1 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
6 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8 * doc/tm.texi (FUNCTION_ARG): Document that the last call
11 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13 * tlink.c (recompile_files): Remove COMPILER_PATH and
14 LIBRARY_PATH from the environment.
16 2001-07-01 Zack Weinberg <zackw@stanford.edu>
18 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
19 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
21 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
23 * c-parse.in (OBJC_STRING): Kill.
24 (objc_string): Decompose to [objc_string] '@' STRING.
25 (reswords): Take the leading '@' off all the Objective C keywords.
26 (objc_rid_sans_at): Kill.
27 (init_reswords): Don't initialize it.
28 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
29 (_yylex): Kill reconsider label. Look ahead one token after
30 an '@'; if we get an identifier, check whether it's an
31 Objective C @-keyword. If so, return the keyword. Otherwise,
32 put back the token and return the '@' as a terminal.
34 * cpplib.c (lex_macro_node): Remove unnecessary check for
35 leading '@' on identifier. Clarify control flow and commentary.
37 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
39 * cse.c (new_label_ref): Variable deleted.
40 (insert): Remove set of new_label_ref.
41 (check_for_label_ref): New function.
42 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
44 2001-06-30 Zack Weinberg <zackw@stanford.edu>
46 * rtl.def (DEFINE_INSN, DEFINE_INSN_AND_SPLIT, DEFINE_PEEPHOLE):
47 Change output-template slot to format 'T'.
49 * read-rtl.c (read_escape): New function.
50 (read_quoted_string, read_braced_string): Use it.
51 (read_rtx): Set star_if_braced from the format string.
52 Use XTMPL where appropriate.
53 * genoutput.c (gen_insn, gen_peephole): Use XTMPL to get the
56 * rtl.c: Include errors.h for sake of rtl_check_failed* routines.
57 Document 'T' in rtx format strings.
58 * Makefile.in (rtl.o, $(HOST_PREFIX_1)rtl.o): Depend on errors.h.
59 * errors.c (internal_error): Add missing ": " at end of string.
61 * i860.md: Change triple backslashes to double backslashes at
62 ends of lines in output templates.
63 * ns32k.md: Remove stray backslash-newline in output template.
65 2001-06-29 Nick Clifton <nickc@cambridge.redhat.com>
67 * gcc.c (process_command): Append a DIR_SEPARATOR to a path
68 specified by the -B switch, if doing so would create a valid
70 * doc/invoke.texi: Document changed behaviour of -B.
72 2001-06-29 DJ Delorie <dj@redhat.com>
74 * simplify-rtx.c (simplify_subreg): When simplifying a CONCAT, at
75 least get rid of the CONCAT if we can't simplify further.
77 Fri Jun 29 12:27:24 2001 Jeffrey A Law (law@cygnus.com)
79 * doc/gcc.texi (Passes): Update due to recent -fdce -> -fssa-dce
80 changes. Fix documentation for SSA DCE pass.
82 * ssa-dce.c (ssa_eliminate_dead_code): Renamed from
84 * ssa.h (ssa_eliminate_dead_code): Corresponding changes.
85 * timevar.def (TV_SSA_DCE): Renamed from TV_DEAD_CODE_ELIM.
86 * toplev.c (DFI_ssa_dce): Renamed from DFI_dce.
87 (dump_file_info): Similar changes.
88 (flag_ssa_dce): Similarly
89 (f_options): Similar changes.
90 (rest_of_compilation): Corresponding changes.
91 * doc/invoke.texi: Update as option is now -fssa-dce instead
92 of -fdce. Update dump file name.
94 * ssa-dce.c (note_inherently_necessary_set): New function.
95 (find_inherently_necessary): Use it. Do not consider
96 NOTEs, CODE_LABELs or BARRIERS are necessary. Improve
97 handling of asms and unspecs.
98 (delete_insn_bb): Only delete INSNs, CALL_INSNs or JUMP_INSNs.
100 2001-06-29 Joseph S. Myers <jsm28@cam.ac.uk>
102 * target.h (struct gcc_target): Add comp_type_attributes and
103 set_default_type_attributes.
104 * target-def.h (TARGET_COMP_TYPE_ATTRIBUTES,
105 TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Define.
106 (TARGET_INITIALIZER): Update.
107 * doc/tm.texi (COMP_TYPE_ATTRIBUTES, TARGET_COMP_TYPE_ATTRIBUTES,
108 SET_DEFAULT_TYPE_ATTRIBUTES, TARGET_SET_DEFAULT_TYPE_ATTRIBUTES):
109 Update documentation of old target macros to describe new target
111 * tree.c (make_node): Use target.set_default_type_attributes.
112 (default_comp_type_attributes,
113 default_set_default_type_attributes): New functions.
114 * tree.h (default_comp_type_attributes,
115 default_set_default_type_attributes): Declare.
116 * c-typeck.c (COMP_TYPE_ATTRIBUTES): Don't define.
117 (comptypes): Use target.comp_type_attributes.
118 * config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h
119 (arc_comp_type_attributes, arc_set_default_type_attributes,
120 COMP_TYPE_ATTRIBUTES, SET_DEFAULT_TYPE_ATTRIBUTES): Remove
121 functions and macros with default behaviour.
122 * config/m32r/m32r-protos.h, config/m32r/m32r.c,
123 config/m32r/m32r.h (m32r_comp_type_attributes,
124 m32r_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
125 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
126 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
127 config/m68hc11/m68hc11.h (m68hc11_comp_type_attributes,
128 m68hc11_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
129 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
130 * config/ns32k/ns32k-protos.h, config/ns32k/ns32k.c,
131 config/ns32k/ns32k.h (ns32k_comp_type_attributes,
132 COMP_TYPE_ATTRIBUTES): Likewise.
133 * config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
134 config/rs6000/rs6000.h (rs6000_comp_type_attributes,
135 rs6000_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
136 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
137 * config/d30v/d30v.h (COMP_TYPE_ATTRIBUTES,
138 SET_DEFAULT_TYPE_ATTRIBUTES): Remove commented out macro
140 * config/i386/i386.h (SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
141 * config/ns32k/ns32k.h (SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
142 * config/arm/arm.c (arm_comp_type_attributes,
143 arm_set_default_type_attributes): Make static.
144 (TARGET_COMP_TYPE_ATTRIBUTES, TARGET_SET_DEFAULT_TYPE_ATTRIBUTES):
146 * config/arm/arm.h (COMP_TYPE_ATTRIBUTES,
147 SET_DEFAULT_TYPE_ATTRIBUTES): Don't define.
148 * config/arm/arm-protos.h (arm_comp_type_attributes,
149 arm_set_default_type_attributes): Don't declare.
150 * config/i386/i386.c (ix86_comp_type_attributes): Make static.
151 (TARGET_COMP_TYPE_ATTRIBUTES): Define.
152 * config/i386/i386.h (COMP_TYPE_ATTRIBUTES): Don't define.
153 * config/i386/i386-protos.h (ix86_comp_type_attributes): Don't
156 2001-06-28 Jan van Male <jan.vanmale@fenk.wau.nl>
158 * predict.c (dump_prediction): Eliminate fprintf warning.
160 2001-06-28 Diego Novillo <dnovillo@redhat.com>
162 * flow.c (dump_bb): Remove unused third argument to call
163 to fprintf when displaying the basic block header.
165 2001-06-28 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
166 Jeff Law <law@redhat.com>
168 * Makefile.in (OBJS): Add df.o
169 (df.o): Add dependencies.
170 * basic-block.h (flow_depth_first_order_compute): Declare.
171 * flow.c (flow_depth_first_order_compute): No longer declare.
173 * df.c, df.h: New files.
175 2001-06-28 Zack Weinberg <zackw@stanford.edu>
177 * config/i386/i386.md: Global update to use new string syntax
178 where it will improve readability. Warning fixes:
179 (*truncdfsf2_2): Abort if which_alternative is not 0 or 1.
180 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64,
181 *adddi_4_rex64, *adddi_5_rex64): Cast 1 to unsigned int.
183 * read-rtl.c: Syntactic sugar for C embedded in strings in
184 machine descriptions.
185 (read_string): Break inner loop into separate function. Takes
186 an int. Dispatch to read_quoted_string or read_braced_string
187 as appropriate. Automatically insert a leading star on braced
188 strings if STAR_IF_BRACED is true.
189 (read_quoted_string, read_braced_string): New functions.
190 * doc/rtl.texi, doc/md.texi: Document new syntax. Update
193 * rtl.c: Split RTL reader (read_rtx, read_skip_spaces,
194 traverse_md_constants, fatal_with_file_and_line,
195 fatal_expected_char, read_name, read_string, def_hash,
196 def_name_eq_p, read_constants, and related data) to its own
197 file. Weed out now-unnecessary #includes.
198 * read-rtl.c: New file.
199 * Makefile.in (HOST_RTL): Add read-rtl.o.
200 (read-rtl.o): New rule.
201 (rtl.o, $(HOST_PREFIX_1)rtl.o): Update dependencies.
202 * doc/gcc.texi (Passes): Talk briefly about the support
203 library used by genfoo.
204 * doc/rtl.texi (Reading RTL): read_rtx is not available in the
207 2001-06-28 Stan Shebs <shebs@apple.com>
209 * config/darwin.h (REGISTER_TARGET_PRAGMAS): Define.
210 * config/darwin-c.c: New file.
211 * config/darwin-protos.h: Declare new functions.
212 * config/rs6000/t-darwin (darwin-c.o): New rule.
213 * config.gcc (powerpc-*-darwin*): Define c_target_objs and
215 * doc/extend.texi (Pragmas): New section.
217 Thu Jun 28 20:13:11 CEST 2001 Jan Hubicka <jh@suse.cz>
219 * flow.c (try_merge_block): Rename to try_optimize_cfg;
220 do basic simplifications on the CFG.
221 (is_forwarder_block_p, can_fallthru, try_redirect_by_replacing_jump,
222 try_simplify_condjump): New.
223 (redirect_edge_and_branch): Try replace jump insn.
224 (flow_delete_insn): Handle deleting of ADDR_VEC insns.
226 * basic-block.h (FALLTHRU_EDGE, BRANCH_EDGE): New macros.
228 Thu Jun 28 11:19:42 2001 Jeffrey A Law (law@cygnus.com)
230 * ssa-dce.c (eliminate_dead_code): Properly handle control
231 dependencies implied by PHI nodes.
233 * ssa-dce.c (eliminate_dead_code): Remove fake edges from the
234 CFG after dead code elimination is complete.
236 2001-06-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
238 * gthr-posix.h [LIBOBJC]: Add weak definitions of
239 sched_get_priority_max, sched_get_priority_min.
241 2001-06-28 Gabriel Dos Reis <gdr@codesourcery.com>
243 * diagnostic.c (default_print_error_function): Tweak.
244 (report_error_function): Likewise.
245 * toplev.h (default_print_error_function): Move to...
246 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
247 * tree.h (print_error_function): Move to...
248 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
250 Thu Jun 28 06:16:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
252 * expr.c (expand_assignment): When have varying-length object,
254 (expand_expr, case ADDR_EXPR): Use SAVE_EXPR_RTL after putting
255 SAVE_EXPR stack in case we had a SUBREG.
257 Thu Jun 28 10:31:06 CEST 2001 Jan Hubicka <jh@suse.cz>
259 * i386.md (cmp?i): Simplify; refuse immediate operand
261 * i386.c (cmpsi_operand): Refuse constants.
263 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
265 * flow.c (block_label, redirect_edge_and_branch): Split out from ....
266 (split_edge) .... here;
268 2001-06-28 Neil Booth <neil@cat.daikokuya.demon.co.uk>
270 * i386/i386.c (ix86_valid_type_attribute_p): Give external
271 linkage, move declaration to...
272 * i386/i386-protos.h: ...here.
274 2001-06-27 H.J. Lu (hjl@gnu.org)
276 * build-make (CC): Removed.
277 (HOST_CC): Set to $(CC_FOR_BUILD).
278 (HOST_CFLAGS): Replace $(CFLAGS) with $(CFLAGS_FOR_BUILD).
279 Fix a typo in comments.
281 * configure.in: Set CFLAGS to $(CFLAGS_FOR_BUILD) when
282 generating auto-build.h for canadian cross compile. Set CC
283 to `"${CC_FOR_BUILD}"' instead of just `${CC_FOR_BUILD}'.
285 * configure: Regenerated.
287 2001-06-27 Jim Wilson <wilson@redhat.com>
289 * emit-rtl.c (gen_highpart): Call validize_mem.
291 2001-06-27 Bruce Korb <bkorb@gnu.org>
293 * fixinc/inclhack.def(hpux11_cpp_pow_inline): new, but real similar to
294 hpux10_cpp_pow_inline. Not similar enough.
295 (solaris_mutex_init): renamed. PTHREAD_*_INITIALIZER is a problem for
296 all Solaris versions. This fix patches MUTEX and COND initializers,
297 the RWLOCK one will wait for someone to complain. For now, anyway.
298 (uw7_byteorder_fix): It was looking for the byteorder.h file in the
301 2001-06-27 Stan Shebs <shebs@apple.com>
303 * objc/objc-act.c (handle_impent): Rewrite to be more portable
304 and to use ASM_DECLARE_CLASS_REFERENCE.
305 * config/darwin.h (ASM_DECLARE_CLASS_REFERENCE): Rename from
306 undocumented DECLARE_CLASS_REFERENCE, add file argument.
307 * doc/tm.texi (ASM_DECLARE_CLASS_REFERENCE): Document.
309 Wed Jun 27 18:01:09 2001 Jeffrey A Law (law@cygnus.com)
311 * simplify-rtx.c (simplify_rtx): Canonicalize commutative expressions
312 by putting complex operands first and constants second.
314 2001-06-27 Gabriel Dos Reis <gdr@codesourcery.com>
316 * diagnostic.h: Add documentation. Make macros polymorphic.
317 * diagnostic.c (ideal_line_wrap_cutoff): Remove
318 definition. Replace with diagnostic_line_cutoff.
319 (prefixing_policy): Remove. Replace with diagnostic_prefixing_rule.
321 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
323 * doc/c-tree.texi, doc/contrib.texi, doc/cpp.texi,
324 doc/cppinternals.texi, doc/extend.texi, doc/gcc.texi,
325 doc/gcov.texi, doc/install-old.texi, doc/install.texi,
326 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Replace
327 . at end of sentences preceded by a capital letter with @..
329 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
331 * doc/invoke.texi: Add description of max-gcse-passes param.
333 * gcse.c (gcse_main): Use MAX_GCSE_PASSES instead of MAX_PASSES.
334 (MAX_PASSES): Remove now unneeded macro.
336 * params.h (MAX_GCSE_PASSES): New macro, to get parameter value of
337 max-gcse-passes param.
339 * params.def (PARAM_MAX_GCSE_PASSES): New parameter, controlling
340 maximum number of GCSE passes to run. Defaults to 1 (which is what
341 MAX_PASSES in gcse.c used to be).
343 2001-06-27 Neil Booth <neil@cat.daikokuya.demon.co.uk>
345 * system.h (TARGET_ESC): Move to ...
346 * defaults.h (TARGET_ESC): ... here.
347 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
348 TARGET_VALID_TYPE_ATTRIBUTE): Default to a no-op handler.
349 * tree.c (default_valid_attribute_p): New.
350 (valid_machine_attribute): Handlers can not be NULL.
351 * tree.h (default_valid_attribute_p): New.
352 * doc/tm.texi: Document TARGET_ESC.
353 * cp/decl2.c (import_export_class): Update.
355 2001-06-26 Bruce Korb <bkorb@gnu.org>
357 * gcc/fixinc/fixincl.c(initialize): In very strict ANSI, you cannot
358 use preprocessing directives inside a string literal. Fixed.
360 2001-06-26 Jim Wilson <wilson@redhat.com>
362 * doc/tm.texi (MAX_LONG_DOUBLE_TYPE_SIZE, INTEL_EXTENDED_IEEE_FORMAT):
365 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
367 * doc/cpp.texi, doc/cppinternals.texi, doc/extend.texi,
368 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
369 doc/tm.texi: Use @: where necessary when a full stop does not end
372 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
374 * doc/gcc.texi, doc/install.texi, doc/invoke.texi: Remove trailing
377 2001-06-26 Joseph S. Myers <jsm28@cam.ac.uk>
379 * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi, doc/gcc.texi,
380 doc/install.texi, doc/invoke.texi, doc/objc.texi, doc/rtl.texi,
381 doc/tm.texi: Use two spaces after ends of sentences.
383 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
385 * toplev.c (display_help): Fix param thinko.
386 * Makefile.in: Fix params.h dependencies.
388 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
390 * toplev.c (decode_f_option): Adjust setting.
391 (toplev_main): Call diagnostic_initialize. Remove call to
392 reshape_diagnostic_buffer._
394 * diagnostic.h (struct output_buffer): Add new field format_decoder.
395 (diagnostic_format_decoder): New macro.
396 (diagnostic_prefixing_rule): Likewise.
397 (diagnostic_line_cutoff): Likewise.
398 (set_message_prefixing_rule): Remove.
400 * diagnostic.c (lang_printer): Remove.
401 (diagnostic_message_length_per_line): Likewise.
402 (current_prefixing_rule): Likewise.
403 (initialize_diagnostics): Rename to...
404 (diagnostic_initialize): ...this. Tweak.
405 (default_initialize_buffer): Remove.
406 (reshape_diagnostic_buffer): Likewise.
407 (init_output_buffer): Adjust prefixing rule setting.
408 (output_format): Use format_decoder from the output_buffer.
410 * c-lang.c (c_init): Adjust tree formatter setting.
412 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
414 * config/i386/sol2.h (CPP_SPEC): Pass -P for .S files.
416 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
418 * Makefile.in (TARGET_H, TARGET_DEF_H): New.
419 (c-decl.o, tree.o, c-typeck.o, $(out_object_file)): Update.
420 * c-decl.c (duplicate_decls): Use function pointer.
421 * c-typeck.c (common_type): Similarly.
422 * tree.c (valid_machine_attribute): Similarly.
423 (merge_machine_type_attributes): Rename merge_type_attributes.
424 (merge_machine_decl_attributes): Rename merge_decl_attributes.
425 (merge_dllimport_decl_attributes): New function.
426 * tree.h (merge_machine_type_attributes): Rename merge_type_attributes.
427 (merge_machine_decl_attributes): Rename merge_decl_attributes.
428 (merge_dllimport_decl_attributes): New prototype.
433 * doc/gcc.texi, doc/tm.texi: Update documentation.
435 cp: Make-lang.in: Update dependencies.
436 * spew.c: Include target.h.
437 (duplicate_decls): Call target function.
438 * decl2.c: include target.h
439 (import_export_class): Use existence of target function pointer.
440 * typeck.c: Include target.h.
441 (qualify_type_recursive): Rename variable. Call target function.
442 (type_after_usual_arithmetic_conversions): Similarly.
443 (common_type): Similarly.
445 config: * 1750a/1750a.c, a29k/29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
446 avr/avr.c, c4x/c4x.c, clipper/clipper.c, convex/convex.c,
447 d30v/d30v.c, dsp16xx/dsp16xx.c, elxsi/elxsi.c, fr30/fr30.c,
448 i370/i370.c, i386/i386.c, i860/i860.c, i960/i960.c, ia64/ia64.c,
449 m32r/m32r.c, m68hc11/m68hc11.c, m68k/m68k.c, m88k/m88k.c,
450 mips/mips.c, mn10200/mn10200.c, mn10300/mn10300.c, ns32k/ns32k.c,
451 pa/pa.c, pdp11/pdp11.c, pj/pj.c, romp/romp.c, rs6000/rs6000.c,
452 sh/sh.c, sparc/sparc.c, v850/v850.c, vax/vax.c, we32k/we32k.c)
453 : Include target.h and target-def.h. Define target.
455 * arc/arc-protos.h (arc_valid_machine_decl_attribute): Remove.
456 * arc/arc.c (arc_valid_machine_decl_attribute): Rename
457 arc_valid_decl_attribute, make static.
458 * arc/arc.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
459 * arm/arm-protos.h (arm_valid_machine_decl_attribute,
460 arm_valid_type_attribute_p, arm_pe_valid_machine_decl_attribute,
461 arm_pe_merge_machine_decl_attributes): Remove.
462 * arm/arm.c (arm_valid_machine_decl_attribute_p): Rename
463 arm_valid_decl_attribute_p, make static.
464 (arm_pe_valid_decl_attribute_p): Move from pe.c.
465 * arm/pe.c (arm_pe_valid_machine_decl_attribute_p): Move to arm.c.
466 (arm_pe_merge_machine_decl_attributes): Move to tree.c.
467 * arm/arm.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
468 * arm/coff.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
469 * arm/elf.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
470 * arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): New.
471 (VALID_MACHINE_TYPE_ATTRIBUTE, VALID_MACHINE_DECL_ATTRIBUTE): Remove.
472 * avr/avr-protos.h (valid_machine_type_attribute,
473 valid_machine_decl_attribute): Remove.
474 * avr/avr.c (valid_machine_type_attribute,
475 valid_machine_decl_attribute): Rename and make static.
476 * avr/avr.h (VALID_MACHINE_TYPE_ATTRIBUTE,
477 VALID_MACHINE_DECL_ATTRIBUTE): Remove.
478 * c4x/c4x-protos.h (c4x_valid_type_attribute_p): Remove.
479 * c4x/c4x.c (c4x_valid_type_attribute_p): Make static.
480 * c4x/c4x.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
481 * d30v/d30v.h: Remove obsolete comments.
482 * h8300/h8300-protos.h (h8300_valid_machine_decl_attribute): Remove.
483 * h8300/h8300.c (h8300_valid_machine_decl_attribute): Rename, make
485 * h8300/h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
486 * i386/cygwin.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
487 (i386_pe_merge_decl_attributes, MERGE_MACHINE_DECL_ATTRIBUTES,
488 i386_pe_valid_type_attributes_p): Remove.
489 * i386/i386-protos.h (ix86_valid_decl_attribute_p,
490 ix86_valid_type_attribute_p): Remove.
491 * i386/i386.c (ix86_valid_decl_attribute_p): Remove.
492 (ix86_valid_type_attribute_p): Make static.
493 * i386/i386.h (VALID_MACHINE_DECL_ATTRIBUTE,
494 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
495 * i386/winnt.c (i386_pe_merge_decl_attributes): Move to tree.c.
496 * ia64/ia64-protos.h (ia64_valid_type_attribute): Remove.
497 * ia64/ia64.c (ia64_valid_type_attribute): Make static.
498 * ia64/ia64.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
499 * m32r/m32r-protos.h (m32r_valid_machine_decl_attribute): Remove.
500 * m32r/m32r.c (m32r_valid_decl_attribute): Make static.
501 * m32r/m32r.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
502 * m68hc11/m68hc11-protos.h (m68hc11_valid_decl_attribute_p,
503 m68hc11_valid_type_attribute_p): Remove.
504 * m68hc11/m68hc11.c (m68hc11_valid_decl_attribute_p): Remove.
505 (m68hc11_valid_type_attribute_p): Make static.
506 * m68hc11/m68hc11.h (VALID_MACHINE_DECL_ATTRIBUTE,
507 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
508 * mcore/mcore-protos.h (mcore_valid_machine_decl_attribute,
509 mcore_merge_machine_decl_attribute): Remove.
510 * mcore/mcore.c (mcore_valid_machine_decl_attribute): Rename,
512 (mcore_merge_machine_decl_attributes): Move to tree.c.
513 * mcore/mcore.h (VALID_MACHINE_DECL_ATTRIBUTE,
514 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
515 (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
516 * ns32k/ns32k-protos.h (ns32k_valid_decl_attribute_p,
517 ns32k_valid_type_attribute_p): Remove.
518 * ns32k/ns32k.c (ns32k_valid_decl_attribute_p): Remove.
519 (ns32k_valid_type_attribute_p): Make static.
520 * ns32k/ns32k.h (VALID_MACHINE_DECL_ATTRIBUTE,
521 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
522 * rs6000/rs6000-protos.h (rs6000_valid_decl_attribute_p,
523 rs6000_valid_type_attribute_p): Remove.
524 * rs6000/rs6000.c (rs6000_valid_decl_attribute_p): Remove.
525 (rs6000_valid_type_attribute_p): Make static.
526 * rs6000/rs6000.h (VALID_MACHINE_DECL_ATTRIBUTE,
527 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
528 * sh/sh-protos.h (sh_valid_machine_decl_attribute): Remove.
529 * sh/sh.c (sh_valid_machine_decl_attribute): Rename, make static.
530 * sh/sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
531 * v850/v850-protos.h (v850_valid_machine_decl_attribute): Remove.
532 * v850/v850.c (v850_valid_machine_decl_attribute): Rename, make static.
533 * v850/v850.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
535 2001-06-26 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
537 * glimits.h (USHRT_MAX): Use unsigned suffix if int can not hold
540 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
542 * diagnostic.h (struct diagnostic_context): Add new field.
543 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
545 (global_dc): Declare.
546 * diagnostic.c (global_diagnostic_context): New variable.
547 (global_output_buffer): Remove.
549 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
551 (initialize_diagnostics): Adjust initialization.
552 (set_diagnostic_context): Adjust setting.
554 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
556 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
557 UNALIGNED_SHORT_ASM_OP): Define.
558 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
559 UNALIGNED_SHORT_ASM_OP): Undef.
561 Tue Jun 26 12:40:12 CEST 2001 Jan Hubicka <jh@suse.cz>
563 * i386.md (float_truncate splitter, and to mov splitters): Add
564 reload_completed; fix operand predicate.
566 * haifa-sched.c (sched_init): Do not split insns.
567 * toplev.c (rest_of_compilation): Call split_all_insns before
568 sched1 pass; simplify condition of post-reload splitter;
569 call split_all_insn before sched2 pass.
571 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
573 * diagnostic.h (diagnostic_prefixing_rule_t): New enum type.
574 (set_message_prefixing_rule): Adjust prototype.
575 * diagnostic.c (current_prefixing_rule): Adjust type.
577 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
579 * defaults.h: Default escape sequences to ASCII.
580 * config/i370/i370.h: Adjust for ASCII default.
581 * config/1750a/1750a.h: Remove escape sequence definitions.
582 * config/a29k/a29k.h: Similarly.
583 * config/alpha/alpha.h: Similarly.
584 * config/arc/arc.h: Similarly.
585 * config/arm/arm.h: Similarly.
586 * config/avr/avr.h: Similarly.
587 * config/c4x/c4x.h: Similarly.
588 * config/clipper/clipper.h: Similarly.
589 * config/convex/convex.h: Similarly.
590 * config/d30v/d30v.h: Similarly.
591 * config/dsp16xx/dsp16xx.h: Similarly.
592 * config/elxsi/elxsi.h: Similarly.
593 * config/fr30/fr30.h: Similarly.
594 * config/h8300/h8300.h: Similarly.
595 * config/i386/i386.h: Similarly.
596 * config/i860/i860.h: Similarly.
597 * config/i960/i960.h: Similarly.
598 * config/ia64/ia64.h: Similarly.
599 * config/m32r/m32r.h: Similarly.
600 * config/m68hc11/m68hc11.h: Similarly.
601 * config/m68k/m68k.h: Similarly.
602 * config/m88k/m88k.h: Similarly.
603 * config/mcore/mcore.h: Similarly.
604 * config/mips/mips.h: Similarly.
605 * config/mn10200/mn10200.h: Similarly.
606 * config/mn10300/mn10300.h: Similarly.
607 * config/ns32k/ns32k.h: Similarly.
608 * config/pa/pa.h: Similarly.
609 * config/pdp11/pdp11.h: Similarly.
610 * config/pj/pj.h: Similarly.
611 * config/romp/romp.h: Similarly.
612 * config/rs6000/rs6000.h: Similarly.
613 * config/sh/sh.h: Similarly.
614 * config/sparc/sparc.h: Similarly.
615 * config/v850/v850.h: Similarly.
616 * config/vax/vax.h: Similarly.
617 * config/we32k/we32k.h: Similarly.
618 * doc/tm.texi: Update documentation.
620 2001-06-26 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
622 * diagnostic.c (digit_buffer): Remove as global. Move to...
623 * diagnostic.h (struct output_buffer): ... here.
624 * diagnostic.c (output_formatted_integer): Adjust use of digit_buffer.
626 2001-06-25 Steve Ellcey <sje@cup.hp.com>
628 * config.gcc (ia64*-*-hpux*): Add ia64/hpux_longdouble.h to tm_file.
629 Define tmake_file to include ia64/t-hpux.
630 * real.c (INTEL_EXTENDED_IEEE_FORMAT): Test for value instead of
631 testing to see if it is defined.
632 * real.h (INTEL_EXTENDED_IEEE_FORMAT): Likewise. Default to 0 if
634 * config/ia64/hpux_longdouble.h: New.
635 * config/ia64/ia64.c (hfa_element_mode): Add comment about incorrect
636 handling of long doubles.
637 (ia64_function_arg, ia64_function_value): Add checks for TFmode
638 and INTEL_EXTENDED_IEEE_FORMAT.
639 * config/ia64/ia64.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
640 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, LIBCALL_VALUE): Add checks for
641 TFmode and INTEL_EXTENDED_IEEE_FORMAT.
642 * config/ia64/ia64.md (all TFmode patterns): Test
643 INTEL_EXTENDED_IEEE_FORMAT in condition.
644 (floatdidf2, floatdisf2): New, for !INTEL_EXTENDED_IEEE_FORMAT.
645 * config/ia64/quadlib.c: New.
646 * config/ia64/t-hpux: New.
647 * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
649 2001-06-25 Jim Wilson <wilson@redhat.com>
651 * config/i960/t-960bare (i960-c.o): Add missing header dependencies.
652 * config/i960/t-vxworks960: Likewise.
654 2001-06-25 Dale Johannesen <dalej@apple.com>
656 * bitmap.c (bitmap_last_bit_set): Fix a non-c89 usage (null actual
659 Mon Jun 25 11:10:51 CEST 2001 Jan Hubicka <jh@suse.cz>
661 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Fix constraints.
663 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
665 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
666 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
667 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
668 the use of "GCC" and related terms.
669 * doc/gcc.1, doc/gcov.1: Regenerate.
671 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
673 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
674 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
677 Sun Jun 24 21:21:49 CEST 2001 Jan Hubicka <jh@suse.cz>
679 * (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
681 2001-06-24 Richard Henderson <rth@redhat.com>
683 * builtins.c (expand_builtin_expect_jump): Disable if the
684 expression can't be re-evaluated.
686 2001-06-24 Nick Clifton <nickc@cambridge.redhat.com>
688 * config/arm/arm.c (arm_compute_save_reg_mask): For FIQ interrupt
689 handlers examine register r0-r7, for other interrupt handlers
690 examine r0-r12. If the interrupt handler is not a leaf function
691 save all call clobbered registers.
692 (arm_output_epilogue): If the prologue has pushed the IP register,
694 (Arm_expand_prologue): For interrupt functions that need the frame
695 pointer, push the IP register before it is corrupted.
697 * config/arm/arm.h (ARM_SIGN_EXTEND): Fix compile time warnings
698 about the use of signed and unsigned quantities in a conditional.
700 2001-06-23 Richard Henderson <rth@redhat.com>
702 * config/alpha/crtfastmath.c: New file.
703 * config/alpha/t-crtfm: New file.
704 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
705 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
706 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
707 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
708 do not set extra_parts here.
710 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
712 * doc/install-old.texi: Remove more documentation of configure
714 * doc/install.texi: Add it here.
716 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
718 * i386-protos.h (emit_i387_cw_initialization): Declare.
719 * i386.md (movsi_insv_1): Remove '*'.
720 (fix_trunc?f?i2): Revamp to use control word parameters.
721 (fix_trunc?i_1): Likewise; update splitters.
722 (fix splitter): Remove.
723 * i386.c (MAX_386_STACK_LOCALS): set to 3.
724 (emit_i387_cw_initialization): New function.
725 (output_fix_trunc): Do not initialize control word;
726 kill dead code; simplify.
728 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
730 * cppmacro.c (make_string_token): Avoid warning.
731 (cpp_macro_definition): Prepend the macro name. Update
733 * cppmain.c (cb_define, dump_macro): Update for changes
734 to cpp_macro_definition.
736 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
738 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
740 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
742 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
743 try_pre_increment_1): compute REG_FREQ using bb->frequency.
745 * regclass.c (loop_cost): Kill.
746 (frequency): New global variable.
747 (record_operand_costs): Replace loop_cost by frequency.
748 (scan_one_insn): Likewise.
749 (regclass): Likewise; set frequency according to bb->frequency.
751 * flow.c (split_edge): Set frequency.
753 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
755 * predict.c (block_info_def): Add nvisited.
756 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
759 * flow.c (dump_edge_info): Dump the probability of edge.
760 (combine_predictions_for_insn): Dump the basic block.
762 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
764 * doc/gcc.texi: Update documentation of source files of C
767 2001-06-22 Richard Henderson <rth@redhat.com>
769 * doc/invoke.texi (-funsafe-math-optimizations): Document its
770 possible effects at link time.
772 2001-06-22 Diego Novillo <dnovillo@redhat.com>
774 * basic-block.h (dump_edge_info): Declare.
775 (clear_edges): Declare.
776 (mark_critical_edges): Declare.
777 * flow.c (dump_edge_info): Remove static declaration.
778 (clear_edges): Ditto.
779 (mark_critical_edges): Ditto.
780 (free_basic_block_vars): Only clear edges and free basic block
781 array if basic_block_info is not NULL.
782 * ssa.c (compute_dominance_frontiers): Remove static declaration.
783 * ssa.h (compute_dominance_frontiers): Declare.
785 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
787 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
788 instead of const1_rtx for true case.
790 2001-06-22 David Mosberger <davidm@hpl.hp.com>
792 * config/ia64/crtfastmath.c: New file.
793 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
794 * config/ia64/linux.h (ENDFILE_SPEC): New.
796 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
798 * config/h8300/h8300.c (asm_file_start): Remove reference to
801 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
803 * c-common.c (verify_tree): Check for x being NULL.
804 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
808 2001-06-22 DJ Delorie <dj@redhat.com>
810 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
811 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
812 (arm_return_addr): Use get_hard_reg_initial_val et al.
813 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
814 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
815 (d30v_return_addr): Use get_hard_reg_initial_val et al.
816 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
817 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
819 (rs6000_mark_machine_status): Remove.
820 (rs6000_return_addr): Use get_hard_reg_initial_val.
821 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
822 * config/v850/v850.h (INIT_EXPANDERS): Delete.
823 * config/v850/v850.c (struct machine_function): Delete.
824 (v850_init_machine_status): Delete.
825 (v850_mark_machine_status): Delete.
826 (v850_free_machine_status): Delete.
827 (v850_return_addr): Use get_hard_reg_initial_val.
828 (v850_init_expanders): Delete.
830 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
832 * predict.c (estimate_bb_frequencies): Do not handle conditional
833 jumps jumping to fallthru basic block as conditional jumps.
835 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
837 * regs.h (struct reg_info_def): Add freq field.
838 (REG_N_REFS): Update comment.
840 * regclass.c (scan_one_insn): Update REG_FREQ.
841 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
842 (attempt_auto_inc): Likewise.
843 (mark_used_reg): Likewise.
844 (try_pre_increment_1): Likewise.
845 * local-alloc.c (struct qty): Add freq field.
846 (alloc_qty): Set freq.
847 (update_equiv_regs): Set REG_FREQ.
848 (QTY_CMP_PRI): Use freq.
849 (combine_regs): Update qty->freq.
850 * global.c (struct allocno): Update comment for n_refs;
852 (local_reg_freq): New array.
853 (global_alloc): Update freq field;
854 allocate and initialize local_reg_freq.
855 (allocno_compare): Use freq field.
856 (find_reg): Likewise.
857 * reload1.c (count_pseudo): Use freq isntead of n_refs.
858 (count_spilled_pseudo): Likewise.
860 * tm.texi (GCOV_TYPE_SIZE): Document.
861 * basic-block.h (gcov_type): Define.
862 (struct edge_def): Use gcov_type for count field.
863 (struct basic_block_def): Likewise.
864 * defaults.h (GCOV_TYPE_SIZE): Define.
865 * final.c (end_final): Use GCOV_TYPE_SIZE.
866 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
867 using HOST_WIDEST_INT_PRINT_DEC.
868 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
869 __write_gcov_type): New.
870 (store_long): Remove.
871 * gcov.c (gcov_type): Set default.
872 (struct adj_list): Use gcov_type for arc_count.
873 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
874 (create_program_flow_graph): Read arc_count properly.
875 (solve_program_flow_graph): 'total' is gcov_type.
876 (output_data): Line_counts is gcov_type, print it properly.
877 * libgcc2.c (struct bb): Counts is gcov_type.
878 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
879 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
880 (GCOV_TYPE_SIZE): Define.
881 (struct bb_info): succ_count and pred_count is gcov_type.
882 (compute_branch_probabilities): Use __read_gcov_type,
883 print read edges to the dump file.
884 (total): Is gcov_type.
885 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
887 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
889 * optabs.c (emit_libcall_block): When using non-call exceptions,
890 don't mark libcalls never throwing.
892 2001-06-21 Stan Shebs <shebs@apple.com>
894 * objc/objc-act.c (hash_init): Use xcalloc.
896 2001-06-21 Richard Henderson <rth@redhat.com>
898 * flow.c (entry_exit_blocks): Initialize frequency.
899 (split_block): Copy it.
900 (dump_flow_info): Dump it.
902 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
904 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
905 from machine-depedent_reorg for purposes of alignment supression
906 when no delay slot insn has been added.
908 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
910 * cppmacro.c (make_string_token): Null terminate.
912 2001-06-21 DJ Delorie <dj@redhat.com>
914 * config/alpha/alpha.h (struct machine_function): Remove.
915 * config/alpha/alpha.c (integrate.h): Include.
916 (override_options): Don't set up machine_status hooks.
917 (alpha_init_machine_status): Remove.
918 (alpha_mark_machine_status): Remove.
919 (alpha_free_machine_status): Remove.
920 (alpha_return_addr): Use get_hard_reg_initial_val.
921 (alpha_gp_save_rtx): Likewise.
922 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
924 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
926 * config/sh/sh.md (interrupt_function): Use
927 current_function_interrupt.
928 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
929 an interrupt function.
931 * config/sh/sh.h (current_function_interrupt): Define extern.
933 * config/sh/sh.c (current_function_interrupt): New global.
934 (sh_expand_prologue): Set current_function_interrupt.
936 2001-06-21 Phil Edwards <pme@sources.redhat.com>
938 * doc/install.texi: Add 'c' to list of --enable-languages choices.
940 2001-06-21 DJ Delorie <dj@redhat.com>
942 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
944 * integrate.c (ggc.h): Include.
945 (initial_value_pair, initial_value_struct,
946 setup_initial_hard_reg_value_integration): Add prototypes.
947 (expand_inline_function): Call
948 setup_initial_hard_reg_value_integration.
949 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
950 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
951 to keep track of values present at the start of a function.
952 (mark_hard_reg_initial_vals): New, for gc.
953 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
954 mappings for initial values.
955 (emit_initial_value_sets): New. Emits code to set initial value
957 * integrate.h: Add prototypes for new functions.
958 * function.h (struct function): Add hard_reg_initial_vals field.
959 * function.c (integrate.h): Include.
960 (mark_function_status): Call
961 mark_hard_reg_initial_vals.
962 * toplev.c (integrate.h): Include.
963 (rest_of_compilation): Call emit_initial_value_sets.
965 2001-06-21 Stan Shebs <shebs@apple.com>
967 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
968 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
969 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
970 everywhere instead of "Objective C".
972 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
974 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
975 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
976 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
977 "back end" as nouns and "front-end" and "back-end" as adjectives.
979 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
981 * predict.c (estimate_probability): Fix loop bounds.
983 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
985 * toplev.c (rest_of_compilation): Run mark_constant_function
988 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
990 * predict.c (estimate_loops_at_level, propagate_freq
991 estimate_bb_frequencies, count_to_freqs): New functions.
992 (estimate_probability): Call estimate_bb_frequencies.
993 * basic-block.h (basic_block_def): Add field "freq".
994 (BB_FREQ_MAX): New constant.
996 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
998 * sh.c (barrier_align): Don't ask for alignment when seeing a
999 branch-around-a-jump from machine_dependent_reorg.
1001 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
1003 * ssa.c (rename_block): Update parameter to remove_phi_alternative
1004 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
1005 re-running life analysis.
1007 2001-06-20 Stan Shebs <shebs@apple.com>
1009 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
1010 also use memset to clear the hash tables.
1011 (hash_enter): Assume xmalloc always succeeds.
1012 (hash_add_attr): Ditto.
1013 (continue_class): Ditto.
1015 2001-06-20 Michael Meissner <meissner@redhat.com>
1017 * builtins.c (predict.h): Include.
