCE.
318 * config/darwin.h (ASM_DECLARE_CLASS_REFERENCE): Rename from
319 undocumented DECLARE_CLASS_REFERENCE, add file argument.
320 * doc/tm.texi (ASM_DECLARE_CLASS_REFERENCE): Document.
322 Wed Jun 27 18:01:09 2001 Jeffrey A Law (law@cygnus.com)
324 * simplify-rtx.c (simplify_rtx): Canonicalize commutative expressions
325 by putting complex operands first and constants second.
327 2001-06-27 Gabriel Dos Reis <gdr@codesourcery.com>
329 * diagnostic.h: Add documentation. Make macros polymorphic.
330 * diagnostic.c (ideal_line_wrap_cutoff): Remove
331 definition. Replace with diagnostic_line_cutoff.
332 (prefixing_policy): Remove. Replace with diagnostic_prefixing_rule.
334 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
336 * doc/c-tree.texi, doc/contrib.texi, doc/cpp.texi,
337 doc/cppinternals.texi, doc/extend.texi, doc/gcc.texi,
338 doc/gcov.texi, doc/install-old.texi, doc/install.texi,
339 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Replace
340 . at end of sentences preceded by a capital letter with @..
342 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
344 * doc/invoke.texi: Add description of max-gcse-passes param.
346 * gcse.c (gcse_main): Use MAX_GCSE_PASSES instead of MAX_PASSES.
347 (MAX_PASSES): Remove now unneeded macro.
349 * params.h (MAX_GCSE_PASSES): New macro, to get parameter value of
350 max-gcse-passes param.
352 * params.def (PARAM_MAX_GCSE_PASSES): New parameter, controlling
353 maximum number of GCSE passes to run. Defaults to 1 (which is what
354 MAX_PASSES in gcse.c used to be).
356 2001-06-27 Neil Booth <neil@cat.daikokuya.demon.co.uk>
358 * system.h (TARGET_ESC): Move to ...
359 * defaults.h (TARGET_ESC): ... here.
360 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
361 TARGET_VALID_TYPE_ATTRIBUTE): Default to a no-op handler.
362 * tree.c (default_valid_attribute_p): New.
363 (valid_machine_attribute): Handlers can not be NULL.
364 * tree.h (default_valid_attribute_p): New.
365 * doc/tm.texi: Document TARGET_ESC.
366 * cp/decl2.c (import_export_class): Update.
368 2001-06-26 Bruce Korb <bkorb@gnu.org>
370 * gcc/fixinc/fixincl.c(initialize): In very strict ANSI, you cannot
371 use preprocessing directives inside a string literal. Fixed.
373 2001-06-26 Jim Wilson <wilson@redhat.com>
375 * doc/tm.texi (MAX_LONG_DOUBLE_TYPE_SIZE, INTEL_EXTENDED_IEEE_FORMAT):
378 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
380 * doc/cpp.texi, doc/cppinternals.texi, doc/extend.texi,
381 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
382 doc/tm.texi: Use @: where necessary when a full stop does not end
385 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
387 * doc/gcc.texi, doc/install.texi, doc/invoke.texi: Remove trailing
390 2001-06-26 Joseph S. Myers <jsm28@cam.ac.uk>
392 * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi, doc/gcc.texi,
393 doc/install.texi, doc/invoke.texi, doc/objc.texi, doc/rtl.texi,
394 doc/tm.texi: Use two spaces after ends of sentences.
396 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
398 * toplev.c (display_help): Fix param thinko.
399 * Makefile.in: Fix params.h dependencies.
401 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
403 * toplev.c (decode_f_option): Adjust setting.
404 (toplev_main): Call diagnostic_initialize. Remove call to
405 reshape_diagnostic_buffer._
407 * diagnostic.h (struct output_buffer): Add new field format_decoder.
408 (diagnostic_format_decoder): New macro.
409 (diagnostic_prefixing_rule): Likewise.
410 (diagnostic_line_cutoff): Likewise.
411 (set_message_prefixing_rule): Remove.
413 * diagnostic.c (lang_printer): Remove.
414 (diagnostic_message_length_per_line): Likewise.
415 (current_prefixing_rule): Likewise.
416 (initialize_diagnostics): Rename to...
417 (diagnostic_initialize): ...this. Tweak.
418 (default_initialize_buffer): Remove.
419 (reshape_diagnostic_buffer): Likewise.
420 (init_output_buffer): Adjust prefixing rule setting.
421 (output_format): Use format_decoder from the output_buffer.
423 * c-lang.c (c_init): Adjust tree formatter setting.
425 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
427 * config/i386/sol2.h (CPP_SPEC): Pass -P for .S files.
429 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
431 * Makefile.in (TARGET_H, TARGET_DEF_H): New.
432 (c-decl.o, tree.o, c-typeck.o, $(out_object_file)): Update.
433 * c-decl.c (duplicate_decls): Use function pointer.
434 * c-typeck.c (common_type): Similarly.
435 * tree.c (valid_machine_attribute): Similarly.
436 (merge_machine_type_attributes): Rename merge_type_attributes.
437 (merge_machine_decl_attributes): Rename merge_decl_attributes.
438 (merge_dllimport_decl_attributes): New function.
439 * tree.h (merge_machine_type_attributes): Rename merge_type_attributes.
440 (merge_machine_decl_attributes): Rename merge_decl_attributes.
441 (merge_dllimport_decl_attributes): New prototype.
446 * doc/gcc.texi, doc/tm.texi: Update documentation.
448 cp: Make-lang.in: Update dependencies.
449 * spew.c: Include target.h.
450 (duplicate_decls): Call target function.
451 * decl2.c: include target.h
452 (import_export_class): Use existence of target function pointer.
453 * typeck.c: Include target.h.
454 (qualify_type_recursive): Rename variable. Call target function.
455 (type_after_usual_arithmetic_conversions): Similarly.
456 (common_type): Similarly.
458 config: * 1750a/1750a.c, a29k/29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
459 avr/avr.c, c4x/c4x.c, clipper/clipper.c, convex/convex.c,
460 d30v/d30v.c, dsp16xx/dsp16xx.c, elxsi/elxsi.c, fr30/fr30.c,
461 i370/i370.c, i386/i386.c, i860/i860.c, i960/i960.c, ia64/ia64.c,
462 m32r/m32r.c, m68hc11/m68hc11.c, m68k/m68k.c, m88k/m88k.c,
463 mips/mips.c, mn10200/mn10200.c, mn10300/mn10300.c, ns32k/ns32k.c,
464 pa/pa.c, pdp11/pdp11.c, pj/pj.c, romp/romp.c, rs6000/rs6000.c,
465 sh/sh.c, sparc/sparc.c, v850/v850.c, vax/vax.c, we32k/we32k.c)
466 : Include target.h and target-def.h. Define target.
468 * arc/arc-protos.h (arc_valid_machine_decl_attribute): Remove.
469 * arc/arc.c (arc_valid_machine_decl_attribute): Rename
470 arc_valid_decl_attribute, make static.
471 * arc/arc.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
472 * arm/arm-protos.h (arm_valid_machine_decl_attribute,
473 arm_valid_type_attribute_p, arm_pe_valid_machine_decl_attribute,
474 arm_pe_merge_machine_decl_attributes): Remove.
475 * arm/arm.c (arm_valid_machine_decl_attribute_p): Rename
476 arm_valid_decl_attribute_p, make static.
477 (arm_pe_valid_decl_attribute_p): Move from pe.c.
478 * arm/pe.c (arm_pe_valid_machine_decl_attribute_p): Move to arm.c.
479 (arm_pe_merge_machine_decl_attributes): Move to tree.c.
480 * arm/arm.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
481 * arm/coff.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
482 * arm/elf.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
483 * arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): New.
484 (VALID_MACHINE_TYPE_ATTRIBUTE, VALID_MACHINE_DECL_ATTRIBUTE): Remove.
485 * avr/avr-protos.h (valid_machine_type_attribute,
486 valid_machine_decl_attribute): Remove.
487 * avr/avr.c (valid_machine_type_attribute,
488 valid_machine_decl_attribute): Rename and make static.
489 * avr/avr.h (VALID_MACHINE_TYPE_ATTRIBUTE,
490 VALID_MACHINE_DECL_ATTRIBUTE): Remove.
491 * c4x/c4x-protos.h (c4x_valid_type_attribute_p): Remove.
492 * c4x/c4x.c (c4x_valid_type_attribute_p): Make static.
493 * c4x/c4x.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
494 * d30v/d30v.h: Remove obsolete comments.
495 * h8300/h8300-protos.h (h8300_valid_machine_decl_attribute): Remove.
496 * h8300/h8300.c (h8300_valid_machine_decl_attribute): Rename, make
498 * h8300/h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
499 * i386/cygwin.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
500 (i386_pe_merge_decl_attributes, MERGE_MACHINE_DECL_ATTRIBUTES,
501 i386_pe_valid_type_attributes_p): Remove.
502 * i386/i386-protos.h (ix86_valid_decl_attribute_p,
503 ix86_valid_type_attribute_p): Remove.
504 * i386/i386.c (ix86_valid_decl_attribute_p): Remove.
505 (ix86_valid_type_attribute_p): Make static.
506 * i386/i386.h (VALID_MACHINE_DECL_ATTRIBUTE,
507 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
508 * i386/winnt.c (i386_pe_merge_decl_attributes): Move to tree.c.
509 * ia64/ia64-protos.h (ia64_valid_type_attribute): Remove.
510 * ia64/ia64.c (ia64_valid_type_attribute): Make static.
511 * ia64/ia64.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
512 * m32r/m32r-protos.h (m32r_valid_machine_decl_attribute): Remove.
513 * m32r/m32r.c (m32r_valid_decl_attribute): Make static.
514 * m32r/m32r.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
515 * m68hc11/m68hc11-protos.h (m68hc11_valid_decl_attribute_p,
516 m68hc11_valid_type_attribute_p): Remove.
517 * m68hc11/m68hc11.c (m68hc11_valid_decl_attribute_p): Remove.
518 (m68hc11_valid_type_attribute_p): Make static.
519 * m68hc11/m68hc11.h (VALID_MACHINE_DECL_ATTRIBUTE,
520 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
521 * mcore/mcore-protos.h (mcore_valid_machine_decl_attribute,
522 mcore_merge_machine_decl_attribute): Remove.
523 * mcore/mcore.c (mcore_valid_machine_decl_attribute): Rename,
525 (mcore_merge_machine_decl_attributes): Move to tree.c.
526 * mcore/mcore.h (VALID_MACHINE_DECL_ATTRIBUTE,
527 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
528 (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
529 * ns32k/ns32k-protos.h (ns32k_valid_decl_attribute_p,
530 ns32k_valid_type_attribute_p): Remove.
531 * ns32k/ns32k.c (ns32k_valid_decl_attribute_p): Remove.
532 (ns32k_valid_type_attribute_p): Make static.
533 * ns32k/ns32k.h (VALID_MACHINE_DECL_ATTRIBUTE,
534 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
535 * rs6000/rs6000-protos.h (rs6000_valid_decl_attribute_p,
536 rs6000_valid_type_attribute_p): Remove.
537 * rs6000/rs6000.c (rs6000_valid_decl_attribute_p): Remove.
538 (rs6000_valid_type_attribute_p): Make static.
539 * rs6000/rs6000.h (VALID_MACHINE_DECL_ATTRIBUTE,
540 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
541 * sh/sh-protos.h (sh_valid_machine_decl_attribute): Remove.
542 * sh/sh.c (sh_valid_machine_decl_attribute): Rename, make static.
543 * sh/sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
544 * v850/v850-protos.h (v850_valid_machine_decl_attribute): Remove.
545 * v850/v850.c (v850_valid_machine_decl_attribute): Rename, make static.
546 * v850/v850.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
548 2001-06-26 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
550 * glimits.h (USHRT_MAX): Use unsigned suffix if int can not hold
553 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
555 * diagnostic.h (struct diagnostic_context): Add new field.
556 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
558 (global_dc): Declare.
559 * diagnostic.c (global_diagnostic_context): New variable.
560 (global_output_buffer): Remove.
562 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
564 (initialize_diagnostics): Adjust initialization.
565 (set_diagnostic_context): Adjust setting.
567 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
569 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
570 UNALIGNED_SHORT_ASM_OP): Define.
571 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
572 UNALIGNED_SHORT_ASM_OP): Undef.
574 Tue Jun 26 12:40:12 CEST 2001 Jan Hubicka <jh@suse.cz>
576 * i386.md (float_truncate splitter, and to mov splitters): Add
577 reload_completed; fix operand predicate.
579 * haifa-sched.c (sched_init): Do not split insns.
580 * toplev.c (rest_of_compilation): Call split_all_insns before
581 sched1 pass; simplify condition of post-reload splitter;
582 call split_all_insn before sched2 pass.
584 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
586 * diagnostic.h (diagnostic_prefixing_rule_t): New enum type.
587 (set_message_prefixing_rule): Adjust prototype.
588 * diagnostic.c (current_prefixing_rule): Adjust type.
590 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
592 * defaults.h: Default escape sequences to ASCII.
593 * config/i370/i370.h: Adjust for ASCII default.
594 * config/1750a/1750a.h: Remove escape sequence definitions.
595 * config/a29k/a29k.h: Similarly.
596 * config/alpha/alpha.h: Similarly.
597 * config/arc/arc.h: Similarly.
598 * config/arm/arm.h: Similarly.
599 * config/avr/avr.h: Similarly.
600 * config/c4x/c4x.h: Similarly.
601 * config/clipper/clipper.h: Similarly.
602 * config/convex/convex.h: Similarly.
603 * config/d30v/d30v.h: Similarly.
604 * config/dsp16xx/dsp16xx.h: Similarly.
605 * config/elxsi/elxsi.h: Similarly.
606 * config/fr30/fr30.h: Similarly.
607 * config/h8300/h8300.h: Similarly.
608 * config/i386/i386.h: Similarly.
609 * config/i860/i860.h: Similarly.
610 * config/i960/i960.h: Similarly.
611 * config/ia64/ia64.h: Similarly.
612 * config/m32r/m32r.h: Similarly.
613 * config/m68hc11/m68hc11.h: Similarly.
614 * config/m68k/m68k.h: Similarly.
615 * config/m88k/m88k.h: Similarly.
616 * config/mcore/mcore.h: Similarly.
617 * config/mips/mips.h: Similarly.
618 * config/mn10200/mn10200.h: Similarly.
619 * config/mn10300/mn10300.h: Similarly.
620 * config/ns32k/ns32k.h: Similarly.
621 * config/pa/pa.h: Similarly.
622 * config/pdp11/pdp11.h: Similarly.
623 * config/pj/pj.h: Similarly.
624 * config/romp/romp.h: Similarly.
625 * config/rs6000/rs6000.h: Similarly.
626 * config/sh/sh.h: Similarly.
627 * config/sparc/sparc.h: Similarly.
628 * config/v850/v850.h: Similarly.
629 * config/vax/vax.h: Similarly.
630 * config/we32k/we32k.h: Similarly.
631 * doc/tm.texi: Update documentation.
633 2001-06-26 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
635 * diagnostic.c (digit_buffer): Remove as global. Move to...
636 * diagnostic.h (struct output_buffer): ... here.
637 * diagnostic.c (output_formatted_integer): Adjust use of digit_buffer.
639 2001-06-25 Steve Ellcey <sje@cup.hp.com>
641 * config.gcc (ia64*-*-hpux*): Add ia64/hpux_longdouble.h to tm_file.
642 Define tmake_file to include ia64/t-hpux.
643 * real.c (INTEL_EXTENDED_IEEE_FORMAT): Test for value instead of
644 testing to see if it is defined.
645 * real.h (INTEL_EXTENDED_IEEE_FORMAT): Likewise. Default to 0 if
647 * config/ia64/hpux_longdouble.h: New.
648 * config/ia64/ia64.c (hfa_element_mode): Add comment about incorrect
649 handling of long doubles.
650 (ia64_function_arg, ia64_function_value): Add checks for TFmode
651 and INTEL_EXTENDED_IEEE_FORMAT.
652 * config/ia64/ia64.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
653 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, LIBCALL_VALUE): Add checks for
654 TFmode and INTEL_EXTENDED_IEEE_FORMAT.
655 * config/ia64/ia64.md (all TFmode patterns): Test
656 INTEL_EXTENDED_IEEE_FORMAT in condition.
657 (floatdidf2, floatdisf2): New, for !INTEL_EXTENDED_IEEE_FORMAT.
658 * config/ia64/quadlib.c: New.
659 * config/ia64/t-hpux: New.
660 * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
662 2001-06-25 Jim Wilson <wilson@redhat.com>
664 * config/i960/t-960bare (i960-c.o): Add missing header dependencies.
665 * config/i960/t-vxworks960: Likewise.
667 2001-06-25 Dale Johannesen <dalej@apple.com>
669 * bitmap.c (bitmap_last_bit_set): Fix a non-c89 usage (null actual
672 Mon Jun 25 11:10:51 CEST 2001 Jan Hubicka <jh@suse.cz>
674 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Fix constraints.
676 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
678 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
679 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
680 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
681 the use of "GCC" and related terms.
682 * doc/gcc.1, doc/gcov.1: Regenerate.
684 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
686 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
687 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
690 Sun Jun 24 21:21:49 CEST 2001 Jan Hubicka <jh@suse.cz>
692 * (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
694 2001-06-24 Richard Henderson <rth@redhat.com>
696 * builtins.c (expand_builtin_expect_jump): Disable if the
697 expression can't be re-evaluated.
699 2001-06-24 Nick Clifton <nickc@cambridge.redhat.com>
701 * config/arm/arm.c (arm_compute_save_reg_mask): For FIQ interrupt
702 handlers examine register r0-r7, for other interrupt handlers
703 examine r0-r12. If the interrupt handler is not a leaf function
704 save all call clobbered registers.
705 (arm_output_epilogue): If the prologue has pushed the IP register,
707 (Arm_expand_prologue): For interrupt functions that need the frame
708 pointer, push the IP register before it is corrupted.
710 * config/arm/arm.h (ARM_SIGN_EXTEND): Fix compile time warnings
711 about the use of signed and unsigned quantities in a conditional.
713 2001-06-23 Richard Henderson <rth@redhat.com>
715 * config/alpha/crtfastmath.c: New file.
716 * config/alpha/t-crtfm: New file.
717 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
718 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
719 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
720 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
721 do not set extra_parts here.
723 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
725 * doc/install-old.texi: Remove more documentation of configure
727 * doc/install.texi: Add it here.
729 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
731 * i386-protos.h (emit_i387_cw_initialization): Declare.
732 * i386.md (movsi_insv_1): Remove '*'.
733 (fix_trunc?f?i2): Revamp to use control word parameters.
734 (fix_trunc?i_1): Likewise; update splitters.
735 (fix splitter): Remove.
736 * i386.c (MAX_386_STACK_LOCALS): set to 3.
737 (emit_i387_cw_initialization): New function.
738 (output_fix_trunc): Do not initialize control word;
739 kill dead code; simplify.
741 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
743 * cppmacro.c (make_string_token): Avoid warning.
744 (cpp_macro_definition): Prepend the macro name. Update
746 * cppmain.c (cb_define, dump_macro): Update for changes
747 to cpp_macro_definition.
749 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
751 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
753 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
755 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
756 try_pre_increment_1): compute REG_FREQ using bb->frequency.
758 * regclass.c (loop_cost): Kill.
759 (frequency): New global variable.
760 (record_operand_costs): Replace loop_cost by frequency.
761 (scan_one_insn): Likewise.
762 (regclass): Likewise; set frequency according to bb->frequency.
764 * flow.c (split_edge): Set frequency.
766 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
768 * predict.c (block_info_def): Add nvisited.
769 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
772 * flow.c (dump_edge_info): Dump the probability of edge.
773 (combine_predictions_for_insn): Dump the basic block.
775 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
777 * doc/gcc.texi: Update documentation of source files of C
780 2001-06-22 Richard Henderson <rth@redhat.com>
782 * doc/invoke.texi (-funsafe-math-optimizations): Document its
783 possible effects at link time.
785 2001-06-22 Diego Novillo <dnovillo@redhat.com>
787 * basic-block.h (dump_edge_info): Declare.
788 (clear_edges): Declare.
789 (mark_critical_edges): Declare.
790 * flow.c (dump_edge_info): Remove static declaration.
791 (clear_edges): Ditto.
792 (mark_critical_edges): Ditto.
793 (free_basic_block_vars): Only clear edges and free basic block
794 array if basic_block_info is not NULL.
795 * ssa.c (compute_dominance_frontiers): Remove static declaration.
796 * ssa.h (compute_dominance_frontiers): Declare.
798 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
800 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
801 instead of const1_rtx for true case.
803 2001-06-22 David Mosberger <davidm@hpl.hp.com>
805 * config/ia64/crtfastmath.c: New file.
806 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
807 * config/ia64/linux.h (ENDFILE_SPEC): New.
809 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
811 * config/h8300/h8300.c (asm_file_start): Remove reference to
814 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
816 * c-common.c (verify_tree): Check for x being NULL.
817 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
821 2001-06-22 DJ Delorie <dj@redhat.com>
823 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
824 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
825 (arm_return_addr): Use get_hard_reg_initial_val et al.
826 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
827 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
828 (d30v_return_addr): Use get_hard_reg_initial_val et al.
829 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
830 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
832 (rs6000_mark_machine_status): Remove.
833 (rs6000_return_addr): Use get_hard_reg_initial_val.
834 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
835 * config/v850/v850.h (INIT_EXPANDERS): Delete.
836 * config/v850/v850.c (struct machine_function): Delete.
837 (v850_init_machine_status): Delete.
838 (v850_mark_machine_status): Delete.
839 (v850_free_machine_status): Delete.
840 (v850_return_addr): Use get_hard_reg_initial_val.
841 (v850_init_expanders): Delete.
843 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
845 * predict.c (estimate_bb_frequencies): Do not handle conditional
846 jumps jumping to fallthru basic block as conditional jumps.
848 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
850 * regs.h (struct reg_info_def): Add freq field.
851 (REG_N_REFS): Update comment.
853 * regclass.c (scan_one_insn): Update REG_FREQ.
854 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
855 (attempt_auto_inc): Likewise.
856 (mark_used_reg): Likewise.
857 (try_pre_increment_1): Likewise.
858 * local-alloc.c (struct qty): Add freq field.
859 (alloc_qty): Set freq.
860 (update_equiv_regs): Set REG_FREQ.
861 (QTY_CMP_PRI): Use freq.
862 (combine_regs): Update qty->freq.
863 * global.c (struct allocno): Update comment for n_refs;
865 (local_reg_freq): New array.
866 (global_alloc): Update freq field;
867 allocate and initialize local_reg_freq.
868 (allocno_compare): Use freq field.
869 (find_reg): Likewise.
870 * reload1.c (count_pseudo): Use freq isntead of n_refs.
871 (count_spilled_pseudo): Likewise.
873 * tm.texi (GCOV_TYPE_SIZE): Document.
874 * basic-block.h (gcov_type): Define.
875 (struct edge_def): Use gcov_type for count field.
876 (struct basic_block_def): Likewise.
877 * defaults.h (GCOV_TYPE_SIZE): Define.
878 * final.c (end_final): Use GCOV_TYPE_SIZE.
879 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
880 using HOST_WIDEST_INT_PRINT_DEC.
881 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
882 __write_gcov_type): New.
883 (store_long): Remove.
884 * gcov.c (gcov_type): Set default.
885 (struct adj_list): Use gcov_type for arc_count.
886 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
887 (create_program_flow_graph): Read arc_count properly.
888 (solve_program_flow_graph): 'total' is gcov_type.
889 (output_data): Line_counts is gcov_type, print it properly.
890 * libgcc2.c (struct bb): Counts is gcov_type.
891 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
892 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
893 (GCOV_TYPE_SIZE): Define.
894 (struct bb_info): succ_count and pred_count is gcov_type.
895 (compute_branch_probabilities): Use __read_gcov_type,
896 print read edges to the dump file.
897 (total): Is gcov_type.
898 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
900 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
902 * optabs.c (emit_libcall_block): When using non-call exceptions,
903 don't mark libcalls never throwing.
905 2001-06-21 Stan Shebs <shebs@apple.com>
907 * objc/objc-act.c (hash_init): Use xcalloc.
909 2001-06-21 Richard Henderson <rth@redhat.com>
911 * flow.c (entry_exit_blocks): Initialize frequency.
912 (split_block): Copy it.
913 (dump_flow_info): Dump it.
915 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
917 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
918 from machine-depedent_reorg for purposes of alignment supression
919 when no delay slot insn has been added.
921 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
923 * cppmacro.c (make_string_token): Null terminate.
925 2001-06-21 DJ Delorie <dj@redhat.com>
927 * config/alpha/alpha.h (struct machine_function): Remove.
928 * config/alpha/alpha.c (integrate.h): Include.
929 (override_options): Don't set up machine_status hooks.
930 (alpha_init_machine_status): Remove.
931 (alpha_mark_machine_status): Remove.
932 (alpha_free_machine_status): Remove.
933 (alpha_return_addr): Use get_hard_reg_initial_val.
934 (alpha_gp_save_rtx): Likewise.
935 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
937 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
939 * config/sh/sh.md (interrupt_function): Use
940 current_function_interrupt.
941 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
942 an interrupt function.
944 * config/sh/sh.h (current_function_interrupt): Define extern.
946 * config/sh/sh.c (current_function_interrupt): New global.
947 (sh_expand_prologue): Set current_function_interrupt.
949 2001-06-21 Phil Edwards <pme@sources.redhat.com>
951 * doc/install.texi: Add 'c' to list of --enable-languages choices.
953 2001-06-21 DJ Delorie <dj@redhat.com>
955 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
957 * integrate.c (ggc.h): Include.
958 (initial_value_pair, initial_value_struct,
959 setup_initial_hard_reg_value_integration): Add prototypes.
960 (expand_inline_function): Call
961 setup_initial_hard_reg_value_integration.
962 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
963 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
964 to keep track of values present at the start of a function.
965 (mark_hard_reg_initial_vals): New, for gc.
966 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
967 mappings for initial values.
968 (emit_initial_value_sets): New. Emits code to set initial value
970 * integrate.h: Add prototypes for new functions.
971 * function.h (struct function): Add hard_reg_initial_vals field.
972 * function.c (integrate.h): Include.
973 (mark_function_status): Call
974 mark_hard_reg_initial_vals.
975 * toplev.c (integrate.h): Include.
976 (rest_of_compilation): Call emit_initial_value_sets.
978 2001-06-21 Stan Shebs <shebs@apple.com>
980 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
981 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
982 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
983 everywhere instead of "Objective C".
985 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
987 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
988 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
989 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
990 "back end" as nouns and "front-end" and "back-end" as adjectives.
992 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
994 * predict.c (estimate_probability): Fix loop bounds.
996 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
998 * toplev.c (rest_of_compilation): Run mark_constant_function
1001 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
1003 * predict.c (estimate_loops_at_level, propagate_freq
1004 estimate_bb_frequencies, count_to_freqs): New functions.
1005 (estimate_probability): Call estimate_bb_frequencies.
1006 * basic-block.h (basic_block_def): Add field "freq".
1007 (BB_FREQ_MAX): New constant.
1009 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
1011 * sh.c (barrier_align): Don't ask for alignment when seeing a
1012 branch-around-a-jump from machine_dependent_reorg.
1014 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
1016 * ssa.c (rename_block): Update parameter to remove_phi_alternative
1017 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
1018 re-running life analysis.
1020 2001-06-20 Stan Shebs <shebs@apple.com>
1022 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
1023 also use memset to clear the hash tables.
1024 (hash_enter): Assume xmalloc always succeeds.
1025 (hash_add_attr): Ditto.
1026 (continue_class): Ditto.
1028 2001-06-20 Michael Meissner <meissner@redhat.com>
1030 * builtins.c (predict.h): Include.
1031 (expand_builtin_expect): Update comment.
1032 (expand_builtin_expect_jump): New function to expand
1033 __builtin_expect inside of a conditional jump expansion.
1035 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
1036 __builtin_expect (<test>, 1).
1038 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
1040 * rtl.h (expand_builtin_expect_jump): Add prototype.
1042 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
1044 * doc/rtl.texi (Machine Modes): Correct description of
1045 floating-point modes on machines with non-8-bit bytes.
1047 2001-06-19 Bernd Schmidt <bernds@redhat.com>
1049 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
1050 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
1053 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
1055 * ssa.c (remove_phi_alternative): Remove declaration. No longer
1056 static. Second argument is a pointer to a basic block structure,
1057 not a basic block index.
1058 (convert_to_ssa): Do not remove dead code.
1059 (convert_from_ssa): Do not remove dead code to create death notes.
1060 * ssa.h (remove_phi_alternative): Declare.
1062 * flow.c (delete_unreachable_blocks): Fix patch error in
1063 previous change (call to find_unreachable_blocks was lost).
1065 * ssa.c (ssa_uses): Remove definition.
1066 (apply_delayed_renames): Don't grow ssa_uses.
1067 (rename_block): Remove comment related to ssa_uses.
1068 (rename_registers): Do not initialize ssa_uses.
1069 (convert_from_ssa): Do not free ssa_uses.
1071 * ssa-dce.c: Renamed from dce.c.
1072 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
1073 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
1076 2001-06-19 Eric Christopher <echristo@redhat.com>
1078 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
1079 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
1080 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
1082 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
1084 * sh.c (output_branch): Delete bogus code.
1086 * sh.c (initial_elimination_offset):
1087 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
1089 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
1091 * flow.c (find_unreachable_blocks): New function.
1092 (delete_unreachable_blocks): Use find_unreachable_blocks.
1093 * basic-block.h (find_unreachable_blocks): Declare.
1095 * dce.c (eliminate_dead_code): Fix formatting glitch.
1097 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
1099 * c-common.h (RETURN_NULLIFIED_P): New macro.
1100 * c-semantics.c (genrtl_return_stmt): Check it.
1102 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
1103 (emit_block_move): Likewise.
1105 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
1107 * unroll.c: Include predict.h.
1108 (unroll_loop): Drop prediction notes on preconditioning.
1109 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
1110 New; add comments on the others.
1111 * Makefile.in: (unroll.o): Add dependancy on predict.h.
1112 * loop.c (strength_reduce): Fix branch prediction.
1114 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1116 * stmt.c (emit_case_nodes): Optimize test whether index is in given
1119 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1121 * predict.c (estimate_probability): Do not bail out early
1122 when note is present.
1123 (combine_predictions_for_insn): Fix note removal code.
1125 2001-06-18 Ben Elliston <bje@redhat.com>
1127 * except.c (resolve_fixup_regions): Initialise "cleanup".
1129 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
1131 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
1133 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1135 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
1136 use put_var_into_stack.
1138 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1140 * gccspec.c (lang_specific_driver): If compiling ObjC, add
1141 -shared-libgcc when necessary.
1142 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
1144 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
1146 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
1147 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
1148 bitmap_last_set_bit. All for compatibility with sbitmap's.
1150 *bitmap.c (bitmap_zero): New function.
1151 (bitmap_union_of_diffs): New function.
1152 (bitmap_first_set_bit): New function.
1153 (bitmap_last_set_bit): New function.
1155 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
1157 * cpp.texi, invoke.texi: Update.
1158 * cpp.1, gcc.1: Regenerate.
1160 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
1162 * i386.md (minsf): Fix splitter. (PR fortran/3191)
1164 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
1166 * doc/cpp.texi: Update.
1167 * doc/cpp.1: Regenerate.
1169 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
1171 * doc/install.texi: Use correct markup hints.
1173 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1175 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
1177 * explow.c (expr_size): If DECL and size specified, use it.
1179 2001-06-15 Zack Weinberg <zackw@stanford.edu>
1181 * doc/cpp.texi: Formatting corrections.
1182 Correct buggy example of use of __GNUC__ etc.
1183 Clarify $ in identifiers.
1184 * doc/cpp.1: Regenerate.
1186 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
1188 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
1190 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1192 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
1194 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
1195 Added Tru64 UNIX V5.1 bootstrap hints.
1196 (Specific, alpha*-*-osf*): Removed old section, obsolete.
1198 2001-06-15 Andreas Jaeger <aj@suse.de>
1200 * doc/install.texi (Specific): Mention that glibc cannot be
1201 compiled with GCC 3.0.
1203 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
1205 * combine.c (nonzero_bits): Don't optimize away division by
1208 2001-06-15 Zack Weinberg <zackw@stanford.edu>
1210 * doc/cpp.texi: Revised and brought up to date.
1211 * doc/cpp.1: Regenerate.
1213 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
1215 * doc/install.texi: Update --enable-threads to match reality.
1217 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1219 * doc/install.texi: Update for C4x.
1220 * README.C4X: Remove.
1222 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1224 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1225 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1226 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
1227 Consistently use "built-in" and "bit-field". Minor logical markup
1229 * doc/gcc.1: Regenerate.
1231 2001-06-14 Richard Henderson <rth@redhat.com>
1233 * config/mips/mips.md (exception_receiver): New.
1235 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
1237 * doc/gcc.texi: Update passes documentation to be more in tune
1240 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
1242 * i386.c (ix86_expand_prologue): Fix merging conflict.
1244 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1246 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1247 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
1248 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
1249 logical markup. Use TeX quotes and dashes. Use @dots{} and
1250 @minus{}. Avoid spaces inside @var. Update last modification
1252 * doc/gcc.1, doc/gcov.1: Regenerate.
1254 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
1256 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
1257 x86_epilogue_using_move): New global variables.
1258 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
1259 (ix86_emit_save_regs_using_mov): New static function.
1260 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
1261 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
1262 MASK_MIX_SSE_I387): Renumber.
1263 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
1264 (x86_accumulate_outgoing_args, x86_prologue_using_move,
1265 x86_epilogue_using_move): Declare.
1266 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
1268 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
1270 * inclhack.def (hpux10_cpp_pow_inline): New hack.
1272 2001-06-13 Richard Henderson <rth@redhat.com>
1274 * ifcvt.c (dead_or_predicable): Fix return value last patch.
1276 2001-06-13 Mark Mitchell <mark@codesourcery.com>
1280 2001-06-13 Richard Henderson <rth@redhat.com>
1282 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
1283 (cond_exec_process_if_block, dead_or_predicable): Likewise.
1285 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1287 * mips-tfile.c (copy_object): Always pass indexNil for symbol
1290 2001-06-13 Kazu Hirata <kazu@hxi.com>
1292 * config/h8300/h8300.h (OK_FOR_T): Remove.
1293 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
1294 * config/h8300/h8300.md: Remove alternatives involving inc and dec
1295 in the helper patterns for addhi3 and addsi3.
1297 2001-06-13 Phil Edwards <pme@sources.redhat.com>
1299 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
1301 2001-06-13 Zack Weinberg <zackw@stanford.edu>
1303 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
1304 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
1306 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
1307 config/alpha/t-osf4, config/mips/t-iris6: Extract all
1308 references to @shlib_map_file@, @shlib_objs@, or
1309 @shlib_base_name@ to Makefile variables.
1310 Bump soname version of libgcc to 1.
1312 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1314 * doc/install.texi: Use more logical markup. Include @node
1315 commands in the source when generating any non-HTML.
1317 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1319 * README: Remove. Some of the contents moved to ../README.
1321 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1323 * doc/install.texi (--enable-shared): List package names
1326 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1328 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
1329 (*-*-solaris*): Document problem in /bin/sh that affects
1330 configuring libraries.
1331 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
1332 (*-sun-solaris2.8): Document linker problem that explains why
1333 libjava is disabled by default.
1335 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1338 * toplev.c (rest_of_compilation): Remove dead code before
1341 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1344 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1345 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1346 * configure: Rebuilt.
1348 2001-06-12 Jim Wilson <wilson@redhat.com>
1350 * loop.c (strength_reduce): Move bl->all_reduced set before
1351 check_ext_dependant_givs call.
1352 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
1354 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1356 * doc/extend.texi (Function Attributes): Document SH's sp_switch
1359 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1361 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
1364 2001-06-12 Richard Henderson <rth@redhat.com>
1366 * config/i386/i386.c (ix86_expand_prologue): Always use
1367 gen_pro_epilogue_adjust_stack; update arguments.
1368 (ix86_expand_epilogue): Likewise.
1369 (ix86_emit_epilogue_esp_adjustment): Remove.
1370 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
1371 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
1372 clobber of scratch memory instead of a modification of EBP as the
1373 barrier. Update all peepholes to match.
1375 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1377 * doc/gcc.texi: Change the font used for @def... commands to a
1379 * doc/extend.texi: Use more logical markup. Use "built-in"
1380 instead of "builtin". Use @deftypefn to mark up built-in
1381 functions; specify their types in the @deftypefn and not in the
1382 descriptive text. Use TeX quotes and dashes. Add more index
1385 2001-06-12 lars brinkhoff <lars@nocrew.org>
1387 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
1388 (DIR_SEPARATOR_2): Likewise.
1390 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1392 * doc/install.texi (--exec-prefix, --bindir, --libdir,
1393 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
1395 (--enable-cpp): Change to document --disable-cpp instead; update
1396 to reflect current default.
1397 (--without-fast-fixincludes): Remove documentation.
1398 (Final install): Document installation directories in more
1399 detail. Document use of make dvi.
1401 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1403 * recog.c (validate_replace_rtx_1): Fix previous patch.
1405 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1407 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
1409 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1411 * simplify-rtx.c (simplify_subreg): Allow volatile memory
1412 to be subregged in case we don't have move instruction.
1414 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1416 * loop.c: Include predict.h
1417 (strength_reduce): Drop branch prediction note in case
1418 number of iterations is known.
1419 * predict.def (PRED_LOOP_ITERATIONS): new.
1420 * Makefile.in (loop.o): Add dependancy on predict.h
1422 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1424 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
1426 * c-typeck.c (c_start_case): Likewise.
1428 2001-06-12 Mark Mitchell <mark@codesourcery.com>
1430 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
1431 in a structure at a variable address.
1433 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1435 * doc/gcov.texi: Use more logical markup.
1437 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1439 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
1440 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
1441 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
1444 2001-06-11 Stan Shebs <shebs@apple.com>
1446 * config/darwin.h (ASM_FILE_END): Remove decl of language_string.
1448 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1450 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
1451 as an early clobber to make sure it is not used by reload in
1452 one of the operands.
1454 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1456 * doc/c-tree.texi: Update information about flag_honor_std.
1457 * doc/install.texi: Note that binutils is required on HPUX 11.
1458 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
1461 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
1462 variable-sized types.
1464 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1466 * doc/md.texi: Use TeX dashes and quotes.
1468 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1470 * doc/rtl.texi: Reference manual chapter about trees.
1472 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1474 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
1475 (WINT_TYPE): Override.
1476 (WINT_TYPE_SIZE): Likewise.
1477 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
1479 * config/sparc/sol2.h (WINT_TYPE): Define.
1480 (WINT_TYPE_SIZE): Likewise.
1482 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
1483 (WINT_TYPE): Override.
1484 (WINT_TYPE_SIZE): Likewise.
1485 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
1486 (CPP_ARCH64_SPEC): Likewise.
1488 2001-06-11 Richard Henderson <rth@redhat.com>
1490 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
1491 with alias attribute.
1493 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
1494 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
1496 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1498 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
1500 2001-06-11 Stan Shebs <shebs@apple.com>
1502 * config/darwin.c (darwin_encode_section_info): Rewrite to simplify
1503 and fix coding mistakes.
1505 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
1507 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
1508 return string from m32r_output_block_move.
1509 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
1511 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
1513 (ROUND_ADVANCE): Remove signed/unsigned conflict.
1514 * config/m32r/m32r.c: Declare prototypes for static functions.
1515 (move_src_operand): Replace INT32_P with UINT32_P.
1516 (function_arg_partial_nregs): Fixed signed/unsigned conflict
1517 in initialisation of 'size'.
1518 (m32r_sched_reord): Remove redundant declarations of 'code'.
1519 (m32r_output_block_move): Change to a void function.
1520 (m32r_encode_section_info): Cast return of
1521 TREE_STRING_POINTER to avoid compile time warning.
1523 2001-06-11 Richard Henderson <rth@redhat.com>
1525 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
1526 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
1527 (struct machine_function): Add gp_save_rtx.
1528 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
1529 (alpha_gp_save_rtx): New.
1530 * config/alpha/alpha-protos.h: Declare it.
1531 * config/alpha/alpha.md (exception_receiver): Make an expander.
1532 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
1534 2001-06-11 Richard Henderson <rth@redhat.com>
1536 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
1538 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1540 * configure.in: Align --help messages.
1541 Remove trailing full stops.
1542 Consistently use lower case.
1543 Fix DWARF 2 spelling.
1544 * configure: Rebuilt.
1546 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1548 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
1549 variants for .cpp/.cp/.c++ files.
1550 Move definition of __LANGUAGE_C_PLUS_PLUS ...
1551 (CPLUSPLUS_CPP_SPEC): ... here.
1553 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1555 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
1557 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1559 * c-decl.c (store_parm_decls): When comparing types in an
1560 old-style function declaration with those from a previous
1561 prototype, compare the unqualified versions of parameter types.
1564 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1566 * doc/objc.texi: Use more logical markup. Use TeX dashes.
1568 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1570 * doc/c-tree.texi: Use more logical markup.
1572 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1574 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
1576 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
1578 * loop.c (scan_loop): Do not combine asm statements.
1580 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1582 * simplify-rtx.c (simplify_subreg): Fix offset calculation
1583 for complex values within a CONCAT.
1585 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1587 * doc/install.texi: Update details of what components are included
1588 in the GCC distribution. Update default directory for g++
1589 includes. Update documentation relating to old libio. Adjust
1590 documentation on DejaGnu environment variables. Remove
1591 documentation of --enable-cpplib.
1593 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1595 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
1598 2001-06-10 Richard Henderson <rth@redhat.com>
1600 * ifcvt.c (life_data_ok): New.
1601 (merge_if_block): Use it to determine whether to update
1603 (if_convert): Set it.
1605 2001-06-10 Richard Henderson <rth@redhat.com>
1607 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
1609 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
1611 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
1612 (SH Options): Document -mieee.
1613 * doc/install.texi (Final install): Remove obsolete information
1614 about installing cross compilers.
1615 * doc/gcc.1: Rebuilt.
1617 2001-06-10 Richard Henderson <rth@redhat.com>
1619 * config/alpha/alpha.c (override_options): Set align_loops,
1620 align_jumps, and align_functions.
1621 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
1622 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
1624 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1626 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
1627 are one and two words in size.
1629 2001-06-10 Richard Henderson <rth@redhat.com>
1631 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
1632 (Code Generation Options): Document -fnon-call-exceptions.
1634 2001-06-10 Mark Kettenis <kettenis@gnu.org>
1636 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
1638 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1640 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
1642 2001-06-10 Mark Mitchell <mark@codesourcery.com>
1643 Gabriel Dos Reis <gdr@codesourcery.com>
1645 * Makefile.in (c-parse.o): Depend on diagnostic.h
1646 (dwarf2out.o): Likewise.
1648 * dwarf2out.c: #include diagnostic.h
1650 * toplev.h (warningcount, errorcount, sorrycount): Remove
1653 * toplev.c (warningcount, errorcount, sorrycount): Remove
1656 * diagnostic.h (struct output_buffer): Reorder fields.
1657 (diagnostic_kind_count): New macro.
1658 (errorcount, warningcount, sorrycount): Define as macros.
1659 (diagnostic_report_warnings_p): New macro.
1660 (output_state): Add diagnostic_count field.
1662 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
1663 Remove tentative declaration.
1664 (count_error): Use diagnostic_report_warnings_p.
1666 * c-parse.in: #include diagnostic.h
1668 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1670 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
1671 prefer a memory for operand 1.
1672 ("*addsi3"): Fix constraints, the '!' was too strong.
1673 ("*addsi3_split"): Accept soft register and split accordingly.
1675 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1677 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1678 Move definition in the RTX_CODE section.
1680 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1682 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
1683 address as relative to the argument pointer.
1685 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1687 * predict.def (PRED_OPCODE): Place before call and error_return.
1689 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1691 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
1692 * predict.c (estimate_probability): Calculate dominance
1693 information; improve detection of NORETURN heuristics;
1694 add call/error_return heuiristics; tweak comparison heuristics
1697 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1699 * doc/invoke.texi (C Dialect Options): Document -aux-info.
1700 (Debugging Options): Document -print-multi-directory and
1702 * doc/gcc.1: Rebuilt.
1704 * toplev.c (independent_decode_option): Require `=' between
1705 `-aux-info' and filename in the same argument.
1706 * gcc.c: Don't pass -aux-info=filename twice.
1708 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1710 * expr.c (expand_expr, case ARRAY_REF): Do not replace
1711 an array element with the known initializing value if it has
1714 * toplev.c (rest_of_compilation): Remove dead code before
1717 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1719 * cppinit.c (print_help): Document -fpreprocessed.
1720 * invoke.texi: Similarly.
1722 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1724 * predict.def: New file.
1725 * predict.h: New file.
1726 * predict.c: Include predict.h.
1727 (predictor_info): New structure and array.
1728 (predict_edge, predict_insn): Rewrite; make global.
1729 (predict_edge_def, predict_insn_def): New global functions.
1730 (dump_prediction, combine_predictions_for_insns): New
1732 (estimate_probability): Change calls to predict_edge
1733 to predict_edge_def and calls to predict_insn to predict_insn_def;
1734 combine probabilities.
1735 (expected_value_to_br_prob): Behave as predictor.
1736 * rtl.h (REG_BR_PRED): Update coment.
1737 (invert_br_probabilities): New.
1738 * jump.c: Include predict.h
1739 (duplicate_loop_exit_test): Drop branch prediction notes.
1740 (invert_jump): Use invert_br_probabilities.
1741 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1742 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1743 * combine.c (distribute_notes): Handle BR_PRED.
1745 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1747 * predict.c (predict_insn, predict_edge): New static functions.
1748 (estimate_probability): Revamp to use new functions;
1749 fix loop header heruistics; add loop exist heruistics
1751 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1753 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1755 2001-06-09 Peter Jakubek <pjak@snafu.de>
1757 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1759 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1761 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1762 for integer operations that don't update C bit.
1764 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1766 * gthr-posix.h (__gthread_objc_init_thread_system): If
1767 pthread_key_create fails, it's not clear what the return value is.
1768 This obvious fix makes sure it always returns -1 if a problem
1771 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1773 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1774 more index entries. Use more logical markup where appropriate.
1775 Use TeX quotes and dashes.
1777 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1779 * unwind-pe.h: Conditionally qualify references to abort with
1782 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1784 * doc/invoke.texi: Remove superfluous text.
1786 2001-06-08 Richard Henderson <rth@redhat.com>
1788 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1789 (LIB_SPEC): Mirror config/linux.h version.
1791 2001-06-08 Richard Henderson <rth@redhat.com>
1793 * except.c (get_exception_pointer, get_exception_filter): Take a
1794 struct function. Update all callers.
1795 * except.h (get_exception_pointer): Update declaration.
1796 * expr.c (expand_expr): Update get_exception_pointer call.
1797 * integrate.c (expand_inline_function): Remap the exception pointer
1798 from callee to caller.
1800 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1802 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1803 accurately reflect its cv-qualification.
1804 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1805 cv-qualifiers on function types.
1807 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1809 * basic-block.h: Improve comments.
1810 * except.c (expand_eh_region_end_allowed): Remove redundant call
1811 to do_pending_stack_adjust.
1812 * flow.c (life_analysis): Fix typo in comment.
1813 (calculate_global_regs_live): Add documentation.
1814 (mark_set_1): Likewise.
1815 (debug_regset): Likewise.
1816 * doc/rtl.texi (cond_exec): Document it.
1818 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1820 * i386.h (CONST_COSTS): set cost of constants representable in
1821 immediate fields to 0.
1823 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1825 * function.c (diddle_return_value): Kill code to determine
1826 return value before expand_function_end.
1827 (expand_function_end): Delay call to clobber_return_register
1828 after fucntion return value is computed.
1830 Re-install temporary reverted patch:
1831 * toplev.c (rest_of_compilation): Call split_all_insns
1832 before reg-stack and shorten-branches. Do shorten-branches
1834 * final.c (shorten_branches): Remove insn splitting code.
1836 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1838 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1839 options. Use @opindex to index them rather than other indexing
1840 commands. Use @var{...} instead of <...>. Avoid spaces in names
1841 inside @var. Don't use @kindex to index escape sequences in
1844 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1846 * stmt.c (current_nesting_level): New fn.
1847 * tree.h: Declare it.
1848 * c-semantics.c (genrtl_compound_stmt): Use it.
1850 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1852 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1854 * jump.c (mark_modified_reg): Allow jump threading if condition
1855 codes are represented by a hard register.
1857 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1859 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1860 for complex floats passed to unprototyped functions.
1862 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1864 * except.c (expand_eh_region_end_allowed): Call
1865 do_pending_stack_adjust as necessary.
1867 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1869 * function.c (clobber_return_register): Clobber the pseudo return
1872 * sibcall.c (skip_unreturned_value): New function.
1873 (call_ends_block_p): Use it.
1875 * recog.c (split_insn): Break out from ...
1876 (split_all_insns): ... here; do not use basic block information
1879 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1881 * simplify-rtx.c (simplify_subreg): Fix verification of
1884 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1886 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1887 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1888 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1889 (CPLUSPLUS_CPP_SPEC): ... here.
1890 Fixes PRs c++/3047, target/441.
1892 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1894 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1896 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1898 * doc/gcc.texi: Add trailing slash to URL.
1900 2001-06-07 Stan Shebs <shebs@apple.com>
1902 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1903 (REDO_SECTION_INFO_P): Ditto.
1904 (STRIP_NAME_ENCODING): Ditto.
1905 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1906 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1907 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1908 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1909 * config/darwin.c: No longer include c-tree.h.
1910 (machopic_classify_ident): Rewrite to use symbol encoding.
1911 (lookup_name_darwin): Remove.
1912 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1913 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1914 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1915 (machopic_finish): Ditto, remove test of decl.
1916 (update_non_lazy_ptrs): New function.
1917 (darwin_encode_section_info): New function.
1918 * config/darwin-protos.h: Declare it.
1919 * config/rs6000/rs6000.c (machopic_output_stub): Use
1920 STRIP_NAME_ENCODING.
1922 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1924 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1925 (DECL_SOURCE_LINE): Likewise.
1927 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1929 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1930 from config/elfos.h.
1932 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1934 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1935 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1937 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1939 * doc/contrib.texi: Add copyright notice.
1941 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1943 * doc/md.texi: Use four digit years in copyright notice.
1945 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1947 * config.gcc: For $target_alias of athlon-*, set
1948 target_cpu_default2=5.
1950 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1952 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1953 end of last block if last real insn is a JUMP_INSN.
1955 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1959 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1961 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1962 pthread_t to objc_thread_t.
1963 (__gthread_objc_thread_id): Likewise.
1965 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1967 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1968 (ASM_OLDAS_SPEC): Likewise.
1970 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1971 (CPP_SUBTARGET_SPEC): Use it.
1972 (ASM_OLDAS_SPEC): Define.
1974 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1976 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1978 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1979 passed by reference.
1981 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1983 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1984 Document use of N_(...), and show it in examples. Note that
1985 documentation should be added to invoke.texi. Avoid an overfull
1988 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1990 * toplev.c (rest_of_compilation): Revert previous patch.
1991 * final.c (shorten_branches): Likewise.
1993 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1995 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1998 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
2000 * doc/install-old.texi: Remove more obsolete documentation.
2002 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
2004 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
2006 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
2008 * toplev.c (rest_of_compilation): Call split_all_insns
2009 before reg-stack and shorten-branches. Do shorten-branches
2011 * final.c (shorten_branches): Remove insn splitting code.
2013 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
2015 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
2016 * configure: Rebuilt.
2018 2001-06-07 Andreas Jaeger <aj@suse.de>
2020 * emit-rtl.c (operand_subword): Remove unused variable.
2022 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2024 * i386.md (floatdi?f): Avoid usinf of SSE instructions
2025 if TARGET_64BIT is false.
2026 (floatdi?f_i386_only): New insn.
2027 (floatdi?f_i386): Disable for !TARGET_64BIT.
2029 * (min?f, max?f splitters): Handle case where
2030 operands are cross-matched.
2032 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
2033 (MMX_REGISTER_NAMES): Kill.
2034 (PRINT_OPERAND): Fix comment.
2035 (PRINT_REG): Likewise.
2036 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
2037 (print_operand): Update comment; kill 'm'.
2039 * i386.c (x86_branch_hints): New global variable
2040 (print_operand): Support outputting of branch prediction hints.
2041 * i386.md (conditional jump patterns): Add branch prediction hints
2043 * i386.h (x86_branch_hints): Declare
2044 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
2045 (PRINT_OPERAND_FUNCT_VALID_P): New.
2046 * final.c (final_forward_branch_p): New function.
2048 2001-06-06 Richard Henderson <rth@redhat.com>
2050 * flow.c (mark_used_reg): Clean up looping over multiple hard
2051 registers. Do conditional life bits across multiple hard regs.
2053 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
2055 * reload1.c (reload): Revert Schmidt's change so all USEs are not
2056 deleted during reload.
2058 2001-06-05 Mark Mitchell <mark@codesourcery.com>
2060 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
2061 functions here, instead of ...
2062 * c-decl.c (c_expand_body): ... here.
2064 2001-06-05 David O'Brien <obrien@FreeBSD.org>
2066 * config.gcc, config/sparc/bsd.h: Do not directly include
2067 sparc/sparc.h. Instead do it via tm_file.
2069 2001-06-05 Richard Henderson <rth@redhat.com>
2071 * dwarf2.h (DW_EH_PE_aligned): New.
2072 * dwarf2asm.c (eh_data_format_name): Name it.
2073 (dw2_asm_output_encoded_addr_rtx): Align for it.
2074 * dwarf2out.c (output_call_frame_info): Handle it for personality
2075 routine and LSDA pointers.
2077 * unwind-pe.h (DW_EH_PE_aligned): New.
2078 (base_of_encoded_value): Handle it.
2079 (read_encoded_value_with_base): Likewise.
2080 * unwind-dw2-fde.c (base_from_object): Likewise.
2081 (get_cie_encoding): Likewise.
2083 * config/alpha/elf.h: Remove ecoff commentary.
2084 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2086 2001-06-05 David O'Brien <obrien@FreeBSD.org>
2088 * config.gcc, config/i386/bsd386.h: Do not directly include
2089 i386/386bsd.h. Instead do it via tm_file.
2091 2001-06-05 David O'Brien <obrien@FreeBSD.org>
2093 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
2096 2001-06-05 Pascal Obry <obry@act-europe.fr>
2098 * configure.in: Quote $enable_win32_registry in case the value has
2102 2001-06-05 Mark Mitchell <mark@codesourcery.com>
2104 * print-rtl.c (xspaces): Remove.
2105 (print_rtx): Use printf field-width, rather than xpsaces, to
2107 * toplev.c (main): Disable sibling-call optimization if we are
2108 handling exceptions.
2110 2001-06-05 Bernd Schmidt <bernds@redhat.com>
2112 * reload1.c (reload): Delete all USEs generated during reload.
2114 2001-06-05 scott snyder <snyder@fnal.gov>
2116 * gccbug.in: Fix typo.
2118 2001-06-05 Andreas Jaeger <aj@suse.de>
2120 * builtins.def: Fix definition of __builtin_cosf, it uses float as
2121 parameter and return value.
2123 2001-06-04 Anthony Green <green@redhat.com>
2125 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
2126 machine. This is now done in sparc.h.
2128 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
2130 Correct CVS resurrection of invoke.texi.
2131 * doc/invoke.texi: Document new tree dump flags.
2133 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
2135 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
2136 for casting an aggregate to its own type. Fixes PR c/2735.
2138 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
2140 * doc/texinfo.tex: Update to version 2001-05-24.08.
2142 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
2144 * c-common.h (flag_dump_translation_unit): Remove.
2145 (enum tree_dump_index): Define.
2146 (TDF_ADDRESS, TDF_SLIM): New #defines.
2147 (dump_node_to_file): Remove.
2148 (dump_node): Make extern. Add flags.
2149 (dump_flag, dump_enabled_p, dump_begin, dump_end,
2150 dump_switch_p): Prototype.
2151 * c-common.c (flag_dump_translation_unit): Remove.
2152 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
2153 logic. Use dump_switch_p.
2154 * c-dump.h (struct dump_info): Add node and user fields.
2155 (dump_pointer): Declare.
2156 * c-dump.c (dump_node): Make extern. Add flags.
2157 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
2158 (dump_new_line, dump_maybe_newline): Use them.
2159 (dump_pointer): New function.
2160 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
2161 chain or function's body. Dump address, if TDF_ADDRESS set.
2162 (dump_flag): Define.
2163 (dump_node_to_file): Remove.
2164 (struct dump_file_info): New struct.
2165 (dump_files): New array.
2166 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
2167 * c-lang.c (finish_file): Adjust dumping.
2168 * toplev.h (dump_base_name): Make extern.
2169 * invoke.texi: Document new flags.
2171 2001-06-04 Mark Mitchell <mark@codesourcery.com>
2173 * c-tree.h (lang_decl): Add pending_sizes fields.
2174 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
2176 (c_expand_body): Expand them.
2177 (lang_mark_tree): Mark lang_decl:pending_sizes.
2178 * function.c (expand_pending_sizes): New function, broken out
2180 (expand_function_start): ... here.
2181 * tree.h (expand_pending_sizes): Declare it.
2183 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
2185 * doc/install.texi: Update FreeBSD information. Generalize
2186 and update information for alpha-based platforms using ELF.
2188 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
2190 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
2191 (store_parm_decls): Likewise.
2192 * c-typeck.c (convert_arguments): Likewise.
2194 2001-06-04 Richard Henderson <rth@redhat.com>
2196 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
2197 optimization if current_function_calls_setjmp.
2199 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
2201 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
2204 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2206 * simplify-rtx.c (simplify_subreg): Fix combining of
2207 paradoxical subregs.
2209 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2211 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
2212 (no_labels_between_p): Short circuit case beg==end.
2214 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2216 * rtlanal.c (operand_preference): Fix preference for objects.
2218 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2220 * gcse.c (handle_avail_expr): Be prepared to handle single_set
2223 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2225 * combine.c (if_then_else_cond): Use simplify_subreg instead
2227 * integreate.c (sub_constants): Likewise.
2229 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
2231 * emit-rtl.c (constant_subword): Deprecate; remove most of code
2232 and use simplify_gen_subreg.
2234 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
2236 * sibcall.c (skip_copy_to_return_value): recognize the situation
2237 when the called function's return value is copied into an
2238 intermediate pseudo, and then into the calling functions return
2241 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
2243 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
2244 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
2245 in case register wasn't OK previously, accept it now; allow
2246 subregs of frame pointer if reload completed and frame pointer
2249 * combine.c (sombine_simplify_rtx): Fix comment;
2250 use subreg_lowpart_offset instead of subreg_lowpart_p
2251 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
2252 * rtl.h (subreg_lowpart_parts_p): Kill.
2253 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
2254 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
2255 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
2256 (gen_lowpart_common): Likewise.
2257 (subreg_lowpart_p): Likewise.
2258 (subreg_lowpart_parts_p): Kill.
2259 (subreg_lowpart_offset, subreg_highpart_offset): New function.
2261 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
2262 to simplify SUBREG and REG.
2263 (gen_highpart): Use simplify_gen_subreg for all simplifications.
2265 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
2268 * rtlanal.c (replace_regs): Use simplify_gen_subreg
2270 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2272 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
2273 (ARRAY_RANGE_REF): Added description.
2275 * tree.def (ARRAY_RANGE_REF): New code.
2276 * alias.c (handled_component_p, can_address_p): Handle it.
2277 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2278 * explow.c (set_mem_attributes): Likewise.
2279 * expr.c (expand_assignment, get_inner_reference): Likewise.
2280 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
2281 * fold-const.c (operand_equal_p): Likewise.
2282 * tree.c (staticp, stabilize_reference): Likewise.
2283 * varasm.c (decode_addr_const): Likewise.
2285 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2287 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
2288 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
2290 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
2292 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
2293 mark_constant_pool_use before output_addr_const.
2294 (struct pool_node): New field wend.
2295 (add_constant): Note a sequence of constants that are referenced
2297 (pool_window_label, pool_window_last): New variables.
2298 (dump_table): Emit a unspec_volatile representing the end of a
2299 sequence of constants.
2300 (mark_constant_pool_use): New function.
2301 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
2302 (consttable_2): Add the second operand which flags whether
2303 this consttable entry was used or not.
2304 (consttable_4, consttable_8, consttable_sf, consttable_df):
2306 (consttable_window_end): New insn.
2308 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2310 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
2311 Reformat according to coding standards.
2314 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
2315 (shl_and_kind): Cast wide constant.
2316 (gen_far_branch): Define as static, as in declaration.
2317 (barrier_align): Compute cache-line length as unsigned. Add
2318 parentheses in initial credit computation.
2319 (rounded_frame_size): Add parentheses.
2320 (permanent_obstack): Remove declaration. Include ggc.h for
2321 declaration of ggc_add_root_rtx().
2322 (get_free_reg): Removed declaration of unused variable reg.
2323 (legitimize_pic_address): Mark mode argument as unused.
2325 2001-06-03 Igor Shevlyakov <igor@windriver.com>
2327 * config/sh/sh.c (output_branch): Support for insn with lenght
2328 attr 12 & 16 which represents cond branches outside +-4096 range.
2330 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2332 * config/sh/lib1funcs.asm (ic_invalidate): Align the
2333 cache-mirroring sequence. Add nops.
2335 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
2337 * doc/install-old.texi: Remove more old installation
2339 * doc/install.texi: Add relevant parts here.
2341 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2343 * doc/install.texi2html: New script.
2345 2001-06-03 David Edelsohn <edelsohn@gnu.org>
2347 * doc/install.texi: Update AIX information again.
2349 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2351 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
2352 installation documentation.
2353 * doc/install.texi: Move it to here.
2355 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2357 * doc/install.texi: Clean up Texinfo markup.
2359 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2361 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
2362 to just after title page.
2364 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2366 * doc/install-old.texi: Remove documentation of some configuration
2368 * doc/install.texi: Add relevant parts of this documentation here.
2370 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2372 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
2373 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
2375 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2377 * i386.md (all uses of ext_register_operand): Make sure they are
2378 VOIDmode; replace all uses outside zero_extend.
2379 (and?i splitters): Use ext_register_operands.
2380 (test?i peep2): Remove ignored constraints.
2381 * i386.c (ext_register_operand): Check that operand is
2382 eighter pseudo or hard or 'Q' register.
2384 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2386 * tree.h (struct record_layout_info_s): New field unpadded_align.
2387 (set_lang_adjust_rli): New declaration.
2388 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
2389 it would have if not packed, do not downgrade DECL_ALIGN.
2390 (lang_adjust_rli, set_lang_adjust_rli): New.
2391 (start_record_layout): Initialize new field unpadded_align.
2392 (debug_rli): Display it.
2393 (place_union_field, place_field): Set it.
2394 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
2396 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
2397 mean that; use proper names instead.
2398 Print DECL_NO_STATIC_CHAIN.
2400 * except.c (expand_builtin_frob_return_addr): Add missing call
2401 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
2402 (expand_builtin_eh_return): Likewise.
2403 (expand_eh_return): Clean up ptr_mode != Pmode cases.
2405 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
2407 * doc/invoke.texi: Remove references to papers about sequence points
2408 to readings.html, refer to that page.
2410 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2412 * README: Update references to installation instructions.
2414 2001-06-01 Laurent Guerby <guerby@acm.org>
2415 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2417 * doc/install.texi: Define srcdir when sources come from CVS.
2418 Significantly improve markup. Wrap overly long lines
2420 2001-06-01 DJ Delorie <dj@redhat.com>
2422 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
2423 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
2424 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
2425 gcov.1: Move to doc subdirectory.
2426 * install.texi: Move to doc/install-old.texi.
2427 * gcc.texi: Move to doc, refer to install-old.texi.
2428 * Makefile.in: Reflect move of docs to doc/.
2429 * f/Make-lang.in: Ditto.
2430 * java/Make-lang.in: Ditto.
2431 * doc/.cvsignore: New.
2433 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2435 * invoke.texi: use two spaces between command options, eliminate
2436 some 'overfull hboxes'
2438 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
2440 * Makefile.in (s-mlib): Make backtick-commands always succeed.
2441 (DRIVER_DEFINES): Ditto.
2443 2001-05-31 Richard Henderson <rth@redhat.com>
2445 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
2446 also link against libgcc.a.
2448 2001-05-31 Geoff Keating <geoffk@cygnus.com>
2450 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
2451 * config/mips/mips.c (mips_output_ascii): New function.
2452 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
2454 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
2456 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2458 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
2459 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
2461 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
2463 * install.texi (Configuration): Add html links for --with-gnu-as &
2464 --with-gnu-ld and refer to them from hppa & SCO triplets.
2465 (Specific): Link back to with-gnu-ld for all ELF platfoms.
2466 (Specific): Reword AVR binutils recommendation.
2468 2001-05-30 Zack Weinberg <zackw@stanford.edu>
2470 * ggc-page.c (size_lookup): Increase minimum allocation size
2472 (ggc_print_statistics): Report size of each bin in bytes, not
2473 as its order; there is no longer a direct relationship.
2475 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2477 * extend.texi: Fix formating of examples, eliminate some
2479 * gcc.texi: Eliminate some 'overfull hboxes'.
2480 * invoke.texi: Use two spaces between command options, eliminate
2481 some 'overfull hboxes'.
2483 2001-05-30 Richard Henderson <rth@redhat.com>
2485 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
2487 2001-05-30 Tom Tromey <tromey@redhat.com>
2489 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
2490 use it in the new association.
2492 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
2493 John David Anglin <dave@hiauly1.hia.nrc.ca>
2495 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
2496 to target type to allow ISO C++ compiler to accept it.
2497 * gthr-dce.h (__gthread_active_ptr): Likewise.
2498 * gthr-solaris.h (__gthread_active_ptr): Likewise.
2500 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2502 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
2503 so that we do accept comments in preprocessed input.
2505 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2507 * cpphash.c (alloc_node): Cast allocated pointer.
2509 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
2511 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
2513 2001-05-29 Stan Shebs <shebs@apple.com>
2515 * gcc.texi: Add links for information about Objective-C.
2517 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
2519 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
2520 /bin/sed fails on [^\"]).
2521 (configargs.h): Likewise.
2523 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2525 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
2527 2001-05-28 Stan Shebs <shebs@apple.com>
2529 * objc/objc.gperf: Remove, no longer used.
2531 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
2533 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
2534 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
2535 Remove trailing whitespace.
2537 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2539 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
2540 became http://freeware.sgi.com/.
2542 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
2544 * local-alloc.c (update_equiv_regs): Don't eliminate constant
2547 2001-05-27 Stan Shebs <shebs@apple.com>
2549 * objc/objc-act.c: Add/fix various comments.
2550 (init_selector): Remove, no longer used.
2551 (build_msg_pool_reference): Ditto.
2552 (objc_debug): Ditto.
2554 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2556 * c-decl.c (init_decl_processing):
2557 Don't call start_identifier_warnings.
2558 * flags.h (warn_id_clash, id_clash_len): Remove.
2559 * stringpool.c: Don't include flags.h.
2560 (scan_for_clashes, do_identifier_warnings,
2561 start_identifier_warnings): Remove.
2562 * toplev.c (warn_id_clash, id_clash_len): Remove.
2563 (display_help): Don't document -Wid-clash.
2564 (decode_W_option): Print warning on -Wid-clash.
2565 * tree.h (start_identifier_warnings): Remove.
2566 * invoke.texi: Remove documentation of -Wid-clash.
2568 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2570 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
2572 2001-05-27 Bruce Korb <bkorb@gnu.org>
2574 * fixinc/check.tpl(HACK) add and use a Scheme variable
2575 (has no test text): error out if no "test_text" is defined
2576 * fixinc/fixincl.tpl: likewise
2577 (FIXIDX): make it an enumeration so we minimize diffs
2578 * fixinc/inclhack.def: re-alphabetize and add sort instructions
2579 * fixinc/fixincl.x: regenerate
2580 * fixinc/tests/base/stdio.h: test output got moved due to
2582 * README-fixinc: rewrite (mostly)
2584 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2586 * cpplib.c (run_directive): Set pfile->directive.
2588 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2590 * c-tree.texi: Reformat the manual as a single chapter now
2591 included by gcc.texi.
2592 * gcc.texi: Include c-tree.texi. Merge all indexes.
2593 * Makefile.in (dvi): Add generation for the cppinternals
2594 documentation. Added dependencies on fdl.texi and c-tree.texi
2595 where appropriate. Use TEXI2DVI instead of custom tex calls.
2596 (info): Added dependencies on fdl.texi and c-tree.texi where
2597 appropriate. Remove the target c-tree.info.
2599 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
2601 * combine.c (try_combine): Fix typo in comment.
2602 * expr.c (expand_expr): Likewise.
2603 * config/i370/i370.md (untyped_call): Likewise.
2605 2001-05-26 Bruce Korb <bkorb@gnu.org>
2607 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2608 when fixincl is operating in test mode
2609 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
2610 (AAB_ultrix_limits): remove redundant text
2611 (AAB_ultrix_memory): ditto
2612 (AAB_ultrix_string): ditto
2613 (djgpp_wchar_h): fix the test text
2614 (irix_stdio_va_list): add test text
2615 (irix_limits_const): add a testing output file (limits.h is overwritten)
2616 (strict_ansi_not_ctd): put limits.h second in list for same reason
2617 (solaris27_mutex_init): test text needed selection text, too
2619 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2620 when fixincl is operating in test mode
2622 2001-05-26 Philip Blundell <philb@gnu.org>
2624 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2625 * config/i960/i960-protos.h: Likewise.
2626 * config/i370/i370-protos.h: Likewise.
2627 * config/h8300/h8300-protos.h: Likewise,
2628 * config/sh/sh-protos.h: Likewise.
2629 * config/v850/v850-protos.h: Likewise.
2631 2001-05-26 Philip Blundell <philb@gnu.org>
2633 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2635 2001-05-25 Zack Weinberg <zackw@stanford.edu>
2637 * toplev.c (debug_args, f_options, W_options): Mark
2638 descriptions for translation.
2639 (display_help): Translate descriptions on output.
2641 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
2642 objc/lang-options.h: Mark descriptions for translation.
2644 * aclocal.m4: Quote final argument of patsubst. Use
2645 3-argument form of AC_DEFINE. Restore quotes to [] while
2647 * configure.in: Remove unnecessary changequote calls.
2648 * configure, config.in: Regenerate.
2650 2001-05-25 Sam TH <sam@uchicago.edu>
2652 * basic-block.h: Fix header include guards.
2653 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
2654 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
2655 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
2656 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
2657 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
2658 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
2659 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
2660 varray.h version.h: Likewise.
2661 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
2662 config/arm/arm.h config/c4x/c4x-protos.h
2663 config/h8300/h8300-protos.h config/h8300/h8300.h
2664 config/i370/i370-protos.h config/i370/i370.h
2665 config/i960/i960-protos.h config/mcore/mcore.h
2666 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
2667 config/v850/v850-protos.h config/v850/v850.h: Likewise.
2668 * fixinc/fixlib.h fixinc/server.h: Likewise.
2670 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
2672 * config/arc/initfini.c (.init): Fix typo.
2674 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
2676 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
2678 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2680 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
2682 2001-05-25 Richard Henderson <rth@redhat.com>
2684 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
2686 2001-05-25 Richard Henderson <rth@redhat.com>
2688 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
2689 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
2690 (sparc*-*-solaris2): Likewise.
2691 * config/t-linux: Remove shared libgcc macros.
2692 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
2693 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
2695 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
2697 * config.gcc (*-*-freebsd*): Report bad configuration.
2699 2001-05-25 David Edelsohn <edelsohn@gnu.org>
2701 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
2703 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
2705 (ASM_OUTPUT_LABELREF): Delete.
2707 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2709 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
2710 strict_ansi_only): Don't run if stdc_0_in_system_headers.
2711 * fixinc/fixincl.x: Regenerate.
2712 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2713 (FIX_TEST_TABLE): Declare it.
2714 * fixinc/fixlib.h: Include config.h.
2716 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2718 * fixinc/inclhack.def (alpha___assert): Change char * args to
2719 const char * on Tru64 UNIX to avoid excessive warnings from
2721 * fixinc/fixincl.x: Regenerate.
2723 2001-05-25 Geoff Keating <geoffk@redhat.com>
2725 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2726 outputting a tag only for variable-size records.
2728 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2730 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2731 instead of rtx_equal_p for early clobber test.
2733 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2735 * builtins.def: Encode additional information, such as names and
2737 * builtin-types.def: New file.
2738 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2739 (built_in_decls): Likewise. Don't explicitly initialize global
2741 (expand_builtin_mathfn): Handle float and long double variants of
2743 (expand_builtin): Likewise.
2744 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2745 (expand_tree_builtin): Handle long, long long, float, and long
2746 double variants of math functions.
2747 * c-common.h (c_tree_index): Remove some unused nodes.
2748 (void_ftype): Remove.
2749 (void_type_ptr): Likewise.
2750 (int_ftype_int): Likewise.
2751 (ptr_ftype_sizetype): Likewise.
2752 * c-decl.c (init_decl_processing): Remove creation of DWARF
2754 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2755 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2756 * Makefile.in (c-common.o): Depend on builtin-types.def.
2758 2001-05-25 Dale Johannesen <dalej@apple.com>
2760 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2762 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2764 * c-parse.in (notype_initdcl): Remove redundant line.
2766 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2768 * aclocal.m4: Fixed typo.
2769 (gcc_AC_HEADER_STDBOOL): Define.
2770 (gcc_AC_C__BOOL): Define.
2771 * configure.in: Use them.
2772 (AC_CHECK_HEADERS): Remove stdbool.h
2773 * configure, config.in: Regenerate.
2775 2001-05-25 Richard Henderson <rth@redhat.com>
2777 * function.c (expand_function_start): Don't abort on PARALLEL
2778 returns from hard_function_value.
2780 2001-05-25 Richard Henderson <rth@redhat.com>
2782 * config/i386/i386.md: Revert previous change. Do not apply
2783 the peephole if the components do not die after the sequence.
2785 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2787 * c-parse.in (array_declarator): New. Handle C99 constructs.
2788 Don't restrict [*] declarators to C only.
2789 (after_type_declarator, parm_declarator_starttypename,
2790 parm_declarator_nostarttypename, notype_declarator,
2791 direct_absdcl1): Use it.
2792 * c-decl.c (build_array_declarator, set_array_declarator_type):
2793 New functions. Warn that [*] isn't properly implemented; pedwarn
2794 for [*] outside C99 mode if pedantic rather than giving a hard
2796 (grokdeclarator): Handle static and type qualifiers in parameter
2798 * c-tree.h (build_array_declarator, set_array_declarator_type):
2800 * extend.texi (Attribute Syntax): Document attributes in parameter
2803 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2805 * config/i386/i386.md: Make sure cmpstr peepholes do not
2806 affect liveness information.
2808 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2810 * c-typeck.c (digest_init): Issue error messages about
2811 invalid constants, not warnings.
2813 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2815 * invoke.texi (-fno-builtin): Document that this is always on
2818 2001-05-24 Philip Blundell <philb@gnu.org>
2820 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2823 2001-05-24 Philip Blundell <philb@gnu.org>
2825 * config/arm/arm.c (output_return_instruction): Correctly handle
2826 interworking and interrupt functions.
2828 2001-05-24 Philip Blundell <philb@gnu.org>
2830 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2831 -m{no-}sched-prolog. Fix typos and improve formatting.
2833 2001-05-24 Philip Blundell <philb@gnu.org>
2835 * invoke.texi (ARM Options): Improve wording slightly. Add
2836 documentation for more options, including those for Thumb mode.
2837 Don't mention options that don't exist or are unimplemented.
2838 (Thumb Options): Delete; merged into above section.
2840 2001-05-24 Geoff Keating <geoffk@redhat.com>
2842 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2843 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2845 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2847 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2848 fix hard register simplification.
2850 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2852 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2853 of just copying CPP_CPU_SPEC.
2855 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2857 * i386.c (incdec_operand): Accept only 1 and -1.
2859 2001-05-23 Kelley Cook <kelley.cook@home.com>
2861 * Makefile.in: Move many of the *_H definitions eariler in the
2862 file, so that rules in t-* files that use them for
2863 dependencies will work in a parallel build.
2864 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2866 2001-05-23 Richard Henderson <rth@redhat.com>
2868 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2870 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2872 * cpp.texi: Update for handling of charconsts.
2873 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2874 diagnostics. Skip to the end if the UCS is too short.
2875 (cpp_interpret_charconst): Long charconsts issue a warning
2878 2001-05-23 Richard Henderson <rth@redhat.com>
2880 * doc/install.texi (alpha-linux): Require binutils 2.11.
2882 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2884 * c-lex.c (read_escape, read_ucs): Delete.
2885 (lex_string): Use cpp_parse_escape.
2886 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2887 if not C++ or not C99. Warn if traditional.
2888 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2889 unsigned. Warn for out-of-range escape sequences here.
2890 Update to use maybe_read_ucs.
2891 (cpp_interpret_charconst): Don't warn here.
2892 * cpplib.h (cpp_parse_escape): New exported function.
2894 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2896 * extend.texi (Attribute Syntax): Clarify application of
2897 attributes to parameters declared as functions or arrays.
2899 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2901 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2903 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2905 * diagnostic.c (vnotice): Kill.
2906 (fnotice): Call vfprintf directly.
2907 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2908 verbatim, set_diagnostic_context): Rename string argument to
2909 indicate that it is run through gettext.
2910 (vbuild_message_string, build_message_string, output_do_printf):
2911 Rename string argument to indicate that it is NOT run through
2913 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2914 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2915 Run msgid argument through gettext.
2916 (default_print_error_function): Run constant strings through
2917 gettext when nothing else will.
2918 (fatal_error, internal_error, error_recursion): Use fnotice.
2919 Present complete sentences to gettext.
2921 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2923 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2925 2001-05-23 Richard Henderson <rth@redhat.com>
2927 * function.c (expand_function_start): Always use a pseudo
2928 for the function result value.
2930 2001-05-22 Richard Henderson <rth@redhat.com>
2932 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2933 section pointer alignment.
2935 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2937 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2938 of __USER_LABEL_PREFIX__.
2940 2001-05-22 Richard Henderson <rth@redhat.com>
2942 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2943 (__deregister_frame_info_bases): New.
2944 * unwind-dw2-fde.h: Declare it.
2945 * libgcc-std.ver: Export it.
2946 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2947 called __register_frame_info_bases.
2949 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2951 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2952 instead of #elif (which is OK for this case but not in general).
2954 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2956 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2957 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2958 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2959 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2960 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2962 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2963 David O'Brien <obrien@freebsd.org>
2965 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2966 configure-time options and target version of FreeBSD. Set-up
2967 to match architectural change in threading support. Correctly
2968 report when -pthread option is not supported by configure-time
2970 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2971 and extend to encode target version number in run-time setting
2972 of __FreeBSD__ macro to match the system compiler.
2973 (CPP_PREDEFINES): Likewise.
2974 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2976 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2977 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2979 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2980 David O'Brien <obrien@freebsd.org>
2982 * config.gcc (the unlabeled system switch statement): Add
2983 generic configuration section to handle *-*-freebsd*. Also,
2984 to match the system compiler, default to threading support (it
2985 may be disabled with the standard --disable-threads
2986 configuration-time switch).
2987 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2988 (alpha*-*-freebsd* in machine-specific section): Likewise.
2990 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2991 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2992 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2993 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2994 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2996 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2997 David O'Brien <obrien@freebsd.org>
2999 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
3000 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
3001 -pthread instead setting macro.
3003 2001-05-22 Richard Henderson <rth@redhat.com>
3005 * crtstuff.c (__register_frame_info_bases): Declare.
3006 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
3007 (__do_global_dtors_aux, __do_global_dtors): Streamline.
3009 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3010 (CRT_GET_RFIB_DATA): New.
3011 * config/i386/sysv4.h: Likewise.
3012 * config/i386/sco5.h: Likewise.
3013 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3015 2001-05-22 Richard Henderson <rth@redhat.com>
3017 * rtl.c (read_string): Break out from ...
3018 (read_rtx): ... here.
3020 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3022 * doc/install.texi (Specific): Remove a bogus and duplicate part
3023 copied from the end of the document.
3025 2001-05-22 Bernd Schmidt <bernds@redhat.com>
3027 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
3029 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3031 * install.texi: Remove obsolete information on SunOS as well as
3032 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
3033 (Installing GNU CC on the Sun): Remove section.
3035 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
3037 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
3038 keep errno unchanged on success.
3040 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
3042 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
3043 once for hexadecimal floats, whether or not they contain a decimal
3044 point. Don't let the setting of pedantic otherwise affect the
3045 parsing of hexadecimal floats.
3047 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3049 * README.ACORN: Remove obsolete file.
3051 2001-05-22 Jan Hubicka <jh@suse.cz>
3053 * combine.c (gen_binary): Use swap_commutative_operands_p
3054 (simplify_comparison): Likewise.
3055 * expmed.c (emit_store_flag): Likewise.
3056 * expr.c (compare_from_rtx): Likewise.
3057 (do_compare_rtx_and_jump): Likewise.
3058 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
3059 if not emitting a branch and operands want swapping.
3061 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
3063 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
3064 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
3065 (maybe_get_identifier): Update.
3066 * tree.h (make_identifier): Delete.
3068 2001-05-21 Richard Henderson <rth@redhat.com>
3070 * combine.c (subst): Do not substitute for a register as
3071 a destination subreg/strict_low_part/zero_extract.
3073 * combine.c (simplify_comparison): Update op1 after constant
3075 * recog.c (const_int_operand): Accept only constants valid
3077 * genrecog.c: Update comments wrt const_int_operand.
3079 * emit-rtl.c (init_emit_once): Zero unused memory in a
3082 2001-05-21 Mark Mitchell <mark@codesourcery.com>
3084 * tree.h (type_num_arguments): Declare it.
3085 * tree.c (type_num_arguments): New function.
3087 2001-05-21 Richard Henderson <rth@redhat.com>
3089 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
3092 2001-05-21 Geoff Keating <geoffk@redhat.com>
3094 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
3096 (minsf3): Use rs6000_emit_minmax.
3097 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
3099 (movsfcc): Use rs6000_emit_cmove.
3100 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
3101 Don't generate emit_fselsfsf4.
3102 (fseldfsf4): Likewise.
3103 (maxdf3): Use rs6000_emit_minmax.
3105 (mindf3): Use rs6000_emit_minmax.
3106 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
3108 (movdfcc): Use rs6000_emit_cmove.
3109 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
3110 Don't generate emit_fselsfsf4.
3111 (fselsfdf4): Likewise.
3112 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
3113 (min_max_operator): New predicate.
3114 (rs6000_emit_cmove): New function.
3115 (rs6000_emit_minmax): New function.
3116 * config/rs6000/rs6000-protos.h: Prototype new functions.
3117 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
3118 and min_max_operator.
3120 * config/rs6000/rs6000.c (output_cbranch): Handle all
3121 conditional types in the switch statement.
3123 2001-05-21 Mark Mitchell <mark@codesourcery.com>
3125 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
3126 non-register variables.
3127 * extend.texi: Document that asm-specifications do not make sense
3128 for non-static local variables.
3130 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
3132 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
3133 (dbxout_type_fields): Lose minimal_debug support.
3134 (dbxout_type_methods, dbxout_type): Likewise.
3136 2001-05-17 Andrew Haley <aph@redhat.com>
3138 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3140 2001-05-21 Richard Henderson <rth@redhat.com>
3142 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
3145 2001-05-20 Richard Henderson <rth@redhat.com>
3147 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
3148 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
3149 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
3150 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
3151 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
3153 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
3154 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
3155 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
3156 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
3157 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
3158 DEBUG_PUBNAMES_SECTION): Rename as above.
3159 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
3161 2001-05-20 Richard Henderson <rth@redhat.com>
3163 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
3164 operands unless the operation is commutative.
3166 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3168 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
3171 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
3173 * extend.texi: Clarify documentation of extensions included in ISO
3174 C99. Prefer C99 terminology and syntax to old GNU terminology and
3175 syntax. Add more index entries. Document mixed declarations and
3176 code as an extension in C89 mode. Warn about future changes to
3177 semantics of inline functions. Fixes PR other/930.
3179 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3181 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
3182 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
3183 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
3184 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
3186 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
3188 2001-05-20 Richard Henderson <rth@redhat.com>
3190 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
3191 to be output before a branch.
3193 2001-05-20 Richard Henderson <rth@redhat.com>
3195 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
3197 2001-05-20 Richard Henderson <rth@redhat.com>
3199 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
3200 (ASM_DOUBLE): Remove.
3201 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
3202 * config/i386/sun386.h: Likewise.
3204 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
3205 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
3207 * config/i386/cygwin.h (INT_ASM_OP): Remove.
3208 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
3209 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
3210 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
3212 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
3213 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
3214 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
3215 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
3216 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
3217 * config/i386/win32.h: Likewise.
3219 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
3221 * invoke.texi: Add more options to summary list.
3223 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
3225 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
3226 used. Fixes PR c/2291.
3227 * gcc.1: Regenerate.
3229 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3231 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
3232 the -fpic and -fPIC options, clear flag_pic.
3234 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
3236 * hashtable.c (calc_hash): Fix HASHSTEP definition.
3237 * stringpool.c (make_identifier): No statistics here anymore.
3238 * objc-act.c (steup_string_decl): Remove redundant check.
3240 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
3242 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
3243 cpplib.o, cpphash.o, fix-header): Update.
3244 (hashtable.o): New target.
3245 * c-common.h: Include cpplib.h. Define C_RID_CODE and
3246 struct c_common_identifier here.
3247 * c-lang.c (c_init_options): Update. Call set_identifier_size.
3248 * c-lex.c (c_lex): Update.
3249 * c-pragma.h: Update.
3250 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
3252 (C_RID_CODE): Delete.
3253 * cpphash.c: Rewrite to use hashtable.c.
3254 * cpphash.h: Update include guards.
3255 (struct cpp_reader): Remove hashtab.
3256 hash_ob and buffer_ob are no longer pointers. Add hash_table
3258 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
3259 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
3260 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
3261 * cppinit.c (cpp_create_reader): Update.
3262 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
3263 (cpp_interpret_charconst): Eliminate warning.
3264 * cpplib.c (do_pragma, do_endif, push_conditional,
3265 cpp_push_buffer, cpp_pop_buffer): Update.
3266 (_cpp_init_stacks): Rename cpp_init_directives.
3267 (_cpp_cleanup_stacks): Remove.
3268 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
3269 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
3270 cpp_forall_identifiers, cpp_create_reader): Update.
3271 (C_RID_CODE, cpp_make_node): New.
3272 (c_common_identifier): New identifier node for C front ends.
3273 * cppmain.c (main): Update.
3274 * fix-header.c (read_scan_file): Update.
3275 * flags.h (id_clash_len): Make unsigned.
3276 * ggc.h (ggc_mark_nonnull_tree): New.
3279 * stringpool.c: Update comments and copyright. Update to use
3281 * toplev.c (approx_sqrt): Move to hashtable.c.
3282 (id_clash_len): Make unsigned.
3283 * toplev.h (ident_hash): New.
3284 * tree.c (gcc_obstack_init): Move to hashtable.c.
3285 * tree.h: Include hashtable.h.
3286 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
3287 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
3288 (struct tree_identifier): Update.
3289 (make_identifier): New.
3291 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
3292 (C_RID_CODE): Remove.
3293 * lex.c (cxx_init_options): Call set_identifier_size. Update.
3294 (init_parse): Don't do it here.
3296 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
3298 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
3300 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
3302 (expand_eh_return): Convert between word_mode and Pmode.
3303 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
3305 (execute_stack_op): Likewise.
3306 (execute_cfa_program): Likewise.
3307 (uw_frame_state_for): Likewise.
3308 (uw_update_context_1): Likewise.
3309 * unwind.inc (_Unwind_Reason_Code): Likewise.
3310 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
3311 (EH_RETURN_STACKADJ_RTX): Likewise.
3312 * config/mips/mips.c (compute_frame_size): Make space for saving
3313 EH return registers.
3314 (mips_expand_epilogue): Handle EH stack adjustments.
3315 * config/mips/mips.md (eh_return): New pattern.
3316 (eh_set_lr_si): Likewise.
3317 (eh_set_lr_di): Likewise.
3318 Add splitter to perform EH return after reload.
3320 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3322 * jump.c (mark_jump_label): Tidy previous change.
3324 2001-05-19 Bruce Korb <bkorb@gnu.org>
3326 * fixinc/genfixes: no need for two warnings
3327 * fixinc/Makefile.in: open stdin for those building with a closed one.
3329 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3331 * jump.c (jump_optimize_1): Tidy.
3332 (mark_jump_label): When changing the label in a LABEL_REF, change
3333 update any REG_EQUAL notes as well.
3335 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
3337 * c-parse.in (parm_declarator): Split into
3338 parm_declarator_starttypename and parm_declarator_nostarttypename.
3339 (parm_declarator_starttypename, parm_declarator_nostarttypename):
3340 New. Allow parenthesised sub-declarators which don't begin with a
3341 TYPENAME. Fixes PR c/166.
3343 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3345 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
3347 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3349 * toplev.c (main): If the target does not allow profiling without
3350 a frame pointer, issue an error message.
3351 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3354 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3356 * recog.c (general_operand): Modify last change to allow it if reload
3359 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3361 * recog.c (general_operand): Prohibit nonzero subreg bytes on
3362 subregs containing mem.
3364 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
3366 * regrename.c (regrename_optimize): frame pointer register can
3369 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
3371 * README.DWARF: Move into dwarfout.c.
3373 2001-05-18 Dale Johannesen <dalej@apple.com>
3375 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
3376 specific misuse of r0 as a reload address.
3378 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
3380 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
3383 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3385 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
3386 (add_to_sequence): Make that decision type.
3387 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
3388 (write_switch, write_cond, debug_decision_2): Likewise.
3390 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
3392 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
3395 2001-05-18 Stan Shebs <shebs@apple.com>
3397 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
3398 * configure: Regenerate.
3400 2001-05-18 Per Bothner <per@bothner.com>
3402 Changes needed for java/jvspec.c
3403 * gcc.h (n_infiles, outfiles): Add declarations.
3404 * gcc.c (n_infiles, outfiles): Mske no longer static.
3406 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
3408 * config/pa/som.h (EXCEPTION_SECTION): Define.
3410 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
3412 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
3414 Add have_location_lists, a variable to determine whether we need a
3415 .debug_loc section or not.
3416 (enum dw_val_class): Add dw_val_class_loc_list.
3417 (dw_val_struct): Add val_loc_list.
3418 (dw_loc_list_struct): New structure, represents location lists.
3419 (new_loc_list): New function, return a new location list, given
3420 the range and location expression.
3421 (add_loc_descr_to_loc_list): New function, add a location
3422 expression to a location list, given the expression and range.
3423 (output_loc_list): New function, output a location list.
3424 (gen_internal_sym): Modified to take symbol prefix, so we can
3425 reuse it for location list symbols.
3426 (add_AT_loc_list): New function, add a location list to a DIE at
3427 the named attribute.
3428 (AT_loc_list): New function, return the location list reference
3429 for a given attribute, if it's a location list.
3430 (print_die): Handle dw_val_class_loc_list.
3431 (size_of_die): Ditto.
3432 (value_format): Ditto.
3433 (output_die): Ditto.
3434 (output_location_lists): New function, output all of the location
3435 lists for a DIE and it's children.
3436 (dwarf2out_finish): Call output_location_lists if we have location
3440 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3442 * gcse.c (try_replace_reg): First try global replace, later try to
3443 simplify the expression.
3445 * gcse.c (find_used_regs): Change calling convention; work via
3447 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
3449 2001-05-18 Bernd Schmidt <bernds@redhat.com>
3452 2001-02-09 Nick Clifton <nickc@redhat.com>
3453 * config/arm/arm.md: Change output constraint on post inc
3454 load/store multiple patterns to be a read/write constraint.
3456 2001-05-18 Mark Mitchell <mark@codesourcery.com>
3458 * basic-block.h (struct basic_block_def): Add documentation about
3459 what a basic block is, and what the various fields are used for.
3460 * flow.c (calculate_globlal_regs_live): Add documentation about
3461 how the algorithm works, and how we know that it will terminate.
3462 Check that the the inductive assumption that guarantees
3463 termination actually holds.
3464 (mark_used_regs): Treat conditionally set registers as used.
3465 (debug_regset): Add comment.
3466 * rtl.texi (cond_exec): Add documentation.
3468 * function.c (expand_function_start): Avoid creating BLKmode
3471 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3473 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
3474 DIE, even if it has no children.
3475 (dwarf2out_finish): Always output the line-number table, even if
3478 2001-05-18 David Edelsohn <edelsohn@gnu.org>
3480 * rs6000.md (movsfcc,movdfcc): Remove NE case.
3482 2001-05-17 Bruce Korb <bkorb@gnu.org>
3484 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
3485 * fixinc/genfixes: emit a warning if AutoGen is out of date
3487 2001-05-17 Brendan Conoboy <blc@cygnus.com>
3488 Bruce Korb <bkorb@gnu.org>
3490 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
3491 found in fixinc directory. Facilitates binary distributions.
3493 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
3495 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
3498 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
3500 * dwarf2out.c (modified_type_die): Equate qualified type to die.
3502 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3504 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
3505 (simplify_subreg): Handle complex types represented as CONCAT.
3507 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
3508 * rtl.h (swap_commutative_operands_p): Declare.
3509 * rtlanal.c (swap_commutative_operands_p): New.
3510 (operand_preference): New static function.
3512 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
3513 (gen_binary): Likewise.
3514 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
3515 * simplify-rtx.c (simplify_gen_binary,
3516 simplify_gen_relational): Likewise.
3518 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3520 * cse.c (fold_rtx): Use simplify_subreg.
3522 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
3523 (simplify_gen_subreg): New.
3524 (simplify_rtx): Use simplify_subreg.
3525 * rtl.h (simplify_gen_subreg): Declare.
3527 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3529 * doc/install.texi: Update Solaris information.
3531 * except.h (protect_cleanup_actions): Remove it.
3532 (lang_protect_cleanup_actions): Declare it.
3533 * except.c (protect_cleanup_actions): Remove it.
3534 (lang_protect_cleanup_actions): New variable.
3535 (init_eh): Don't make protect_cleanup_actions a GC root.
3536 (expand_eh_region_and_cleanup): Call
3537 lang_protect_cleanup_actions.
3538 (output_function_exception_table): Remove unused `align'
3540 * varasm.c (assemble_external): Abort if we have not yet
3541 opened the assembly output file.
3543 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
3545 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
3546 for eh_personality_libfunc.
3548 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3550 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
3551 when calling simplify_subreg. This is needed to allow replacing
3552 of expression of one mode by expression of different mode.
3554 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3556 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
3558 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3560 * expr.c (protect_from_queue): Protect against subsequent calls to
3562 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
3565 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3567 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
3569 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3571 * gccbug.in (CATEGORIES): Add "bootstrap".
3573 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3575 * simplify-rtx.c (simplify_subreg): Break out from ...
3576 * combine.c (combine_splify_rtx) ... here and ...
3577 * recog.c (validate_replace_rtx_1): ... here;
3578 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
3579 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
3580 (subreg_lowpart_p): ... here.
3582 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3584 * stmt.c (expand_asm_operands): For inout operands, make sure
3585 the substitution of '=' for '+' makes it into the rtl.
3587 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
3588 (reload_as_needed): Call update_eliminable_offsets a bit later.
3590 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3592 * gcc.texi (gccbug): Refer to the web pages for detailed information
3595 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3597 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
3599 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
3600 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
3601 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
3602 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
3603 * cross-make: Don't set LIBGCC1.
3604 * mklibgcc.in: Delete all code for building from libgcc1.c.
3605 Always honor LIB1ASMFUNCS if set.
3607 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
3608 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
3609 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
3610 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
3611 config/i386/uwin.asm, config/m68hc11/larith.asm,
3612 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
3613 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
3614 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
3615 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
3616 Delete or update references to libgcc1 in commentary.
3618 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
3619 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
3620 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
3621 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
3622 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
3623 config/arm/t-semi, config/arm/t-strongarm-coff,
3624 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
3625 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
3626 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
3627 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
3628 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
3629 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
3630 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
3631 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
3632 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3633 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
3634 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
3635 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
3636 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
3637 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
3638 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
3639 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
3640 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
3641 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
3642 config/mips/t-ultrix, config/mn10200/t-mn10200,
3643 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
3644 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
3645 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
3646 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
3647 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
3648 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
3649 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
3650 config/sparc/t-sparclite, config/sparc/t-splet,
3651 config/sparc/t-sunos41, config/sparc/t-vxsparc,
3652 config/sparc/t-vxsparc64, config/v850/t-v850:
3653 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
3655 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
3656 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
3657 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
3658 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
3659 nongcc_SI_type, nongcc_word_type, or perform_*
3660 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
3662 * config/i386/386bsd.h, config/i386/beos-elf.h,
3663 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3664 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
3665 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
3666 Don't include i386/perform.h.
3668 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
3669 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
3670 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
3671 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
3672 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
3673 config/vax/t-openbsd, config/vax/t-vax: Delete.
3675 * config.gcc: Remove references to deleted files.
3676 (arm-semi-aof): Use arm/t-semi for tmake_file.
3678 * gcc.texi, install.texi, invoke.texi, tm.texi:
3679 Delete or rewrite text which is no longer relevant now that
3680 libgcc1 no longer exists.
3682 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
3683 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
3685 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
3686 Bruce Korb <bkorb@gnu.org>
3688 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
3691 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3693 * i386.md: Add two peepholes to clean up code generated by
3696 2001-05-16 Richard Henderson <rth@redhat.com>
3698 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
3699 variants of non-absolute encodings.
3701 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3703 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
3704 __register_frame_info_table_bases): Export.
3706 2001-05-16 Richard Henderson <rth@redhat.com>
3708 * except.c (eh_data_format_name): Move to ...
3709 * dwarf2asm.c: ... here. Use designated initializers if available.
3710 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
3711 * dwarf2asm.h: Update declarations.
3712 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3713 ASM_PREFERRED_EH_DATA_FORMAT.
3714 (output_call_frame_info): Likewise. Use 'L' augmentation for
3717 * unwind-dw2-fde.h (struct fde_vector): New.
3718 (struct old_object): Rename from struct object.
3719 (struct object): New.
3720 (__register_frame_info_bases): Declare.
3721 (__register_frame_info_table_bases): Declare.
3722 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3723 * unwind-dw2-fde.c (objects): Remove.
3724 (unseen_objects, seen_objects): New.
3725 (__register_frame_info_bases): New.
3726 (__register_frame_info): Use it.
3727 (__register_frame_info_table_bases): New.
3728 (__register_frame_info_table): Use it.
3729 (__deregister_frame_info): Rewrite for changed object struct.
3730 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3731 (fde_unencoded_compare): Rename from fde_compare; uninline.
3732 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3733 (start_fde_sort): Adjust for new definition of fde_vector.
3734 (fde_insert): Likewise.
3735 (end_fde_sort): Likewise. Select comparison function based
3736 on properties of the object.
3737 (fde_split): Take object and fde_compare_t arguments.