1018 (expand_builtin_expect): Update comment.
1019 (expand_builtin_expect_jump): New function to expand
1020 __builtin_expect inside of a conditional jump expansion.
1022 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
1023 __builtin_expect (<test>, 1).
1025 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
1027 * rtl.h (expand_builtin_expect_jump): Add prototype.
1029 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
1031 * doc/rtl.texi (Machine Modes): Correct description of
1032 floating-point modes on machines with non-8-bit bytes.
1034 2001-06-19 Bernd Schmidt <bernds@redhat.com>
1036 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
1037 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
1040 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
1042 * ssa.c (remove_phi_alternative): Remove declaration. No longer
1043 static. Second argument is a pointer to a basic block structure,
1044 not a basic block index.
1045 (convert_to_ssa): Do not remove dead code.
1046 (convert_from_ssa): Do not remove dead code to create death notes.
1047 * ssa.h (remove_phi_alternative): Declare.
1049 * flow.c (delete_unreachable_blocks): Fix patch error in
1050 previous change (call to find_unreachable_blocks was lost).
1052 * ssa.c (ssa_uses): Remove definition.
1053 (apply_delayed_renames): Don't grow ssa_uses.
1054 (rename_block): Remove comment related to ssa_uses.
1055 (rename_registers): Do not initialize ssa_uses.
1056 (convert_from_ssa): Do not free ssa_uses.
1058 * ssa-dce.c: Renamed from dce.c.
1059 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
1060 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
1063 2001-06-19 Eric Christopher <echristo@redhat.com>
1065 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
1066 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
1067 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
1069 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
1071 * sh.c (output_branch): Delete bogus code.
1073 * sh.c (initial_elimination_offset):
1074 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
1076 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
1078 * flow.c (find_unreachable_blocks): New function.
1079 (delete_unreachable_blocks): Use find_unreachable_blocks.
1080 * basic-block.h (find_unreachable_blocks): Declare.
1082 * dce.c (eliminate_dead_code): Fix formatting glitch.
1084 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
1086 * c-common.h (RETURN_NULLIFIED_P): New macro.
1087 * c-semantics.c (genrtl_return_stmt): Check it.
1089 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
1090 (emit_block_move): Likewise.
1092 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
1094 * unroll.c: Include predict.h.
1095 (unroll_loop): Drop prediction notes on preconditioning.
1096 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
1097 New; add comments on the others.
1098 * Makefile.in: (unroll.o): Add dependancy on predict.h.
1099 * loop.c (strength_reduce): Fix branch prediction.
1101 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1103 * stmt.c (emit_case_nodes): Optimize test whether index is in given
1106 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1108 * predict.c (estimate_probability): Do not bail out early
1109 when note is present.
1110 (combine_predictions_for_insn): Fix note removal code.
1112 2001-06-18 Ben Elliston <bje@redhat.com>
1114 * except.c (resolve_fixup_regions): Initialise "cleanup".
1116 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
1118 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
1120 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1122 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
1123 use put_var_into_stack.
1125 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1127 * gccspec.c (lang_specific_driver): If compiling ObjC, add
1128 -shared-libgcc when necessary.
1129 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
1131 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
1133 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
1134 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
1135 bitmap_last_set_bit. All for compatibility with sbitmap's.
1137 *bitmap.c (bitmap_zero): New function.
1138 (bitmap_union_of_diffs): New function.
1139 (bitmap_first_set_bit): New function.
1140 (bitmap_last_set_bit): New function.
1142 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
1144 * cpp.texi, invoke.texi: Update.
1145 * cpp.1, gcc.1: Regenerate.
1147 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
1149 * i386.md (minsf): Fix splitter. (PR fortran/3191)
1151 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
1153 * doc/cpp.texi: Update.
1154 * doc/cpp.1: Regenerate.
1156 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
1158 * doc/install.texi: Use correct markup hints.
1160 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1162 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
1164 * explow.c (expr_size): If DECL and size specified, use it.
1166 2001-06-15 Zack Weinberg <zackw@stanford.edu>
1168 * doc/cpp.texi: Formatting corrections.
1169 Correct buggy example of use of __GNUC__ etc.
1170 Clarify $ in identifiers.
1171 * doc/cpp.1: Regenerate.
1173 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
1175 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
1177 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1179 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
1181 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
1182 Added Tru64 UNIX V5.1 bootstrap hints.
1183 (Specific, alpha*-*-osf*): Removed old section, obsolete.
1185 2001-06-15 Andreas Jaeger <aj@suse.de>
1187 * doc/install.texi (Specific): Mention that glibc cannot be
1188 compiled with GCC 3.0.
1190 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
1192 * combine.c (nonzero_bits): Don't optimize away division by
1195 2001-06-15 Zack Weinberg <zackw@stanford.edu>
1197 * doc/cpp.texi: Revised and brought up to date.
1198 * doc/cpp.1: Regenerate.
1200 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
1202 * doc/install.texi: Update --enable-threads to match reality.
1204 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1206 * doc/install.texi: Update for C4x.
1207 * README.C4X: Remove.
1209 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1211 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1212 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1213 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
1214 Consistently use "built-in" and "bit-field". Minor logical markup
1216 * doc/gcc.1: Regenerate.
1218 2001-06-14 Richard Henderson <rth@redhat.com>
1220 * config/mips/mips.md (exception_receiver): New.
1222 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
1224 * doc/gcc.texi: Update passes documentation to be more in tune
1227 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
1229 * i386.c (ix86_expand_prologue): Fix merging conflict.
1231 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1233 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1234 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
1235 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
1236 logical markup. Use TeX quotes and dashes. Use @dots{} and
1237 @minus{}. Avoid spaces inside @var. Update last modification
1239 * doc/gcc.1, doc/gcov.1: Regenerate.
1241 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
1243 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
1244 x86_epilogue_using_move): New global variables.
1245 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
1246 (ix86_emit_save_regs_using_mov): New static function.
1247 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
1248 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
1249 MASK_MIX_SSE_I387): Renumber.
1250 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
1251 (x86_accumulate_outgoing_args, x86_prologue_using_move,
1252 x86_epilogue_using_move): Declare.
1253 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
1255 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
1257 * inclhack.def (hpux10_cpp_pow_inline): New hack.
1259 2001-06-13 Richard Henderson <rth@redhat.com>
1261 * ifcvt.c (dead_or_predicable): Fix return value last patch.
1263 2001-06-13 Mark Mitchell <mark@codesourcery.com>
1267 2001-06-13 Richard Henderson <rth@redhat.com>
1269 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
1270 (cond_exec_process_if_block, dead_or_predicable): Likewise.
1272 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1274 * mips-tfile.c (copy_object): Always pass indexNil for symbol
1277 2001-06-13 Kazu Hirata <kazu@hxi.com>
1279 * config/h8300/h8300.h (OK_FOR_T): Remove.
1280 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
1281 * config/h8300/h8300.md: Remove alternatives involving inc and dec
1282 in the helper patterns for addhi3 and addsi3.
1284 2001-06-13 Phil Edwards <pme@sources.redhat.com>
1286 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
1288 2001-06-13 Zack Weinberg <zackw@stanford.edu>
1290 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
1291 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
1293 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
1294 config/alpha/t-osf4, config/mips/t-iris6: Extract all
1295 references to @shlib_map_file@, @shlib_objs@, or
1296 @shlib_base_name@ to Makefile variables.
1297 Bump soname version of libgcc to 1.
1299 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1301 * doc/install.texi: Use more logical markup. Include @node
1302 commands in the source when generating any non-HTML.
1304 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1306 * README: Remove. Some of the contents moved to ../README.
1308 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1310 * doc/install.texi (--enable-shared): List package names
1313 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1315 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
1316 (*-*-solaris*): Document problem in /bin/sh that affects
1317 configuring libraries.
1318 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
1319 (*-sun-solaris2.8): Document linker problem that explains why
1320 libjava is disabled by default.
1322 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1325 * toplev.c (rest_of_compilation): Remove dead code before
1328 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1331 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1332 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1333 * configure: Rebuilt.
1335 2001-06-12 Jim Wilson <wilson@redhat.com>
1337 * loop.c (strength_reduce): Move bl->all_reduced set before
1338 check_ext_dependant_givs call.
1339 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
1341 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1343 * doc/extend.texi (Function Attributes): Document SH's sp_switch
1346 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1348 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
1351 2001-06-12 Richard Henderson <rth@redhat.com>
1353 * config/i386/i386.c (ix86_expand_prologue): Always use
1354 gen_pro_epilogue_adjust_stack; update arguments.
1355 (ix86_expand_epilogue): Likewise.
1356 (ix86_emit_epilogue_esp_adjustment): Remove.
1357 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
1358 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
1359 clobber of scratch memory instead of a modification of EBP as the
1360 barrier. Update all peepholes to match.
1362 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1364 * doc/gcc.texi: Change the font used for @def... commands to a
1366 * doc/extend.texi: Use more logical markup. Use "built-in"
1367 instead of "builtin". Use @deftypefn to mark up built-in
1368 functions; specify their types in the @deftypefn and not in the
1369 descriptive text. Use TeX quotes and dashes. Add more index
1372 2001-06-12 lars brinkhoff <lars@nocrew.org>
1374 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
1375 (DIR_SEPARATOR_2): Likewise.
1377 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1379 * doc/install.texi (--exec-prefix, --bindir, --libdir,
1380 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
1382 (--enable-cpp): Change to document --disable-cpp instead; update
1383 to reflect current default.
1384 (--without-fast-fixincludes): Remove documentation.
1385 (Final install): Document installation directories in more
1386 detail. Document use of make dvi.
1388 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1390 * recog.c (validate_replace_rtx_1): Fix previous patch.
1392 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1394 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
1396 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1398 * simplify-rtx.c (simplify_subreg): Allow volatile memory
1399 to be subregged in case we don't have move instruction.
1401 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1403 * loop.c: Include predict.h
1404 (strength_reduce): Drop branch prediction note in case
1405 number of iterations is known.
1406 * predict.def (PRED_LOOP_ITERATIONS): new.
1407 * Makefile.in (loop.o): Add dependancy on predict.h
1409 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1411 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
1413 * c-typeck.c (c_start_case): Likewise.
1415 2001-06-12 Mark Mitchell <mark@codesourcery.com>
1417 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
1418 in a structure at a variable address.
1420 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1422 * doc/gcov.texi: Use more logical markup.
1424 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1426 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
1427 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
1428 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
1431 2001-06-11 Stan Shebs <shebs@apple.com>
1433 * config/darwin.h (ASM_FILE_END): Remove decl of language_string.
1435 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1437 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
1438 as an early clobber to make sure it is not used by reload in
1439 one of the operands.
1441 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1443 * doc/c-tree.texi: Update information about flag_honor_std.
1444 * doc/install.texi: Note that binutils is required on HPUX 11.
1445 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
1448 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
1449 variable-sized types.
1451 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1453 * doc/md.texi: Use TeX dashes and quotes.
1455 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1457 * doc/rtl.texi: Reference manual chapter about trees.
1459 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1461 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
1462 (WINT_TYPE): Override.
1463 (WINT_TYPE_SIZE): Likewise.
1464 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
1466 * config/sparc/sol2.h (WINT_TYPE): Define.
1467 (WINT_TYPE_SIZE): Likewise.
1469 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
1470 (WINT_TYPE): Override.
1471 (WINT_TYPE_SIZE): Likewise.
1472 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
1473 (CPP_ARCH64_SPEC): Likewise.
1475 2001-06-11 Richard Henderson <rth@redhat.com>
1477 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
1478 with alias attribute.
1480 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
1481 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
1483 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1485 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
1487 2001-06-11 Stan Shebs <shebs@apple.com>
1489 * config/darwin.c (darwin_encode_section_info): Rewrite to simplify
1490 and fix coding mistakes.
1492 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
1494 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
1495 return string from m32r_output_block_move.
1496 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
1498 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
1500 (ROUND_ADVANCE): Remove signed/unsigned conflict.
1501 * config/m32r/m32r.c: Declare prototypes for static functions.
1502 (move_src_operand): Replace INT32_P with UINT32_P.
1503 (function_arg_partial_nregs): Fixed signed/unsigned conflict
1504 in initialisation of 'size'.
1505 (m32r_sched_reord): Remove redundant declarations of 'code'.
1506 (m32r_output_block_move): Change to a void function.
1507 (m32r_encode_section_info): Cast return of
1508 TREE_STRING_POINTER to avoid compile time warning.
1510 2001-06-11 Richard Henderson <rth@redhat.com>
1512 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
1513 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
1514 (struct machine_function): Add gp_save_rtx.
1515 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
1516 (alpha_gp_save_rtx): New.
1517 * config/alpha/alpha-protos.h: Declare it.
1518 * config/alpha/alpha.md (exception_receiver): Make an expander.
1519 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
1521 2001-06-11 Richard Henderson <rth@redhat.com>
1523 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
1525 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1527 * configure.in: Align --help messages.
1528 Remove trailing full stops.
1529 Consistently use lower case.
1530 Fix DWARF 2 spelling.
1531 * configure: Rebuilt.
1533 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1535 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
1536 variants for .cpp/.cp/.c++ files.
1537 Move definition of __LANGUAGE_C_PLUS_PLUS ...
1538 (CPLUSPLUS_CPP_SPEC): ... here.
1540 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1542 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
1544 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1546 * c-decl.c (store_parm_decls): When comparing types in an
1547 old-style function declaration with those from a previous
1548 prototype, compare the unqualified versions of parameter types.
1551 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1553 * doc/objc.texi: Use more logical markup. Use TeX dashes.
1555 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1557 * doc/c-tree.texi: Use more logical markup.
1559 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1561 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
1563 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
1565 * loop.c (scan_loop): Do not combine asm statements.
1567 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1569 * simplify-rtx.c (simplify_subreg): Fix offset calculation
1570 for complex values within a CONCAT.
1572 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1574 * doc/install.texi: Update details of what components are included
1575 in the GCC distribution. Update default directory for g++
1576 includes. Update documentation relating to old libio. Adjust
1577 documentation on DejaGnu environment variables. Remove
1578 documentation of --enable-cpplib.
1580 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1582 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
1585 2001-06-10 Richard Henderson <rth@redhat.com>
1587 * ifcvt.c (life_data_ok): New.
1588 (merge_if_block): Use it to determine whether to update
1590 (if_convert): Set it.
1592 2001-06-10 Richard Henderson <rth@redhat.com>
1594 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
1596 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
1598 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
1599 (SH Options): Document -mieee.
1600 * doc/install.texi (Final install): Remove obsolete information
1601 about installing cross compilers.
1602 * doc/gcc.1: Rebuilt.
1604 2001-06-10 Richard Henderson <rth@redhat.com>
1606 * config/alpha/alpha.c (override_options): Set align_loops,
1607 align_jumps, and align_functions.
1608 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
1609 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
1611 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1613 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
1614 are one and two words in size.
1616 2001-06-10 Richard Henderson <rth@redhat.com>
1618 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
1619 (Code Generation Options): Document -fnon-call-exceptions.
1621 2001-06-10 Mark Kettenis <kettenis@gnu.org>
1623 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
1625 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1627 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
1629 2001-06-10 Mark Mitchell <mark@codesourcery.com>
1630 Gabriel Dos Reis <gdr@codesourcery.com>
1632 * Makefile.in (c-parse.o): Depend on diagnostic.h
1633 (dwarf2out.o): Likewise.
1635 * dwarf2out.c: #include diagnostic.h
1637 * toplev.h (warningcount, errorcount, sorrycount): Remove
1640 * toplev.c (warningcount, errorcount, sorrycount): Remove
1643 * diagnostic.h (struct output_buffer): Reorder fields.
1644 (diagnostic_kind_count): New macro.
1645 (errorcount, warningcount, sorrycount): Define as macros.
1646 (diagnostic_report_warnings_p): New macro.
1647 (output_state): Add diagnostic_count field.
1649 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
1650 Remove tentative declaration.
1651 (count_error): Use diagnostic_report_warnings_p.
1653 * c-parse.in: #include diagnostic.h
1655 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1657 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
1658 prefer a memory for operand 1.
1659 ("*addsi3"): Fix constraints, the '!' was too strong.
1660 ("*addsi3_split"): Accept soft register and split accordingly.
1662 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1664 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1665 Move definition in the RTX_CODE section.
1667 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1669 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
1670 address as relative to the argument pointer.
1672 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1674 * predict.def (PRED_OPCODE): Place before call and error_return.
1676 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1678 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
1679 * predict.c (estimate_probability): Calculate dominance
1680 information; improve detection of NORETURN heuristics;
1681 add call/error_return heuiristics; tweak comparison heuristics
1684 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1686 * doc/invoke.texi (C Dialect Options): Document -aux-info.
1687 (Debugging Options): Document -print-multi-directory and
1689 * doc/gcc.1: Rebuilt.
1691 * toplev.c (independent_decode_option): Require `=' between
1692 `-aux-info' and filename in the same argument.
1693 * gcc.c: Don't pass -aux-info=filename twice.
1695 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1697 * expr.c (expand_expr, case ARRAY_REF): Do not replace
1698 an array element with the known initializing value if it has
1701 * toplev.c (rest_of_compilation): Remove dead code before
1704 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1706 * cppinit.c (print_help): Document -fpreprocessed.
1707 * invoke.texi: Similarly.
1709 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1711 * predict.def: New file.
1712 * predict.h: New file.
1713 * predict.c: Include predict.h.
1714 (predictor_info): New structure and array.
1715 (predict_edge, predict_insn): Rewrite; make global.
1716 (predict_edge_def, predict_insn_def): New global functions.
1717 (dump_prediction, combine_predictions_for_insns): New
1719 (estimate_probability): Change calls to predict_edge
1720 to predict_edge_def and calls to predict_insn to predict_insn_def;
1721 combine probabilities.
1722 (expected_value_to_br_prob): Behave as predictor.
1723 * rtl.h (REG_BR_PRED): Update coment.
1724 (invert_br_probabilities): New.
1725 * jump.c: Include predict.h
1726 (duplicate_loop_exit_test): Drop branch prediction notes.
1727 (invert_jump): Use invert_br_probabilities.
1728 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1729 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1730 * combine.c (distribute_notes): Handle BR_PRED.
1732 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1734 * predict.c (predict_insn, predict_edge): New static functions.
1735 (estimate_probability): Revamp to use new functions;
1736 fix loop header heruistics; add loop exist heruistics
1738 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1740 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1742 2001-06-09 Peter Jakubek <pjak@snafu.de>
1744 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1746 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1748 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1749 for integer operations that don't update C bit.
1751 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1753 * gthr-posix.h (__gthread_objc_init_thread_system): If
1754 pthread_key_create fails, it's not clear what the return value is.
1755 This obvious fix makes sure it always returns -1 if a problem
1758 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1760 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1761 more index entries. Use more logical markup where appropriate.
1762 Use TeX quotes and dashes.
1764 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1766 * unwind-pe.h: Conditionally qualify references to abort with
1769 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1771 * doc/invoke.texi: Remove superfluous text.
1773 2001-06-08 Richard Henderson <rth@redhat.com>
1775 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1776 (LIB_SPEC): Mirror config/linux.h version.
1778 2001-06-08 Richard Henderson <rth@redhat.com>
1780 * except.c (get_exception_pointer, get_exception_filter): Take a
1781 struct function. Update all callers.
1782 * except.h (get_exception_pointer): Update declaration.
1783 * expr.c (expand_expr): Update get_exception_pointer call.
1784 * integrate.c (expand_inline_function): Remap the exception pointer
1785 from callee to caller.
1787 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1789 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1790 accurately reflect its cv-qualification.
1791 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1792 cv-qualifiers on function types.
1794 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1796 * basic-block.h: Improve comments.
1797 * except.c (expand_eh_region_end_allowed): Remove redundant call
1798 to do_pending_stack_adjust.
1799 * flow.c (life_analysis): Fix typo in comment.
1800 (calculate_global_regs_live): Add documentation.
1801 (mark_set_1): Likewise.
1802 (debug_regset): Likewise.
1803 * doc/rtl.texi (cond_exec): Document it.
1805 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1807 * i386.h (CONST_COSTS): set cost of constants representable in
1808 immediate fields to 0.
1810 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1812 * function.c (diddle_return_value): Kill code to determine
1813 return value before expand_function_end.
1814 (expand_function_end): Delay call to clobber_return_register
1815 after fucntion return value is computed.
1817 Re-install temporary reverted patch:
1818 * toplev.c (rest_of_compilation): Call split_all_insns
1819 before reg-stack and shorten-branches. Do shorten-branches
1821 * final.c (shorten_branches): Remove insn splitting code.
1823 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1825 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1826 options. Use @opindex to index them rather than other indexing
1827 commands. Use @var{...} instead of <...>. Avoid spaces in names
1828 inside @var. Don't use @kindex to index escape sequences in
1831 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1833 * stmt.c (current_nesting_level): New fn.
1834 * tree.h: Declare it.
1835 * c-semantics.c (genrtl_compound_stmt): Use it.
1837 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1839 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1841 * jump.c (mark_modified_reg): Allow jump threading if condition
1842 codes are represented by a hard register.
1844 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1846 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1847 for complex floats passed to unprototyped functions.
1849 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1851 * except.c (expand_eh_region_end_allowed): Call
1852 do_pending_stack_adjust as necessary.
1854 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1856 * function.c (clobber_return_register): Clobber the pseudo return
1859 * sibcall.c (skip_unreturned_value): New function.
1860 (call_ends_block_p): Use it.
1862 * recog.c (split_insn): Break out from ...
1863 (split_all_insns): ... here; do not use basic block information
1866 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1868 * simplify-rtx.c (simplify_subreg): Fix verification of
1871 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1873 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1874 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1875 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1876 (CPLUSPLUS_CPP_SPEC): ... here.
1877 Fixes PRs c++/3047, target/441.
1879 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1881 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1883 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1885 * doc/gcc.texi: Add trailing slash to URL.
1887 2001-06-07 Stan Shebs <shebs@apple.com>
1889 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1890 (REDO_SECTION_INFO_P): Ditto.
1891 (STRIP_NAME_ENCODING): Ditto.
1892 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1893 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1894 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1895 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1896 * config/darwin.c: No longer include c-tree.h.
1897 (machopic_classify_ident): Rewrite to use symbol encoding.
1898 (lookup_name_darwin): Remove.
1899 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1900 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1901 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1902 (machopic_finish): Ditto, remove test of decl.
1903 (update_non_lazy_ptrs): New function.
1904 (darwin_encode_section_info): New function.
1905 * config/darwin-protos.h: Declare it.
1906 * config/rs6000/rs6000.c (machopic_output_stub): Use
1907 STRIP_NAME_ENCODING.
1909 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1911 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1912 (DECL_SOURCE_LINE): Likewise.
1914 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1916 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1917 from config/elfos.h.
1919 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1921 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1922 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1924 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1926 * doc/contrib.texi: Add copyright notice.
1928 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1930 * doc/md.texi: Use four digit years in copyright notice.
1932 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1934 * config.gcc: For $target_alias of athlon-*, set
1935 target_cpu_default2=5.
1937 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1939 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1940 end of last block if last real insn is a JUMP_INSN.
1942 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1946 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1948 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1949 pthread_t to objc_thread_t.
1950 (__gthread_objc_thread_id): Likewise.
1952 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1954 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1955 (ASM_OLDAS_SPEC): Likewise.
1957 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1958 (CPP_SUBTARGET_SPEC): Use it.
1959 (ASM_OLDAS_SPEC): Define.
1961 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1963 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1965 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1966 passed by reference.
1968 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1970 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1971 Document use of N_(...), and show it in examples. Note that
1972 documentation should be added to invoke.texi. Avoid an overfull
1975 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1977 * toplev.c (rest_of_compilation): Revert previous patch.
1978 * final.c (shorten_branches): Likewise.
1980 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1982 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1985 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1987 * doc/install-old.texi: Remove more obsolete documentation.
1989 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1991 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1993 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1995 * toplev.c (rest_of_compilation): Call split_all_insns
1996 before reg-stack and shorten-branches. Do shorten-branches
1998 * final.c (shorten_branches): Remove insn splitting code.
2000 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
2002 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
2003 * configure: Rebuilt.
2005 2001-06-07 Andreas Jaeger <aj@suse.de>
2007 * emit-rtl.c (operand_subword): Remove unused variable.
2009 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2011 * i386.md (floatdi?f): Avoid usinf of SSE instructions
2012 if TARGET_64BIT is false.
2013 (floatdi?f_i386_only): New insn.
2014 (floatdi?f_i386): Disable for !TARGET_64BIT.
2016 * (min?f, max?f splitters): Handle case where
2017 operands are cross-matched.
2019 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
2020 (MMX_REGISTER_NAMES): Kill.
2021 (PRINT_OPERAND): Fix comment.
2022 (PRINT_REG): Likewise.
2023 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
2024 (print_operand): Update comment; kill 'm'.
2026 * i386.c (x86_branch_hints): New global variable
2027 (print_operand): Support outputting of branch prediction hints.
2028 * i386.md (conditional jump patterns): Add branch prediction hints
2030 * i386.h (x86_branch_hints): Declare
2031 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
2032 (PRINT_OPERAND_FUNCT_VALID_P): New.
2033 * final.c (final_forward_branch_p): New function.
2035 2001-06-06 Richard Henderson <rth@redhat.com>
2037 * flow.c (mark_used_reg): Clean up looping over multiple hard
2038 registers. Do conditional life bits across multiple hard regs.
2040 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
2042 * reload1.c (reload): Revert Schmidt's change so all USEs are not
2043 deleted during reload.
2045 2001-06-05 Mark Mitchell <mark@codesourcery.com>
2047 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
2048 functions here, instead of ...
2049 * c-decl.c (c_expand_body): ... here.
2051 2001-06-05 David O'Brien <obrien@FreeBSD.org>
2053 * config.gcc, config/sparc/bsd.h: Do not directly include
2054 sparc/sparc.h. Instead do it via tm_file.
2056 2001-06-05 Richard Henderson <rth@redhat.com>
2058 * dwarf2.h (DW_EH_PE_aligned): New.
2059 * dwarf2asm.c (eh_data_format_name): Name it.
2060 (dw2_asm_output_encoded_addr_rtx): Align for it.
2061 * dwarf2out.c (output_call_frame_info): Handle it for personality
2062 routine and LSDA pointers.
2064 * unwind-pe.h (DW_EH_PE_aligned): New.
2065 (base_of_encoded_value): Handle it.
2066 (read_encoded_value_with_base): Likewise.
2067 * unwind-dw2-fde.c (base_from_object): Likewise.
2068 (get_cie_encoding): Likewise.
2070 * config/alpha/elf.h: Remove ecoff commentary.
2071 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2073 2001-06-05 David O'Brien <obrien@FreeBSD.org>
2075 * config.gcc, config/i386/bsd386.h: Do not directly include
2076 i386/386bsd.h. Instead do it via tm_file.
2078 2001-06-05 David O'Brien <obrien@FreeBSD.org>
2080 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
2083 2001-06-05 Pascal Obry <obry@act-europe.fr>
2085 * configure.in: Quote $enable_win32_registry in case the value has
2089 2001-06-05 Mark Mitchell <mark@codesourcery.com>
2091 * print-rtl.c (xspaces): Remove.
2092 (print_rtx): Use printf field-width, rather than xpsaces, to
2094 * toplev.c (main): Disable sibling-call optimization if we are
2095 handling exceptions.
2097 2001-06-05 Bernd Schmidt <bernds@redhat.com>
2099 * reload1.c (reload): Delete all USEs generated during reload.
2101 2001-06-05 scott snyder <snyder@fnal.gov>
2103 * gccbug.in: Fix typo.
2105 2001-06-05 Andreas Jaeger <aj@suse.de>
2107 * builtins.def: Fix definition of __builtin_cosf, it uses float as
2108 parameter and return value.
2110 2001-06-04 Anthony Green <green@redhat.com>
2112 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
2113 machine. This is now done in sparc.h.
2115 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
2117 Correct CVS resurrection of invoke.texi.
2118 * doc/invoke.texi: Document new tree dump flags.
2120 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
2122 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
2123 for casting an aggregate to its own type. Fixes PR c/2735.
2125 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
2127 * doc/texinfo.tex: Update to version 2001-05-24.08.
2129 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
2131 * c-common.h (flag_dump_translation_unit): Remove.
2132 (enum tree_dump_index): Define.
2133 (TDF_ADDRESS, TDF_SLIM): New #defines.
2134 (dump_node_to_file): Remove.
2135 (dump_node): Make extern. Add flags.
2136 (dump_flag, dump_enabled_p, dump_begin, dump_end,
2137 dump_switch_p): Prototype.
2138 * c-common.c (flag_dump_translation_unit): Remove.
2139 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
2140 logic. Use dump_switch_p.
2141 * c-dump.h (struct dump_info): Add node and user fields.
2142 (dump_pointer): Declare.
2143 * c-dump.c (dump_node): Make extern. Add flags.
2144 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
2145 (dump_new_line, dump_maybe_newline): Use them.
2146 (dump_pointer): New function.
2147 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
2148 chain or function's body. Dump address, if TDF_ADDRESS set.
2149 (dump_flag): Define.
2150 (dump_node_to_file): Remove.
2151 (struct dump_file_info): New struct.
2152 (dump_files): New array.
2153 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
2154 * c-lang.c (finish_file): Adjust dumping.
2155 * toplev.h (dump_base_name): Make extern.
2156 * invoke.texi: Document new flags.
2158 2001-06-04 Mark Mitchell <mark@codesourcery.com>
2160 * c-tree.h (lang_decl): Add pending_sizes fields.
2161 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
2163 (c_expand_body): Expand them.
2164 (lang_mark_tree): Mark lang_decl:pending_sizes.
2165 * function.c (expand_pending_sizes): New function, broken out
2167 (expand_function_start): ... here.
2168 * tree.h (expand_pending_sizes): Declare it.
2170 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
2172 * doc/install.texi: Update FreeBSD information. Generalize
2173 and update information for alpha-based platforms using ELF.
2175 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
2177 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
2178 (store_parm_decls): Likewise.
2179 * c-typeck.c (convert_arguments): Likewise.
2181 2001-06-04 Richard Henderson <rth@redhat.com>
2183 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
2184 optimization if current_function_calls_setjmp.
2186 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
2188 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
2191 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2193 * simplify-rtx.c (simplify_subreg): Fix combining of
2194 paradoxical subregs.
2196 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2198 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
2199 (no_labels_between_p): Short circuit case beg==end.
2201 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2203 * rtlanal.c (operand_preference): Fix preference for objects.
2205 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2207 * gcse.c (handle_avail_expr): Be prepared to handle single_set
2210 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2212 * combine.c (if_then_else_cond): Use simplify_subreg instead
2214 * integreate.c (sub_constants): Likewise.
2216 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
2218 * emit-rtl.c (constant_subword): Deprecate; remove most of code
2219 and use simplify_gen_subreg.
2221 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
2223 * sibcall.c (skip_copy_to_return_value): recognize the situation
2224 when the called function's return value is copied into an
2225 intermediate pseudo, and then into the calling functions return
2228 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
2230 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
2231 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
2232 in case register wasn't OK previously, accept it now; allow
2233 subregs of frame pointer if reload completed and frame pointer
2236 * combine.c (sombine_simplify_rtx): Fix comment;
2237 use subreg_lowpart_offset instead of subreg_lowpart_p
2238 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
2239 * rtl.h (subreg_lowpart_parts_p): Kill.
2240 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
2241 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
2242 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
2243 (gen_lowpart_common): Likewise.
2244 (subreg_lowpart_p): Likewise.
2245 (subreg_lowpart_parts_p): Kill.
2246 (subreg_lowpart_offset, subreg_highpart_offset): New function.
2248 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
2249 to simplify SUBREG and REG.
2250 (gen_highpart): Use simplify_gen_subreg for all simplifications.
2252 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
2255 * rtlanal.c (replace_regs): Use simplify_gen_subreg
2257 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2259 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
2260 (ARRAY_RANGE_REF): Added description.
2262 * tree.def (ARRAY_RANGE_REF): New code.
2263 * alias.c (handled_component_p, can_address_p): Handle it.
2264 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2265 * explow.c (set_mem_attributes): Likewise.
2266 * expr.c (expand_assignment, get_inner_reference): Likewise.
2267 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
2268 * fold-const.c (operand_equal_p): Likewise.
2269 * tree.c (staticp, stabilize_reference): Likewise.
2270 * varasm.c (decode_addr_const): Likewise.
2272 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2274 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
2275 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
2277 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
2279 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
2280 mark_constant_pool_use before output_addr_const.
2281 (struct pool_node): New field wend.
2282 (add_constant): Note a sequence of constants that are referenced
2284 (pool_window_label, pool_window_last): New variables.
2285 (dump_table): Emit a unspec_volatile representing the end of a
2286 sequence of constants.
2287 (mark_constant_pool_use): New function.
2288 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
2289 (consttable_2): Add the second operand which flags whether
2290 this consttable entry was used or not.
2291 (consttable_4, consttable_8, consttable_sf, consttable_df):
2293 (consttable_window_end): New insn.
2295 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2297 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
2298 Reformat according to coding standards.
2301 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
2302 (shl_and_kind): Cast wide constant.
2303 (gen_far_branch): Define as static, as in declaration.
2304 (barrier_align): Compute cache-line length as unsigned. Add
2305 parentheses in initial credit computation.
2306 (rounded_frame_size): Add parentheses.
2307 (permanent_obstack): Remove declaration. Include ggc.h for
2308 declaration of ggc_add_root_rtx().
2309 (get_free_reg): Removed declaration of unused variable reg.
2310 (legitimize_pic_address): Mark mode argument as unused.
2312 2001-06-03 Igor Shevlyakov <igor@windriver.com>
2314 * config/sh/sh.c (output_branch): Support for insn with lenght
2315 attr 12 & 16 which represents cond branches outside +-4096 range.
2317 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2319 * config/sh/lib1funcs.asm (ic_invalidate): Align the
2320 cache-mirroring sequence. Add nops.
2322 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
2324 * doc/install-old.texi: Remove more old installation
2326 * doc/install.texi: Add relevant parts here.
2328 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2330 * doc/install.texi2html: New script.
2332 2001-06-03 David Edelsohn <edelsohn@gnu.org>
2334 * doc/install.texi: Update AIX information again.
2336 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2338 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
2339 installation documentation.
2340 * doc/install.texi: Move it to here.
2342 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2344 * doc/install.texi: Clean up Texinfo markup.
2346 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2348 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
2349 to just after title page.
2351 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2353 * doc/install-old.texi: Remove documentation of some configuration
2355 * doc/install.texi: Add relevant parts of this documentation here.
2357 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2359 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
2360 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
2362 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2364 * i386.md (all uses of ext_register_operand): Make sure they are
2365 VOIDmode; replace all uses outside zero_extend.
2366 (and?i splitters): Use ext_register_operands.
2367 (test?i peep2): Remove ignored constraints.
2368 * i386.c (ext_register_operand): Check that operand is
2369 eighter pseudo or hard or 'Q' register.
2371 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2373 * tree.h (struct record_layout_info_s): New field unpadded_align.
2374 (set_lang_adjust_rli): New declaration.
2375 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
2376 it would have if not packed, do not downgrade DECL_ALIGN.
2377 (lang_adjust_rli, set_lang_adjust_rli): New.
2378 (start_record_layout): Initialize new field unpadded_align.
2379 (debug_rli): Display it.
2380 (place_union_field, place_field): Set it.
2381 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
2383 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
2384 mean that; use proper names instead.
2385 Print DECL_NO_STATIC_CHAIN.
2387 * except.c (expand_builtin_frob_return_addr): Add missing call
2388 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
2389 (expand_builtin_eh_return): Likewise.
2390 (expand_eh_return): Clean up ptr_mode != Pmode cases.
2392 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
2394 * doc/invoke.texi: Remove references to papers about sequence points
2395 to readings.html, refer to that page.
2397 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2399 * README: Update references to installation instructions.
2401 2001-06-01 Laurent Guerby <guerby@acm.org>
2402 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2404 * doc/install.texi: Define srcdir when sources come from CVS.
2405 Significantly improve markup. Wrap overly long lines
2407 2001-06-01 DJ Delorie <dj@redhat.com>
2409 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
2410 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
2411 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
2412 gcov.1: Move to doc subdirectory.
2413 * install.texi: Move to doc/install-old.texi.
2414 * gcc.texi: Move to doc, refer to install-old.texi.
2415 * Makefile.in: Reflect move of docs to doc/.
2416 * f/Make-lang.in: Ditto.
2417 * java/Make-lang.in: Ditto.
2418 * doc/.cvsignore: New.
2420 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2422 * invoke.texi: use two spaces between command options, eliminate
2423 some 'overfull hboxes'
2425 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
2427 * Makefile.in (s-mlib): Make backtick-commands always succeed.
2428 (DRIVER_DEFINES): Ditto.
2430 2001-05-31 Richard Henderson <rth@redhat.com>
2432 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
2433 also link against libgcc.a.
2435 2001-05-31 Geoff Keating <geoffk@cygnus.com>
2437 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
2438 * config/mips/mips.c (mips_output_ascii): New function.
2439 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
2441 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
2443 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2445 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
2446 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
2448 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
2450 * install.texi (Configuration): Add html links for --with-gnu-as &
2451 --with-gnu-ld and refer to them from hppa & SCO triplets.
2452 (Specific): Link back to with-gnu-ld for all ELF platfoms.
2453 (Specific): Reword AVR binutils recommendation.
2455 2001-05-30 Zack Weinberg <zackw@stanford.edu>
2457 * ggc-page.c (size_lookup): Increase minimum allocation size
2459 (ggc_print_statistics): Report size of each bin in bytes, not
2460 as its order; there is no longer a direct relationship.
2462 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2464 * extend.texi: Fix formating of examples, eliminate some
2466 * gcc.texi: Eliminate some 'overfull hboxes'.
2467 * invoke.texi: Use two spaces between command options, eliminate
2468 some 'overfull hboxes'.
2470 2001-05-30 Richard Henderson <rth@redhat.com>
2472 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
2474 2001-05-30 Tom Tromey <tromey@redhat.com>
2476 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
2477 use it in the new association.
2479 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
2480 John David Anglin <dave@hiauly1.hia.nrc.ca>
2482 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
2483 to target type to allow ISO C++ compiler to accept it.
2484 * gthr-dce.h (__gthread_active_ptr): Likewise.
2485 * gthr-solaris.h (__gthread_active_ptr): Likewise.
2487 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2489 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
2490 so that we do accept comments in preprocessed input.
2492 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2494 * cpphash.c (alloc_node): Cast allocated pointer.
2496 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
2498 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
2500 2001-05-29 Stan Shebs <shebs@apple.com>
2502 * gcc.texi: Add links for information about Objective-C.
2504 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
2506 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
2507 /bin/sed fails on [^\"]).
2508 (configargs.h): Likewise.
2510 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2512 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
2514 2001-05-28 Stan Shebs <shebs@apple.com>
2516 * objc/objc.gperf: Remove, no longer used.
2518 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
2520 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
2521 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
2522 Remove trailing whitespace.
2524 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2526 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
2527 became http://freeware.sgi.com/.
2529 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
2531 * local-alloc.c (update_equiv_regs): Don't eliminate constant
2534 2001-05-27 Stan Shebs <shebs@apple.com>
2536 * objc/objc-act.c: Add/fix various comments.
2537 (init_selector): Remove, no longer used.
2538 (build_msg_pool_reference): Ditto.
2539 (objc_debug): Ditto.
2541 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2543 * c-decl.c (init_decl_processing):
2544 Don't call start_identifier_warnings.
2545 * flags.h (warn_id_clash, id_clash_len): Remove.
2546 * stringpool.c: Don't include flags.h.
2547 (scan_for_clashes, do_identifier_warnings,
2548 start_identifier_warnings): Remove.
2549 * toplev.c (warn_id_clash, id_clash_len): Remove.
2550 (display_help): Don't document -Wid-clash.
2551 (decode_W_option): Print warning on -Wid-clash.
2552 * tree.h (start_identifier_warnings): Remove.
2553 * invoke.texi: Remove documentation of -Wid-clash.
2555 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2557 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
2559 2001-05-27 Bruce Korb <bkorb@gnu.org>
2561 * fixinc/check.tpl(HACK) add and use a Scheme variable
2562 (has no test text): error out if no "test_text" is defined
2563 * fixinc/fixincl.tpl: likewise
2564 (FIXIDX): make it an enumeration so we minimize diffs
2565 * fixinc/inclhack.def: re-alphabetize and add sort instructions
2566 * fixinc/fixincl.x: regenerate
2567 * fixinc/tests/base/stdio.h: test output got moved due to
2569 * README-fixinc: rewrite (mostly)
2571 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2573 * cpplib.c (run_directive): Set pfile->directive.
2575 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2577 * c-tree.texi: Reformat the manual as a single chapter now
2578 included by gcc.texi.
2579 * gcc.texi: Include c-tree.texi. Merge all indexes.
2580 * Makefile.in (dvi): Add generation for the cppinternals
2581 documentation. Added dependencies on fdl.texi and c-tree.texi
2582 where appropriate. Use TEXI2DVI instead of custom tex calls.
2583 (info): Added dependencies on fdl.texi and c-tree.texi where
2584 appropriate. Remove the target c-tree.info.
2586 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
2588 * combine.c (try_combine): Fix typo in comment.
2589 * expr.c (expand_expr): Likewise.
2590 * config/i370/i370.md (untyped_call): Likewise.
2592 2001-05-26 Bruce Korb <bkorb@gnu.org>
2594 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2595 when fixincl is operating in test mode
2596 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
2597 (AAB_ultrix_limits): remove redundant text
2598 (AAB_ultrix_memory): ditto
2599 (AAB_ultrix_string): ditto
2600 (djgpp_wchar_h): fix the test text
2601 (irix_stdio_va_list): add test text
2602 (irix_limits_const): add a testing output file (limits.h is overwritten)
2603 (strict_ansi_not_ctd): put limits.h second in list for same reason
2604 (solaris27_mutex_init): test text needed selection text, too
2606 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2607 when fixincl is operating in test mode
2609 2001-05-26 Philip Blundell <philb@gnu.org>
2611 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2612 * config/i960/i960-protos.h: Likewise.
2613 * config/i370/i370-protos.h: Likewise.
2614 * config/h8300/h8300-protos.h: Likewise,
2615 * config/sh/sh-protos.h: Likewise.
2616 * config/v850/v850-protos.h: Likewise.
2618 2001-05-26 Philip Blundell <philb@gnu.org>
2620 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2622 2001-05-25 Zack Weinberg <zackw@stanford.edu>
2624 * toplev.c (debug_args, f_options, W_options): Mark
2625 descriptions for translation.
2626 (display_help): Translate descriptions on output.
2628 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
2629 objc/lang-options.h: Mark descriptions for translation.
2631 * aclocal.m4: Quote final argument of patsubst. Use
2632 3-argument form of AC_DEFINE. Restore quotes to [] while
2634 * configure.in: Remove unnecessary changequote calls.
2635 * configure, config.in: Regenerate.
2637 2001-05-25 Sam TH <sam@uchicago.edu>
2639 * basic-block.h: Fix header include guards.
2640 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
2641 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
2642 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
2643 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
2644 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
2645 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
2646 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
2647 varray.h version.h: Likewise.
2648 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
2649 config/arm/arm.h config/c4x/c4x-protos.h
2650 config/h8300/h8300-protos.h config/h8300/h8300.h
2651 config/i370/i370-protos.h config/i370/i370.h
2652 config/i960/i960-protos.h config/mcore/mcore.h
2653 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
2654 config/v850/v850-protos.h config/v850/v850.h: Likewise.
2655 * fixinc/fixlib.h fixinc/server.h: Likewise.
2657 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
2659 * config/arc/initfini.c (.init): Fix typo.
2661 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
2663 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
2665 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2667 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
2669 2001-05-25 Richard Henderson <rth@redhat.com>
2671 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
2673 2001-05-25 Richard Henderson <rth@redhat.com>
2675 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
2676 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
2677 (sparc*-*-solaris2): Likewise.
2678 * config/t-linux: Remove shared libgcc macros.
2679 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
2680 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
2682 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
2684 * config.gcc (*-*-freebsd*): Report bad configuration.
2686 2001-05-25 David Edelsohn <edelsohn@gnu.org>
2688 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
2690 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
2692 (ASM_OUTPUT_LABELREF): Delete.
2694 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2696 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
2697 strict_ansi_only): Don't run if stdc_0_in_system_headers.
2698 * fixinc/fixincl.x: Regenerate.
2699 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2700 (FIX_TEST_TABLE): Declare it.
2701 * fixinc/fixlib.h: Include config.h.
2703 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2705 * fixinc/inclhack.def (alpha___assert): Change char * args to
2706 const char * on Tru64 UNIX to avoid excessive warnings from
2708 * fixinc/fixincl.x: Regenerate.
2710 2001-05-25 Geoff Keating <geoffk@redhat.com>
2712 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2713 outputting a tag only for variable-size records.
2715 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2717 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2718 instead of rtx_equal_p for early clobber test.
2720 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2722 * builtins.def: Encode additional information, such as names and
2724 * builtin-types.def: New file.
2725 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2726 (built_in_decls): Likewise. Don't explicitly initialize global
2728 (expand_builtin_mathfn): Handle float and long double variants of
2730 (expand_builtin): Likewise.
2731 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2732 (expand_tree_builtin): Handle long, long long, float, and long
2733 double variants of math functions.
2734 * c-common.h (c_tree_index): Remove some unused nodes.
2735 (void_ftype): Remove.
2736 (void_type_ptr): Likewise.
2737 (int_ftype_int): Likewise.
2738 (ptr_ftype_sizetype): Likewise.
2739 * c-decl.c (init_decl_processing): Remove creation of DWARF
2741 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2742 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2743 * Makefile.in (c-common.o): Depend on builtin-types.def.
2745 2001-05-25 Dale Johannesen <dalej@apple.com>
2747 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2749 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2751 * c-parse.in (notype_initdcl): Remove redundant line.
2753 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2755 * aclocal.m4: Fixed typo.
2756 (gcc_AC_HEADER_STDBOOL): Define.
2757 (gcc_AC_C__BOOL): Define.
2758 * configure.in: Use them.
2759 (AC_CHECK_HEADERS): Remove stdbool.h
2760 * configure, config.in: Regenerate.
2762 2001-05-25 Richard Henderson <rth@redhat.com>
2764 * function.c (expand_function_start): Don't abort on PARALLEL
2765 returns from hard_function_value.
2767 2001-05-25 Richard Henderson <rth@redhat.com>
2769 * config/i386/i386.md: Revert previous change. Do not apply
2770 the peephole if the components do not die after the sequence.
2772 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2774 * c-parse.in (array_declarator): New. Handle C99 constructs.
2775 Don't restrict [*] declarators to C only.
2776 (after_type_declarator, parm_declarator_starttypename,
2777 parm_declarator_nostarttypename, notype_declarator,
2778 direct_absdcl1): Use it.
2779 * c-decl.c (build_array_declarator, set_array_declarator_type):
2780 New functions. Warn that [*] isn't properly implemented; pedwarn
2781 for [*] outside C99 mode if pedantic rather than giving a hard
2783 (grokdeclarator): Handle static and type qualifiers in parameter
2785 * c-tree.h (build_array_declarator, set_array_declarator_type):
2787 * extend.texi (Attribute Syntax): Document attributes in parameter
2790 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2792 * config/i386/i386.md: Make sure cmpstr peepholes do not
2793 affect liveness information.
2795 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2797 * c-typeck.c (digest_init): Issue error messages about
2798 invalid constants, not warnings.
2800 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2802 * invoke.texi (-fno-builtin): Document that this is always on
2805 2001-05-24 Philip Blundell <philb@gnu.org>
2807 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2810 2001-05-24 Philip Blundell <philb@gnu.org>
2812 * config/arm/arm.c (output_return_instruction): Correctly handle
2813 interworking and interrupt functions.
2815 2001-05-24 Philip Blundell <philb@gnu.org>
2817 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2818 -m{no-}sched-prolog. Fix typos and improve formatting.
2820 2001-05-24 Philip Blundell <philb@gnu.org>
2822 * invoke.texi (ARM Options): Improve wording slightly. Add
2823 documentation for more options, including those for Thumb mode.
2824 Don't mention options that don't exist or are unimplemented.
2825 (Thumb Options): Delete; merged into above section.
2827 2001-05-24 Geoff Keating <geoffk@redhat.com>
2829 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2830 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2832 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2834 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2835 fix hard register simplification.
2837 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2839 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2840 of just copying CPP_CPU_SPEC.
2842 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2844 * i386.c (incdec_operand): Accept only 1 and -1.
2846 2001-05-23 Kelley Cook <kelley.cook@home.com>
2848 * Makefile.in: Move many of the *_H definitions eariler in the
2849 file, so that rules in t-* files that use them for
2850 dependencies will work in a parallel build.
2851 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2853 2001-05-23 Richard Henderson <rth@redhat.com>
2855 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2857 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2859 * cpp.texi: Update for handling of charconsts.
2860 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2861 diagnostics. Skip to the end if the UCS is too short.
2862 (cpp_interpret_charconst): Long charconsts issue a warning
2865 2001-05-23 Richard Henderson <rth@redhat.com>
2867 * doc/install.texi (alpha-linux): Require binutils 2.11.
2869 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2871 * c-lex.c (read_escape, read_ucs): Delete.
2872 (lex_string): Use cpp_parse_escape.
2873 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2874 if not C++ or not C99. Warn if traditional.
2875 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2876 unsigned. Warn for out-of-range escape sequences here.
2877 Update to use maybe_read_ucs.
2878 (cpp_interpret_charconst): Don't warn here.
2879 * cpplib.h (cpp_parse_escape): New exported function.
2881 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2883 * extend.texi (Attribute Syntax): Clarify application of
2884 attributes to parameters declared as functions or arrays.
2886 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2888 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2890 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2892 * diagnostic.c (vnotice): Kill.
2893 (fnotice): Call vfprintf directly.
2894 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2895 verbatim, set_diagnostic_context): Rename string argument to
2896 indicate that it is run through gettext.
2897 (vbuild_message_string, build_message_string, output_do_printf):
2898 Rename string argument to indicate that it is NOT run through
2900 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2901 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2902 Run msgid argument through gettext.
2903 (default_print_error_function): Run constant strings through
2904 gettext when nothing else will.
2905 (fatal_error, internal_error, error_recursion): Use fnotice.
2906 Present complete sentences to gettext.
2908 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2910 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2912 2001-05-23 Richard Henderson <rth@redhat.com>
2914 * function.c (expand_function_start): Always use a pseudo
2915 for the function result value.
2917 2001-05-22 Richard Henderson <rth@redhat.com>
2919 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2920 section pointer alignment.
2922 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2924 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2925 of __USER_LABEL_PREFIX__.
2927 2001-05-22 Richard Henderson <rth@redhat.com>
2929 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2930 (__deregister_frame_info_bases): New.
2931 * unwind-dw2-fde.h: Declare it.
2932 * libgcc-std.ver: Export it.
2933 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2934 called __register_frame_info_bases.
2936 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2938 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2939 instead of #elif (which is OK for this case but not in general).
2941 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2943 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2944 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2945 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2946 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2947 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2949 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2950 David O'Brien <obrien@freebsd.org>
2952 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2953 configure-time options and target version of FreeBSD. Set-up
2954 to match architectural change in threading support. Correctly
2955 report when -pthread option is not supported by configure-time
2957 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2958 and extend to encode target version number in run-time setting
2959 of __FreeBSD__ macro to match the system compiler.
2960 (CPP_PREDEFINES): Likewise.
2961 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2963 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2964 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2966 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2967 David O'Brien <obrien@freebsd.org>
2969 * config.gcc (the unlabeled system switch statement): Add
2970 generic configuration section to handle *-*-freebsd*. Also,
2971 to match the system compiler, default to threading support (it
2972 may be disabled with the standard --disable-threads
2973 configuration-time switch).
2974 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2975 (alpha*-*-freebsd* in machine-specific section): Likewise.
2977 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2978 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2979 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2980 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2981 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2983 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2984 David O'Brien <obrien@freebsd.org>
2986 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2987 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2988 -pthread instead setting macro.
2990 2001-05-22 Richard Henderson <rth@redhat.com>
2992 * crtstuff.c (__register_frame_info_bases): Declare.
2993 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2994 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2996 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2997 (CRT_GET_RFIB_DATA): New.
2998 * config/i386/sysv4.h: Likewise.
2999 * config/i386/sco5.h: Likewise.
3000 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3002 2001-05-22 Richard Henderson <rth@redhat.com>
3004 * rtl.c (read_string): Break out from ...
3005 (read_rtx): ... here.
3007 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3009 * doc/install.texi (Specific): Remove a bogus and duplicate part
3010 copied from the end of the document.
3012 2001-05-22 Bernd Schmidt <bernds@redhat.com>
3014 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
3016 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3018 * install.texi: Remove obsolete information on SunOS as well as
3019 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
3020 (Installing GNU CC on the Sun): Remove section.
3022 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
3024 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
3025 keep errno unchanged on success.
3027 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
3029 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
3030 once for hexadecimal floats, whether or not they contain a decimal
3031 point. Don't let the setting of pedantic otherwise affect the
3032 parsing of hexadecimal floats.
3034 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3036 * README.ACORN: Remove obsolete file.
3038 2001-05-22 Jan Hubicka <jh@suse.cz>
3040 * combine.c (gen_binary): Use swap_commutative_operands_p
3041 (simplify_comparison): Likewise.
3042 * expmed.c (emit_store_flag): Likewise.
3043 * expr.c (compare_from_rtx): Likewise.
3044 (do_compare_rtx_and_jump): Likewise.
3045 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
3046 if not emitting a branch and operands want swapping.
3048 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
3050 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
3051 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
3052 (maybe_get_identifier): Update.
3053 * tree.h (make_identifier): Delete.
3055 2001-05-21 Richard Henderson <rth@redhat.com>
3057 * combine.c (subst): Do not substitute for a register as
3058 a destination subreg/strict_low_part/zero_extract.
3060 * combine.c (simplify_comparison): Update op1 after constant
3062 * recog.c (const_int_operand): Accept only constants valid
3064 * genrecog.c: Update comments wrt const_int_operand.
3066 * emit-rtl.c (init_emit_once): Zero unused memory in a
3069 2001-05-21 Mark Mitchell <mark@codesourcery.com>
3071 * tree.h (type_num_arguments): Declare it.
3072 * tree.c (type_num_arguments): New function.
3074 2001-05-21 Richard Henderson <rth@redhat.com>
3076 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
3079 2001-05-21 Geoff Keating <geoffk@redhat.com>
3081 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
3083 (minsf3): Use rs6000_emit_minmax.
3084 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
3086 (movsfcc): Use rs6000_emit_cmove.
3087 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
3088 Don't generate emit_fselsfsf4.
3089 (fseldfsf4): Likewise.
3090 (maxdf3): Use rs6000_emit_minmax.
3092 (mindf3): Use rs6000_emit_minmax.
3093 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
3095 (movdfcc): Use rs6000_emit_cmove.
3096 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
3097 Don't generate emit_fselsfsf4.
3098 (fselsfdf4): Likewise.
3099 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
3100 (min_max_operator): New predicate.
3101 (rs6000_emit_cmove): New function.
3102 (rs6000_emit_minmax): New function.
3103 * config/rs6000/rs6000-protos.h: Prototype new functions.
3104 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
3105 and min_max_operator.
3107 * config/rs6000/rs6000.c (output_cbranch): Handle all
3108 conditional types in the switch statement.
3110 2001-05-21 Mark Mitchell <mark@codesourcery.com>
3112 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
3113 non-register variables.
3114 * extend.texi: Document that asm-specifications do not make sense
3115 for non-static local variables.
3117 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
3119 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
3120 (dbxout_type_fields): Lose minimal_debug support.
3121 (dbxout_type_methods, dbxout_type): Likewise.
3123 2001-05-17 Andrew Haley <aph@redhat.com>
3125 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3127 2001-05-21 Richard Henderson <rth@redhat.com>
3129 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
3132 2001-05-20 Richard Henderson <rth@redhat.com>
3134 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
3135 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
3136 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
3137 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
3138 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
3140 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
3141 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
3142 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
3143 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
3144 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
3145 DEBUG_PUBNAMES_SECTION): Rename as above.
3146 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
3148 2001-05-20 Richard Henderson <rth@redhat.com>
3150 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
3151 operands unless the operation is commutative.
3153 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3155 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
3158 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
3160 * extend.texi: Clarify documentation of extensions included in ISO
3161 C99. Prefer C99 terminology and syntax to old GNU terminology and
3162 syntax. Add more index entries. Document mixed declarations and
3163 code as an extension in C89 mode. Warn about future changes to
3164 semantics of inline functions. Fixes PR other/930.
3166 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3168 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
3169 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
3170 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
3171 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
3173 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
3175 2001-05-20 Richard Henderson <rth@redhat.com>
3177 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
3178 to be output before a branch.
3180 2001-05-20 Richard Henderson <rth@redhat.com>
3182 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
3184 2001-05-20 Richard Henderson <rth@redhat.com>
3186 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
3187 (ASM_DOUBLE): Remove.
3188 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
3189 * config/i386/sun386.h: Likewise.
3191 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
3192 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
3194 * config/i386/cygwin.h (INT_ASM_OP): Remove.
3195 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
3196 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
3197 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
3199 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
3200 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
3201 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
3202 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
3203 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
3204 * config/i386/win32.h: Likewise.
3206 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
3208 * invoke.texi: Add more options to summary list.
3210 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
3212 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
3213 used. Fixes PR c/2291.
3214 * gcc.1: Regenerate.
3216 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3218 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
3219 the -fpic and -fPIC options, clear flag_pic.
3221 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
3223 * hashtable.c (calc_hash): Fix HASHSTEP definition.
3224 * stringpool.c (make_identifier): No statistics here anymore.
3225 * objc-act.c (steup_string_decl): Remove redundant check.
3227 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
3229 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
3230 cpplib.o, cpphash.o, fix-header): Update.
3231 (hashtable.o): New target.
3232 * c-common.h: Include cpplib.h. Define C_RID_CODE and
3233 struct c_common_identifier here.
3234 * c-lang.c (c_init_options): Update. Call set_identifier_size.
3235 * c-lex.c (c_lex): Update.
3236 * c-pragma.h: Update.
3237 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
3239 (C_RID_CODE): Delete.
3240 * cpphash.c: Rewrite to use hashtable.c.
3241 * cpphash.h: Update include guards.
3242 (struct cpp_reader): Remove hashtab.
3243 hash_ob and buffer_ob are no longer pointers. Add hash_table
3245 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
3246 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
3247 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
3248 * cppinit.c (cpp_create_reader): Update.
3249 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
3250 (cpp_interpret_charconst): Eliminate warning.
3251 * cpplib.c (do_pragma, do_endif, push_conditional,
3252 cpp_push_buffer, cpp_pop_buffer): Update.
3253 (_cpp_init_stacks): Rename cpp_init_directives.
3254 (_cpp_cleanup_stacks): Remove.
3255 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
3256 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
3257 cpp_forall_identifiers, cpp_create_reader): Update.
3258 (C_RID_CODE, cpp_make_node): New.
3259 (c_common_identifier): New identifier node for C front ends.
3260 * cppmain.c (main): Update.
3261 * fix-header.c (read_scan_file): Update.
3262 * flags.h (id_clash_len): Make unsigned.
3263 * ggc.h (ggc_mark_nonnull_tree): New.
3266 * stringpool.c: Update comments and copyright. Update to use
3268 * toplev.c (approx_sqrt): Move to hashtable.c.
3269 (id_clash_len): Make unsigned.
3270 * toplev.h (ident_hash): New.
3271 * tree.c (gcc_obstack_init): Move to hashtable.c.
3272 * tree.h: Include hashtable.h.
3273 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
3274 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
3275 (struct tree_identifier): Update.
3276 (make_identifier): New.
3278 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
3279 (C_RID_CODE): Remove.
3280 * lex.c (cxx_init_options): Call set_identifier_size. Update.
3281 (init_parse): Don't do it here.
3283 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
3285 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
3287 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
3289 (expand_eh_return): Convert between word_mode and Pmode.
3290 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
3292 (execute_stack_op): Likewise.
3293 (execute_cfa_program): Likewise.
3294 (uw_frame_state_for): Likewise.
3295 (uw_update_context_1): Likewise.
3296 * unwind.inc (_Unwind_Reason_Code): Likewise.
3297 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
3298 (EH_RETURN_STACKADJ_RTX): Likewise.
3299 * config/mips/mips.c (compute_frame_size): Make space for saving
3300 EH return registers.
3301 (mips_expand_epilogue): Handle EH stack adjustments.
3302 * config/mips/mips.md (eh_return): New pattern.
3303 (eh_set_lr_si): Likewise.
3304 (eh_set_lr_di): Likewise.
3305 Add splitter to perform EH return after reload.
3307 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3309 * jump.c (mark_jump_label): Tidy previous change.
3311 2001-05-19 Bruce Korb <bkorb@gnu.org>
3313 * fixinc/genfixes: no need for two warnings
3314 * fixinc/Makefile.in: open stdin for those building with a closed one.
3316 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3318 * jump.c (jump_optimize_1): Tidy.
3319 (mark_jump_label): When changing the label in a LABEL_REF, change
3320 update any REG_EQUAL notes as well.
3322 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
3324 * c-parse.in (parm_declarator): Split into
3325 parm_declarator_starttypename and parm_declarator_nostarttypename.
3326 (parm_declarator_starttypename, parm_declarator_nostarttypename):
3327 New. Allow parenthesised sub-declarators which don't begin with a
3328 TYPENAME. Fixes PR c/166.
3330 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3332 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
3334 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3336 * toplev.c (main): If the target does not allow profiling without
3337 a frame pointer, issue an error message.
3338 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3341 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3343 * recog.c (general_operand): Modify last change to allow it if reload
3346 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3348 * recog.c (general_operand): Prohibit nonzero subreg bytes on
3349 subregs containing mem.
3351 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
3353 * regrename.c (regrename_optimize): frame pointer register can
3356 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
3358 * README.DWARF: Move into dwarfout.c.
3360 2001-05-18 Dale Johannesen <dalej@apple.com>
3362 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
3363 specific misuse of r0 as a reload address.
3365 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
3367 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
3370 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3372 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
3373 (add_to_sequence): Make that decision type.
3374 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
3375 (write_switch, write_cond, debug_decision_2): Likewise.
3377 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
3379 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
3382 2001-05-18 Stan Shebs <shebs@apple.com>
3384 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
3385 * configure: Regenerate.
3387 2001-05-18 Per Bothner <per@bothner.com>
3389 Changes needed for java/jvspec.c
3390 * gcc.h (n_infiles, outfiles): Add declarations.
3391 * gcc.c (n_infiles, outfiles): Mske no longer static.
3393 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
3395 * config/pa/som.h (EXCEPTION_SECTION): Define.
3397 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
3399 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
3401 Add have_location_lists, a variable to determine whether we need a
3402 .debug_loc section or not.
3403 (enum dw_val_class): Add dw_val_class_loc_list.
3404 (dw_val_struct): Add val_loc_list.
3405 (dw_loc_list_struct): New structure, represents location lists.
3406 (new_loc_list): New function, return a new location list, given
3407 the range and location expression.
3408 (add_loc_descr_to_loc_list): New function, add a location
3409 expression to a location list, given the expression and range.
3410 (output_loc_list): New function, output a location list.
3411 (gen_internal_sym): Modified to take symbol prefix, so we can
3412 reuse it for location list symbols.
3413 (add_AT_loc_list): New function, add a location list to a DIE at
3414 the named attribute.
3415 (AT_loc_list): New function, return the location list reference
3416 for a given attribute, if it's a location list.
3417 (print_die): Handle dw_val_class_loc_list.
3418 (size_of_die): Ditto.
3419 (value_format): Ditto.
3420 (output_die): Ditto.
3421 (output_location_lists): New function, output all of the location
3422 lists for a DIE and it's children.
3423 (dwarf2out_finish): Call output_location_lists if we have location
3427 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3429 * gcse.c (try_replace_reg): First try global replace, later try to
3430 simplify the expression.
3432 * gcse.c (find_used_regs): Change calling convention; work via
3434 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
3436 2001-05-18 Bernd Schmidt <bernds@redhat.com>
3439 2001-02-09 Nick Clifton <nickc@redhat.com>
3440 * config/arm/arm.md: Change output constraint on post inc
3441 load/store multiple patterns to be a read/write constraint.
3443 2001-05-18 Mark Mitchell <mark@codesourcery.com>
3445 * basic-block.h (struct basic_block_def): Add documentation about
3446 what a basic block is, and what the various fields are used for.
3447 * flow.c (calculate_globlal_regs_live): Add documentation about
3448 how the algorithm works, and how we know that it will terminate.
3449 Check that the the inductive assumption that guarantees
3450 termination actually holds.
3451 (mark_used_regs): Treat conditionally set registers as used.
3452 (debug_regset): Add comment.
3453 * rtl.texi (cond_exec): Add documentation.
3455 * function.c (expand_function_start): Avoid creating BLKmode
3458 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3460 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
3461 DIE, even if it has no children.
3462 (dwarf2out_finish): Always output the line-number table, even if
3465 2001-05-18 David Edelsohn <edelsohn@gnu.org>
3467 * rs6000.md (movsfcc,movdfcc): Remove NE case.
3469 2001-05-17 Bruce Korb <bkorb@gnu.org>
3471 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
3472 * fixinc/genfixes: emit a warning if AutoGen is out of date
3474 2001-05-17 Brendan Conoboy <blc@cygnus.com>
3475 Bruce Korb <bkorb@gnu.org>
3477 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
3478 found in fixinc directory. Facilitates binary distributions.
3480 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
3482 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
3485 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
3487 * dwarf2out.c (modified_type_die): Equate qualified type to die.
3489 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3491 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
3492 (simplify_subreg): Handle complex types represented as CONCAT.
3494 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
3495 * rtl.h (swap_commutative_operands_p): Declare.
3496 * rtlanal.c (swap_commutative_operands_p): New.
3497 (operand_preference): New static function.
3499 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
3500 (gen_binary): Likewise.
3501 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
3502 * simplify-rtx.c (simplify_gen_binary,
3503 simplify_gen_relational): Likewise.
3505 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3507 * cse.c (fold_rtx): Use simplify_subreg.
3509 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
3510 (simplify_gen_subreg): New.
3511 (simplify_rtx): Use simplify_subreg.
3512 * rtl.h (simplify_gen_subreg): Declare.
3514 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3516 * doc/install.texi: Update Solaris information.
3518 * except.h (protect_cleanup_actions): Remove it.
3519 (lang_protect_cleanup_actions): Declare it.
3520 * except.c (protect_cleanup_actions): Remove it.
3521 (lang_protect_cleanup_actions): New variable.
3522 (init_eh): Don't make protect_cleanup_actions a GC root.
3523 (expand_eh_region_and_cleanup): Call
3524 lang_protect_cleanup_actions.
3525 (output_function_exception_table): Remove unused `align'
3527 * varasm.c (assemble_external): Abort if we have not yet
3528 opened the assembly output file.
3530 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
3532 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
3533 for eh_personality_libfunc.
3535 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3537 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
3538 when calling simplify_subreg. This is needed to allow replacing
3539 of expression of one mode by expression of different mode.
3541 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3543 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
3545 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3547 * expr.c (protect_from_queue): Protect against subsequent calls to
3549 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
3552 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3554 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
3556 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3558 * gccbug.in (CATEGORIES): Add "bootstrap".
3560 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3562 * simplify-rtx.c (simplify_subreg): Break out from ...
3563 * combine.c (combine_splify_rtx) ... here and ...
3564 * recog.c (validate_replace_rtx_1): ... here;
3565 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
3566 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
3567 (subreg_lowpart_p): ... here.
3569 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3571 * stmt.c (expand_asm_operands): For inout operands, make sure
3572 the substitution of '=' for '+' makes it into the rtl.
3574 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
3575 (reload_as_needed): Call update_eliminable_offsets a bit later.
3577 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3579 * gcc.texi (gccbug): Refer to the web pages for detailed information
3582 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3584 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
3586 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
3587 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
3588 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
3589 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
3590 * cross-make: Don't set LIBGCC1.
3591 * mklibgcc.in: Delete all code for building from libgcc1.c.
3592 Always honor LIB1ASMFUNCS if set.
3594 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
3595 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
3596 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
3597 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
3598 config/i386/uwin.asm, config/m68hc11/larith.asm,
3599 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
3600 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
3601 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
3602 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
3603 Delete or update references to libgcc1 in commentary.
3605 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
3606 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
3607 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
3608 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
3609 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
3610 config/arm/t-semi, config/arm/t-strongarm-coff,
3611 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
3612 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
3613 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
3614 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
3615 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
3616 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
3617 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
3618 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
3619 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3620 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
3621 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
3622 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
3623 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
3624 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
3625 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
3626 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
3627 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
3628 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
3629 config/mips/t-ultrix, config/mn10200/t-mn10200,
3630 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
3631 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
3632 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
3633 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
3634 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
3635 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
3636 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
3637 config/sparc/t-sparclite, config/sparc/t-splet,
3638 config/sparc/t-sunos41, config/sparc/t-vxsparc,
3639 config/sparc/t-vxsparc64, config/v850/t-v850:
3640 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
3642 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
3643 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
3644 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
3645 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
3646 nongcc_SI_type, nongcc_word_type, or perform_*
3647 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
3649 * config/i386/386bsd.h, config/i386/beos-elf.h,
3650 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3651 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
3652 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
3653 Don't include i386/perform.h.
3655 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
3656 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
3657 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
3658 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
3659 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
3660 config/vax/t-openbsd, config/vax/t-vax: Delete.
3662 * config.gcc: Remove references to deleted files.
3663 (arm-semi-aof): Use arm/t-semi for tmake_file.
3665 * gcc.texi, install.texi, invoke.texi, tm.texi:
3666 Delete or rewrite text which is no longer relevant now that
3667 libgcc1 no longer exists.
3669 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
3670 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
3672 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
3673 Bruce Korb <bkorb@gnu.org>
3675 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
3678 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3680 * i386.md: Add two peepholes to clean up code generated by
3683 2001-05-16 Richard Henderson <rth@redhat.com>
3685 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
3686 variants of non-absolute encodings.
3688 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3690 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
3691 __register_frame_info_table_bases): Export.
3693 2001-05-16 Richard Henderson <rth@redhat.com>
3695 * except.c (eh_data_format_name): Move to ...
3696 * dwarf2asm.c: ... here. Use designated initializers if available.
3697 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
3698 * dwarf2asm.h: Update declarations.
3699 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3700 ASM_PREFERRED_EH_DATA_FORMAT.
3701 (output_call_frame_info): Likewise. Use 'L' augmentation for
3704 * unwind-dw2-fde.h (struct fde_vector): New.
3705 (struct old_object): Rename from struct object.
3706 (struct object): New.
3707 (__register_frame_info_bases): Declare.
3708 (__register_frame_info_table_bases): Declare.
3709 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3710 * unwind-dw2-fde.c (objects): Remove.
3711 (unseen_objects, seen_objects): New.
3712 (__register_frame_info_bases): New.
3713 (__register_frame_info): Use it.
3714 (__register_frame_info_table_bases): New.
3715 (__register_frame_info_table): Use it.
3716 (__deregister_frame_info): Rewrite for changed object struct.
3717 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3718 (fde_unencoded_compare): Rename from fde_compare; uninline.
3719 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3720 (start_fde_sort): Adjust for new definition of fde_vector.
3721 (fde_insert): Likewise.
3722 (end_fde_sort): Likewise. Select comparison function based
3723 on properties of the object.
3724 (fde_split): Take object and fde_compare_t arguments.
3725 (frame_heapsort, fde_merge): Likewise.
3726 (classify_object_over_fdes): Rename from count_fdes. Handle
3727 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3729 (add_fdes): Handle encoded pointers.
3730 (init_object): Rename from frame_init. Update for new struct object.
3731 (linear_search_fdes): Rename from search_fdes. Handle encoded
3733 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3734 (binary_search_single_encoding_fdes): New.
3735 (binary_search_mixed_encoding_fdes): New.
3736 (search_object): New.
3737 (_Unwind_Find_FDE): Update for new struct object. Fill in
3739 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3740 iterating over EH data.
3741 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3742 fde_encoding, lsda_encoding.
3743 (read_uleb128, read_sleb128): Remove.
3744 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3745 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3746 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3748 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3750 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3752 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3753 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3754 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3755 cpp_spell_token, cpp_output_token): Similarly.
3756 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3757 do_pragma_poison, parse_assertion, do_assert): Similarly.
3758 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3759 save_parameter, _cpp_create_definition, check_trad_stringification,
3760 cpp_macro_definition): Similarly.
3761 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3762 * c-lex.c (cb_undef, c_lex): Similarly.
3763 * fix-header.c (recognized_function): Similarly.
3764 * cpplib.h (NODE_LEN, NODE_NAME): New.
3765 (cpp_hashnode): Rename length len.
3767 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3769 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3772 2001-05-16 Andreas Jaeger <aj@suse.de>
3774 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3776 * toplev.c: Include dwarf2asm.h for prototype of
3777 dw2_output_indirect_constants.
3779 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3781 * stmt.c (expand_asm_operands): Be able to offload addressof
3782 expression to memory. (PR optimization/185)
3784 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3786 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3787 applying distributive law.
3789 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3791 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3793 * gthr-dce.h (UNUSED): Attribute unused macro.
3794 (__gthread_key_dtor): Make arguments UNUSED.
3795 (__gthread_key_delete): Revise for compatibility with DRAFT4
3798 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3800 * doc/install.texi: Update AIX information.
3801 * README.RS6000: Remove obsolete file.
3803 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3804 Nathan Sidwell <nathan@codesourcery.com>
3806 * gcc.c (give_switch): Don't write before start of string.
3807 Always append suffix.
3809 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3811 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3814 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3816 * README.ALTOS: Remove obsolete file.
3818 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3820 * c-lex.h (save_and_forget_protocol_qualifiers,
3821 forget_protocol_qualifiers, remember_protocol_qualifiers):
3822 Remove deleted functions' prototypes.
3824 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3826 * c-parse.in (methodtype): New production.
3827 (methoddef, methodproto): Collapse separate '-' and '+'
3830 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3832 * c-common.h (RID_FIRST_PQ): New.
3833 * c-parse.in (objc_pq_context): New.
3834 (objc parser): Set objc_pq_context rather than calling
3835 remember_protocol_qualifiers and forget_protocol_qualifiers.
3836 Don't call save_and_forget_protocol_qualifiers.
3837 (yylexname): Handle objc protocol qualifiers here.
3838 * stringpool.c (struct str_header): Replace with sp_hashnode.
3839 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3840 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3841 Allocate an IDENTIFIER_NODE for each identifier.
3842 (FORALL_STRINGS, set_identifier): Delete.
3843 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3844 (ggc_alloc_string): Use an obstack.
3845 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3846 * tree.h: Update comments.
3847 (set_identifier): Delete.
3848 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3849 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3850 remember_protocol_qualifiers): Delete.
3852 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3854 * flow.c (life_analysis): After life analysis is complete, do
3855 an optional scan over insns looking for REG_LABEL notes that
3856 reference a deleted label.
3857 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3858 before peeking at LABEL_NUSES.
3860 2001-05-15 Richard Henderson <rth@redhat.com>
3862 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3863 (_Unwind_GetTextRelBase): New.
3865 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3867 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3869 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3871 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3872 so that CHOOSE_SECTION gets used.
3874 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3875 TARGET_RELOCATABLE like flag_pic for now.
3877 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3879 * rs6000.md (movdi splitter): Sign extend more efficiently.
3880 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3881 to "long long" valid on 32-bit and 64-bit hosts.
3882 (logical_operand): Cast trunc_int_for_mode return value.
3883 (rs6000_emit_move): Shift macro to encapsulate variable.
3884 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3885 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3886 plus_constant requires signed argument.
3888 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3890 * gthr-posix.h: Make additional pthread-* functions weak.
3892 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3894 * recog.c (apply_change_group): Avoid unneeded validating.
3896 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3898 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3899 (num_insns_constant): CONST_INT can be 64-bits.
3901 2001-05-14 Stan Shebs <shebs@apple.com>
3903 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3904 (LIBGCC_SPEC): Don't define.
3906 2001-05-14 Richard Henderson <rth@redhat.com>
3908 * configure.in (gcc_cv_as_eh_frame): New test.
3909 * config.in, configure: Rebuild.
3910 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3912 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3914 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3915 extended precision divide.
3917 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3919 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3920 for RETURNS as well.
3922 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3924 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3925 (CPP_CPU??_SIZE_TYPE): New.
3926 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3927 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3928 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3929 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3931 * i386.c (override_options): Add sorry about not suported modes.
3933 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3935 * config/pa/som.h (NM_FLAGS): Remove.
3936 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3937 (ASM_OUTPUT_SECTION_NAME): Remove.
3938 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3940 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3942 * regrename.c (regrename_optimize): Do not rename registers to
3945 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3947 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3948 contain MEMs. Remove useless distinction about clobbering
3951 2001-05-13 Geoff Keating <geoffk@redhat.com>
3953 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3954 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3955 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3956 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3957 (EXCEPTION_SECTION): Define.
3959 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3961 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3962 binary backward compat only.
3963 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3964 in LIB2FUNCS. Pass it to mklibgcc.
3965 * mklibgcc.in: Handle LIB2FUNCS_ST.
3967 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3969 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3971 * tm.texi (THREAD_MODEL_SPEC): Document it.
3972 * gcc.c (main): Use it.
3973 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3974 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3976 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3978 * rtl.h (SYMBOL_REF_WEAK): New macro.
3979 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3980 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3981 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3982 * gcc.texi: Remove wrong description.
3984 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3986 * Makefile.in (STAMP): New macro.
3987 Replace all uses of `touch' with $(STAMP).
3988 * fixinc/Makefile.in: Likewise.
3990 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3992 * configure.in: ldopen is never in -lexc, so don't test for it.
3993 Add test for exc_resume in -lexc for Ada.
3994 * configure: Regenerated.
3996 2001-05-12 Richard Henderson <rth@redhat.com>
3998 * dwarf2asm.c (size_of_encoded_value): New function.
3999 * dwarf2asm.h: Declare it.
4000 * except.c (output_function_exception_table): Align the TType
4001 array only as wide as the encoding.
4003 2001-05-12 Zack Weinberg <zackw@stanford.edu>
4005 * extend.texi: Document #pragma GCC java_exceptions.
4007 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4009 * c-parse.in (bison parser, init_reswords): Remove uses of
4011 * c-tree.h (doing_objc_thang): Remove.
4013 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
4015 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
4016 about files not ending in newlines.
4018 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4020 * dwarfout.c (dwarfout_init): Add cast.
4021 * sched-deps.c (sched_analyze_insn): Remove unused vars.
4022 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
4024 * method.c (build_mangled_C99_name): Remove unused prototype.
4026 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
4028 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
4030 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
4032 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
4033 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
4035 2001-05-11 Richard Henderson <rth@redhat.com>
4037 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
4038 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
4039 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
4040 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
4041 (dw2_output_indirect_constants): Prototype.
4042 * dwarf2out.c (dwarf2out_begin_prologue): Generate
4043 current_function_func_begin_label if we'll need it for EH. Exit
4044 early for IA64_UNWIND_INFO.
4045 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
4046 (eh_data_format_name): Update for indirect references.
4047 (output_function_exception_table): Care for IA64_UNWIND_INFO.
4048 Handle ASM_PREFERRED_EH_DATA_FORMAT.
4049 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
4050 define HAVE_eh_return etc.
4051 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
4052 (final_end_function): Don't call output_function_exception_table.
4053 * toplev.c (compile_file): Call dw2_output_indirect_constants.
4054 (rest_of_compilation): Invoke output_function_exception_table
4055 for ia64 before assemble_end_function.
4056 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
4057 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
4059 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
4060 * unwind.h: Declare them.
4061 * libgcc-std.ver: Export them.
4062 * unwind-pe.h: New file.
4064 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
4066 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
4068 (find_fde_for_dso): Extract DT_PLTGOT.
4069 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
4070 the segment and gp as well.
4071 * config/ia64/frame-ia64.c: Remove file.
4072 * config/ia64/frame-ia64.h: Remove file.
4073 * config/ia64/unwind-ia64.c: New file.
4074 * config/ia64/unwind-ia64.h: New file.
4075 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
4076 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
4077 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
4078 (ASM_PREFERRED_EH_DATA_FORMAT): New.
4079 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
4080 (IA64_UNWIND_INFO): Re-enable.
4081 (HANDLER_SECTION): Remove.
4082 (EH_RETURN_DATA_REGNO): New.
4083 * config/ia64/ia64.md (exception_receiver): Remove.
4084 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
4085 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
4087 2001-05-11 Richard Henderson <rth@redhat.com>
4089 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
4090 calls and jumps to be bundled together.
4091 (ia64_reorg): Emit a break after a noreturn call that ends
4093 * config/ia64/ia64.md (break_f): New.
4095 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
4097 * c-lex.c (lex_charconst): Convert into a simple wrapper
4098 around cpp_interpret_charconst, to which most of the code
4100 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
4101 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
4102 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
4103 (lex): Use cpp_interpret_charconst.
4104 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
4105 hex_digit_value): New functions.