3738 (frame_heapsort, fde_merge): Likewise.
3739 (classify_object_over_fdes): Rename from count_fdes. Handle
3740 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3742 (add_fdes): Handle encoded pointers.
3743 (init_object): Rename from frame_init. Update for new struct object.
3744 (linear_search_fdes): Rename from search_fdes. Handle encoded
3746 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3747 (binary_search_single_encoding_fdes): New.
3748 (binary_search_mixed_encoding_fdes): New.
3749 (search_object): New.
3750 (_Unwind_Find_FDE): Update for new struct object. Fill in
3752 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3753 iterating over EH data.
3754 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3755 fde_encoding, lsda_encoding.
3756 (read_uleb128, read_sleb128): Remove.
3757 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3758 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3759 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3761 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3763 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3765 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3766 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3767 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3768 cpp_spell_token, cpp_output_token): Similarly.
3769 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3770 do_pragma_poison, parse_assertion, do_assert): Similarly.
3771 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3772 save_parameter, _cpp_create_definition, check_trad_stringification,
3773 cpp_macro_definition): Similarly.
3774 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3775 * c-lex.c (cb_undef, c_lex): Similarly.
3776 * fix-header.c (recognized_function): Similarly.
3777 * cpplib.h (NODE_LEN, NODE_NAME): New.
3778 (cpp_hashnode): Rename length len.
3780 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3782 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3785 2001-05-16 Andreas Jaeger <aj@suse.de>
3787 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3789 * toplev.c: Include dwarf2asm.h for prototype of
3790 dw2_output_indirect_constants.
3792 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3794 * stmt.c (expand_asm_operands): Be able to offload addressof
3795 expression to memory. (PR optimization/185)
3797 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3799 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3800 applying distributive law.
3802 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3804 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3806 * gthr-dce.h (UNUSED): Attribute unused macro.
3807 (__gthread_key_dtor): Make arguments UNUSED.
3808 (__gthread_key_delete): Revise for compatibility with DRAFT4
3811 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3813 * doc/install.texi: Update AIX information.
3814 * README.RS6000: Remove obsolete file.
3816 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3817 Nathan Sidwell <nathan@codesourcery.com>
3819 * gcc.c (give_switch): Don't write before start of string.
3820 Always append suffix.
3822 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3824 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3827 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3829 * README.ALTOS: Remove obsolete file.
3831 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3833 * c-lex.h (save_and_forget_protocol_qualifiers,
3834 forget_protocol_qualifiers, remember_protocol_qualifiers):
3835 Remove deleted functions' prototypes.
3837 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3839 * c-parse.in (methodtype): New production.
3840 (methoddef, methodproto): Collapse separate '-' and '+'
3843 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3845 * c-common.h (RID_FIRST_PQ): New.
3846 * c-parse.in (objc_pq_context): New.
3847 (objc parser): Set objc_pq_context rather than calling
3848 remember_protocol_qualifiers and forget_protocol_qualifiers.
3849 Don't call save_and_forget_protocol_qualifiers.
3850 (yylexname): Handle objc protocol qualifiers here.
3851 * stringpool.c (struct str_header): Replace with sp_hashnode.
3852 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3853 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3854 Allocate an IDENTIFIER_NODE for each identifier.
3855 (FORALL_STRINGS, set_identifier): Delete.
3856 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3857 (ggc_alloc_string): Use an obstack.
3858 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3859 * tree.h: Update comments.
3860 (set_identifier): Delete.
3861 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3862 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3863 remember_protocol_qualifiers): Delete.
3865 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3867 * flow.c (life_analysis): After life analysis is complete, do
3868 an optional scan over insns looking for REG_LABEL notes that
3869 reference a deleted label.
3870 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3871 before peeking at LABEL_NUSES.
3873 2001-05-15 Richard Henderson <rth@redhat.com>
3875 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3876 (_Unwind_GetTextRelBase): New.
3878 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3880 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3882 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3884 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3885 so that CHOOSE_SECTION gets used.
3887 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3888 TARGET_RELOCATABLE like flag_pic for now.
3890 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3892 * rs6000.md (movdi splitter): Sign extend more efficiently.
3893 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3894 to "long long" valid on 32-bit and 64-bit hosts.
3895 (logical_operand): Cast trunc_int_for_mode return value.
3896 (rs6000_emit_move): Shift macro to encapsulate variable.
3897 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3898 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3899 plus_constant requires signed argument.
3901 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3903 * gthr-posix.h: Make additional pthread-* functions weak.
3905 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3907 * recog.c (apply_change_group): Avoid unneeded validating.
3909 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3911 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3912 (num_insns_constant): CONST_INT can be 64-bits.
3914 2001-05-14 Stan Shebs <shebs@apple.com>
3916 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3917 (LIBGCC_SPEC): Don't define.
3919 2001-05-14 Richard Henderson <rth@redhat.com>
3921 * configure.in (gcc_cv_as_eh_frame): New test.
3922 * config.in, configure: Rebuild.
3923 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3925 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3927 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3928 extended precision divide.
3930 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3932 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3933 for RETURNS as well.
3935 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3937 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3938 (CPP_CPU??_SIZE_TYPE): New.
3939 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3940 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3941 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3942 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3944 * i386.c (override_options): Add sorry about not suported modes.
3946 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3948 * config/pa/som.h (NM_FLAGS): Remove.
3949 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3950 (ASM_OUTPUT_SECTION_NAME): Remove.
3951 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3953 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3955 * regrename.c (regrename_optimize): Do not rename registers to
3958 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3960 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3961 contain MEMs. Remove useless distinction about clobbering
3964 2001-05-13 Geoff Keating <geoffk@redhat.com>
3966 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3967 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3968 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3969 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3970 (EXCEPTION_SECTION): Define.
3972 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3974 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3975 binary backward compat only.
3976 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3977 in LIB2FUNCS. Pass it to mklibgcc.
3978 * mklibgcc.in: Handle LIB2FUNCS_ST.
3980 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3982 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3984 * tm.texi (THREAD_MODEL_SPEC): Document it.
3985 * gcc.c (main): Use it.
3986 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3987 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3989 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3991 * rtl.h (SYMBOL_REF_WEAK): New macro.
3992 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3993 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3994 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3995 * gcc.texi: Remove wrong description.
3997 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3999 * Makefile.in (STAMP): New macro.
4000 Replace all uses of `touch' with $(STAMP).
4001 * fixinc/Makefile.in: Likewise.
4003 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4005 * configure.in: ldopen is never in -lexc, so don't test for it.
4006 Add test for exc_resume in -lexc for Ada.
4007 * configure: Regenerated.
4009 2001-05-12 Richard Henderson <rth@redhat.com>
4011 * dwarf2asm.c (size_of_encoded_value): New function.
4012 * dwarf2asm.h: Declare it.
4013 * except.c (output_function_exception_table): Align the TType
4014 array only as wide as the encoding.
4016 2001-05-12 Zack Weinberg <zackw@stanford.edu>
4018 * extend.texi: Document #pragma GCC java_exceptions.
4020 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4022 * c-parse.in (bison parser, init_reswords): Remove uses of
4024 * c-tree.h (doing_objc_thang): Remove.
4026 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
4028 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
4029 about files not ending in newlines.
4031 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4033 * dwarfout.c (dwarfout_init): Add cast.
4034 * sched-deps.c (sched_analyze_insn): Remove unused vars.
4035 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
4037 * method.c (build_mangled_C99_name): Remove unused prototype.
4039 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
4041 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
4043 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
4045 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
4046 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
4048 2001-05-11 Richard Henderson <rth@redhat.com>
4050 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
4051 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
4052 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
4053 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
4054 (dw2_output_indirect_constants): Prototype.
4055 * dwarf2out.c (dwarf2out_begin_prologue): Generate
4056 current_function_func_begin_label if we'll need it for EH. Exit
4057 early for IA64_UNWIND_INFO.
4058 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
4059 (eh_data_format_name): Update for indirect references.
4060 (output_function_exception_table): Care for IA64_UNWIND_INFO.
4061 Handle ASM_PREFERRED_EH_DATA_FORMAT.
4062 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
4063 define HAVE_eh_return etc.
4064 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
4065 (final_end_function): Don't call output_function_exception_table.
4066 * toplev.c (compile_file): Call dw2_output_indirect_constants.
4067 (rest_of_compilation): Invoke output_function_exception_table
4068 for ia64 before assemble_end_function.
4069 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
4070 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
4072 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
4073 * unwind.h: Declare them.
4074 * libgcc-std.ver: Export them.
4075 * unwind-pe.h: New file.
4077 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
4079 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
4081 (find_fde_for_dso): Extract DT_PLTGOT.
4082 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
4083 the segment and gp as well.
4084 * config/ia64/frame-ia64.c: Remove file.
4085 * config/ia64/frame-ia64.h: Remove file.
4086 * config/ia64/unwind-ia64.c: New file.
4087 * config/ia64/unwind-ia64.h: New file.
4088 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
4089 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
4090 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
4091 (ASM_PREFERRED_EH_DATA_FORMAT): New.
4092 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
4093 (IA64_UNWIND_INFO): Re-enable.
4094 (HANDLER_SECTION): Remove.
4095 (EH_RETURN_DATA_REGNO): New.
4096 * config/ia64/ia64.md (exception_receiver): Remove.
4097 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
4098 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
4100 2001-05-11 Richard Henderson <rth@redhat.com>
4102 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
4103 calls and jumps to be bundled together.
4104 (ia64_reorg): Emit a break after a noreturn call that ends
4106 * config/ia64/ia64.md (break_f): New.
4108 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
4110 * c-lex.c (lex_charconst): Convert into a simple wrapper
4111 around cpp_interpret_charconst, to which most of the code
4113 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
4114 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
4115 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
4116 (lex): Use cpp_interpret_charconst.
4117 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
4118 hex_digit_value): New functions.
4119 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
4120 * cpplib.h (cpp_interpret_charconst): New prototype.
4121 * Makefile.in: Update.
4123 2001-05-12 Dean Wakerley <dean@wakerley.com>
4125 * doc/install.texi: New file. Converted to texinfo from the HTML
4126 documentation in wwwdocs/htdocs/install.
4128 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
4130 * gcse.c (insert_insn_end_bb): Do not search for assignments to
4131 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
4133 * toplev.c (compile_file): Move comment for opening output
4134 file to just before the code that opens the output file.
4136 2001-05-11 Jakub Jelinek <jakub@redhat.com>
4138 * regmove.c (regmove_optimize): Suppress the optimization for
4139 unchanging destination register. Add comment above function.
4141 2001-05-11 Zack Weinberg <zackw@stanford.edu>
4143 * Makefile.in: Exterminate all references to assert.h.
4144 * cross-make: Likewise.
4146 * configure.in: Correct commentary.
4147 * configure: Regenerate.
4149 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
4152 * config/t-freebsd, config/t-linux, config/t-linux-aout,
4153 config/t-netbsd, config/t-rtems, config/x-linux,
4154 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
4155 No need to override INSTALL_ASSERT_H.
4157 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
4158 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
4159 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
4161 2001-05-11 Graham Stott <grahams@redhat.com>
4163 * combine.c (simplify_comparison): Fix typo.
4165 2001-05-11 Mark Mitchell <mark@codesourcery.com>
4167 * loop.h (struct movables): Remove `num'.
4168 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
4169 Adjust call to strength_reduce.
4170 (num_unmoved_movables): New function.
4171 (move_movables): Don't set movables->num.
4172 (strength_reduce): Compute the number of instructions in the loop
4173 here, rather than in the caller.
4174 (check_dbra_loop): Always clear reversible_mem_store if there
4175 are any memory sets.
4176 (loop_regs_scan): Don't count instructions here.
4177 (count_insn_in_loop): New function.
4179 2001-05-11 Mark Mitchell <mark@codesourcery.com>
4181 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
4183 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
4185 * c-common.c (finish_label_expr): New function, lifted from
4186 from cp/semantics.c.
4187 * c-common.h (finish_label_expr, lookup_label): New prototypes.
4188 * c-parse.in: Move 3 blocks of parser code into new functions.
4189 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
4190 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
4191 (lookup_label): Remove.
4193 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
4195 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
4196 FLOAT_BIT_ORDER_MISMATCH.
4198 2001-05-10 David Edelsohn <edelsohn@gnu.org>
4200 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
4201 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
4203 2001-05-10 David Edelsohn <edelsohn@gnu.org>
4205 * expr.c (emit_group_load): extract_bit_field requires a REG or
4208 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
4210 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
4211 a computed jump into an unconditional jump.
4212 In second hunk of code for collapsing computed and conditional jumps
4213 into unconditional jumps, reemit the jump in additional cases.
4215 * jump.c (jump_optimize_1): Do not wrap the new jump target
4216 inside a LABEL_REF; gen_jump will do that automatically.
4218 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
4220 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
4221 contents for a SYMBOL_REF in case of floating point constants.
4223 2001-05-10 DJ Delorie <dj@redhat.com>
4225 * c-common.c (combine_strings): Widen strings in a
4226 host-endian-independent way.
4228 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
4230 * c-parse.in: Remove many shift/reduce conflicts. Update
4232 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
4233 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
4234 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
4235 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
4236 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
4237 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
4238 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
4239 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
4240 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
4241 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
4242 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
4243 typespec_reserved_nonattr, typespec_reserved_attr,
4244 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
4245 structsp_nonattr, components_notype, component_notype_declarator,
4246 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
4247 firstparm, setspecs_fp): New
4248 (typed_declspecs, reserved_declspecs, typed_typespecs,
4249 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
4250 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
4251 declmods_no_prefix_attr, nonempty_type_quals, structsp,
4252 type_quals): Remove. Users updated.
4253 (initdecls, notype_initdecls, after_type_declarator,
4254 parm_declarator, notype_declarator, absdcl1, components, ivars):
4255 Don't allow attributes at the start of a declarator; include them
4256 in the production containing the declarator instead. Always
4257 require type specifiers before trying to redeclare a typedef name.
4258 (typename): Allow for attributes but warn that they are ignored.
4259 (parmlist, firstparm, setspecs_fp): Include attributes in
4260 parmlist; suck them off the parser stack in firstparm using
4263 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
4265 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
4266 to determine if a block has an unconditional jump at its end.
4268 * jump.c (jump_optimize_1): When converting a conditional jump
4269 to an unconditional jump, build the jump using gen_jump instead
4270 of just modify operands in-place.
4272 2001-05-09 Zack Weinberg <zackw@stanford.edu>
4274 * cppinit.c (cpp_post_options): Shut off macro expansion if
4276 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
4277 IN_I directives only if the # is in column 1 and the directive
4278 name begins in column 2.
4279 * cppmain.c (scan_buffer): Insert a space between # and an
4280 identifier, when that identifier is a directive name.
4282 * tradcpp.c (struct file_buf): Add a pointer to the next entry
4283 in the header search path.
4284 (enum node_type): Add T_INCLUDE_NEXT.
4285 (directive_table): Add entry for include_next.
4286 (do_include_next): New function.
4287 (process_include): New routine, broken out of do_include.
4288 (finclude): Insert 'nhd' argument, to be copied into
4289 next_header_dir of the new buffer.
4290 (main): Adjust to match.
4291 * gsyslimits.h, limity.h: Un-indent #include_next.
4293 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
4295 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
4296 inclusion as a chapter of the GCC manual.
4297 * gcc.texi: Include objc.texi.
4298 * fdl.texi: Use @unnumberedsec for the addendum.
4299 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
4301 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4303 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
4305 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
4307 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
4308 handling of two-address insns.
4310 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
4312 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
4313 ../binutils/nm-new instead of ../binutils/nm.
4315 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4317 * i386.md (movdi splitter): Fix the splitting condition
4318 (float_extenddftf splitter): Fix mode.
4320 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4322 * genrecog.c (write_switch): Avoid outputting of switch for
4323 types wider than int.
4325 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
4327 * reload1.c (copy_eh_notes): New function.
4328 (emit_input_reload_insns): Call it.
4329 (emit_output_reload_insns): Call it.
4331 2001-05-07 Zack Weinberg <zackw@stanford.edu>
4333 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
4335 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
4336 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
4338 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
4340 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
4342 * pa.md (interspace_jump): Revise comment.
4343 (builtin_longjmp): Block initial setup insns from delay slot of
4345 (builtin_setjmp_receiver): New expander to save and restore PIC
4348 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
4350 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
4352 * toplev.c (compile_file): Set up the output file before we call
4353 the various initializers for the compiler.
4355 * except.c (sjlj_mark_call_sites): Do not search for assignments to
4356 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
4358 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
4359 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
4361 2001-05-06 Zack Weinberg <zackw@stanford.edu>
4363 * Makefile.in (tradcpp0): Correct typo in dependency list.
4365 2001-05-06 Geoff Keating <geoffk@redhat.com>
4367 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
4368 the link register if we're not going to use it.
4370 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
4371 (output_function_profiler): Likewise.
4373 2001-05-07 Alan Modra <amodra@one.net.au>
4375 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
4377 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
4379 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
4380 zero-extend it. Make abs_inc unsigned.
4382 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
4383 widest mode in narrowing and widening operations.
4385 * config/mips/mips.md: Sign extend CONST_INTs.
4387 2001-05-06 Andreas Jaeger <aj@suse.de>
4389 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
4390 (i386 Options): Document -momit-leaf-frame-pointer.
4392 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4394 * c-typeck.c (internal_build_compound_expr): Check for
4395 array to pointer conversion just once.
4397 2001-05-05 Richard Henderson <rth@redhat.com>
4399 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
4401 2001-05-05 Richard Henderson <rth@redhat.com>
4403 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
4404 to the parent of the fixup region.
4406 2001-05-05 Jakub Jelinek <jakub@redhat.com>
4408 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
4410 * cpp.texi (__NO_INLINE): Document it.
4412 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4414 * cppfiles.c (struct include_file): New member err_no.
4415 (find_or_create_entry): Set it.
4416 (open_file): Don't set fds to -2. Instead, use err_no to
4417 remember previous errors, if any.
4419 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4421 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
4422 between X and Y by using sequences of xgdx and xgdy.
4424 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4426 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
4427 of '!' for the 'D' alternative ('!' is too strong).
4428 ("*logicalsi3_silshl16"): Likewise.
4429 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
4430 ("movstrictsi"): Remove spurious '+'.
4431 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
4432 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
4433 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
4436 2001-05-04 David Edelsohn <edelsohn@gnu.org>
4438 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
4440 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
4442 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
4445 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4447 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
4450 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4452 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
4453 soft register, use ror instead of rol.
4455 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4457 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
4458 into account pre/post increment decrement for 68HC12.
4459 Fix other problems in replacement and fix call to reg_mentioned_p.
4461 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4463 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
4464 Put the soft registers in bss for 68HC12.
4465 (L_regs_d3_4): New for _.d3 and _.d4.
4466 (L_regs_d5_6): Likewise.
4467 (L_regs_d1_2): Likewise.
4468 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
4470 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4472 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
4473 to the pre-processor when -fshort-double is specified.
4474 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
4476 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4478 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
4479 (__mulsi3): Rewrite for 68HC12.
4480 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
4481 Mark 'x' constraint with earlyclobber to prevent a
4482 RELOAD_FOR_OTHER_ADDRESS to go in it.
4483 (mulhi3_m68hc12): New pattern.
4484 (mulhi3_m68hc11): Rename of mulhi3.
4485 (mulhi3): New expand for 68HC12 optimisation.
4486 (umulhisi3, mulhisi3): New patterns for 68HC12.
4488 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4490 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
4491 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
4492 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
4494 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4496 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
4497 constants cheap after reload.
4498 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
4500 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
4501 so that gcc prefers a shift by 16.
4502 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
4504 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
4506 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
4508 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4510 * alpha.h: NULL_PTR -> NULL.
4517 * i386.md: Likewise.
4520 * m68hc11.h: Likewise.
4521 * rs6000.h: Likewise.
4524 * sparc.h: Likewise.
4528 * final.c: Likewise.
4530 * recog.c: Likewise.
4532 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4534 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
4535 `bool' parameter to `int'.
4537 * hash.c (hash_lookup): Likewise.
4539 * hash.h (hash_lookup): Likewise.
4541 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
4543 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4545 * i386.c (x86_initialize_trampoline): Fix mode of constant.
4547 2001-05-03 Geoff Keating <geoffk@redhat.com>
4549 * invoke.texi (i386 Options): Delete references to -malign-jumps,
4550 -malign-loops, -malign-functions.
4551 * i386.c (ix86_align_funcs): Delete.
4552 (ix86_align_loops): Delete.
4553 (ix86_align_jumps): Delete.
4554 (override_options): Mark -malign-* as obsolete. Emulate their
4555 behaviour with the -falign-* options. Default -falign-* from
4556 the processor table.
4557 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
4558 patch of Wed May 2 13:09:36 2001.
4559 (LOOP_ALIGN): Delete.
4560 (LOOP_ALIGN_MAX_SKIP): Delete.
4561 (LABEL_ALIGN_AFTER_BARRIER): Delete.
4562 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
4564 2001-05-04 Andreas Jaeger <aj@suse.de>
4566 * except.h: Add prototype declaration for
4567 expand_builtin_init_dwarf_reg_sizes.
4569 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
4571 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
4573 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4575 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
4577 ("bitcmpqi2"): New pattern for bit-extract and test.
4578 ("bitcmphi"): New pattern for bitb/bita instructions.
4580 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4582 * gccbug.in: Use a temporary directory when the mktemp command is
4585 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4587 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
4589 (INITIALIZE_TRAMPOLINE): Call it.
4590 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
4591 (TRAMPOLINE_TEMPLATE): Remove.
4592 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
4593 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
4596 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4598 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
4599 and crtendS.o with PIC.
4601 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4603 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
4605 (___subdi3, ___adddi3): Use x instead of y as index register.
4606 (__init_bss_section, __map_data_section): Optimize for 68HC12.
4607 (__memset, __memcpy): Likewise.
4608 (regs): Put the soft registers in bss for 68HC12.
4609 (abort): Use trap to abort for 68hc12.
4610 (__mulhi3, __mulhi32): Use emul for 68hc12.
4611 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
4613 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4615 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
4616 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
4617 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
4618 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
4619 Set 68HC12 min offset to -65536.
4620 (print_operand): Put parenthesis arround the operand if it refers
4621 to a symbol having the same name as a register.
4622 (m68hc11_z_replacement): When z register is replaced by its
4623 equivalent soft register, force the insn to be re-recognized.
4624 (m68hc11_check_z_replacement): Fix the test when destination is
4625 the index register and z dies in the insn.
4626 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
4628 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4630 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
4631 costs according to processor variant.
4632 (m68hc11_shift_cost): New function to compute shift costs.
4633 (m68hc11_rtx_costs): Define costs according to processor variant.
4634 (m6811_cost): Costs for 68HC11.
4635 (m6812_cost): Costs for 68HC12.
4636 (COSTS_N_INSNS): Remove.
4638 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
4639 (DEFAULT_RTX_COSTS): Remove.
4640 (CONST_COSTS): Define costs according to OUTER_CODE.
4641 (processor_costs): New struct to define costs.
4642 (m68hc11_cost): Pointer to current costs.
4644 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4646 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
4647 and use m68hc11_notice_keep_cc when using leax/leay.
4648 (addhi3 split): Reject split if the insn is handled by
4650 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
4651 push must be handled in a special way if the source operand uses
4652 sp as index register.
4653 (m68hc11_notice_keep_cc): New function.
4654 (m68hc11_gen_movhi): Use it when an insn changes a register but
4656 (m68hc11_gen_movqi): Fix move for 68HC12.
4657 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
4659 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4661 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4662 and don't pass operands[0] to emit_library_call_value.
4664 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4666 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4667 (zero_extendsi split): Simplify and use (zero_extendhi).
4668 (*addhi3): Remove 'w' constraint since stack pointer is handled
4670 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4671 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4672 (*ashrhi3_const): Fix shift by 7.
4673 (*lshrsi3_const16): Fix template.
4674 (call, call_value): Fix constraint and predicate.
4676 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4678 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4679 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4680 (CC_REGNUM): Likewise.
4681 (*unnamed splits): Use above constants instead of hard coded numbers.
4682 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4683 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4684 (*return_16bit, *unnamed peepholes): Likewise.
4686 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4688 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
4689 rs6000/rs6000.h twice.
4691 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
4693 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
4694 (CPP_SPEC): Conditionally define MSDOS and GO32.
4695 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
4696 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
4698 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
4700 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4702 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
4704 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4706 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4707 * integrate.c (expand_inline_function): Use xcalloc to allocate
4709 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4712 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4714 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4717 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4719 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
4720 linker if -mrelax is given.
4721 (TARGET_SWITCHES): Document -mrelax.
4723 Re-installed 2001-01-09's patch:
4724 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4725 if it's wider than long and the target's long is wider than the
4728 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4730 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4731 directly include rs6000/rs6000.h. Instead do it in tm.h.
4733 2001-05-02 Stan Shebs <shebs@apple.com>
4735 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4736 NSConstantString for NeXT-style runtimes.
4737 (STRING_OBJECT_GLOBAL_NAME): New macro.
4738 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4739 OCTI_STRING_CLASS_DECL.
4740 (constant_string_global_id): New macro.
4741 (string_class_decl): Ditto.
4742 (setup_string_decl): New function.
4743 (build_objc_string_object): Use it to build a NeXT runtime
4744 compatible string initializer.
4746 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4748 * tradcpp.c (do_define): Make sure we don't walk past limit.
4750 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4752 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4753 offsets if not REG_OK_STRICT.
4755 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4756 (INT_REG_OK_FOR_INDEX_P): Likewise.
4757 (INT_REG_OK_FOR_BASE_P): Likewise.
4758 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4759 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4760 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4761 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4762 REG_OK_FOR_BASE_P. Take an additional parameter.
4763 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4764 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4765 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4766 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4767 rs6000_legitimate_address() and use it.
4768 * config/rs6000/rs6000.c: Update all callers.
4769 (rs6000_legitimate_address): New function.
4771 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4773 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4774 special_constant conditional blocks together.
4776 2001-05-02 Dale Johannesen <dalej@apple.com>
4778 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4780 (STRICT_ARGUMENT_NAMING): Define.
4781 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4782 function_arg_partial_nregs, setup_incoming_varargs): Remove
4783 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4786 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4788 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4790 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4793 * expr.c (store_field): Do nothing except elaborate side-effects if
4796 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4798 * c-lex.c: NULL_PTR -> NULL.
4800 * emit-rtl.c: Likewise.
4802 * genpeep.c: Likewise.
4804 * mips-tdump.c: Likewise.
4805 * reload1.c: Likewise.
4806 * rtlanal.c: Likewise.
4808 * stor-layout.c: Likewise.
4809 * toplev.c: Likewise.
4811 2001-05-01 Per Bothner <per@bothner.com>
4813 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4814 call do_pending_stack_adjust before emiting label.
4816 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4818 * extend.texi: Fix typo.
4820 2001-05-01 Stan Shebs <shebs@apple.com>
4822 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4823 of UOBJC_MODULES_decl.
4824 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4825 (generate_descriptor_table): Ditto.
4826 (generate_protocols): Ditto.
4827 (generate_protocol_list): Ditto.
4828 (generate_classref_translation_entry): Ditto.
4830 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4832 * invoke.texi (Optimize Options): Add documentation for `--param
4833 max-delay-slot-insn-search' and `--param
4834 max-delay-slot-live-search' and reorder --param section.
4835 * params.def: Modify initial comment.
4836 * params.h (param_info): Add `help' member.
4837 * toplev.c (lang_independent_params): Include `help' description.
4838 (display_help): Print --param parameters.
4840 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4842 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4843 Remove references to deleted files.
4844 (*-*-openbsd): No need to override xmake_file.
4845 (*-*-sysv4): Treat like *-*-sysv.
4847 * configure.in: Probe for ldopen in various places, and set up
4848 collect2 to be linked with them if found.
4849 Don't dink with Windows registry stuff unless $host_os is a
4850 Win32 os name. Check to see if we need -ladvapi32.
4851 * configure: Regenerate.
4853 * Makefile: Get rid of CLIB and HOST_CLIB.
4854 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4855 * build-make: Get rid of HOST_CLIB.
4857 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4858 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4859 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4860 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4861 config/rs6000/x-rs6000: Delete.
4863 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4866 24 x-host fragments remain, 0 x-cpu, 3 top level.
4868 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4870 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4871 * configure: Regenerate.
4873 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4875 * Makefile.in (install-headers): Remove redundant dependency.
4877 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4879 * c-tree.texi (USING_STMT): Document.
4881 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4883 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4884 * c-common.c: Likewise.
4885 * c-decl.c: Likewise.
4886 * combine.c: Likewise.
4887 * rs6000.c: Likewise.
4888 * except.c: Likewise.
4889 * explow.c: Likewise.
4891 * fold-const.c: Likewise.
4892 * function.c: Likewise.
4895 * integrate.c: Likewise.
4897 * objc/objc-act.c: Likewise.
4898 * recog.c: Likewise.
4899 * reg-stack.c: Likewise.
4900 * reload.c: Likewise.
4901 * reload1.c: Likewise.
4902 * simplify-rtx.c: Likewise.
4904 * varasm.c: Likewise.
4906 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4908 * diagnostic.def: New file.
4909 * diagnostic.h (diagnostic_t): New enum.
4910 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4912 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4914 * tsystem.h: Test only POSIX for availability of string.h
4916 * config.gcc (all systems): If USG appeared in xm_defines,
4917 change it to POSIX. If both USG and POSIX appeared, just
4918 delete USG. Remove unnecessary quotes around xm_defines
4920 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4921 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4922 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4923 powerpc-*-linux*): No need to set xm_defines - handled by
4924 global settings for *-*-linux*.
4926 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4928 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4929 Always include gstab.h, not system stab.h. Don't provide
4930 default definitions of N_CATCH or N_OPT. Always use the
4931 gstab.h variant of STAB_CODE_TYPE.
4932 * final.c: Don't include stab.h/gstab.h at all, or provide
4933 defaults for N_SLINE and N_SOL.
4935 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4936 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4938 * sdbout.c: Always include gsyms.h instead of system syms.h.
4940 * configure.in: No need to check for stab.h.
4941 * configure, config.in: Regenerate.
4942 * Makefile.in (final.o): Don't depend on gstab.h.
4944 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4945 Richard Henderson <rth@redhat.com>
4947 * extend.texi: Improve documentation of volatile asms.
4949 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4951 * c-tree.texi: Fix thinko.
4952 * gcc.texi: Likewise.
4954 2001-04-30 Richard Henderson <rth@redhat.com>
4956 * c-common.c (c_promoting_integer_type_p): New function, from the
4957 corpse of old macro. Properly promote too-small enumerations and
4958 booleans. Adjust all callers.
4959 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4960 (c_promoting_integer_type_p): Declare.
4961 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4962 * c-typeck.c: Likewise.
4963 (default_conversion): Remove now redundant boolean check.
4965 2001-04-30 Jan Hubicka <jh@suse.cz>
4966 Richard Henderson <rth@redhat.com>
4968 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4970 (combine_stack_adjustments_for_block): Don't combine stack
4971 allocation followed by deallocations. Handle grow-up stacks.
4973 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4975 * fdl.texi: New file.
4976 * c-tree.texi: Use the GFDL.
4977 * gcc.texi: Likewise.
4979 2001-04-30 Stan Shebs <shebs@apple.com>
4981 * invoke.texi: Add a section documenting Objective-C options.
4983 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4985 * emit-rtl.c (try_split): Copy EH notes to sequence.
4987 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4989 * regmove.c (record_stack_memrefs): Catch all references to the
4992 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4994 * Makefile.in (stmp-fixinc): quote shell assignment values
4996 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4998 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
5002 * prefix.c: Likewise.
5004 2001-04-28 Stan Shebs <shebs@apple.com>
5006 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
5007 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
5008 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
5009 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
5011 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
5012 (NEXT_OBJC_RUNTIME): Define.
5014 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
5016 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
5017 * simplify-rtx.c (simplify_gen_relational): Likewise.
5019 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
5021 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
5022 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
5024 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
5025 registers in SSE case; fix handling of the immediates.
5026 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
5027 operands to be in regsiters before reload.
5028 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
5029 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
5030 (abstf,absxf,negtf,negxf splitters): Compute
5031 properly the regnum for x86_64.
5032 (avsdf2_if_rex64): New.
5034 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
5036 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
5037 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
5038 into the constant pool.
5039 * jump.c (jump_optimize_1): Remove barrier successors after all
5040 the LABEL_NUSES counds have been computed.
5041 (delete_barrier_successors): When deleting a tablejump insn, also
5042 delete the jump table it uses.
5043 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
5046 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
5048 * pa.c (FRP): Remove erroneous white space in macro definition.
5050 2001-04-28 Andreas Jaeger <aj@suse.de>
5052 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
5054 * extend.texi: Likewise.
5055 * tm.texi: Likewise.
5057 2001-04-28 Andreas Jaeger <aj@suse.de>
5059 * md.texi: Use XX-bit instead of XXbit or XX bit where
5062 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
5064 * gcc.c (process_command): Allow -l lib in addition to -llib
5065 for POSIX compliance. This fixes PR c/2347.
5067 * invoke.texi: Update section on Link Options accordingly.
5069 2001-04-27 Zack Weinberg <zackw@stanford.edu>
5071 * function.c (purge_addressof_1): Remove the duplicate
5072 if (code == SET) block. Fold the two if (code == ADDRESSOF)
5075 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
5077 * except.c (expand_eh_region_start): Don't start a new block.
5078 (expand_eh_region_end): Don't end a block.
5079 * stmt.c (expand_end_bindings): Don't end EH blocks.
5080 (expand_decl_cleanup): Starting an EH region won't change the block.
5081 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
5082 (is_eh_region): Lose.
5085 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
5087 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
5089 * collect2.c (main): Add `-L' case to remove duplicate entries.
5090 (is_in_args): New function to check for a duplicate argument.
5091 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
5092 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
5093 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
5094 Define to be nonzero.
5096 2001-04-27 Andreas Jaeger <aj@suse.de>
5097 Richard Henderson <rth@redhat.com>
5099 * md.texi (Machine Constraints): Document additional i386
5100 constraints and fix description of "A".
5102 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
5104 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
5106 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
5108 * except.c (get_exception_filter): word_mode, not Pmode.
5110 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
5112 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
5113 common to other movsf patterns. Move up so that in future
5114 people who change the other patterns will change it too.
5115 (movsf_lo_sum): Allow even for soft-float; add appropriate
5117 (movsf_high): Likewise.
5118 (movsf_high+1): Allow even for soft-float.
5120 * function.c (expand_function_end): Always clobber the
5121 return registers, even if there is no return label.
5123 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5125 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
5127 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
5129 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
5130 (pushqi2_rex64, pushhi2_rex64): Add.
5132 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
5134 * except.c (expand_eh_region_end_cleanup): Force pending stack
5135 adjust before emitting label that branches around cleanup code.
5137 2001-04-26 H.J. Lu (hjl@gnu.org)
5139 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
5141 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
5143 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
5144 (ASM_OUTPUT_SECTION_NAME): Likewise.
5145 (ASM_WEAKEN_LABEL): Likewise.
5146 (UNIQUE_SECTION): Likewise.
5147 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5148 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5149 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
5150 (ASM_OUTPUT_SECTION_NAME): Likewise.
5151 (ASM_WEAKEN_LABEL): Likewise.
5152 (UNIQUE_SECTION): Likewise.
5153 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5154 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5155 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
5156 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
5157 (ASM_FILE_START): Likewise.
5158 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5159 (ASM_DECLARE_OBJECT_NAME): Likewise.
5160 (ASM_FILE_END): Likewise.
5161 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5162 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
5163 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5164 (ASM_OUTPUT_CASE_LABEL): Likewise.
5165 (ASM_OUTPUT_SKIP): Likewise.
5166 (ASM_OUTPUT_ASCII): Likewise.
5167 (ASM_OUTPUT_IDENT): Likewise.
5168 (READONLY_DATA_SECTION): Likewise.
5169 (EXTRA_SECTIONS): Likewise.
5170 (EXTRA_SECTION_FUNCTIONS): Likewise.
5171 (SELECT_RTX_SECTION): Likewise.
5172 (SELECT_SECTION): Likewise.
5174 * config/mips/linux.h (INVOKE__main): Undefine.
5175 (CTOR_LIST_BEGIN): Likewise.
5176 (CTOR_LIST_END): Likewise.
5177 (DTOR_LIST_BEGIN): Likewise.
5178 (DTOR_LIST_END): Likewise.
5179 (SET_ASM_OP): Defined it to ".dummy".
5180 (ASM_OUTPUT_DEF): Defined.
5181 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
5183 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
5185 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
5186 assembler supports .p2align.
5188 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
5190 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
5192 2001-04-26 Jakub Jelinek <jakub@redhat.com>
5194 * integrate.c (expand_inline_function): Check for error_mark_node
5197 2001-04-26 Jakub Jelinek <jakub@redhat.com>
5199 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
5202 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
5204 * configure.in (configargs.h): Define thread_model.
5205 * configure: Rebuilt.
5206 * gcc.c (main): Print it with -v.
5208 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
5210 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
5211 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
5212 * gcc.1: Regenerate.
5214 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5216 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
5217 is_redundant_typedef): Use static inline instead of inline static.
5219 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
5221 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
5222 this directory is always searched.
5224 2001-04-25 Richard Henderson <rth@redhat.com>
5226 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
5227 of registers to restore along non eh_return path.
5229 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5231 * c-format.c (check_format_info_recurse): Handle
5232 PLUS_EXPR for format string.
5234 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5236 * config/ia64/ia64.h (CC1_SPEC): Define.
5237 * config/ia64/linux.h (CC1_SPEC): Define.
5239 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
5241 * emit-rtl.c (constant_subword): Also do sign extension in
5242 BITS_PER_WORD == 16 case.
5244 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
5246 * loop.c (try_swap_copy_prop): Go back to checking insn.
5248 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5250 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
5251 if check_mode is non-zero.
5253 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5255 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
5256 out and comparison sequence has been detected, put result into
5257 proper temporary pseudo.
5259 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5261 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
5262 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
5263 * libgcc2.c: Remove __dummy and __builtin_saveregs.
5264 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
5265 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
5266 for future reference.
5268 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
5270 * except.c (reachable_handlers): Step out one level from a RESX.
5272 * except.c (struct eh_region): Rename 'last' to 'resume'.
5273 (mark_eh_region, duplicate_eh_region_1): Adjust.
5274 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
5275 (build_post_landing_pads): Likewise.
5276 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
5277 (expand_eh_region_end_must_not_throw): Likewise.
5278 (connect_post_landing_pads): Thread (only) regions with non-deleted
5281 * except.c (expand_eh_region_end_cleanup): Save the EH return data
5282 registers around the cleanup.
5283 (get_exception_filter): New fn.
5284 (finish_eh_generation): Use it.
5286 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
5288 * c-semantics.c (add_scope_stmt): Don't call
5289 current_scope_stmt_stack multiple times.
5291 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5292 Nathan Sidwell <nathan@codesourcery.com>
5294 Lazy __FUNCTION__ generation.
5295 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
5296 RID_C99_FUNCTION_NAME): New _RIDs.
5297 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
5298 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
5299 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
5301 (function_id_node, pretty_function_id_node, func_id_node): Remove.
5302 (c99_function_name_decl_node, function_name_decl_node,
5303 pretty_function_name_decl_node, saved_function_name_decls):
5305 (struct language_function): Remove x_function_name_declared_p.
5306 (make_fname_decl): Remove a parameter.
5307 (declare_function_names): Remove prototype.
5308 (start_fname_decls, finish_fname_decls): Prototype.
5309 (fname_as_string): Likewise.
5310 (fname_string, fname_decl): Likewise.
5311 * c-common.c (make_fname_decl): Adjust.
5312 (struct fname_var_t): New struct.
5313 (fname_vars): New static array.
5314 (declare_function_name): Remove.
5315 (start_fname_decls, finish_fname_decls): New functions.
5316 (fname_as_string): New function from remnants of
5317 declare_function_name.
5318 (fname_string, fname_decl): New functions.
5320 * c-decl.c (c_function_name_declared_p): Remove.
5321 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
5322 don't call declare_function_name. Call start_fname_decls.
5323 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
5324 clobber the line number. Call finish_decl.
5325 (start_function): Call start_fname_decls.
5326 (finish_function): Call finish_fname_decls.
5327 Remove c_function_name_declared_p.
5328 (push_c_function_context): Don't push c_function_name_declared_p.
5329 (pop_c_function_context): Don't pop c_function_name_declared_p.
5330 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
5331 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
5332 (program): Call finish_fname_decls for C.
5333 (primary): Add VAR_FUNC_NAME.
5334 (reswords): Add slots for __FUNCTION__ et al.
5335 (rid_to_yy): Add mappings for __FUNCTION__ et al.
5336 (yylexname): If it's a STRING_FUNC_NAME generate the function name
5337 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
5338 * c-semantics.c (prune_unused_decls): Remove.
5339 (finish_stmt_tree): Don't call prune_unused_decls.
5340 (genrtl_decl_stmt): Don't prune unused decls here.
5342 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
5344 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
5345 constant pool, use the pool's SYMBOL_REF instead.
5347 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
5350 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
5352 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
5353 passing nested NOP_EXPRs to fold.
5355 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
5357 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
5359 2001-04-22 Mark Mitchell <mark@codesourcery.com>
5361 * loop.c (loop_delete_insns): Add prototype.
5363 2001-04-23 Phil Edwards <pme@sources.redhat.com>
5365 * configure.in: Remove ENABLE_STD_NAMESPACE.
5366 * config.in: Regenerated.
5367 * configure: Regenerated.
5369 2001-04-22 Stan Shebs <shebs@apple.com>
5371 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
5373 * config/rs6000/xm-darwin.h: Remove file.
5375 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5377 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
5378 (write_c_file_stat): Likewise.
5380 * dbxout.c (dbxout_init): Likewise.
5382 * profile.c (output_func_start_profiler): Likewise.
5384 2001-04-22 Philipp Thomas <pthomas@suse.de>
5386 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
5387 require it instead of the CVS version.
5388 * cpperror.c (v_message): Put a blank before the macro
5389 body to not confuse exgettext.
5391 2001-04-21 Mark Mitchell <mark@codesourcery.com>
5393 * flow.c (proagate_one_insn): Remove useless assignment.
5394 * jump.c (delete_insn): Tidy.
5395 * loop.c (try_copy_prop): When deleting an instruction with a
5396 REG_RETVAL note, delete the entire libcall sequence.
5397 (loop_delete_insns): New function.
5398 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
5399 we're not substituting into them yet.
5401 2001-04-21 Kazu Hirata <kazu@hxi.com>
5403 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
5405 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
5407 * config/i960/i960.c (signed_arith_operand): Likewise.
5409 * calls.c (expand_call): Fix a comment typo.
5411 2001-04-20 Zack Weinberg <zackw@stanford.edu>
5413 * configure.in: Probe for times, clock, struct tms, and clock_t.
5414 * configure, config.in: Regenerate.
5415 * timevar.c: Replace ifdef forest in get_time with (relatively)
5416 straightforward series of checks based on autoconf's probes.
5418 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
5420 * config/pa/som.h (NM_FLAGS): Define.
5422 2001-04-20 Bernd Schmidt <bernds@redhat.com>
5424 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
5426 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
5427 * ia64.c (nop_cycles_until): New function.
5428 (prev_cycle, prev_first, last_issued): New static variables.
5429 (ia64_sched_reorder): Additional arg for clock.
5430 On final scheduling pass, emit extra NOPs as needed.
5431 Set prev_first and prev_cycle.
5432 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
5433 (ia64_variable_issue): Set last_issued.
5435 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
5437 * config/i386/i386.c (ix86_expand_int_movcc,
5438 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
5440 2001-04-20 Geoff Keating <geoffk@redhat.com>
5442 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
5443 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
5444 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
5445 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
5446 ctrdi_internal6): In the short-branch case, this insn is only 4
5447 bytes long. Reported by Reza Yazdani <reza@apple.com>.
5449 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5451 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
5452 "=u" is used together with "st" resp. "st(1)" clobber.
5454 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5456 * gcse.c (gcse_main): Fix comment typo.
5457 (delete_null_pointer_check): Likewise.
5458 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
5459 * cse.c (cse_insn): Likewise.
5460 * function.c (fixup_var_refs_insns_with_hash): The sequence is
5463 2001-04-19 Zack Weinberg <zackw@stanford.edu>
5465 * toplev.c: Excise all code for the undocumented -dm option.
5466 (float_signal): Call signal just once, unconditionally.
5468 2001-04-19 Geoff Keating <geoffk@redhat.com>
5470 * fold-const.c (fold): Use first_rtl_op rather than
5471 TREE_CODE_LENGTH when looping over parameters of a tree.
5472 Correct strange grouping in test for evaluated SAVE_EXPR.
5474 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
5476 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
5477 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
5479 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
5480 name at 32 total characters.
5481 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
5482 functions in named sections -- data items can still go into unique
5483 sections, but they have normal names (ie $LIT$ and $DATA$).
5485 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
5488 2001-04-19 DJ Delorie <dj@redhat.com>
5490 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5491 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
5492 * config/i386/cygwin.h: Likewise.
5493 * config/i386/mingw32.h: Likewise.
5494 * config/vax/vms.h: Likewise.
5495 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
5497 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5498 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
5499 * config/i386/xm-cygwin.h: Likewise.
5500 * config/i386/xm-djgpp.h: Likewise.
5501 * config/i386/xm-mingw32.h: Likewise.
5502 * config/vax/xm-vms.h: Likewise.
5504 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
5505 instead of OBJECT_SUFFIX.
5506 * collect2.c (find_a_file): Look for files matching the extension
5507 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
5508 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
5509 TARGET_EXECUTABLE_SUFFIX.
5510 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
5511 (make_relative_prefix): Likewise.
5512 (convert_filename): Use TARGET_ suffixes throughout. Remove
5514 (process_command): Likewise.
5515 (do_spec_1): Likewise.
5516 * java/lang.c (init_parse): Likewise.
5518 * gcc.texi : Document four new options matching the pattern
5519 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
5520 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
5521 documentation for NO_AUTO_EXE_SUFFIX.
5523 2001-04-19 Mark Mitchell <mark@codesourcery.com>
5525 * toplev.h (struct lang_hooks): Allow decode_option to indicate
5526 that language-independent processing should not be done.
5527 * toplev.c (main): Adjust accordingly.
5529 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
5530 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
5532 * mips.md (reload_outputdi): Require that operand0 be a
5535 2001-04-19 Jakub Jelinek <jakub@redhat.com>
5537 * invoke.texi (-Wshadow): Clarify.
5539 2001-04-18 Mark Mitchell <mark@codesourcery.com>
5541 * loop.c (load_mems): Examine all the instructions in the loop
5542 before concluding that all jumps branch to the first instruction
5545 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
5547 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
5549 2001-04-18 Jakub Jelinek <jakub@redhat.com>
5551 * cpp.texi (-Wwhite-space): Remove.
5552 (-Wall): -Wall does not imply -Wwhite-space.
5554 2001-04-17 Zack Weinberg <zackw@stanford.edu>
5556 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
5557 use it instead of blindly generating a .stabs.
5558 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
5560 * xcoffout.c: Don't bother defining default for N_CATCH.
5561 (UNKNOWN_STAB): Use internal_error.
5562 (stab_to_sclass): Remove now-unnecessary aborts.
5563 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
5565 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
5567 * jump.c (mark_all_labels): Canonicalize the tail recursion
5568 label attached to CALL_PLACEHOLDER insns.
5570 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5572 * output.h (dump_flow_info, free_basic_block_vars,
5573 which_alternative): Delete redundant prototypes.
5575 * rtl.h (bss_section): Likewise.
5577 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
5579 * dbxout.c (N_OPT): Define if not available from <stab.h>
5581 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5583 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
5584 libraries and native K&R compilers.
5586 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5588 * c-typeck.c (convert_arguments): Don't check for width changes
5591 * invoke.texi (-Wtraditional): Update documentation.
5593 2001-04-16 Zack Weinberg <zackw@stanford.edu>
5595 * toplev.c (output_lang_identify): Delete.
5596 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
5597 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
5598 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
5599 after calling ASM_FILE_END.
5601 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
5602 Instead, unconditionally emit an N_OPT stab with string equal
5603 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
5605 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
5607 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
5608 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
5609 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
5610 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
5611 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
5612 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
5613 config/i370/i370.h, config/i386/beos-elf.h,
5614 config/i386/osf1elf.h, config/i386/osfrose.h,
5615 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
5616 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
5617 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
5618 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
5619 config/mips/iris6.h, config/mips/osfrose.h,
5620 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
5621 config/sparc/sp64-elf.h:
5622 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
5623 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
5625 * config/elfos.h, config/freebsd.h, config/linux.h,
5626 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
5627 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
5628 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
5629 of ASM_FILE_START which merely emit a .version directive. Delete
5630 definitions of ASM_FILE_END which merely emit an .ident directive.
5632 * config/avr/avr.h, config/vax/vax.h: Delete definition of
5633 ASM_IDENTIFY_GCC and move part of its logic into
5636 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
5637 config/sparc/linux-aout.h: Don't emit .version directive in
5640 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
5641 (output_file_start): Correct comment.
5643 * config/i386/osfrose.h: Don't emit trailing .ident directive.
5644 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
5646 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
5647 * config/rs6000/aix.h: Correct comment.
5649 * config/i386/i386afe.h: Delete.
5650 * config.gcc: Remove references to i386afe.h.
5652 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
5653 other macros deleted by this patch were undocumented.
5655 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
5657 * pa.md (reload_outdi): Operand 0 must be a non hard register.
5659 * pa.c (secondary_reload_class): SAR<->FP copies require a
5662 * install.texi (mips-mips-bsd): Update list of functions
5663 required to include memmove.
5664 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
5665 used functions to include memmove.