4106 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
4107 * cpplib.h (cpp_interpret_charconst): New prototype.
4108 * Makefile.in: Update.
4110 2001-05-12 Dean Wakerley <dean@wakerley.com>
4112 * doc/install.texi: New file. Converted to texinfo from the HTML
4113 documentation in wwwdocs/htdocs/install.
4115 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
4117 * gcse.c (insert_insn_end_bb): Do not search for assignments to
4118 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
4120 * toplev.c (compile_file): Move comment for opening output
4121 file to just before the code that opens the output file.
4123 2001-05-11 Jakub Jelinek <jakub@redhat.com>
4125 * regmove.c (regmove_optimize): Suppress the optimization for
4126 unchanging destination register. Add comment above function.
4128 2001-05-11 Zack Weinberg <zackw@stanford.edu>
4130 * Makefile.in: Exterminate all references to assert.h.
4131 * cross-make: Likewise.
4133 * configure.in: Correct commentary.
4134 * configure: Regenerate.
4136 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
4139 * config/t-freebsd, config/t-linux, config/t-linux-aout,
4140 config/t-netbsd, config/t-rtems, config/x-linux,
4141 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
4142 No need to override INSTALL_ASSERT_H.
4144 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
4145 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
4146 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
4148 2001-05-11 Graham Stott <grahams@redhat.com>
4150 * combine.c (simplify_comparison): Fix typo.
4152 2001-05-11 Mark Mitchell <mark@codesourcery.com>
4154 * loop.h (struct movables): Remove `num'.
4155 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
4156 Adjust call to strength_reduce.
4157 (num_unmoved_movables): New function.
4158 (move_movables): Don't set movables->num.
4159 (strength_reduce): Compute the number of instructions in the loop
4160 here, rather than in the caller.
4161 (check_dbra_loop): Always clear reversible_mem_store if there
4162 are any memory sets.
4163 (loop_regs_scan): Don't count instructions here.
4164 (count_insn_in_loop): New function.
4166 2001-05-11 Mark Mitchell <mark@codesourcery.com>
4168 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
4170 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
4172 * c-common.c (finish_label_expr): New function, lifted from
4173 from cp/semantics.c.
4174 * c-common.h (finish_label_expr, lookup_label): New prototypes.
4175 * c-parse.in: Move 3 blocks of parser code into new functions.
4176 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
4177 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
4178 (lookup_label): Remove.
4180 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
4182 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
4183 FLOAT_BIT_ORDER_MISMATCH.
4185 2001-05-10 David Edelsohn <edelsohn@gnu.org>
4187 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
4188 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
4190 2001-05-10 David Edelsohn <edelsohn@gnu.org>
4192 * expr.c (emit_group_load): extract_bit_field requires a REG or
4195 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
4197 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
4198 a computed jump into an unconditional jump.
4199 In second hunk of code for collapsing computed and conditional jumps
4200 into unconditional jumps, reemit the jump in additional cases.
4202 * jump.c (jump_optimize_1): Do not wrap the new jump target
4203 inside a LABEL_REF; gen_jump will do that automatically.
4205 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
4207 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
4208 contents for a SYMBOL_REF in case of floating point constants.
4210 2001-05-10 DJ Delorie <dj@redhat.com>
4212 * c-common.c (combine_strings): Widen strings in a
4213 host-endian-independent way.
4215 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
4217 * c-parse.in: Remove many shift/reduce conflicts. Update
4219 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
4220 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
4221 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
4222 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
4223 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
4224 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
4225 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
4226 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
4227 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
4228 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
4229 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
4230 typespec_reserved_nonattr, typespec_reserved_attr,
4231 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
4232 structsp_nonattr, components_notype, component_notype_declarator,
4233 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
4234 firstparm, setspecs_fp): New
4235 (typed_declspecs, reserved_declspecs, typed_typespecs,
4236 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
4237 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
4238 declmods_no_prefix_attr, nonempty_type_quals, structsp,
4239 type_quals): Remove. Users updated.
4240 (initdecls, notype_initdecls, after_type_declarator,
4241 parm_declarator, notype_declarator, absdcl1, components, ivars):
4242 Don't allow attributes at the start of a declarator; include them
4243 in the production containing the declarator instead. Always
4244 require type specifiers before trying to redeclare a typedef name.
4245 (typename): Allow for attributes but warn that they are ignored.
4246 (parmlist, firstparm, setspecs_fp): Include attributes in
4247 parmlist; suck them off the parser stack in firstparm using
4250 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
4252 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
4253 to determine if a block has an unconditional jump at its end.
4255 * jump.c (jump_optimize_1): When converting a conditional jump
4256 to an unconditional jump, build the jump using gen_jump instead
4257 of just modify operands in-place.
4259 2001-05-09 Zack Weinberg <zackw@stanford.edu>
4261 * cppinit.c (cpp_post_options): Shut off macro expansion if
4263 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
4264 IN_I directives only if the # is in column 1 and the directive
4265 name begins in column 2.
4266 * cppmain.c (scan_buffer): Insert a space between # and an
4267 identifier, when that identifier is a directive name.
4269 * tradcpp.c (struct file_buf): Add a pointer to the next entry
4270 in the header search path.
4271 (enum node_type): Add T_INCLUDE_NEXT.
4272 (directive_table): Add entry for include_next.
4273 (do_include_next): New function.
4274 (process_include): New routine, broken out of do_include.
4275 (finclude): Insert 'nhd' argument, to be copied into
4276 next_header_dir of the new buffer.
4277 (main): Adjust to match.
4278 * gsyslimits.h, limity.h: Un-indent #include_next.
4280 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
4282 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
4283 inclusion as a chapter of the GCC manual.
4284 * gcc.texi: Include objc.texi.
4285 * fdl.texi: Use @unnumberedsec for the addendum.
4286 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
4288 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4290 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
4292 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
4294 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
4295 handling of two-address insns.
4297 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
4299 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
4300 ../binutils/nm-new instead of ../binutils/nm.
4302 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4304 * i386.md (movdi splitter): Fix the splitting condition
4305 (float_extenddftf splitter): Fix mode.
4307 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4309 * genrecog.c (write_switch): Avoid outputting of switch for
4310 types wider than int.
4312 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
4314 * reload1.c (copy_eh_notes): New function.
4315 (emit_input_reload_insns): Call it.
4316 (emit_output_reload_insns): Call it.
4318 2001-05-07 Zack Weinberg <zackw@stanford.edu>
4320 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
4322 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
4323 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
4325 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
4327 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
4329 * pa.md (interspace_jump): Revise comment.
4330 (builtin_longjmp): Block initial setup insns from delay slot of
4332 (builtin_setjmp_receiver): New expander to save and restore PIC
4335 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
4337 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
4339 * toplev.c (compile_file): Set up the output file before we call
4340 the various initializers for the compiler.
4342 * except.c (sjlj_mark_call_sites): Do not search for assignments to
4343 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
4345 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
4346 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
4348 2001-05-06 Zack Weinberg <zackw@stanford.edu>
4350 * Makefile.in (tradcpp0): Correct typo in dependency list.
4352 2001-05-06 Geoff Keating <geoffk@redhat.com>
4354 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
4355 the link register if we're not going to use it.
4357 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
4358 (output_function_profiler): Likewise.
4360 2001-05-07 Alan Modra <amodra@one.net.au>
4362 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
4364 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
4366 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
4367 zero-extend it. Make abs_inc unsigned.
4369 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
4370 widest mode in narrowing and widening operations.
4372 * config/mips/mips.md: Sign extend CONST_INTs.
4374 2001-05-06 Andreas Jaeger <aj@suse.de>
4376 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
4377 (i386 Options): Document -momit-leaf-frame-pointer.
4379 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4381 * c-typeck.c (internal_build_compound_expr): Check for
4382 array to pointer conversion just once.
4384 2001-05-05 Richard Henderson <rth@redhat.com>
4386 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
4388 2001-05-05 Richard Henderson <rth@redhat.com>
4390 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
4391 to the parent of the fixup region.
4393 2001-05-05 Jakub Jelinek <jakub@redhat.com>
4395 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
4397 * cpp.texi (__NO_INLINE): Document it.
4399 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4401 * cppfiles.c (struct include_file): New member err_no.
4402 (find_or_create_entry): Set it.
4403 (open_file): Don't set fds to -2. Instead, use err_no to
4404 remember previous errors, if any.
4406 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4408 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
4409 between X and Y by using sequences of xgdx and xgdy.
4411 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4413 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
4414 of '!' for the 'D' alternative ('!' is too strong).
4415 ("*logicalsi3_silshl16"): Likewise.
4416 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
4417 ("movstrictsi"): Remove spurious '+'.
4418 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
4419 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
4420 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
4423 2001-05-04 David Edelsohn <edelsohn@gnu.org>
4425 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
4427 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
4429 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
4432 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4434 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
4437 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4439 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
4440 soft register, use ror instead of rol.
4442 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4444 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
4445 into account pre/post increment decrement for 68HC12.
4446 Fix other problems in replacement and fix call to reg_mentioned_p.
4448 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4450 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
4451 Put the soft registers in bss for 68HC12.
4452 (L_regs_d3_4): New for _.d3 and _.d4.
4453 (L_regs_d5_6): Likewise.
4454 (L_regs_d1_2): Likewise.
4455 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
4457 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4459 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
4460 to the pre-processor when -fshort-double is specified.
4461 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
4463 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4465 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
4466 (__mulsi3): Rewrite for 68HC12.
4467 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
4468 Mark 'x' constraint with earlyclobber to prevent a
4469 RELOAD_FOR_OTHER_ADDRESS to go in it.
4470 (mulhi3_m68hc12): New pattern.
4471 (mulhi3_m68hc11): Rename of mulhi3.
4472 (mulhi3): New expand for 68HC12 optimisation.
4473 (umulhisi3, mulhisi3): New patterns for 68HC12.
4475 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4477 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
4478 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
4479 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
4481 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4483 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
4484 constants cheap after reload.
4485 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
4487 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
4488 so that gcc prefers a shift by 16.
4489 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
4491 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
4493 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
4495 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4497 * alpha.h: NULL_PTR -> NULL.
4504 * i386.md: Likewise.
4507 * m68hc11.h: Likewise.
4508 * rs6000.h: Likewise.
4511 * sparc.h: Likewise.
4515 * final.c: Likewise.
4517 * recog.c: Likewise.
4519 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4521 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
4522 `bool' parameter to `int'.
4524 * hash.c (hash_lookup): Likewise.
4526 * hash.h (hash_lookup): Likewise.
4528 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
4530 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4532 * i386.c (x86_initialize_trampoline): Fix mode of constant.
4534 2001-05-03 Geoff Keating <geoffk@redhat.com>
4536 * invoke.texi (i386 Options): Delete references to -malign-jumps,
4537 -malign-loops, -malign-functions.
4538 * i386.c (ix86_align_funcs): Delete.
4539 (ix86_align_loops): Delete.
4540 (ix86_align_jumps): Delete.
4541 (override_options): Mark -malign-* as obsolete. Emulate their
4542 behaviour with the -falign-* options. Default -falign-* from
4543 the processor table.
4544 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
4545 patch of Wed May 2 13:09:36 2001.
4546 (LOOP_ALIGN): Delete.
4547 (LOOP_ALIGN_MAX_SKIP): Delete.
4548 (LABEL_ALIGN_AFTER_BARRIER): Delete.
4549 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
4551 2001-05-04 Andreas Jaeger <aj@suse.de>
4553 * except.h: Add prototype declaration for
4554 expand_builtin_init_dwarf_reg_sizes.
4556 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
4558 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
4560 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4562 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
4564 ("bitcmpqi2"): New pattern for bit-extract and test.
4565 ("bitcmphi"): New pattern for bitb/bita instructions.
4567 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4569 * gccbug.in: Use a temporary directory when the mktemp command is
4572 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4574 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
4576 (INITIALIZE_TRAMPOLINE): Call it.
4577 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
4578 (TRAMPOLINE_TEMPLATE): Remove.
4579 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
4580 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
4583 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4585 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
4586 and crtendS.o with PIC.
4588 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4590 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
4592 (___subdi3, ___adddi3): Use x instead of y as index register.
4593 (__init_bss_section, __map_data_section): Optimize for 68HC12.
4594 (__memset, __memcpy): Likewise.
4595 (regs): Put the soft registers in bss for 68HC12.
4596 (abort): Use trap to abort for 68hc12.
4597 (__mulhi3, __mulhi32): Use emul for 68hc12.
4598 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
4600 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4602 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
4603 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
4604 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
4605 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
4606 Set 68HC12 min offset to -65536.
4607 (print_operand): Put parenthesis arround the operand if it refers
4608 to a symbol having the same name as a register.
4609 (m68hc11_z_replacement): When z register is replaced by its
4610 equivalent soft register, force the insn to be re-recognized.
4611 (m68hc11_check_z_replacement): Fix the test when destination is
4612 the index register and z dies in the insn.
4613 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
4615 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4617 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
4618 costs according to processor variant.
4619 (m68hc11_shift_cost): New function to compute shift costs.
4620 (m68hc11_rtx_costs): Define costs according to processor variant.
4621 (m6811_cost): Costs for 68HC11.
4622 (m6812_cost): Costs for 68HC12.
4623 (COSTS_N_INSNS): Remove.
4625 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
4626 (DEFAULT_RTX_COSTS): Remove.
4627 (CONST_COSTS): Define costs according to OUTER_CODE.
4628 (processor_costs): New struct to define costs.
4629 (m68hc11_cost): Pointer to current costs.
4631 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4633 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
4634 and use m68hc11_notice_keep_cc when using leax/leay.
4635 (addhi3 split): Reject split if the insn is handled by
4637 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
4638 push must be handled in a special way if the source operand uses
4639 sp as index register.
4640 (m68hc11_notice_keep_cc): New function.
4641 (m68hc11_gen_movhi): Use it when an insn changes a register but
4643 (m68hc11_gen_movqi): Fix move for 68HC12.
4644 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
4646 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4648 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4649 and don't pass operands[0] to emit_library_call_value.
4651 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4653 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4654 (zero_extendsi split): Simplify and use (zero_extendhi).
4655 (*addhi3): Remove 'w' constraint since stack pointer is handled
4657 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4658 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4659 (*ashrhi3_const): Fix shift by 7.
4660 (*lshrsi3_const16): Fix template.
4661 (call, call_value): Fix constraint and predicate.
4663 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4665 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4666 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4667 (CC_REGNUM): Likewise.
4668 (*unnamed splits): Use above constants instead of hard coded numbers.
4669 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4670 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4671 (*return_16bit, *unnamed peepholes): Likewise.
4673 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4675 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
4676 rs6000/rs6000.h twice.
4678 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
4680 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
4681 (CPP_SPEC): Conditionally define MSDOS and GO32.
4682 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
4683 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
4685 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
4687 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4689 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
4691 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4693 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4694 * integrate.c (expand_inline_function): Use xcalloc to allocate
4696 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4699 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4701 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4704 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4706 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
4707 linker if -mrelax is given.
4708 (TARGET_SWITCHES): Document -mrelax.
4710 Re-installed 2001-01-09's patch:
4711 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4712 if it's wider than long and the target's long is wider than the
4715 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4717 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4718 directly include rs6000/rs6000.h. Instead do it in tm.h.
4720 2001-05-02 Stan Shebs <shebs@apple.com>
4722 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4723 NSConstantString for NeXT-style runtimes.
4724 (STRING_OBJECT_GLOBAL_NAME): New macro.
4725 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4726 OCTI_STRING_CLASS_DECL.
4727 (constant_string_global_id): New macro.
4728 (string_class_decl): Ditto.
4729 (setup_string_decl): New function.
4730 (build_objc_string_object): Use it to build a NeXT runtime
4731 compatible string initializer.
4733 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4735 * tradcpp.c (do_define): Make sure we don't walk past limit.
4737 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4739 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4740 offsets if not REG_OK_STRICT.
4742 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4743 (INT_REG_OK_FOR_INDEX_P): Likewise.
4744 (INT_REG_OK_FOR_BASE_P): Likewise.
4745 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4746 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4747 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4748 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4749 REG_OK_FOR_BASE_P. Take an additional parameter.
4750 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4751 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4752 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4753 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4754 rs6000_legitimate_address() and use it.
4755 * config/rs6000/rs6000.c: Update all callers.
4756 (rs6000_legitimate_address): New function.
4758 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4760 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4761 special_constant conditional blocks together.
4763 2001-05-02 Dale Johannesen <dalej@apple.com>
4765 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4767 (STRICT_ARGUMENT_NAMING): Define.
4768 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4769 function_arg_partial_nregs, setup_incoming_varargs): Remove
4770 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4773 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4775 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4777 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4780 * expr.c (store_field): Do nothing except elaborate side-effects if
4783 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4785 * c-lex.c: NULL_PTR -> NULL.
4787 * emit-rtl.c: Likewise.
4789 * genpeep.c: Likewise.
4791 * mips-tdump.c: Likewise.
4792 * reload1.c: Likewise.
4793 * rtlanal.c: Likewise.
4795 * stor-layout.c: Likewise.
4796 * toplev.c: Likewise.
4798 2001-05-01 Per Bothner <per@bothner.com>
4800 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4801 call do_pending_stack_adjust before emiting label.
4803 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4805 * extend.texi: Fix typo.
4807 2001-05-01 Stan Shebs <shebs@apple.com>
4809 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4810 of UOBJC_MODULES_decl.
4811 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4812 (generate_descriptor_table): Ditto.
4813 (generate_protocols): Ditto.
4814 (generate_protocol_list): Ditto.
4815 (generate_classref_translation_entry): Ditto.
4817 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4819 * invoke.texi (Optimize Options): Add documentation for `--param
4820 max-delay-slot-insn-search' and `--param
4821 max-delay-slot-live-search' and reorder --param section.
4822 * params.def: Modify initial comment.
4823 * params.h (param_info): Add `help' member.
4824 * toplev.c (lang_independent_params): Include `help' description.
4825 (display_help): Print --param parameters.
4827 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4829 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4830 Remove references to deleted files.
4831 (*-*-openbsd): No need to override xmake_file.
4832 (*-*-sysv4): Treat like *-*-sysv.
4834 * configure.in: Probe for ldopen in various places, and set up
4835 collect2 to be linked with them if found.
4836 Don't dink with Windows registry stuff unless $host_os is a
4837 Win32 os name. Check to see if we need -ladvapi32.
4838 * configure: Regenerate.
4840 * Makefile: Get rid of CLIB and HOST_CLIB.
4841 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4842 * build-make: Get rid of HOST_CLIB.
4844 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4845 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4846 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4847 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4848 config/rs6000/x-rs6000: Delete.
4850 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4853 24 x-host fragments remain, 0 x-cpu, 3 top level.
4855 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4857 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4858 * configure: Regenerate.
4860 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4862 * Makefile.in (install-headers): Remove redundant dependency.
4864 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4866 * c-tree.texi (USING_STMT): Document.
4868 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4870 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4871 * c-common.c: Likewise.
4872 * c-decl.c: Likewise.
4873 * combine.c: Likewise.
4874 * rs6000.c: Likewise.
4875 * except.c: Likewise.
4876 * explow.c: Likewise.
4878 * fold-const.c: Likewise.
4879 * function.c: Likewise.
4882 * integrate.c: Likewise.
4884 * objc/objc-act.c: Likewise.
4885 * recog.c: Likewise.
4886 * reg-stack.c: Likewise.
4887 * reload.c: Likewise.
4888 * reload1.c: Likewise.
4889 * simplify-rtx.c: Likewise.
4891 * varasm.c: Likewise.
4893 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4895 * diagnostic.def: New file.
4896 * diagnostic.h (diagnostic_t): New enum.
4897 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4899 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4901 * tsystem.h: Test only POSIX for availability of string.h
4903 * config.gcc (all systems): If USG appeared in xm_defines,
4904 change it to POSIX. If both USG and POSIX appeared, just
4905 delete USG. Remove unnecessary quotes around xm_defines
4907 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4908 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4909 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4910 powerpc-*-linux*): No need to set xm_defines - handled by
4911 global settings for *-*-linux*.
4913 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4915 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4916 Always include gstab.h, not system stab.h. Don't provide
4917 default definitions of N_CATCH or N_OPT. Always use the
4918 gstab.h variant of STAB_CODE_TYPE.
4919 * final.c: Don't include stab.h/gstab.h at all, or provide
4920 defaults for N_SLINE and N_SOL.
4922 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4923 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4925 * sdbout.c: Always include gsyms.h instead of system syms.h.
4927 * configure.in: No need to check for stab.h.
4928 * configure, config.in: Regenerate.
4929 * Makefile.in (final.o): Don't depend on gstab.h.
4931 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4932 Richard Henderson <rth@redhat.com>
4934 * extend.texi: Improve documentation of volatile asms.
4936 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4938 * c-tree.texi: Fix thinko.
4939 * gcc.texi: Likewise.
4941 2001-04-30 Richard Henderson <rth@redhat.com>
4943 * c-common.c (c_promoting_integer_type_p): New function, from the
4944 corpse of old macro. Properly promote too-small enumerations and
4945 booleans. Adjust all callers.
4946 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4947 (c_promoting_integer_type_p): Declare.
4948 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4949 * c-typeck.c: Likewise.
4950 (default_conversion): Remove now redundant boolean check.
4952 2001-04-30 Jan Hubicka <jh@suse.cz>
4953 Richard Henderson <rth@redhat.com>
4955 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4957 (combine_stack_adjustments_for_block): Don't combine stack
4958 allocation followed by deallocations. Handle grow-up stacks.
4960 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4962 * fdl.texi: New file.
4963 * c-tree.texi: Use the GFDL.
4964 * gcc.texi: Likewise.
4966 2001-04-30 Stan Shebs <shebs@apple.com>
4968 * invoke.texi: Add a section documenting Objective-C options.
4970 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4972 * emit-rtl.c (try_split): Copy EH notes to sequence.
4974 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4976 * regmove.c (record_stack_memrefs): Catch all references to the
4979 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4981 * Makefile.in (stmp-fixinc): quote shell assignment values
4983 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4985 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4989 * prefix.c: Likewise.
4991 2001-04-28 Stan Shebs <shebs@apple.com>
4993 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4994 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4995 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4996 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4998 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4999 (NEXT_OBJC_RUNTIME): Define.
5001 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
5003 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
5004 * simplify-rtx.c (simplify_gen_relational): Likewise.
5006 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
5008 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
5009 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
5011 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
5012 registers in SSE case; fix handling of the immediates.
5013 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
5014 operands to be in regsiters before reload.
5015 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
5016 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
5017 (abstf,absxf,negtf,negxf splitters): Compute
5018 properly the regnum for x86_64.
5019 (avsdf2_if_rex64): New.
5021 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
5023 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
5024 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
5025 into the constant pool.
5026 * jump.c (jump_optimize_1): Remove barrier successors after all
5027 the LABEL_NUSES counds have been computed.
5028 (delete_barrier_successors): When deleting a tablejump insn, also
5029 delete the jump table it uses.
5030 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
5033 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
5035 * pa.c (FRP): Remove erroneous white space in macro definition.
5037 2001-04-28 Andreas Jaeger <aj@suse.de>
5039 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
5041 * extend.texi: Likewise.
5042 * tm.texi: Likewise.
5044 2001-04-28 Andreas Jaeger <aj@suse.de>
5046 * md.texi: Use XX-bit instead of XXbit or XX bit where
5049 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
5051 * gcc.c (process_command): Allow -l lib in addition to -llib
5052 for POSIX compliance. This fixes PR c/2347.
5054 * invoke.texi: Update section on Link Options accordingly.
5056 2001-04-27 Zack Weinberg <zackw@stanford.edu>
5058 * function.c (purge_addressof_1): Remove the duplicate
5059 if (code == SET) block. Fold the two if (code == ADDRESSOF)
5062 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
5064 * except.c (expand_eh_region_start): Don't start a new block.
5065 (expand_eh_region_end): Don't end a block.
5066 * stmt.c (expand_end_bindings): Don't end EH blocks.
5067 (expand_decl_cleanup): Starting an EH region won't change the block.
5068 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
5069 (is_eh_region): Lose.
5072 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
5074 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
5076 * collect2.c (main): Add `-L' case to remove duplicate entries.
5077 (is_in_args): New function to check for a duplicate argument.
5078 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
5079 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
5080 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
5081 Define to be nonzero.
5083 2001-04-27 Andreas Jaeger <aj@suse.de>
5084 Richard Henderson <rth@redhat.com>
5086 * md.texi (Machine Constraints): Document additional i386
5087 constraints and fix description of "A".
5089 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
5091 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
5093 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
5095 * except.c (get_exception_filter): word_mode, not Pmode.
5097 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
5099 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
5100 common to other movsf patterns. Move up so that in future
5101 people who change the other patterns will change it too.
5102 (movsf_lo_sum): Allow even for soft-float; add appropriate
5104 (movsf_high): Likewise.
5105 (movsf_high+1): Allow even for soft-float.
5107 * function.c (expand_function_end): Always clobber the
5108 return registers, even if there is no return label.
5110 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5112 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
5114 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
5116 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
5117 (pushqi2_rex64, pushhi2_rex64): Add.
5119 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
5121 * except.c (expand_eh_region_end_cleanup): Force pending stack
5122 adjust before emitting label that branches around cleanup code.
5124 2001-04-26 H.J. Lu (hjl@gnu.org)
5126 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
5128 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
5130 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
5131 (ASM_OUTPUT_SECTION_NAME): Likewise.
5132 (ASM_WEAKEN_LABEL): Likewise.
5133 (UNIQUE_SECTION): Likewise.
5134 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5135 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5136 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
5137 (ASM_OUTPUT_SECTION_NAME): Likewise.
5138 (ASM_WEAKEN_LABEL): Likewise.
5139 (UNIQUE_SECTION): Likewise.
5140 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5141 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5142 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
5143 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
5144 (ASM_FILE_START): Likewise.
5145 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5146 (ASM_DECLARE_OBJECT_NAME): Likewise.
5147 (ASM_FILE_END): Likewise.
5148 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5149 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
5150 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5151 (ASM_OUTPUT_CASE_LABEL): Likewise.
5152 (ASM_OUTPUT_SKIP): Likewise.
5153 (ASM_OUTPUT_ASCII): Likewise.
5154 (ASM_OUTPUT_IDENT): Likewise.
5155 (READONLY_DATA_SECTION): Likewise.
5156 (EXTRA_SECTIONS): Likewise.
5157 (EXTRA_SECTION_FUNCTIONS): Likewise.
5158 (SELECT_RTX_SECTION): Likewise.
5159 (SELECT_SECTION): Likewise.
5161 * config/mips/linux.h (INVOKE__main): Undefine.
5162 (CTOR_LIST_BEGIN): Likewise.
5163 (CTOR_LIST_END): Likewise.
5164 (DTOR_LIST_BEGIN): Likewise.
5165 (DTOR_LIST_END): Likewise.
5166 (SET_ASM_OP): Defined it to ".dummy".
5167 (ASM_OUTPUT_DEF): Defined.
5168 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
5170 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
5172 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
5173 assembler supports .p2align.
5175 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
5177 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
5179 2001-04-26 Jakub Jelinek <jakub@redhat.com>
5181 * integrate.c (expand_inline_function): Check for error_mark_node
5184 2001-04-26 Jakub Jelinek <jakub@redhat.com>
5186 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
5189 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
5191 * configure.in (configargs.h): Define thread_model.
5192 * configure: Rebuilt.
5193 * gcc.c (main): Print it with -v.
5195 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
5197 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
5198 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
5199 * gcc.1: Regenerate.
5201 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5203 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
5204 is_redundant_typedef): Use static inline instead of inline static.
5206 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
5208 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
5209 this directory is always searched.
5211 2001-04-25 Richard Henderson <rth@redhat.com>
5213 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
5214 of registers to restore along non eh_return path.
5216 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5218 * c-format.c (check_format_info_recurse): Handle
5219 PLUS_EXPR for format string.
5221 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5223 * config/ia64/ia64.h (CC1_SPEC): Define.
5224 * config/ia64/linux.h (CC1_SPEC): Define.
5226 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
5228 * emit-rtl.c (constant_subword): Also do sign extension in
5229 BITS_PER_WORD == 16 case.
5231 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
5233 * loop.c (try_swap_copy_prop): Go back to checking insn.
5235 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5237 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
5238 if check_mode is non-zero.
5240 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5242 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
5243 out and comparison sequence has been detected, put result into
5244 proper temporary pseudo.
5246 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5248 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
5249 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
5250 * libgcc2.c: Remove __dummy and __builtin_saveregs.
5251 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
5252 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
5253 for future reference.
5255 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
5257 * except.c (reachable_handlers): Step out one level from a RESX.
5259 * except.c (struct eh_region): Rename 'last' to 'resume'.
5260 (mark_eh_region, duplicate_eh_region_1): Adjust.
5261 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
5262 (build_post_landing_pads): Likewise.
5263 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
5264 (expand_eh_region_end_must_not_throw): Likewise.
5265 (connect_post_landing_pads): Thread (only) regions with non-deleted
5268 * except.c (expand_eh_region_end_cleanup): Save the EH return data
5269 registers around the cleanup.
5270 (get_exception_filter): New fn.
5271 (finish_eh_generation): Use it.
5273 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
5275 * c-semantics.c (add_scope_stmt): Don't call
5276 current_scope_stmt_stack multiple times.
5278 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5279 Nathan Sidwell <nathan@codesourcery.com>
5281 Lazy __FUNCTION__ generation.
5282 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
5283 RID_C99_FUNCTION_NAME): New _RIDs.
5284 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
5285 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
5286 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
5288 (function_id_node, pretty_function_id_node, func_id_node): Remove.
5289 (c99_function_name_decl_node, function_name_decl_node,
5290 pretty_function_name_decl_node, saved_function_name_decls):
5292 (struct language_function): Remove x_function_name_declared_p.
5293 (make_fname_decl): Remove a parameter.
5294 (declare_function_names): Remove prototype.
5295 (start_fname_decls, finish_fname_decls): Prototype.
5296 (fname_as_string): Likewise.
5297 (fname_string, fname_decl): Likewise.
5298 * c-common.c (make_fname_decl): Adjust.
5299 (struct fname_var_t): New struct.
5300 (fname_vars): New static array.
5301 (declare_function_name): Remove.
5302 (start_fname_decls, finish_fname_decls): New functions.
5303 (fname_as_string): New function from remnants of
5304 declare_function_name.
5305 (fname_string, fname_decl): New functions.
5307 * c-decl.c (c_function_name_declared_p): Remove.
5308 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
5309 don't call declare_function_name. Call start_fname_decls.
5310 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
5311 clobber the line number. Call finish_decl.
5312 (start_function): Call start_fname_decls.
5313 (finish_function): Call finish_fname_decls.
5314 Remove c_function_name_declared_p.
5315 (push_c_function_context): Don't push c_function_name_declared_p.
5316 (pop_c_function_context): Don't pop c_function_name_declared_p.
5317 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
5318 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
5319 (program): Call finish_fname_decls for C.
5320 (primary): Add VAR_FUNC_NAME.
5321 (reswords): Add slots for __FUNCTION__ et al.
5322 (rid_to_yy): Add mappings for __FUNCTION__ et al.
5323 (yylexname): If it's a STRING_FUNC_NAME generate the function name
5324 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
5325 * c-semantics.c (prune_unused_decls): Remove.
5326 (finish_stmt_tree): Don't call prune_unused_decls.
5327 (genrtl_decl_stmt): Don't prune unused decls here.
5329 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
5331 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
5332 constant pool, use the pool's SYMBOL_REF instead.
5334 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
5337 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
5339 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
5340 passing nested NOP_EXPRs to fold.
5342 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
5344 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
5346 2001-04-22 Mark Mitchell <mark@codesourcery.com>
5348 * loop.c (loop_delete_insns): Add prototype.
5350 2001-04-23 Phil Edwards <pme@sources.redhat.com>
5352 * configure.in: Remove ENABLE_STD_NAMESPACE.
5353 * config.in: Regenerated.
5354 * configure: Regenerated.
5356 2001-04-22 Stan Shebs <shebs@apple.com>
5358 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
5360 * config/rs6000/xm-darwin.h: Remove file.
5362 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5364 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
5365 (write_c_file_stat): Likewise.
5367 * dbxout.c (dbxout_init): Likewise.
5369 * profile.c (output_func_start_profiler): Likewise.
5371 2001-04-22 Philipp Thomas <pthomas@suse.de>
5373 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
5374 require it instead of the CVS version.
5375 * cpperror.c (v_message): Put a blank before the macro
5376 body to not confuse exgettext.
5378 2001-04-21 Mark Mitchell <mark@codesourcery.com>
5380 * flow.c (proagate_one_insn): Remove useless assignment.
5381 * jump.c (delete_insn): Tidy.
5382 * loop.c (try_copy_prop): When deleting an instruction with a
5383 REG_RETVAL note, delete the entire libcall sequence.
5384 (loop_delete_insns): New function.
5385 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
5386 we're not substituting into them yet.
5388 2001-04-21 Kazu Hirata <kazu@hxi.com>
5390 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
5392 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
5394 * config/i960/i960.c (signed_arith_operand): Likewise.
5396 * calls.c (expand_call): Fix a comment typo.
5398 2001-04-20 Zack Weinberg <zackw@stanford.edu>
5400 * configure.in: Probe for times, clock, struct tms, and clock_t.
5401 * configure, config.in: Regenerate.
5402 * timevar.c: Replace ifdef forest in get_time with (relatively)
5403 straightforward series of checks based on autoconf's probes.
5405 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
5407 * config/pa/som.h (NM_FLAGS): Define.
5409 2001-04-20 Bernd Schmidt <bernds@redhat.com>
5411 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
5413 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
5414 * ia64.c (nop_cycles_until): New function.
5415 (prev_cycle, prev_first, last_issued): New static variables.
5416 (ia64_sched_reorder): Additional arg for clock.
5417 On final scheduling pass, emit extra NOPs as needed.
5418 Set prev_first and prev_cycle.
5419 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
5420 (ia64_variable_issue): Set last_issued.
5422 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
5424 * config/i386/i386.c (ix86_expand_int_movcc,
5425 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
5427 2001-04-20 Geoff Keating <geoffk@redhat.com>
5429 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
5430 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
5431 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
5432 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
5433 ctrdi_internal6): In the short-branch case, this insn is only 4
5434 bytes long. Reported by Reza Yazdani <reza@apple.com>.
5436 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5438 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
5439 "=u" is used together with "st" resp. "st(1)" clobber.
5441 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5443 * gcse.c (gcse_main): Fix comment typo.
5444 (delete_null_pointer_check): Likewise.
5445 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
5446 * cse.c (cse_insn): Likewise.
5447 * function.c (fixup_var_refs_insns_with_hash): The sequence is
5450 2001-04-19 Zack Weinberg <zackw@stanford.edu>
5452 * toplev.c: Excise all code for the undocumented -dm option.
5453 (float_signal): Call signal just once, unconditionally.
5455 2001-04-19 Geoff Keating <geoffk@redhat.com>
5457 * fold-const.c (fold): Use first_rtl_op rather than
5458 TREE_CODE_LENGTH when looping over parameters of a tree.
5459 Correct strange grouping in test for evaluated SAVE_EXPR.
5461 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
5463 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
5464 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
5466 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
5467 name at 32 total characters.
5468 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
5469 functions in named sections -- data items can still go into unique
5470 sections, but they have normal names (ie $LIT$ and $DATA$).
5472 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
5475 2001-04-19 DJ Delorie <dj@redhat.com>
5477 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5478 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
5479 * config/i386/cygwin.h: Likewise.
5480 * config/i386/mingw32.h: Likewise.
5481 * config/vax/vms.h: Likewise.
5482 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
5484 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5485 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
5486 * config/i386/xm-cygwin.h: Likewise.
5487 * config/i386/xm-djgpp.h: Likewise.
5488 * config/i386/xm-mingw32.h: Likewise.
5489 * config/vax/xm-vms.h: Likewise.
5491 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
5492 instead of OBJECT_SUFFIX.
5493 * collect2.c (find_a_file): Look for files matching the extension
5494 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
5495 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
5496 TARGET_EXECUTABLE_SUFFIX.
5497 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
5498 (make_relative_prefix): Likewise.
5499 (convert_filename): Use TARGET_ suffixes throughout. Remove
5501 (process_command): Likewise.
5502 (do_spec_1): Likewise.
5503 * java/lang.c (init_parse): Likewise.
5505 * gcc.texi : Document four new options matching the pattern
5506 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
5507 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
5508 documentation for NO_AUTO_EXE_SUFFIX.
5510 2001-04-19 Mark Mitchell <mark@codesourcery.com>
5512 * toplev.h (struct lang_hooks): Allow decode_option to indicate
5513 that language-independent processing should not be done.
5514 * toplev.c (main): Adjust accordingly.
5516 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
5517 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
5519 * mips.md (reload_outputdi): Require that operand0 be a
5522 2001-04-19 Jakub Jelinek <jakub@redhat.com>
5524 * invoke.texi (-Wshadow): Clarify.
5526 2001-04-18 Mark Mitchell <mark@codesourcery.com>
5528 * loop.c (load_mems): Examine all the instructions in the loop
5529 before concluding that all jumps branch to the first instruction
5532 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
5534 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
5536 2001-04-18 Jakub Jelinek <jakub@redhat.com>
5538 * cpp.texi (-Wwhite-space): Remove.
5539 (-Wall): -Wall does not imply -Wwhite-space.
5541 2001-04-17 Zack Weinberg <zackw@stanford.edu>
5543 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
5544 use it instead of blindly generating a .stabs.
5545 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
5547 * xcoffout.c: Don't bother defining default for N_CATCH.
5548 (UNKNOWN_STAB): Use internal_error.
5549 (stab_to_sclass): Remove now-unnecessary aborts.
5550 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
5552 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
5554 * jump.c (mark_all_labels): Canonicalize the tail recursion
5555 label attached to CALL_PLACEHOLDER insns.
5557 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5559 * output.h (dump_flow_info, free_basic_block_vars,
5560 which_alternative): Delete redundant prototypes.
5562 * rtl.h (bss_section): Likewise.
5564 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
5566 * dbxout.c (N_OPT): Define if not available from <stab.h>
5568 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5570 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
5571 libraries and native K&R compilers.
5573 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5575 * c-typeck.c (convert_arguments): Don't check for width changes
5578 * invoke.texi (-Wtraditional): Update documentation.
5580 2001-04-16 Zack Weinberg <zackw@stanford.edu>
5582 * toplev.c (output_lang_identify): Delete.
5583 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
5584 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
5585 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
5586 after calling ASM_FILE_END.
5588 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
5589 Instead, unconditionally emit an N_OPT stab with string equal
5590 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
5592 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
5594 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
5595 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
5596 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
5597 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
5598 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
5599 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
5600 config/i370/i370.h, config/i386/beos-elf.h,
5601 config/i386/osf1elf.h, config/i386/osfrose.h,
5602 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
5603 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
5604 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
5605 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
5606 config/mips/iris6.h, config/mips/osfrose.h,
5607 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
5608 config/sparc/sp64-elf.h:
5609 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
5610 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
5612 * config/elfos.h, config/freebsd.h, config/linux.h,
5613 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
5614 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
5615 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
5616 of ASM_FILE_START which merely emit a .version directive. Delete
5617 definitions of ASM_FILE_END which merely emit an .ident directive.
5619 * config/avr/avr.h, config/vax/vax.h: Delete definition of
5620 ASM_IDENTIFY_GCC and move part of its logic into
5623 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
5624 config/sparc/linux-aout.h: Don't emit .version directive in
5627 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
5628 (output_file_start): Correct comment.
5630 * config/i386/osfrose.h: Don't emit trailing .ident directive.
5631 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
5633 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
5634 * config/rs6000/aix.h: Correct comment.
5636 * config/i386/i386afe.h: Delete.
5637 * config.gcc: Remove references to i386afe.h.
5639 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
5640 other macros deleted by this patch were undocumented.
5642 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
5644 * pa.md (reload_outdi): Operand 0 must be a non hard register.
5646 * pa.c (secondary_reload_class): SAR<->FP copies require a
5649 * install.texi (mips-mips-bsd): Update list of functions
5650 required to include memmove.
5651 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
5652 used functions to include memmove.
5654 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
5656 * i386.md (sqrtdf2): SFmode should be DFmode.
5658 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
5660 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
5661 (find_moveable_store): Likewise.
5663 2001-04-15 Jim Wilson <wilson@redhat.com>
5665 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
5667 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5669 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
5670 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
5672 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5674 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
5677 2001-04-14 Alan Modra <amodra@one.net.au>
5679 * pa.c (force_mode): New function.
5680 (emit_move_sequence): Use it instead of generating new rtx_REGs.
5682 2001-04-13 Jim Wilson <wilson@redhat.com>
5684 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
5685 (first_instruction): New static variable.
5686 (rtx_needs_barrier): Return 1 for alloc.
5687 (init_insn_group_barriers): Set first_instruction.
5688 (rws_sum): Delete duplicate definition.
5689 (group_barrier_needed_p): Return 0 when first_instruction true.
5690 (safe_group_barrier_needed_p): Save and restore first_instruction
5691 around group_barrier_needed_p call.
5693 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
5695 * expr.h (enum libfunc_index): Add LTI_memmove.
5696 (memmove_libfunc): Define macro.
5697 * optabs.c (init_optabs): Initialize memmove_libfunc.
5698 * expr.c (expand_assignment): Use memmove_libfunc instead of
5701 2001-04-13 Alan Modra <alan@linuxcare.com.au>
5703 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
5706 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5708 * Makefile.in (reg-stack.o): Depend on reload.h.
5709 (insn-attrtab.o): Depend on flags.h.
5711 * genattrtab (main): Include flags.h in insn-attrtab.c.
5713 * reg-stack.c: Include reload.h.
5715 * sparc.h (flag_pic): Delete redundant declaration.
5717 * output.h (flag_pic): Likewise.
5719 * tree.h (pedantic): Likewise.
5721 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5723 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5725 * jump.c, regmove.c, toplev.c: Include reload.h.
5727 * reload.h (reload_cse_regs): Declare.
5729 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5730 reload_cse_regs, init_reload, mark_home_live, reload,
5731 init_caller_save): Delete redundant prototypes.
5733 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5735 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5737 * regclass.c, ssa.c: Include expr.h.
5739 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5740 gen_move_insn): Delete redundant declarations.
5742 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5744 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5745 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5746 MAKEINFO and MAKEINFOFLAGS too.
5747 (stage4_build): Correctly order -B flags.
5749 2001-04-13 Alan Modra <amodra@one.net.au>
5751 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5752 PIC_OFFSET_TABLE_SAVE_RTX.
5753 (zdepi_cint_p): Describe zdepi insn.
5754 Formatting and white space fixes throughout file.
5756 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5757 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5758 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5759 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5760 (output_64bit_and): Use plain `int's for shift counts.
5761 (output_64bit_ior): Likewise.
5762 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5763 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5766 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5767 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5768 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5769 NEW_HP_ASSEMBLER into one. Kill warnings.
5771 * pa-gas.h: Delete file.
5772 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5773 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5774 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5775 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5777 * config/pa/mill32.S: New file.
5778 * config/pa/mill64.S: New file.
5779 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5780 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5781 * config/pa/t-linux64: New file.
5782 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5783 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5784 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5786 * elfos.h (SELECT_SECTION): Undef before defining.
5787 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5788 (LIB_SPEC): Remove -lmilli.
5789 (DBX_REGISTER_NUMBER): Remove.
5790 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5791 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5792 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5793 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5794 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5795 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5796 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5797 TARGET_GAS): Define.
5798 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5799 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5800 regs if we don't have a prototype.
5801 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5802 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5803 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5804 EH_RETURN_HANDLER_RTX): Define.
5805 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5806 (DWARF_FRAME_REGNUM): Define.
5807 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5808 * pa32-linux.h: New file.
5809 * pa64-linux.h: New file.
5811 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5812 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5813 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5814 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5815 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5816 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5817 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5818 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5819 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5820 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5821 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5822 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5823 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5824 * pa64-hpux.h: New file.
5825 (ASM_FILE_START): Correct typo.
5826 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5827 * config.gcc: Modify for above.
5829 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5831 * jump.c (jump_optimize_1): Don't delete dead stores here.
5832 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5833 prior to running jump optimize before cse2.
5835 2001-04-12 Richard Henderson <rth@redhat.com>
5837 * Makefile.in (regmove.o): Depend on except.h.
5838 * regmove.c: Include it.
5840 2001-04-12 Stan Shebs <shebs@apple.com>
5842 * objc/objc-act.c: Remove all code ifdefed with the never-used
5843 macro OBJC_INT_SELECTORS.
5844 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5845 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5847 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5849 * config/pa/quadlib.c: Add prototypes.
5851 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5853 * bitmap.h (debug_bitmap): Delete redundant prototype.
5855 * rtl.h (get_frame_size): Likewise.
5857 2001-04-12 Jim Wilson <wilson@redhat.com>
5859 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5860 to just emit an fnorm.
5862 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5864 * c-common.h (truthvalue_conversion, type_for_mode,
5865 type_for_size): Delete redundant declarations.
5867 * c-lex.h (is_class_name): Likewise.
5869 * c-tree.h (pedantic, convert, getdecls, gettags,
5870 global_bindings_p, init_decl_processing, insert_block,
5871 maybe_build_cleanup, poplevel, print_lang_decl,
5872 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5873 set_block, incomplete_type_error, build_function_call,
5874 lvalue_or_else, mark_addressable): Likewise.
5876 * expr.h (expand_tree_builtin): Likewise.
5878 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5880 * invoke.texi: Document --param max-gcse-memory.
5882 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5884 * configure.in (errno): Check for declaration.
5885 * configure, config.in: Regenerated.
5887 * system.h (errno): Only declare if not already done.
5889 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5891 * recog.c (general_operand, immediate_operand,
5892 nonmemory_operand): Require CONST_INTs to be sign-extended
5893 values for their modes.
5895 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5897 * expmed.c (store_bit_field): Truncate CONST_INTs.
5898 (expand_mult_highpart, expand_divmod): Likewise.
5899 * expr.c (convert_modes, store_field): Likewise.
5900 * integrate.c (expand_inline_function): Use promote_mode() to
5901 determine whether to convert_modes() an argument as signed
5903 * optabs.c (expand_binop): Get CONST_INT operands
5904 sign-extended for their appropriate modes.
5905 * stmt.c (emit_case_nodes): Convert node values to the
5907 (expand_end_case): Convert minval and range to the appropriate
5909 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5910 the iteration variable.
5911 * varasm.c (immed_double_const): Don't require words to be
5912 narrower than host wide ints to properly sign-extend
5915 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5917 * sh.md (builtin_setjmp_receiver): New expander.
5919 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5921 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5922 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5923 for generating CONST_INT and CONST_DOUBLE.
5925 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5927 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5928 already sign-extended.
5929 (rs6000_emit_prologue): Make register iterator signed.
5930 (rs6000_emit_epilogue): Likewise.
5931 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5933 (movsf split, movdf split): Sign-extend CONST_INTs.
5934 (movdi splits): Likewise.
5936 2001-04-12 Kelley Cook <kelley.cook@home.com>
5938 * config-lang.in (lang_dirs): Add in zlib.
5940 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5942 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5943 operands that make it to RTL.
5945 2001-04-11 Stan Shebs <shebs@apple.com>
5947 Add Darwin (Mac OS X kernel) native support.
5948 * config.gcc (powerpc-*-darwin*): Add native bits.
5949 * config/darwin.c: New file, generic Darwin support functions.
5950 * config/darwin.h: New file, generic Darwin definitions.
5951 * config/darwin-protos.h: New file, generic Darwin prototypes.
5952 * rs6000/darwin.h: New file, Darwin for PowerPC.
5953 * rs6000/t-darwin: New file, Darwin makefile fragment.
5954 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5955 (TARGET_MACHO): Ditto.
5956 (rs6000_abi): Add ABI_DARWIN.
5957 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5958 (RS6000_SAVE_AREA): Ditto.
5959 (FP_ARG_MAX_REG): Ditto.
5960 (RETURN_ADDRESS_OFFSET): Ditto.
5961 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5963 (rs6000_emit_move): Add ABI_DARWIN cases.
5964 (print_operand): Ditto.
5965 (first_reg_to_save): Ditto.
5966 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5967 (debug_stack_info): Ditto.
5968 (rs6000_emit_prologue): Ditto.
5969 (rs6000_emit_epilogue): Ditto.
5970 (output_profiler_hook): Ditto.
5971 (output_function_profiler): Ditto.
5972 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5973 (output_mi_thunk): Add TARGET_MACHO case.
5974 (add_compiler_stub): Ditto.
5975 (output_compiler_stub): Ditto.
5976 (no_previous_def): Ditto.
5977 (output_call): Ditto.
5978 (machopic_output_stub): Ditto.
5979 (rs6000_machopic_legitimize_pic_address): Ditto.
5980 (toc_section): Ditto.
5981 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5982 (macho_high): Ditto.
5985 (load_macho_picbase): Ditto.
5986 (call): Add TARGET_MACHO case to modify function.
5987 (call_value): Ditto.
5988 (call_nonlocal_sysv): Add ABI_DARWIN case.
5989 (call_value_nonlocal_sysv): Ditto.
5990 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5992 (machopic_output_stub): Ditto.
5993 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5995 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5997 * dwarf2out.c (modified_type_die): Don't create new types here.
5998 * tree.h (get_qualified_type): New function.
5999 (build_qualified_type): Adjust comment.
6000 * tree.c (get_qualified_type): New function.
6001 (build_qualified_type): Use it.
6003 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6005 * cpp.texi (-Wtraditional): Update description.
6007 * invoke.texi (-Wtraditional): Likewise.
6009 2001-04-11 Jim Wilson <wilson@redhat.com>
6011 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
6012 requires more than 64 bits of alignment.
6014 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
6016 * cpplib.c (do_line): Sanity check iff enable checking.
6018 2001-04-11 Richard Henderson <rth@redhat.com>
6020 * Makefile.in (insn-recog.o): Depend on toplev.h.
6021 (insn-emit.o, doloop.o): Likewise.
6022 * genrecog.c, genemit.c: Include toplev.h in generated file.
6023 * doloop.c: Include toplev.h.
6025 2001-04-11 Mark Mitchell <mark@codesourcery.com>
6027 * Makefile.in (gcse.o): Depend on params.h.
6028 * gcse.c: Include params.h.
6029 (gcse_main): Don't do GCSE if doing so will take inordinate
6031 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
6032 * params.h (MAX_GCSE_MEMORY): New macro.
6034 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6036 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
6038 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
6040 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6042 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
6044 * real.h (ereal_atof, real_value_truncate, target_isnan,
6045 target_isinf, target_negative, assemble_real, debug_real): Delete
6046 redundant prototypes.
6048 * Makefile.in (ifcvt.o): Depend on toplev.h.
6050 * c-semantics.c: Include expr.h.
6052 * ifcvt.c: Include toplev.h.
6054 * expr.h (rtx_equal_p): Delete prototype.
6056 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
6057 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
6058 eliminate_constant_term, expand_complex_abs, find_single_use,
6059 make_tree, init_expr_once, init_optabs, supports_one_only):
6062 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
6063 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
6064 expand_assignment, store_expr, emit_line_note_after,
6065 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
6067 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
6069 * sparc-protos.h: Delete redundant prototypes.
6071 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
6073 * reload.c (push_reload): Add condition missed in SUBREG byte
6076 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6078 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
6080 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
6082 * i386.md (floatsisf_sse): Fix output template
6083 * i386.c (ix86_expand_fp_movcc)
6085 * reg-stack.c (emit_pop_insn): Handle complex modes.
6086 (move_for_stack_reg): Emit proper move mode.
6087 (subst_stack_regs_pat): Handle complex modes.
6089 2001-04-11 Jakub Jelinek <jakub@redhat.com>
6091 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
6093 2001-04-10 Richard Henderson <rth@redhat.com>
6095 * libgcc2.h (__terminate_func_ptr): Remove typedef.
6096 (__pure_virtual, __terminate, __terminate_set_func,
6097 __default_terminate, __throw_type_match, __empty,
6098 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
6099 __eh_rtime_match, __unwinding_cleanup, __rethrow,
6100 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
6101 Remove prototypes of deleted functions.
6103 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6105 * c-typeck.c (convert_arguments): -Wtraditional now activates
6106 -Wconversion warnings, except for changes in signed-ness.
6107 Detect complex<->int & int<->complex conversions as well.
6109 * invoke.texi (-Wtraditional): Document it.
6111 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6113 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
6114 * flow.c (set_block_for_new_insns): Remove needless cast and
6115 properly check for unset block number.
6117 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
6119 * function.c (purge_single_hard_subreg_set): Only check REGNO if
6120 the subreg was a hard register. Pseudos are left as subregs.
6122 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6124 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
6125 (LIB2ADD_ST): New macro, pass it to mklibgcc.
6126 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
6127 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
6128 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
6130 2001-04-09 Bo Thorsen <bo@suse.co.uk>
6132 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
6134 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6136 * output.h (set_block_num): Missed it earlier, remove deprecated
6139 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6141 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
6142 (load_killed_in_block_p): Change bb parameter from int to basic_block.
6143 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
6144 (handle_rd_kill_set): Change bb parameter from int to basic_block.
6145 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
6146 (expr_killed_p): Change bb parameter from int to basic_block, pass
6147 basic_blocks instead of ints as parameters.
6148 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
6149 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
6150 from int to basic_block, pass basic_blocks instead of ints as parms.
6151 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
6152 parameter from int to basic_block, pass basic_blocks instead of ints.
6153 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
6154 (insert_insn_end_bb): Change bb parameter from int to basic_block,
6155 pass basic_blocks instead of ints.
6156 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
6157 basic_blocks instead of ints as parameters.
6158 (pre_delete): Pass basic_blocks instead of ints as parameters.
6159 (hoist_expr_reaches_here_p): Change bb parameter from int to
6160 basic_block, pass basic_blocks instead of ints.
6161 (hoist_code): Pass basic_blocks instead of ints as parameters.
6162 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
6163 Change bb parameter from int to basic_block.
6164 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
6165 (insert_insn_start_bb): Change bb parameter from int to basic_block,
6166 pass basic_blocks instead of ints.
6167 (insert_store): Pass basic_blocks instead of ints as parameters.
6168 (replace_store_insn, delete_store): Change bb parameter from int to
6169 basic_block, pass basic_blocks instead of ints.
6170 (store_motion): Pass basic_blocks instead of ints as parameters.
6172 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6174 * basic-block.h (set_new_block_for_insns): New Prototype.
6175 (set_block_num): Delete prototype.
6176 * flow.c (set_block_num): Remove obsolete function.
6177 (set_block_for_new_insns): Set BB for single or multiple insns.
6178 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
6179 (process_insn_end_bb): Use set_block_for_new_insns or
6180 set_block_for_insn instead of set_block_num.
6181 (pre_insert_copy_insn): Use set_block_for_new_insns.
6182 (update_ld_motion_stores): Use set_block_for_new_insns.
6183 (insert_insn_start_bb): Use set_block_for_new_insns.
6184 (replace_store_insn): Use set_block_for_new_insns.
6186 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6187 Jeff Law <law@redhat.com>
6189 * alias.c (get_addr): Externalize.
6190 (canon_true_dependence): New function. Behaves like true_dependance
6191 except it already assumes a MEM has been canonicalized.
6192 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
6193 * gcse.c (struct ls_expr): Add load/store expressions structure.
6194 (modify_mem_list, canon_modify_mem_list): New variable.
6195 (gcse_main): Initialize & finalize alias analysis. Use enhanced
6196 load motion and store motion if requested.
6197 (alloc_gcse_mem): Allocate space for modify_mem_list array.
6198 (free_gcse_mem): Free the modify_mem_list array.
6199 (oprs_unchanged_p): Use load_killed_in_block_p.
6200 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
6201 (mems_conflict_for_gcse_p): New function. Don't kill loads
6202 with stores to themselves if its in the load/store expression list.
6203 (load_killed_in_block_p): New function.
6204 (canon_list_insert): New Function.
6205 (record_last_mem_set_info): Keep a list of all instructions which
6206 can modify memory for each basic block.
6207 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
6208 (oprs_not_set_p): Use load_killed_in_block_p.
6209 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
6210 (expr_killed_p): Use load_killed_in_block_p.
6211 (compute_transp): Do not pessimize memory references.
6212 (pre_edge_insert): Update stores for a load motion expression.
6213 (one_pre_gcse_pass): Check loads/stores for extra load motion.
6214 (ldst_entry): Find or create a ldst_expr structure.
6215 (free_ldst_entry): Free memory for an individual item.
6216 (free_ldst_mems): Free entire load/store expression list.
6217 (print_ldst_list): Print debug info.
6218 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
6219 (enumerate_ldsts): Assign integer values to each entry in list.
6220 (first_ls_expr): First expression in the list.
6221 (next_ls_expr): Next expression in the list.
6222 (simple_mem): Check if expression qualifies for ld/st expression list.
6223 (invalidate_any_buried_refs): Remove from expression list if its
6224 used in some other way we dont understand.
6225 (compute_ld_motion_mems): Find all potential enhanced load motion
6227 (trim_ld_motion_mems): Remove any expressions which are invalid.
6228 (update_ld_motion_stores): Copy store values to registers for loads
6229 which have been moved.
6230 (regvec, st_antloc, num_store): New global statics.
6231 (reg_set_info): Marks registers as set.
6232 (store_ops_ok): Verfies registers expressions are valid in a block.
6233 (find_moveable_store): Look for moveable stores in a pattern.
6234 (compute_store_table): Find stores in a function worth moving, maybe.
6235 (load_kills_store): Check dependance of a load and store.
6236 (find_loads): Find any loads in a pattern.
6237 (store_killed_in_insn): Check if a store is killed in an insn.
6238 (store_killed_after): Check is store killed after an insn in a block.
6239 (store_killed_before): Check is store killed before an insn in a block.
6240 (build_store_vectors): Generate the antic and avail vectors.
6241 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
6242 (insert_store): Add a store to an edge.
6243 (replace_store_insn): Replace a store with a SET insn.
6244 (delete_store): Delete a store insn.
6245 (free_store_memory): Free memory.
6246 (store_motion): Perform store motion.
6247 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
6248 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
6249 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
6250 (f_options): Add gcse-lm and gcse-sm.
6252 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
6254 * i386.c (expand_fp_movcc): Fix condition reversal code.
6256 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
6257 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
6258 (CLASS_MAX_NREGS): Use it.
6260 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
6261 handle properly complex values.
6262 (CLASS_MAX_NREGS): Likewise; update comment.
6264 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6266 * ia64.c (ia64_flag_schedule_insns2): New variable.
6267 (ia64_override_options): Initialize it. Clear
6268 flag_schedule_insns_after_reload.
6269 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
6271 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6273 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
6274 Do not require source to match destination anymore;
6275 Add abort to the nontrivial cases that should be handled by split.
6276 (fix_trunc?fdi): Add SSE case for x86_64.
6277 (floatdi?f): Likewise.
6278 (floatdi?f_sse): New.
6279 (fix_trunc?fdi_sse): New.
6281 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
6283 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
6284 (DEBUG_ARANGES_END_LABEL): Ditto.
6285 (dwarfout_init): Generate length and version fields at the start
6286 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
6287 after the length field.
6288 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
6289 the .debug_aranges info.
6291 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6293 * i386.c (call, call_value): Make sure that resulting call_insn
6294 does have proper second operand.
6296 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
6298 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
6299 function. Remove include of sys/cygwin.h.
6301 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
6303 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
6304 (CPP_SPEC): Always search */include/w32api for header files.
6305 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
6306 (LINK_SPEC): Add "cyg" to the library search prefixes.
6308 2001-04-08 Philip Blundell <philb@gnu.org>
6310 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
6312 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
6314 * cpperror.c (print_location): Don't special case <stdin>.
6315 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
6316 WARNING, but we don't check if we're in system headers.
6317 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
6318 * cpplib.c (do_warning): Warn in system headers.
6320 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
6322 * mbchar.c: Include config.h first.
6324 2001-04-07 Zack Weinberg <zackw@stanford.edu>
6326 * config.gcc: Set default for xmake_file at top, not bottom.
6327 Change places that set xmake_file to "none" to set to the
6328 empty string instead, or remove them entirely if there is no
6329 default xmake_file for this cpu_type. Remove references to
6332 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
6333 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
6334 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
6335 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
6336 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
6337 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
6338 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
6339 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
6340 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
6341 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
6344 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
6345 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
6346 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
6347 config/mips/x-sysv, config/rs6000/x-aix31:
6348 Just set CLIB to -lld or -lmld, as appropriate.
6350 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
6351 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
6352 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
6353 config/mips/x-iris, config/pa/x-pa:
6354 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
6355 OTHER_FIXINCLUDES_DIRS.
6357 * config/i386/x-djgpp: Don't set LN or LN_S.
6358 * config/m88k/x-dolph: Don't define __m88k__.
6359 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
6360 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
6361 * config/i860/fx2800.h: No need to #undef SVR4.
6363 38 x-host fragments remain, 2 x-cpu.
6365 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6367 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
6369 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6371 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
6373 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6375 * configure.in: Add check for lstat.
6376 * configure, config.in: Regenerate.
6377 * cppinit.c (append_include_chain): Make empty path ".".
6378 * cpplib.c (do_line): Don't simplify #line paths.
6379 * cppfiles.c (remove_component_p): New function.
6380 (find_or_create_entry): Acknowledge stat () errors during
6381 path simplification.
6382 (handle_missing_header): Don't simplify paths.
6383 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
6384 the empty path untouched. Don't leave a trailing '/'.
6386 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
6388 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6389 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6391 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6393 * cppfiles.c (open_file): Fail directories silently, but
6394 with an errno of NOENT set.
6395 (read_include_file): Move the common exit code to the sole
6396 caller. Return an int indicating success or failure. Let
6397 open_file handle directories.
6398 (stack_include_file): If read_include_file fails,
6399 push a "null" buffer.
6401 2001-04-05 DJ Delorie <dj@redhat.com>
6403 * function.h (virtuals_instantiated): Declare.
6404 * function.c: (virtuals_instantiated): Make global.
6405 * calls.c (emit_library_call_value_1): Use
6406 virtual_outgoing_args_rtx only if it hasn't been instantiated.
6407 Otherwise, use the stack pointer directly.
6409 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6411 * i386.c (x86_initialize_trampoline): New global function.
6412 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
6413 (INITIALIZE_TRAMPOLINE): Move offline.
6414 * i386-protos.h (x86_initialize_trampoline): Declare.
6416 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6418 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
6419 (lea_0): Rename to lea_1.
6420 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
6421 (lea_general_?): Allow SImodes on TARGET_64BIT
6422 (lea_general_?_zext): New patterns.
6423 (call_1, call_1_rex64): Fix.
6425 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6427 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
6429 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6431 * i386.c (function_arg): Return constm1_rtx for last argument.
6432 (ix86_expand_prologue): Update gen_call calls.
6433 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6434 * i386.md (call_pop): Likewise.
6435 (call): Second operand is VOIDmode.
6436 (call_0): Likewise; Support 64bits.
6437 (call_exp): New expander.
6438 (call_1): Get to the sync.
6439 (call_1_exp): New pattern.
6440 (call_value): Support 64bit.
6441 (call_value_exp): New pattern.
6442 (untyped_call): Update gen_call call.
6443 (call_value_pop): Disable for 64bit.
6444 (call_value_0_rex64): New pattern.
6445 (call_value_1_rex64): Likewise.
6447 2001-04-05 Bo Thorsen <bo@suse.de>
6449 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
6451 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
6453 * i386.md (*andsi_1+3): If used after reload, make sure the operand
6454 satisfies ANY_QI_REG_P.
6456 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6458 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
6461 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
6464 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6466 * config.gcc: Remove default for xm_file. Clean up local
6467 machine type handling. Remove settings of xm_file to
6468 something that doesn't exist. In the big switch, set xm_file,
6469 don't append to it (the value before the big switch is always
6470 null). Don't force build_xm_file or host_xm_file to have a value.
6471 * configure.in: Remove default for xm_file. Do not special
6472 case $cpu/xm-$cpu.h not existing.
6473 * configure: Regenerate.
6475 2001-04-04 Diego Novillo <dnovillo@redhat.com>
6477 * simplify-rtx.c (simplify_binary_operation): Check for overflow
6478 when folding integer division and modulo operations.
6480 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
6482 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
6483 instead of DWARF2_ADDR_SIZE for EH addresses.
6484 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
6487 2001-04-04 Richard Henderson <rth@redhat.com>
6489 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
6490 * config/ia64/t-glibc (LIB2ADDEH): Disable.
6491 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
6493 2001-04-04 Richard Henderson <rth@redhat.com>
6495 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
6496 * configure: Rebuilt.
6498 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6500 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
6501 push insns to delete to it instead of deleting them.
6502 (delete_null_pointer_checks): Delete insns from delete_list after
6503 all delete_null_pointer_checks_1 passes are done.
6505 2001-04-04 Richard Henderson <rth@redhat.com>
6507 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
6508 * configure: Rebuilt.
6510 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6512 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
6513 * config/romp/xm-romp.h: Delete.
6515 2001-04-04 Bernd Schmidt <bernds@redhat.com>
6517 * sched-deps.c (sched_analyze_insn): Partially revert March 27
6520 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6522 * emit-rtl.c (mark_label_nuses) Increment the label uses for
6523 all labels present in rtx.
6524 (try_split) Call new function for all split insns.
6526 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6528 * recog.c (validate_replace_rtx_1): Instead of aborting just make
6529 sure the change won't be validated.
6531 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
6533 * rtl.h (set_noop_p): Declare.
6534 * flow.c (set_noop_p): Move from here ...
6535 * rtlanal.c (set_noop_p): ... to here and enhance.
6536 * cse.c (delete_trivially_dead_insns): Use it.
6537 * gcse.c (hash_scan_set): Likewise.
6538 * jump.c (delete_noop_moves): Likewise.
6539 * recog.c (split_all_insns): Likewise.
6541 2001-04-04 Alan Modra <alan@linuxcare.com.au>
6543 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
6544 stack pointer via a LO_SUM. Ditto for setting a temp register
6545 used to save to the stack. Set cfa_temp when setting fp, and
6546 allow matches to cfa_temp in addition to cfa_store when saving
6547 regs. Handle POST_INC and LO_SUM register stores. Document the
6548 changes and errors in rule 12 doco.
6550 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
6551 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
6552 (load_reg): Move closer to epilogue code.
6553 (DO_FRAME_NOTES): Define to control the following..
6554 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
6555 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
6557 (hppa_expand_epilogue): Likewise.
6559 2001-04-03 Richard Henderson <rth@redhat.com>
6561 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
6562 * configure: Rebuild.
6564 2001-04-03 Richard Henderson <rth@redhat.com>
6566 * rtl.h (LCT_THROW): New.
6567 * calls.c (emit_library_call_value_1): Handle it.
6568 * except.c (connect_post_landing_pads): Use it.
6570 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6572 * gansidecl.h: Delete file.
6573 * configure.in: Change all refs to gansidecl.h to use
6574 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
6576 * configure: Regenerate.
6578 * Makefile.in (intl.o): Don't depend on gansidecl.h.
6579 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
6580 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
6581 Don't include gansidecl.h.
6582 * intl.c, main.c, version.c, fixinc/fixlib.h,
6583 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
6586 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6588 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
6591 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6593 * config/i386/xm-beos.h, config/i386/xm-isc.h,
6594 config/i386/xm-next.h, config/i386/xm-sco.h,
6595 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
6596 config/m88k/xm-m88k.h: Delete.
6598 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
6599 * config/romp/xm-romp.h: Don't define bcopy.
6600 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
6601 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
6603 * config.gcc: Remove references to deleted files.
6605 14 xm-host.h remain, 1 xm-cpu.h.
6607 2001-04-03 Jakub Jelinek <jakub@redhat.com>
6608 David S. Miller <davem@pierdol.cobaltmicro.com>
6609 Andrew MacLeod <amacleod@redhat.com>
6611 Use byte offsets in SUBREGs instead of words.
6613 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
6614 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
6615 to pass new argument.
6616 (add_stored_regs): Use subreg_regno_offset function.
6617 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
6619 (precompute_arguments): Use gen_lowpart_SUBREG.
6620 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
6621 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
6622 (simplify_set): Rework to use SUBREG_BYTE.
6623 (expand_field_assignment): Use SUBREG_BYTE.
6624 (make_extraction): Use SUBREG_BYTE.
6625 (if_then_else_cond): Use SUBREG_BYTE.
6626 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
6627 (gen_lowpart_for_combine): Compute full byte offset.
6628 * cse.c (mention_regs): Use SUBREG_BYTE.
6629 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
6630 (canon_hash): Use SUBREG_BYTE.
6631 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
6632 (gen_lowpart_if_possible): Formatting.
6633 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
6635 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6636 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6637 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6638 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6639 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6640 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6641 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
6642 certain invariants about SUBREGs the compiler creates.
6643 (gen_lowpart_SUBREG): New function.
6644 (subreg_hard_regno): New function to get the final register number.
6645 (gen_lowpart_common): Use SUBREG_BYTE.
6646 (gen_imagpart): Spacing nits.
6647 (subreg_realpart_p): Use SUBREG_BYTE.
6648 (gen_highpart): Use SUBREG_BYTE.
6649 (subreg_lowpart_p): Always compute endian corrected goal offset,
6650 even at the byte level, then compare against that.
6651 (constant_subword): New function, pulled out all constant cases
6652 from operand_subword and changed second argument name to offset.
6653 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
6654 and call constant_subword to do the work. Return const0_rtx if
6655 looking for a word outside of OP.
6656 (operand_subword_force): Change second arg name to offset.
6657 * expmed.c (store_bit_field): Use SUBREG_BYTE.
6658 (store_split_bit_field): Use SUBREG_BYTE.
6659 (extract_bit_field): Use SUBREG_BYTE.
6660 (extract_split_bit_field): Use SUBREG_BYTE.
6661 (expand_shift): Use SUBREG_BYTE.
6662 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
6663 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
6664 * flow.c (set_noop_p): Use SUBREG_BYTE.
6665 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
6666 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
6667 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
6669 (optimize_bit_field): Use SUBREG_BYTE.
6670 (purge_addressof_1): Use SUBREG_BYTE.
6671 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
6672 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
6673 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
6674 * gengenrtl.c (special_rtx): Add SUBREG.
6675 * global.c (mark_reg_store): Use SUBREG_BYTE.
6676 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
6677 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
6678 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
6679 final byte offset is congruent to subreg's mode size.
6680 (subst_constants): Use SUBREG_BYTE.
6681 (mark_stores): Use subreg_regno_offset function.
6682 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
6683 function and SUBREG_BYTE.
6684 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
6685 (reg_is_born): Use subreg_hard_regno.
6686 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
6687 endian correction code. Don't combine subregs unless resulting
6688 offset aligns with type. Fix subreg constant extraction for DImode.
6689 Simplify SUBREG of VOIDmode CONST_DOUBLE.
6690 (general_operand): Remove dead mode_altering_drug code.
6691 (indirect_operand): Use SUBREG_BYTE.
6692 (constrain_operands): Use subreg_regno_offset function.
6693 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
6694 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
6695 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
6696 * regs.h (REG_SIZE): Allow target to override.
6697 (REGMODE_NATURAL_SIZE): New macro which target can override.
6698 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
6699 on the entire subreg rtx.
6700 (push_reload): Use SUBREG_BYTE in comments and code.
6701 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
6702 for hard registers inside subregs.
6703 (operands_match_p): Use subreg_regno_offset.
6704 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
6705 containing hard regs.
6706 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
6707 corrections when fixing up MEM subregs.
6708 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6709 subreg_regno_offset where appropriate.
6710 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6711 byte endian corrections when fixing up MEM subregs.
6712 (subst_reloads): When combining two subregs, make sure final
6713 offset is congruent to subreg's mode size.
6714 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6715 (refers_to_regno_for_reload_p): Use subreg_regno.
6716 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6717 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6718 correction code for memory subreg fixups.
6719 (forget_old_reload_1): Use subreg_regno_offset.
6720 (choose_reload_regs): Use subreg_regno.
6721 (emit_input_reload_insns): Use SUBREG_BYTE.
6722 (reload_combine_note_store): Use subreg_regno_offset.
6723 (move2add_note_store): Use subreg_regno_offset.
6724 * resource.c (update_live_status, mark_referenced_resources): Use
6725 subreg_regno function.
6726 (mark_set_resources): Use subreg_regno function.
6727 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6728 (subreg_regno_offset, subreg_regno): Define prototypes.
6729 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6730 (gen_lowpart_SUBREG): Add prototype.
6731 * rtl.texi (subreg): Update to reflect new byte offset representation.
6732 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6733 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6734 (reg_overlap_mentioned_p): Use subreg_regno.
6735 (replace_regs); Make sure final offset of combined subreg is
6736 congruent to size of subreg's mode.
6737 (subreg_regno_offset): New function.
6738 (subreg_regno): New function.
6739 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6740 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6741 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6742 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6743 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6744 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6745 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6746 (print_operand): Use SUBREG_BYTE.
6747 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6748 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6749 (arm_reload_out_hi): Use SUBREG_BYTE.
6750 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6751 instead of SUBREG_WORD.
6752 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6753 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6754 SUBREG creation to use byte offset.
6755 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6756 inverted load insns): Fix explicit rtl subregs to use byte
6758 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6759 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6760 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6761 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6762 to use byte offsets.
6763 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6764 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6765 offsets, also make sure it is congruent to SUBREG's mode size.
6766 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6767 unnamed ldob insn): Generate SUBREGs with byte offset.
6768 (zero_extendqihi2): SUBREG's are byte offsets.
6769 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6770 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6771 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6772 zero-extendqisi2): Generate SUBREGs with byte offset.
6773 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6774 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6775 subregs in rtl to use byte offsets.
6776 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6777 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6778 (mips_move_2words): Use subreg_regno_offset.
6779 (mips_secondary_reload_class): Use subreg_regno_offset.
6780 * config/mips/mips.md (DImode plus, minus, move, and logical op
6781 splits): Fixup explicit subregs in rtl to use byte offsets.
6782 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6783 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6784 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6785 rtl to use byte offsets.
6786 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6787 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6788 subregs to use byte offsets.
6789 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6790 Fixup explicit subregs in rtl to use byte offsets.
6791 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6792 and remove byte endian correction code.
6793 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6794 (gen_ashift_hi): Use SUBREG_BYTE.
6795 (regs_used): Use subreg_regno_offset.
6796 (machine_dependent_reorg): Use subreg_regno_offset.
6797 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6798 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6799 (movdf_i4): Subregs are byte offsets now.
6800 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6801 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6802 (REGMODE_NATURAL_SIZE): Override.
6803 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6804 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6806 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6807 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6808 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6809 it is congruent to SUBREG's mode size.
6810 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6812 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6813 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6814 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6815 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6816 * config/v850/v850.c (print_operand, output_move_double): Use
6817 subreg_regno function.
6819 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6821 * configure.in (target_subdir): Use target_alias, not target.
6822 * configure: Rebuilt.
6824 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6826 * config/sh/crti.asm: Fix typos in comments.
6828 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6830 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6831 TARGET_FAST_INDIRECT_CALLS.
6832 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6834 (return_addr_rtx): Short circuit export stub matching when
6835 TARGET_NO_SPACE_REGS.
6836 (output_millicode_call): For out of range calls, make -fPIC
6837 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6838 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6839 * pa.md: Modify length attr calculation of all millicode insns to
6842 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6844 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6845 Require at least 2.11 in the version test. Specifically check
6846 for and reject GAS version 2.10.90.
6847 * configure: regenerate.
6849 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6851 * pa.c (override_options): Remove PIC profiling warning.
6852 (hp_profile_labelno): Delete.
6853 (hp_profile_label_rtx): Delete.
6854 (hp_profile_label_name): Delete.
6855 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6856 (output_function_prologue): Remove profiling code and all tests on
6857 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6858 merge_sp_adjust_with_store can work for PIC and profiling.
6859 (hppa_expand_epilogue): Remove profile_flag test.
6860 (hppa_can_use_return_insn_p): Likewise.
6861 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6862 cater for PROFILE_HOOK.
6863 (hppa_profile_hook): New function.
6864 * pa.h (FUNCTION_PROFILER): Now does nothing.
6865 (PROFILE_HOOK): Define.
6866 (hppa_profile_hook): Declare.
6867 (PROFILE_BEFORE_PROLOGUE): Delete.
6868 (ASM_OUTPUT_REG_PUSH): Delete.
6869 (ASM_OUTPUT_REG_POP): Delete.
6870 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6871 r24. Accept function name operand, and use this and a locally
6872 generated label to calculate pc-rel offset to func start.
6874 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6876 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6877 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6880 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6882 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6883 LO_SUM cases to where they belong.
6885 2001-04-02 Richard Henderson <rth@redhat.com>
6887 * except.h (lang_eh_type_covers): Mark extern.
6888 (lang_eh_runtime_type): Likewise.
6890 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6892 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6893 gengenrtl.c: Wrap generated header in multiple-include guard.
6894 Improve error checking.
6896 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6898 * configure.in: Don't check for putenv.
6899 * configure: Regenerate.
6900 * gcc.c (putenv): Don't define.
6901 * vax/xm-vms.h: Handle putenv.
6903 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6905 * ifcvt.c (noce_emit_move_insn): New.
6906 (noce_try_store_flag, noce_try_store_flag_constants,
6907 noce_try_store_flag_inc, noce_try_store_flag_mask,
6908 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6909 noce_try_abs): Use it.
6910 (noce_process_if_block): Likewise.
6911 For STRICT_LOW_PART, take mode from its SUBREG.
6913 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6915 * fold-const.c (fold): Before optimizing unsigned comparison with
6916 0x7fffffffU, make sure arg0 is integral type.
6918 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6920 * c-tree.texi: Document representation of wide strings.
6922 2001-04-01 Richard Henderson <rth@redhat.com>
6924 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6926 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6928 * i386.md: remove obsoleted comments.
6929 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6930 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6931 fix output template.
6933 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6935 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6937 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6939 * loop.c (load_mems): When generating a load from a pseudo, update
6942 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6944 * i386.c (ix86_split_long_move): Use change address to compensate
6945 stack pointer change in push instruction.
6947 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6949 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6950 instead of rtx_equal_p; fix the output template.
6952 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6954 * i386.c (ix86_expand_setcc): Support 64bit.
6955 (ix86_expand_int_movcc): Likewise.
6956 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6959 * i386.md (allocate_stack_worker): Turn to expander.
6960 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6962 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6964 2001-03-29 Richard Henderson <rth@redhat.com>
6966 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6968 2001-03-28 Matthew Hiller <hiller@redhat.com>
6970 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6973 * MAINTAINERS: Added self.
6975 2001-03-28 Richard Henderson <rth@redhat.com>
6977 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6978 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6980 2001-03-28 Jim Wilson <wilson@redhat.com>
6982 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6985 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6987 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6989 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6992 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6994 2001-03-28 DJ Delorie <dj@redhat.com>
6996 * Makefile.in (stage1_build): Revert CFLAGS patch.
6998 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
7000 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
7001 when multiplier or multiplicand is zero.
7003 2001-03-28 Bernd Schmidt <bernds@redhat.com>
7005 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
7007 * config/ia64/ia64.c (update_set_flags): New function, broken out of
7009 (set_src_needs_barrier): Likewise.
7010 (rtx_needs_barrier): For SET case, use these two functions. Rework
7011 PARALLEL case to handle all inputs before all outputs.
7012 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
7013 saw a label and no stop bit since then.
7014 (maybe_rotate, process_epilogue): Add prototypes.
7016 2001-03-28 Richard Henderson <rth@redhat.com>
7018 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
7019 not TARGET_TOC for special toc restore handling.
7020 * config/rs6000/rs6000.md (eh_return): Likewise.
7022 2001-03-28 Richard Henderson <rth@redhat.com>
7024 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
7025 current_function_calls_eh_return.
7026 (output_function_epilogue): Handle eh_return.
7027 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
7028 (EH_RETURN_DATA_REGNO): New.
7029 (EH_RETURN_STACKADJ_RTX): New.
7030 (EH_RETURN_HANDLER_RTX): New.
7031 * config/sparc/sparc.md (call/short branch peepholes): Check
7032 can_throw_internal instead of in_same_eh_region.
7034 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
7035 for eh_return data registers.
7036 (rs6000_emit_prologue): Save eh_return data registers.
7037 (rs6000_emit_epilogue): Force inline restores if eh_return.
7038 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
7039 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
7040 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
7041 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
7042 the target uses one.
7043 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
7044 (return_eh_si, return_eh_di): Remove.
7045 (eh_return): New, from corpse of eh_epilogue.
7046 (eh_set_lr_si, eh_set_lr_di): New.
7048 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
7049 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
7050 True for pic register if current_function_calls_eh_return.
7051 (ix86_expand_epilogue): Change "emit_return" argument into "style".
7052 Handle eh_return requirements.
7053 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
7054 (EH_RETURN_STACKADJ_RTX): New.
7055 * config/i386/i386.md (exception_receiver): Remove.
7056 (eh_return, eh_return_1): New.
7057 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
7059 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
7060 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
7061 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
7062 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
7063 (EH_RETURN_DATA_REGNO): New.
7064 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
7065 * config/alpha/alpha.md (eh_epilogue): Remove.