5667 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
5669 * i386.md (sqrtdf2): SFmode should be DFmode.
5671 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
5673 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
5674 (find_moveable_store): Likewise.
5676 2001-04-15 Jim Wilson <wilson@redhat.com>
5678 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
5680 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5682 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
5683 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
5685 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5687 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
5690 2001-04-14 Alan Modra <amodra@one.net.au>
5692 * pa.c (force_mode): New function.
5693 (emit_move_sequence): Use it instead of generating new rtx_REGs.
5695 2001-04-13 Jim Wilson <wilson@redhat.com>
5697 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
5698 (first_instruction): New static variable.
5699 (rtx_needs_barrier): Return 1 for alloc.
5700 (init_insn_group_barriers): Set first_instruction.
5701 (rws_sum): Delete duplicate definition.
5702 (group_barrier_needed_p): Return 0 when first_instruction true.
5703 (safe_group_barrier_needed_p): Save and restore first_instruction
5704 around group_barrier_needed_p call.
5706 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
5708 * expr.h (enum libfunc_index): Add LTI_memmove.
5709 (memmove_libfunc): Define macro.
5710 * optabs.c (init_optabs): Initialize memmove_libfunc.
5711 * expr.c (expand_assignment): Use memmove_libfunc instead of
5714 2001-04-13 Alan Modra <alan@linuxcare.com.au>
5716 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
5719 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5721 * Makefile.in (reg-stack.o): Depend on reload.h.
5722 (insn-attrtab.o): Depend on flags.h.
5724 * genattrtab (main): Include flags.h in insn-attrtab.c.
5726 * reg-stack.c: Include reload.h.
5728 * sparc.h (flag_pic): Delete redundant declaration.
5730 * output.h (flag_pic): Likewise.
5732 * tree.h (pedantic): Likewise.
5734 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5736 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5738 * jump.c, regmove.c, toplev.c: Include reload.h.
5740 * reload.h (reload_cse_regs): Declare.
5742 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5743 reload_cse_regs, init_reload, mark_home_live, reload,
5744 init_caller_save): Delete redundant prototypes.
5746 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5748 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5750 * regclass.c, ssa.c: Include expr.h.
5752 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5753 gen_move_insn): Delete redundant declarations.
5755 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5757 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5758 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5759 MAKEINFO and MAKEINFOFLAGS too.
5760 (stage4_build): Correctly order -B flags.
5762 2001-04-13 Alan Modra <amodra@one.net.au>
5764 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5765 PIC_OFFSET_TABLE_SAVE_RTX.
5766 (zdepi_cint_p): Describe zdepi insn.
5767 Formatting and white space fixes throughout file.
5769 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5770 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5771 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5772 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5773 (output_64bit_and): Use plain `int's for shift counts.
5774 (output_64bit_ior): Likewise.
5775 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5776 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5779 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5780 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5781 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5782 NEW_HP_ASSEMBLER into one. Kill warnings.
5784 * pa-gas.h: Delete file.
5785 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5786 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5787 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5788 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5790 * config/pa/mill32.S: New file.
5791 * config/pa/mill64.S: New file.
5792 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5793 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5794 * config/pa/t-linux64: New file.
5795 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5796 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5797 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5799 * elfos.h (SELECT_SECTION): Undef before defining.
5800 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5801 (LIB_SPEC): Remove -lmilli.
5802 (DBX_REGISTER_NUMBER): Remove.
5803 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5804 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5805 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5806 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5807 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5808 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5809 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5810 TARGET_GAS): Define.
5811 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5812 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5813 regs if we don't have a prototype.
5814 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5815 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5816 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5817 EH_RETURN_HANDLER_RTX): Define.
5818 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5819 (DWARF_FRAME_REGNUM): Define.
5820 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5821 * pa32-linux.h: New file.
5822 * pa64-linux.h: New file.
5824 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5825 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5826 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5827 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5828 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5829 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5830 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5831 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5832 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5833 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5834 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5835 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5836 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5837 * pa64-hpux.h: New file.
5838 (ASM_FILE_START): Correct typo.
5839 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5840 * config.gcc: Modify for above.
5842 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5844 * jump.c (jump_optimize_1): Don't delete dead stores here.
5845 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5846 prior to running jump optimize before cse2.
5848 2001-04-12 Richard Henderson <rth@redhat.com>
5850 * Makefile.in (regmove.o): Depend on except.h.
5851 * regmove.c: Include it.
5853 2001-04-12 Stan Shebs <shebs@apple.com>
5855 * objc/objc-act.c: Remove all code ifdefed with the never-used
5856 macro OBJC_INT_SELECTORS.
5857 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5858 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5860 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5862 * config/pa/quadlib.c: Add prototypes.
5864 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5866 * bitmap.h (debug_bitmap): Delete redundant prototype.
5868 * rtl.h (get_frame_size): Likewise.
5870 2001-04-12 Jim Wilson <wilson@redhat.com>
5872 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5873 to just emit an fnorm.
5875 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5877 * c-common.h (truthvalue_conversion, type_for_mode,
5878 type_for_size): Delete redundant declarations.
5880 * c-lex.h (is_class_name): Likewise.
5882 * c-tree.h (pedantic, convert, getdecls, gettags,
5883 global_bindings_p, init_decl_processing, insert_block,
5884 maybe_build_cleanup, poplevel, print_lang_decl,
5885 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5886 set_block, incomplete_type_error, build_function_call,
5887 lvalue_or_else, mark_addressable): Likewise.
5889 * expr.h (expand_tree_builtin): Likewise.
5891 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5893 * invoke.texi: Document --param max-gcse-memory.
5895 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5897 * configure.in (errno): Check for declaration.
5898 * configure, config.in: Regenerated.
5900 * system.h (errno): Only declare if not already done.
5902 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5904 * recog.c (general_operand, immediate_operand,
5905 nonmemory_operand): Require CONST_INTs to be sign-extended
5906 values for their modes.
5908 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5910 * expmed.c (store_bit_field): Truncate CONST_INTs.
5911 (expand_mult_highpart, expand_divmod): Likewise.
5912 * expr.c (convert_modes, store_field): Likewise.
5913 * integrate.c (expand_inline_function): Use promote_mode() to
5914 determine whether to convert_modes() an argument as signed
5916 * optabs.c (expand_binop): Get CONST_INT operands
5917 sign-extended for their appropriate modes.
5918 * stmt.c (emit_case_nodes): Convert node values to the
5920 (expand_end_case): Convert minval and range to the appropriate
5922 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5923 the iteration variable.
5924 * varasm.c (immed_double_const): Don't require words to be
5925 narrower than host wide ints to properly sign-extend
5928 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5930 * sh.md (builtin_setjmp_receiver): New expander.
5932 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5934 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5935 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5936 for generating CONST_INT and CONST_DOUBLE.
5938 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5940 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5941 already sign-extended.
5942 (rs6000_emit_prologue): Make register iterator signed.
5943 (rs6000_emit_epilogue): Likewise.
5944 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5946 (movsf split, movdf split): Sign-extend CONST_INTs.
5947 (movdi splits): Likewise.
5949 2001-04-12 Kelley Cook <kelley.cook@home.com>
5951 * config-lang.in (lang_dirs): Add in zlib.
5953 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5955 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5956 operands that make it to RTL.
5958 2001-04-11 Stan Shebs <shebs@apple.com>
5960 Add Darwin (Mac OS X kernel) native support.
5961 * config.gcc (powerpc-*-darwin*): Add native bits.
5962 * config/darwin.c: New file, generic Darwin support functions.
5963 * config/darwin.h: New file, generic Darwin definitions.
5964 * config/darwin-protos.h: New file, generic Darwin prototypes.
5965 * rs6000/darwin.h: New file, Darwin for PowerPC.
5966 * rs6000/t-darwin: New file, Darwin makefile fragment.
5967 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5968 (TARGET_MACHO): Ditto.
5969 (rs6000_abi): Add ABI_DARWIN.
5970 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5971 (RS6000_SAVE_AREA): Ditto.
5972 (FP_ARG_MAX_REG): Ditto.
5973 (RETURN_ADDRESS_OFFSET): Ditto.
5974 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5976 (rs6000_emit_move): Add ABI_DARWIN cases.
5977 (print_operand): Ditto.
5978 (first_reg_to_save): Ditto.
5979 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5980 (debug_stack_info): Ditto.
5981 (rs6000_emit_prologue): Ditto.
5982 (rs6000_emit_epilogue): Ditto.
5983 (output_profiler_hook): Ditto.
5984 (output_function_profiler): Ditto.
5985 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5986 (output_mi_thunk): Add TARGET_MACHO case.
5987 (add_compiler_stub): Ditto.
5988 (output_compiler_stub): Ditto.
5989 (no_previous_def): Ditto.
5990 (output_call): Ditto.
5991 (machopic_output_stub): Ditto.
5992 (rs6000_machopic_legitimize_pic_address): Ditto.
5993 (toc_section): Ditto.
5994 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5995 (macho_high): Ditto.
5998 (load_macho_picbase): Ditto.
5999 (call): Add TARGET_MACHO case to modify function.
6000 (call_value): Ditto.
6001 (call_nonlocal_sysv): Add ABI_DARWIN case.
6002 (call_value_nonlocal_sysv): Ditto.
6003 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
6005 (machopic_output_stub): Ditto.
6006 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
6008 2001-04-11 Mark Mitchell <mark@codesourcery.com>
6010 * dwarf2out.c (modified_type_die): Don't create new types here.
6011 * tree.h (get_qualified_type): New function.
6012 (build_qualified_type): Adjust comment.
6013 * tree.c (get_qualified_type): New function.
6014 (build_qualified_type): Use it.
6016 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6018 * cpp.texi (-Wtraditional): Update description.
6020 * invoke.texi (-Wtraditional): Likewise.
6022 2001-04-11 Jim Wilson <wilson@redhat.com>
6024 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
6025 requires more than 64 bits of alignment.
6027 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
6029 * cpplib.c (do_line): Sanity check iff enable checking.
6031 2001-04-11 Richard Henderson <rth@redhat.com>
6033 * Makefile.in (insn-recog.o): Depend on toplev.h.
6034 (insn-emit.o, doloop.o): Likewise.
6035 * genrecog.c, genemit.c: Include toplev.h in generated file.
6036 * doloop.c: Include toplev.h.
6038 2001-04-11 Mark Mitchell <mark@codesourcery.com>
6040 * Makefile.in (gcse.o): Depend on params.h.
6041 * gcse.c: Include params.h.
6042 (gcse_main): Don't do GCSE if doing so will take inordinate
6044 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
6045 * params.h (MAX_GCSE_MEMORY): New macro.
6047 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6049 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
6051 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
6053 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6055 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
6057 * real.h (ereal_atof, real_value_truncate, target_isnan,
6058 target_isinf, target_negative, assemble_real, debug_real): Delete
6059 redundant prototypes.
6061 * Makefile.in (ifcvt.o): Depend on toplev.h.
6063 * c-semantics.c: Include expr.h.
6065 * ifcvt.c: Include toplev.h.
6067 * expr.h (rtx_equal_p): Delete prototype.
6069 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
6070 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
6071 eliminate_constant_term, expand_complex_abs, find_single_use,
6072 make_tree, init_expr_once, init_optabs, supports_one_only):
6075 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
6076 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
6077 expand_assignment, store_expr, emit_line_note_after,
6078 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
6080 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
6082 * sparc-protos.h: Delete redundant prototypes.
6084 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
6086 * reload.c (push_reload): Add condition missed in SUBREG byte
6089 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6091 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
6093 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
6095 * i386.md (floatsisf_sse): Fix output template
6096 * i386.c (ix86_expand_fp_movcc)
6098 * reg-stack.c (emit_pop_insn): Handle complex modes.
6099 (move_for_stack_reg): Emit proper move mode.
6100 (subst_stack_regs_pat): Handle complex modes.
6102 2001-04-11 Jakub Jelinek <jakub@redhat.com>
6104 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
6106 2001-04-10 Richard Henderson <rth@redhat.com>
6108 * libgcc2.h (__terminate_func_ptr): Remove typedef.
6109 (__pure_virtual, __terminate, __terminate_set_func,
6110 __default_terminate, __throw_type_match, __empty,
6111 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
6112 __eh_rtime_match, __unwinding_cleanup, __rethrow,
6113 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
6114 Remove prototypes of deleted functions.
6116 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6118 * c-typeck.c (convert_arguments): -Wtraditional now activates
6119 -Wconversion warnings, except for changes in signed-ness.
6120 Detect complex<->int & int<->complex conversions as well.
6122 * invoke.texi (-Wtraditional): Document it.
6124 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6126 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
6127 * flow.c (set_block_for_new_insns): Remove needless cast and
6128 properly check for unset block number.
6130 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
6132 * function.c (purge_single_hard_subreg_set): Only check REGNO if
6133 the subreg was a hard register. Pseudos are left as subregs.
6135 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6137 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
6138 (LIB2ADD_ST): New macro, pass it to mklibgcc.
6139 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
6140 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
6141 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
6143 2001-04-09 Bo Thorsen <bo@suse.co.uk>
6145 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
6147 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6149 * output.h (set_block_num): Missed it earlier, remove deprecated
6152 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6154 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
6155 (load_killed_in_block_p): Change bb parameter from int to basic_block.
6156 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
6157 (handle_rd_kill_set): Change bb parameter from int to basic_block.
6158 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
6159 (expr_killed_p): Change bb parameter from int to basic_block, pass
6160 basic_blocks instead of ints as parameters.
6161 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
6162 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
6163 from int to basic_block, pass basic_blocks instead of ints as parms.
6164 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
6165 parameter from int to basic_block, pass basic_blocks instead of ints.
6166 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
6167 (insert_insn_end_bb): Change bb parameter from int to basic_block,
6168 pass basic_blocks instead of ints.
6169 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
6170 basic_blocks instead of ints as parameters.
6171 (pre_delete): Pass basic_blocks instead of ints as parameters.
6172 (hoist_expr_reaches_here_p): Change bb parameter from int to
6173 basic_block, pass basic_blocks instead of ints.
6174 (hoist_code): Pass basic_blocks instead of ints as parameters.
6175 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
6176 Change bb parameter from int to basic_block.
6177 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
6178 (insert_insn_start_bb): Change bb parameter from int to basic_block,
6179 pass basic_blocks instead of ints.
6180 (insert_store): Pass basic_blocks instead of ints as parameters.
6181 (replace_store_insn, delete_store): Change bb parameter from int to
6182 basic_block, pass basic_blocks instead of ints.
6183 (store_motion): Pass basic_blocks instead of ints as parameters.
6185 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6187 * basic-block.h (set_new_block_for_insns): New Prototype.
6188 (set_block_num): Delete prototype.
6189 * flow.c (set_block_num): Remove obsolete function.
6190 (set_block_for_new_insns): Set BB for single or multiple insns.
6191 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
6192 (process_insn_end_bb): Use set_block_for_new_insns or
6193 set_block_for_insn instead of set_block_num.
6194 (pre_insert_copy_insn): Use set_block_for_new_insns.
6195 (update_ld_motion_stores): Use set_block_for_new_insns.
6196 (insert_insn_start_bb): Use set_block_for_new_insns.
6197 (replace_store_insn): Use set_block_for_new_insns.
6199 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6200 Jeff Law <law@redhat.com>
6202 * alias.c (get_addr): Externalize.
6203 (canon_true_dependence): New function. Behaves like true_dependance
6204 except it already assumes a MEM has been canonicalized.
6205 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
6206 * gcse.c (struct ls_expr): Add load/store expressions structure.
6207 (modify_mem_list, canon_modify_mem_list): New variable.
6208 (gcse_main): Initialize & finalize alias analysis. Use enhanced
6209 load motion and store motion if requested.
6210 (alloc_gcse_mem): Allocate space for modify_mem_list array.
6211 (free_gcse_mem): Free the modify_mem_list array.
6212 (oprs_unchanged_p): Use load_killed_in_block_p.
6213 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
6214 (mems_conflict_for_gcse_p): New function. Don't kill loads
6215 with stores to themselves if its in the load/store expression list.
6216 (load_killed_in_block_p): New function.
6217 (canon_list_insert): New Function.
6218 (record_last_mem_set_info): Keep a list of all instructions which
6219 can modify memory for each basic block.
6220 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
6221 (oprs_not_set_p): Use load_killed_in_block_p.
6222 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
6223 (expr_killed_p): Use load_killed_in_block_p.
6224 (compute_transp): Do not pessimize memory references.
6225 (pre_edge_insert): Update stores for a load motion expression.
6226 (one_pre_gcse_pass): Check loads/stores for extra load motion.
6227 (ldst_entry): Find or create a ldst_expr structure.
6228 (free_ldst_entry): Free memory for an individual item.
6229 (free_ldst_mems): Free entire load/store expression list.
6230 (print_ldst_list): Print debug info.
6231 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
6232 (enumerate_ldsts): Assign integer values to each entry in list.
6233 (first_ls_expr): First expression in the list.
6234 (next_ls_expr): Next expression in the list.
6235 (simple_mem): Check if expression qualifies for ld/st expression list.
6236 (invalidate_any_buried_refs): Remove from expression list if its
6237 used in some other way we dont understand.
6238 (compute_ld_motion_mems): Find all potential enhanced load motion
6240 (trim_ld_motion_mems): Remove any expressions which are invalid.
6241 (update_ld_motion_stores): Copy store values to registers for loads
6242 which have been moved.
6243 (regvec, st_antloc, num_store): New global statics.
6244 (reg_set_info): Marks registers as set.
6245 (store_ops_ok): Verfies registers expressions are valid in a block.
6246 (find_moveable_store): Look for moveable stores in a pattern.
6247 (compute_store_table): Find stores in a function worth moving, maybe.
6248 (load_kills_store): Check dependance of a load and store.
6249 (find_loads): Find any loads in a pattern.
6250 (store_killed_in_insn): Check if a store is killed in an insn.
6251 (store_killed_after): Check is store killed after an insn in a block.
6252 (store_killed_before): Check is store killed before an insn in a block.
6253 (build_store_vectors): Generate the antic and avail vectors.
6254 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
6255 (insert_store): Add a store to an edge.
6256 (replace_store_insn): Replace a store with a SET insn.
6257 (delete_store): Delete a store insn.
6258 (free_store_memory): Free memory.
6259 (store_motion): Perform store motion.
6260 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
6261 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
6262 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
6263 (f_options): Add gcse-lm and gcse-sm.
6265 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
6267 * i386.c (expand_fp_movcc): Fix condition reversal code.
6269 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
6270 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
6271 (CLASS_MAX_NREGS): Use it.
6273 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
6274 handle properly complex values.
6275 (CLASS_MAX_NREGS): Likewise; update comment.
6277 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6279 * ia64.c (ia64_flag_schedule_insns2): New variable.
6280 (ia64_override_options): Initialize it. Clear
6281 flag_schedule_insns_after_reload.
6282 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
6284 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6286 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
6287 Do not require source to match destination anymore;
6288 Add abort to the nontrivial cases that should be handled by split.
6289 (fix_trunc?fdi): Add SSE case for x86_64.
6290 (floatdi?f): Likewise.
6291 (floatdi?f_sse): New.
6292 (fix_trunc?fdi_sse): New.
6294 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
6296 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
6297 (DEBUG_ARANGES_END_LABEL): Ditto.
6298 (dwarfout_init): Generate length and version fields at the start
6299 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
6300 after the length field.
6301 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
6302 the .debug_aranges info.
6304 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6306 * i386.c (call, call_value): Make sure that resulting call_insn
6307 does have proper second operand.
6309 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
6311 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
6312 function. Remove include of sys/cygwin.h.
6314 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
6316 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
6317 (CPP_SPEC): Always search */include/w32api for header files.
6318 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
6319 (LINK_SPEC): Add "cyg" to the library search prefixes.
6321 2001-04-08 Philip Blundell <philb@gnu.org>
6323 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
6325 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
6327 * cpperror.c (print_location): Don't special case <stdin>.
6328 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
6329 WARNING, but we don't check if we're in system headers.
6330 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
6331 * cpplib.c (do_warning): Warn in system headers.
6333 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
6335 * mbchar.c: Include config.h first.
6337 2001-04-07 Zack Weinberg <zackw@stanford.edu>
6339 * config.gcc: Set default for xmake_file at top, not bottom.
6340 Change places that set xmake_file to "none" to set to the
6341 empty string instead, or remove them entirely if there is no
6342 default xmake_file for this cpu_type. Remove references to
6345 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
6346 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
6347 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
6348 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
6349 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
6350 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
6351 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
6352 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
6353 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
6354 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
6357 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
6358 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
6359 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
6360 config/mips/x-sysv, config/rs6000/x-aix31:
6361 Just set CLIB to -lld or -lmld, as appropriate.
6363 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
6364 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
6365 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
6366 config/mips/x-iris, config/pa/x-pa:
6367 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
6368 OTHER_FIXINCLUDES_DIRS.
6370 * config/i386/x-djgpp: Don't set LN or LN_S.
6371 * config/m88k/x-dolph: Don't define __m88k__.
6372 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
6373 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
6374 * config/i860/fx2800.h: No need to #undef SVR4.
6376 38 x-host fragments remain, 2 x-cpu.
6378 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6380 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
6382 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6384 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
6386 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6388 * configure.in: Add check for lstat.
6389 * configure, config.in: Regenerate.
6390 * cppinit.c (append_include_chain): Make empty path ".".
6391 * cpplib.c (do_line): Don't simplify #line paths.
6392 * cppfiles.c (remove_component_p): New function.
6393 (find_or_create_entry): Acknowledge stat () errors during
6394 path simplification.
6395 (handle_missing_header): Don't simplify paths.
6396 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
6397 the empty path untouched. Don't leave a trailing '/'.
6399 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
6401 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6402 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6404 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6406 * cppfiles.c (open_file): Fail directories silently, but
6407 with an errno of NOENT set.
6408 (read_include_file): Move the common exit code to the sole
6409 caller. Return an int indicating success or failure. Let
6410 open_file handle directories.
6411 (stack_include_file): If read_include_file fails,
6412 push a "null" buffer.
6414 2001-04-05 DJ Delorie <dj@redhat.com>
6416 * function.h (virtuals_instantiated): Declare.
6417 * function.c: (virtuals_instantiated): Make global.
6418 * calls.c (emit_library_call_value_1): Use
6419 virtual_outgoing_args_rtx only if it hasn't been instantiated.
6420 Otherwise, use the stack pointer directly.
6422 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6424 * i386.c (x86_initialize_trampoline): New global function.
6425 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
6426 (INITIALIZE_TRAMPOLINE): Move offline.
6427 * i386-protos.h (x86_initialize_trampoline): Declare.
6429 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6431 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
6432 (lea_0): Rename to lea_1.
6433 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
6434 (lea_general_?): Allow SImodes on TARGET_64BIT
6435 (lea_general_?_zext): New patterns.
6436 (call_1, call_1_rex64): Fix.
6438 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6440 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
6442 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6444 * i386.c (function_arg): Return constm1_rtx for last argument.
6445 (ix86_expand_prologue): Update gen_call calls.
6446 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6447 * i386.md (call_pop): Likewise.
6448 (call): Second operand is VOIDmode.
6449 (call_0): Likewise; Support 64bits.
6450 (call_exp): New expander.
6451 (call_1): Get to the sync.
6452 (call_1_exp): New pattern.
6453 (call_value): Support 64bit.
6454 (call_value_exp): New pattern.
6455 (untyped_call): Update gen_call call.
6456 (call_value_pop): Disable for 64bit.
6457 (call_value_0_rex64): New pattern.
6458 (call_value_1_rex64): Likewise.
6460 2001-04-05 Bo Thorsen <bo@suse.de>
6462 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
6464 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
6466 * i386.md (*andsi_1+3): If used after reload, make sure the operand
6467 satisfies ANY_QI_REG_P.
6469 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6471 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
6474 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
6477 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6479 * config.gcc: Remove default for xm_file. Clean up local
6480 machine type handling. Remove settings of xm_file to
6481 something that doesn't exist. In the big switch, set xm_file,
6482 don't append to it (the value before the big switch is always
6483 null). Don't force build_xm_file or host_xm_file to have a value.
6484 * configure.in: Remove default for xm_file. Do not special
6485 case $cpu/xm-$cpu.h not existing.
6486 * configure: Regenerate.
6488 2001-04-04 Diego Novillo <dnovillo@redhat.com>
6490 * simplify-rtx.c (simplify_binary_operation): Check for overflow
6491 when folding integer division and modulo operations.
6493 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
6495 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
6496 instead of DWARF2_ADDR_SIZE for EH addresses.
6497 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
6500 2001-04-04 Richard Henderson <rth@redhat.com>
6502 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
6503 * config/ia64/t-glibc (LIB2ADDEH): Disable.
6504 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
6506 2001-04-04 Richard Henderson <rth@redhat.com>
6508 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
6509 * configure: Rebuilt.
6511 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6513 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
6514 push insns to delete to it instead of deleting them.
6515 (delete_null_pointer_checks): Delete insns from delete_list after
6516 all delete_null_pointer_checks_1 passes are done.
6518 2001-04-04 Richard Henderson <rth@redhat.com>
6520 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
6521 * configure: Rebuilt.
6523 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6525 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
6526 * config/romp/xm-romp.h: Delete.
6528 2001-04-04 Bernd Schmidt <bernds@redhat.com>
6530 * sched-deps.c (sched_analyze_insn): Partially revert March 27
6533 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6535 * emit-rtl.c (mark_label_nuses) Increment the label uses for
6536 all labels present in rtx.
6537 (try_split) Call new function for all split insns.
6539 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6541 * recog.c (validate_replace_rtx_1): Instead of aborting just make
6542 sure the change won't be validated.
6544 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
6546 * rtl.h (set_noop_p): Declare.
6547 * flow.c (set_noop_p): Move from here ...
6548 * rtlanal.c (set_noop_p): ... to here and enhance.
6549 * cse.c (delete_trivially_dead_insns): Use it.
6550 * gcse.c (hash_scan_set): Likewise.
6551 * jump.c (delete_noop_moves): Likewise.
6552 * recog.c (split_all_insns): Likewise.
6554 2001-04-04 Alan Modra <alan@linuxcare.com.au>
6556 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
6557 stack pointer via a LO_SUM. Ditto for setting a temp register
6558 used to save to the stack. Set cfa_temp when setting fp, and
6559 allow matches to cfa_temp in addition to cfa_store when saving
6560 regs. Handle POST_INC and LO_SUM register stores. Document the
6561 changes and errors in rule 12 doco.
6563 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
6564 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
6565 (load_reg): Move closer to epilogue code.
6566 (DO_FRAME_NOTES): Define to control the following..
6567 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
6568 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
6570 (hppa_expand_epilogue): Likewise.
6572 2001-04-03 Richard Henderson <rth@redhat.com>
6574 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
6575 * configure: Rebuild.
6577 2001-04-03 Richard Henderson <rth@redhat.com>
6579 * rtl.h (LCT_THROW): New.
6580 * calls.c (emit_library_call_value_1): Handle it.
6581 * except.c (connect_post_landing_pads): Use it.
6583 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6585 * gansidecl.h: Delete file.
6586 * configure.in: Change all refs to gansidecl.h to use
6587 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
6589 * configure: Regenerate.
6591 * Makefile.in (intl.o): Don't depend on gansidecl.h.
6592 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
6593 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
6594 Don't include gansidecl.h.
6595 * intl.c, main.c, version.c, fixinc/fixlib.h,
6596 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
6599 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6601 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
6604 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6606 * config/i386/xm-beos.h, config/i386/xm-isc.h,
6607 config/i386/xm-next.h, config/i386/xm-sco.h,
6608 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
6609 config/m88k/xm-m88k.h: Delete.
6611 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
6612 * config/romp/xm-romp.h: Don't define bcopy.
6613 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
6614 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
6616 * config.gcc: Remove references to deleted files.
6618 14 xm-host.h remain, 1 xm-cpu.h.
6620 2001-04-03 Jakub Jelinek <jakub@redhat.com>
6621 David S. Miller <davem@pierdol.cobaltmicro.com>
6622 Andrew MacLeod <amacleod@redhat.com>
6624 Use byte offsets in SUBREGs instead of words.
6626 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
6627 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
6628 to pass new argument.
6629 (add_stored_regs): Use subreg_regno_offset function.
6630 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
6632 (precompute_arguments): Use gen_lowpart_SUBREG.
6633 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
6634 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
6635 (simplify_set): Rework to use SUBREG_BYTE.
6636 (expand_field_assignment): Use SUBREG_BYTE.
6637 (make_extraction): Use SUBREG_BYTE.
6638 (if_then_else_cond): Use SUBREG_BYTE.
6639 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
6640 (gen_lowpart_for_combine): Compute full byte offset.
6641 * cse.c (mention_regs): Use SUBREG_BYTE.
6642 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
6643 (canon_hash): Use SUBREG_BYTE.
6644 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
6645 (gen_lowpart_if_possible): Formatting.
6646 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
6648 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6649 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6650 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6651 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6652 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6653 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6654 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
6655 certain invariants about SUBREGs the compiler creates.
6656 (gen_lowpart_SUBREG): New function.
6657 (subreg_hard_regno): New function to get the final register number.
6658 (gen_lowpart_common): Use SUBREG_BYTE.
6659 (gen_imagpart): Spacing nits.
6660 (subreg_realpart_p): Use SUBREG_BYTE.
6661 (gen_highpart): Use SUBREG_BYTE.
6662 (subreg_lowpart_p): Always compute endian corrected goal offset,
6663 even at the byte level, then compare against that.
6664 (constant_subword): New function, pulled out all constant cases
6665 from operand_subword and changed second argument name to offset.
6666 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
6667 and call constant_subword to do the work. Return const0_rtx if
6668 looking for a word outside of OP.
6669 (operand_subword_force): Change second arg name to offset.
6670 * expmed.c (store_bit_field): Use SUBREG_BYTE.
6671 (store_split_bit_field): Use SUBREG_BYTE.
6672 (extract_bit_field): Use SUBREG_BYTE.
6673 (extract_split_bit_field): Use SUBREG_BYTE.
6674 (expand_shift): Use SUBREG_BYTE.
6675 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
6676 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
6677 * flow.c (set_noop_p): Use SUBREG_BYTE.
6678 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
6679 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
6680 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
6682 (optimize_bit_field): Use SUBREG_BYTE.
6683 (purge_addressof_1): Use SUBREG_BYTE.
6684 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
6685 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
6686 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
6687 * gengenrtl.c (special_rtx): Add SUBREG.
6688 * global.c (mark_reg_store): Use SUBREG_BYTE.
6689 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
6690 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
6691 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
6692 final byte offset is congruent to subreg's mode size.
6693 (subst_constants): Use SUBREG_BYTE.
6694 (mark_stores): Use subreg_regno_offset function.
6695 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
6696 function and SUBREG_BYTE.
6697 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
6698 (reg_is_born): Use subreg_hard_regno.
6699 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
6700 endian correction code. Don't combine subregs unless resulting
6701 offset aligns with type. Fix subreg constant extraction for DImode.
6702 Simplify SUBREG of VOIDmode CONST_DOUBLE.
6703 (general_operand): Remove dead mode_altering_drug code.
6704 (indirect_operand): Use SUBREG_BYTE.
6705 (constrain_operands): Use subreg_regno_offset function.
6706 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
6707 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
6708 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
6709 * regs.h (REG_SIZE): Allow target to override.
6710 (REGMODE_NATURAL_SIZE): New macro which target can override.
6711 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
6712 on the entire subreg rtx.
6713 (push_reload): Use SUBREG_BYTE in comments and code.
6714 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
6715 for hard registers inside subregs.
6716 (operands_match_p): Use subreg_regno_offset.
6717 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
6718 containing hard regs.
6719 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
6720 corrections when fixing up MEM subregs.
6721 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6722 subreg_regno_offset where appropriate.
6723 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6724 byte endian corrections when fixing up MEM subregs.
6725 (subst_reloads): When combining two subregs, make sure final
6726 offset is congruent to subreg's mode size.
6727 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6728 (refers_to_regno_for_reload_p): Use subreg_regno.
6729 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6730 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6731 correction code for memory subreg fixups.
6732 (forget_old_reload_1): Use subreg_regno_offset.
6733 (choose_reload_regs): Use subreg_regno.
6734 (emit_input_reload_insns): Use SUBREG_BYTE.
6735 (reload_combine_note_store): Use subreg_regno_offset.
6736 (move2add_note_store): Use subreg_regno_offset.
6737 * resource.c (update_live_status, mark_referenced_resources): Use
6738 subreg_regno function.
6739 (mark_set_resources): Use subreg_regno function.
6740 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6741 (subreg_regno_offset, subreg_regno): Define prototypes.
6742 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6743 (gen_lowpart_SUBREG): Add prototype.
6744 * rtl.texi (subreg): Update to reflect new byte offset representation.
6745 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6746 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6747 (reg_overlap_mentioned_p): Use subreg_regno.
6748 (replace_regs); Make sure final offset of combined subreg is
6749 congruent to size of subreg's mode.
6750 (subreg_regno_offset): New function.
6751 (subreg_regno): New function.
6752 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6753 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6754 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6755 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6756 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6757 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6758 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6759 (print_operand): Use SUBREG_BYTE.
6760 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6761 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6762 (arm_reload_out_hi): Use SUBREG_BYTE.
6763 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6764 instead of SUBREG_WORD.
6765 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6766 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6767 SUBREG creation to use byte offset.
6768 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6769 inverted load insns): Fix explicit rtl subregs to use byte
6771 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6772 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6773 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6774 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6775 to use byte offsets.
6776 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6777 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6778 offsets, also make sure it is congruent to SUBREG's mode size.
6779 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6780 unnamed ldob insn): Generate SUBREGs with byte offset.
6781 (zero_extendqihi2): SUBREG's are byte offsets.
6782 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6783 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6784 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6785 zero-extendqisi2): Generate SUBREGs with byte offset.
6786 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6787 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6788 subregs in rtl to use byte offsets.
6789 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6790 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6791 (mips_move_2words): Use subreg_regno_offset.
6792 (mips_secondary_reload_class): Use subreg_regno_offset.
6793 * config/mips/mips.md (DImode plus, minus, move, and logical op
6794 splits): Fixup explicit subregs in rtl to use byte offsets.
6795 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6796 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6797 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6798 rtl to use byte offsets.
6799 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6800 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6801 subregs to use byte offsets.
6802 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6803 Fixup explicit subregs in rtl to use byte offsets.
6804 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6805 and remove byte endian correction code.
6806 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6807 (gen_ashift_hi): Use SUBREG_BYTE.
6808 (regs_used): Use subreg_regno_offset.
6809 (machine_dependent_reorg): Use subreg_regno_offset.
6810 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6811 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6812 (movdf_i4): Subregs are byte offsets now.
6813 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6814 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6815 (REGMODE_NATURAL_SIZE): Override.
6816 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6817 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6819 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6820 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6821 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6822 it is congruent to SUBREG's mode size.
6823 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6825 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6826 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6827 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6828 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6829 * config/v850/v850.c (print_operand, output_move_double): Use
6830 subreg_regno function.
6832 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6834 * configure.in (target_subdir): Use target_alias, not target.
6835 * configure: Rebuilt.
6837 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6839 * config/sh/crti.asm: Fix typos in comments.
6841 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6843 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6844 TARGET_FAST_INDIRECT_CALLS.
6845 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6847 (return_addr_rtx): Short circuit export stub matching when
6848 TARGET_NO_SPACE_REGS.
6849 (output_millicode_call): For out of range calls, make -fPIC
6850 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6851 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6852 * pa.md: Modify length attr calculation of all millicode insns to
6855 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6857 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6858 Require at least 2.11 in the version test. Specifically check
6859 for and reject GAS version 2.10.90.
6860 * configure: regenerate.
6862 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6864 * pa.c (override_options): Remove PIC profiling warning.
6865 (hp_profile_labelno): Delete.
6866 (hp_profile_label_rtx): Delete.
6867 (hp_profile_label_name): Delete.
6868 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6869 (output_function_prologue): Remove profiling code and all tests on
6870 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6871 merge_sp_adjust_with_store can work for PIC and profiling.
6872 (hppa_expand_epilogue): Remove profile_flag test.
6873 (hppa_can_use_return_insn_p): Likewise.
6874 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6875 cater for PROFILE_HOOK.
6876 (hppa_profile_hook): New function.
6877 * pa.h (FUNCTION_PROFILER): Now does nothing.
6878 (PROFILE_HOOK): Define.
6879 (hppa_profile_hook): Declare.
6880 (PROFILE_BEFORE_PROLOGUE): Delete.
6881 (ASM_OUTPUT_REG_PUSH): Delete.
6882 (ASM_OUTPUT_REG_POP): Delete.
6883 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6884 r24. Accept function name operand, and use this and a locally
6885 generated label to calculate pc-rel offset to func start.
6887 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6889 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6890 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6893 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6895 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6896 LO_SUM cases to where they belong.
6898 2001-04-02 Richard Henderson <rth@redhat.com>
6900 * except.h (lang_eh_type_covers): Mark extern.
6901 (lang_eh_runtime_type): Likewise.
6903 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6905 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6906 gengenrtl.c: Wrap generated header in multiple-include guard.
6907 Improve error checking.
6909 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6911 * configure.in: Don't check for putenv.
6912 * configure: Regenerate.
6913 * gcc.c (putenv): Don't define.
6914 * vax/xm-vms.h: Handle putenv.
6916 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6918 * ifcvt.c (noce_emit_move_insn): New.
6919 (noce_try_store_flag, noce_try_store_flag_constants,
6920 noce_try_store_flag_inc, noce_try_store_flag_mask,
6921 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6922 noce_try_abs): Use it.
6923 (noce_process_if_block): Likewise.
6924 For STRICT_LOW_PART, take mode from its SUBREG.
6926 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6928 * fold-const.c (fold): Before optimizing unsigned comparison with
6929 0x7fffffffU, make sure arg0 is integral type.
6931 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6933 * c-tree.texi: Document representation of wide strings.
6935 2001-04-01 Richard Henderson <rth@redhat.com>
6937 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6939 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6941 * i386.md: remove obsoleted comments.
6942 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6943 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6944 fix output template.
6946 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6948 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6950 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6952 * loop.c (load_mems): When generating a load from a pseudo, update
6955 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6957 * i386.c (ix86_split_long_move): Use change address to compensate
6958 stack pointer change in push instruction.
6960 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6962 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6963 instead of rtx_equal_p; fix the output template.
6965 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6967 * i386.c (ix86_expand_setcc): Support 64bit.
6968 (ix86_expand_int_movcc): Likewise.
6969 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6972 * i386.md (allocate_stack_worker): Turn to expander.
6973 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6975 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6977 2001-03-29 Richard Henderson <rth@redhat.com>
6979 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6981 2001-03-28 Matthew Hiller <hiller@redhat.com>
6983 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6986 * MAINTAINERS: Added self.
6988 2001-03-28 Richard Henderson <rth@redhat.com>
6990 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6991 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6993 2001-03-28 Jim Wilson <wilson@redhat.com>
6995 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6998 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7000 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
7002 * tradcif.y (yyerror): Likewise. Add format specifier in call to
7005 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
7007 2001-03-28 DJ Delorie <dj@redhat.com>
7009 * Makefile.in (stage1_build): Revert CFLAGS patch.
7011 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
7013 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
7014 when multiplier or multiplicand is zero.
7016 2001-03-28 Bernd Schmidt <bernds@redhat.com>
7018 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
7020 * config/ia64/ia64.c (update_set_flags): New function, broken out of
7022 (set_src_needs_barrier): Likewise.
7023 (rtx_needs_barrier): For SET case, use these two functions. Rework
7024 PARALLEL case to handle all inputs before all outputs.
7025 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
7026 saw a label and no stop bit since then.
7027 (maybe_rotate, process_epilogue): Add prototypes.
7029 2001-03-28 Richard Henderson <rth@redhat.com>
7031 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
7032 not TARGET_TOC for special toc restore handling.
7033 * config/rs6000/rs6000.md (eh_return): Likewise.
7035 2001-03-28 Richard Henderson <rth@redhat.com>
7037 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
7038 current_function_calls_eh_return.
7039 (output_function_epilogue): Handle eh_return.
7040 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
7041 (EH_RETURN_DATA_REGNO): New.
7042 (EH_RETURN_STACKADJ_RTX): New.
7043 (EH_RETURN_HANDLER_RTX): New.
7044 * config/sparc/sparc.md (call/short branch peepholes): Check
7045 can_throw_internal instead of in_same_eh_region.
7047 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
7048 for eh_return data registers.
7049 (rs6000_emit_prologue): Save eh_return data registers.
7050 (rs6000_emit_epilogue): Force inline restores if eh_return.
7051 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
7052 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
7053 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
7054 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
7055 the target uses one.
7056 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
7057 (return_eh_si, return_eh_di): Remove.
7058 (eh_return): New, from corpse of eh_epilogue.
7059 (eh_set_lr_si, eh_set_lr_di): New.
7061 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
7062 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
7063 True for pic register if current_function_calls_eh_return.
7064 (ix86_expand_epilogue): Change "emit_return" argument into "style".
7065 Handle eh_return requirements.
7066 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
7067 (EH_RETURN_STACKADJ_RTX): New.
7068 * config/i386/i386.md (exception_receiver): Remove.
7069 (eh_return, eh_return_1): New.
7070 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
7072 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
7073 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
7074 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
7075 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
7076 (EH_RETURN_DATA_REGNO): New.
7077 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
7078 * config/alpha/alpha.md (eh_epilogue): Remove.
7079 (exception_receiver): Use $26 for ldgp input.
7080 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
7082 2001-03-28 Richard Henderson <rth@redhat.com>
7084 * except.c: Rewrite entirely for IA-64 ABI exception handling.
7085 * except.h: Likewise.
7087 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
7088 (LIB2ADDEHDEP): New.
7089 (LIB2FUNCS_EH): Remove.
7090 (LIB2ADD): Remove LIB2ADDEH.
7091 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
7092 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
7093 (crt{begin,end}[S].o): Likewise.
7094 (except.o): Update includes.
7095 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
7096 (libgcc2_c_dep): Use LIB2ADDEHDEP.
7098 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
7099 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
7100 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
7101 * builtins.c (expand_builtin): Implement it.
7102 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
7103 * c-common.c (c_common_nodes_and_builtins): Declare it.
7104 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
7105 * calls.c (libfunc_nothrow): Remove.
7106 (emit_library_call_value_1): Don't call it.
7107 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
7108 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
7109 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
7110 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
7111 (current_funcdef_number): Globalize.
7112 (output_call_frame_info): Emit frame data if an lsda is needed.
7113 Generate augmentation for personality routine. Don't play with
7115 (dwarf2out_begin_prologue): Record funcdef_number.
7116 * dwarf2out.h (current_funcdef_number): Declare.
7117 * expr.c (expand_expr): Update for except.h name changes.
7118 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
7119 * expr.h (LTI_throw, LTI_rethrow): Remove.
7120 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
7121 (LTI_eh_rtime_match): Remove.
7122 (LTI_unwind_resume, LTI_eh_personality): Add.
7123 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
7124 * final.c (final): Don't call check_exception_handler_labels,
7125 init_insn_eh_region, or free_insn_eh_region.
7126 (final_scan_insn): Always emit debug labels for
7127 NOTE_INSN_EH_REGION notes.
7128 * flags.h (flag_new_exceptions): Remove.
7129 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
7130 (record_active_eh_regions): Remove.
7131 (count_basic_blocks): Check all instructions for REG_EH_REGION.
7132 Use can_throw_internal.
7133 (find_basic_blocks_1): Likewise.
7134 (move_stray_eh_region_notes): Remove.
7135 (find_label_refs): No eh_return_stub_label.
7136 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
7137 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
7139 (delete_unreachable_blocks): Don't track deleted handlers.
7140 (flow_delete_block): Use maybe_remove_eh_handler.
7141 (delete_eh_regions): Remove.
7142 (merge_blocks): Don't check for eh region match.
7143 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
7144 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
7145 (init_propagate_block_info): Disable dead frame store optimization
7146 when current_function_calls_eh_return.
7147 (dump_bb): Don't print eh_beg, eh_end.
7148 * function.c (fixup_var_refs): No catch_clauses.
7149 (expand_function_end): Likewise. Call expand_eh_return before
7150 the return register use. Call sjlj_emit_function_exit_after.
7151 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
7152 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
7153 * ifcvt.c (dead_or_predicable): Remove eh region check.
7154 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
7155 Don't check for EH vs parameters.
7156 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
7157 (expand_inline_function): Call duplicate_eh_regions.
7158 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
7159 (copy_insn_notes): Remap REG_EH_REGION notes.
7160 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
7161 * integrate.h (struct inline_remap): Add local_return_label.
7162 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
7163 check_exception_handler_labels, nor exception_optimize.
7164 (find_cross_jump): No EH region check.
7165 * optabs.c (init_optabs): Update for changed eh libfuncs.
7166 * rtl.def (RESX): New.
7167 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
7168 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
7169 checks. Update for except.h name changes.
7170 (expand_cleanups): Likewise.
7171 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
7172 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
7173 (compile_file): Call init_eh before init_optabs. Don't
7174 output_exception_table here.
7175 (rest_of_compilation): Call convert_from_eh_region_ranges,
7176 convert_to_eh_region_ranges, output_function_exception_table.
7177 Don't emit_eh_context.
7178 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
7179 (EXC_PTR_EXPR): New.
7181 * md.texi (eh_epilogue): Remove.
7182 (eh_return): Document.
7183 * tm.texi (EH_RETURN_DATA_REGNO): Document.
7184 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
7186 * eh-common.h: Remove file.
7187 * frame-dwarf2.c, frame.c, frame.h: Remove files.
7188 * libgcc2.c (L_eh): Remove.
7190 * unwind-dw2-fde.c: New file, largely copied from frame.c.
7191 * unwind-dw2-fde.h: New file.
7192 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
7193 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
7194 * libgcc-std.ver: Update for eh symbols.
7196 2001-03-27 Richard Henderson <rth@redhat.com>
7198 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
7199 reduce false positives.
7200 (regmove_optimize): Disable if flag_non_call_exceptions.
7202 * stmt.c (expand_return): Remove always true predicate.
7203 (expand_decl_cleanup_no_eh): Remove dead code.
7205 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
7206 barrier code. Add a scheduling barrier if a non-call insn
7207 can throw internally.
7209 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
7210 Auto-inc addresses trap only if their base register does.
7212 * except.c (can_throw_internal): Rename from can_throw.
7213 * except.h, resource.c: Update references.
7215 * integrate.c (copy_insn_list): Use returnjump_p.
7216 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
7218 * function.h (struct function): Move all boolean valued fields
7219 to single bit fields at the end of the struct.
7221 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
7223 Rename asynchronous_exceptions to flag_non_call_exceptions.
7225 * gthr-single.h (UNUSED): New. Distinguish between how C
7226 and C++ mark unused function arguments. Use throughout.
7228 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
7229 value to target configuration header.
7230 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
7231 * config.in, configure: Rebuild.
7232 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
7233 configuration and target defines.
7234 (exceptions_via_longjmp): Remove.
7235 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
7236 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
7238 * except.h (flag_non_call_exceptions): Move ...
7239 * flags.h: ... here.
7241 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
7242 exceptions, put the note on the trapping instruction.
7244 * flags.h (flag_new_exceptions): Remove.
7245 * toplev.c: Don't set it.
7246 * final.c: Don't check it.
7247 * except.c: Provide stub definition.
7249 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
7250 (calculate_global_regs_live): Kill call-clobbered registers
7251 across exception edges.
7252 * reg-stack.c (convert_regs_1): Kill the entire target stack
7253 across non-call exception edges.
7255 * flow.c (cleanup_cfg): Take no argument.
7256 * output.h, sibcall.c, toplev.c: Update all calls.
7258 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7260 * configure.in: Don't check for bcopy.
7261 * configure, config.in: Regenerate.
7263 * system.h: Don't define or prototype bcopy, instead poison it.
7265 2001-03-27 Richard Henderson <rth@redhat.com>
7267 * function.c (expand_function_start): Set DECL_REGISTER on
7268 a pseudo used for DECL_RESULT.
7270 * rtl.h (LCT_NORETURN): New.
7271 * calls.c (emit_library_call_value_1): Handle it.
7273 2001-03-27 Stan Shebs <shebs@apple.com>
7275 * objc/objc-act.c (objc_init): Use dump_base_name.
7276 (gen_declaration): Clear the buffer arg.
7277 (gen_declaration_1): New function, body of gen_declaration.
7278 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
7279 (gen_method_decl): Ditto, plus always clear buffer arg.
7280 (error_with_ivar): Simplify.
7281 (warn_with_method): Ditto.
7282 (build_message_expr): Don't clear buffers.
7283 (dump_interface): Ditto.
7284 (objc_debug): Ditto.
7285 (build_keyword_selector): Clear the buffer by only zeroing
7287 (objc_implementation_context): Declare.
7288 (start_class): Warn about missing @end.
7289 (finish_objc): Ditto.
7291 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7293 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
7295 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7297 * Makefile.in (SYSTEM_H): Define.
7298 Depend on $(SYSTEM_H), not system.h.
7300 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
7302 2001-03-27 Jim Wilson <wilson@redhat.com>
7304 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
7306 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
7307 (process_epilogue): New static function.
7308 (process_set): Call process_epilogue instead of emitting .restore
7310 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
7312 * flow.c (struct reg_cond_life_info): New fields orig_condition
7314 (init_propagate_block_info): Set new fields.
7315 (mark_regno_cond_dead): Set and use new fields.
7316 (flush_reg_cond_reg_1): Likewise.
7317 (and_reg_cond, case AND): Check for redundant AND conditions.
7318 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
7321 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7323 * cppmacro.c (stringify_arg): Null terminate strings.
7325 2001-03-27 Zack Weinberg <zackw@stanford.edu>
7327 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
7328 inclusion style. xm-m68hc11.h no longer exists.