7066 (exception_receiver): Use $26 for ldgp input.
7067 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
7069 2001-03-28 Richard Henderson <rth@redhat.com>
7071 * except.c: Rewrite entirely for IA-64 ABI exception handling.
7072 * except.h: Likewise.
7074 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
7075 (LIB2ADDEHDEP): New.
7076 (LIB2FUNCS_EH): Remove.
7077 (LIB2ADD): Remove LIB2ADDEH.
7078 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
7079 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
7080 (crt{begin,end}[S].o): Likewise.
7081 (except.o): Update includes.
7082 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
7083 (libgcc2_c_dep): Use LIB2ADDEHDEP.
7085 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
7086 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
7087 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
7088 * builtins.c (expand_builtin): Implement it.
7089 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
7090 * c-common.c (c_common_nodes_and_builtins): Declare it.
7091 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
7092 * calls.c (libfunc_nothrow): Remove.
7093 (emit_library_call_value_1): Don't call it.
7094 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
7095 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
7096 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
7097 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
7098 (current_funcdef_number): Globalize.
7099 (output_call_frame_info): Emit frame data if an lsda is needed.
7100 Generate augmentation for personality routine. Don't play with
7102 (dwarf2out_begin_prologue): Record funcdef_number.
7103 * dwarf2out.h (current_funcdef_number): Declare.
7104 * expr.c (expand_expr): Update for except.h name changes.
7105 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
7106 * expr.h (LTI_throw, LTI_rethrow): Remove.
7107 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
7108 (LTI_eh_rtime_match): Remove.
7109 (LTI_unwind_resume, LTI_eh_personality): Add.
7110 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
7111 * final.c (final): Don't call check_exception_handler_labels,
7112 init_insn_eh_region, or free_insn_eh_region.
7113 (final_scan_insn): Always emit debug labels for
7114 NOTE_INSN_EH_REGION notes.
7115 * flags.h (flag_new_exceptions): Remove.
7116 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
7117 (record_active_eh_regions): Remove.
7118 (count_basic_blocks): Check all instructions for REG_EH_REGION.
7119 Use can_throw_internal.
7120 (find_basic_blocks_1): Likewise.
7121 (move_stray_eh_region_notes): Remove.
7122 (find_label_refs): No eh_return_stub_label.
7123 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
7124 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
7126 (delete_unreachable_blocks): Don't track deleted handlers.
7127 (flow_delete_block): Use maybe_remove_eh_handler.
7128 (delete_eh_regions): Remove.
7129 (merge_blocks): Don't check for eh region match.
7130 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
7131 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
7132 (init_propagate_block_info): Disable dead frame store optimization
7133 when current_function_calls_eh_return.
7134 (dump_bb): Don't print eh_beg, eh_end.
7135 * function.c (fixup_var_refs): No catch_clauses.
7136 (expand_function_end): Likewise. Call expand_eh_return before
7137 the return register use. Call sjlj_emit_function_exit_after.
7138 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
7139 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
7140 * ifcvt.c (dead_or_predicable): Remove eh region check.
7141 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
7142 Don't check for EH vs parameters.
7143 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
7144 (expand_inline_function): Call duplicate_eh_regions.
7145 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
7146 (copy_insn_notes): Remap REG_EH_REGION notes.
7147 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
7148 * integrate.h (struct inline_remap): Add local_return_label.
7149 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
7150 check_exception_handler_labels, nor exception_optimize.
7151 (find_cross_jump): No EH region check.
7152 * optabs.c (init_optabs): Update for changed eh libfuncs.
7153 * rtl.def (RESX): New.
7154 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
7155 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
7156 checks. Update for except.h name changes.
7157 (expand_cleanups): Likewise.
7158 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
7159 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
7160 (compile_file): Call init_eh before init_optabs. Don't
7161 output_exception_table here.
7162 (rest_of_compilation): Call convert_from_eh_region_ranges,
7163 convert_to_eh_region_ranges, output_function_exception_table.
7164 Don't emit_eh_context.
7165 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
7166 (EXC_PTR_EXPR): New.
7168 * md.texi (eh_epilogue): Remove.
7169 (eh_return): Document.
7170 * tm.texi (EH_RETURN_DATA_REGNO): Document.
7171 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
7173 * eh-common.h: Remove file.
7174 * frame-dwarf2.c, frame.c, frame.h: Remove files.
7175 * libgcc2.c (L_eh): Remove.
7177 * unwind-dw2-fde.c: New file, largely copied from frame.c.
7178 * unwind-dw2-fde.h: New file.
7179 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
7180 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
7181 * libgcc-std.ver: Update for eh symbols.
7183 2001-03-27 Richard Henderson <rth@redhat.com>
7185 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
7186 reduce false positives.
7187 (regmove_optimize): Disable if flag_non_call_exceptions.
7189 * stmt.c (expand_return): Remove always true predicate.
7190 (expand_decl_cleanup_no_eh): Remove dead code.
7192 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
7193 barrier code. Add a scheduling barrier if a non-call insn
7194 can throw internally.
7196 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
7197 Auto-inc addresses trap only if their base register does.
7199 * except.c (can_throw_internal): Rename from can_throw.
7200 * except.h, resource.c: Update references.
7202 * integrate.c (copy_insn_list): Use returnjump_p.
7203 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
7205 * function.h (struct function): Move all boolean valued fields
7206 to single bit fields at the end of the struct.
7208 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
7210 Rename asynchronous_exceptions to flag_non_call_exceptions.
7212 * gthr-single.h (UNUSED): New. Distinguish between how C
7213 and C++ mark unused function arguments. Use throughout.
7215 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
7216 value to target configuration header.
7217 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
7218 * config.in, configure: Rebuild.
7219 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
7220 configuration and target defines.
7221 (exceptions_via_longjmp): Remove.
7222 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
7223 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
7225 * except.h (flag_non_call_exceptions): Move ...
7226 * flags.h: ... here.
7228 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
7229 exceptions, put the note on the trapping instruction.
7231 * flags.h (flag_new_exceptions): Remove.
7232 * toplev.c: Don't set it.
7233 * final.c: Don't check it.
7234 * except.c: Provide stub definition.
7236 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
7237 (calculate_global_regs_live): Kill call-clobbered registers
7238 across exception edges.
7239 * reg-stack.c (convert_regs_1): Kill the entire target stack
7240 across non-call exception edges.
7242 * flow.c (cleanup_cfg): Take no argument.
7243 * output.h, sibcall.c, toplev.c: Update all calls.
7245 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7247 * configure.in: Don't check for bcopy.
7248 * configure, config.in: Regenerate.
7250 * system.h: Don't define or prototype bcopy, instead poison it.
7252 2001-03-27 Richard Henderson <rth@redhat.com>
7254 * function.c (expand_function_start): Set DECL_REGISTER on
7255 a pseudo used for DECL_RESULT.
7257 * rtl.h (LCT_NORETURN): New.
7258 * calls.c (emit_library_call_value_1): Handle it.
7260 2001-03-27 Stan Shebs <shebs@apple.com>
7262 * objc/objc-act.c (objc_init): Use dump_base_name.
7263 (gen_declaration): Clear the buffer arg.
7264 (gen_declaration_1): New function, body of gen_declaration.
7265 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
7266 (gen_method_decl): Ditto, plus always clear buffer arg.
7267 (error_with_ivar): Simplify.
7268 (warn_with_method): Ditto.
7269 (build_message_expr): Don't clear buffers.
7270 (dump_interface): Ditto.
7271 (objc_debug): Ditto.
7272 (build_keyword_selector): Clear the buffer by only zeroing
7274 (objc_implementation_context): Declare.
7275 (start_class): Warn about missing @end.
7276 (finish_objc): Ditto.
7278 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7280 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
7282 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7284 * Makefile.in (SYSTEM_H): Define.
7285 Depend on $(SYSTEM_H), not system.h.
7287 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
7289 2001-03-27 Jim Wilson <wilson@redhat.com>
7291 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
7293 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
7294 (process_epilogue): New static function.
7295 (process_set): Call process_epilogue instead of emitting .restore
7297 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
7299 * flow.c (struct reg_cond_life_info): New fields orig_condition
7301 (init_propagate_block_info): Set new fields.
7302 (mark_regno_cond_dead): Set and use new fields.
7303 (flush_reg_cond_reg_1): Likewise.
7304 (and_reg_cond, case AND): Check for redundant AND conditions.
7305 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
7308 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7310 * cppmacro.c (stringify_arg): Null terminate strings.
7312 2001-03-27 Zack Weinberg <zackw@stanford.edu>
7314 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
7315 inclusion style. xm-m68hc11.h no longer exists.
7316 * config/m68hc11/xm-m68hc11.h: Delete file.
7317 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
7319 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
7320 Don't define GCC_VERSION, N_, or PARAMS; don't include
7321 gansidecl.h or stdio.h. Define inhibit_libc here.
7322 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7323 Delete code conditioned on #if GCC_VERSION == 2095.
7325 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
7326 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7327 Delete code conditioned on #if GCC_VERSION == 2095.
7329 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7331 * system.h: Include symcat.h.
7332 (STRINGIFY): Don't define.
7334 * configure.in: Adjust comment.
7336 * builtins.c: Use STRINGX, not STRINGIFY.
7337 * gencheck.c: Likewise.
7338 * gengenrtl.c: Likewise.
7339 * protoize.c: Likewise.
7341 * cpplex.c: Don't include symcat.h.
7342 * cpplib.c: Likewise.
7344 * gansidecl.h (HAVE_STRINGIZE): Don't define.
7346 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7348 * c-typeck.c (digest_init): Fold init expression.
7350 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7352 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
7354 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7356 * except.c (eh_regs): Save results of build_pointer_type to a temp
7357 as FUNCTION_VALUE macro may evaluate its args multiple times.
7359 2001-03-26 Mark Mitchell <mark@codesourcery.com>
7361 * c-common.h (DECL_NUM_STMTS): New macro.
7362 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
7364 (pushdecl): Likewise.
7365 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
7366 * integrate.c (expand_inline_function): Don't check
7368 * print-tree.c (print_node): Don't print it.
7369 * toplev.c (rest_of_compilation): Don't try to inline when
7370 flag_no_inline is on.
7371 * tree.h (DECL_FRAME_SIZE): Remove.
7372 (tree_decl): Adjust accordingly.
7374 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7376 * combine.c (try_combine): Use memcpy, not bcopy.
7378 * genattrtab.c (expand_units): Likewise.
7380 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7382 * i386.md (push mem DI peep2): New.
7383 (mov 0, mov -1 peep2): Handle 64bit.
7384 (lea to arithmetics peep2): Handle 64bit leas.
7385 (rsp arithmetics to push/pop peep2s): New.
7387 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
7389 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7391 * i386.c (struct machine_function): Add save_varrargs_registers.
7392 (ix86_save_varrargs_registers): New macro.
7393 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
7394 (ix86_expand_prologue): Likewise.
7395 (ix86_emit_epilogue_esp_adjustement): Likewise.
7396 (ix86_expand_epilogue): Likewise.
7397 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
7398 (pro_epilogue_adjust_stack_1): New insn.
7399 (pro_epilogue_adjust_stack_rex64): Likewise.
7400 * i386.h (MASK_NO_RED_ZONE): New constant.
7401 (TARGET_RED_ZONE): New macro.
7402 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
7403 (RED_ZONE_SIZE): New constant.
7404 (RED_ZONE_RESERVE): New constant.
7406 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7408 * toplev.c (set_float_handler): Use memcpy, not bcopy.
7410 2001-03-25 Kazu Hirata <kazu@hxi.com>
7412 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
7415 (umodhi3): Likewise.
7418 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7420 * mkconfig.sh (DEFINES): Handle entries with '='.
7422 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
7423 Set xm_defines to MACRO=value instead.
7425 * i370/xm-mvs.h: Delete.
7427 * ns32k/xm-pc532-min.h: Likewise.
7429 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7431 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
7433 use ix86_expand_binary_operator
7434 (?sh??i_?): Disable for 64bit.
7435 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
7436 * i386.c (shiftdi_operand): New predicate.
7438 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
7439 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
7440 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
7441 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
7442 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
7443 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
7444 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
7445 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
7446 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
7447 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
7448 (rotldi3, rotrdi3): New expanders.
7450 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
7452 * i386.md (movstrsi): Move offline.
7454 (strmovdi_rex64): New.
7455 (strmov?i): Accept 64bit.
7456 (strmov?i_rex64): New.
7457 (strmov?i_rex_1): New.
7458 (strmov?i_1): Disable for 64bit.
7459 (rep_mov?i_rex64): New.
7460 (rep_mov?i): Disable for 64bit.
7461 (clrstrsi): Move offline.
7462 (strset?i_rex64): New.
7463 (strset?i: Accept 64bit.
7464 (rep_stos?i): Disable for 64bit.
7465 (rep_stos?i_rex64): New.
7466 (strset?i_rex_1): New.
7467 (strset?i_1): Disable for 64bit.
7468 (cmpstrsi): Accept 64bit.
7469 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
7470 (cmpstrqi_nz_rex_1): New.
7471 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
7472 (strlensi): Move offline.
7474 (strlenqi_1): Disable for 64bit; fix constraints.
7475 (strlenqi_rex_1): New.
7476 * i386.c (ix86_adjust_counter): New static function.
7477 (ix86_zero_extend_to_Pmode): Likewise.
7478 (ix86_expand_aligntest): Likweise.
7479 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
7480 (ix86_expand_movstr): New global function.
7481 (ix86_expand_clrstr): New global function.
7482 (ix86_expand_strlen): New global function.
7483 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
7484 ix86_expand_strlen): Declare.
7485 (ix86_expand_strlensi_unroll_1): Delete.
7487 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
7489 * i386.md (cmpdi): Fix operand predicates.
7490 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
7491 cmpdi_1_insn_rex64): New patterns.
7492 (adddi3): Turn to expander.
7493 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
7494 (addsi3_carry_zext): New pattern.
7495 (adddi_?_rex64): New patterns and splitters.
7496 (addsi_?_zext): New patterns.
7497 (subsi3_carry_zext): New pattern.
7498 (subdi_?_rex64): New patterns and splitters.
7499 (iorsi_?_zext): New patterns.
7500 (iordi_?_rex64): New patterns and splitters.
7501 (iorsi_?_zext): New patterns.
7502 (iorsi_?_zext_imm): New patterns.
7503 (xorsi_?_zext): New patterns.
7504 (xordi_?_rex64): New patterns and splitters.
7505 (xorsi_?_zext): New patterns.
7506 (negdi*): New patterns.
7507 (one_cmpldi*): Likewise.
7508 (one_cmplsi*_zext, negsi*_zext): Likewise.
7509 (testqi_ext_3_rex64): New pattern.
7511 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
7513 * i386-protos.h (ix86_split_long_move): Return void.
7514 * i386.c (ix86_split_to_parts): Handle 64bit target.
7515 (ix86_split_long_move): Likewise.
7516 * i386.md (all calls to ix86_split_long_move): Update.
7518 2001-03-23 Richard Henderson <rth@redhat.com>
7520 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
7521 to avoid shadowing arguments.
7523 2001-03-23 Jakub Jelinek <jakub@redhat.com>
7525 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
7526 to variable names where DECL_NAME is different from
7527 DECL_ASSEMBLER_NAME.
7529 2001-03-23 Jim Wilson <wilson@redhat.com>
7531 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
7532 (assemble_alias): Call make_decl_rtl.
7534 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
7536 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
7538 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
7540 * extend.texi: Document the "java_interface" attribute.
7542 2001-03-22 Zack Weinberg <zackw@stanford.edu>
7544 * mkconfig.sh: Use a subshell with redirected stdout,
7545 instead of closing stdout and confusing commands that run
7546 afterward. Throw away output of cmp.
7548 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
7550 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
7552 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
7554 * i386.md (zero_extendsidi2_32): Break out from ...
7555 (zero_extendsidi2): ... here ; turn to expander.
7556 (zero_extendsidi2_rex64): New.
7557 (extendsidi2_32): Break out from ...
7558 (extendsidi2): ... here ; turn to expander.
7559 (extendsidi2_rex64): New.
7560 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
7561 (trunc?f?f splitters): Add 64bit versions.
7563 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
7565 * i386.md (pushsi, pushsi2_prologue): Disable.
7566 (pushsi2_rex64): New.
7567 (movabs?i_1_rex64, movabs?i_2_rex64): New.
7568 (movqi_ext_1): Disable for 64bit.
7569 (movqi_ext_1_rex64): New.
7570 (pushdi2_rex64): New pattern, peep2s and splitter.
7571 (pushdi2_prologue_rex64): New pattern.
7572 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
7574 (movdi splitters): Disable for 64bit.
7575 (movdi_1_rex64): New pattern, peep2s and splitters.
7576 (swapdi): New pattern.
7577 (pushsf): Disable for 64bit.
7578 (pushsf_rex64): New pattern and splitter.
7579 (pushdf_nointeger): Disable for 64bit.
7580 (pushdf_integer): Handle the 64bit case.
7581 (pushtf): Likewise; update splitters.
7583 2001-03-22 Richard Henderson <rth@redhat.com>
7585 * mkconfig.sh: Include insn-flags.h.
7586 * Makefile.in (CONFIG_H): Include insn-flags.h.
7587 (lots of objects): Remove insn-codes.h and insn-flags.h.
7589 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
7590 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
7591 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
7592 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
7593 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
7594 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
7595 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
7596 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
7597 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
7598 v850/v850.c, vax/vax.c:
7599 Don't include insn-flags.h.
7601 * diagnostic.c, expr.h, reload.c, toplev.c:
7602 Don't include insn-codes.h.
7604 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
7605 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
7606 c4x/c4x.c, i960/i960.c, mips/mips.c:
7607 Don't include insn-codes.h or insn-flags.h.
7609 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
7610 or insn-flags.h in the generated code.
7611 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
7612 (main): Forward declare struct rtx_def.
7614 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
7616 * invoke.texi (-ffast-math): Remove duplicate line about
7619 * gcc.texi: Remove more obsolete documentation of bugs and
7620 installation problems.
7622 2001-03-21 Kazu Hirata <kazu@hxi.com>
7624 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
7627 2001-03-20 Jason Merrill <jason@redhat.com>
7629 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
7631 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
7632 * varasm.c (CHKR_PREFIX): Likewise.
7634 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7636 * gcse.c (hash_scan_set): An expression is not anticipatible if it
7637 is part of a multi-SET insn.
7639 * cse.c (find_comparison_args): Remove previous change.
7640 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
7643 * config/i386/i386.md (conditional_trap): Remove warning.
7645 * recog.c (push_operand): Fix error in last change that caused
7646 undefined symbol on many targets.
7648 * sdbout.c: #include ggc.h.
7649 (sdbout_init): Move to end of file.
7650 Call ggc_add_tree_root for anonymous_types.
7651 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
7652 (sdbout_one_type): Use DECL_NAME for field name.
7653 * Makefile.in (sdbout.o): Show includes ggc.h.
7655 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
7657 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
7658 (override_options): Use properlimits for preferred_stack_boundary.
7659 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
7661 (ext_register_operand): Accept DImode.
7662 (load_pic_register): Abort on 64bit.
7663 (gen_push): Use Pmode instead of SImode.
7664 (ix86_save_reg): Pic reg is never used on 64bit.
7665 (ix86_expand_prologue): Likewise.
7666 (ix86_emit_save_regs): Use Pmode instead of SImode.
7667 (legitimate_address_p): Check displacement for 64bit.
7668 (print_operand): Avoid outputting of (%rip) on 64bit.
7669 (print_operand_address): Output (%rip) where possible.
7670 (split_di): Abort on 64bit registers.
7671 (ix86_expand_branch): DImode comparison is simple for x86_64.
7672 (memory_address_length): Recognize memory addresses formed using
7674 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
7676 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
7678 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
7680 * recog.c (push_operand): Recognize new format of push instructions.
7682 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
7684 * i386.md (pushqi1): New.
7685 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
7686 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7687 x86_64_immediate_operand, x86_64_immediate_operand,
7688 x86_64_zext_immediate_operand): Declare.
7689 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
7690 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7691 x86_64_immediate_operand, x86_64_immediate_operand,
7692 x86_64_zext_immediate_operand): define.
7693 * i386.h (PREDICATE_CODES): Add new predicates.
7695 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
7697 * i386.md (pophi1, popqi1, pushqi1): Remove.
7699 * expr.c (emit_single_push_insn): New function.
7700 (move_by_pieces): Accept NULL as destination for push instructions.
7701 (gen_push_operand): Kill.
7702 (emit_push_insn): Pass NULL when pushing; avoid updating of
7703 stack_pointer_delta.
7704 * expr.h (gen_push_operand): Kill.
7706 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7708 * rtl.texi (COMPARE): Clarify documentation and reference section
7711 2001-03-20 Stan Shebs <shebs@apple.com>
7713 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7714 (get_object_reference): Ditto.
7715 (error_with_ivar): Use error_with_file_and_line.
7716 (warn_with_method): Use warning_with_file_and_line.
7718 2001-03-20 Tom Tromey <tromey@redhat.com>
7720 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7722 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7724 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7725 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7727 2001-03-20 DJ Delorie <dj@redhat.com>
7729 * Makefile.in (install-libgcc): Pass complete list of variables.
7730 (install-multilib): Ditto.
7732 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7734 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7735 drectve_section, switch_to_section.
7737 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7738 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7739 i386_pe_mark_dllimport.
7741 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7743 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7744 functions i386_pe_*.
7746 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7747 i386_pe_* functions with char * arguments.
7749 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7751 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7753 (movsi_ie): Introduce fpul store.
7755 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7757 * Makefile.in (OBJS): Remove hashtab.o.
7759 2001-03-19 Stan Shebs <shebs@apple.com>
7761 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7762 * c-lang.c (maybe_objc_method_name): Ditto.
7763 * c-tree.h (maybe_objc_method_name): Remove decl.
7765 2001-03-19 Tom Tromey <tromey@redhat.com>
7767 * gcc.c (init_gcc_specs): Fix comment.
7769 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7771 Compute DECL_ASSEMBLER_NAME lazily.
7772 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7773 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7774 (SET_DECL_ASSEMBLER_NAME): Likewise.
7775 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7776 (set_decl_assembler_name): Declare.
7777 (lang_set_decl_assembler_name): Likewise.
7778 * tree.c (lang_set_decl_assembler_name): New variab.e
7779 (set_decl_assembler_name): New function.
7780 (init_obstacks): Set lang_set_decl_assembler_name.
7781 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7782 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7783 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7784 where it's not necessary.
7785 (builtin_function): Likewise.
7786 (finish_decl): Likewise.
7787 * dbxout.c (dbxout_type_methods): Likewise.
7788 * ggc-common.c (ggc_mark_trees): Likewise.
7789 * profile.c (output_func_start_profiler): Likewise.
7790 * varasm.c (make_decl_rtl): Likewise.
7792 * cse.c (find_comparison_args): Update documentation. Fix
7793 mishandling of COMPARE operations.
7795 * tree.def (ABS_EXPR): Add documentation.
7796 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7798 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7800 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7802 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7804 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7805 Remove ia32 linux PIC kludge and move it...
7806 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7808 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7810 * i386.md (absdf2 expander): Fix 64bit case.
7812 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7814 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7816 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7818 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7820 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7822 * README.X11: Remove obsolete file.
7824 2001-03-18 Anthony Green <green@redhat.com>
7826 * config/pj/pj.h: Remove some trailing commas.
7827 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7829 2001-03-18 Richard Henderson <rth@redhat.com>
7831 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7832 * calls.c: ... here.
7833 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7834 defaults for them here.
7836 2001-03-17 Anthony Green <green@redhat.com>
7838 * config/pj/lib1funcs.S: Fix broken comment.
7839 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7842 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7844 * gcc.texi: Remove obsolete information relating to build and
7845 installation problems with enquire or the Pyramid C compiler.
7847 2001-03-17 Richard Henderson <rth@redhat.com>
7849 * dwarf2out.c (queue_reg_save): New.
7850 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7851 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7853 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7854 (cfa, cfa_store, cfa_temp): Make static.
7855 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7857 2001-03-17 Richard Henderson <rth@redhat.com>
7859 * integrate.h (struct inline_remap): Add local_return_label.
7860 * integrate.c (expand_inline_function): Initialize it and emit
7861 it after copy_insn_notes.
7862 (copy_insn_list): Don't store local_return_label here.
7863 (copy_insn_notes): New function split out from copy_insn_list.
7865 2001-03-17 Richard Henderson <rth@redhat.com>
7867 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7868 is generating .debug_line.
7869 (dwarf2out_init): Add main_input_filename to the file table first.
7870 * configure.in (as_dwarf2_debug_line): Test with file number 1
7871 instead of file number 0.
7873 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7875 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7876 (gen_rtx_combine): Deleted; all references changed as appropriate.
7877 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7879 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7881 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7883 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7886 2001-03-16 Jim Wilson <wilson@redhat.com>
7888 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7889 then set it to LOC_REG (79) instead of aborting.
7891 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7893 * gccbug.in: Remove high priority.
7895 2001-03-16 Richard Henerson <rth@redhat.com>
7897 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7898 output with a space instead of deleting it.
7899 * configure: Regenerate.
7901 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7903 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7904 handles the gory details of converting an object file into
7905 something that's safe to grep.
7906 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7907 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7908 newlines at either end of the string we're looking for.
7909 Make 'checking ...' message less stilted.
7910 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7911 ARM in-memory layout and its hypothetical converse. Don't
7912 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7913 HOST_WORDS_BIG_ENDIAN.
7915 * configure.in: Adjust for renamed macro. Move
7916 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7917 * configure, config.in: Regenerate.
7919 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7921 * fixinc/Makefile.in: Set SHELL.
7923 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7925 * fixinc/fixincl.c (fix_with_system): Quote file names before
7926 passing them to shell.
7928 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7930 * Makefile.in: Use fix-header$(build_exeext) instead
7933 2001-03-16 Richard Henderson <rth@redhat.com>
7935 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7936 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7937 (size_of_line_prolog): Remove.
7938 (output_line_info): Compute prologue size via label difference.
7939 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7941 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7942 assembler error when redefining file numbers.
7943 * config.in, configure: Rebuild.
7945 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7946 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7947 (dw2_asm_output_delta_uleb128): Likewise.
7948 (dw2_asm_output_delta_sleb128): Similarly.
7949 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7951 2001-03-16 Michael Meissner <meissner@redhat.com>
7953 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7955 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7957 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7959 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7960 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7961 being unsigned in ISO C and signed in traditional.
7962 (expand_prologue): Ditto.
7963 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7965 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7967 (divsi3,divdi3): Ditto.
7968 (modsi3,moddi3): Ditto.
7969 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7970 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7971 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7974 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7976 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7977 SSE based conditional moves on LTGT/UNEQ conditions;
7978 Canonicalize EQ to NE.
7979 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7980 (sse_mov?fcc_ne): New.
7982 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7984 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7986 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7987 register may be dead.
7989 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7991 * Makefile.in (hash.o): Depend on CONFIG_H.
7993 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7995 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7997 2001-03-15 Richard Henderson <rth@redhat.com>
7999 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
8000 (ASM_OUTPUT_DWARF_PCREL): New.
8001 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
8003 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
8005 * cppfiles.c (stack_include_file): Use MAX of sysp.
8007 2001-03-15 Steve Ellcey <sje@cup.hp.com>
8009 * config.gcc (ia64*-*-hpux*): New case.
8010 * config/ia64/hpux.h: New file for HP-UX support.
8011 * config/ia64/t-hpux: New file for HP-UX support.
8013 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
8015 * fixinc/inclhack.def (irix_stdio_va_list): New.
8016 * fixinc/fixincl.x: Rebuilt.
8018 2001-03-15 Richard Henderson <rth@redhat.com>
8020 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
8021 if provided by the target.
8022 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
8023 (dw2_asm_output_addr): New.
8024 * dwarf2asm.h (dw2_asm_output_addr): Declare.
8025 * dwarf2out.c (output_cfi): Use it for program addresses.
8026 (output_call_frame_info, output_die): Likewise.
8027 (output_aranges, output_line_info): Likewise.
8029 2001-03-15 Bruce Korb <bkorb@gnu.org>
8031 * gcc.c(main): make more rigorous
8032 * collect2.c(main): guard against ignoring SIGCHLD
8033 * protoize.c(main): ditto
8034 * gcc/fixinc/fixincl.c(initialize): ditto
8036 2001-03-15 Mark Mitchell <mark@codesourcery.com>
8038 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
8039 (sdbout_parms): Likewise.
8041 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
8043 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
8044 "widen" a destination that is already wider than a word. Also do
8045 not widen if LOAD_EXTEND_OP is NIL for the given mode.
8047 2001-03-15 Bernd Schmidt <bernds@redhat.com>
8049 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
8051 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
8053 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
8055 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
8057 * i960.h (i960_maxbitalignment,
8058 i960_last_maxbitalignment): Declare.
8059 * i960.c (i960_maxbitalignment,
8060 i960_last_maxbitalignment): Make global.
8061 (process_pragma): Delete.
8062 (i960_pr_align, i960_pr_noalign): Move from here ...
8063 * i960-c.c: ... to this new file.
8064 * t-960bare (i960-c.o): New rule.
8065 * t-vxworks960 (i960-c.o): Likewise.
8066 * config.gcc (i960-*-*): Define c_target_objs and
8069 2001-03-15 Bernd Schmidt <bernds@redhat.com>
8071 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
8072 without adding in rtx code and mode.
8074 * alias.c (init_alias_analysis): Don't use any rtx whose value
8075 varies as a known value.
8076 Delete a superfluous test.
8078 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
8080 (ia64_sched_reorder): Call maybe_rotate; also rotate after
8081 scheduling a stop bit.
8082 (ia64_emit_nops): Correctly handle ASMs.
8084 2001-03-15 Mark Mitchell <mark@codesourcery.com>
8086 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
8088 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
8090 * cpp.texi: Update documentation for -include and -imacros.
8091 * cppfiles.c (struct include_file): Remove "defined" memeber.
8092 (find_or_create_entry): Make a copy of the file name, and
8094 (open_file): Update to ensure we use the simplified filename.
8095 (stack_include_file): Don't set search_from.
8096 (cpp_included): Don't simplify the path name here.
8097 (find_include_file): New prototype. Call search_from to
8098 get the start of the "" include chain. Don't simplify the
8100 (_cpp_execute_include): New prototype. Move diagnostics to
8101 do_include_common. Update.
8102 (_cpp_pop_file_buffer): Don't set defined.
8103 (search_from): New prototype. Use the preprocessor's cwd
8104 for files included from the command line.
8105 (read_name_map): Don't simplify the pathname here.
8106 * cpphash.h (enum include_type): New.
8107 (struct buffer): Delete search from. New search_cached.
8108 (_cpp_execute_include): Update prototype.
8109 * cppinit.c (do_includes): Use _cpp_execute_include.
8110 * cpplib.c (do_include_common): New function.
8111 (do_include, do_include_next, do_import): Use it.
8113 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8115 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
8116 contents of the RTL, to determine the name of the object.
8118 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8120 * tree.h (DECL_RTL): Allocate RTL lazily.
8121 (SET_DECL_RTL): New macro.
8122 (DECL_RTL_SET_P): Likewise.
8123 (COPY_DECL_RTL): Likewise.
8124 (DECL_RTL_IF_SET): Likewise.
8125 * varasm.c (make_decl_rtl): Add assertions about the kind of
8126 declaration we are processing.
8127 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
8128 (start_decl): Likewise.
8129 (finish_decl): Likewise.
8130 * c-semantics.c (emit_local_var): Likewise.
8131 * calls.c (expand_call): Likewise.
8132 * dbxout.c (dbxout_symbol): Likewise.
8133 * emit-rtl.c (unshare_all_rtl): Likewise.
8134 (unshare_all_decls): Likewise.
8135 (reset_used_decls): Likewise.
8136 * expr.c (store_constructor): Likewise.
8137 (safe_from_p): Likewise.
8138 (expand_expr): Likewise.
8139 * function.c (put_var_into_stack): Likewise.
8140 (instantiate_decls_1): Likewise.
8141 (assign_parms): Likewise.
8142 (expand_function_start): Likewise.
8143 (expand_function_end): Likewise.
8144 * ggc-common.c (gcc_mark_trees): Likewise.
8145 * integrate.c (function_cannot_inline_p): Likewise.
8146 (copy_decl_for_inlining): Likewise.
8147 (expand_inline_function): Likewise.
8148 (integrate_parm_decls): Likewise.
8149 (integrate_decl_tree): Likewise.
8150 * print-tree.c (print_node): Likewise.
8151 * reg-stack.c (stack_result): Likewise.
8152 * stmt.c (label_rtx): Likewise.
8153 (expand_return): Likewise.
8154 (expand_decl): Likewise.
8155 (expand_decl_cleanup): Likewise.
8156 (expand_anon_union_decl): Likewise.
8157 * toplev.c (check_global_declarations): Likewise.
8158 (rest_of_decl_compilation): Likewise.
8159 * tree.c (simple_cst_equal): Likewise.
8160 * objc/objc-act.c (generate_static_references): Likewise.
8162 2001-03-14 Zack Weinberg <zackw@stanford.edu>
8164 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
8165 gcc_AC_C_FLOAT_FORMAT): New macros.
8166 * configure.in: Add AC_PROG_CPP after CC tests;
8167 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
8168 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
8169 * configure, config.in: Regenerate.
8171 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
8172 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8173 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8174 config/i370/xm-linux.h, config/i370/xm-oe.h,
8175 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8176 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
8177 config/pa/xm-linux.h, config/pa/xm-pa.h,
8178 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
8179 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
8180 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
8181 config/we32k/xm-we32k.h: Delete.
8183 * config/i370/xm-mvs.h, config/m88k/m88k.h,
8184 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8185 config/vax/xm-vms.h: Don't define any of:
8186 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
8188 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
8190 * config.gcc: Remove references to deleted files.
8191 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
8192 FATAL_EXIT_CODE, which is the same between oe and mvs).
8194 2001-03-14 DJ Delorie <dj@redhat.com>
8195 Vladimir Makarov <vmakarov@redhat.com>
8197 * config/i960/i960.c (i960_function_prologue): Compute size of
8198 frame according to number of registers actually saved there.
8200 2001-03-14 Richard Henderson <rth@redhat.com>
8202 * expr.c (emit_move_insn_1): Fix else if around #endif.
8204 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
8207 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
8210 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
8212 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
8213 (override_options): Parse cmodel string.
8214 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
8215 * i386.h (TARGET_OPTIONS): Add "cmodel".
8216 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
8218 (ix86_cmodel_string, ix86_cmodel): Declare.
8220 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
8223 * i386.h (GENERAL_REG_P): Add missing REG_P.
8225 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
8227 * configure.in: Use $gcc_cv_as instead of $as.
8228 * configure: Regenerated.
8230 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
8232 * cppfiles.c (stack_include_file): Only increase the include
8233 count if we actually process the file properly, as opposed
8234 to treating it as length zero. Only call read_include_file
8235 if not DO_NOT_REREAD. Handle the -H include file output
8237 (read_include_file): Remove now redundant DO_NOT_REREAD check.
8238 (cpp_included, find_include_file): Simplify pathnames after
8239 remapping them. If remapping, don't use the remapped file
8240 name's buffer as our scratch buffer.
8241 (cpp_pop_file_buffer): Replace the multiple include macro
8242 only if it isn't yet set.
8243 (read_name_map): Simplify remapped names when reading in.
8244 (remap_filename): Move code to code path that uses it.
8245 (_cpp_simplify_pathname): Return the input pointer.
8246 * cpphash.h (_cpp_simplify_pathname): Update prototype.
8248 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8250 * expr.c (expand_expr): Revove bogus conditional.
8252 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
8254 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
8256 2001-03-14 Jakub Jelinek <jakub@redhat.com>
8258 * reg-stack.c (stack_result): Unconditionally use
8259 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
8261 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
8263 * expr.c (emit_move_insn_1): Split push of complex value when
8264 no suitable push instruction exist.
8266 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
8267 instead of QI_REG_P.
8269 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8271 * alias.c (handled_component_p, can_address_p): New functions.
8272 (get_alias_set): Use them.
8274 2001-03-13 Jim Wilson <wilson@redhat.com>
8276 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
8277 from 80 in try_locals code.
8278 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
8280 2001-03-13 Zack Weinberg <zackw@stanford.edu>
8282 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
8283 gcc_AC_C_LONG_LONG): New.
8284 * configure.in: Use them. Probe the size of short, int, long,
8285 and long long/__int64 if we have them. Move all the AC_C_*
8286 checks together, except gcc_AC_C_CHAR_BIT which has to go
8287 after AC_CHECK_HEADERS(limits.h).
8288 Take hwint.h out of host_xm_file and build_xm_file.
8290 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
8291 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
8292 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
8293 Move the HOST_WIDEST_INT setup logic here from system.h.
8294 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
8296 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
8297 is now handled by hwint.h.
8299 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
8300 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
8301 config/ia64/xm-ia64.h: Don't define any of:
8302 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
8303 HOST_BITS_PER_LONGLONG.
8305 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
8306 config/h8300/xm-h8300.h, config/mips/iris6.h,
8307 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
8308 config/sparc/xm-sp64.h: Delete.
8309 * config.gcc: Remove references to deleted files.
8311 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
8312 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
8313 * config/i370/xm-linux.h: Clarify floating-point situation in
8316 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
8318 * cppfiles.c (NO_INCLUDE_PATH): New macro.
8319 (find_include_file): Decide here which part of the include
8320 chain to start the search. Complain about an empty include
8321 chain in all cases apart from an abolsute file name.
8322 (_cpp_execute_include): Don't choose the search chain here.
8323 Don't call handle_missing_include in the case of an empty
8325 (_cpp_compare_file_date): Don't choose the search chain here.
8326 * cpplib.c (do_include_next): Move the in-main-file diagnostic
8327 here from _cpp_execute_include. Behave like #include if
8328 we're in the main file.
8330 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8332 * system.h (malloc, realloc, calloc, strdup): Only poison these
8333 tokens when IN_GCC is defined.
8335 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
8337 * i386.md (abs?f expander): Support SSE case.
8338 (abd?f_if): Add new "USE"; add splitters.
8340 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8342 * cpp.texi (poison): Explain the macro expansion exception.
8344 2001-03-13 Jakub Jelinek <jakub@redhat.com>
8346 * expr.c (store_expr): Add dont_store_target. If temp is already in
8347 target before copying to reg, don't store it into target again.
8349 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8351 * cppinternals.texi: Update for file handling.
8353 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8355 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
8356 2001-02-24 which broke building the Java library.
8357 * function.c (identify_blocks): Likewise.
8358 (all_blocks): Likewise.
8359 * integrate.c (integrate_decl_tree): Likewise.
8360 * print-tree.c (print_node): Likewise.
8361 * tree.h (BLOCK_NUMBER): Likewise.
8362 (struct tree_block): Likewise.
8364 2001-03-12 David Edelsohn <edelsohn@gnu.org>
8366 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
8367 __WCHAR_TYPE__ definition.
8368 (WCHAR_TYPE_SIZE): #undef before #define.
8370 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8372 * cppfiles.c: Update comments.
8373 (destroy_include_file_node): Rename destroy_node.
8374 (find_or_create_entry): New function.
8375 (open_file, _cpp_fake_include): Use it.
8376 (handle_missing_header): New function, broken out of
8377 _cpp_execute include. Don't segfault if there is no
8378 system or quoted path.
8379 (_cpp_execute_include): Use handle_missing_header.
8381 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8383 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
8384 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
8386 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8388 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
8389 unless anti_dependence says they are.
8390 * alias.c (objects_must_conflict): If neither has a type specified,
8393 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8394 David Billinghurst <David.Billinghurst@riotinto.com>
8396 * config/mips/iris5.h: Change WCHAR_TYPE to int.
8398 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
8400 * i386.md (trunctfdf2_2): Rename missnamed pattern.
8401 (*_one_bit): Remove type on the match_operand in attributes.
8403 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
8405 * i386.c: Commit forgotten hunk in previous patch.
8406 (regclass_map): Add extended registers.
8407 (dbx_register_map): Add missing frame register.
8409 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
8411 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
8413 * i386.md (x86_sahf_1): Disable for 64bit.
8414 (popsi*, pophi*): Likewise.
8415 (pushqi, pushhi): Likewise.
8416 (movdi, pushdi): Likewise.
8417 (zero extend DImode splitter): Likewise.
8418 (adddi, minusdi splitter): Likewise.
8419 (umulsidi): Likewise.
8421 (mulsidi): Disable for 64bit
8422 (lshift:DI/ashift:DI): Disable for 64bit.
8423 (loop patterns): Likewise.
8424 (call_pop, call_value_pop expanders and patterns): Likewise.
8425 (prologue_get_pc): Likewise.
8427 (fcmovDI pattern and splitter): Likewise.
8428 (movdfcc_1_rex64): New.
8430 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
8432 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
8433 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
8434 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
8435 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
8436 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
8437 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
8438 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
8439 (PUSH_ROUNDING): x86_64 rounds to 64bits.
8440 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
8441 (REGPARM_MAX): Set to 6 for x86_64.
8442 (SSE_REGPARM_MAX): Set to 16 for x86_64.
8443 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
8446 * (patterns that does use upper halves): Update constraints
8447 'q' to 'Q' and 'r' to 'R'.
8448 (cmpqi_ext_1): Disable for 64bit.
8449 (cmpqi_ext_3_insn): Likewise.
8450 (movqi_extzv_1): Likewsie.
8451 (addqi_ext_1): Liekwsie
8452 (testqi_ext_1): Liekwsie
8453 (andqi_ext_1): Liekwsie
8454 (xorqi_ext_1): Liekwsie
8455 (cmpqi_ext_1_rex64): New.
8456 (cmpqi_ext_3_insn_rex64): Likewise.
8457 (movqi_extzv_1_rex64): Likewsie.
8458 (addqi_ext_1_rex64): Liekwsie
8459 (testqi_ext_1_rex64): Liekwsie
8460 (andqi_ext_1_rex64): Liekwsie
8461 (xorqi_ext_1_rex64): Liekwsie
8463 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8465 * configure.in: Move check for unsigned enumerated bitfields
8466 to macro in aclocal.m4. Disable it for now.
8467 * configure, config.in: Regenerate.
8468 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
8469 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
8470 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
8471 kind above its first use.
8473 * config/xm-interix.h, config/alpha/xm-alpha.h,
8474 config/i370/xm-linux.h, config/i386/xm-beos.h,
8475 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
8476 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8477 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
8478 Don't define ONLY_INT_FIELDS under any circumstances.
8480 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
8482 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8483 config/sparc/xm-sysv4.h: Delete - now identical with some
8485 * config.gcc (hppa targets): Replace xm-pahpux.h and
8486 xm-papro.h with implicit xm-pa.h.
8487 (sparc targets): Replace xm-sysv4.h with implicit or explicit
8490 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
8492 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
8493 before reload_cse_noop_set_p.
8495 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8497 * config.gcc: Where xm-host.h used to include another
8498 xm-host.h, list the nested header directly in xm_file. Remove
8499 references to deleted files. Can now use sparc/xm-sp64.h for
8502 * config/xm-linux.h, config/arm/xm-linux.h,
8503 config/i386/xm-dos.h, config/i386/xm-gnu.h,
8504 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
8505 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
8506 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
8507 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
8510 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
8511 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
8512 bother to wrap #undef in #ifdef.
8513 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
8514 Don't include xm-linux.h.
8515 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
8517 * configure.in: Wrap regexps using [] in changequote block.
8518 Use expr : not echo | grep. Simplify regexps.
8519 * configure: Regenerate.
8521 56 xm-files remain, 22 xm-arch.
8523 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8525 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
8526 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8527 (local_index, local_rindex): Delete, use strchr/strrchr instead.
8528 (copy_object): Fix format specifier vs argument mismatch.
8530 * mips-tdump.c: Make local functions static.
8531 (rindex): Don't #undef.
8532 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8533 (fatal, fancy_abort): Delete.
8534 (read_seek): Avoid signed/unsigned compare.
8536 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8538 * combine.c (try_combine): Fix error in change to try original
8540 (gen_rtx_combine): Do same as gen_rtx for now.
8542 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8544 * configure.in: AC_SUBST xm_defines.
8545 * configure: Regenerate.
8546 * Makefile.in: Set DEFINES=$(xm_defines) when building
8549 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8551 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
8552 (cpp_included, find_include_file): Update.
8553 (_cpp_compare_file_date): Make else unconditional.
8555 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
8557 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
8559 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8561 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
8562 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
8564 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
8566 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
8567 if it's a record type.
8569 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
8571 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
8572 mingw includes slightly.
8574 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8576 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
8577 #undef token before poisoning it.
8579 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8581 * alpha.c (check_float_value): Use memcpy, not bcopy.
8583 * m32r.c (m32r_sched_reorder): Likewise.
8585 * vax.c (check_float_value): Likewise.
8587 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8589 * toplev.c (file_name_nondirectory): Remove.
8590 * toplev.h: Similarly.
8591 * dwarf2out.c (compute_section_prefix): Use lbasename instead
8592 of file_name_nondirectory.
8594 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8596 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
8597 * mips-tfile.c: Don't #undef rindex; not used.
8599 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
8601 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
8602 (dbx64_register_map): Declare.
8603 (RETURN_ADDR_RTX): Fix for 64bit.
8604 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
8605 (INCOMING_FRAME_SP_OFFSET): Set to 8.
8606 * i386.c (dbx64_register_map): New global array.
8607 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
8608 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
8611 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8613 * cppfiles.c (search_from): Use lbasename.
8614 * mkdeps.c (deps_add_default_target): Use lbasename.
8616 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8618 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
8619 xcalloc in lieu of malloc, realloc & calloc.
8621 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
8623 * gengenrtl.c (xmalloc): Likewise.
8625 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
8626 really_call_* memory allocation routines.
8628 * stmt.c (check_for_full_enumeration_handling): Use
8629 really_call_calloc, not calloc.
8631 * system.h (really_call_malloc, really_call_calloc,
8632 really_call_realloc): Define.
8633 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
8635 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
8637 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
8639 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
8641 * configure: Rebuilt.
8642 * configure.in: Only use `lang_requires' for languages athat are
8645 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
8647 * invoke.texi: Fix typo.
8648 * gcc.1: Regenerate.
8650 2001-03-09 Zack Weinberg <zackw@stanford.edu>
8652 * configure.in: Prune nonexistent files from build_xm_file,
8653 xm_file, and host_xm_file lists. Warn unless they're
8655 Don't generate *config.h here.
8656 AC_SUBST all variables needed to generate *config.h.
8657 * configure: Regenerate.
8658 * mkconfig.sh: New helper script, from code removed from
8660 * Makefile.in: Zap all MALLOC variables - no longer used
8661 anywhere, and malloc.c doesn't exist.
8662 Substitute in variables needed to generate *config.h.
8663 Stop lying about the dependencies contained in CONFIG_H and
8665 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
8666 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
8667 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
8668 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
8669 $(TM_P_H), etc. as appropriate.
8671 * config.gcc: Zap references to deleted files.
8672 * ggc-none.c: Don't include rtl.h or tm_p.h.
8674 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
8675 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
8676 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
8677 config/i386/xm-linux.h, config/i386/xm-linux.h,
8678 config/i386/xm-next.h, config/i386/xm-openbsd.h,
8679 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
8680 Don't include i386/xm-i386.h.
8682 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
8683 config/i386/xm-i386.h, config/i860/xm-i860.h,
8684 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
8685 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8686 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
8687 Delete (empty except comments, #includes of other deleted
8688 files, and macros used nowhere).
8690 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
8692 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
8693 independent on TARGET_FLAGS.
8695 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
8697 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
8699 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
8701 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
8703 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
8704 LAST_REX_SSE_REG): define.
8705 (enum reg_class): Add 'LEGACY_REGS'
8706 (REG_CLASS_CONTENTS): Likewise; add extended registers.
8707 (SSE_REGNO_P): Recognize extended registers.
8708 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8709 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8710 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8711 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8712 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8713 REG_OK_FOR_STRREG_P): Remove.
8714 (HI_REGISTER_NAMES): Add extended registers.
8715 (ADDITIONAL_REGISTER_NAMES): Likewise.
8716 (QI_REGISTER_NAMES): Add 8bit extended registers.
8717 (DEBUG_REG): Support extended registers.
8718 * i386.c (regclass_map): Add extended registers.
8719 (dbx_register-map): Likewise.
8720 (svr4_dbx_register_map): Likewise.
8721 (print_reg): Support extended registers.
8722 (print_operand): Support 64bit operands.
8724 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8726 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8727 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8728 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8729 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8730 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8731 STACK_BOUNDARY): Set properly for 64bits.
8732 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8733 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8734 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8735 (MOVE_MAX): Set to 16.
8736 (MOVE_MAX_PIECES): 8 for 64bit.
8737 (Pmode): Set to SImode.
8739 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8741 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8743 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8745 * i386.h (mask_64bit): New constant.
8746 (target_64bit): New macro.
8747 (target_options): Add '64'/'32'
8748 (target_default): Define.
8749 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8750 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8751 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8753 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8755 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8757 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8759 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8760 LO_SUM unless for_alias is set.
8762 2001-03-08 Stan Shebs <shebs@apple.com>
8764 * objc/objc-act.c: Fix old typos in comments, add comments for
8766 (hash_init): Fix file name in error message.
8767 (hash_enter): Ditto.
8768 (hash_add_attr): Ditto.
8769 (continue_class): Ditto.
8771 2001-03-08 Bruce Korb <bkorb@gnu.org>
8773 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8774 wait4() can receive the signal.
8776 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8778 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8780 * fixinc/fixincl.x: Regenerate.
8782 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8784 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8786 * fixinc/fixincl.x: Regenerate.
8788 2001-03-08 Richard Henderson <rth@redhat.com>
8790 * configure.in (HAVE_AS_LEB128): New assembler check.
8791 * configure, config.in: Rebuilt.
8793 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8795 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8798 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8800 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8801 references to the MAXPATHLEN macro.
8803 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8804 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8807 * config/i386/xm-gnu.h, config/xm-gnu.h,
8808 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8809 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8810 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8811 and/or unused files.
8813 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8814 doing so in various xm-*.h files.
8816 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8818 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8820 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8822 * configure.in (enable_shared): Support per-package shared-library
8824 * configure: Rebuilt.
8826 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8828 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8829 for crnot. Set operands[5] in splitter.
8831 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8833 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8834 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8835 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8836 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8837 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8838 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8839 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8842 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8843 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8844 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8845 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8846 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8847 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8848 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8849 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8850 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8851 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8852 Delete unused and/or empty files.
8854 * config.gcc: Define USG in xm_defines as appropriate. Define
8855 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8856 macro. Remove deleted xm-* files from $xm_files variable.
8858 2001-03-07 Tom Tromey <tromey@redhat.com>
8860 * configure: Rebuilt.
8861 * configure.in: Allow config-lang.in to set `lang_requires' to list
8862 of other required languages.
8864 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8866 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8868 (output_prologue): Use xmalloc not oballoc.
8869 (output_epilog): Free a29k_first_epilogue_insn when finished.
8870 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8872 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8874 * builtins.c (expand_builtin_mathfn): Check
8875 flag_unsafe_math_optimizations, not flag_fast_math.
8876 (expand_builtin): Likewise
8877 * combine.c (combine_simplify_rtx): Likewise.
8878 (simplify_if_then_else): Likewise.
8879 * cse.c (fold_rtx): Likewise.
8880 * flags.h: Remove flag_fast_math. Add
8881 flag_unsafe_math_optimizations and flag_trapping_math.
8882 * fold-const.c (negate_expr): Check
8883 flag_unsafe_math_optimizations, not flag_fast_math.
8884 (invert_truthvalue): Likewise.
8885 (fold): Likewise. Before associating operands, check that
8886 code == MULT_EXPR, not code != MULT_EXPR.
8887 * ifcvt.c (noce_try_minmax): Check
8888 flag_unsafe_math_optimizations, not flag_fast_math.
8889 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8890 * invoke.texi: Document -funsafe-math-optimizations and
8891 -fno-trapping-math. Change documentation for -ffast-math.
8892 * jump.c (reversed_comparison_code_parts): Likewise.
8893 (rtx_equal_for_thread_p): Likewise.
8894 * optabs.c (emit_conditional_move): Likewise.
8895 * simplify-rtx.c (simplify_binary_operation): Likewise.
8896 (simplify_relational_operation): Likewise.
8897 (simplify_ternary_operation): Likewise.
8898 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8899 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8900 Add trapping-math and unsafe-math-optimizations entries to f_options.
8901 (set_fast_math_flags): New, sets flags for -ffast-math.
8902 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8903 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8904 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8906 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8907 (alpha_emit_conditional_move): Initialize local_fast_math to
8908 flag_unsafe_math_optimizations, not flat_fast_math.
8909 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8910 instead of setting flag_fast_math to 1.
8911 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8913 * config/i386/i386.c (override_options): Likewise
8914 * config/i386/i386.md: Likewise.
8915 * config/m68k/m68k.md: Likewise.
8916 * config/mips/mips.md: Likewise.
8917 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8918 (rs6000_generate_compare): Likewise.
8920 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8922 * Makefile.in: Set RANLIB to @RANLIB@.
8925 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8927 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8928 * fixinc/fixincl.x: Regenerated.
8930 2001-03-07 Richard Henderson <rth@redhat.com>
8932 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8934 2001-03-07 Richard Henderson <rth@redhat.com>
8936 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8937 of block notes and exception handling notes.
8939 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8940 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8941 (compile_file): ... here.
8943 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8945 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8947 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8948 config.h now. Include libiberty.h to handle alloca.
8950 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8952 * c-parse.in (yylexname): New function, split out of _yylex.
8953 (objc_rid_sans_at): New table.
8954 (init_reswords): Initialize it.
8955 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8956 retrieving the next token and checking it for significance as
8957 an ObjC keyword or string constant.
8959 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8960 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8962 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8965 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8967 * config/m68k/m68k.c (const_uint32_operand): Accept any
8968 const_int on a 32-bit host.
8970 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8972 * objc/objc-act.c (init_objc): Set save_lang_status,
8973 restore_lang_status, and mark_lang_status.
8975 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8977 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8979 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8981 * cppinternals.texi: Update.
8983 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8985 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8986 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8987 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8988 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8989 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8990 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8991 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8992 config/i386/xm-i386.h, config/i860/xm-i860.h,
8993 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8994 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8995 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8996 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8997 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8998 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8999 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
9000 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
9001 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
9002 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9003 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9004 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
9005 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
9006 match the defaults provided in hwint.h.
9008 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
9009 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
9011 * config.gcc (xm_file): Don't set to files which are deleted.
9013 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
9014 guard this file against these macros being undefined.
9016 2001-03-06 Zack Weinberg <zackw@stanford.edu>
9018 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
9019 and DECL_DEFER_OUTPUT on the decl we create, before calling
9020 rest_of_decl_compilation.
9022 2001-03-06 Zack Weinberg <zackw@stanford.edu>
9024 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
9026 * configure, config.in: Regenerate.
9027 * config.gcc: Remove references to deleted files.
9029 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
9030 genrecog.c, rtl.c: Do not use alloca anywhere.
9032 * Makefile.in, build-make, system.h, config/x-interix,
9033 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
9034 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
9035 config/arc/xm-arc.h, config/arm/xm-arm.h,
9036 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9037 config/h8300/xm-h8300.h, config/i370/x-oe,
9038 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
9039 config/i386/x-ncr3000, config/i386/x-sco5,
9040 config/i386/xm-dgux.h, config/i860/x-sysv4,
9041 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
9042 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
9043 config/m68k/x-hp320g, config/m69k/x-mot3300,
9044 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
9045 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
9046 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
9047 config/m88k/x-sysv4, config/m88k/x-tekXD88,
9048 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
9049 config/mips/x-iris, config/mips/x-iris3,
9050 config/mips/x-sni-svr4, config/mips/x-sysv,
9051 config/mips/xm-iris6.h, config/mips/xm-mips.h,
9052 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
9053 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
9054 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
9055 config/pa/xm-papro.h, config/romp/xm-romp.h,
9056 config/rs6000/x-aix31, config/rs6000/x-aix41,
9057 config/rs6000/x-beos, config/rs6000/x-lynx,
9058 config/rs6000/x-mach, config/rs6000/x-rs6000,
9059 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
9060 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9061 config/sparc/x-sysv4, config/sparc/xm-linux.h,
9062 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
9063 config/vax/xm-vms.h: Eradicate all references to alloca and
9066 * config/xm-alloca.h, config/clipper/x-clix,
9067 config/i386/xm-sysv4.h, config/i860/x-fx2800,
9068 config/i860/x-sysv3, config/m88k/x-sysv3,
9069 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
9070 (contained only alloca related hacks).
9072 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
9075 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
9077 * invoke.texi: Document __FAST_MATH__.
9079 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9081 * crtstuff.c: Restore include of auto-host.h.
9083 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
9085 Put main() in a separate file, so that the language
9086 front-end can use a different main().
9089 * toplev.c: (main): Rename as toplev_main.
9090 * toplev.h: Declare toplev_main.
9091 * Makefile.in (OBJS): add toplev.o.
9092 (BACKEND): remove toplev.o, add main.o.
9094 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
9096 * cppfiles.c (search_from): Special case the empty string.
9098 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
9100 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
9101 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
9102 strlen or strcpy; we already know the length.
9103 (_cpp_compare_file_date): Similarly.
9104 * cpphash.h (struct cpp_reader): Delete done_initialising.
9105 (CPP_PREV_BUFFER): Delete.
9106 * cppinit.c (cpp_start_read): Don't set done_initialising.
9107 * cpplex.c (parse_string): Guarantee null-termination.
9108 (_cpp_equiv_toklists): Remove.
9109 * cpplib.c (glue_header_name): Null-terminate.
9110 (do_line): Don't leak memory.
9111 * cpplib.h (BT_WEAK): Delete.
9112 * cppmain.c (cb_ident): Strings are now null-terminated.
9114 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
9116 * gcc.c (convert_filename): Append executable suffix
9117 if NO_AUTO_EXE_SUFFIX is not defined.
9118 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
9119 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
9121 2001-03-03 David O'Brien <obrien@FreeBSD.org>
9123 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
9124 * c-parse.gperf, c-gperf.h: Delete.
9125 (c-gperf.h was accidently re-added to the CVS repo in the rev
9126 1.16 commit by tromey)
9128 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9130 * cpplex.c (_cpp_lex_token): Don't warn about directives in
9131 macro arguments when looking for the '('.
9132 * cppmacro.c (funlike_invocation_p): Set parsing_args to
9133 2 when really parsing arguments; 1 when looking for '('.
9134 Always restore the lexer position.
9136 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9138 * longlong.h (umul_ppmm): Don't use a multiline string.
9140 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9142 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
9143 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
9144 t_bool in declaration because pcc can't combine volatile with typedef
9147 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
9149 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
9150 until when it is really needed.
9151 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
9152 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
9153 * i386.md (float?i?f splitter): Don't force source operand to memory
9155 (sse_movdfcc): Fix constraint.
9156 (sse_movdfcc splitter): Handle properly the second alternative.
9158 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9160 * cpplex.c (parse_string): Unconditionally pedwarn.
9162 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9165 * cppexp.c (parse_number): Update.
9166 * cpplex.c (parse_string): Pedwarn if multiline string does not
9167 result from a system header's macro.
9168 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
9169 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
9170 for function-like macros too.
9171 * c-lex.c (lex_number): Update.
9173 2001-03-03 Richard Henderson <rth@redhat.com>
9175 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
9177 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
9179 * combine.c (try_combine): If split with mode-changed scratch
9180 register didn't work, try the original mode.
9182 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
9184 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
9185 * config/c4x/c4x.h: Likewise.
9186 * stor-layout.c (compute_record_mode): Likewise.
9187 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
9189 2001-03-02 Zack Weinberg <zackw@stanford.edu>
9191 * configure.in: Kill tm.h. Include the files in the $tm_file
9192 list in all three of config.h, hconfig.h, tconfig.h, after the
9193 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
9194 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
9195 * configure: Regenerate.
9196 * Makefile.in (clean): Don't delete tm.h.
9198 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
9199 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
9200 those are not defined, set SEC and FEC to 0 and 1.
9201 * gcc.texi: Update to match.
9203 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
9204 * config/fp-bit.c, config/m68k/aux-crt2.asm,
9205 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
9206 Include tconfig.h, not tm.h.
9208 * config/xm-lynx.h, config/xm-std32.h,
9209 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
9210 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
9211 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
9212 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9213 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9214 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9215 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
9216 config/i386/xm-i386.h, config/i860/xm-i860.h,
9217 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
9218 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
9219 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
9220 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
9221 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
9222 config/pa/xm-linux.h, config/pa/xm-pa.h,
9223 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
9224 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
9225 config/pj/xm-pj.h, config/romp/xm-romp.h,
9226 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9227 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9228 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9229 config/v850/xm-v850.h, config/vax/xm-vax.h,
9230 config/we32k/xm-we32k.h:
9232 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
9234 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
9235 config/i370/xm-oe.h: Don't include tm.h. Don't define
9237 * config/vax/xm-vms.h: Don't include tm.h.
9239 * config/xm-lynx.h, config/avr/xm-avr.h,
9240 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
9241 Delete; made empty by above changes.
9242 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
9243 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
9244 Don't include config/xm-lynx.h or tm.h.
9246 * config/xm-gnu.h: Don't include fcntl.h.
9247 * config/sparc/xm-lynx.h: Don't include sys/types.h and
9249 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
9251 2001-03-02 Richard Henderson <rth@redhat.com>
9253 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
9254 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
9256 2001-03-02 Richard Henderson <rth@redhat.com>
9258 * Makefile.in (OBJS): Add dwarf2asm.o.
9259 * dwarf2asm.c, dwarf2asm.h: New files.
9260 * dwarf2out.c (*): Use them.
9261 (size_of_uleb128, size_of_sleb128): Remove.
9262 (output_uleb128, output_sleb128): Remove.
9263 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
9264 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
9265 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
9266 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
9267 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
9268 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
9269 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
9270 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
9271 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
9272 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9273 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
9274 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
9275 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
9276 (dwarf2out_frame_debug): Remove unused variables.
9277 (output_loc_operands): Don't abort on 8 byte constants if
9278 host integers are wide enough.
9279 (output_symbolic_ref): Remove.
9280 (size_of_die): Don't assume 4 byte host integers.
9281 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
9283 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
9284 something stupid with HOST_WIDE_INT to long truncation.
9285 [CONST_DOUBLE]: Likewise.
9287 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
9288 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9289 * config/arm/unknown-elf.h: Likewise.
9290 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
9291 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
9292 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
9293 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
9294 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
9295 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
9296 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
9297 (ASM_OUTPUT_DWARF_OFFSET): Remove.
9298 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
9299 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
9300 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
9301 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
9303 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9305 * cselib.c (hash_rtx): Cast enums to unsigned int.
9307 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9309 * print-rtl.c (print_rtx): Cast enums to int for comparison.
9310 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
9312 * c-format.c (C_STD_VER): Cast to int for comparisons.
9313 (check_function_format): Cast various enums to int for &.
9314 (maybe_read_dollar_number): Likewise.
9315 (check_format_info): Likewise.
9316 (check_format_info_main): Likewise.
9317 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
9318 (safe_from_p): Likewise.
9319 * varasm.c (const_hash): Cast enum to int for %.
9320 * emit-rtl.c (init_emit_once): Use int loop variable to work around
9321 pcc enum problems with < and ++ operators.
9322 * regclass.c (init_reg_sets_1): Cast enums for comparison.
9323 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
9324 (regclass_init): Change enum class to int to iterate over reg_classes.
9325 * genrecog.c (merge_trees): Cast enums for comparison.
9326 * rtl.h (GET_CODE): Cast to enum rtx_code.
9327 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
9328 (GET_MODE): Cast to enum machine_mode.
9329 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
9330 (GET_NOTE_INSN_NAME): Cast enum to int.
9331 * tree.h (TREE_CODE): Cast to enum tree_code.
9332 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
9333 * timevar.c (timevar_print): Change loop variable id from enum to
9335 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
9336 * config/i386/i386.md: Use PUT_MODE for mode assignment.
9337 * toplev.c (compile_file): Cast enum DFI to int.
9338 (decode_d_option): Likewise.
9340 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
9342 * cppinit.c (append_include_chain): Mark "after" include file name list
9343 as a system directory.
9344 * cpp.texi: Document new behavior.
9346 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
9348 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
9350 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
9352 * cppfiles.c (struct include_file): Update.
9353 (stack_include_file): Use search_from.
9354 (cpp_included, find_include_file): Update.
9355 (cpp_execute_include): Update. ptr->name may not be
9356 null terminated. Use the new search_from member variable
9358 (_cpp_compare_file_date): Similarly.
9359 (search_from): New function, similiar to actual_directory.
9360 (actual_directory): Delete.
9361 (remap_filename): Update. loc->name may not be null terminated.
9362 (struct file_name_list): Rename search_path. Update.
9363 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
9364 search_from and dir.
9365 (struct cpp_reader): Remove actual_dirs.
9366 * cppinit.c (struct cpp_pending): Update for renamed objects.
9367 (append_include_chain, remove_dup_dir, remove_dup_dirs,
9368 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
9369 * cpplib.h (struct cpp_options): Similarly.
9371 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9373 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
9374 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
9375 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
9376 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9377 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9378 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9379 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
9380 config/i370/xm-linux.h, config/i370/xm-mvs.h,
9381 config/i370/xm-oe.h, config/i386/xm-aix.h,
9382 config/i386/xm-i386.h, config/i386/xm-osf.h,
9383 config/i860/xm-i860.h, config/i960/xm-i960.h,
9384 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
9385 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
9386 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
9387 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
9388 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
9389 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
9390 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
9391 config/pj/xm-pj.h, config/romp/xm-romp.h,
9392 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9393 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9394 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9395 config/v850/xm-v850.h, config/vax/xm-vax.h,
9396 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
9397 Do not define TRUE or FALSE.
9399 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
9400 empty by above change.
9401 * config.gcc: Remove references to these files.
9403 * configure.in: Detect stdbool.h.
9404 * configure, config.in: Regenerate.
9405 * system.h: Include stddef.h here if available.
9406 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
9407 Then set up a sensible boolean type at the very end.
9409 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
9410 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
9412 * hash.h: Delete 'boolean' typedef and related #undefs.
9414 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
9415 all uses of 'boolean' with 'bool'.
9417 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
9419 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
9420 * cppexp.c (lex): Cast enums for comparison.
9421 * cppinit.c (parse_option): Cast enum for comparison.
9422 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
9423 (cpp_output_token): Likewise.
9424 (cpp_can_paste): Cast enums for comparsion and plus/minus.
9425 (cpp_avoid_paste): Cast enums for minus and comparison.
9427 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9429 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
9430 field to all array elements.
9432 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9434 * cpphash.h (struct cpp_reader): Add print_version field.
9435 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
9436 just set print_version and other flags as appropriate.
9437 (cpp_post_options): Print version here if print_version is set.
9439 * toplev.c (exit_after_options): New flag.
9440 (independent_decode_option): Don't exit here; just set
9442 (main): Exit after calling lang_hooks.post_options if
9443 exit_after_options is true.
9445 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
9446 (merge_include_chains): Adjust comment to match code.
9448 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9450 * stringpool.c (set_identifier): New function.
9451 * tree.h: Prototype it.
9453 * c-parse.in: Kill D_YES. If compiled for objc, call
9454 save_and_forget_protocol_qualifiers from init_reswords.
9455 * objc/objc-act.c (remember_protocol_qualifiers,
9456 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
9457 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
9459 (save_and_forget_protocol_qualifiers): New function.
9460 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
9462 2001-03-01 Diego Novillo <dnovillo@redhat.com>
9464 * c-semantics.c (prune_unused_decls): Return error_mark_node
9465 instead of (tree) 1 to stop traversing the tree chain.
9467 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9469 Fix a problem introduced by Kenner's Feb 18 change.
9470 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
9471 flag_cse_skip_blocks only temporarily, not for ever.
9473 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
9475 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
9476 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
9478 * pa.c (emit_move_sequence): Verify operand0 is a hard register
9479 before determining its register class.
9481 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9483 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
9484 from reg 4 if current_function_calls_setjmp.
9485 (gen_nop_type): New function.
9486 (ia64_emit_nops): New function.
9487 (ia64_reorg): Call it.
9488 (ia64_sched_reorder): Move code that rotates bundles up a bit.
9490 * reload1.c (eliminate_regs_in_insn): Restrict the special case
9491 code not to try to optimize adds with anything but a REG destination.
9493 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
9494 (INSN_PRIORITY_KNOWN): New accessor macro.
9495 * haifa-sched.c (priority): Use it instead of testing priority against
9498 2001-02-28 DJ Delorie <dj@redhat.com>
9500 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
9501 since that doesn't work the way gcc wants on a generic m68k.
9503 2001-02-28 Richard Henderson <rth@redhat.com>
9505 * caller-save.c (save_call_clobbered_regs): Fix typo in
9506 comparison last change.
9508 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
9510 * i386.c (pentium4_cost): New.
9511 (m_PENT4): New macro.
9512 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
9513 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
9514 x86_integer_DFmode_moves, x86_partial_reg_dependency,
9515 x86_memory_mismatch_stall): Add Pentium4
9516 (x86_use_q_reg, x86_use_any_reg): Kill.
9517 (override_options): Add pentium4.
9518 (incdec_operand): Return 0 for pentium4.
9519 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
9520 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
9521 (TARGET_PENTIUM4): Define.
9522 (enum processor_type): Add PROCESSOR_PENTIUM4.
9523 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
9524 * i386.md (attribute "cpu"): Add pentium4.
9525 * invoke.texi (march): Add pentium4.
9527 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
9529 * i386.md (sse_mov?fcc*): New patterns and splitters.
9530 * i386.c (ix86_expand_movcc): Work post-reload; recognize
9531 the SSE based conditional moves.
9533 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
9535 * i386.md (attribute mode): Add "TI".
9536 (movsf_1): Add pxor support; remove constant propagation splitter.
9537 (movdf_integer): Likewise.
9538 (movdf_nointeger): Likewise.
9539 (movxf constant prop splitter): Handle all modes; update for SSE.
9540 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
9541 * i386.c (standard_80387_constant_p): Rewrite.
9542 (standard_sse_constant_p): New.
9543 * i386-protos.h (standard_sse_constant_p): New.
9545 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
9547 * i386.md (sse_setccsf, sse_setccdf): New.
9548 (sse_cmp* patterns): Use '%D' instead of outputtting condition
9550 * i386.c (sse_comparison_operator): Accept the supported unordered
9551 comparses; be ready for fast_math.
9552 (print_operand): Support 'D'.
9554 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
9556 * jump.c (reversed_comparison_code): Kill.
9558 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
9560 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
9563 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
9565 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
9566 add missing '%' in constraints.
9568 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
9570 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
9571 for HOST_BITS_PER_WIDE_INT == 32 too.
9573 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
9575 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
9577 (insert_save, insert_restore): New parameter save_mode.
9578 (init_caller_save): Update initialization of reg_save_code
9579 and reg_restore_code.
9580 (save_call_clobbered_regs): Compute save_modes and update calls to
9581 reg_save_code and reg_restore_code.
9582 (insert_restore): Unsignetize numbers; use save_modes to choose mode
9583 of spill; update use of reg_restore_code.
9584 (insert_save): Likewise.
9585 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9586 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9587 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
9589 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9591 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
9592 noce_try_store_flag_inc, noce_try_store_flag_mask,
9593 noce_try_cmove_arith):
9594 Use reversed_comparison_code instead of reverse_comparison and
9595 can_reverse_comparison_p.
9597 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
9599 * jump.c (reversed_comparison_code_parts): Allow reversal of
9600 unordered compares in -ffast-math mode; reverse ordered compares
9601 for FP even w/o -ffast-math.
9603 2001-02-27 Richard Henderson <rth@redhat.com>
9605 * print-rtl.c (print_rtx) [i]: Don't print field five on
9606 NOTEs other than NOTE_INSN_DELETED_LABEL.
9608 2001-02-27 Zack Weinberg <zackw@stanford.edu>
9610 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
9611 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
9613 2001-02-27 Diego Novillo <dnovillo@redhat.com>
9615 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
9616 even if walk_subtrees is 0.
9617 * c-semantics.c (prune_unused_decls): Return a non-null value to
9618 stop traversing the tree chain.
9620 2001-02-27 DJ Delorie <dj@redhat.com>
9622 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
9623 register, *then* define it as the new CFA.
9625 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
9627 * pa.c (override_options): Promote -fpic to -fPIC.
9628 (legitimize_pic_address): Simplify due to removal of
9629 small PIC as a code generation option.
9630 (secondary_reload_class): Similarly.
9631 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
9632 (PRINT_OPERAND_ADDRESS): Similarly.
9633 * pa.md (various patterns): Similarly.
9634 (small pic lo_sum pattern): Remove.
9636 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
9639 * md.texi (min, max): Document
9641 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
9643 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
9644 TARGET_PARTIAL_REG_DEPENDENCY.
9645 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
9647 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
9649 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
9651 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
9653 * mips.c (mips_make_temp_file): Fix thinko in last change.
9655 2001-02-26 Jason Eckhardt <jle@redhat.com>
9657 * combine.c (known_cond): Do not reverse the condition when
9658 SMAX/UMAX is being considered and the condition is for equality
9661 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
9663 2001-02-26 Philip Blundell <philb@gnu.org>
9665 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
9667 * config/arm/linux-elf.h: Remove historical relics related to
9668 above configurations.
9669 * config/arm/linux-oldld.h: Delete.
9670 * config/arm/linux-elf26.h: Delete.
9672 2001-02-26 Jason Merrill <jason@redhat.com>
9674 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
9676 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
9677 recognize a tentative definition. Lose obsolete code.
9679 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
9680 variables unless necessary, either.
9682 2001-02-25 Richard Henderson <rth@redhat.com>
9684 * ifcvt.c (struct noce_if_info): Add test_bb.
9685 (noce_get_alt_condition): New.
9686 (noce_try_minmax, noce_try_abs): New.
9687 (noce_operand_ok): New.
9688 (noce_process_if_block): Use them.
9689 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
9691 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
9693 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
9696 2001-02-25 Zack Weinberg <zackw@stanford.edu>
9698 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
9699 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
9701 (mips_asm_file_end): Free temp_filename here.
9703 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9705 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
9706 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
9708 * config/i386/i386.md (movstrsi): Handle FAIL case.
9710 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9712 * cppinit.c (builtin_array): Update.
9713 (init_builtins): Flag builtins to warn if redefined or
9714 undefined. Define __GXX_WEAK as a normal macro.
9715 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9716 * cpplib.h (NODE_WARN): New flag.
9717 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9718 Handle __STDC__ as a builtin only on Solaris.
9719 (warn_of_redefinition): Renamed from check_macro_definition.
9720 Reverse sense of test. Always warn if NODE_WARN.
9721 (_cpp_create_definition): Use warn_of_redefinition. Flag
9722 any macro beginning with "__STDC_" to require a mandatory
9723 warning if redefined or undefined.
9725 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9727 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9728 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9729 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9730 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9731 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9732 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9733 Don't define any of:
9734 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9735 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9736 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9737 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9738 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9740 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9741 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9744 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9745 Delete now-empty file.
9747 * alpha/vms.h: Define NEED_ATEXIT here...
9748 * alpha/xm-vms.h: ...not here.
9750 * i386/cygwin.h: Don't define PARAMS.
9751 * mips/mips.c: Don't prototype mktemp. Don't define
9752 P_tmpdir. Use make_temp_file to create temporary files.
9753 Don't be clever and delete temporary files early.
9754 * config.gcc: Drop references to deleted files. Don't define
9756 * gcc.texi: Don't mention USE_PROTOTYPES.
9758 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9760 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9761 (ix86_set_move_mem_attrs_1): Likewise.
9762 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9763 * config/i386/i386.md (movstrsi): Call it.
9765 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9767 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9768 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9769 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9770 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9772 (i750a-*-*): Error here if hosting on i750a.
9773 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9775 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9776 Remove (empty modulo comments).
9778 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9779 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9780 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9781 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9782 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9783 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9785 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9786 Remove reference to winnt.h in comment.
9787 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9789 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9791 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9792 used to set another biv.
9794 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9796 * tree.h (BLOCK_DEAD): New macro.
9797 (struct tree_block): New flag, dead_flag.
9798 * print-tree.c (print_node, case 'b'): Print missing fields.
9799 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9800 * function.c (identify_blocks): Enable test for misplaced notes.
9801 (all_blocks): Skip BLOCK_DEAD blocks.
9802 * integrate.c (integrate_decl_tree): Likewise.
9804 * errors.c (internal_error, trim_filename): New functions.
9805 (fancy_abort): Call internal_error.
9806 * errors.h (internal_error, trim_filename): New declarations.
9808 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9810 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9812 (EXTRA_CONSTRAINT): Formatting changes.
9814 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9816 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9818 2001-02-23 Per Bothner <per@bothner.com>
9820 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9821 so they can be called from java/jvspec.c.
9822 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9824 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9826 * i386.c (ix86_frame): New structure.
9827 (ix86_compute_frame_size): Kill.
9828 (ix86_compute_frame_layout): New.
9829 (ix86_save_reg): New.
9830 (ix86_can_use_return_insn_p): Use frame layout stuff.
9831 (ix86_expand_prologue): Likewise.
9832 (ix86_expand_epilogue): Likewise.
9833 (ix86_initial_elimination_offset): Likewise.
9834 (ix86_nsaved_regs): Use ix86_save_reg.
9835 (ix86_emit_save_regs): Likewise.
9837 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9839 * flow.c (find_sub_basic_blocks): New function.
9840 (split_block): Be ready for basic block introduced by CODE_LABEL.
9841 (commit_one_edge_insertion): Call find_sub_basic_block.
9843 * flow.c (make_edges): Add edge from entry for blocks starting with
9844 label having ALTERNATE_NAME
9846 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9848 * function.c (epilogue_done): Be ready for first basic block not
9849 containing PROLOGUE_END note.
9850 (reposition_prologue_and_epilogue_notes): Avoid placing
9851 PROLOGUE_END note between BASIC_BLOCK.
9853 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9855 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9857 2001-02-21 DJ Delorie <dj@redhat.com>
9859 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9860 check for current_function_has_nonlocal_goto from 1999-11-12.
9862 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9864 * diagnostic.c (trim_filename): No longer static.
9865 * toplev.h (trim_filename): Declare.
9866 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9867 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9868 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9869 (rtvec_check_failed_bounds): Likewise.
9870 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9872 * convert.c (convert_to_integer): Don't do unsigned unless result or
9873 both inputs are unsigned.
9875 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9878 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9880 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9882 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9884 * Makefile.in (resource.o): Add params.h dependence.
9885 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9886 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9887 * resource.c: Add dependence on params.h.
9888 (current_live_regs): Fix explanatory comment.
9889 (find_basic_block): Add new parameter to permit limiting search
9891 (mark_target_live_regs): Add new argument to find_basic_block call.
9892 (incr_ticks_for_insn): Likewise.
9894 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9896 * diagnostic.c (output_to_stream): Rename to
9897 output_buffer_to_stream. Loses the stream parameter.
9898 (init_output_buffer): Set diagnosic_buffer's stream.
9899 (flush_diagnostic_buffer): Adjust.
9900 (default_print_error_function): Likewise.
9901 (finish_diagnostic): Likewise.
9902 (verbatim): Likewise.
9904 * diagnostic.h (struct output_buffer): Add `stream' field.
9905 (output_buffer_attached_stream): New macro.
9907 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9909 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9910 check if either operand is divisible by C.
9911 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9912 If type is signed, consider negative numbers as well.
9914 2001-02-22 Richard Henderson <rth@redhat.com>
9916 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9917 reach .text instead of gp-relative relocs.
9918 * config/ia64/crtend.asm (.init): Likewise.
9920 2001-02-22 Andreas Jaeger <aj@suse.de>
9922 * extend.texi (C++ Attributes): Fix typo.
9924 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9926 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9927 functions, drop current_function_args_info.words test.
9928 (ia64_compute_frame_size): Mark syscall_linkage functions as
9929 using eight input registers.
9931 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9932 Bruce Korb <bkorb@gnu.org>
9934 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9935 * fixinc/README: Document how to convert sed substitutions
9936 to format style c_fix-es.
9937 * fixinc/fixincl.x: regen
9939 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9941 * gcc.c: Add comment explaining how to add a command-line option.
9942 Add title to specs language comment.
9944 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9946 * gcc.c (cc1_options): Add "-param".
9947 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9948 (option_map): Likewise.
9949 * toplev.c (display_help): Add entry for "--param".
9950 (independent_decode_option): Fix typographical error.
9952 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9953 Bernd Schmidt <bernds@redhat.com>
9954 Jan Hubicka <jh@suse.cz>
9956 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9957 (function_arg): Likewise.
9959 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9961 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9963 2001-02-21 Kazu Hirata <kazu@hxi.com>
9965 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9969 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9971 * flow.c (init_propagate_block_info): Canon address and use single_set
9972 for killing dead memory stores.
9974 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9976 * Makefile.in (reorg.o): Add params.h dependence.
9977 * params.def: Fix typographical error in comment.
9978 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9979 * params.h: Modify introductory comment.
9980 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9981 * reorg.c: Add dependence on params.h.
9982 (redundant_insn): Add parameterized throttle for search.