7329 * config/m68hc11/xm-m68hc11.h: Delete file.
7330 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
7332 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
7333 Don't define GCC_VERSION, N_, or PARAMS; don't include
7334 gansidecl.h or stdio.h. Define inhibit_libc here.
7335 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7336 Delete code conditioned on #if GCC_VERSION == 2095.
7338 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
7339 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7340 Delete code conditioned on #if GCC_VERSION == 2095.
7342 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7344 * system.h: Include symcat.h.
7345 (STRINGIFY): Don't define.
7347 * configure.in: Adjust comment.
7349 * builtins.c: Use STRINGX, not STRINGIFY.
7350 * gencheck.c: Likewise.
7351 * gengenrtl.c: Likewise.
7352 * protoize.c: Likewise.
7354 * cpplex.c: Don't include symcat.h.
7355 * cpplib.c: Likewise.
7357 * gansidecl.h (HAVE_STRINGIZE): Don't define.
7359 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7361 * c-typeck.c (digest_init): Fold init expression.
7363 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7365 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
7367 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7369 * except.c (eh_regs): Save results of build_pointer_type to a temp
7370 as FUNCTION_VALUE macro may evaluate its args multiple times.
7372 2001-03-26 Mark Mitchell <mark@codesourcery.com>
7374 * c-common.h (DECL_NUM_STMTS): New macro.
7375 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
7377 (pushdecl): Likewise.
7378 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
7379 * integrate.c (expand_inline_function): Don't check
7381 * print-tree.c (print_node): Don't print it.
7382 * toplev.c (rest_of_compilation): Don't try to inline when
7383 flag_no_inline is on.
7384 * tree.h (DECL_FRAME_SIZE): Remove.
7385 (tree_decl): Adjust accordingly.
7387 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7389 * combine.c (try_combine): Use memcpy, not bcopy.
7391 * genattrtab.c (expand_units): Likewise.
7393 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7395 * i386.md (push mem DI peep2): New.
7396 (mov 0, mov -1 peep2): Handle 64bit.
7397 (lea to arithmetics peep2): Handle 64bit leas.
7398 (rsp arithmetics to push/pop peep2s): New.
7400 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
7402 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7404 * i386.c (struct machine_function): Add save_varrargs_registers.
7405 (ix86_save_varrargs_registers): New macro.
7406 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
7407 (ix86_expand_prologue): Likewise.
7408 (ix86_emit_epilogue_esp_adjustement): Likewise.
7409 (ix86_expand_epilogue): Likewise.
7410 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
7411 (pro_epilogue_adjust_stack_1): New insn.
7412 (pro_epilogue_adjust_stack_rex64): Likewise.
7413 * i386.h (MASK_NO_RED_ZONE): New constant.
7414 (TARGET_RED_ZONE): New macro.
7415 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
7416 (RED_ZONE_SIZE): New constant.
7417 (RED_ZONE_RESERVE): New constant.
7419 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7421 * toplev.c (set_float_handler): Use memcpy, not bcopy.
7423 2001-03-25 Kazu Hirata <kazu@hxi.com>
7425 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
7428 (umodhi3): Likewise.
7431 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7433 * mkconfig.sh (DEFINES): Handle entries with '='.
7435 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
7436 Set xm_defines to MACRO=value instead.
7438 * i370/xm-mvs.h: Delete.
7440 * ns32k/xm-pc532-min.h: Likewise.
7442 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7444 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
7446 use ix86_expand_binary_operator
7447 (?sh??i_?): Disable for 64bit.
7448 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
7449 * i386.c (shiftdi_operand): New predicate.
7451 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
7452 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
7453 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
7454 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
7455 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
7456 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
7457 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
7458 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
7459 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
7460 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
7461 (rotldi3, rotrdi3): New expanders.
7463 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
7465 * i386.md (movstrsi): Move offline.
7467 (strmovdi_rex64): New.
7468 (strmov?i): Accept 64bit.
7469 (strmov?i_rex64): New.
7470 (strmov?i_rex_1): New.
7471 (strmov?i_1): Disable for 64bit.
7472 (rep_mov?i_rex64): New.
7473 (rep_mov?i): Disable for 64bit.
7474 (clrstrsi): Move offline.
7475 (strset?i_rex64): New.
7476 (strset?i: Accept 64bit.
7477 (rep_stos?i): Disable for 64bit.
7478 (rep_stos?i_rex64): New.
7479 (strset?i_rex_1): New.
7480 (strset?i_1): Disable for 64bit.
7481 (cmpstrsi): Accept 64bit.
7482 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
7483 (cmpstrqi_nz_rex_1): New.
7484 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
7485 (strlensi): Move offline.
7487 (strlenqi_1): Disable for 64bit; fix constraints.
7488 (strlenqi_rex_1): New.
7489 * i386.c (ix86_adjust_counter): New static function.
7490 (ix86_zero_extend_to_Pmode): Likewise.
7491 (ix86_expand_aligntest): Likweise.
7492 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
7493 (ix86_expand_movstr): New global function.
7494 (ix86_expand_clrstr): New global function.
7495 (ix86_expand_strlen): New global function.
7496 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
7497 ix86_expand_strlen): Declare.
7498 (ix86_expand_strlensi_unroll_1): Delete.
7500 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
7502 * i386.md (cmpdi): Fix operand predicates.
7503 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
7504 cmpdi_1_insn_rex64): New patterns.
7505 (adddi3): Turn to expander.
7506 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
7507 (addsi3_carry_zext): New pattern.
7508 (adddi_?_rex64): New patterns and splitters.
7509 (addsi_?_zext): New patterns.
7510 (subsi3_carry_zext): New pattern.
7511 (subdi_?_rex64): New patterns and splitters.
7512 (iorsi_?_zext): New patterns.
7513 (iordi_?_rex64): New patterns and splitters.
7514 (iorsi_?_zext): New patterns.
7515 (iorsi_?_zext_imm): New patterns.
7516 (xorsi_?_zext): New patterns.
7517 (xordi_?_rex64): New patterns and splitters.
7518 (xorsi_?_zext): New patterns.
7519 (negdi*): New patterns.
7520 (one_cmpldi*): Likewise.
7521 (one_cmplsi*_zext, negsi*_zext): Likewise.
7522 (testqi_ext_3_rex64): New pattern.
7524 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
7526 * i386-protos.h (ix86_split_long_move): Return void.
7527 * i386.c (ix86_split_to_parts): Handle 64bit target.
7528 (ix86_split_long_move): Likewise.
7529 * i386.md (all calls to ix86_split_long_move): Update.
7531 2001-03-23 Richard Henderson <rth@redhat.com>
7533 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
7534 to avoid shadowing arguments.
7536 2001-03-23 Jakub Jelinek <jakub@redhat.com>
7538 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
7539 to variable names where DECL_NAME is different from
7540 DECL_ASSEMBLER_NAME.
7542 2001-03-23 Jim Wilson <wilson@redhat.com>
7544 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
7545 (assemble_alias): Call make_decl_rtl.
7547 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
7549 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
7551 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
7553 * extend.texi: Document the "java_interface" attribute.
7555 2001-03-22 Zack Weinberg <zackw@stanford.edu>
7557 * mkconfig.sh: Use a subshell with redirected stdout,
7558 instead of closing stdout and confusing commands that run
7559 afterward. Throw away output of cmp.
7561 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
7563 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
7565 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
7567 * i386.md (zero_extendsidi2_32): Break out from ...
7568 (zero_extendsidi2): ... here ; turn to expander.
7569 (zero_extendsidi2_rex64): New.
7570 (extendsidi2_32): Break out from ...
7571 (extendsidi2): ... here ; turn to expander.
7572 (extendsidi2_rex64): New.
7573 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
7574 (trunc?f?f splitters): Add 64bit versions.
7576 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
7578 * i386.md (pushsi, pushsi2_prologue): Disable.
7579 (pushsi2_rex64): New.
7580 (movabs?i_1_rex64, movabs?i_2_rex64): New.
7581 (movqi_ext_1): Disable for 64bit.
7582 (movqi_ext_1_rex64): New.
7583 (pushdi2_rex64): New pattern, peep2s and splitter.
7584 (pushdi2_prologue_rex64): New pattern.
7585 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
7587 (movdi splitters): Disable for 64bit.
7588 (movdi_1_rex64): New pattern, peep2s and splitters.
7589 (swapdi): New pattern.
7590 (pushsf): Disable for 64bit.
7591 (pushsf_rex64): New pattern and splitter.
7592 (pushdf_nointeger): Disable for 64bit.
7593 (pushdf_integer): Handle the 64bit case.
7594 (pushtf): Likewise; update splitters.
7596 2001-03-22 Richard Henderson <rth@redhat.com>
7598 * mkconfig.sh: Include insn-flags.h.
7599 * Makefile.in (CONFIG_H): Include insn-flags.h.
7600 (lots of objects): Remove insn-codes.h and insn-flags.h.
7602 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
7603 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
7604 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
7605 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
7606 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
7607 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
7608 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
7609 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
7610 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
7611 v850/v850.c, vax/vax.c:
7612 Don't include insn-flags.h.
7614 * diagnostic.c, expr.h, reload.c, toplev.c:
7615 Don't include insn-codes.h.
7617 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
7618 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
7619 c4x/c4x.c, i960/i960.c, mips/mips.c:
7620 Don't include insn-codes.h or insn-flags.h.
7622 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
7623 or insn-flags.h in the generated code.
7624 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
7625 (main): Forward declare struct rtx_def.
7627 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
7629 * invoke.texi (-ffast-math): Remove duplicate line about
7632 * gcc.texi: Remove more obsolete documentation of bugs and
7633 installation problems.
7635 2001-03-21 Kazu Hirata <kazu@hxi.com>
7637 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
7640 2001-03-20 Jason Merrill <jason@redhat.com>
7642 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
7644 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
7645 * varasm.c (CHKR_PREFIX): Likewise.
7647 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7649 * gcse.c (hash_scan_set): An expression is not anticipatible if it
7650 is part of a multi-SET insn.
7652 * cse.c (find_comparison_args): Remove previous change.
7653 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
7656 * config/i386/i386.md (conditional_trap): Remove warning.
7658 * recog.c (push_operand): Fix error in last change that caused
7659 undefined symbol on many targets.
7661 * sdbout.c: #include ggc.h.
7662 (sdbout_init): Move to end of file.
7663 Call ggc_add_tree_root for anonymous_types.
7664 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
7665 (sdbout_one_type): Use DECL_NAME for field name.
7666 * Makefile.in (sdbout.o): Show includes ggc.h.
7668 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
7670 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
7671 (override_options): Use properlimits for preferred_stack_boundary.
7672 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
7674 (ext_register_operand): Accept DImode.
7675 (load_pic_register): Abort on 64bit.
7676 (gen_push): Use Pmode instead of SImode.
7677 (ix86_save_reg): Pic reg is never used on 64bit.
7678 (ix86_expand_prologue): Likewise.
7679 (ix86_emit_save_regs): Use Pmode instead of SImode.
7680 (legitimate_address_p): Check displacement for 64bit.
7681 (print_operand): Avoid outputting of (%rip) on 64bit.
7682 (print_operand_address): Output (%rip) where possible.
7683 (split_di): Abort on 64bit registers.
7684 (ix86_expand_branch): DImode comparison is simple for x86_64.
7685 (memory_address_length): Recognize memory addresses formed using
7687 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
7689 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
7691 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
7693 * recog.c (push_operand): Recognize new format of push instructions.
7695 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
7697 * i386.md (pushqi1): New.
7698 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
7699 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7700 x86_64_immediate_operand, x86_64_immediate_operand,
7701 x86_64_zext_immediate_operand): Declare.
7702 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
7703 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7704 x86_64_immediate_operand, x86_64_immediate_operand,
7705 x86_64_zext_immediate_operand): define.
7706 * i386.h (PREDICATE_CODES): Add new predicates.
7708 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
7710 * i386.md (pophi1, popqi1, pushqi1): Remove.
7712 * expr.c (emit_single_push_insn): New function.
7713 (move_by_pieces): Accept NULL as destination for push instructions.
7714 (gen_push_operand): Kill.
7715 (emit_push_insn): Pass NULL when pushing; avoid updating of
7716 stack_pointer_delta.
7717 * expr.h (gen_push_operand): Kill.
7719 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7721 * rtl.texi (COMPARE): Clarify documentation and reference section
7724 2001-03-20 Stan Shebs <shebs@apple.com>
7726 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7727 (get_object_reference): Ditto.
7728 (error_with_ivar): Use error_with_file_and_line.
7729 (warn_with_method): Use warning_with_file_and_line.
7731 2001-03-20 Tom Tromey <tromey@redhat.com>
7733 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7735 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7737 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7738 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7740 2001-03-20 DJ Delorie <dj@redhat.com>
7742 * Makefile.in (install-libgcc): Pass complete list of variables.
7743 (install-multilib): Ditto.
7745 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7747 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7748 drectve_section, switch_to_section.
7750 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7751 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7752 i386_pe_mark_dllimport.
7754 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7756 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7757 functions i386_pe_*.
7759 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7760 i386_pe_* functions with char * arguments.
7762 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7764 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7766 (movsi_ie): Introduce fpul store.
7768 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7770 * Makefile.in (OBJS): Remove hashtab.o.
7772 2001-03-19 Stan Shebs <shebs@apple.com>
7774 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7775 * c-lang.c (maybe_objc_method_name): Ditto.
7776 * c-tree.h (maybe_objc_method_name): Remove decl.
7778 2001-03-19 Tom Tromey <tromey@redhat.com>
7780 * gcc.c (init_gcc_specs): Fix comment.
7782 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7784 Compute DECL_ASSEMBLER_NAME lazily.
7785 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7786 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7787 (SET_DECL_ASSEMBLER_NAME): Likewise.
7788 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7789 (set_decl_assembler_name): Declare.
7790 (lang_set_decl_assembler_name): Likewise.
7791 * tree.c (lang_set_decl_assembler_name): New variab.e
7792 (set_decl_assembler_name): New function.
7793 (init_obstacks): Set lang_set_decl_assembler_name.
7794 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7795 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7796 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7797 where it's not necessary.
7798 (builtin_function): Likewise.
7799 (finish_decl): Likewise.
7800 * dbxout.c (dbxout_type_methods): Likewise.
7801 * ggc-common.c (ggc_mark_trees): Likewise.
7802 * profile.c (output_func_start_profiler): Likewise.
7803 * varasm.c (make_decl_rtl): Likewise.
7805 * cse.c (find_comparison_args): Update documentation. Fix
7806 mishandling of COMPARE operations.
7808 * tree.def (ABS_EXPR): Add documentation.
7809 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7811 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7813 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7815 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7817 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7818 Remove ia32 linux PIC kludge and move it...
7819 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7821 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7823 * i386.md (absdf2 expander): Fix 64bit case.
7825 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7827 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7829 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7831 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7833 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7835 * README.X11: Remove obsolete file.
7837 2001-03-18 Anthony Green <green@redhat.com>
7839 * config/pj/pj.h: Remove some trailing commas.
7840 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7842 2001-03-18 Richard Henderson <rth@redhat.com>
7844 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7845 * calls.c: ... here.
7846 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7847 defaults for them here.
7849 2001-03-17 Anthony Green <green@redhat.com>
7851 * config/pj/lib1funcs.S: Fix broken comment.
7852 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7855 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7857 * gcc.texi: Remove obsolete information relating to build and
7858 installation problems with enquire or the Pyramid C compiler.
7860 2001-03-17 Richard Henderson <rth@redhat.com>
7862 * dwarf2out.c (queue_reg_save): New.
7863 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7864 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7866 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7867 (cfa, cfa_store, cfa_temp): Make static.
7868 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7870 2001-03-17 Richard Henderson <rth@redhat.com>
7872 * integrate.h (struct inline_remap): Add local_return_label.
7873 * integrate.c (expand_inline_function): Initialize it and emit
7874 it after copy_insn_notes.
7875 (copy_insn_list): Don't store local_return_label here.
7876 (copy_insn_notes): New function split out from copy_insn_list.
7878 2001-03-17 Richard Henderson <rth@redhat.com>
7880 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7881 is generating .debug_line.
7882 (dwarf2out_init): Add main_input_filename to the file table first.
7883 * configure.in (as_dwarf2_debug_line): Test with file number 1
7884 instead of file number 0.
7886 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7888 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7889 (gen_rtx_combine): Deleted; all references changed as appropriate.
7890 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7892 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7894 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7896 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7899 2001-03-16 Jim Wilson <wilson@redhat.com>
7901 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7902 then set it to LOC_REG (79) instead of aborting.
7904 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7906 * gccbug.in: Remove high priority.
7908 2001-03-16 Richard Henerson <rth@redhat.com>
7910 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7911 output with a space instead of deleting it.
7912 * configure: Regenerate.
7914 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7916 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7917 handles the gory details of converting an object file into
7918 something that's safe to grep.
7919 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7920 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7921 newlines at either end of the string we're looking for.
7922 Make 'checking ...' message less stilted.
7923 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7924 ARM in-memory layout and its hypothetical converse. Don't
7925 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7926 HOST_WORDS_BIG_ENDIAN.
7928 * configure.in: Adjust for renamed macro. Move
7929 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7930 * configure, config.in: Regenerate.
7932 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7934 * fixinc/Makefile.in: Set SHELL.
7936 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7938 * fixinc/fixincl.c (fix_with_system): Quote file names before
7939 passing them to shell.
7941 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7943 * Makefile.in: Use fix-header$(build_exeext) instead
7946 2001-03-16 Richard Henderson <rth@redhat.com>
7948 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7949 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7950 (size_of_line_prolog): Remove.
7951 (output_line_info): Compute prologue size via label difference.
7952 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7954 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7955 assembler error when redefining file numbers.
7956 * config.in, configure: Rebuild.
7958 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7959 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7960 (dw2_asm_output_delta_uleb128): Likewise.
7961 (dw2_asm_output_delta_sleb128): Similarly.
7962 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7964 2001-03-16 Michael Meissner <meissner@redhat.com>
7966 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7968 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7970 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7972 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7973 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7974 being unsigned in ISO C and signed in traditional.
7975 (expand_prologue): Ditto.
7976 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7978 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7980 (divsi3,divdi3): Ditto.
7981 (modsi3,moddi3): Ditto.
7982 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7983 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7984 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7987 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7989 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7990 SSE based conditional moves on LTGT/UNEQ conditions;
7991 Canonicalize EQ to NE.
7992 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7993 (sse_mov?fcc_ne): New.
7995 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7997 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7999 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
8000 register may be dead.
8002 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
8004 * Makefile.in (hash.o): Depend on CONFIG_H.
8006 2001-03-15 Mark Mitchell <mark@codesourcery.com>
8008 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
8010 2001-03-15 Richard Henderson <rth@redhat.com>
8012 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
8013 (ASM_OUTPUT_DWARF_PCREL): New.
8014 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
8016 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
8018 * cppfiles.c (stack_include_file): Use MAX of sysp.
8020 2001-03-15 Steve Ellcey <sje@cup.hp.com>
8022 * config.gcc (ia64*-*-hpux*): New case.
8023 * config/ia64/hpux.h: New file for HP-UX support.
8024 * config/ia64/t-hpux: New file for HP-UX support.
8026 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
8028 * fixinc/inclhack.def (irix_stdio_va_list): New.
8029 * fixinc/fixincl.x: Rebuilt.
8031 2001-03-15 Richard Henderson <rth@redhat.com>
8033 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
8034 if provided by the target.
8035 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
8036 (dw2_asm_output_addr): New.
8037 * dwarf2asm.h (dw2_asm_output_addr): Declare.
8038 * dwarf2out.c (output_cfi): Use it for program addresses.
8039 (output_call_frame_info, output_die): Likewise.
8040 (output_aranges, output_line_info): Likewise.
8042 2001-03-15 Bruce Korb <bkorb@gnu.org>
8044 * gcc.c(main): make more rigorous
8045 * collect2.c(main): guard against ignoring SIGCHLD
8046 * protoize.c(main): ditto
8047 * gcc/fixinc/fixincl.c(initialize): ditto
8049 2001-03-15 Mark Mitchell <mark@codesourcery.com>
8051 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
8052 (sdbout_parms): Likewise.
8054 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
8056 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
8057 "widen" a destination that is already wider than a word. Also do
8058 not widen if LOAD_EXTEND_OP is NIL for the given mode.
8060 2001-03-15 Bernd Schmidt <bernds@redhat.com>
8062 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
8064 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
8066 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
8068 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
8070 * i960.h (i960_maxbitalignment,
8071 i960_last_maxbitalignment): Declare.
8072 * i960.c (i960_maxbitalignment,
8073 i960_last_maxbitalignment): Make global.
8074 (process_pragma): Delete.
8075 (i960_pr_align, i960_pr_noalign): Move from here ...
8076 * i960-c.c: ... to this new file.
8077 * t-960bare (i960-c.o): New rule.
8078 * t-vxworks960 (i960-c.o): Likewise.
8079 * config.gcc (i960-*-*): Define c_target_objs and
8082 2001-03-15 Bernd Schmidt <bernds@redhat.com>
8084 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
8085 without adding in rtx code and mode.
8087 * alias.c (init_alias_analysis): Don't use any rtx whose value
8088 varies as a known value.
8089 Delete a superfluous test.
8091 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
8093 (ia64_sched_reorder): Call maybe_rotate; also rotate after
8094 scheduling a stop bit.
8095 (ia64_emit_nops): Correctly handle ASMs.
8097 2001-03-15 Mark Mitchell <mark@codesourcery.com>
8099 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
8101 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
8103 * cpp.texi: Update documentation for -include and -imacros.
8104 * cppfiles.c (struct include_file): Remove "defined" memeber.
8105 (find_or_create_entry): Make a copy of the file name, and
8107 (open_file): Update to ensure we use the simplified filename.
8108 (stack_include_file): Don't set search_from.
8109 (cpp_included): Don't simplify the path name here.
8110 (find_include_file): New prototype. Call search_from to
8111 get the start of the "" include chain. Don't simplify the
8113 (_cpp_execute_include): New prototype. Move diagnostics to
8114 do_include_common. Update.
8115 (_cpp_pop_file_buffer): Don't set defined.
8116 (search_from): New prototype. Use the preprocessor's cwd
8117 for files included from the command line.
8118 (read_name_map): Don't simplify the pathname here.
8119 * cpphash.h (enum include_type): New.
8120 (struct buffer): Delete search from. New search_cached.
8121 (_cpp_execute_include): Update prototype.
8122 * cppinit.c (do_includes): Use _cpp_execute_include.
8123 * cpplib.c (do_include_common): New function.
8124 (do_include, do_include_next, do_import): Use it.
8126 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8128 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
8129 contents of the RTL, to determine the name of the object.
8131 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8133 * tree.h (DECL_RTL): Allocate RTL lazily.
8134 (SET_DECL_RTL): New macro.
8135 (DECL_RTL_SET_P): Likewise.
8136 (COPY_DECL_RTL): Likewise.
8137 (DECL_RTL_IF_SET): Likewise.
8138 * varasm.c (make_decl_rtl): Add assertions about the kind of
8139 declaration we are processing.
8140 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
8141 (start_decl): Likewise.
8142 (finish_decl): Likewise.
8143 * c-semantics.c (emit_local_var): Likewise.
8144 * calls.c (expand_call): Likewise.
8145 * dbxout.c (dbxout_symbol): Likewise.
8146 * emit-rtl.c (unshare_all_rtl): Likewise.
8147 (unshare_all_decls): Likewise.
8148 (reset_used_decls): Likewise.
8149 * expr.c (store_constructor): Likewise.
8150 (safe_from_p): Likewise.
8151 (expand_expr): Likewise.
8152 * function.c (put_var_into_stack): Likewise.
8153 (instantiate_decls_1): Likewise.
8154 (assign_parms): Likewise.
8155 (expand_function_start): Likewise.
8156 (expand_function_end): Likewise.
8157 * ggc-common.c (gcc_mark_trees): Likewise.
8158 * integrate.c (function_cannot_inline_p): Likewise.
8159 (copy_decl_for_inlining): Likewise.
8160 (expand_inline_function): Likewise.
8161 (integrate_parm_decls): Likewise.
8162 (integrate_decl_tree): Likewise.
8163 * print-tree.c (print_node): Likewise.
8164 * reg-stack.c (stack_result): Likewise.
8165 * stmt.c (label_rtx): Likewise.
8166 (expand_return): Likewise.
8167 (expand_decl): Likewise.
8168 (expand_decl_cleanup): Likewise.
8169 (expand_anon_union_decl): Likewise.
8170 * toplev.c (check_global_declarations): Likewise.
8171 (rest_of_decl_compilation): Likewise.
8172 * tree.c (simple_cst_equal): Likewise.
8173 * objc/objc-act.c (generate_static_references): Likewise.
8175 2001-03-14 Zack Weinberg <zackw@stanford.edu>
8177 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
8178 gcc_AC_C_FLOAT_FORMAT): New macros.
8179 * configure.in: Add AC_PROG_CPP after CC tests;
8180 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
8181 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
8182 * configure, config.in: Regenerate.
8184 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
8185 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8186 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8187 config/i370/xm-linux.h, config/i370/xm-oe.h,
8188 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8189 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
8190 config/pa/xm-linux.h, config/pa/xm-pa.h,
8191 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
8192 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
8193 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
8194 config/we32k/xm-we32k.h: Delete.
8196 * config/i370/xm-mvs.h, config/m88k/m88k.h,
8197 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8198 config/vax/xm-vms.h: Don't define any of:
8199 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
8201 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
8203 * config.gcc: Remove references to deleted files.
8204 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
8205 FATAL_EXIT_CODE, which is the same between oe and mvs).
8207 2001-03-14 DJ Delorie <dj@redhat.com>
8208 Vladimir Makarov <vmakarov@redhat.com>
8210 * config/i960/i960.c (i960_function_prologue): Compute size of
8211 frame according to number of registers actually saved there.
8213 2001-03-14 Richard Henderson <rth@redhat.com>
8215 * expr.c (emit_move_insn_1): Fix else if around #endif.
8217 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
8220 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
8223 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
8225 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
8226 (override_options): Parse cmodel string.
8227 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
8228 * i386.h (TARGET_OPTIONS): Add "cmodel".
8229 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
8231 (ix86_cmodel_string, ix86_cmodel): Declare.
8233 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
8236 * i386.h (GENERAL_REG_P): Add missing REG_P.
8238 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
8240 * configure.in: Use $gcc_cv_as instead of $as.
8241 * configure: Regenerated.
8243 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
8245 * cppfiles.c (stack_include_file): Only increase the include
8246 count if we actually process the file properly, as opposed
8247 to treating it as length zero. Only call read_include_file
8248 if not DO_NOT_REREAD. Handle the -H include file output
8250 (read_include_file): Remove now redundant DO_NOT_REREAD check.
8251 (cpp_included, find_include_file): Simplify pathnames after
8252 remapping them. If remapping, don't use the remapped file
8253 name's buffer as our scratch buffer.
8254 (cpp_pop_file_buffer): Replace the multiple include macro
8255 only if it isn't yet set.
8256 (read_name_map): Simplify remapped names when reading in.
8257 (remap_filename): Move code to code path that uses it.
8258 (_cpp_simplify_pathname): Return the input pointer.
8259 * cpphash.h (_cpp_simplify_pathname): Update prototype.
8261 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8263 * expr.c (expand_expr): Revove bogus conditional.
8265 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
8267 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
8269 2001-03-14 Jakub Jelinek <jakub@redhat.com>
8271 * reg-stack.c (stack_result): Unconditionally use
8272 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
8274 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
8276 * expr.c (emit_move_insn_1): Split push of complex value when
8277 no suitable push instruction exist.
8279 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
8280 instead of QI_REG_P.
8282 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8284 * alias.c (handled_component_p, can_address_p): New functions.
8285 (get_alias_set): Use them.
8287 2001-03-13 Jim Wilson <wilson@redhat.com>
8289 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
8290 from 80 in try_locals code.
8291 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
8293 2001-03-13 Zack Weinberg <zackw@stanford.edu>
8295 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
8296 gcc_AC_C_LONG_LONG): New.
8297 * configure.in: Use them. Probe the size of short, int, long,
8298 and long long/__int64 if we have them. Move all the AC_C_*
8299 checks together, except gcc_AC_C_CHAR_BIT which has to go
8300 after AC_CHECK_HEADERS(limits.h).
8301 Take hwint.h out of host_xm_file and build_xm_file.
8303 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
8304 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
8305 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
8306 Move the HOST_WIDEST_INT setup logic here from system.h.
8307 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
8309 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
8310 is now handled by hwint.h.
8312 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
8313 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
8314 config/ia64/xm-ia64.h: Don't define any of:
8315 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
8316 HOST_BITS_PER_LONGLONG.
8318 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
8319 config/h8300/xm-h8300.h, config/mips/iris6.h,
8320 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
8321 config/sparc/xm-sp64.h: Delete.
8322 * config.gcc: Remove references to deleted files.
8324 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
8325 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
8326 * config/i370/xm-linux.h: Clarify floating-point situation in
8329 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
8331 * cppfiles.c (NO_INCLUDE_PATH): New macro.
8332 (find_include_file): Decide here which part of the include
8333 chain to start the search. Complain about an empty include
8334 chain in all cases apart from an abolsute file name.
8335 (_cpp_execute_include): Don't choose the search chain here.
8336 Don't call handle_missing_include in the case of an empty
8338 (_cpp_compare_file_date): Don't choose the search chain here.
8339 * cpplib.c (do_include_next): Move the in-main-file diagnostic
8340 here from _cpp_execute_include. Behave like #include if
8341 we're in the main file.
8343 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8345 * system.h (malloc, realloc, calloc, strdup): Only poison these
8346 tokens when IN_GCC is defined.
8348 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
8350 * i386.md (abs?f expander): Support SSE case.
8351 (abd?f_if): Add new "USE"; add splitters.
8353 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8355 * cpp.texi (poison): Explain the macro expansion exception.
8357 2001-03-13 Jakub Jelinek <jakub@redhat.com>
8359 * expr.c (store_expr): Add dont_store_target. If temp is already in
8360 target before copying to reg, don't store it into target again.
8362 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8364 * cppinternals.texi: Update for file handling.
8366 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8368 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
8369 2001-02-24 which broke building the Java library.
8370 * function.c (identify_blocks): Likewise.
8371 (all_blocks): Likewise.
8372 * integrate.c (integrate_decl_tree): Likewise.
8373 * print-tree.c (print_node): Likewise.
8374 * tree.h (BLOCK_NUMBER): Likewise.
8375 (struct tree_block): Likewise.
8377 2001-03-12 David Edelsohn <edelsohn@gnu.org>
8379 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
8380 __WCHAR_TYPE__ definition.
8381 (WCHAR_TYPE_SIZE): #undef before #define.
8383 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8385 * cppfiles.c: Update comments.
8386 (destroy_include_file_node): Rename destroy_node.
8387 (find_or_create_entry): New function.
8388 (open_file, _cpp_fake_include): Use it.
8389 (handle_missing_header): New function, broken out of
8390 _cpp_execute include. Don't segfault if there is no
8391 system or quoted path.
8392 (_cpp_execute_include): Use handle_missing_header.
8394 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8396 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
8397 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
8399 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8401 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
8402 unless anti_dependence says they are.
8403 * alias.c (objects_must_conflict): If neither has a type specified,
8406 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8407 David Billinghurst <David.Billinghurst@riotinto.com>
8409 * config/mips/iris5.h: Change WCHAR_TYPE to int.
8411 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
8413 * i386.md (trunctfdf2_2): Rename missnamed pattern.
8414 (*_one_bit): Remove type on the match_operand in attributes.
8416 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
8418 * i386.c: Commit forgotten hunk in previous patch.
8419 (regclass_map): Add extended registers.
8420 (dbx_register_map): Add missing frame register.
8422 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
8424 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
8426 * i386.md (x86_sahf_1): Disable for 64bit.
8427 (popsi*, pophi*): Likewise.
8428 (pushqi, pushhi): Likewise.
8429 (movdi, pushdi): Likewise.
8430 (zero extend DImode splitter): Likewise.
8431 (adddi, minusdi splitter): Likewise.
8432 (umulsidi): Likewise.
8434 (mulsidi): Disable for 64bit
8435 (lshift:DI/ashift:DI): Disable for 64bit.
8436 (loop patterns): Likewise.
8437 (call_pop, call_value_pop expanders and patterns): Likewise.
8438 (prologue_get_pc): Likewise.
8440 (fcmovDI pattern and splitter): Likewise.
8441 (movdfcc_1_rex64): New.
8443 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
8445 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
8446 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
8447 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
8448 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
8449 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
8450 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
8451 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
8452 (PUSH_ROUNDING): x86_64 rounds to 64bits.
8453 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
8454 (REGPARM_MAX): Set to 6 for x86_64.
8455 (SSE_REGPARM_MAX): Set to 16 for x86_64.
8456 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
8459 * (patterns that does use upper halves): Update constraints
8460 'q' to 'Q' and 'r' to 'R'.
8461 (cmpqi_ext_1): Disable for 64bit.
8462 (cmpqi_ext_3_insn): Likewise.
8463 (movqi_extzv_1): Likewsie.
8464 (addqi_ext_1): Liekwsie
8465 (testqi_ext_1): Liekwsie
8466 (andqi_ext_1): Liekwsie
8467 (xorqi_ext_1): Liekwsie
8468 (cmpqi_ext_1_rex64): New.
8469 (cmpqi_ext_3_insn_rex64): Likewise.
8470 (movqi_extzv_1_rex64): Likewsie.
8471 (addqi_ext_1_rex64): Liekwsie
8472 (testqi_ext_1_rex64): Liekwsie
8473 (andqi_ext_1_rex64): Liekwsie
8474 (xorqi_ext_1_rex64): Liekwsie
8476 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8478 * configure.in: Move check for unsigned enumerated bitfields
8479 to macro in aclocal.m4. Disable it for now.
8480 * configure, config.in: Regenerate.
8481 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
8482 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
8483 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
8484 kind above its first use.
8486 * config/xm-interix.h, config/alpha/xm-alpha.h,
8487 config/i370/xm-linux.h, config/i386/xm-beos.h,
8488 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
8489 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8490 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
8491 Don't define ONLY_INT_FIELDS under any circumstances.
8493 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
8495 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8496 config/sparc/xm-sysv4.h: Delete - now identical with some
8498 * config.gcc (hppa targets): Replace xm-pahpux.h and
8499 xm-papro.h with implicit xm-pa.h.
8500 (sparc targets): Replace xm-sysv4.h with implicit or explicit
8503 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
8505 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
8506 before reload_cse_noop_set_p.
8508 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8510 * config.gcc: Where xm-host.h used to include another
8511 xm-host.h, list the nested header directly in xm_file. Remove
8512 references to deleted files. Can now use sparc/xm-sp64.h for
8515 * config/xm-linux.h, config/arm/xm-linux.h,
8516 config/i386/xm-dos.h, config/i386/xm-gnu.h,
8517 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
8518 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
8519 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
8520 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
8523 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
8524 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
8525 bother to wrap #undef in #ifdef.
8526 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
8527 Don't include xm-linux.h.
8528 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
8530 * configure.in: Wrap regexps using [] in changequote block.
8531 Use expr : not echo | grep. Simplify regexps.
8532 * configure: Regenerate.
8534 56 xm-files remain, 22 xm-arch.
8536 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8538 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
8539 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8540 (local_index, local_rindex): Delete, use strchr/strrchr instead.
8541 (copy_object): Fix format specifier vs argument mismatch.
8543 * mips-tdump.c: Make local functions static.
8544 (rindex): Don't #undef.
8545 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8546 (fatal, fancy_abort): Delete.
8547 (read_seek): Avoid signed/unsigned compare.
8549 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8551 * combine.c (try_combine): Fix error in change to try original
8553 (gen_rtx_combine): Do same as gen_rtx for now.
8555 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8557 * configure.in: AC_SUBST xm_defines.
8558 * configure: Regenerate.
8559 * Makefile.in: Set DEFINES=$(xm_defines) when building
8562 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8564 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
8565 (cpp_included, find_include_file): Update.
8566 (_cpp_compare_file_date): Make else unconditional.
8568 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
8570 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
8572 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8574 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
8575 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
8577 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
8579 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
8580 if it's a record type.
8582 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
8584 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
8585 mingw includes slightly.
8587 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8589 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
8590 #undef token before poisoning it.
8592 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8594 * alpha.c (check_float_value): Use memcpy, not bcopy.
8596 * m32r.c (m32r_sched_reorder): Likewise.
8598 * vax.c (check_float_value): Likewise.
8600 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8602 * toplev.c (file_name_nondirectory): Remove.
8603 * toplev.h: Similarly.
8604 * dwarf2out.c (compute_section_prefix): Use lbasename instead
8605 of file_name_nondirectory.
8607 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8609 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
8610 * mips-tfile.c: Don't #undef rindex; not used.
8612 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
8614 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
8615 (dbx64_register_map): Declare.
8616 (RETURN_ADDR_RTX): Fix for 64bit.
8617 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
8618 (INCOMING_FRAME_SP_OFFSET): Set to 8.
8619 * i386.c (dbx64_register_map): New global array.
8620 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
8621 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
8624 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8626 * cppfiles.c (search_from): Use lbasename.
8627 * mkdeps.c (deps_add_default_target): Use lbasename.
8629 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8631 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
8632 xcalloc in lieu of malloc, realloc & calloc.
8634 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
8636 * gengenrtl.c (xmalloc): Likewise.
8638 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
8639 really_call_* memory allocation routines.
8641 * stmt.c (check_for_full_enumeration_handling): Use
8642 really_call_calloc, not calloc.
8644 * system.h (really_call_malloc, really_call_calloc,
8645 really_call_realloc): Define.
8646 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
8648 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
8650 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
8652 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
8654 * configure: Rebuilt.
8655 * configure.in: Only use `lang_requires' for languages athat are
8658 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
8660 * invoke.texi: Fix typo.
8661 * gcc.1: Regenerate.
8663 2001-03-09 Zack Weinberg <zackw@stanford.edu>
8665 * configure.in: Prune nonexistent files from build_xm_file,
8666 xm_file, and host_xm_file lists. Warn unless they're
8668 Don't generate *config.h here.
8669 AC_SUBST all variables needed to generate *config.h.
8670 * configure: Regenerate.
8671 * mkconfig.sh: New helper script, from code removed from
8673 * Makefile.in: Zap all MALLOC variables - no longer used
8674 anywhere, and malloc.c doesn't exist.
8675 Substitute in variables needed to generate *config.h.
8676 Stop lying about the dependencies contained in CONFIG_H and
8678 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
8679 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
8680 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
8681 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
8682 $(TM_P_H), etc. as appropriate.
8684 * config.gcc: Zap references to deleted files.
8685 * ggc-none.c: Don't include rtl.h or tm_p.h.
8687 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
8688 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
8689 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
8690 config/i386/xm-linux.h, config/i386/xm-linux.h,
8691 config/i386/xm-next.h, config/i386/xm-openbsd.h,
8692 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
8693 Don't include i386/xm-i386.h.
8695 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
8696 config/i386/xm-i386.h, config/i860/xm-i860.h,
8697 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
8698 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8699 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
8700 Delete (empty except comments, #includes of other deleted
8701 files, and macros used nowhere).
8703 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
8705 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
8706 independent on TARGET_FLAGS.
8708 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
8710 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
8712 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
8714 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
8716 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
8717 LAST_REX_SSE_REG): define.
8718 (enum reg_class): Add 'LEGACY_REGS'
8719 (REG_CLASS_CONTENTS): Likewise; add extended registers.
8720 (SSE_REGNO_P): Recognize extended registers.
8721 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8722 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8723 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8724 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8725 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8726 REG_OK_FOR_STRREG_P): Remove.
8727 (HI_REGISTER_NAMES): Add extended registers.
8728 (ADDITIONAL_REGISTER_NAMES): Likewise.
8729 (QI_REGISTER_NAMES): Add 8bit extended registers.
8730 (DEBUG_REG): Support extended registers.
8731 * i386.c (regclass_map): Add extended registers.
8732 (dbx_register-map): Likewise.
8733 (svr4_dbx_register_map): Likewise.
8734 (print_reg): Support extended registers.
8735 (print_operand): Support 64bit operands.
8737 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8739 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8740 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8741 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8742 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8743 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8744 STACK_BOUNDARY): Set properly for 64bits.
8745 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8746 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8747 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8748 (MOVE_MAX): Set to 16.
8749 (MOVE_MAX_PIECES): 8 for 64bit.
8750 (Pmode): Set to SImode.
8752 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8754 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8756 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8758 * i386.h (mask_64bit): New constant.
8759 (target_64bit): New macro.
8760 (target_options): Add '64'/'32'
8761 (target_default): Define.
8762 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8763 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8764 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8766 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8768 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8770 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8772 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8773 LO_SUM unless for_alias is set.
8775 2001-03-08 Stan Shebs <shebs@apple.com>
8777 * objc/objc-act.c: Fix old typos in comments, add comments for
8779 (hash_init): Fix file name in error message.
8780 (hash_enter): Ditto.
8781 (hash_add_attr): Ditto.
8782 (continue_class): Ditto.
8784 2001-03-08 Bruce Korb <bkorb@gnu.org>
8786 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8787 wait4() can receive the signal.
8789 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8791 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8793 * fixinc/fixincl.x: Regenerate.
8795 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8797 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8799 * fixinc/fixincl.x: Regenerate.
8801 2001-03-08 Richard Henderson <rth@redhat.com>
8803 * configure.in (HAVE_AS_LEB128): New assembler check.
8804 * configure, config.in: Rebuilt.
8806 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8808 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8811 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8813 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8814 references to the MAXPATHLEN macro.
8816 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8817 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8820 * config/i386/xm-gnu.h, config/xm-gnu.h,
8821 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8822 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8823 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8824 and/or unused files.
8826 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8827 doing so in various xm-*.h files.
8829 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8831 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8833 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8835 * configure.in (enable_shared): Support per-package shared-library
8837 * configure: Rebuilt.
8839 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8841 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8842 for crnot. Set operands[5] in splitter.
8844 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8846 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8847 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8848 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8849 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8850 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8851 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8852 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8855 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8856 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8857 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8858 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8859 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8860 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8861 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8862 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8863 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8864 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8865 Delete unused and/or empty files.
8867 * config.gcc: Define USG in xm_defines as appropriate. Define
8868 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8869 macro. Remove deleted xm-* files from $xm_files variable.
8871 2001-03-07 Tom Tromey <tromey@redhat.com>
8873 * configure: Rebuilt.
8874 * configure.in: Allow config-lang.in to set `lang_requires' to list
8875 of other required languages.
8877 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8879 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8881 (output_prologue): Use xmalloc not oballoc.
8882 (output_epilog): Free a29k_first_epilogue_insn when finished.
8883 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8885 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8887 * builtins.c (expand_builtin_mathfn): Check
8888 flag_unsafe_math_optimizations, not flag_fast_math.
8889 (expand_builtin): Likewise
8890 * combine.c (combine_simplify_rtx): Likewise.
8891 (simplify_if_then_else): Likewise.
8892 * cse.c (fold_rtx): Likewise.
8893 * flags.h: Remove flag_fast_math. Add
8894 flag_unsafe_math_optimizations and flag_trapping_math.
8895 * fold-const.c (negate_expr): Check
8896 flag_unsafe_math_optimizations, not flag_fast_math.
8897 (invert_truthvalue): Likewise.
8898 (fold): Likewise. Before associating operands, check that
8899 code == MULT_EXPR, not code != MULT_EXPR.
8900 * ifcvt.c (noce_try_minmax): Check
8901 flag_unsafe_math_optimizations, not flag_fast_math.
8902 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8903 * invoke.texi: Document -funsafe-math-optimizations and
8904 -fno-trapping-math. Change documentation for -ffast-math.
8905 * jump.c (reversed_comparison_code_parts): Likewise.
8906 (rtx_equal_for_thread_p): Likewise.
8907 * optabs.c (emit_conditional_move): Likewise.
8908 * simplify-rtx.c (simplify_binary_operation): Likewise.
8909 (simplify_relational_operation): Likewise.
8910 (simplify_ternary_operation): Likewise.
8911 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8912 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8913 Add trapping-math and unsafe-math-optimizations entries to f_options.
8914 (set_fast_math_flags): New, sets flags for -ffast-math.
8915 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8916 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8917 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8919 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8920 (alpha_emit_conditional_move): Initialize local_fast_math to
8921 flag_unsafe_math_optimizations, not flat_fast_math.
8922 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8923 instead of setting flag_fast_math to 1.
8924 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8926 * config/i386/i386.c (override_options): Likewise
8927 * config/i386/i386.md: Likewise.
8928 * config/m68k/m68k.md: Likewise.
8929 * config/mips/mips.md: Likewise.
8930 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8931 (rs6000_generate_compare): Likewise.
8933 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8935 * Makefile.in: Set RANLIB to @RANLIB@.
8938 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8940 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8941 * fixinc/fixincl.x: Regenerated.
8943 2001-03-07 Richard Henderson <rth@redhat.com>
8945 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8947 2001-03-07 Richard Henderson <rth@redhat.com>
8949 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8950 of block notes and exception handling notes.
8952 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8953 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8954 (compile_file): ... here.
8956 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8958 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8960 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8961 config.h now. Include libiberty.h to handle alloca.
8963 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8965 * c-parse.in (yylexname): New function, split out of _yylex.
8966 (objc_rid_sans_at): New table.
8967 (init_reswords): Initialize it.
8968 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8969 retrieving the next token and checking it for significance as
8970 an ObjC keyword or string constant.
8972 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8973 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8975 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8978 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8980 * config/m68k/m68k.c (const_uint32_operand): Accept any
8981 const_int on a 32-bit host.
8983 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8985 * objc/objc-act.c (init_objc): Set save_lang_status,
8986 restore_lang_status, and mark_lang_status.
8988 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8990 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8992 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8994 * cppinternals.texi: Update.
8996 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8998 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8999 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
9000 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
9001 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
9002 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
9003 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
9004 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
9005 config/i386/xm-i386.h, config/i860/xm-i860.h,
9006 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
9007 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
9008 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
9009 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
9010 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
9011 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
9012 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
9013 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
9014 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
9015 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9016 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9017 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
9018 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
9019 match the defaults provided in hwint.h.
9021 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
9022 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
9024 * config.gcc (xm_file): Don't set to files which are deleted.
9026 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
9027 guard this file against these macros being undefined.
9029 2001-03-06 Zack Weinberg <zackw@stanford.edu>
9031 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
9032 and DECL_DEFER_OUTPUT on the decl we create, before calling
9033 rest_of_decl_compilation.
9035 2001-03-06 Zack Weinberg <zackw@stanford.edu>
9037 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
9039 * configure, config.in: Regenerate.
9040 * config.gcc: Remove references to deleted files.
9042 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
9043 genrecog.c, rtl.c: Do not use alloca anywhere.
9045 * Makefile.in, build-make, system.h, config/x-interix,
9046 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
9047 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
9048 config/arc/xm-arc.h, config/arm/xm-arm.h,
9049 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9050 config/h8300/xm-h8300.h, config/i370/x-oe,
9051 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
9052 config/i386/x-ncr3000, config/i386/x-sco5,
9053 config/i386/xm-dgux.h, config/i860/x-sysv4,
9054 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
9055 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
9056 config/m68k/x-hp320g, config/m69k/x-mot3300,
9057 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
9058 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
9059 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
9060 config/m88k/x-sysv4, config/m88k/x-tekXD88,
9061 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
9062 config/mips/x-iris, config/mips/x-iris3,
9063 config/mips/x-sni-svr4, config/mips/x-sysv,
9064 config/mips/xm-iris6.h, config/mips/xm-mips.h,
9065 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
9066 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
9067 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
9068 config/pa/xm-papro.h, config/romp/xm-romp.h,
9069 config/rs6000/x-aix31, config/rs6000/x-aix41,
9070 config/rs6000/x-beos, config/rs6000/x-lynx,
9071 config/rs6000/x-mach, config/rs6000/x-rs6000,
9072 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
9073 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9074 config/sparc/x-sysv4, config/sparc/xm-linux.h,
9075 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
9076 config/vax/xm-vms.h: Eradicate all references to alloca and
9079 * config/xm-alloca.h, config/clipper/x-clix,
9080 config/i386/xm-sysv4.h, config/i860/x-fx2800,
9081 config/i860/x-sysv3, config/m88k/x-sysv3,
9082 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
9083 (contained only alloca related hacks).
9085 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
9088 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
9090 * invoke.texi: Document __FAST_MATH__.
9092 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9094 * crtstuff.c: Restore include of auto-host.h.
9096 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
9098 Put main() in a separate file, so that the language
9099 front-end can use a different main().
9102 * toplev.c: (main): Rename as toplev_main.
9103 * toplev.h: Declare toplev_main.
9104 * Makefile.in (OBJS): add toplev.o.
9105 (BACKEND): remove toplev.o, add main.o.
9107 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
9109 * cppfiles.c (search_from): Special case the empty string.
9111 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
9113 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
9114 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
9115 strlen or strcpy; we already know the length.
9116 (_cpp_compare_file_date): Similarly.
9117 * cpphash.h (struct cpp_reader): Delete done_initialising.
9118 (CPP_PREV_BUFFER): Delete.
9119 * cppinit.c (cpp_start_read): Don't set done_initialising.
9120 * cpplex.c (parse_string): Guarantee null-termination.
9121 (_cpp_equiv_toklists): Remove.
9122 * cpplib.c (glue_header_name): Null-terminate.
9123 (do_line): Don't leak memory.
9124 * cpplib.h (BT_WEAK): Delete.
9125 * cppmain.c (cb_ident): Strings are now null-terminated.
9127 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
9129 * gcc.c (convert_filename): Append executable suffix
9130 if NO_AUTO_EXE_SUFFIX is not defined.
9131 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
9132 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
9134 2001-03-03 David O'Brien <obrien@FreeBSD.org>
9136 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
9137 * c-parse.gperf, c-gperf.h: Delete.
9138 (c-gperf.h was accidently re-added to the CVS repo in the rev
9139 1.16 commit by tromey)
9141 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9143 * cpplex.c (_cpp_lex_token): Don't warn about directives in
9144 macro arguments when looking for the '('.
9145 * cppmacro.c (funlike_invocation_p): Set parsing_args to
9146 2 when really parsing arguments; 1 when looking for '('.
9147 Always restore the lexer position.
9149 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9151 * longlong.h (umul_ppmm): Don't use a multiline string.
9153 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9155 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
9156 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
9157 t_bool in declaration because pcc can't combine volatile with typedef
9160 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
9162 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
9163 until when it is really needed.
9164 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
9165 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
9166 * i386.md (float?i?f splitter): Don't force source operand to memory
9168 (sse_movdfcc): Fix constraint.
9169 (sse_movdfcc splitter): Handle properly the second alternative.
9171 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9173 * cpplex.c (parse_string): Unconditionally pedwarn.
9175 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9178 * cppexp.c (parse_number): Update.
9179 * cpplex.c (parse_string): Pedwarn if multiline string does not
9180 result from a system header's macro.
9181 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
9182 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
9183 for function-like macros too.
9184 * c-lex.c (lex_number): Update.
9186 2001-03-03 Richard Henderson <rth@redhat.com>
9188 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
9190 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
9192 * combine.c (try_combine): If split with mode-changed scratch
9193 register didn't work, try the original mode.
9195 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
9197 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
9198 * config/c4x/c4x.h: Likewise.
9199 * stor-layout.c (compute_record_mode): Likewise.
9200 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
9202 2001-03-02 Zack Weinberg <zackw@stanford.edu>
9204 * configure.in: Kill tm.h. Include the files in the $tm_file
9205 list in all three of config.h, hconfig.h, tconfig.h, after the
9206 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
9207 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
9208 * configure: Regenerate.
9209 * Makefile.in (clean): Don't delete tm.h.
9211 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
9212 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
9213 those are not defined, set SEC and FEC to 0 and 1.
9214 * gcc.texi: Update to match.
9216 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
9217 * config/fp-bit.c, config/m68k/aux-crt2.asm,
9218 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
9219 Include tconfig.h, not tm.h.
9221 * config/xm-lynx.h, config/xm-std32.h,
9222 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
9223 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
9224 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
9225 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9226 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9227 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9228 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
9229 config/i386/xm-i386.h, config/i860/xm-i860.h,
9230 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
9231 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
9232 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
9233 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
9234 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
9235 config/pa/xm-linux.h, config/pa/xm-pa.h,
9236 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
9237 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
9238 config/pj/xm-pj.h, config/romp/xm-romp.h,
9239 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9240 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9241 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9242 config/v850/xm-v850.h, config/vax/xm-vax.h,
9243 config/we32k/xm-we32k.h:
9245 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
9247 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
9248 config/i370/xm-oe.h: Don't include tm.h. Don't define
9250 * config/vax/xm-vms.h: Don't include tm.h.
9252 * config/xm-lynx.h, config/avr/xm-avr.h,
9253 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
9254 Delete; made empty by above changes.
9255 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
9256 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
9257 Don't include config/xm-lynx.h or tm.h.
9259 * config/xm-gnu.h: Don't include fcntl.h.
9260 * config/sparc/xm-lynx.h: Don't include sys/types.h and
9262 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
9264 2001-03-02 Richard Henderson <rth@redhat.com>
9266 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
9267 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
9269 2001-03-02 Richard Henderson <rth@redhat.com>
9271 * Makefile.in (OBJS): Add dwarf2asm.o.
9272 * dwarf2asm.c, dwarf2asm.h: New files.
9273 * dwarf2out.c (*): Use them.
9274 (size_of_uleb128, size_of_sleb128): Remove.
9275 (output_uleb128, output_sleb128): Remove.
9276 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
9277 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
9278 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
9279 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
9280 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
9281 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
9282 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
9283 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
9284 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
9285 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9286 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
9287 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
9288 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
9289 (dwarf2out_frame_debug): Remove unused variables.
9290 (output_loc_operands): Don't abort on 8 byte constants if
9291 host integers are wide enough.
9292 (output_symbolic_ref): Remove.
9293 (size_of_die): Don't assume 4 byte host integers.
9294 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
9296 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
9297 something stupid with HOST_WIDE_INT to long truncation.
9298 [CONST_DOUBLE]: Likewise.
9300 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
9301 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9302 * config/arm/unknown-elf.h: Likewise.
9303 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
9304 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
9305 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
9306 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
9307 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
9308 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
9309 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
9310 (ASM_OUTPUT_DWARF_OFFSET): Remove.
9311 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
9312 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
9313 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
9314 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
9316 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9318 * cselib.c (hash_rtx): Cast enums to unsigned int.
9320 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9322 * print-rtl.c (print_rtx): Cast enums to int for comparison.
9323 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
9325 * c-format.c (C_STD_VER): Cast to int for comparisons.
9326 (check_function_format): Cast various enums to int for &.
9327 (maybe_read_dollar_number): Likewise.
9328 (check_format_info): Likewise.
9329 (check_format_info_main): Likewise.
9330 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
9331 (safe_from_p): Likewise.
9332 * varasm.c (const_hash): Cast enum to int for %.
9333 * emit-rtl.c (init_emit_once): Use int loop variable to work around
9334 pcc enum problems with < and ++ operators.
9335 * regclass.c (init_reg_sets_1): Cast enums for comparison.
9336 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
9337 (regclass_init): Change enum class to int to iterate over reg_classes.
9338 * genrecog.c (merge_trees): Cast enums for comparison.
9339 * rtl.h (GET_CODE): Cast to enum rtx_code.
9340 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
9341 (GET_MODE): Cast to enum machine_mode.
9342 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
9343 (GET_NOTE_INSN_NAME): Cast enum to int.
9344 * tree.h (TREE_CODE): Cast to enum tree_code.
9345 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
9346 * timevar.c (timevar_print): Change loop variable id from enum to
9348 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
9349 * config/i386/i386.md: Use PUT_MODE for mode assignment.
9350 * toplev.c (compile_file): Cast enum DFI to int.
9351 (decode_d_option): Likewise.
9353 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
9355 * cppinit.c (append_include_chain): Mark "after" include file name list
9356 as a system directory.
9357 * cpp.texi: Document new behavior.
9359 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
9361 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
9363 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
9365 * cppfiles.c (struct include_file): Update.
9366 (stack_include_file): Use search_from.
9367 (cpp_included, find_include_file): Update.
9368 (cpp_execute_include): Update. ptr->name may not be
9369 null terminated. Use the new search_from member variable
9371 (_cpp_compare_file_date): Similarly.
9372 (search_from): New function, similiar to actual_directory.
9373 (actual_directory): Delete.
9374 (remap_filename): Update. loc->name may not be null terminated.
9375 (struct file_name_list): Rename search_path. Update.
9376 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
9377 search_from and dir.
9378 (struct cpp_reader): Remove actual_dirs.
9379 * cppinit.c (struct cpp_pending): Update for renamed objects.
9380 (append_include_chain, remove_dup_dir, remove_dup_dirs,
9381 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
9382 * cpplib.h (struct cpp_options): Similarly.
9384 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9386 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
9387 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
9388 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
9389 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9390 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9391 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9392 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
9393 config/i370/xm-linux.h, config/i370/xm-mvs.h,
9394 config/i370/xm-oe.h, config/i386/xm-aix.h,
9395 config/i386/xm-i386.h, config/i386/xm-osf.h,
9396 config/i860/xm-i860.h, config/i960/xm-i960.h,
9397 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
9398 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
9399 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
9400 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
9401 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
9402 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
9403 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
9404 config/pj/xm-pj.h, config/romp/xm-romp.h,
9405 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9406 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9407 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9408 config/v850/xm-v850.h, config/vax/xm-vax.h,
9409 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
9410 Do not define TRUE or FALSE.
9412 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
9413 empty by above change.
9414 * config.gcc: Remove references to these files.
9416 * configure.in: Detect stdbool.h.
9417 * configure, config.in: Regenerate.
9418 * system.h: Include stddef.h here if available.
9419 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
9420 Then set up a sensible boolean type at the very end.
9422 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
9423 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
9425 * hash.h: Delete 'boolean' typedef and related #undefs.
9427 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
9428 all uses of 'boolean' with 'bool'.
9430 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
9432 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
9433 * cppexp.c (lex): Cast enums for comparison.
9434 * cppinit.c (parse_option): Cast enum for comparison.
9435 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
9436 (cpp_output_token): Likewise.
9437 (cpp_can_paste): Cast enums for comparsion and plus/minus.
9438 (cpp_avoid_paste): Cast enums for minus and comparison.
9440 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9442 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
9443 field to all array elements.
9445 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9447 * cpphash.h (struct cpp_reader): Add print_version field.
9448 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
9449 just set print_version and other flags as appropriate.
9450 (cpp_post_options): Print version here if print_version is set.
9452 * toplev.c (exit_after_options): New flag.
9453 (independent_decode_option): Don't exit here; just set
9455 (main): Exit after calling lang_hooks.post_options if
9456 exit_after_options is true.
9458 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
9459 (merge_include_chains): Adjust comment to match code.
9461 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9463 * stringpool.c (set_identifier): New function.
9464 * tree.h: Prototype it.
9466 * c-parse.in: Kill D_YES. If compiled for objc, call
9467 save_and_forget_protocol_qualifiers from init_reswords.
9468 * objc/objc-act.c (remember_protocol_qualifiers,
9469 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
9470 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
9472 (save_and_forget_protocol_qualifiers): New function.
9473 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
9475 2001-03-01 Diego Novillo <dnovillo@redhat.com>
9477 * c-semantics.c (prune_unused_decls): Return error_mark_node
9478 instead of (tree) 1 to stop traversing the tree chain.
9480 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9482 Fix a problem introduced by Kenner's Feb 18 change.
9483 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
9484 flag_cse_skip_blocks only temporarily, not for ever.
9486 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
9488 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
9489 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
9491 * pa.c (emit_move_sequence): Verify operand0 is a hard register
9492 before determining its register class.
9494 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9496 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
9497 from reg 4 if current_function_calls_setjmp.
9498 (gen_nop_type): New function.
9499 (ia64_emit_nops): New function.
9500 (ia64_reorg): Call it.
9501 (ia64_sched_reorder): Move code that rotates bundles up a bit.
9503 * reload1.c (eliminate_regs_in_insn): Restrict the special case
9504 code not to try to optimize adds with anything but a REG destination.
9506 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
9507 (INSN_PRIORITY_KNOWN): New accessor macro.
9508 * haifa-sched.c (priority): Use it instead of testing priority against
9511 2001-02-28 DJ Delorie <dj@redhat.com>
9513 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
9514 since that doesn't work the way gcc wants on a generic m68k.
9516 2001-02-28 Richard Henderson <rth@redhat.com>
9518 * caller-save.c (save_call_clobbered_regs): Fix typo in
9519 comparison last change.
9521 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
9523 * i386.c (pentium4_cost): New.
9524 (m_PENT4): New macro.
9525 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
9526 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
9527 x86_integer_DFmode_moves, x86_partial_reg_dependency,
9528 x86_memory_mismatch_stall): Add Pentium4
9529 (x86_use_q_reg, x86_use_any_reg): Kill.
9530 (override_options): Add pentium4.
9531 (incdec_operand): Return 0 for pentium4.
9532 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
9533 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
9534 (TARGET_PENTIUM4): Define.
9535 (enum processor_type): Add PROCESSOR_PENTIUM4.
9536 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
9537 * i386.md (attribute "cpu"): Add pentium4.
9538 * invoke.texi (march): Add pentium4.
9540 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
9542 * i386.md (sse_mov?fcc*): New patterns and splitters.
9543 * i386.c (ix86_expand_movcc): Work post-reload; recognize
9544 the SSE based conditional moves.
9546 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
9548 * i386.md (attribute mode): Add "TI".
9549 (movsf_1): Add pxor support; remove constant propagation splitter.
9550 (movdf_integer): Likewise.
9551 (movdf_nointeger): Likewise.
9552 (movxf constant prop splitter): Handle all modes; update for SSE.
9553 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
9554 * i386.c (standard_80387_constant_p): Rewrite.
9555 (standard_sse_constant_p): New.
9556 * i386-protos.h (standard_sse_constant_p): New.
9558 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
9560 * i386.md (sse_setccsf, sse_setccdf): New.
9561 (sse_cmp* patterns): Use '%D' instead of outputtting condition
9563 * i386.c (sse_comparison_operator): Accept the supported unordered
9564 comparses; be ready for fast_math.
9565 (print_operand): Support 'D'.
9567 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
9569 * jump.c (reversed_comparison_code): Kill.
9571 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
9573 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
9576 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
9578 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
9579 add missing '%' in constraints.
9581 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
9583 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
9584 for HOST_BITS_PER_WIDE_INT == 32 too.
9586 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
9588 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
9590 (insert_save, insert_restore): New parameter save_mode.
9591 (init_caller_save): Update initialization of reg_save_code
9592 and reg_restore_code.
9593 (save_call_clobbered_regs): Compute save_modes and update calls to
9594 reg_save_code and reg_restore_code.
9595 (insert_restore): Unsignetize numbers; use save_modes to choose mode
9596 of spill; update use of reg_restore_code.
9597 (insert_save): Likewise.
9598 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9599 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9600 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
9602 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9604 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
9605 noce_try_store_flag_inc, noce_try_store_flag_mask,
9606 noce_try_cmove_arith):
9607 Use reversed_comparison_code instead of reverse_comparison and
9608 can_reverse_comparison_p.
9610 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
9612 * jump.c (reversed_comparison_code_parts): Allow reversal of
9613 unordered compares in -ffast-math mode; reverse ordered compares
9614 for FP even w/o -ffast-math.
9616 2001-02-27 Richard Henderson <rth@redhat.com>
9618 * print-rtl.c (print_rtx) [i]: Don't print field five on
9619 NOTEs other than NOTE_INSN_DELETED_LABEL.
9621 2001-02-27 Zack Weinberg <zackw@stanford.edu>
9623 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
9624 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
9626 2001-02-27 Diego Novillo <dnovillo@redhat.com>
9628 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
9629 even if walk_subtrees is 0.
9630 * c-semantics.c (prune_unused_decls): Return a non-null value to
9631 stop traversing the tree chain.
9633 2001-02-27 DJ Delorie <dj@redhat.com>
9635 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
9636 register, *then* define it as the new CFA.
9638 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
9640 * pa.c (override_options): Promote -fpic to -fPIC.
9641 (legitimize_pic_address): Simplify due to removal of
9642 small PIC as a code generation option.
9643 (secondary_reload_class): Similarly.
9644 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
9645 (PRINT_OPERAND_ADDRESS): Similarly.
9646 * pa.md (various patterns): Similarly.
9647 (small pic lo_sum pattern): Remove.
9649 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
9652 * md.texi (min, max): Document
9654 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
9656 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
9657 TARGET_PARTIAL_REG_DEPENDENCY.
9658 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
9660 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
9662 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
9664 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
9666 * mips.c (mips_make_temp_file): Fix thinko in last change.
9668 2001-02-26 Jason Eckhardt <jle@redhat.com>
9670 * combine.c (known_cond): Do not reverse the condition when
9671 SMAX/UMAX is being considered and the condition is for equality
9674 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
9676 2001-02-26 Philip Blundell <philb@gnu.org>
9678 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
9680 * config/arm/linux-elf.h: Remove historical relics related to
9681 above configurations.
9682 * config/arm/linux-oldld.h: Delete.
9683 * config/arm/linux-elf26.h: Delete.
9685 2001-02-26 Jason Merrill <jason@redhat.com>
9687 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
9689 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
9690 recognize a tentative definition. Lose obsolete code.
9692 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
9693 variables unless necessary, either.
9695 2001-02-25 Richard Henderson <rth@redhat.com>
9697 * ifcvt.c (struct noce_if_info): Add test_bb.
9698 (noce_get_alt_condition): New.
9699 (noce_try_minmax, noce_try_abs): New.
9700 (noce_operand_ok): New.
9701 (noce_process_if_block): Use them.
9702 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
9704 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
9706 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
9709 2001-02-25 Zack Weinberg <zackw@stanford.edu>
9711 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
9712 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
9714 (mips_asm_file_end): Free temp_filename here.
9716 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9718 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
9719 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
9721 * config/i386/i386.md (movstrsi): Handle FAIL case.
9723 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9725 * cppinit.c (builtin_array): Update.
9726 (init_builtins): Flag builtins to warn if redefined or
9727 undefined. Define __GXX_WEAK as a normal macro.
9728 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9729 * cpplib.h (NODE_WARN): New flag.
9730 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9731 Handle __STDC__ as a builtin only on Solaris.
9732 (warn_of_redefinition): Renamed from check_macro_definition.
9733 Reverse sense of test. Always warn if NODE_WARN.
9734 (_cpp_create_definition): Use warn_of_redefinition. Flag
9735 any macro beginning with "__STDC_" to require a mandatory
9736 warning if redefined or undefined.
9738 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9740 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9741 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9742 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9743 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9744 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9745 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9746 Don't define any of:
9747 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9748 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9749 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9750 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9751 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9753 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9754 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9757 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9758 Delete now-empty file.
9760 * alpha/vms.h: Define NEED_ATEXIT here...
9761 * alpha/xm-vms.h: ...not here.
9763 * i386/cygwin.h: Don't define PARAMS.
9764 * mips/mips.c: Don't prototype mktemp. Don't define
9765 P_tmpdir. Use make_temp_file to create temporary files.
9766 Don't be clever and delete temporary files early.
9767 * config.gcc: Drop references to deleted files. Don't define
9769 * gcc.texi: Don't mention USE_PROTOTYPES.
9771 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9773 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9774 (ix86_set_move_mem_attrs_1): Likewise.
9775 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9776 * config/i386/i386.md (movstrsi): Call it.
9778 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9780 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9781 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9782 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9783 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9785 (i750a-*-*): Error here if hosting on i750a.
9786 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9788 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9789 Remove (empty modulo comments).
9791 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9792 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9793 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9794 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9795 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9796 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9798 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9799 Remove reference to winnt.h in comment.
9800 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9802 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9804 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9805 used to set another biv.
9807 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9809 * tree.h (BLOCK_DEAD): New macro.
9810 (struct tree_block): New flag, dead_flag.
9811 * print-tree.c (print_node, case 'b'): Print missing fields.
9812 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9813 * function.c (identify_blocks): Enable test for misplaced notes.
9814 (all_blocks): Skip BLOCK_DEAD blocks.
9815 * integrate.c (integrate_decl_tree): Likewise.
9817 * errors.c (internal_error, trim_filename): New functions.
9818 (fancy_abort): Call internal_error.
9819 * errors.h (internal_error, trim_filename): New declarations.
9821 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9823 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9825 (EXTRA_CONSTRAINT): Formatting changes.
9827 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9829 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9831 2001-02-23 Per Bothner <per@bothner.com>
9833 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9834 so they can be called from java/jvspec.c.
9835 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9837 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9839 * i386.c (ix86_frame): New structure.
9840 (ix86_compute_frame_size): Kill.
9841 (ix86_compute_frame_layout): New.
9842 (ix86_save_reg): New.
9843 (ix86_can_use_return_insn_p): Use frame layout stuff.
9844 (ix86_expand_prologue): Likewise.
9845 (ix86_expand_epilogue): Likewise.
9846 (ix86_initial_elimination_offset): Likewise.
9847 (ix86_nsaved_regs): Use ix86_save_reg.
9848 (ix86_emit_save_regs): Likewise.
9850 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9852 * flow.c (find_sub_basic_blocks): New function.
9853 (split_block): Be ready for basic block introduced by CODE_LABEL.
9854 (commit_one_edge_insertion): Call find_sub_basic_block.
9856 * flow.c (make_edges): Add edge from entry for blocks starting with
9857 label having ALTERNATE_NAME
9859 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9861 * function.c (epilogue_done): Be ready for first basic block not
9862 containing PROLOGUE_END note.
9863 (reposition_prologue_and_epilogue_notes): Avoid placing
9864 PROLOGUE_END note between BASIC_BLOCK.
9866 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9868 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9870 2001-02-21 DJ Delorie <dj@redhat.com>
9872 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9873 check for current_function_has_nonlocal_goto from 1999-11-12.
9875 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9877 * diagnostic.c (trim_filename): No longer static.
9878 * toplev.h (trim_filename): Declare.
9879 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9880 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9881 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9882 (rtvec_check_failed_bounds): Likewise.
9883 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9885 * convert.c (convert_to_integer): Don't do unsigned unless result or
9886 both inputs are unsigned.
9888 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9891 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9893 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9895 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9897 * Makefile.in (resource.o): Add params.h dependence.
9898 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9899 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9900 * resource.c: Add dependence on params.h.
9901 (current_live_regs): Fix explanatory comment.
9902 (find_basic_block): Add new parameter to permit limiting search
9904 (mark_target_live_regs): Add new argument to find_basic_block call.
9905 (incr_ticks_for_insn): Likewise.
9907 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9909 * diagnostic.c (output_to_stream): Rename to
9910 output_buffer_to_stream. Loses the stream parameter.
9911 (init_output_buffer): Set diagnosic_buffer's stream.
9912 (flush_diagnostic_buffer): Adjust.
9913 (default_print_error_function): Likewise.
9914 (finish_diagnostic): Likewise.
9915 (verbatim): Likewise.
9917 * diagnostic.h (struct output_buffer): Add `stream' field.
9918 (output_buffer_attached_stream): New macro.
9920 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9922 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9923 check if either operand is divisible by C.
9924 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9925 If type is signed, consider negative numbers as well.
9927 2001-02-22 Richard Henderson <rth@redhat.com>
9929 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9930 reach .text instead of gp-relative relocs.
9931 * config/ia64/crtend.asm (.init): Likewise.
9933 2001-02-22 Andreas Jaeger <aj@suse.de>
9935 * extend.texi (C++ Attributes): Fix typo.
9937 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9939 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9940 functions, drop current_function_args_info.words test.
9941 (ia64_compute_frame_size): Mark syscall_linkage functions as
9942 using eight input registers.
9944 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9945 Bruce Korb <bkorb@gnu.org>
9947 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9948 * fixinc/README: Document how to convert sed substitutions
9949 to format style c_fix-es.
9950 * fixinc/fixincl.x: regen
9952 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9954 * gcc.c: Add comment explaining how to add a command-line option.
9955 Add title to specs language comment.
9957 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9959 * gcc.c (cc1_options): Add "-param".
9960 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9961 (option_map): Likewise.
9962 * toplev.c (display_help): Add entry for "--param".
9963 (independent_decode_option): Fix typographical error.
9965 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9966 Bernd Schmidt <bernds@redhat.com>
9967 Jan Hubicka <jh@suse.cz>
9969 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9970 (function_arg): Likewise.
9972 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9974 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9976 2001-02-21 Kazu Hirata <kazu@hxi.com>
9978 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9982 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9984 * flow.c (init_propagate_block_info): Canon address and use single_set
9985 for killing dead memory stores.
9987 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9989 * Makefile.in (reorg.o): Add params.h dependence.
9990 * params.def: Fix typographical error in comment.
9991 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9992 * params.h: Modify introductory comment.
9993 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9994 * reorg.c: Add dependence on params.h.
9995 (redundant_insn): Add parameterized throttle for search.
9996 (fill_simple_delay_slots): Add a comment explaining a variable.
9997 Move conditional out of loop, simplifying code.
9998 (fill_eager_delay_slots): Fix typographical error in comment.
10000 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
10002 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
10004 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
10005 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
10007 2001-02-21 Jason Merrill <jason@redhat.com>
10009 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
10010 (struct tree_decl): Add uninlinable bitfield.
10011 * c-decl.c (duplicate_decls): Set it.
10012 * integrate.c (function_cannot_inline_p): Check it.
10014 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
10015 DW_AT_MIPS_linkage_name to abstract methods.
10016 (dwarf2out_abstract_function): Emit class context before calling
10017 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
10018 (gen_subprogram_die): Remove obsolete code.
10019 (gen_member_die): Don't include clones in the member list.
10020 (gen_decl_die): Emit abstract info for clone origin.
10021 * dwarfout.c (output_type): Don't include clones in the member list.
10022 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
10023 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
10024 DECL_ABSTRACT on a function that already has it set.
10026 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
10027 (get_subprogram_die): Pass it in.
10029 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
10031 * flow.c (mark_set_1): Make not_dead unsigned long. For
10032 non-pseudos, use it as a bitmask of the hard regs that
10035 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
10037 * cppfiles.c: Update comments.
10038 (_cpp_read_file): Don't check for NULL filenames any more.
10039 * cppinit.c (cpp_start_read): Don't do canonicalization of
10040 in_fname and out_fname. Use the passed file name exclusively.
10041 (_cpp_handle_options): Don't treat "-" as a command line option,
10042 but as a normal filename.
10043 (_cpp_post_options): Canonicalize in_fname and out_fname.
10044 * cppmain.c (printer_init): Don't check out_fname for NULL.
10045 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
10046 (init_c_lex): Update, and use "" to represent stdin to CPP.
10049 2001-02-20 Will Cohen <wcohen@redhat.com>
10051 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
10052 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
10053 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
10054 fixunstfsi_libfunc.
10056 2001-02-20 Stan Shebs <shebs@apple.com>
10058 * config/rs6000/rs6000.c (output_cbranch): Output branches
10059 on separate lines instead of using ';' to separate.
10061 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
10063 * cppinit.c (set_lang): Move builtin handling to...
10064 (init_builtins): ...here.
10065 (_cpp_create_reader): Move call to set_lang.
10067 2001-02-20 Mark Mitchell <mark@codesourcery.com>
10069 * stmt.c (expand_return): If an attempt is made to return the
10070 error_mar_node, treat the return like a return without a value.
10072 2001-02-19 Zack Weinberg <zackw@stanford.edu>
10074 * sibcall.c (skip_copy_to_return_value): Call
10075 identify_call_return_value here, and return orig_insn if it
10076 returns zero. Hardret and softret arguments now unnecessary.
10077 (call_ends_block_p): Don't call identify_call_return_value here.
10079 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
10080 's' slots in RTXen.
10081 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
10082 * ggc.h (ggc_mark_if_gcable): Delete prototype.
10084 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
10086 * pa.c (move_operand): Accept code to load the address of a
10087 symbol out of the DLT as a valid move operand.
10088 (print_operand, case 'A'): New to handle generating a DLT
10089 reference for a LO_SUM expression.
10090 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
10091 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
10093 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
10095 * README, cpp.texi, gcc.texi, version.c: Update version number to
10097 * cpp.1, gcov.1, gcc.1: Regenerate.
10099 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
10101 * cppfiles.c (stack_include_file): Generate dependencies
10102 here, and manage include_count here too.
10103 (PRINT_THIS_DEP): Delete.
10104 (_cpp_execute_include): Do not generate dependencies here,
10105 apart from the case of a missing header. Do not manage
10107 (_cpp_read_file): Leave dependency generation to
10108 stack_include_file.
10110 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
10112 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
10113 target_cpu_default. Remove dead assignment to
10114 target_cpu_default.
10116 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
10118 * regclass.c (contains_reg_of_mode): Make global.
10119 (init_reg_sets): Remove contains_reg_of_mode; take into account
10120 CLASS_MAX_NREGS when looking for the proper mode.
10121 (dump_regclass): Dump only classes considered for the pseudo.
10122 (regclass): Use contains_reg_of_mode.
10124 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
10126 * gcc.c (do_spec_1): 'n' for printing notices.
10127 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
10129 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
10131 * reg-stack.c (next_flags_user): Use current_block->end
10132 (swap_rtx_condition): Look for next user if flags don't die;
10133 give up on CALL_INSNs; use current_block->end.
10135 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10137 * sibcall.c (call_ends_block_p): New function.
10138 (optimize_sibling_and_tail_recursive_call): Use it.
10140 2001-02-18 Kazu Hirata <kazu@hxi.com>
10142 * config/h8300/h8300.md: Update copyright.
10143 (andsi3): Do not output an extra newline character.
10145 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10147 * toplev.c (note_deferral_of_defined_inlined_function): Argument
10148 FNDECL may be unused.
10150 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
10151 follow jumps after first run.
10152 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
10153 it doesn't change any jumps.
10155 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
10157 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
10158 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
10159 (mostlyclean): Corresponding changes.
10160 * rtlanal.c (hard-reg-set.h): Include.
10161 (rtx_unstable_p): Do not treat the argument pointer specially
10162 if it is not a fixed register.
10163 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
10165 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10167 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
10168 against last real insn in basic block.
10169 Rework to avoid gotos.
10171 * Makefile.in (gcse.o): Now includes ggc.h.
10172 * gcse.c: Include ggc.h.
10173 (want_to_gcse_p): Verify expression can be in SET as valid insn.
10174 (try_replace_reg): Remove warning of uninitialize variable.
10175 (process_insert_insn): Call invalid_insn_p to validate insn.
10176 * recog.c (insn_invalid_p): Now global.
10177 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
10178 * recog.h (insn_invalid_p): New declaration.
10180 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
10182 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
10183 assignments from FP constants since 'Y' output code can't handle it.
10184 (eligible_for_sibcall_delay): Likewise.
10186 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
10187 Call fancy_abort directly, passing args.
10188 (print_rtl_and_abort): Now a macro, like fancy_abort.
10190 * final.c (output_operand_lossage): Use internal_error, not error.
10192 2001-02-18 Shane Nay <shane@agendacomputing.com>
10194 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
10195 structure shift insns.
10197 2001-02-18 Mark Mitchell <mark@codesourcery.com>
10199 * invoke.texi (-fsquangle): Remove documentation.
10200 (-fname-mangling-version): Likewise.
10202 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
10204 * optabs.c (expand_abs): Remove reference to
10205 HAVE_contitional_arithmetic.
10206 * combine.c (simplify_set): Likewise.
10208 2001-02-18 Richard Henderson <rth@redhat.com>
10210 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
10211 would be disrupted.
10213 2001-02-18 Richard Henderson <rth@redhat.com>
10215 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
10217 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
10219 * reload1.c (reload_cse_simplify_set): Fix typo.
10221 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10223 * diagnostic.c (_fatal_insn): Decrement errorcount.
10225 * invoke.texi (-I): Add note avoiding use for system header files.
10227 * rtl.h (add_clobbers): Remove duplicate declaration.
10228 * recog.h (added_clobbers_hard_reg_p): New declaration.
10229 * genemit.c (struct clobber_pat): New field has_hard_reg.
10230 (gen_insn): Record if added clobbers clobber hard reg.
10231 (gen_split): Avoid unused warning if number of operands is 0.
10232 (output_added_clobbers_hard_reg_p): New function.
10235 2001-02-18 Alan Modra <alan@linuxcare.com.au>
10237 * pa.c (hppa_expand_prologue): Simplify code storing return
10238 pointer. For large (>=8k) frames with a post_store, adjust stack
10239 pointer by 8k-64 first rather than by 64. When testing with
10240 VAL_14_BITS_P, always use the actual value rather than the value
10241 negated. Add blockage to prevent scheduling of spills before
10242 stack frame has been created.
10243 (hppa_expand_epilogue): Simplify code loading return pointer.
10244 Allow a slightly larger range for merge_sp_adjust_with_load case.
10245 When testing with VAL_14_BITS_P, always use the actual value.
10247 * pa.c (pa_adjust_insn_length): Check that block move
10248 pattern is a set before looking at operands.
10250 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10252 * fold-const.c (fold_binary_op_with_conditional_arg): New
10253 function, split out from ...
10255 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
10256 conditional arms that throw exceptions.
10258 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
10259 looking at a BLOCK.
10261 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10263 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
10264 define HAVE_DECL_* to 1 to mask potential backup declarations.
10265 * configure: Regenerated.
10267 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10269 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
10271 2001-02-17 Richard Henderson <rth@redhat.com>
10273 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
10274 when replacing a memory load with a register.
10276 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10277 Jan Hubicka <jh@suse.cz>
10279 * recog.c (validate_replace_src_1): New.
10280 (validate_replace_src_data): Likewise.
10281 (validate_replace_src): Use note_uses.
10282 * rtl.h (note_uses): Declare.
10283 * rtlanal.c (note_uses): New.
10285 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
10287 * reg-stack.c (stack_def): Make field reg unsigned.
10288 (remove_regno_note): Unsignetize parameter.
10290 2001-02-16 Jes Sorensen <jes@linuxcare.com>
10292 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
10293 shladd_operand() call.
10295 2001-02-16 Bruce Korb <bkorb@gnu.org>
10296 Rodney Brown <RodneyBrown@mynd.com>
10298 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
10299 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
10300 machine restrictions
10301 * fixinc/fixincl.x: regen
10303 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10305 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
10307 (hash_scan_insn): Clean up calls to hash_scan_set.
10308 (compute_kill_rd): REGNO now unsigned.
10309 (try_replace_reg): Rework to use simplify_replace_rtx.
10310 (cprop_jump, cprop_cc0_jump): Likewise.
10311 (cprop_insn): Call find_reg_equal_equiv_note.
10312 Reflect changes to cprop_jump and cprop_cc0_jump.
10314 * recog.c (validate_replace_src): Replace in operands of
10315 ZERO_EXTRACT in SET_DEST.
10317 * cse.c (new_label_ref): New variable.
10318 (insert): Set it instead of recorded_label_ref.
10319 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
10320 CODE_LABEL for this function, and not already in REG_LABEL note.
10322 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
10324 * resource.c (mark_referenced_resources): Fix typo in introductory
10326 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
10329 2001-02-16 Jason Merrill <jason@redhat.com>
10331 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
10333 (gen_subprogram_die): Don't abort on seeing a second definition if
10334 the previous one was abstract. Don't replace an abstract instance
10335 in the lookup table.
10337 * dwarf2out.c (dwarf2out_abstract_function): Rename from
10338 gen_abstract_function.
10339 * dwarf2out.h: Declare it.
10340 * toplev.c (note_outlining_of_inline_function): New fn.
10341 * toplev.h: Declare it.
10342 * integrate.c (output_inline_function): Call it.
10343 * c-decl.c (duplicate_decls): Call it when redefining an extern
10344 inline. Don't inline the new defn.
10346 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
10348 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10350 * .gdbinit: Rename to gdbinit.in.
10351 * gdbinit.in: New file,
10352 * configure.in: Generate .gdbinit from gdbinit.in.
10353 * configure: Regenerated.
10354 * Makefile.in (distclean): Always remove .gdbinit.
10356 2001-02-16 Jakub Jelinek <jakub@redhat.com>
10358 * objc/objc-act.c (start_class): Register implemented_classes with
10361 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
10363 * cppfiles.c (_cpp_make_system_header): Generate a file
10366 2001-02-15 Jim Meyering <meyering@lucent.com>
10368 * Makefile.in (install-common): Don't depend on installdirs here.
10369 Instead, make each of the lang.install-common targets (e.g.,
10370 c++.install-common in cp/Make-lang.in) depend on it.
10371 (install-driver): Depend on installdirs.
10373 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10375 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
10377 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
10380 2001-02-15 Mark Mitchell <mark@codesourcery.com>
10382 * invoke.texi (--param): Document.
10384 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
10386 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
10388 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
10390 * i386.md (extendsfdf2_2): Fix constraints.
10392 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
10394 * i386.md (fop_df_3 splitter): Fix operand number.
10396 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
10398 * invoke.texi (-mreg-alloc): Nuke.
10399 * i386.c (ix86_reg_alloc_order, regs_allocated,
10400 order_regs_for_local_alloc): Nuke.
10401 (override_options): Kill reg_alloc code.
10402 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
10403 (REG_ALLOC_ORDER): SSE goes before I387.
10404 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
10405 (ix86_reg_alloc_order): Likewise.
10406 * i386-protos.h (ix86_reg_alloc_order): Kill.
10408 2001-02-14 Richard Henderson <rth@redhat.com>
10410 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
10412 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
10414 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
10416 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
10418 * i386-protos.h (ix86_memory_move_cost): Move offline.
10419 * i386.c (ix86_register_move_cost): Compute properly cost of
10420 SSE, MMX and i387 instructions.
10421 (*_cost): Add costs of SSE/MMX moves.
10422 (ix86_memory_move_cost): Move offline from ....; Likewise.
10423 * i386.h (MEMORY_MOVE_COST): .... here;
10424 (struct processor costs): Add new fields to represent costs
10427 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
10429 * regclass.c (init_reg_sets_1): Reinstall the optimization of
10430 move_cost together with Matt Kraai's fix.
10432 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10434 * Makefile.in (OBJS): Add params.o.
10436 2001-02-14 Richard Henderson <rth@redhat.com>
10437 DJ Delorie <dj@redhat.com>
10439 * jump.c (jump_optimize_1): When we delete a conditional jump
10440 preceeding a non-conditional jump to effectively the same place,
10441 make sure that the combined jump skips any clobber insns between
10444 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10446 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
10448 2001-02-14 Mark Mitchell <mark@codesourcery.com>
10450 * Makefile.in (toplev.o): Depend on params.h.
10451 (intergate.o): Likewise.
10452 (params.o): New target.
10453 * flags.h (inline_max_insns): Remove.
10454 * integrate.c: Include params.h.
10455 Use MAX_INLINE_INSNS instead of inline_max_insns.
10456 * params.c: New file.
10457 * params.h: Likewise.
10458 * params.def: Likewise.
10459 * toplev.c: Include params.h.
10460 (lang_independent_params): New variable.
10461 (decode_f_option): Use the param machinery instead of setting
10463 (independent_decode_option): Handle "--param name=value".
10464 (main): Register language-independent parameters.
10466 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
10468 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
10470 2001-02-14 Richard Henderson <rth@redhat.com>
10472 * regclass.c (init_reg_sets_1): Revert last two changes.
10474 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10476 * stor-layout.c (is_pending_size, put_pending_size): New functions.
10477 (variable_size): Call put_pending_size.
10478 * tree.h (is_pending_size, put_pending_size): Add prototypes.
10479 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
10480 sizes list, put newly created SAVE_EXPR there as well.
10482 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10484 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
10485 (errata_find_address_regs): load_group has only 2 entries.
10486 (errata_emit_nops): Likewise. shladd is not problematic.
10487 Clear last_group if nop was emitted.
10488 (fixup_errata): load_group has only 2 entries.
10491 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
10493 * c-lex.c (lex_number): Only warn traditionally for U suffix
10494 outside system macros.
10495 * cppexp.c (parse_number): Similarly.
10496 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
10497 * cppmacro.c (struct cpp_macro): New member node.
10498 (parse_args): Only warn about missing rest args if not
10500 (funlike_invocation_p): Similarly for uninvoked funlike macros.
10501 (cpp_sys_objmacro_p): New.
10502 (_cpp_create_definition): Store the node with the macro defn.
10503 Remember if the macro is defined in a system header.
10505 2001-02-13 DJ Delorie <dj@redhat.com>
10507 * configure.in (check_languages): determine languages to check
10508 * Makefile.in (check-c++): alias for check-g++
10509 (check-f77): alias for check-g77
10510 (CHECK_TARGETS): depend on configured languages
10512 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
10514 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10515 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10516 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10517 (sqrtextendsfdf2): Disable for SSE2.
10519 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
10521 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10522 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10523 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10524 (sqrtextendsfdf2): Disable for SSE2.
10526 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
10528 * i386.md (movsfcc_1): Support integer cmove instruction.
10529 (movdfcc_1): Likewise; new splitter.
10531 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
10533 * i386.c (output_fp_compare): Support SSE.
10534 (prepare_fp_compare_args): SSE comparisons always support memory.
10535 * i386.h (TARGET_CMOVE): SSE imply cmove.
10536 * i386.md (cmp?f2): Enable for SSE too.
10537 (cmpfp_i*): Support SSE.
10538 (cmpfp_i_sse): New.
10539 (cmpfp_i_sse_only): New.
10540 (s*, b* fp expanters): Enable for SSE too.
10541 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
10544 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
10546 * regclass.c (init_reg_sets_1): Silence warning.
10548 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
10550 * i386.md (sqrt?f2): Change to expander.
10551 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
10553 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10555 * rtlanal.c (find_reg_equal_equiv_note): New function.
10556 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
10557 (simplify_gen_relational, simplify_replace_rtx): Likewise.
10558 * rtl.h: Add declarations for above functions.
10560 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
10562 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
10564 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
10565 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
10566 * flow.c (mark_regs_live_at_end): Likewise.
10567 (calculate_global_regs_live): Likewise.
10568 * gcse.c (compute_hash_table): Likewise.
10569 (compute_kill_rd): Likewise.
10570 * resource.c (mark_target_live_regs): Likewise.
10571 * rtl.h (INVALID_REGNUM): New macro.
10573 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
10575 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
10577 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
10579 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
10582 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
10584 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
10586 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
10587 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
10588 (fop_sf_1_sse, fop_df_1_sse): New patterns
10589 (fop_*): Disable float_extend and float patterns for SSE compilation.
10590 * i386.c (output_387_binary_op): Support SSE.
10592 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
10594 * i386.md (dummy_extendsfdf2): Support SSE2
10595 (extendsfdf2): Enable if 80387 or SSE2.
10596 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
10597 and no MIX_I387_SSE2
10598 (extendsfdf2_1_sse_only): New pattern.
10599 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
10601 (truncdfsf2_1): Support SSE.
10602 (truncdfsf2_2): Support SSE.
10603 (truncdfsf2_2_1_sse): New pattern.
10604 (fixtruncsfsi2): Always use SSE if available.
10605 (fix_truncsfsi_sse): New pattern.
10606 (fix_truncdfsi_sse): New pattern.
10607 (floatsis?f2): Support SSE.
10608 (floatsidf2_i387): New pattern.
10609 (floatsidf2_sse): Likewise.
10611 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10613 * configure.in: Use "have_gnat" variable, not "gnat".
10614 * configure: Regenerated.
10616 * config/sparc/sparc.c (function_value): Treat all non-record
10617 aggregate types like used to treat UNION_TYPE.
10619 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
10621 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
10622 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
10624 (MASK_MIX_SSE_I387): New.
10625 (TARGET_SSE): SSE2 imply SSE.
10626 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
10627 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
10628 (enum reg_class): Add new classes.
10629 (REG_CLASS_NAMES): Likewise.
10630 (REG_CLASS_CONTENTS): Likewise.
10631 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
10632 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
10633 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
10634 (CLASS_MAX_NREGS): Use new macros.
10635 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
10636 * i386.md (pushsf, movsf): Support SSE.
10637 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
10638 splitters to use ANY_FP_REGNO_P.
10639 (movdf_nointeger, movdf_integer): Likewise.
10641 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10643 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
10644 (try_combine): Use it.
10646 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
10648 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
10649 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
10650 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
10651 (REGISTER_MOVE_COST): Likewise.
10652 * i386-protos.h (ix86_secondary_memory_needed,
10653 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
10654 * i386.c (ix86_secondary_memory_needed,
10655 ix86_preferred_reload_class, ix86_register_move_cost): New function.
10657 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
10659 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
10660 (HARD_REGNO_MODE_OK): Move offline to ....
10661 * i386.c (ix86_hard_regno_mode_ok) ... here;
10662 refuse all incorrect modes.
10663 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
10665 2001-02-13 Richard Henderson <rth@redhat.com>
10667 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
10668 entire operator; replicate that and match_dup the operands.
10669 (cmp_ccx_arith_op_set): Likewise.
10670 (cmp_cc_arith_op_not_set): Likewise.
10671 (cmp_ccx_arith_op_not_set): Likewise.
10673 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10675 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
10677 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10679 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
10680 (TARGET_NO_BITFIELD_WORD): New macro.
10681 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
10682 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
10684 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10686 * cselib.c: New file, from simplify-rtx.c.
10687 * simplify-rtx.c: Remove cselib parts.
10688 * Makefile.in: Add cselib.o.
10690 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10692 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
10693 (setup_incoming_varargs): Remove warning.
10695 * config/rs6000/rs6000.c (validate_condition_mode): When
10696 flag_fast_math, allow floating-point conditionals to be reversed.
10697 (rs6000_generate_compare): When flag_fast_math, don't generate
10698 cror operations for FP conditionals.
10700 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
10702 (ASM_SPEC): Likewise.
10703 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
10704 (CC1_SPEC): Likewise.
10705 (LINK_TARGET_SPEC): Likewise.
10706 (CPP_ENDIAN_SPEC): Likewise.
10707 * Makefile.in (check-consistency): New target.
10709 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
10711 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
10712 "return type defaults" warning for functions with return type
10714 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
10715 function declarations by default rather than only when pedantic.
10717 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
10719 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10722 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10724 * extend.texi (Deprecated): Deprecate new initializer lists.
10726 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10728 * mkdeps.c (deps_add_default_target): Robustify. Add
10729 basename component only.
10730 * cpp.texi (-M): Describe how default target is generated.
10731 * invoke.texi (-M): Likewise.
10733 2001-02-12 Kazu Hirata <kazu@hxi.com>
10735 * toplev.c (push_float_handler): Remove.
10736 (pop_float_handler): Remove.
10737 * toplev.h: Remove prototypes for the above functions.
10739 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10741 * c-common.c (constant_fits_type_p): New function.
10742 (convert_and_check): Use it.
10744 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10746 * Makefile.in (GXX_ABI_FLAG): Don't define.
10747 * configure.in (--enable-new-gxx-abi): Remove option.
10748 * config.in: Regenerated.
10749 * configure: Likewise.
10751 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10753 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10755 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10756 regular basic block, and arrange for all edges into it to switch
10759 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10761 * Makefile.in (distclean): Do not remove .gdbinit.
10763 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10765 * Makefile.in (gcc.o): Fix typos.
10766 (protize.o): Likewise.
10767 (unprotoize.o): Likewise.
10769 2001-02-11 Richard Henderson <rth@redhat.com>
10771 * tree.c (build1): Check for null operand in last change.
10773 2001-02-11 Richard Henderson <rth@redhat.com>
10775 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10776 (fold): Don't assume a constant isn't foldable.
10777 * tree.c (build): Set TREE_CONSTANT for an expression with no
10778 side-effects and constant operands.
10779 (build1): Likewise.
10781 2001-02-10 Richard Henderson <rth@redhat.com>
10783 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10785 2001-02-10 Anthony Green <green@redhat.com>
10787 * cpp.texi (Standard Predefined): Add documentation for
10790 * c-common.c (combine_strings): Improve warning message.
10792 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10794 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10796 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10798 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10800 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10803 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10805 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10808 2001-02-09 Nick Clifton <nickc@redhat.com>
10810 * config/arm/arm.md: Change output contraint on post inc
10811 load/store multiple patterns to be a read/write contraint.
10813 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10815 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10816 .o files when using the -M options.
10818 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10819 David Edelsohn <edelsohn@gnu.org>
10821 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10822 handle DImode constants. Use one TOC entry for SImode and smaller
10823 constants, aligned properly.
10825 2001-02-08 Jason Merrill <jason@redhat.com>
10827 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10828 about the SP adjustment for saving the static chain pointer.
10829 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10830 offset when setting a temporary CFA register.
10832 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10834 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10835 powerpc-*-chorusos* .
10836 * config/rs6000/chorus.h : New file.
10837 * config/i386/chorus.h : New file.
10838 * config/sparc/chorus.h : New file.
10839 * config/sparc/t-chorus-elf : New file.
10841 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10843 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10844 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10845 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10846 (__WCHAR_TYPE__): Correct macro name.
10848 2001-02-08 Richard Henderson <rth@redhat.com>
10850 * config/i386/i386.c (ix86_frame_pointer_required): New.
10851 (ix86_setup_frame_addresses): New.
10852 (struct machine_funciton): Add accesses_prev_frame.
10853 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10854 ix86_frame_pointer_required.
10855 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10856 (SETUP_FRAME_ADDRESSES): New.
10857 * config/i386/i386-protos.h: Update.
10858 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10859 from FRAME_POINTER_REQUIRED.
10860 * config/i386/svr3gas.h: Likewise.
10861 * config/i386/sysv3.h: Likewise.
10862 * config/i386/v3gas.h: Likewise.
10864 2001-02-08 Richard Henderson <rth@redhat.com>
10866 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10867 calculation of the number of integer registers required.
10868 (function_arg_record_value): Likewise.
10870 2001-02-08 Jason Merrill <jason@redhat.com>
10872 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10873 two. Print file and line with "confused" message.
10875 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10877 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10879 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10881 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10883 * final.c (cleanup_subreg_operands): The address of a MEM can
10886 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10889 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10891 * gcc.texi (Incompatibilities): Update documentation of
10892 preprocessing numbers.
10894 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10896 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10898 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10900 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10902 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10903 * gcc.c (struct compiler): Add cpp_spec field.
10904 (input_file_compiler): New variable.
10905 (do_spec_1): Allow a particular compiler to handle `%C'
10907 (main): Store the current compiler in input_file_compiler.
10908 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10910 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10912 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10913 * cppinit.c (cpp_create_reader): Initialize them.
10914 (append_include_chain): cxx_aware arg might be unused.
10915 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10916 keywords and give them their phase 7 meaning. Pedwarn about
10917 this unless '__bool_true_false_are_defined' is defined.
10919 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10921 * lcm.c (optimize_mode_switching): Emit mode_set before the
10922 JUMP_INSN of an abnormal edge.
10924 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10926 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10927 a scheduling barrier at the end.
10929 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10931 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10933 * config/sh/sh.md (reload_outsf): Removed.
10934 (movsf_ie): Introduce constraints for FPUL loads and stores.
10935 (reload_insf): Broaden the output constraint.
10937 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10939 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10940 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10942 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10944 * final.c: Revert my previous changes.
10945 * output.h: Make profile_label_no extern.
10946 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10947 for generating label.
10949 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10951 * config/i386/djgpp.h: Add comments about standard paths.
10952 (MD_EXEC_PREFIX): Undefine before defining.
10953 (MD_STARTFILE_PREFIX): New.
10955 2001-01-30 Bruce Korb <bkorb@gnu.org>
10957 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10958 (load_file): do not rely on load_file_data() to close file pointer
10959 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10960 fixinc/inclhack.def(irix_limits_const): add test_text
10962 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10964 * cppexp.c (parse_defined): Improve diagnostics for invalid
10967 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10969 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10971 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10973 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10974 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10975 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10976 (rs6000_output_symbol_ref): New function.
10977 (output_toc): Use VTABLE_NAME_P.
10979 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10981 * print-tree.c (print_node, case PARM_DECL):
10982 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10984 * stor-layout.c (reference_types_internal): New variable.
10985 (internal_reference_types): New function.
10986 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10987 * tree.h (internal_reference_types): New declaration.
10989 * cse.c (find_best_addr): Fix typo in computing cost.
10991 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10993 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10994 and this is the sum of a pointer and a constant, we know the result
10996 (num_sign_bit_copies, case PLUS): Likewise.
10997 * explow.c (convert_memory_address): Remove opposite SUBREG.
10998 * function.c (instantiate_new_reg): New function (from common code).
10999 (instantiate_virtual_regs_1): Call it.
11000 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
11001 if pointers sign- or zero-extend.
11002 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
11003 If pointers extend unsigned, use inside of SUBREG.
11004 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
11006 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
11008 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
11009 subdir of gcc_gxx_include_dir.
11010 (gcc_gxx_target_include_dir): Remove.
11012 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
11014 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
11015 (dwarf2out_frame_debug_expr): Revise introductory comments to add
11016 a high-level description.
11018 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
11020 * final.c: Move the declaration of profile_label_no to ...
11021 * output.h: ... here.
11022 * function.c (expand_function_start): Call PROFILE_HOOK.
11023 * config/rs6000/aix.h: Define PROFILE_HOOK.
11024 * config/rs6000/rs6000-protos.h: output_profile_hook new.
11025 * config/rs6000/rs6000.c (output_profile_hook): Define.
11026 (output_prolog): Do nothing for ABI_AIX as it is taken care by
11027 output_profile_hook.
11028 tm.texi : Explain new macro PROFILE_HOOK.
11030 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
11032 * extend.texi (Extended Asm): Do not say that semicolon is always
11033 a valid line-breaking character for GNU assemblers. Use
11034 newline-tab as the most commonly supported syntax. Use
11035 newline-tab rather than semicolon in multi-insn examples.
11037 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11039 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
11041 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11042 David Edelsohn <edelsohn@gnu.org>
11044 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
11045 code for AIX, even without flag_pic.
11047 2001-02-05 Jakub Jelinek <jakub@redhat.com>
11049 * c-typeck.c (common_type): push and pop binding level around
11050 calling common_type on function parameters.
11052 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
11054 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
11056 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11058 * config/mips/mips.c (override_options): Fix typo in last change.
11059 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
11060 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
11062 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
11064 * invoke.texi (-fdump-class-layout): Document.
11065 (-fdump-translation-unit): Use `=' as filename separator.
11067 2001-02-05 Mark Mitchell <mark@codesourcery.com>
11069 * Makefile.in (s-mlib): Don't build multilibs if
11070 --disable-multilib.
11071 (DRIVER_DEFINES): Adjust accordingly.
11073 (protoize.o): Likewise.
11074 (unprotoize.o): Likewise.
11075 * configure.in: Recognize --enable-multilib.
11077 2001-02-04 Mark Mitchell <mark@codesourcery.com>
11079 * Makefile.in (DRIVER_DEFINES): Fix quoting.
11081 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
11082 * configure.in: Remove --enable-libstdcxx_v3 support.
11083 * configure: Regenerated.
11085 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11087 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
11088 Call abort instead of fatal.
11089 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
11090 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
11091 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
11092 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
11093 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
11094 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
11096 * diagnostic.h (set_internal_error_function): Renamed.
11097 * toplev.h (internal_error): Renamed from fatal.
11098 (pfatal_with_name): Deleted.
11099 (fatal_io_error): Now has printf-style arguments.
11100 * diagnostic.c (pfatal_with_name): Deleted.
11101 (fatal_io_error): Rework to have args in printf-style.
11102 (set_internal_error_function): Renamed from set_fatal_function.
11103 (internal_error): Renamed from fatal.
11104 (error_recursion, fancy_abort): Call internal_error instead of fatal.
11105 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
11106 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
11107 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
11108 * flow.c (verify_flow_info): Likewise.
11109 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
11110 * config/mips/mips.c (save_restore_insns): Likewise.
11112 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
11113 * flow.c (verify_flow_info): Likewise.
11114 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
11115 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
11116 (avr_normalize_condition): Likewise.
11117 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
11118 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
11119 (limit_reload_class, double_reg_to_memory): Likewise.
11120 (print_operand_address, emit_1600_code_shift): Likewise.
11121 (gen_tst_reg, gen_compare_reg): Likewise.
11122 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
11123 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
11125 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
11127 * c-parse.in (methoddef): Call fatal_error instead of fatal.
11128 * objc/objc-act.c (build_ivar_chain): Likewise.
11129 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
11131 * graph.c (clean_graph_dump_file): Likewise.
11132 * profile.c (init_branch_prob): Likewise.
11133 * objc/objc-act.c (objc_init): Likewise.
11135 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
11136 * config/avr/avr.c (avr_override_options): Likewise.
11137 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
11138 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
11139 * config/h8300/h8300.c (h8300_init_once): Likewise.
11140 * config/mips/mips.c (override_options): Likewise.
11141 * config/i386/i386.c (override_options): Likewise, rework.
11142 * config/m68k/m68k.c (override_options): Likewise.
11144 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
11146 * config/mips/mips.c (print_operand): Likewise.
11147 * hash.c (hash_allocate): Don't check for failure returns from
11148 obstack functions that can't fail.
11149 (hash_table_init_n, hash_table_init): Likewise; also now return void.
11150 * hash.h (hash_table_init_n, hash_table_init): Now return void.
11151 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
11152 (get_object_reference): Likewise.
11154 2001-02-04 Nick Clifton <nickc@redhat.com>
11156 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
11157 StrongARM1110, 10TDMI, and 1020T.
11159 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11161 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
11163 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
11165 * config/sh/sh.md (movdf load split): Pass register number to
11166 FP_OR_XD_REGISTER_P.
11168 2001-02-04 Mark Mitchell <mark@codesourcery.com>
11170 * cppinit.c (BC): New macro.
11171 (builtin_array): Add __GXX_WEAK__.
11172 * cpplib.h (builtin_type): Add BT_WEAK.
11173 * cppmacro.c (builtin_macro): Handle BT_WEAK.
11174 * defaults.h (SUPPORTS_ONE_ONLY): Define.
11175 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
11177 2001-02-03 Jakub Jelinek <jakub@redhat.com>
11179 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
11181 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
11183 * cpphash.h: Rename _ALIGN POOL_ALIGN.
11184 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
11186 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
11188 * cpphash.h: Rename ALIGN _ALIGN.
11189 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
11191 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
11193 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
11194 compilation environment.
11195 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
11196 control over location of cygwin includes and libs.
11198 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
11200 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
11202 2001-02-02 lars brinkhoff <lars@nocrew.org>
11204 * md.texi (Standard Names): remove reference to spur.md.
11206 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
11208 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
11209 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
11210 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
11211 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
11212 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
11214 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11216 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
11217 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
11218 number before reload.
11219 (c4x_adjust_cost): Return zero before reload.
11220 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
11221 split before reload.
11223 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11225 * c4x.c (c4x_hard_regno_rename_ok): New.
11226 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
11227 * c4x.h (HARD_REGNO_RENAME_OK): Define.
11229 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11231 * diagnostic.h: Add missing "extern" in all declarations.
11233 2001-02-02 Alex Samuel <samuel@codesourcery.com>
11235 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
11236 as for gcc_gxx_include_dir.
11238 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11240 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
11242 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11244 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
11245 label before alignment to be used as the braf base address.
11246 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
11248 (casesi_jump_2): Require at least TARGET_SH2.
11250 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
11251 truncation to 32-bit doubles on -m3e and -m4-single-only.
11253 2001-02-02 Mark Mitchell <mark@codesourcery.com>
11255 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
11256 the default when building a shared object.
11257 (init_spec): Use it.
11258 * testsuite/lib/g++.exp: Include the directory where libgcc
11259 is located to the LD_LIBRARY_PATH list.
11260 * invoke.texi (-shared-libgcc): Document the cases in which
11261 GCC defaults to using the shared libgcc.
11263 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11265 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
11266 unsigned is wide enough.
11267 (BITS_PER_SI): New.
11268 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
11269 (si_to_float): Likewise.
11270 (float_to_si, float_to_usi): Use BITS_PER_SI.
11272 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11274 * dwarf2out.c: Added explanation of abbreviations.
11275 (def_cfa_1): Added comments listing DWARF2 instructions.
11276 (cfa_temp_reg): Removed in favor of cfa_temp.
11277 (cfa_temp_value): Removed in favor of cfa_temp.
11278 (cfa_temp): New global variable.
11279 (dwarf2out_frame_debug_expr): Added extensive introductory
11280 comments explaining the function's transformations. Revised to
11281 use cfa_temp. Added some rtx checking. Generalize IOR case.
11282 (dwarf2out_frame_debug): Revised to use cfa_temp.
11283 (output_aranges): Cast as "unsigned" to avoid warning.
11284 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
11285 explain which instructions must be marked.
11287 2001-02-01 Richard Henderson <rth@redhat.com>
11289 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
11292 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
11294 * config/sh/crt1.asm (main_k): Modified so that start calls
11295 ___setup_argv_and_call_main.
11297 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
11299 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
11300 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
11301 and AVOID_LPASTE is cleared on meeting an unescaped newline.
11302 * cppmacro.c (builtin_macro): Set builtin flags here.
11303 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
11304 (replace_args): Clarify intent.
11305 (cpp_get_token): Macro expansion tokens get the saved flags.
11307 * cppmain.c (scan_buffer): Remove now-redundant print.printed
11310 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11312 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
11315 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11317 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
11318 returns Pmode pseudo, but we need ptr_mode.
11319 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
11320 Remove bogus conversions; use HOST_WIDE_INT for size.
11321 Don't use TARGET if wrong mode.
11323 * config/i386/i386.c (ix86_compute_frame_size): Allow
11324 stack_alignment_needed to be non-default even if size is zero.
11326 2001-01-31 Alan Modra <alan@linuxcare.com.au>
11328 * pa.c (hppa_init_pic_save): New function.
11329 * pa.h (hppa_init_pic_save): Declare.
11330 * pa.md (call, call_value, sibcall, sibcall_value): Use
11331 the above instead of duplicated code.
11333 * pa.c (hppa_encode_label): Correct size of alloca buffer
11334 so we don't overrun it. Correct leading `*' case.
11335 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
11336 need to handle `*@'.
11337 (FUNCTION_NAME_P): Likewise.
11339 2001-01-31 Richard Henderson <rth@redhat.com>
11341 * config.gcc (alpha-osf5): Use float-i128.h.
11343 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
11344 * config/float-i32.h: Likewise.
11345 * config/float-i64.h: Likewise.
11346 * config/float-sh.h: Likewise.
11347 * config/float-sparc.h: Likewise.
11349 2001-01-31 DJ Delorie <dj@redhat.com>
11351 * expmed.c (extract_bit_field): allow non-integral modes if we
11352 want to extract a whole register from itself.
11354 2001-01-31 Jakub Jelinek <jakub@redhat.com>
11356 * c-typeck.c (set_init_index): If first is equal to last, assume as
11357 if it was not a range at all.
11359 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11361 * config/fp-bit.c: Include tm.h.
11362 (float_to_si): Don't assume SImode is 32-bits wide.
11363 (float_to_usi): Likewise.
11365 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11367 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
11369 (typename): Call pending_xref_error after parsing typed_typespecs.
11370 * c-decl.c (lookup_tag): Give error immediately rather than
11371 leaving it pending if the tag of the wrong type is in the same
11373 (xref_tag): Don't pedwarn for forward declarations of enum types
11375 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
11378 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11380 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
11382 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11384 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
11385 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
11387 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11389 * cpphash.h (struct cpp_reader): New saved_flags.
11390 * cppmacro.c (cpp_get_token): Use saved_flags to remember
11391 to avoid a paste after a pasted token.
11393 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11395 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
11396 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
11397 Wtype_MIN instead of LONG_MIN.
11399 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11401 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
11403 * fixinc/fixincl.x: Regenerated.
11404 * fixinc/inclhack.def (irix_limits_const): New definition to
11405 convert "const" to "__const" in limits.h.
11407 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11409 * fixinc/genfixes (AG): Fix "autogen4" thinko.
11411 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11413 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
11414 when register dies in the insn.
11416 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11418 * diagnostic.c (fatal): Fix word wrap.
11420 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
11422 * combine.c (try_combine): Fix SUBREG setting for
11423 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
11425 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11427 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
11430 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11432 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
11434 * toplev.c (decode_W_option): Update warn_larger_than
11435 unconditionally for each processed switch.
11437 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11439 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
11441 (hppa_expand_prologue): Delete code to save pic offset table register
11442 in the function prologue.
11443 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
11444 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
11445 table register at the beginning of the function after the prologue.
11447 2001-01-29 lars brinkhoff <lars@nocrew.org>
11449 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
11451 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
11452 Jeff Law <law@redhat.com>
11454 * pa.md (return): Revise comment for trivial return.
11455 (return_internal): Non-trivial return pattern for non-PIC code.
11456 (return_internal_pic): Non-trivial return pattern for PIC code.
11457 It uses the PIC register to ensure it is restored after
11459 (epilogue): Generate appropriate return for PIC and non-PIC code.
11461 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
11463 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
11465 2001-01-29 DJ Delorie <dj@redhat.com>
11467 * combine.c (if_then_else_cond): Pass the correct mode to
11468 operand_subword() for constants.
11470 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
11472 * config/i386/cygwin.h: Add w32api to include search. Search different
11473 directories in a cross-build environment.
11475 2001-11-29 Tim Josling <tej@melbpc.org.au>
11477 * tree.h (TYPE_STUB_DECL): Add documentation.
11479 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
11481 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
11482 (sdbout_field_types): Likwise. Fix use of host_integerp.
11484 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
11486 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
11489 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
11491 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
11492 to use flag_gnu_linker.
11494 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11496 * cpplib.c (T_BAD_DIRECTIVE): Remove.
11497 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
11499 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
11501 * tree.c, tree.h (build_parse_node): Remove; was identical to
11503 * c-lang.c (start_cdtor), objc/objc-act.c
11504 (build_module_descriptor): Use build_nt instead of
11507 2001-01-29 Jakub Jelinek <jakub@redhat.com>
11509 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
11510 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
11511 not have any upper bits set.
11513 2001-01-29 Phil Edwards <pme@sources.redhat.com>
11515 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
11517 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11519 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
11521 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
11523 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
11524 (integer_minus_one_node): Define.
11526 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
11528 * Makefile.in (bootstrap2-lean): Fix typo.
11530 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
11532 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
11533 : Don't set fe_value.
11534 * cpplib.h (AVOID_LPASTE): New flag.
11535 (struct cpp_hashnode): Remove fe_value.
11536 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
11537 * cppmacro.c (builtin_macro): Don't set flags here.
11538 (replace_args): Set AVOID_LPASTE flag on first token of an
11539 argument, and the token following it.
11540 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
11541 macro expansion, and on the token following it. Do it for
11543 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
11545 2001-01-27 Richard Henderson <rth@redhat.com>
11547 * config/alpha/t-ieee: Remove multilibbing.
11548 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11550 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11552 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
11554 * Makefile.in: Remove all dependencies on defaults.h.
11555 * builtins.c: Don't include defaults.h.
11556 * c-common.c: Likewise.
11557 * c-decl.c: Likewise.
11558 * c-pragma.c: Likewise.
11559 * c-typeck.c: Likewise.
11560 * combine.c: Likewise.
11561 * i386.c: Likewise.
11562 * frame-ia64.c: Likewise.
11563 * cppexp.c: Likewise.
11564 * crtstuff.c: Likewise.
11565 * dbxout.c: Likewise.
11566 * dwarf2out.c: Likewise.
11567 * dwarfout.c: Likewise.
11568 * emit-rtl.c: Likewise.
11569 * except.c: Likewise.
11570 * expr.c: Likewise.
11571 * final.c: Likewise.
11572 * frame-dwarf2.c: Likewise.
11573 * libgcc2.c: Likewise.
11574 * optabs.c: Likewise.
11575 * profile.c: Likewise.
11576 * sdbout.c: Likewise.
11577 * toplev.c: Likewise.
11578 * tradcif.y: Likewise.
11579 * tree.c: Likewise.
11580 * varasm.c: Likewise.
11582 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11584 * builtins.c (expand_builtin_fputs): Use size_one_node when
11585 transforming into fwrite.
11587 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
11589 * extend.texi (Attribute Syntax): New section.
11591 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11593 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
11594 they didn't need fixing.
11596 2001-01-27 Janis Johnson <janis@us.ibm.com>
11598 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
11600 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
11601 to remove macro definitions that are duplicated from elfos.h.
11603 2001-01-27 Richard Henderson <rth@redhat.com>
11605 * config/i386/sco5gas.h: Move ...
11606 * config/usegas.h: ... here.
11607 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
11609 2001-01-27 Jakub Jelinek <jakub@redhat.com>
11611 * c-typeck.c (struct constructor_stack): Add range_stack member.
11612 (really_start_incremental_init): Clear it.
11613 (push_init_level): Save constructor_range_stack and clear it if
11614 pushing explicit braces.
11615 (pop_init_level): abort if constructor_range_stack is non-zero at
11616 explicit closing brace. Restore saved constructor_range_stack if
11619 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11621 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
11622 into register was forced into memory.
11624 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11626 * Makefile.in: Remove uses of + before $(MAKE).
11628 2001-01-26 Richard Henderson <rth@redhat.com>
11630 * stmt.c (cost_table): Remove.
11631 (COST_TABLE, cost_table_initialized): New.
11632 (estimate_case_costs): Use the later instead of the former.
11633 (balance_case_nodes): Likewise.
11635 2001-01-26 Richard Henderson <rth@redhat.com>
11637 * alias.c (objects_must_conflict_p): Read-only slots may not
11638 conflict despite having the same type.
11640 2001-01-27 Michael Hayes <mhayes@redhat.com>
11642 * loop.c (loop_giv_reduce_benefit): Copy mode size into
11644 (check_ext_dependant_givs): Initialise u_start_val and
11646 (load_mems): Make last_max_reg unsigned.
11647 (try_swap_copy_prop): Use INSN_P and initialise set.
11649 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
11651 * README.AVR : Removed.
11653 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
11655 * pa-64.h (text_section): Remove declaration.
11657 * pa.md (return_internal): Remove mode on PIC register use.
11659 2001-01-25 lars brinkhoff <lars@nocrew.org>
11661 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
11662 ASM_CLOSE_PAREN): fix typos.
11664 2001-01-25 Mark Mitchell <mark@codesourcery.com>
11666 * acconfig.h: Define `const' to the empty string if neither
11667 __STDC__ nor __cplusplus is defined.
11668 * config.in: Regenerated.
11670 2001-01-25 David Edelsohn <edelsohn@gnu.org>
11672 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
11673 * collect2.c (main): Delete importf. Add ".obj" file extension.
11674 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
11675 (aix_std_libs): Add additional AIX libraries to skip.
11676 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
11677 * config/rs6000/aix51.h: New file.
11679 2001-01-25 Michael Hayes <mhayes@redhat.com>
11681 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
11682 (loop_insn_emit_before): No longer static.
11683 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
11684 (loop_givs_rescan, load_mems): Likewise.
11685 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
11686 (maybe_eliminate_biv_1):
11687 (move_movables): Replace emit_call_insn_before with
11688 loop_call_insn_hoist.
11689 * loop.h (loop_insn_emit_before): Add.
11690 * unroll.c (copy_loop_body): Replace emit_insn_before with
11691 loop_insn_emit_before.
11693 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
11695 * diagnostic.c (fatal): Request preprocessed source.
11697 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
11699 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
11700 olddecl has argument types and newdecl has none, use the argument
11701 types from olddecl.
11703 2001-01-24 Ulrich Drepper <drepper@redhat.com>
11705 * dwarf2out.c (prefix_of): New function. Determine longest common
11706 prefix of the two arguments. The units are whole path components.
11707 (output_file_names): When adding a new directory find the one entry
11708 with the longest common prefix already in the list. Artificially
11709 generate entry if there is none for this prefix.
11710 Fix test to check whether the zeroth directory entry is used.
11712 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
11714 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
11715 Changed all callers. Take it into account when deciding if a
11716 previously loaded value matches.
11718 2001-01-24 Richard Henderson <rth@redhat.com>
11720 * reload.c (find_reloads_subreg_address): Fail the substitution
11721 if the resulting address is insufficiently aligned.
11723 2001-01-24 DJ Delorie <dj@redhat.com>
11725 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11726 check the original operand's mode also.
11727 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11729 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11731 * c-parse.in (cast_expr): Move compound literals from here ...
11732 (primary): ... to here. Use standard terminology "compound
11733 literal" instead of "constructor expression".
11735 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11737 * gcc.1, cpp.1: Regenerate.
11739 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11741 * calls.c (emit_library_call_value_1): Memory slot for
11742 pass-by-reference argument should have the mode of the argument,
11743 not of the pointer to it.
11745 2001-01-24 Tom Tromey <tromey@redhat.com>
11747 * gcc.texi (G++ and GCC): Mention gcj manual.
11748 (Standards): Link to section of manual mentioning gcj/Java
11751 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11753 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11754 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11755 * tradcpp.c (main): Add -imacros or -include'd dependencies
11757 * cpp.texi (-M, -MM): Document -M -include behaviour.
11759 2001-01-24 Roger Collins <roger@ProProject.com>
11761 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11763 2001-01-24 Will Cohen <wcohen@redhat.com>
11765 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11766 whether registers are 32 bits or 64 bits in size.
11768 2001-01-24 Ben Elliston <bje@redhat.com>
11770 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11772 2001-01-24 Richard Henderson <rth@redhat.com>
11774 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11775 (builtin_longjmp): Use it instead of emit_indirect_jump.
11777 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11779 * bb-reorder.c (make_reorder_chain_1): Handle case where
11780 jump edge goes to the same block as the fallthru edge.
11782 2001-01-23 Jim Wilson <wilson@redhat.com>
11784 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11785 * frame.h (__ia64_personality_v1): Add prototype.
11786 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11787 prototype form. Add void * cast to first argument to personality
11789 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11790 (asctoe113): Likewise.
11791 * config/ia64/frame-ia64.c: Include eh-common.h.
11792 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11794 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11796 (itanium_split_issue): Add prototype.
11797 (gen_nop_type): Ifdef out.
11798 (find_best_packet): Initialize best_packet.
11799 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11801 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11802 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11803 (flushrs): Add explicit stop bit at end.
11804 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11807 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11809 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11811 * libgcc2.c (__terminate_func): Make variable static.
11812 (__terminate_set_func): New function to set __terminate_func.
11813 * libgcc2.h (__terminate_func_ptr): New typedef.
11814 (__terminate_set_func): New function.
11816 2001-01-23 Richard Henderson <rth@redhat.com>
11818 * flow.c (init_propagate_block_info): Don't consider unchanging
11819 memories for dead frame store elimination.
11821 2001-01-23 Richard Henderson <rth@redhat.com>
11823 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11824 * defaults.h: ... here.
11826 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11828 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11830 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11832 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11834 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11836 * rs6000.h (rs6000_return_addr): Move prototype from here...
11837 * rs6000-protos.h (rs6000_return_addr): ...to here.
11838 (rs6000_init_expanders): Delete prototype.
11840 2001-01-23 Nick Clifton <nickc@redhat.com>
11842 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11843 (Spec Files): Document %B and %j and %. and %v3 and %M and
11844 %{S*&T} spec switches.
11846 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11848 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11850 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11851 Neil Booth <neil@daikokuya.demon.co.uk>
11853 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11854 Have -Werror make pedantic warnings errors, like the
11857 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11859 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11861 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11863 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11864 * integrate.c (expand_inline_function): Initialize them.
11865 (subst_constants): If changing COMPARE so that both its arguments
11866 will be VOIDmode and the comparison mode will be lost, note
11867 compare_mode. Use the recorded compare_mode to optimize
11870 2001-01-23 Jason Merrill <jason@redhat.com>
11872 * dwarf2out.c (new_die): Use xcalloc.
11873 (output_die): Abort rather than emit a local reference to offset 0.
11875 2001-01-17 Andrew Haley <aph@redhat.com>
11877 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11878 of a saved register; return NULL instead.
11879 (copy_reg): Take a pointer to a source register rather than a
11881 (next_stack_level): Remember the address in the stack frame of all
11883 Use the saved register pointer array as the source of the CFA.
11884 (throw_helper): Rewrite. Unwind once rather than twice and keep
11885 track of saved registers as we go.
11887 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11889 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11890 * c4x.c (c4x_legitimize_reload_address): Remove.
11891 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11892 reload address for ldp(k) insn.
11894 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11896 * pa.md (return_internal): Add a USE of the PIC register to ensure
11897 it is restored after each call.
11898 (return expander): Corresponding changes.
11900 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11902 * rs6000.h (INIT_EXPANDERS): Delete.
11903 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11904 * rs6000.c (rs6000_override_options): Call *_machine_status from
11906 (rs6000_init_expanders): ...instead of here. Delete.
11907 (rs6000_mark_machine_status): New function.
11908 (rs6000_init_machine_status): Use xcalloc.
11909 (rs6000_return_addr): Generate RTX for the return address.
11910 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11911 (rs6000_stack_info): Use it.
11913 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11915 * gthr-win32.h: Include errno.h to get a declaration for
11916 EINVAL and _mingw.h if the target is mingw32.
11918 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11920 * cpp.texi: Correct typos.
11922 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11924 * explow.c (probe_stack_range): Ensure value passed to
11925 stack_check_libfunc is ptr_mode, not Pmode.
11927 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11929 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11930 case, don't use operand_subword to calculate a SUBREG that is
11933 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11935 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11937 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11938 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11939 valid. If not replace it by equivalent insns.
11941 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11943 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11944 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11945 (c4x_U_constraint, symbolic_address_operand): Likewise.
11946 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11948 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11949 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11950 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11951 anulling slot because of silicon bug.
11952 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11954 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11956 * cppexp.c (parse_charconst): Change `mask' type to agree
11959 2001-01-21 Richard Henderson <rth@redhat.com>
11961 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11962 pic_label_name in a linkonce section.
11964 2001-01-17 Philipp Thomas <pthomas@suse.de>
11966 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11968 * configure: Regenerate.
11970 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11972 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11973 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11975 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11977 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11978 If REVERSE nonzero then condition code in X must be reversed.
11979 (encode_section_info): Optimise if/else.
11980 (avr_function_value): Fix formatting.
11982 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11983 (difficult_branch): Likewise.
11984 (rvbranch): Likewise.
11985 (difficult_rvbranch): Likewise.
11987 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11989 * config/avr/libgcc.S: Fix comment.
11991 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11993 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11995 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11997 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11999 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
12001 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
12002 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
12003 * configure, config.in: Regenerate.
12004 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
12005 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
12006 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
12007 (doprint.o): New rule.
12009 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
12011 * c-typeck.c (digest_init): Handle boolean types as scalars.
12013 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12015 * stmt.c (expand_return): Don't return anything if size is zero.
12016 Delete redundant assignment to BYTES.
12017 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
12019 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
12021 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
12022 the same as the default library function names.
12023 * config/avr/avr.md: Document special characters after '%'.
12024 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
12025 knowing which of the call-used registers are really clobbered.
12026 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
12027 New. Both quotient and remainder from one libgcc.S call.
12028 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
12029 clobber as few registers as possible.
12030 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
12032 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
12034 * cppmacro.c (funlike_invocation_p): Don't move back up to the
12035 context of the top of the stack.
12037 2001-01-20 Jakub Jelinek <jakub@redhat.com>
12039 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
12040 (fixup_var_refs_insns): ...here.
12042 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
12044 * function.c (fixup_var_refs_insns): Break up into
12045 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
12046 [loop over entire insn list], and fixup_var_refs_insns_with_hash
12047 [loop over hash table entries].
12048 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
12049 fixup_var_refs_insns_with_hash, to match above changes.
12051 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
12053 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
12054 (libgcc.a): Likewise.
12055 (stmp-multilib): Likewise.
12056 (STAGE2_FLAGS_TO_PASS): Likewise.
12058 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
12060 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
12061 temporary if no_new_pseudos.
12063 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
12065 * cppinternals.texi: Update.
12067 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
12069 * arm.c (arm_init_builtins): Re-enable builtins.
12071 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12073 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
12074 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
12075 element to be null, and always expect an EXPR_LIST.
12076 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
12077 * sched-deps.c (sched_analyze_1): Likewise.
12078 * sched-rgn.c (check_live_1, update_live_1): Likewise.
12080 * regclass.c (max_set_parallel): New variable.
12081 (reg_scan): Take it into account in computation of max_parallel.
12082 (reg_scan_mark_refs, case SET): Compute it.
12084 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
12086 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
12087 * function.c (assign_parms): Use INTVAL for a CONST_INT.
12089 2001-01-19 Jason Merrill <jason@redhat.com>
12091 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
12092 for the abstract instance of an inline function.
12094 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
12095 J"orn Rennecke <amylaar@redhat.com>
12097 * reload1.c (move2add_note_store): Treat all registers directly or
12098 indirectly derived from a base register as members of the same set
12100 (reload_cse_move2add): Adjust accordingly. Take mode and offset
12101 of base register into account.
12103 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
12105 * alias.c (find_base_value): Recognize TRUNCATE.
12106 (record_set): In PLUS case, invalidate if other summand is also a
12109 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12111 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
12112 entry to be EXPR_LIST.
12113 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
12114 be an EXPR_LIST (but not null, which other code doesn't allow).
12115 (note_stores): Properly handle PARALLEL in SET.
12116 Recursively call for top-level PARALLEL.
12117 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
12118 * sched-rgn.c (check_live_1, update_live_1): Likewise.
12120 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
12122 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
12124 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
12125 not pfile->skipping (== 0).
12127 2001-01-17 Nick Clifton <nickc@redhat.com>
12129 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
12132 2001-01-17 Jim Wilson <wilson@redhat.com>
12134 * invoke.texi (IA-64 options): Improve.
12136 2001-01-17 Tom Tromey <tromey@redhat.com>
12138 * invoke.texi (Optimize Options): Use `{}' to around @samp
12141 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
12143 * invoke.texi (-fno-guess-branch-probability): New option.
12145 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12147 * combine.c (try_combine): Don't set i3_subst_into_i2 for
12148 case of making new double-word constant.
12149 Revert last change: instead just test i3_subst_into_i2.
12151 2001-01-17 Jakub Jelinek <jakub@redhat.com>
12153 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
12154 Use q constraints instead of r.
12156 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
12158 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
12159 (machine_function): Define.
12160 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
12161 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
12162 pa_free_machine_status): New functions.
12163 (override_options): Set {init,mark,free}_machine_status to above.
12164 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
12165 PIC_OFFSET_TABLE_REGNUM_SAVED.
12166 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
12167 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
12168 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
12169 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
12170 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12172 2001-01-15 DJ Delorie <dj@redhat.com>
12174 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
12178 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12180 * flow.c (propagate_one_insn): Make trying to delete a prologue
12181 or epilogue insn an ICE, not a warning. Allow doing this if
12182 the current function returns with stack pointer depressed.
12184 * combine.c (try_combine): If i3_subst_into_i2, properly check for
12185 I3 having more than one SET.
12187 2001-01-16 Jim Wilson <wilson@redhat.com>
12189 * invoke.texi: Document IA-64 options.
12191 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
12192 (fixup_errata): Delete TARGET_A_STEP use.
12193 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
12194 (TARGET_SWITCHES): Delete -ma-step option.
12195 * config/ia64/ia64.md (all FP patterns): Delete %B0.
12196 (movqicc_astep, movqi_internal_astep, movhicc_astep,
12197 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
12198 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
12199 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
12200 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
12202 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
12203 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
12204 cmovsi_internal): Delete ! TARGET_A_STEP check.
12206 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12208 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
12209 possibility to report bugs via postal mail. Change a URL and
12210 merge in a nearly duplicate statement...
12211 (Bug Reporting): ...from here.
12212 (Service): Refer to the Bug Reporting section instead of
12213 duplicating an URL.
12214 (Contributing): Remove trivial explanations concerning snapshots.
12216 2001-01-16 Alan Modra <alan@linuxcare.com.au>
12218 * cppmain.c (general_init): Don't use ANSI prototype.
12220 2001-01-16 Tom Tromey <tromey@redhat.com>
12222 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
12224 2001-01-16 Richard Henderson <rth@redhat.com>
12226 * config/i386/i386.h: Fix comment typo.
12227 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
12228 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
12230 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12232 * gcc.c: Revert previous -fsyntax-only-related change; move
12235 2001-01-16 Jakub Jelinek <jakub@redhat.com>
12237 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
12238 inmode after checking GET_CODE (op).
12240 2001-01-16 Richard Henderson <rth@redhat.com>
12242 * flow.c (struct propagate_block_info): Add mem_set_list_len.
12243 (MAX_MEM_SET_LIST_LEN): New.
12244 (propagate_one_insn): Update mem_set_list_len.
12245 (invalidate_mems_from_autoinc): Likewise.
12246 (invalidate_mems_from_set): Likewise.
12247 (mark_used_regs): Likewise.
12248 (init_propagate_block_info): Likewise. Stop collecting memories
12249 when we reach MAX_MEM_SET_LIST_LEN.
12250 (mark_set_1): Likewise.
12252 2001-01-16 Richard Henderson <rth@redhat.com>
12254 * unroll.c (precondition_loop_p): Fail if no iteration
12257 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12259 * gcc.c: When -fsyntax-only is given, do not complain about
12262 2001-01-15 Richard Henderson <rth@redhat.com>
12264 * config/i386/i386.c (asm_output_function_prefix): Remove.
12265 (ix86_asm_file_end): New.
12266 (load_pic_register): Generate pic_label_name into a
12267 staticly allocated buffer.
12268 * config/i386/i386-protos.h: Update.
12269 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
12270 (ASM_FILE_END): New.
12271 * config/i386/i386afe.h: New file.
12272 * config.gcc (i?86-*-elf) [tm_file]: Use it.
12273 (i?86-*-{freebsd,linux*,moss*}): Likewise.
12274 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
12275 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
12276 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
12277 * config/i386/sco5.h (ASM_FILE_END): Likewise.
12278 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
12280 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
12282 * Makefile.in (install-man): Remove explicit dependency on
12285 * configure.in, configure: Revert previous patch requiring perl
12288 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
12290 * toplev.c (flag_guess_branch_prob): New.
12291 (f_options): Add guess-branch-probability option.
12292 (rest_of_decl_compilation): Only estimate branch probability if
12294 (main): set flag_guess_branch_prob.
12296 * flags.h (flag_guess_branch_prob): New.
12298 2001-01-15 DJ Delorie <dj@redhat.com>
12300 * gcc.texi (Makefile): Add documentation for Makefile targets.
12302 2001-01-15 Philip Blundell <philb@gnu.org>
12304 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
12306 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
12307 (is_pic): Delete declaration.
12308 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
12309 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
12310 * config/arm/arm.md (builtin_setjmp_receiver): New.
12312 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12314 * arm.c (use_return_insn): Don't try to determine the function type
12315 until after reload has completed.
12316 (arm_output_epilogue): Don't adjust the sp value recovered from the
12318 (emit_multi_reg_push): Don't record dwarf information for the pc.
12319 * arm.md (eh_epilogue): The function type may have changed, so it
12320 needs to be recalculated.
12321 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
12322 unwind tables on arm/netbsd.
12324 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12326 * arm.md (cbranchsi4): Correct calculation of branch ranges.
12327 (negated_cbranchsi4): Likewise.
12329 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12331 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
12332 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12333 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
12334 pass -mapcs-* options to assembler.
12335 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
12336 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12337 (ASM_SPEC): Call subtarget_extra_asm_spec.
12339 2001-01-15 Andreas Jaeger <aj@suse.de>
12341 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
12343 (ix86_expand_builtin): Likewise.
12345 * gencodes.c (output_predicate_decls): Make i size_t to avoid
12346 warning about comparison between signed and unsigned.
12348 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12350 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
12352 2001-01-14 Ralf Baechle <ralf@gnu.org>
12354 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
12355 SUBTARGET_CPP_SPEC apropriatly.
12357 2001-01-12 Mark Mitchell <mark@codesourcery.com>
12359 * varasm.c (make_decl_rtl): Fix typo in last change.
12361 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
12363 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
12364 linker supports the init_priority C++ attribute.
12365 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
12366 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
12367 linker does not support init_priority C++ attribute.
12369 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
12371 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
12373 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12375 * c-parse.in (finish_parse): Add comment about cpp_destroy.
12376 * cp/lex.c (finish_parse): Similarly.
12377 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
12378 Return the number of errors encountered.
12379 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
12380 * cppmain.c (main): Don't call cpp_destroy.
12382 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
12384 * configure.in: Require at least perl 5.6.0 to regenerate
12386 * configure: Regenerate.
12388 2001-01-14 Richard Henderson <rth@redhat.com>
12390 * genrecog.c (DT_veclen_ge): New.
12391 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
12392 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
12393 (nodes_identical_1): Handle DT_veclen_ge.
12394 (write_cond, debug_decision_2): Likewise.
12396 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12398 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
12400 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
12402 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12404 * cppmain.c (do_preprocessing): New function; most of the old
12406 (main): Call it to do most of the work.
12407 (cb): Move from global scope to set_callbacks ().
12408 (setup_callbacks): Get the callback pointer.
12409 (general_init, printer_init): Clean up code and comments.
12411 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12413 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
12416 2001-01-14 Kazu Hirata <kazu@hxi.com>
12418 * config/h8300/h8300.c (get_shift_alg): Update comments.
12420 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12422 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
12423 (alloc_page, ggc_alloc): Add casts to remove warnings.
12425 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12427 * combine.c (simplify_comparison): Don't change `code' when
12428 can't reverse comparison.
12430 2001-01-14 Richard Henderson <rth@redhat.com>
12432 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
12433 update all call sites. Return true for all non-label constants.
12435 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
12437 * i386.c (ix86_expand_compare): Add bypass_test and second_test
12439 (ix86_expand_branch): Update.
12440 (ix86_expand_setcc): Update to handle multiple test conditions.
12441 (expand_int_movcc): Likewise.
12442 (expand_fp_movcc): Likewise.
12443 * i386-protos.h (ix86_expand_compare): New.
12444 * i386.md (andqi_?_slp, orqi_?_slp): New.
12445 (conditional trap expander): Update call to ix86_expand_compare.
12447 2001-01-14 Richard Henderson <rth@redhat.com>
12449 * config/vax/vax.md: Use nonimmediate_operand instead of
12450 general_operand in destinations.
12452 * config/vax/vax.md (indirect_jump): Use register_operand.
12454 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
12455 * config/vax/vax.md (call_pop): Turn into an expander.
12456 (call_value_pop): Likewise.
12457 (call, call_value): New.
12459 2001-01-14 Andreas Jaeger <aj@suse.de>
12461 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
12463 (ix86_fp_compare_mode): Add unused attribute.
12464 (ix86_expand_fp_movcc): Remove unused variable.
12465 (ix86_expand_builtin): Make fcode unsigned.
12467 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
12468 (expand_expr): Add cast to avoid signed warning.
12469 (store_field): Likewise.
12470 (store_constructor_field): Likewise.
12471 (store_constructor): Likewise.
12472 (store_expr): Likewise.
12473 (clear_storage): Likewise.
12474 (emit_group_store): Likewise.
12475 (emit_group_load): Likewise.
12477 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12479 * c-common.c: Move format checking code to ...
12480 * c-format.c: ... here. New file. Reorder some functions and
12482 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
12484 * c-common.h (decl_handle_format_attribute,
12485 decl_handle_format_arg_attribute): Declare.
12486 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
12487 (c-common.o): Adjust dependencies.
12488 (c-format.o): New list of dependencies.
12490 2001-01-13 Jakub Jelinek <jakub@redhat.com>
12492 * unroll.c (loop_iterations): If we cannot prove iteration variable
12493 is set once in each iteration, punt.
12495 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
12497 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
12498 (*strlenhi): Remove clobber (which was buggy) of output address.
12500 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12502 * Makefile.in (generated-manpages): Add gcc.1
12503 ($(srcdir)/gcc.1): New target.
12504 (maintainer-clean): Delete $(srcdir)/gcc.1.
12505 * gcc.texi: Add macros @gccoptlist and @gol.
12506 * invoke.texi: Include option summary in manpage. Mark up option
12507 summary with @gccoptlist and @gol. Use @r in one place where
12509 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
12510 * gcc.1: Generate from invoke.texi.
12512 2001-01-13 Richard Henderson <rth@redhat.com>
12514 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
12515 (struct page_entry): Add group member.
12516 (struct page_group): New.
12517 (struct globals): Add page_groups member.
12518 (alloc_anon): Only define for using mmap; remove valloc call.
12519 (page_group_index): New.
12520 (set_page_group_in_use): New.
12521 (clear_page_group_in_use): New.
12522 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
12523 (free_page, release_pages): Likewise.
12524 * configure.in (with-gc): Default to ggc-page always.
12526 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12528 * reload1.c (replace_pseudos_in_call_usage): Use
12529 reg_equiv_constant and reg_equiv_address, and don't try
12530 regno_reg_rtx first.
12532 2001-01-13 Richard Henderson <rth@redhat.com>
12534 * ggc-page.c (alloc_page): Round up allocation size to one page.
12535 Set e->order on extra pages.
12537 2001-01-13 Richard Henderson <rth@redhat.com>
12539 * genrecog.c (nodes_identical): Expand commentary.
12540 (write_switch): Watch out for identical nodes.
12542 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12544 * cppfiles.c (_cpp_fake_include): New function.
12545 * cpphash.h (_cpp_fake_include): New.
12546 * cpplib.c (do_line): Call _cpp_fake_include when entering
12547 header files in preprocessed input.
12548 * cppmain.c (cb_pragma_implementation): Remove handling.
12549 (setup_callbacks): Don't register pragmas.
12551 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12553 * extend.texi: Udate for CPP.
12555 2001-01-13 Andreas Jaeger <aj@suse.de>
12557 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
12559 * regmove.c: Add prototype for replace_in_call_usage.
12561 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12563 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
12564 struct cpp_chunk, struct htab, struct toklist,
12565 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
12566 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
12567 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
12568 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
12569 (struct macro_args): Delete.
12570 * cpphash.h: See above.
12572 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12574 * cppmain.c (struct printer): Remove no_line_dirs.
12575 (options, cb): New.
12576 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
12577 : Use options rather than CPP_OPTION.
12578 (setup_callbacks): Use cb rather than pfile->cb.
12579 (main): No need to check for a buffer. Use cpp_errors.
12580 (printer_init): Don't set no_line_dirs.
12581 (maybe_print_line): Use options not no_line_dirs.
12582 (cb_file_change): Don't call print_line if -P.
12584 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12586 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
12588 * c-parse.in (finish_parse): Use cpp_errors.
12589 (__yylex): Use return value of cpp_pop_buffer.
12590 * cp/lex.c (finish_parse): Use cpp_errors.
12591 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
12593 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
12595 * README.AVR: URLs corrected.
12597 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12599 * c-decl.c (start_function): Don't warn if old prototype is builtin
12600 that's not in C's namespace.
12601 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
12602 (_bb): Add prototype for ctime.
12603 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
12605 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
12607 * i386.c (ix86_fp_comparison_arithmetics_cost,
12608 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
12609 ix86_fp_comparison_cost): New functions.
12610 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
12611 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
12612 two-branch sequences; make static.
12613 (ix86_use_fcomi_compare): Do decision according to the costs.
12614 (split_fp_branch): New.
12615 * i386.md (compare-and-branch patterns): Use split_fp_branch.
12616 * i386-protos.h (ix86_expand_fp_compare): Remove
12617 (ix86_split_fp_branch): Declare.
12619 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
12620 and ix86_comparison_operator.
12622 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
12623 to make it cheaper.
12625 * i386.c (put_condition_code): Output properly the unordered/ordered
12626 compares in fp case.
12627 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
12629 * tm.texi (REVERSE_CONDITION): Document.
12630 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
12631 in -ffast-math mode.
12632 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
12634 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12636 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
12638 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
12641 * config/sh/sh.c (mova_p): Fix test for mova_const.
12643 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12645 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
12646 cpp_get_options rather than dereferencing pfile and using
12648 * scan-decls.c (scan_decls): Use return value of
12649 cpp_pop_buffer rather than CPP_BUFFER.
12651 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12653 * cppinit.c (cpp_handle_option): help_only is now part of the
12654 cpp_options structure.
12655 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
12656 cpp_set_callbacks): New functions.
12657 * cpplib.h (cpp_callbacks): Break out as a named structure.
12658 (cpp_options): Move help_only here from cpp_reader.
12659 (CPP_FATAL_ERRORS): Update to use cpp_errors.
12660 (cpp_errors, cpp_get_options, cpp_get_callbacks,
12661 cpp_set_callbacks): New prototypes.
12662 * cppmain.c (main): Update for help_only.
12664 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12666 * Makefile.in (info, maintainer-clean, install-info, uninstall):
12667 Also build and remove and install and uninstall c-tree.info and
12669 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
12670 ($(srcdir)/cppinternals.info): New target.
12671 * c-tree.texi: Change file name used when makeinfo used without -o
12672 from ir.info to c-tree.info. Add info directory entry.
12673 * cppinternals.texi: Add info directory entry.
12674 * .cvsignore: Update.
12676 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12678 * c-typeck.c (store_init_value): Don't require constant initializer
12679 elements with -pedantic -std=c99.
12680 (digest_init): Change error about non-constant initializer elements
12682 (constructor_range_end): Remove.
12683 (constructor_incremental, designator_depth,
12684 designator_errorneous): New variables.
12685 (struct constructor_stack): Remove range_end, add incremental.
12686 (struct constructor_range_stack, constructor_range_stack): New.
12687 (struct initializer_stack): Add constructor_range_stack.
12688 (finish_init): Set it.
12689 (start_init): Likewise. require_constant_elements for non-static
12690 trees only if not flag_isoc99.
12691 (really_start_incremental_init): Remove constructor_range_end, add
12692 constructor_incremental.
12693 (pop_init_level): Likewise.
12694 (push_init_level): Likewise. If implicit and the subobject had some
12695 value set already, preinitialize the level with it.
12696 Warn about missing braces only if not pushing due to designators.
12697 (set_designator, push_range_stack): New functions.
12698 (set_init_label): Use them.
12699 (set_init_index): Likewise. Remove constructor_range_end.
12700 Error if designator index is outside of array bounds.
12701 (add_pending_init): Compare values of purpose index trees, not the
12702 trees themselves. Allow overwriting of already initialized element.
12703 Issue a warning if it had side-effects.
12704 (set_nonincremental_init, set_nonincremental_init_from_string): New
12706 (pending_init_member): Rename to...
12707 (find_init_member): ...this function. Call set_nonincremental_init
12708 if necessary. Compare values of purpose index trees, not the trees
12709 themselves. Return the actual value, not just non-zero if something
12711 (output_init_element): Remove checks for duplicates.
12712 If field has zero size, only check the initializer for correctness.
12713 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
12714 if constructor_incremental is zero. Change error about initializers
12715 not computable at load time into pedwarn.
12716 (output_pending_init_elements): Compare bit positions, not
12717 FIELD_DECLs to take into account zero-sized fields.
12718 (process_init_element): Use constructor_range_stack to fill all
12719 ranges in the designator lists from current level up.
12720 * extend.texi: Update documentation for labeled elements.
12722 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12724 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12725 to function usage for arguments passed by reference. Optimize
12726 callee-copied arguments.
12727 * regmove.c (replace_in_call_usage): New function.
12728 (fixup_match_1): Call it.
12729 * cse.c (cse_insn): Canonicalize registers in function usage.
12730 * reload1.c (replace_pseudos_in_call_usage): New function.
12733 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12736 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12738 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12741 2001-01-12 DJ Delorie <dj@redhat.com>
12743 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12744 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12747 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12749 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12750 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12751 -std options alongside references to -ansi. Update some
12752 documentation for C99.
12753 * cpp.1: Regenerate.
12755 2001-01-12 Andreas Jaeger <aj@suse.de>
12757 * haifa-sched.c (restore_line_notes): Remove argument block B
12759 * sched-ebb.c (schedule_ebb): Change caller.
12760 * sched-rgn.c (schedule_region): Likewise.
12761 * sched-int.h (restore_line_notes): Adjust prototype.
12763 * loop.h: Remove wrong declaration of doloop_condition_get.
12765 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12767 * extend.texi: Move C++-extension-related node from the C section
12768 into the C++ section.
12770 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12772 * extend.texi: Refer to an array of pointers to functions instead
12773 of one of functions.
12775 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12776 Jan Hubicka <jh@suse.cz>
12778 * combine.c (reversed_comparison): Fix typo in last patch.
12780 (combine_reversed_comparison_code): Make static to follow
12781 prototype declaration.
12783 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12785 * install.texi: Remove misplaced duplicate entry.
12787 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12789 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12791 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12793 * final.c: (leaf_function_p): Fix typo.
12795 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12797 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12798 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12800 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12801 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12802 mmap_anon, and valloc is available.
12803 * ggc-page.c: Restructure ifdef logic to match new autoconf
12804 spec. Don't throw away the test page in init_ggc.
12806 * configure, config.in: Regenerate.
12808 2001-01-12 Michael Hayes <mhayes@redhat.com>
12810 * loop.h (total_biv_increment): Constify iv_class pointer.
12811 (struct induction): Replace `mem_mode' with `mem' rtx.
12812 * unroll.c (total_biv_increment): Constify iv_class pointer.
12813 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12814 (find_mem_givs, combine_givs_p): Likewise.
12815 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12817 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12819 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12821 (__gthread_getspecific): Ditto.
12823 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12825 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12826 put_condition_code): Convert fp comparison codes to integer
12828 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12831 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12832 * i386-protos.h (no_comparison_operator): Kill.
12834 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12836 * combine.c (REVERSIBLE_CC_MODE): Remove.
12837 (reversible_comparison_p): Remove.
12838 (combine_reversed_comparison_code): New.
12839 (reversed_comparison): New.
12840 (combine_simplify_rtx): Use
12841 combine_reversed_comparison_code/reversed_comparison instead
12842 of reversible_comparison_p.
12843 (simplify_if_then_else): Likewise.
12844 (simplify_set): Likewise.
12845 (simplify_logical): Likewise.
12846 (if_then_else_cond): Likewise.
12847 (known_cond): Likewise.
12848 (simplify_comparison): Likewise.
12850 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12852 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12853 sizeof (int) is larger than sizeof(__word__).
12855 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12857 * cppinit.c (do_includes): Fix typo.
12859 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12861 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12862 in S_REGS does not occur because not all sources are possible
12863 when a S_REGS is a destination (sometimes needs a clobber).
12864 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12865 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12866 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12867 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12868 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12869 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12870 (lshrdi_const1, lshrsi3_const16): Likewise.
12871 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12872 (*movhi_68hc12, *movqi_68hc12): Likewise.
12873 (movstrictqi): Make sure reloading in D_REGS as a destination
12876 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12878 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12880 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12882 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12883 -D, -U and -A, and don't initialize the builtins.
12884 (do_includes): Error if -include or -imacros with -fpreprocessed.
12885 * cppmain.c (cb_define, cb_undef): Unconditionally process
12887 * tradcpp.c (main): Fix typo.
12889 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12891 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12892 (read_name_map): Use IS_ABSOLUTE_PATH.
12893 * tradcpp.c (get_filename): Likewise.
12895 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12897 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12898 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12899 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12900 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12901 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12902 (cmphi_z_used): Don't use '@' for the output.
12903 (tstqi_z_used): Likewise.
12904 (cmpqi_z_used): Likewise.
12905 (one_cmplsi2): Likewise.
12907 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12909 * config/sh/sh.c (barrier_align): Recognize branch around far
12910 branch and redundant insn.
12912 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12914 * invoke.texi: Restore documentation of the drivers' switches -MD
12917 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12919 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12921 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12922 check-objc//%): Support parallel testing of multilibs.
12923 (TESTSUITEDIR): Set to testsuite by default, but override for
12925 (check-gcc, check-g++, check-g77, check-objc): Enter
12928 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12930 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12931 * sched-deps.c (deps_may_trap_p): Likewise.
12932 * basic-block.h: Remove a comment.
12933 * flow.c (PROP_POSTRELOAD): Remove.
12934 (update_life_info): Don't add it to prop_flags.
12935 (mark_set_1): Lose the code that was enabled by it.
12937 2001-01-11 Michael Hayes <mhayes@redhat.com>
12939 * flow.c (flow_call_edges_add): New.
12940 * basic_block.h (flow_call_edges_add): New.
12942 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12944 * reload1.c (move2add_note_store): Update reg_set_luid even if
12945 base reg remains the same.
12947 2001-01-10 Nick Clifton <nickc@redhat.com>
12949 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12950 machine_function structure to zero.
12951 Add prototypes for machine_status functions.
12953 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12955 * c-common.h (CTI_VOID_LIST): Remove.
12956 (void_list_node): Likewise.
12957 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12958 (void_list_node): New macro.
12959 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12960 * config/i386/i386.c (ix86_init_builtins): Likewise.
12961 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12963 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12965 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12966 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12968 * tradcpp.c: Include mkdeps.h.
12969 (deps, print_deps_phony_targets, deps_append, output_deps,
12970 init_dependency_output, output_deps): New.
12971 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12972 deps_output): Delete.
12973 (print_deps_missing_files): Rename deps_missing_files.
12974 (inhibit_output): Make global.
12975 (main): Delete inhibit_output, deps_stream, deps_target.
12976 Use mkdeps functionality in the same way as cpplib. Remove
12977 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12978 -M and -MM. Remove old handling of deps via deps_out, and
12979 old reading of environment variables.
12980 (get_filename): Update to use deps_add_dep.
12982 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12984 * output.h (make_function_rtl): Remove prototype.
12985 (make_decl_rtl): Likewise.
12986 * varasm.c (make_function_rtl): Remove.
12987 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12988 than from a third parameter.
12989 * tree.h (make_decl_rtl): Remove last parameter.
12990 * c-decl.c (builtin_function): Remove last argument in call to
12991 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12992 (start_function): Likewise.
12993 * except.c (call_get_eh_context): Likewise.
12994 * expr.c (emit_block_move): Likewise.
12995 (clear_storage): Likewise.
12996 * profile.c (output_func_start_profiler): Likewise.
12997 * toplev.c (rest_of_decl_compilation): Likewise.
12998 * objc/objc-act.c (create_builtin_decl): Likewise.
12999 (synth_module_prologue): Likewise.
13000 (generate_static_reference): Likewise.
13001 (build_selector_reference_decl): Likewise.
13002 (build_class_reference_decl): Likewise.
13003 (build_objc_string_decl): Likewise.
13004 (build_protocol_reference): Likewise.
13006 2001-01-10 Richard Henderson <rth@redhat.com>
13008 * hwint.h: Revert yesterday's change.
13010 2001-01-10 Nick Clifton <nickc@redhat.com>
13012 * function.h (save_machine_status): Delete.
13013 (restore_machine_status): Delete.
13014 Amend comment describing {init|mark|free}_machine_status.
13016 * function.c (save_machine_status): Delete.
13017 (restore_machine_status): Delete.
13018 Amend comment describing {init|mark|free}_machine_status.
13019 (push_function_context_to): Remove invocation of
13020 save_machine_status.
13021 (pop_function_context_from): Remove invocation of
13022 restore_machine_status.
13024 * emit-rtl.c (init_emit_once): Amend comment describing
13025 {init|mark|free}_machine_status.
13027 * tm.texi (Per-Function Data): New node. Describe the
13028 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
13031 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
13033 * cppinit.c (OPT_g): Remove.
13034 (cpp_handle_option): Update for removed -g3.
13035 (print_help): Update.
13036 * cpplib.h (struct cpp_options): Remove debug_output.
13037 * cppmain.c (setup_callbacks, cb_define): Update.
13038 * gcc.c (cpp_options): Translate -g3 to -dD.
13040 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
13042 * config/i960/i960.md: Change modifier to + on the zero_extract
13043 pattern after the (rotate -2 reg) canonicalization pattern.
13045 2001-01-10 Richard Henderson <rth@redhat.com>
13047 * config/alpha/alpha.c (alpha_free_machine_status): New.
13048 (override_options): Install it.
13049 (alpha_mark_machine_status): Verify machine non-null.
13050 * config/i386/i386.c (ix86_free_machine_status): New.
13051 (override_options): Install it.
13052 (ix86_init_machine_status): Use xcalloc.
13053 (ix86_mark_machine_status): Verify machine non-null.
13054 * config/ia64/ia64.c (ia64_free_machine_status): New.
13055 (ia64_override_options): Install it.
13056 (ia64_mark_machine_status): Verify machine non-null.
13058 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
13060 * function.c (instantiate_virtual_regs): Instantiate virtual
13061 registers found in CALL_INSN_FUNCTION_USAGE.
13063 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13065 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
13066 equivalent to -ansi in disabling -Di386.
13068 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
13070 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
13072 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
13074 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
13076 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
13078 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13080 * invoke.texi: Document that -fcond-mismatch isn't supported for
13083 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13085 * gcc.texi: Define macro gcctabopt.
13086 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
13087 @command, @env and @option in some places where appropriate. Use
13088 @gcctabopt where appropriate. Put URLs and email addresses inside
13091 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
13093 * gcc.c (cpp_options): Set MD file name from output
13094 filename, if specified.
13095 (suffix_subst): New static variable.
13096 (do_spec): Clear it.
13097 (do_spec_1, case '.'): Handle new `%.suffix' spec.
13099 (give_switch): Handle suffix_subst.
13101 2001-01-10 Phil Edwards <pme@sources.redhat.com>
13103 * invoke.texi: Fix another typo.
13105 2001-01-10 Phil Edwards <pme@sources.redhat.com>
13107 * invoke.texi: Fix typo.
13109 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
13111 * c-lang.c (lang_hooks): Update.
13112 (lang_decode_option): Remove.
13113 (lang_init_options): Rename c_init_options.
13114 * toplev.c (main): Use lang_hooks for lang_init_options
13115 and lang_decode_option.
13116 * toplev.h (lang_hooks): Add 2 new hooks.
13117 * tree.h: Remove lang_init_options and lang_decode_option.
13118 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
13119 * cp/decl2.c: Similarly.
13120 * cp/lex.c (lang_init_options): Rename cxx_init_options.
13121 (lang_hooks): Update.
13122 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
13124 (lang_init_options): Rename ffe_init_options.
13125 (lang_hooks): Update.
13126 (lang_decode_option): Remove.
13127 * java/lang.c (lang_init_options): Rename java_init_options.
13128 (lang_decode_option): Rename java_decode_option.
13129 (lang_hooks): Update.
13130 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
13131 (lang_decode_option): Rename objc_decode_option.
13132 (lang_hooks): Update.
13134 2001-01-09 Nick Clifton <nickc@redhat.com>
13136 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
13137 (d30v_return_addr_rtx): Delete.
13138 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
13139 cfun->machine structure.
13140 (struct machine_function): Move to d30v.h
13141 (d30v_save_machine_status): Delete.
13142 (d30v_restore_machine_status): Delete.
13143 (d30v_init_machine_status): New Function.
13144 (d30v_mark_machine_status): New Function.
13145 (d30v_free_machine_status): New Function.
13146 (d30v_init_expanders): Use new functions.
13147 (d30v_return_addr): Use ra_rtx field in cfun->machine.
13148 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
13149 d30v_return_addr_rtx.
13151 * config/d30v/d30v.h (struct_machine): Move here.
13152 Add eh_epilogue_sp_ofs field.
13154 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
13155 field in cfun->machine structure.
13157 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
13159 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
13160 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
13161 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
13163 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
13165 * objc/lang-options.h: Remove bogus reference to
13168 2001-01-09 Kazu Hirata <kazu@hxi.com>
13170 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
13173 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
13175 * reload.c (find_reloads_address): Check for eliminable registers
13176 when substituting a constant expression for a pseudo.
13178 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
13180 * c-common.c (enum format_type): Add format_type_error.
13181 (decode_format_type): New function.
13182 (decl_attributes): Use it.
13183 (format_kind_info): Adjust comment.
13185 2001-01-09 David O'Brien <obrien@BSDi.com>
13187 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
13188 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
13190 * config/i386/gnu.h: Don't include required platform specific .h files,
13191 tm.h will do it instead.
13192 * config/i386/i386elf.h: Likewise.
13193 * config/i386/linux.h: Likewise.
13194 * config/i386/moss.h: Likewise.
13195 * config/mips/gnu.h: Likewise.
13197 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13199 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
13200 (rs6000-ibm-aix3.[01]*): Likewise.
13201 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
13202 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
13203 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
13204 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
13205 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
13206 (powerpc-*-eabiaix*): Likewise.
13207 (powerpc-*-eabisim*): Likewise.
13208 (powerpc-*-elf*): Likewise.
13209 (powerpc-*-eabi*): Likewise.
13210 (powerpc-*-rtems*): Likewise.
13211 (powerpc-*-linux*libc1): Likewise.
13212 (powerpc-*-linux*): Likewise.
13213 (powerpc-wrs-vxworks*): Likewise.
13214 (powerpcle-wrs-vxworks*): Likewise.
13215 (powerpcle-*-sysv*): Likewise.
13216 (powerpcle-*-elf*): Likewise.
13217 (powerpcle-*-eabisim*): Likewise.
13218 (powerpcle-*-eabi*): Likewise.
13219 (powerpcle-*-solaris2*): Likewise.
13220 * config/rs6000/aix31.h: Delete includes.
13221 * config/rs6000/aix3newas.h: Likewise.
13222 * config/rs6000/aix41.h: Likewise.
13223 * config/rs6000/aix43.h: Likewise.
13224 * config/rs6000/beos.h: Likewise.
13225 * config/rs6000/rtems.h: Likewise.
13226 * config/rs6000/sysv4.h: Likewise.
13228 2001-01-09 Kazu Hirata <kazu@hxi.com>
13230 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
13231 Change an argument mode of machine_mode to shift_mode of
13232 shift_mode. Remove an extra error check.
13233 (emit_a_shift): Adopt to the new calling prototype of
13235 (function_prologue): Fix code for a monitor
13236 function. Support H8/S.
13237 (function_epilogue): Do not output pop for a monitor function.
13239 2001-01-09 Nick Clifton <nickc@redhat.com>
13241 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
13242 (setup_incoming_varargs): Use sysv_varargs_p field of the
13243 cfun->machine structure.
13244 (struct machine_function): Move to rs6000.h
13245 (rs6000_save_machine_status): Delete.
13246 (rs6000_restore_machine_status): Delete.
13247 (rs6000_init_machine_status): New Function.
13248 (rs6000_free_machine_status): New Function.
13249 (rs6000_init_expanders): Use new functions.
13251 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
13253 (struct machine_function): Move here.
13255 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
13256 sysv_varargs_p field of the cfun->machine structure.
13258 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
13260 (rs6000_restore_machine_status): Remove prototype.
13262 2001-01-09 Richard Henderson <rth@redhat.com>
13264 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
13265 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
13266 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
13267 (sched_analyze_2, sched_analyze_insn): Likewise.
13268 (sched_analyze, init_deps): Likewise.
13269 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
13270 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
13271 (compute_block_backward_dependences): Update propagate_deps call.
13273 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
13275 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
13277 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13279 * cppinit.c (OPT_MD, OPT_MMD): Restore.
13280 (cpp_handle_option): Handle them.
13281 (cpp_post_options): Ensure one of -M or -MM is specified with
13282 any other -M? option.
13283 (init_dependency_output): Suppress output with -MG.
13285 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13287 * cpp.texi: Update.
13288 * invoke.texi: Update.
13290 2001-01-09 Bernd Schmidt <bernds@redhat.com>
13292 * sh.md (reload_outsf): Generate recognizable patterns for
13295 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13297 * c-lang.c (lang_hooks): Update.
13298 (lang_init): Rename c_init.
13299 (lang_finish): Remove.
13300 * toplev.c (compile_file): Use lang_hooks for lang_init ()
13301 and lang_finish ().
13302 * toplev.h (lang_hooks): Add init () and finish ().
13303 * tree.h (lang_init, lang_finish): Remove.
13304 * cp/tree.h (lang_init, lang_finish): Remove.
13305 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
13306 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
13308 (lang_init, lang_finish): Remove.
13309 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
13310 (lang_hooks): Update.
13311 * java/lang.c (lang_init): Rename java_init.
13312 (lang_finish): Remove.
13313 (lang_hooks): Update.
13314 * objc/objc-act.c (lang_init): Rename objc_init.
13315 (lang_finish): Remove.
13316 (lang_hoooks): Update.
13318 20001-01-09 Graham Stott <grahams@redhat.com>
13320 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
13321 after `ptr` is initialised.
13323 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13325 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
13326 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
13327 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
13328 stack adjusts, instead of r3.
13330 2001-01-09 Michael Hayes <mhayes@redhat.com>
13332 * flow.c (flow_loop_scan): Break out of ...
13333 (flow_loops_find) ... here.
13334 * basic-block.h (flow_loop_scan): New.
13335 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
13336 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
13338 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13340 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
13342 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
13343 realloc()ing macro_buffer.
13345 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
13346 if it's wider than long and the target's long is wider than the
13349 2001-01-09 Mark Mitchell <mark@codesourcery.com>
13351 Remove support for using UWIN as a host machine.
13352 * configure.in: Issue an error message.
13353 * configure: Regenerated.
13354 * config.gcc: Remove xm_* UWIN configury.
13355 * config/i386/xm-uwin.h: Remove.
13357 2001-01-08 Nick Clifton <nickc@redhat.com>
13359 * config/v850/v850.c (ra_rtx): Delete.
13360 (v850_save_machine_status): Delete.
13361 (v850_restore_machine_status): Delete.
13362 (v850_init_machine_status): New function.
13363 (v850_mark_machine_status): New function.
13364 (v850_free_machine_status): New function.
13365 (v850_return_addr): Use ra_rtx field in machine structure.
13366 (v850_init_expanders): Use new functions.
13368 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
13369 * config/v850/v850.c: Change arguments to v850_output+* functions
13370 to take a const char *, to avoid compile time warning.
13371 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
13372 (USER_LABEL_PREFIX): Redefine.
13374 2000-01-08 Jim Wilson <wilson@redhat.com>
13376 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
13377 1 to unsigned HOST_WIDE_INT before left shift.
13379 2001-01-08 Nick Clifton <nickc@redhat.com>
13381 * config/arm/arm.c (arm_mark_machine_status): Check to see if
13382 the machine structure has been allocated.
13383 (arm_free_machine_status): New function: Free the machine
13384 specific function structure.
13386 2001-01-08 Richard Henderson <rth@redhat.com>
13388 * jump.c (simplejump_p): Revert last change.
13390 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
13392 * cppinit.c (init): Rename init_library.
13393 (cpp_create_reader): Update.
13394 * gcc.c (cpp_options): If -o given, use it as the target of
13397 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13399 * arm.c (arm_arch5e): New variable.
13400 (all_cores): XScale is a 5TE device.
13401 (arm_override_options): Set arm_arch5e.
13402 (arm_init_builtins): __builtin_prefetch is in arch5e.
13403 * arm.h (arm_arch5e): Declare it.
13405 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
13407 * arm.md (define_constants): Add defines for UNSPEC and
13408 UNSPEC_VOLATILE insns. Update all users.
13409 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
13410 * arm.c (multi_register_push, note_invalid_constants)
13411 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
13412 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
13413 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
13415 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
13417 * jump.c (jump_optimize_1): Use reversed_comparison_code
13418 instead of can_reverse_comparison_p.
13419 (jump_back_p): Likewise.
13420 (invert_exp_1): Likewise.
13421 (thread_jumps): Likewise.
13422 * simplify-rtx.c (simplify_unary_operation): Likewise.
13423 (simplify_ternary_operation): Likewise.
13424 * cse.c (find_comparison_args): Convert to use
13425 can_reverse_comparison_p.
13426 (record_jump_equiv): Likewise.
13428 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13430 * arm.h (HARD_REGNO_RENAME_OK): Delete.
13431 (EPILOGUE_USES): Define.
13432 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
13433 automatically stack the LR if it isn't live.
13435 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
13437 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
13440 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
13442 * ggc-page.c (max_alignment): New structure.
13443 (MAX_ALIGNMENT): New macro.
13444 (init_ggc): Use it to round up the sizes in the
13445 extra_order_size_table.
13447 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13449 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
13452 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13454 * builtins.def (BUILT_IN_FPRINTF): New entry.
13456 * c-common.c (c_expand_builtin_fprintf): New function.
13457 (init_function_format_info): Handle __builtin_fprintf.
13458 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
13459 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
13461 * c-decl.c (duplicate_decls): Adjust comment.
13463 * extend.texi (fprintf): Document new builtin.
13465 2001-01-07 Richard Henderson <rth@redhat.com>
13467 * jump.c (simplejump_p): Recognize any single_set jump
13468 of the proper form.
13470 2001-01-07 Richard Henderson <rth@redhat.com>
13472 * configure.in (slibdir): Accept an --with-slibdir option.
13473 Use "test" not "[" in configure. Default to $(libdir).
13475 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
13477 * config/t-aix43 (SHLIB_INSTALL): Likewise.
13478 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
13479 (SHLIB_LINK): Create links for the soname.
13480 * config/mips/t-iris6: Likewise.
13481 * config/sparc/t-slibgcc: Likewise.
13482 * config/sparc/t-slibgcc-sld: Likewise.
13484 2001-01-07 Jakub Jelinek <jakub@redhat.com>
13486 * config/i386/i386.c (constant_call_address_operand): Accept
13487 (const (plus (symbol_ref) (const_int))).
13488 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
13489 constant_call_address_operand.
13491 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13493 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
13494 and LONG_LONG_TYPE_SIZE > 32.
13496 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13498 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
13499 the previous change.
13501 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
13503 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
13505 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
13506 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
13507 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
13510 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13512 * fix-header.c (read_scan_file): s/pfile/scan_in/.
13514 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13516 * c-lang.c (c_post_options): Call cpp_post_options.
13517 * objc/objc-act.c (objc_post_options): Similarly.
13518 * cppmain.c (main): Similarly.
13519 * fix-header.c (read_scan_file): Similarly.
13520 * cppinit.c (cpp_start_read): Move option consistency checks
13521 to cpp_post_options. Don't call init_dependency_output.
13522 If needed, add default target and main file dependency.
13523 (OPT_MD, OPT_MMD): Remove.
13525 (cpp_handle_option): Update for OPT_* changes.
13526 (cpp_post_options): New.
13527 (init_dependency_output): Command line -MF overrides environment
13528 variables. Don't set default target etc. Suppress output
13529 if dependencies are going to stdout.
13530 (print_help): Update.
13531 * cpplib.h (cpp_post_options): New.
13532 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
13534 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
13536 * jump.c (comparison_dominates_p): Support unordered compares.
13538 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
13540 * simplify-rtx.c (simplify_relational_operation): Always simplify
13541 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
13544 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
13546 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
13547 (nonzero_bits): Likewise.
13548 (simplify_comparison): Likewise.
13549 (num_sign_bit_copies): Likewise; return more sane value depending
13550 on STORE_FLAG_VALUE.
13551 (known_cond): Do not assume EQ to be always true for equivalent
13554 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
13556 * cse.c (fold_rtx): Handle unordered comparisons.
13558 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
13560 * rtlanal.c (set_of_1): New static function.
13561 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
13562 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
13563 reg_set_last_last_regno): Remove.
13564 (set_of): New global function.
13565 (set_of_data): New structure.
13566 (reg_set_p, reg_set_last): Revamp for set_of.
13567 * rtl.h (set_of): New.
13569 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13571 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
13572 * extend.texi: Document _Exit builtin.
13574 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13576 * (initialize, initialize_builtins,
13577 initialize_dependency_output, initialize_standard_includes):
13578 Rename s/initialize/init. Update.
13579 (init_dependency_output): Move to after
13580 cpp_handle_options, the correct location temporally at least.
13581 (opt_comp): Move next to init (), its caller. Fix prototype.
13582 (init): Make "initialized" local scope.
13583 (cpp_create_reader): Always call init ().
13584 (cpp_start_read): Update.
13585 (output_deps): New function, broken out of cpp_finish.
13586 (cpp_finish): Break out output_deps.
13588 2001-01-07 Richard Henderson <rth@redhat.com>
13590 * collect2.c (COFF specific stuff): Revert 12-06 patch
13591 to prototype system functions.
13593 2001-01-07 Michael Hayes <mhayes@redhat.com>
13595 * hard-reg-set.h: Add multiple include guard.
13596 * basic-block.h (struct loop): Add `sink' field.
13597 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
13598 (emit_iv_add_mult): Delete.
13599 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
13600 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
13601 (unroll_loop): Remove end_insert_before argument.
13602 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
13603 (maybe_eliminate_biv_1): Likewise.
13604 (emit_iv_add_mult): Delete.
13605 (gen_add_mult, loop_regs_update): New.
13606 (loop_insn_emit_after, loop_insn_emit_before): New.
13607 (loop_insn_sink, loop_insn_sink_or_swim): New.
13608 (emit_iv_add_mult): Delete.
13609 (scan_loop): Set loop->sink.
13610 (loop_givs_reduce): Use loop_insn_sink and its ilk.
13611 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
13612 (maybe_eliminate_biv_1): Likewise.
13613 (maybe_eliminate_biv_1): Add basic block argument.
13614 * unroll.c (unroll_loop): Remove end_insert_before argument.
13615 (find_splittable_regs): Likewise.
13616 (find_splittable_regs): Use loop_insn_sink and its ilk.
13617 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
13619 2001-01-07 Michael Hayes <mhayes@redhat.com>
13621 * loop.h (loop_insn_hoist): New prototype.
13622 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
13623 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
13624 (check_dbra_loop, load_mems): Likewise.
13625 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
13626 (find_splittable_givs): Likewise.
13628 2001-01-07 Michael Hayes <mhayes@redhat.com>
13630 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
13632 2001-01-07 Richard Henderson <rth@redhat.com>
13634 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
13636 2001-01-07 Richard Henderson <rth@redhat.com>
13638 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
13639 NO_SHARED_LIBGCC_MULTILIB as required for the target.
13640 * gcc.c (init_spec): Massage the existing libgcc_spec into a
13641 variant that handles a shared libgcc.
13642 (process_command): Always validate -{static,shared}-libgcc.
13643 (do_spec_1): New 'M' case.
13644 * invoke.text (Link Options): Document -{static,shared}-libgcc.
13646 2001-01-07 Richard Henderson <rth@redhat.com>
13648 * Makefile.in (slibdir): New variable.
13649 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
13650 (installdirs): Create slibdir.
13651 (install-libgcc, install-multilib): Defer to libgcc.mk.
13652 * configure.in (slibdir): Substitute.
13653 * mklibgcc.in (install): New target.
13655 * config/t-linux (SHLIB_LINK): Create links for the soname.
13656 (SHLIB_INSTALL): New.
13657 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
13658 * config/mips/t-iris6 (SHLIB_INSTALL): New.
13659 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
13660 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
13661 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
13663 2001-01-07 Richard Henderson <rth@redhat.com>
13665 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
13666 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
13667 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
13669 2001-01-07 Michael Hayes <mhayes@redhat.com>
13671 * loop.c (count_loop_regs_set): Delete.
13672 (load_mems_and_recount_loop_regs_set): Delete.
13673 (loop_regs_scan): Merge common code from count_loop_regs_set,
13674 scan_loop, and load_mems_and_recount_loop_regs_set.
13675 (scan_loop): Call load_mems directly and loop_regs_scan
13676 again if new registers created.
13678 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13680 * toplev.c (main): Call the front-end specific post_options
13681 hook if one is given.
13682 * toplev.h (struct_lang_hooks, lang_hooks): New.
13683 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
13684 for the C front end.
13685 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
13686 lang_hooks for the C++ front end.
13687 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
13688 lang_hooks for the ObjC front end.
13689 * f/com.c (lang_hooks): Hooks for the Fortran front end.
13690 * java/lang.c (lang_hooks): Hooks for the Java front end.
13692 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13694 * c-lex.c (init_c_lex): Request #define / #undef callbacks
13695 for verbose DWARF[2] debugging.
13696 (cb_define, cb_undef): The new callbacks.
13697 * toplev.h (debug_define, debug_undef): Make const correct.
13698 * toplev.c (debug_define, debug_undef): Similarly. Do not
13699 perform the verbosity tests here anymore.
13701 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
13703 * reload.c (subst_reloads): Take INSN argument. When
13704 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
13705 * reload.h (subst_reloads): Adjust prototype.
13706 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
13707 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
13708 present in JUMP_INSNs and copy them to JUMP_LABEL.
13709 * flow.c (find_label_refs, find_basic_blocks_1): Skip
13710 JUMP_INSNs and insns with REG_LABELs that are followed by
13711 JUMP_INSNs with the same REG_LABEL.
13712 * sched-rgn.c (is_cfg_nonregular): Likewise.
13713 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
13715 * unroll.c (unroll_loop): Look for REG_LABEL notes in
13717 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
13719 2001-01-06 Richard Henderson <rth@redhat.com>
13721 * loop.c (scan_loop): Use xcalloc for the regs array.
13722 (load_mems_and_recount_loop_regs_set): Zero the new memory
13723 received from xrealloc.
13725 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13727 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13729 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13731 * integrate.c (copy_rtx_and_substitute): When copying
13732 an ignored return value, strip REG_FUNCTION_VALUE_P.
13734 2001-01-06 Michael Hayes <mhayes@redhat.com>
13736 * loop.c (debug_biv, debug_giv): New.
13737 (loop_biv_dump): Break out from ...
13738 (record_biv): ... here.
13739 (loop_giv_dump): Break out from ...
13740 (record_giv): ... here.
13741 (loop_bivs_check): Use print_simple_rtl.
13742 * unroll.c (loop_iterations): Use print_simple_rtl.
13744 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13746 * pa.md (return, return_internal): Modify patterns to prevent regrename
13747 mucking with the return pointer.
13749 2001-01-05 Richard Henderson <rth@redhat.com>
13751 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13753 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13755 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13756 version supplied by Matteo Frigo.
13758 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13760 * cpp.texi: Update for -MQ.
13761 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13762 (cpp_cleanup): Always free pfile->deps.
13763 (initialize_dependency_output): Don't create pfile->deps.
13764 (cpp_handle_option): Similarly.
13766 * gcc.c (cpp_options): Handle -MQ.
13767 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13768 * mkdeps.c (base_name): Remove.
13769 (deps_init): Don't allocate vector space until it's needed.
13770 (deps_free): Only free vectors if allocated.
13771 (deps_add_target, deps_add_dep): Update for initial allocation.
13772 (deps_add_default_target): Don't strip to the base_name.
13774 2001-01-05 DJ Delorie <dj@redhat.com>
13776 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13777 (INIT_EXPANDERS): Define.
13779 * config/v850/v850.c (struct machine_function): Define.
13780 (v850_save_machine_status): New function.
13781 (v850_restore_machine_status): New function.
13782 (v850_return_addr): New function.
13783 (v850_init_expanders): New function.
13785 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13786 and v850_init_expanders.
13788 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13790 * cpplib.h (struct cpp_reader): Add help_only field.
13791 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13792 (cpp_handle_option): Set pfile->help_only if we see -h,
13793 --help, -target-help, or --version. Print version string but
13794 do not set help_only if we see -v or -version. Make text
13795 printed by -v match that printed by (-)-version.
13797 * cppmain.c (main): Exit after option parsing if
13798 pfile->help_only is true.
13800 * toplev.c (independent_decode_option): Call print_version,
13801 then exit, if we see --version (but not -version).
13802 (print_version): Split lengthy message into two lines.
13804 2001-01-05 Nick Clifton <nickc@redhat.com>
13806 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13807 temporary string for initialisation before calling ggc_alloc_string.
13809 2001-01-06 Michael Hayes <mhayes@redhat.com>
13811 * rtl.h (print_simple_rtl): New.
13812 * print-rtl.c (print_simple_rtl): New.
13813 (flag_simple): New.
13814 (print_rtx): Disable printing of flags and modes, etc.,
13815 if `flag_simple` nonzero.
13817 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13819 * function.c (fixup_var_refs): Use push_to_full_sequence where
13822 2001-01-05 Michael Meissner <meissner@redhat.com>
13824 * flags.h (flag_reorder_blocks): Add declaration.
13825 (flag_rename_block): Ditto.
13827 2001-01-05 DJ Delorie <dj@redhat.com>
13829 * function.c (reorder_blocks): Make sure the flags are all reset
13830 before using them to mark blocks, else a second invocation will
13831 corrupt the block chain.
13832 (reorder_blocks_0): New, resets the flags.
13834 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13836 * cse.c (find_comparison_args): Stop if the argument is known to
13839 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13841 * config/sh/sh.md (movdf): When splitting load into pair of
13842 registers, don't clobber the register used in the address too
13845 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13847 * varasm.c (mark_constant_pool): Improve initial comments.
13848 (mark_constants): Move marking of constants to mark_constant.
13849 (mark_constant): New function to recursively mark all constants
13850 referred to by a constant.
13852 2001-01-05 Catherine Moore <clm@redhat.com>
13854 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13856 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13858 * cp/lang-options.h: Bring comment in line with reality.
13859 * f/lang-options.h: Likewise.
13860 * java/lang-options.h: Likewise.
13861 * objc/lang-options.h: Likewise.
13862 * ch/lang-options.h: Likewise.
13863 * f/g77.texi: And update the manual.
13865 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13866 Denis Chertykov <denisc@overta.ru>
13868 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13869 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13870 * config/avr/avr.md (all peepholes that request a scratch register):
13871 Call it, FAIL the peephole if not safe (in interrupt functions).
13873 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13875 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13877 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13879 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13881 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13882 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13883 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13884 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13885 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13887 * extend.texi: Document these builtins.
13889 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13891 * c-common.c (lang_get_alias_set): Say we know nothing of
13892 VECTOR_TYPE aliasing.
13894 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13896 2001-01-05 Bruce Korb <bkorb@gnu.org>
13898 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13899 their x* equivalent versions for atexit-less systems
13900 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13901 systems (or any other system any more).
13903 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13905 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13906 output operands. Use arm_hard_register_operand for operand 4.
13907 (stmsi_postinc): Similarly.
13908 (ldmsi): Use arm_hard_register_operand for opernand 2.
13909 (stmsi): Similarly.
13910 * arm.c (arm_hard_register_operand): New function.
13911 * arm-protos.h (arm_hard_register_operand): Prototype it.
13913 * arm.h (HARD_REGNO_RENAME_OK): Define.
13915 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13917 * simplify-rtx.c (cfc_args): add "unordered" field.
13918 (check_fold_consts): Set unordered field.
13919 (simplify_relational_operation): Simplify the unordered
13922 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13925 * emit-rtl.c (try_split): Fix code to mark labels.
13926 * jump.c (mark_jump_label): Make global.
13927 * rtl.h (mark_jump_label): Declare.
13929 * predict.c (estimate_probability): Handle unordred comparisons.
13931 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13933 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13934 * cppinit.c (initialize_dependency_output): Update.
13935 (cpp_finish): Output dummy targets for -MP.
13937 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13938 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13939 * gcc.c (cpp_options): Update to handle -MP.
13940 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13941 to quote only the default target.
13942 (deps_phony_targets): Insert a preceding newline. Rename from
13943 deps_dummy_targets for consistency.
13946 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13948 * calls.c (emit_library_call_value_1): Support
13949 INIT_CUMULATIVE_LIBCALL_ARGS.
13950 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13952 2001-01-04 Richard Henderson <rth@redhat.com>
13954 * c-decl.c (finish_struct): Detect flexible array members
13955 used in an inappropriate context.
13956 * c-typeck.c (really_start_incremental_init): Special case
13957 constructor_max_index for zero length arrays.
13958 (pop_init_level): Allow initialization of flexible array
13959 members. Deprecate initialization of zero length arrays.
13960 Don't issue missing initializer warning for flexible array
13961 members or zero length arrays.
13962 (process_init_element): Don't dereference null DECL_SIZE.
13963 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13964 Don't abort for empty constructors. Use size_binop
13965 (output_constructor): Add commentary regarding zero length
13966 array futures. Abort if we try to initialize an array of
13967 unspecified length with a non-empty constructor in the middle
13970 * extend.texi (Zero Length): Update and clarify documentation
13971 on static initialization.
13973 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13975 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13976 with more than 32767 words of local storage.
13978 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13980 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13981 for 'abs', 'labs', and 'fabs'.
13982 (c4x_expand_builtin): Likewise.
13983 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13985 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13987 * config/sh/sh.md (prget, prset): New insn types.
13988 (return delay slot): Dont' allow prset.
13989 (call, sfunc delay slot): Don't allow prget.
13990 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13991 for prset and prget.
13993 2001-01-05 Michael Hayes <mhayes@redhat.com>
13995 * loop.h (struct loop_reg): New.
13996 (struct loop_regs): Change to use array of `struct loop_reg'.
13997 * loop.c: Replace assortment of varrays with single regs array.
13998 (count_one_set): Delete may_not_move array argument
13999 and use regs array instead. All caller's changed.
14000 (count_loop_regs_set): Delete may_not_move and single_usage
14001 arguments and use regs array instead. All caller's changed.
14002 (find_single_use_in_loop): Replace usage array argument with pointer
14003 to regs structure. All caller's changed.
14004 (loop_optimize): Delete `moved_once' array.
14006 2001-01-05 Michael Hayes <mhayes@redhat.com>
14008 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
14009 Use it instead of loop_info->has_call for scanning loop mems.
14010 (check_dbra_loop): Replace loop_info->has_call test with
14011 loop_info->has_nonconst_call.
14013 2000-01-04 Matthew Hiller <hiller@redhat.com>
14015 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
14018 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
14020 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
14021 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
14023 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
14025 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
14026 (flag_short_double, flag_short_wchar): Define.
14027 (c_common_nodes_and_builtins): Create many tree nodes shared
14028 between C and C++ here instead of in cp/decl.c and ...
14029 * c-decl.c (init_decl_processing): ... here.
14030 (SIZE_TYPE, WCHAR_TYPE): Don't define.
14031 (flag_short_double, flag_short_wchar): Don't define.
14032 (record_builtin_type): New function.
14033 (build_void_list_node): New function.
14034 * c-common.h (flag_short_double, flag_short_wchar,
14035 record_builtin_type, build_void_list_node): Declare.
14037 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
14039 * integrate.c (expand_inline_function): Don't put a virtual
14040 register into the reg map.
14042 * function.c (fixup_var_refs_1): If force_operand didn't put
14043 the address into the target, move it there.
14045 2001-01-04 Mark Mitchell <mark@codesourcery.com>
14047 Special-case tree_decl/tree_list allocations.
14048 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
14049 (OBJECT_SIZE): New macro.
14050 (NUM_EXTRA_ORDER): Likewise.
14051 (extra_order_size_table): New variable.
14052 (NUM_ORDERS): New macro.
14053 (objects_per_page_table): New variable.
14054 (object_size_table): New variable.
14055 (G.pages): Use NUM_ORDERS to bound the array.
14056 (G.page_tails): Likewise.
14057 (DIV_ROUND_UP): Remove.
14058 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
14059 (alloc_page): Use OBJECT_SIZE.
14060 (size_lookup): Don't make it const.
14061 (ggc_alloc): Use OBJECT_SIZE.
14062 (ggc_set_mark): Likewise.
14063 (ggc_get_size): Likewise.
14064 (init_ggc): Set up the object_size_table, objects_per_page_table,
14065 and adjust size_lookup.
14066 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
14067 (ggc_pop_context): Use NUM_ORDERS.
14068 (clear_marks): Likewise.
14069 (sweep_pages): Likewise.
14070 (poison_pages): Likewise.
14071 (ggc_print_statistics): Use OBJECT_SIZE.
14073 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14075 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
14076 Only call array_size_for_constructor if last field and array type
14077 with no upper bound.
14079 2001-01-04 Philip Blundell <philb@gnu.org>
14081 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
14082 from bit 31 downwards, if this requires no more insns.
14083 (count_insns_for_constant): New helper function for above.
14085 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
14087 * gencodes.c (output_predicate_decls): Remove empty initializer.
14089 2001-01-04 Mark Mitchell <mark@codesourcery.com>
14091 * tree.c (copy_node): Remove documentation about obstacks.
14092 (buidl1): Check that nobody tries to build 2-argument nodes this
14095 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14097 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
14100 * gencodes.c (output_predicate_decls): Fill empty initializer
14103 2001-01-04 Jakub Jelinek <jakub@redhat.com>
14105 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
14106 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
14108 (do_include): Handle missing headers like cpp0.
14109 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
14110 paths with first include pathname. Don't strcat to uninitialized
14113 2001-01-04 Bernd Schmidt <bernds@redhat.com>
14115 * regrename.c (regrename_optimize): Don't rename from frame pointer
14116 if frame_pointer_needed.
14117 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
14118 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
14119 (ia64_reorg): Use it instead of scheduling if ! optimize.
14120 (errata_emit_nops): Properly call asm_noperands.
14121 (ia64_sched_reorder): Finish cycle if we see an asm.
14122 (ia64_variable_issue): Clear scheduling state after asms.
14124 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
14126 * cpp.texi: Update for -MT.
14127 * cppinit.c (initialize_dependency_output): Add a default
14128 target if none has been given already.
14129 (no_tgt, OPT_MT): New.
14130 (cpp_handle_option): Handle -MT. Update -M etc.
14131 * cpplib.h (struct cpp_options): Remove deps_target.
14132 * gcc.c (cpp_options): Handle -MT.
14133 * mkdeps.c (struct deps): Move from mkdeps.h.
14134 (deps_calc_target): Rename deps_add_default_target. Add a
14135 default target if none has been specified already.
14136 * mkdeps.h (struct deps): Move to mkdeps.c.
14137 (deps_calc_target): Rename deps_add_default_target.
14139 2000-01-03 Richard Henderson <rth@redhat.com>
14141 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
14143 * c-typeck.c (push_init_level): Move checks for flexible array
14144 members and zero length arrays ...
14145 (pop_init_level): ... here. Silently discard empty initializations.
14147 * varasm.c (output_constructor): Update for sizeof change to
14148 zero-length arrays.
14150 * extend.texi (Zero Length): Clarify semantics.
14152 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14154 * configure.in (tm.h): Include isns-codes.h last.
14155 * configure: Rebuilt.
14157 2001-01-03 Richard Henderson <rth@redhat.com>
14159 * config/alpha/alpha.md (addvsi3, addvdi3): New.
14160 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
14162 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14164 * tradcpp.c (main): Make sure finclude() is called with a valid
14165 indepth value while handling -include.
14167 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14169 * gencodes.c (output_predicate_decls): New function.
14171 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
14172 even if it is not the first time machmode.h is #included.
14173 * config/sh/sh.c (fpul_operand): Declare MODE argument.
14174 * tm.texi (PREDICATE_CODES): Document predicate declarations.
14175 * gcc.texi (Copyright): Added 2001.
14177 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14179 * c-common.c (c_common_lang_init): New function. Warn if format
14180 warning options which only have effects when used with -Wformat
14181 are used without -Wformat.
14182 * c-common.h (c_common_lang_init): Declare.
14183 * c-lang.c (lang_init): Call c_common_lang_init.
14184 * objc/objc-act.c (lang_init): Call c_common_lang_init.
14186 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14188 * configure.in: Check for the mktemp command.
14189 * configure: Regenerate.
14190 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
14191 $TEMP. Create temporary files with mktemp, if available at
14192 configure time; otherwise use set -C. Remove temporary files
14195 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14197 * configure.in: Require at least texinfo 4.0. Check for whether
14198 Pod::Man is sufficiently recent to regenerate GCC manpages.
14199 * configure: Regenerate.
14200 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
14202 (GENERATED_MANPAGES): Define.
14203 (generated-manpages): New target. Depend on cpp.1 as well as
14205 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
14206 configure to generated-manpages or empty) rather than on the
14207 manpages directly. Remove execute permission from installed
14208 gcov.1 as well as cpp.1.
14209 * cpp.1, gcov.1: Regenerate.
14211 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14213 * builtins.c (expand_builtin_strncmp): Use host_integerp and
14214 tree_low_cst. Allow using cmpstrsi in more cases.
14216 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14218 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
14221 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
14223 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
14224 * Makefile.in (HOST_CFLAGS): Mention build-make.
14226 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14228 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
14231 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14233 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
14236 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
14239 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
14240 reg_base_value and reg_known_value arrays.
14241 (init_alias_analysis): Add more cases to detect known values.
14242 * sched-deps.c (deps_may_trap_p): New function.
14243 (sched_analyze_2): Use it.
14245 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14247 * combine.c (simplify_shift_const): Even if we're sign-extracting,
14248 don't discard an ASHIFTRT if we're shifting in a wider mode.
14250 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
14252 * toplev.c (rest_of_compilation): Don't print basic block information
14253 when CFG isn't up to date.
14255 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
14257 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
14258 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
14259 (UNALIGNED_SHORT_ASM_OP): Define.
14260 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
14262 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14264 * fold-const.c (fold_convert): Fix typo.
14266 2001-01-02 Richard Henderson <rth@redhat.com>
14268 * c-common.h (ASM_INPUT_P): New.
14269 * c-parse.in (asm): Set it when needed.
14270 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
14271 existance of an operand.
14273 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
14275 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
14276 (dwarf2out_frame_debug_expr): Likewise.
14277 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
14279 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
14281 * i386.c (ix86_split_to_parts): Return number of part required;
14283 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
14285 (ix86_split_long_move): Use number of part returned
14286 by ix86_split_to_parts
14287 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
14289 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
14290 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
14291 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
14292 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
14293 (ALIGN_MODE_128): Add TFmode.
14294 (IS_STACK_MODE): Likewise.
14295 (HARD_REGNO_NREGS): TFmode needs 3 registers.
14296 (HARD_REGNO_OK): Support TFmodes.
14297 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
14298 * i386.md (scheduler definitions): Use memory operand to determine
14299 fst/fld instructions; use mode attribute to determine real mode of
14301 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
14302 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
14304 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14306 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
14308 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14310 * expr.c (store_constructor_field): Update ALIGN before calling
14313 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14315 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
14318 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14320 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
14323 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14325 * c-decl.c (start_function): Don't warn on third parameter to main.
14327 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14329 * tsystem.h: Define HAVE_DECL_GETOPT.
14331 2001-01-02 Philip Blundell <pb@futuretv.com>
14333 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
14336 2001-01-02 Richard Henderson <rth@redhat.com>
14338 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
14340 2001-01-02 Andreas Jaeger <aj@suse.de>
14342 * c-decl.c (c_decode_option): Remove support of
14343 -Wmissing-noreturn.
14345 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
14346 (W_options): Add -Wmissing-noreturn here.
14348 * flow.c: Define lang_missing_noreturn_ok_p.
14349 (check_function_return_warnings): Use it.
14351 * c-common.h: Declare lang_missing_noreturn_ok_p.
14353 * c-lang.c (c_missing_noreturn_ok_p): New function.
14354 (lang_init): Set lang_missing_noreturn_ok_p.
14356 * invoke.texi (Warning Options): Document this.
14358 2000-12-27 Phil Edwards <pme@sources.redhat.com>
14360 * extend.texi (C++ Extensions): New node for C++ attributes;
14361 describe init_priority and com_interface.
14362 * invoke.texi: Remove -finit-priority as it now has zero effect.
14363 * install.texi: Fix xref syntax.
14364 * md.texi: Likewise.
14366 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14368 * config.gcc (sparc64-wrs-vxworks*): New case.
14369 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
14371 * config/sparc/sparc.c (sparc_override_options): Do support different
14372 pointer and architecture size.
14373 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
14374 (POINTERS_EXTEND_UNSIGNED): Define.
14375 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
14376 (FUNCTION_MODE): Define to be Pmode.
14377 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
14379 * function.c (expand_function_end): Properly handle DECL_RESULT
14380 and copy when ptr_mode != Pmode.
14381 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
14383 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14385 * c-common.c (c_common_nodes_and_builtins): Set prototype
14386 parameters for __builtin_fputs, __builtin_fputc and
14387 __builtin_fwrite. Don't declare plain fputc as a builtin.
14389 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
14391 * loop.c (add_label_notes): Increment the label usage count when
14392 a note is added to an insn which refers to a CODE_LABEL.
14393 * gcse.c (add_label_notes): Likewise.
14395 2001-01-01 Andreas Jaeger <aj@suse.de>
14397 * loop.c (scan_loop): Use xmalloc to allocate movables.
14399 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14401 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
14402 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
14403 * reload1.c (REGISTER_MOVE_COST): Likewise.
14404 * regclass.c (REGISTER_MOVE_COST): Likewise.
14405 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
14406 dimension. Adjust all users.
14407 (init_reg_sets_1): Iterate on all modes.
14408 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
14409 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
14410 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
14411 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
14412 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
14413 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
14414 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
14415 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
14416 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
14417 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
14418 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
14419 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
14420 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
14421 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
14422 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
14423 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
14424 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
14425 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
14426 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
14427 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
14428 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
14429 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
14430 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
14431 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
14432 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
14433 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
14434 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
14436 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14438 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
14439 arg VARIES_P. Call it with extra arg.
14440 (true_dependence): Likewise.
14441 * rtl.h (rtx_addr_can_trap_p): Declare.
14442 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
14444 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
14445 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
14446 pic offset table register if it's zero. All callers changed.
14447 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
14449 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14451 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
14452 STRING_POOL_ADDRESS_P.
14454 * config/sparc/sparc.c (input_operand): Properly test for short op.
14456 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
14457 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
14458 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
14459 * config/sparc/elf.h: No longer include sol2.h.
14460 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
14461 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
14463 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
14465 2001-01-01 Michael Hayes <mhayes@redhat.com>
14467 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
14468 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
14469 (record_initial): Likewise.
14470 * unroll.c (copy_loop_body, loop_iterations): Likewise.
14471 (remap_split_bivs): Likewise.
14473 2001-01-01 Michael Hayes <mhayes@redhat.com>
14475 * loop.c (loop_ivs_free): New function.
14476 (strength_reduce): Break out from...
14478 2001-01-01 Michael Hayes <mhayes@redhat.com>
14480 * loop.h (struct iv): New.
14481 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
14482 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
14483 'reg_biv_class' fields with 'regs' and 'n_regs'.
14484 (struct ivs): Rename 'loop_iv_list' field to 'list'.
14485 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
14486 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
14488 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
14490 * resource.c (mark_referenced_resources): Abort() before
14491 attempting to mark a pseudo register.
14492 (mark_set_resources): Likewise.
14494 2001-01-01 Michael Hayes <mhayes@redhat.com>
14496 * loop.h (REG_IV_CLASS): New accessor macro.
14497 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
14498 * unroll.c (REG_IV_CLASS): Likewise.
14500 See ChangeLog.4 for earlier changes.