9983 (fill_simple_delay_slots): Add a comment explaining a variable.
9984 Move conditional out of loop, simplifying code.
9985 (fill_eager_delay_slots): Fix typographical error in comment.
9987 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9989 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9991 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9992 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9994 2001-02-21 Jason Merrill <jason@redhat.com>
9996 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9997 (struct tree_decl): Add uninlinable bitfield.
9998 * c-decl.c (duplicate_decls): Set it.
9999 * integrate.c (function_cannot_inline_p): Check it.
10001 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
10002 DW_AT_MIPS_linkage_name to abstract methods.
10003 (dwarf2out_abstract_function): Emit class context before calling
10004 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
10005 (gen_subprogram_die): Remove obsolete code.
10006 (gen_member_die): Don't include clones in the member list.
10007 (gen_decl_die): Emit abstract info for clone origin.
10008 * dwarfout.c (output_type): Don't include clones in the member list.
10009 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
10010 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
10011 DECL_ABSTRACT on a function that already has it set.
10013 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
10014 (get_subprogram_die): Pass it in.
10016 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
10018 * flow.c (mark_set_1): Make not_dead unsigned long. For
10019 non-pseudos, use it as a bitmask of the hard regs that
10022 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
10024 * cppfiles.c: Update comments.
10025 (_cpp_read_file): Don't check for NULL filenames any more.
10026 * cppinit.c (cpp_start_read): Don't do canonicalization of
10027 in_fname and out_fname. Use the passed file name exclusively.
10028 (_cpp_handle_options): Don't treat "-" as a command line option,
10029 but as a normal filename.
10030 (_cpp_post_options): Canonicalize in_fname and out_fname.
10031 * cppmain.c (printer_init): Don't check out_fname for NULL.
10032 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
10033 (init_c_lex): Update, and use "" to represent stdin to CPP.
10036 2001-02-20 Will Cohen <wcohen@redhat.com>
10038 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
10039 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
10040 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
10041 fixunstfsi_libfunc.
10043 2001-02-20 Stan Shebs <shebs@apple.com>
10045 * config/rs6000/rs6000.c (output_cbranch): Output branches
10046 on separate lines instead of using ';' to separate.
10048 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
10050 * cppinit.c (set_lang): Move builtin handling to...
10051 (init_builtins): ...here.
10052 (_cpp_create_reader): Move call to set_lang.
10054 2001-02-20 Mark Mitchell <mark@codesourcery.com>
10056 * stmt.c (expand_return): If an attempt is made to return the
10057 error_mar_node, treat the return like a return without a value.
10059 2001-02-19 Zack Weinberg <zackw@stanford.edu>
10061 * sibcall.c (skip_copy_to_return_value): Call
10062 identify_call_return_value here, and return orig_insn if it
10063 returns zero. Hardret and softret arguments now unnecessary.
10064 (call_ends_block_p): Don't call identify_call_return_value here.
10066 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
10067 's' slots in RTXen.
10068 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
10069 * ggc.h (ggc_mark_if_gcable): Delete prototype.
10071 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
10073 * pa.c (move_operand): Accept code to load the address of a
10074 symbol out of the DLT as a valid move operand.
10075 (print_operand, case 'A'): New to handle generating a DLT
10076 reference for a LO_SUM expression.
10077 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
10078 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
10080 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
10082 * README, cpp.texi, gcc.texi, version.c: Update version number to
10084 * cpp.1, gcov.1, gcc.1: Regenerate.
10086 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
10088 * cppfiles.c (stack_include_file): Generate dependencies
10089 here, and manage include_count here too.
10090 (PRINT_THIS_DEP): Delete.
10091 (_cpp_execute_include): Do not generate dependencies here,
10092 apart from the case of a missing header. Do not manage
10094 (_cpp_read_file): Leave dependency generation to
10095 stack_include_file.
10097 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
10099 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
10100 target_cpu_default. Remove dead assignment to
10101 target_cpu_default.
10103 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
10105 * regclass.c (contains_reg_of_mode): Make global.
10106 (init_reg_sets): Remove contains_reg_of_mode; take into account
10107 CLASS_MAX_NREGS when looking for the proper mode.
10108 (dump_regclass): Dump only classes considered for the pseudo.
10109 (regclass): Use contains_reg_of_mode.
10111 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
10113 * gcc.c (do_spec_1): 'n' for printing notices.
10114 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
10116 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
10118 * reg-stack.c (next_flags_user): Use current_block->end
10119 (swap_rtx_condition): Look for next user if flags don't die;
10120 give up on CALL_INSNs; use current_block->end.
10122 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10124 * sibcall.c (call_ends_block_p): New function.
10125 (optimize_sibling_and_tail_recursive_call): Use it.
10127 2001-02-18 Kazu Hirata <kazu@hxi.com>
10129 * config/h8300/h8300.md: Update copyright.
10130 (andsi3): Do not output an extra newline character.
10132 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10134 * toplev.c (note_deferral_of_defined_inlined_function): Argument
10135 FNDECL may be unused.
10137 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
10138 follow jumps after first run.
10139 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
10140 it doesn't change any jumps.
10142 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
10144 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
10145 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
10146 (mostlyclean): Corresponding changes.
10147 * rtlanal.c (hard-reg-set.h): Include.
10148 (rtx_unstable_p): Do not treat the argument pointer specially
10149 if it is not a fixed register.
10150 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
10152 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10154 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
10155 against last real insn in basic block.
10156 Rework to avoid gotos.
10158 * Makefile.in (gcse.o): Now includes ggc.h.
10159 * gcse.c: Include ggc.h.
10160 (want_to_gcse_p): Verify expression can be in SET as valid insn.
10161 (try_replace_reg): Remove warning of uninitialize variable.
10162 (process_insert_insn): Call invalid_insn_p to validate insn.
10163 * recog.c (insn_invalid_p): Now global.
10164 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
10165 * recog.h (insn_invalid_p): New declaration.
10167 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
10169 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
10170 assignments from FP constants since 'Y' output code can't handle it.
10171 (eligible_for_sibcall_delay): Likewise.
10173 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
10174 Call fancy_abort directly, passing args.
10175 (print_rtl_and_abort): Now a macro, like fancy_abort.
10177 * final.c (output_operand_lossage): Use internal_error, not error.
10179 2001-02-18 Shane Nay <shane@agendacomputing.com>
10181 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
10182 structure shift insns.
10184 2001-02-18 Mark Mitchell <mark@codesourcery.com>
10186 * invoke.texi (-fsquangle): Remove documentation.
10187 (-fname-mangling-version): Likewise.
10189 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
10191 * optabs.c (expand_abs): Remove reference to
10192 HAVE_contitional_arithmetic.
10193 * combine.c (simplify_set): Likewise.
10195 2001-02-18 Richard Henderson <rth@redhat.com>
10197 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
10198 would be disrupted.
10200 2001-02-18 Richard Henderson <rth@redhat.com>
10202 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
10204 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
10206 * reload1.c (reload_cse_simplify_set): Fix typo.
10208 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10210 * diagnostic.c (_fatal_insn): Decrement errorcount.
10212 * invoke.texi (-I): Add note avoiding use for system header files.
10214 * rtl.h (add_clobbers): Remove duplicate declaration.
10215 * recog.h (added_clobbers_hard_reg_p): New declaration.
10216 * genemit.c (struct clobber_pat): New field has_hard_reg.
10217 (gen_insn): Record if added clobbers clobber hard reg.
10218 (gen_split): Avoid unused warning if number of operands is 0.
10219 (output_added_clobbers_hard_reg_p): New function.
10222 2001-02-18 Alan Modra <alan@linuxcare.com.au>
10224 * pa.c (hppa_expand_prologue): Simplify code storing return
10225 pointer. For large (>=8k) frames with a post_store, adjust stack
10226 pointer by 8k-64 first rather than by 64. When testing with
10227 VAL_14_BITS_P, always use the actual value rather than the value
10228 negated. Add blockage to prevent scheduling of spills before
10229 stack frame has been created.
10230 (hppa_expand_epilogue): Simplify code loading return pointer.
10231 Allow a slightly larger range for merge_sp_adjust_with_load case.
10232 When testing with VAL_14_BITS_P, always use the actual value.
10234 * pa.c (pa_adjust_insn_length): Check that block move
10235 pattern is a set before looking at operands.
10237 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10239 * fold-const.c (fold_binary_op_with_conditional_arg): New
10240 function, split out from ...
10242 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
10243 conditional arms that throw exceptions.
10245 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
10246 looking at a BLOCK.
10248 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10250 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
10251 define HAVE_DECL_* to 1 to mask potential backup declarations.
10252 * configure: Regenerated.
10254 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10256 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
10258 2001-02-17 Richard Henderson <rth@redhat.com>
10260 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
10261 when replacing a memory load with a register.
10263 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10264 Jan Hubicka <jh@suse.cz>
10266 * recog.c (validate_replace_src_1): New.
10267 (validate_replace_src_data): Likewise.
10268 (validate_replace_src): Use note_uses.
10269 * rtl.h (note_uses): Declare.
10270 * rtlanal.c (note_uses): New.
10272 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
10274 * reg-stack.c (stack_def): Make field reg unsigned.
10275 (remove_regno_note): Unsignetize parameter.
10277 2001-02-16 Jes Sorensen <jes@linuxcare.com>
10279 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
10280 shladd_operand() call.
10282 2001-02-16 Bruce Korb <bkorb@gnu.org>
10283 Rodney Brown <RodneyBrown@mynd.com>
10285 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
10286 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
10287 machine restrictions
10288 * fixinc/fixincl.x: regen
10290 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10292 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
10294 (hash_scan_insn): Clean up calls to hash_scan_set.
10295 (compute_kill_rd): REGNO now unsigned.
10296 (try_replace_reg): Rework to use simplify_replace_rtx.
10297 (cprop_jump, cprop_cc0_jump): Likewise.
10298 (cprop_insn): Call find_reg_equal_equiv_note.
10299 Reflect changes to cprop_jump and cprop_cc0_jump.
10301 * recog.c (validate_replace_src): Replace in operands of
10302 ZERO_EXTRACT in SET_DEST.
10304 * cse.c (new_label_ref): New variable.
10305 (insert): Set it instead of recorded_label_ref.
10306 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
10307 CODE_LABEL for this function, and not already in REG_LABEL note.
10309 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
10311 * resource.c (mark_referenced_resources): Fix typo in introductory
10313 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
10316 2001-02-16 Jason Merrill <jason@redhat.com>
10318 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
10320 (gen_subprogram_die): Don't abort on seeing a second definition if
10321 the previous one was abstract. Don't replace an abstract instance
10322 in the lookup table.
10324 * dwarf2out.c (dwarf2out_abstract_function): Rename from
10325 gen_abstract_function.
10326 * dwarf2out.h: Declare it.
10327 * toplev.c (note_outlining_of_inline_function): New fn.
10328 * toplev.h: Declare it.
10329 * integrate.c (output_inline_function): Call it.
10330 * c-decl.c (duplicate_decls): Call it when redefining an extern
10331 inline. Don't inline the new defn.
10333 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
10335 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10337 * .gdbinit: Rename to gdbinit.in.
10338 * gdbinit.in: New file,
10339 * configure.in: Generate .gdbinit from gdbinit.in.
10340 * configure: Regenerated.
10341 * Makefile.in (distclean): Always remove .gdbinit.
10343 2001-02-16 Jakub Jelinek <jakub@redhat.com>
10345 * objc/objc-act.c (start_class): Register implemented_classes with
10348 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
10350 * cppfiles.c (_cpp_make_system_header): Generate a file
10353 2001-02-15 Jim Meyering <meyering@lucent.com>
10355 * Makefile.in (install-common): Don't depend on installdirs here.
10356 Instead, make each of the lang.install-common targets (e.g.,
10357 c++.install-common in cp/Make-lang.in) depend on it.
10358 (install-driver): Depend on installdirs.
10360 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10362 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
10364 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
10367 2001-02-15 Mark Mitchell <mark@codesourcery.com>
10369 * invoke.texi (--param): Document.
10371 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
10373 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
10375 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
10377 * i386.md (extendsfdf2_2): Fix constraints.
10379 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
10381 * i386.md (fop_df_3 splitter): Fix operand number.
10383 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
10385 * invoke.texi (-mreg-alloc): Nuke.
10386 * i386.c (ix86_reg_alloc_order, regs_allocated,
10387 order_regs_for_local_alloc): Nuke.
10388 (override_options): Kill reg_alloc code.
10389 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
10390 (REG_ALLOC_ORDER): SSE goes before I387.
10391 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
10392 (ix86_reg_alloc_order): Likewise.
10393 * i386-protos.h (ix86_reg_alloc_order): Kill.
10395 2001-02-14 Richard Henderson <rth@redhat.com>
10397 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
10399 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
10401 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
10403 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
10405 * i386-protos.h (ix86_memory_move_cost): Move offline.
10406 * i386.c (ix86_register_move_cost): Compute properly cost of
10407 SSE, MMX and i387 instructions.
10408 (*_cost): Add costs of SSE/MMX moves.
10409 (ix86_memory_move_cost): Move offline from ....; Likewise.
10410 * i386.h (MEMORY_MOVE_COST): .... here;
10411 (struct processor costs): Add new fields to represent costs
10414 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
10416 * regclass.c (init_reg_sets_1): Reinstall the optimization of
10417 move_cost together with Matt Kraai's fix.
10419 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10421 * Makefile.in (OBJS): Add params.o.
10423 2001-02-14 Richard Henderson <rth@redhat.com>
10424 DJ Delorie <dj@redhat.com>
10426 * jump.c (jump_optimize_1): When we delete a conditional jump
10427 preceeding a non-conditional jump to effectively the same place,
10428 make sure that the combined jump skips any clobber insns between
10431 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10433 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
10435 2001-02-14 Mark Mitchell <mark@codesourcery.com>
10437 * Makefile.in (toplev.o): Depend on params.h.
10438 (intergate.o): Likewise.
10439 (params.o): New target.
10440 * flags.h (inline_max_insns): Remove.
10441 * integrate.c: Include params.h.
10442 Use MAX_INLINE_INSNS instead of inline_max_insns.
10443 * params.c: New file.
10444 * params.h: Likewise.
10445 * params.def: Likewise.
10446 * toplev.c: Include params.h.
10447 (lang_independent_params): New variable.
10448 (decode_f_option): Use the param machinery instead of setting
10450 (independent_decode_option): Handle "--param name=value".
10451 (main): Register language-independent parameters.
10453 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
10455 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
10457 2001-02-14 Richard Henderson <rth@redhat.com>
10459 * regclass.c (init_reg_sets_1): Revert last two changes.
10461 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10463 * stor-layout.c (is_pending_size, put_pending_size): New functions.
10464 (variable_size): Call put_pending_size.
10465 * tree.h (is_pending_size, put_pending_size): Add prototypes.
10466 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
10467 sizes list, put newly created SAVE_EXPR there as well.
10469 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10471 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
10472 (errata_find_address_regs): load_group has only 2 entries.
10473 (errata_emit_nops): Likewise. shladd is not problematic.
10474 Clear last_group if nop was emitted.
10475 (fixup_errata): load_group has only 2 entries.
10478 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
10480 * c-lex.c (lex_number): Only warn traditionally for U suffix
10481 outside system macros.
10482 * cppexp.c (parse_number): Similarly.
10483 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
10484 * cppmacro.c (struct cpp_macro): New member node.
10485 (parse_args): Only warn about missing rest args if not
10487 (funlike_invocation_p): Similarly for uninvoked funlike macros.
10488 (cpp_sys_objmacro_p): New.
10489 (_cpp_create_definition): Store the node with the macro defn.
10490 Remember if the macro is defined in a system header.
10492 2001-02-13 DJ Delorie <dj@redhat.com>
10494 * configure.in (check_languages): determine languages to check
10495 * Makefile.in (check-c++): alias for check-g++
10496 (check-f77): alias for check-g77
10497 (CHECK_TARGETS): depend on configured languages
10499 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
10501 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10502 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10503 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10504 (sqrtextendsfdf2): Disable for SSE2.
10506 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
10508 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10509 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10510 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10511 (sqrtextendsfdf2): Disable for SSE2.
10513 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
10515 * i386.md (movsfcc_1): Support integer cmove instruction.
10516 (movdfcc_1): Likewise; new splitter.
10518 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
10520 * i386.c (output_fp_compare): Support SSE.
10521 (prepare_fp_compare_args): SSE comparisons always support memory.
10522 * i386.h (TARGET_CMOVE): SSE imply cmove.
10523 * i386.md (cmp?f2): Enable for SSE too.
10524 (cmpfp_i*): Support SSE.
10525 (cmpfp_i_sse): New.
10526 (cmpfp_i_sse_only): New.
10527 (s*, b* fp expanters): Enable for SSE too.
10528 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
10531 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
10533 * regclass.c (init_reg_sets_1): Silence warning.
10535 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
10537 * i386.md (sqrt?f2): Change to expander.
10538 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
10540 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10542 * rtlanal.c (find_reg_equal_equiv_note): New function.
10543 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
10544 (simplify_gen_relational, simplify_replace_rtx): Likewise.
10545 * rtl.h: Add declarations for above functions.
10547 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
10549 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
10551 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
10552 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
10553 * flow.c (mark_regs_live_at_end): Likewise.
10554 (calculate_global_regs_live): Likewise.
10555 * gcse.c (compute_hash_table): Likewise.
10556 (compute_kill_rd): Likewise.
10557 * resource.c (mark_target_live_regs): Likewise.
10558 * rtl.h (INVALID_REGNUM): New macro.
10560 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
10562 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
10564 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
10566 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
10569 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
10571 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
10573 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
10574 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
10575 (fop_sf_1_sse, fop_df_1_sse): New patterns
10576 (fop_*): Disable float_extend and float patterns for SSE compilation.
10577 * i386.c (output_387_binary_op): Support SSE.
10579 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
10581 * i386.md (dummy_extendsfdf2): Support SSE2
10582 (extendsfdf2): Enable if 80387 or SSE2.
10583 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
10584 and no MIX_I387_SSE2
10585 (extendsfdf2_1_sse_only): New pattern.
10586 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
10588 (truncdfsf2_1): Support SSE.
10589 (truncdfsf2_2): Support SSE.
10590 (truncdfsf2_2_1_sse): New pattern.
10591 (fixtruncsfsi2): Always use SSE if available.
10592 (fix_truncsfsi_sse): New pattern.
10593 (fix_truncdfsi_sse): New pattern.
10594 (floatsis?f2): Support SSE.
10595 (floatsidf2_i387): New pattern.
10596 (floatsidf2_sse): Likewise.
10598 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10600 * configure.in: Use "have_gnat" variable, not "gnat".
10601 * configure: Regenerated.
10603 * config/sparc/sparc.c (function_value): Treat all non-record
10604 aggregate types like used to treat UNION_TYPE.
10606 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
10608 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
10609 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
10611 (MASK_MIX_SSE_I387): New.
10612 (TARGET_SSE): SSE2 imply SSE.
10613 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
10614 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
10615 (enum reg_class): Add new classes.
10616 (REG_CLASS_NAMES): Likewise.
10617 (REG_CLASS_CONTENTS): Likewise.
10618 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
10619 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
10620 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
10621 (CLASS_MAX_NREGS): Use new macros.
10622 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
10623 * i386.md (pushsf, movsf): Support SSE.
10624 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
10625 splitters to use ANY_FP_REGNO_P.
10626 (movdf_nointeger, movdf_integer): Likewise.
10628 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10630 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
10631 (try_combine): Use it.
10633 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
10635 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
10636 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
10637 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
10638 (REGISTER_MOVE_COST): Likewise.
10639 * i386-protos.h (ix86_secondary_memory_needed,
10640 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
10641 * i386.c (ix86_secondary_memory_needed,
10642 ix86_preferred_reload_class, ix86_register_move_cost): New function.
10644 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
10646 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
10647 (HARD_REGNO_MODE_OK): Move offline to ....
10648 * i386.c (ix86_hard_regno_mode_ok) ... here;
10649 refuse all incorrect modes.
10650 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
10652 2001-02-13 Richard Henderson <rth@redhat.com>
10654 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
10655 entire operator; replicate that and match_dup the operands.
10656 (cmp_ccx_arith_op_set): Likewise.
10657 (cmp_cc_arith_op_not_set): Likewise.
10658 (cmp_ccx_arith_op_not_set): Likewise.
10660 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10662 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
10664 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10666 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
10667 (TARGET_NO_BITFIELD_WORD): New macro.
10668 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
10669 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
10671 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10673 * cselib.c: New file, from simplify-rtx.c.
10674 * simplify-rtx.c: Remove cselib parts.
10675 * Makefile.in: Add cselib.o.
10677 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10679 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
10680 (setup_incoming_varargs): Remove warning.
10682 * config/rs6000/rs6000.c (validate_condition_mode): When
10683 flag_fast_math, allow floating-point conditionals to be reversed.
10684 (rs6000_generate_compare): When flag_fast_math, don't generate
10685 cror operations for FP conditionals.
10687 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
10689 (ASM_SPEC): Likewise.
10690 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
10691 (CC1_SPEC): Likewise.
10692 (LINK_TARGET_SPEC): Likewise.
10693 (CPP_ENDIAN_SPEC): Likewise.
10694 * Makefile.in (check-consistency): New target.
10696 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
10698 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
10699 "return type defaults" warning for functions with return type
10701 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
10702 function declarations by default rather than only when pedantic.
10704 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
10706 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10709 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10711 * extend.texi (Deprecated): Deprecate new initializer lists.
10713 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10715 * mkdeps.c (deps_add_default_target): Robustify. Add
10716 basename component only.
10717 * cpp.texi (-M): Describe how default target is generated.
10718 * invoke.texi (-M): Likewise.
10720 2001-02-12 Kazu Hirata <kazu@hxi.com>
10722 * toplev.c (push_float_handler): Remove.
10723 (pop_float_handler): Remove.
10724 * toplev.h: Remove prototypes for the above functions.
10726 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10728 * c-common.c (constant_fits_type_p): New function.
10729 (convert_and_check): Use it.
10731 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10733 * Makefile.in (GXX_ABI_FLAG): Don't define.
10734 * configure.in (--enable-new-gxx-abi): Remove option.
10735 * config.in: Regenerated.
10736 * configure: Likewise.
10738 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10740 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10742 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10743 regular basic block, and arrange for all edges into it to switch
10746 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10748 * Makefile.in (distclean): Do not remove .gdbinit.
10750 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10752 * Makefile.in (gcc.o): Fix typos.
10753 (protize.o): Likewise.
10754 (unprotoize.o): Likewise.
10756 2001-02-11 Richard Henderson <rth@redhat.com>
10758 * tree.c (build1): Check for null operand in last change.
10760 2001-02-11 Richard Henderson <rth@redhat.com>
10762 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10763 (fold): Don't assume a constant isn't foldable.
10764 * tree.c (build): Set TREE_CONSTANT for an expression with no
10765 side-effects and constant operands.
10766 (build1): Likewise.
10768 2001-02-10 Richard Henderson <rth@redhat.com>
10770 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10772 2001-02-10 Anthony Green <green@redhat.com>
10774 * cpp.texi (Standard Predefined): Add documentation for
10777 * c-common.c (combine_strings): Improve warning message.
10779 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10781 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10783 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10785 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10787 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10790 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10792 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10795 2001-02-09 Nick Clifton <nickc@redhat.com>
10797 * config/arm/arm.md: Change output contraint on post inc
10798 load/store multiple patterns to be a read/write contraint.
10800 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10802 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10803 .o files when using the -M options.
10805 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10806 David Edelsohn <edelsohn@gnu.org>
10808 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10809 handle DImode constants. Use one TOC entry for SImode and smaller
10810 constants, aligned properly.
10812 2001-02-08 Jason Merrill <jason@redhat.com>
10814 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10815 about the SP adjustment for saving the static chain pointer.
10816 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10817 offset when setting a temporary CFA register.
10819 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10821 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10822 powerpc-*-chorusos* .
10823 * config/rs6000/chorus.h : New file.
10824 * config/i386/chorus.h : New file.
10825 * config/sparc/chorus.h : New file.
10826 * config/sparc/t-chorus-elf : New file.
10828 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10830 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10831 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10832 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10833 (__WCHAR_TYPE__): Correct macro name.
10835 2001-02-08 Richard Henderson <rth@redhat.com>
10837 * config/i386/i386.c (ix86_frame_pointer_required): New.
10838 (ix86_setup_frame_addresses): New.
10839 (struct machine_funciton): Add accesses_prev_frame.
10840 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10841 ix86_frame_pointer_required.
10842 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10843 (SETUP_FRAME_ADDRESSES): New.
10844 * config/i386/i386-protos.h: Update.
10845 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10846 from FRAME_POINTER_REQUIRED.
10847 * config/i386/svr3gas.h: Likewise.
10848 * config/i386/sysv3.h: Likewise.
10849 * config/i386/v3gas.h: Likewise.
10851 2001-02-08 Richard Henderson <rth@redhat.com>
10853 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10854 calculation of the number of integer registers required.
10855 (function_arg_record_value): Likewise.
10857 2001-02-08 Jason Merrill <jason@redhat.com>
10859 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10860 two. Print file and line with "confused" message.
10862 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10864 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10866 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10868 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10870 * final.c (cleanup_subreg_operands): The address of a MEM can
10873 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10876 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10878 * gcc.texi (Incompatibilities): Update documentation of
10879 preprocessing numbers.
10881 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10883 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10885 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10887 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10889 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10890 * gcc.c (struct compiler): Add cpp_spec field.
10891 (input_file_compiler): New variable.
10892 (do_spec_1): Allow a particular compiler to handle `%C'
10894 (main): Store the current compiler in input_file_compiler.
10895 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10897 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10899 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10900 * cppinit.c (cpp_create_reader): Initialize them.
10901 (append_include_chain): cxx_aware arg might be unused.
10902 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10903 keywords and give them their phase 7 meaning. Pedwarn about
10904 this unless '__bool_true_false_are_defined' is defined.
10906 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10908 * lcm.c (optimize_mode_switching): Emit mode_set before the
10909 JUMP_INSN of an abnormal edge.
10911 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10913 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10914 a scheduling barrier at the end.
10916 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10918 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10920 * config/sh/sh.md (reload_outsf): Removed.
10921 (movsf_ie): Introduce constraints for FPUL loads and stores.
10922 (reload_insf): Broaden the output constraint.
10924 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10926 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10927 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10929 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10931 * final.c: Revert my previous changes.
10932 * output.h: Make profile_label_no extern.
10933 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10934 for generating label.
10936 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10938 * config/i386/djgpp.h: Add comments about standard paths.
10939 (MD_EXEC_PREFIX): Undefine before defining.
10940 (MD_STARTFILE_PREFIX): New.
10942 2001-01-30 Bruce Korb <bkorb@gnu.org>
10944 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10945 (load_file): do not rely on load_file_data() to close file pointer
10946 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10947 fixinc/inclhack.def(irix_limits_const): add test_text
10949 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10951 * cppexp.c (parse_defined): Improve diagnostics for invalid
10954 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10956 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10958 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10960 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10961 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10962 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10963 (rs6000_output_symbol_ref): New function.
10964 (output_toc): Use VTABLE_NAME_P.
10966 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10968 * print-tree.c (print_node, case PARM_DECL):
10969 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10971 * stor-layout.c (reference_types_internal): New variable.
10972 (internal_reference_types): New function.
10973 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10974 * tree.h (internal_reference_types): New declaration.
10976 * cse.c (find_best_addr): Fix typo in computing cost.
10978 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10980 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10981 and this is the sum of a pointer and a constant, we know the result
10983 (num_sign_bit_copies, case PLUS): Likewise.
10984 * explow.c (convert_memory_address): Remove opposite SUBREG.
10985 * function.c (instantiate_new_reg): New function (from common code).
10986 (instantiate_virtual_regs_1): Call it.
10987 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10988 if pointers sign- or zero-extend.
10989 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10990 If pointers extend unsigned, use inside of SUBREG.
10991 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10993 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10995 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10996 subdir of gcc_gxx_include_dir.
10997 (gcc_gxx_target_include_dir): Remove.
10999 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
11001 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
11002 (dwarf2out_frame_debug_expr): Revise introductory comments to add
11003 a high-level description.
11005 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
11007 * final.c: Move the declaration of profile_label_no to ...
11008 * output.h: ... here.
11009 * function.c (expand_function_start): Call PROFILE_HOOK.
11010 * config/rs6000/aix.h: Define PROFILE_HOOK.
11011 * config/rs6000/rs6000-protos.h: output_profile_hook new.
11012 * config/rs6000/rs6000.c (output_profile_hook): Define.
11013 (output_prolog): Do nothing for ABI_AIX as it is taken care by
11014 output_profile_hook.
11015 tm.texi : Explain new macro PROFILE_HOOK.
11017 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
11019 * extend.texi (Extended Asm): Do not say that semicolon is always
11020 a valid line-breaking character for GNU assemblers. Use
11021 newline-tab as the most commonly supported syntax. Use
11022 newline-tab rather than semicolon in multi-insn examples.
11024 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11026 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
11028 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11029 David Edelsohn <edelsohn@gnu.org>
11031 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
11032 code for AIX, even without flag_pic.
11034 2001-02-05 Jakub Jelinek <jakub@redhat.com>
11036 * c-typeck.c (common_type): push and pop binding level around
11037 calling common_type on function parameters.
11039 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
11041 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
11043 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11045 * config/mips/mips.c (override_options): Fix typo in last change.
11046 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
11047 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
11049 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
11051 * invoke.texi (-fdump-class-layout): Document.
11052 (-fdump-translation-unit): Use `=' as filename separator.
11054 2001-02-05 Mark Mitchell <mark@codesourcery.com>
11056 * Makefile.in (s-mlib): Don't build multilibs if
11057 --disable-multilib.
11058 (DRIVER_DEFINES): Adjust accordingly.
11060 (protoize.o): Likewise.
11061 (unprotoize.o): Likewise.
11062 * configure.in: Recognize --enable-multilib.
11064 2001-02-04 Mark Mitchell <mark@codesourcery.com>
11066 * Makefile.in (DRIVER_DEFINES): Fix quoting.
11068 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
11069 * configure.in: Remove --enable-libstdcxx_v3 support.
11070 * configure: Regenerated.
11072 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11074 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
11075 Call abort instead of fatal.
11076 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
11077 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
11078 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
11079 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
11080 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
11081 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
11083 * diagnostic.h (set_internal_error_function): Renamed.
11084 * toplev.h (internal_error): Renamed from fatal.
11085 (pfatal_with_name): Deleted.
11086 (fatal_io_error): Now has printf-style arguments.
11087 * diagnostic.c (pfatal_with_name): Deleted.
11088 (fatal_io_error): Rework to have args in printf-style.
11089 (set_internal_error_function): Renamed from set_fatal_function.
11090 (internal_error): Renamed from fatal.
11091 (error_recursion, fancy_abort): Call internal_error instead of fatal.
11092 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
11093 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
11094 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
11095 * flow.c (verify_flow_info): Likewise.
11096 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
11097 * config/mips/mips.c (save_restore_insns): Likewise.
11099 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
11100 * flow.c (verify_flow_info): Likewise.
11101 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
11102 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
11103 (avr_normalize_condition): Likewise.
11104 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
11105 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
11106 (limit_reload_class, double_reg_to_memory): Likewise.
11107 (print_operand_address, emit_1600_code_shift): Likewise.
11108 (gen_tst_reg, gen_compare_reg): Likewise.
11109 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
11110 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
11112 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
11114 * c-parse.in (methoddef): Call fatal_error instead of fatal.
11115 * objc/objc-act.c (build_ivar_chain): Likewise.
11116 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
11118 * graph.c (clean_graph_dump_file): Likewise.
11119 * profile.c (init_branch_prob): Likewise.
11120 * objc/objc-act.c (objc_init): Likewise.
11122 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
11123 * config/avr/avr.c (avr_override_options): Likewise.
11124 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
11125 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
11126 * config/h8300/h8300.c (h8300_init_once): Likewise.
11127 * config/mips/mips.c (override_options): Likewise.
11128 * config/i386/i386.c (override_options): Likewise, rework.
11129 * config/m68k/m68k.c (override_options): Likewise.
11131 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
11133 * config/mips/mips.c (print_operand): Likewise.
11134 * hash.c (hash_allocate): Don't check for failure returns from
11135 obstack functions that can't fail.
11136 (hash_table_init_n, hash_table_init): Likewise; also now return void.
11137 * hash.h (hash_table_init_n, hash_table_init): Now return void.
11138 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
11139 (get_object_reference): Likewise.
11141 2001-02-04 Nick Clifton <nickc@redhat.com>
11143 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
11144 StrongARM1110, 10TDMI, and 1020T.
11146 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11148 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
11150 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
11152 * config/sh/sh.md (movdf load split): Pass register number to
11153 FP_OR_XD_REGISTER_P.
11155 2001-02-04 Mark Mitchell <mark@codesourcery.com>
11157 * cppinit.c (BC): New macro.
11158 (builtin_array): Add __GXX_WEAK__.
11159 * cpplib.h (builtin_type): Add BT_WEAK.
11160 * cppmacro.c (builtin_macro): Handle BT_WEAK.
11161 * defaults.h (SUPPORTS_ONE_ONLY): Define.
11162 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
11164 2001-02-03 Jakub Jelinek <jakub@redhat.com>
11166 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
11168 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
11170 * cpphash.h: Rename _ALIGN POOL_ALIGN.
11171 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
11173 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
11175 * cpphash.h: Rename ALIGN _ALIGN.
11176 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
11178 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
11180 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
11181 compilation environment.
11182 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
11183 control over location of cygwin includes and libs.
11185 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
11187 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
11189 2001-02-02 lars brinkhoff <lars@nocrew.org>
11191 * md.texi (Standard Names): remove reference to spur.md.
11193 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
11195 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
11196 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
11197 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
11198 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
11199 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
11201 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11203 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
11204 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
11205 number before reload.
11206 (c4x_adjust_cost): Return zero before reload.
11207 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
11208 split before reload.
11210 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11212 * c4x.c (c4x_hard_regno_rename_ok): New.
11213 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
11214 * c4x.h (HARD_REGNO_RENAME_OK): Define.
11216 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11218 * diagnostic.h: Add missing "extern" in all declarations.
11220 2001-02-02 Alex Samuel <samuel@codesourcery.com>
11222 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
11223 as for gcc_gxx_include_dir.
11225 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11227 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
11229 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11231 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
11232 label before alignment to be used as the braf base address.
11233 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
11235 (casesi_jump_2): Require at least TARGET_SH2.
11237 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
11238 truncation to 32-bit doubles on -m3e and -m4-single-only.
11240 2001-02-02 Mark Mitchell <mark@codesourcery.com>
11242 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
11243 the default when building a shared object.
11244 (init_spec): Use it.
11245 * testsuite/lib/g++.exp: Include the directory where libgcc
11246 is located to the LD_LIBRARY_PATH list.
11247 * invoke.texi (-shared-libgcc): Document the cases in which
11248 GCC defaults to using the shared libgcc.
11250 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11252 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
11253 unsigned is wide enough.
11254 (BITS_PER_SI): New.
11255 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
11256 (si_to_float): Likewise.
11257 (float_to_si, float_to_usi): Use BITS_PER_SI.
11259 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11261 * dwarf2out.c: Added explanation of abbreviations.
11262 (def_cfa_1): Added comments listing DWARF2 instructions.
11263 (cfa_temp_reg): Removed in favor of cfa_temp.
11264 (cfa_temp_value): Removed in favor of cfa_temp.
11265 (cfa_temp): New global variable.
11266 (dwarf2out_frame_debug_expr): Added extensive introductory
11267 comments explaining the function's transformations. Revised to
11268 use cfa_temp. Added some rtx checking. Generalize IOR case.
11269 (dwarf2out_frame_debug): Revised to use cfa_temp.
11270 (output_aranges): Cast as "unsigned" to avoid warning.
11271 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
11272 explain which instructions must be marked.
11274 2001-02-01 Richard Henderson <rth@redhat.com>
11276 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
11279 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
11281 * config/sh/crt1.asm (main_k): Modified so that start calls
11282 ___setup_argv_and_call_main.
11284 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
11286 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
11287 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
11288 and AVOID_LPASTE is cleared on meeting an unescaped newline.
11289 * cppmacro.c (builtin_macro): Set builtin flags here.
11290 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
11291 (replace_args): Clarify intent.
11292 (cpp_get_token): Macro expansion tokens get the saved flags.
11294 * cppmain.c (scan_buffer): Remove now-redundant print.printed
11297 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11299 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
11302 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11304 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
11305 returns Pmode pseudo, but we need ptr_mode.
11306 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
11307 Remove bogus conversions; use HOST_WIDE_INT for size.
11308 Don't use TARGET if wrong mode.
11310 * config/i386/i386.c (ix86_compute_frame_size): Allow
11311 stack_alignment_needed to be non-default even if size is zero.
11313 2001-01-31 Alan Modra <alan@linuxcare.com.au>
11315 * pa.c (hppa_init_pic_save): New function.
11316 * pa.h (hppa_init_pic_save): Declare.
11317 * pa.md (call, call_value, sibcall, sibcall_value): Use
11318 the above instead of duplicated code.
11320 * pa.c (hppa_encode_label): Correct size of alloca buffer
11321 so we don't overrun it. Correct leading `*' case.
11322 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
11323 need to handle `*@'.
11324 (FUNCTION_NAME_P): Likewise.
11326 2001-01-31 Richard Henderson <rth@redhat.com>
11328 * config.gcc (alpha-osf5): Use float-i128.h.
11330 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
11331 * config/float-i32.h: Likewise.
11332 * config/float-i64.h: Likewise.
11333 * config/float-sh.h: Likewise.
11334 * config/float-sparc.h: Likewise.
11336 2001-01-31 DJ Delorie <dj@redhat.com>
11338 * expmed.c (extract_bit_field): allow non-integral modes if we
11339 want to extract a whole register from itself.
11341 2001-01-31 Jakub Jelinek <jakub@redhat.com>
11343 * c-typeck.c (set_init_index): If first is equal to last, assume as
11344 if it was not a range at all.
11346 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11348 * config/fp-bit.c: Include tm.h.
11349 (float_to_si): Don't assume SImode is 32-bits wide.
11350 (float_to_usi): Likewise.
11352 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11354 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
11356 (typename): Call pending_xref_error after parsing typed_typespecs.
11357 * c-decl.c (lookup_tag): Give error immediately rather than
11358 leaving it pending if the tag of the wrong type is in the same
11360 (xref_tag): Don't pedwarn for forward declarations of enum types
11362 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
11365 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11367 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
11369 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11371 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
11372 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
11374 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11376 * cpphash.h (struct cpp_reader): New saved_flags.
11377 * cppmacro.c (cpp_get_token): Use saved_flags to remember
11378 to avoid a paste after a pasted token.
11380 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11382 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
11383 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
11384 Wtype_MIN instead of LONG_MIN.
11386 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11388 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
11390 * fixinc/fixincl.x: Regenerated.
11391 * fixinc/inclhack.def (irix_limits_const): New definition to
11392 convert "const" to "__const" in limits.h.
11394 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11396 * fixinc/genfixes (AG): Fix "autogen4" thinko.
11398 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11400 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
11401 when register dies in the insn.
11403 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11405 * diagnostic.c (fatal): Fix word wrap.
11407 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
11409 * combine.c (try_combine): Fix SUBREG setting for
11410 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
11412 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11414 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
11417 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11419 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
11421 * toplev.c (decode_W_option): Update warn_larger_than
11422 unconditionally for each processed switch.
11424 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11426 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
11428 (hppa_expand_prologue): Delete code to save pic offset table register
11429 in the function prologue.
11430 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
11431 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
11432 table register at the beginning of the function after the prologue.
11434 2001-01-29 lars brinkhoff <lars@nocrew.org>
11436 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
11438 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
11439 Jeff Law <law@redhat.com>
11441 * pa.md (return): Revise comment for trivial return.
11442 (return_internal): Non-trivial return pattern for non-PIC code.
11443 (return_internal_pic): Non-trivial return pattern for PIC code.
11444 It uses the PIC register to ensure it is restored after
11446 (epilogue): Generate appropriate return for PIC and non-PIC code.
11448 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
11450 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
11452 2001-01-29 DJ Delorie <dj@redhat.com>
11454 * combine.c (if_then_else_cond): Pass the correct mode to
11455 operand_subword() for constants.
11457 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
11459 * config/i386/cygwin.h: Add w32api to include search. Search different
11460 directories in a cross-build environment.
11462 2001-11-29 Tim Josling <tej@melbpc.org.au>
11464 * tree.h (TYPE_STUB_DECL): Add documentation.
11466 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
11468 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
11469 (sdbout_field_types): Likwise. Fix use of host_integerp.
11471 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
11473 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
11476 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
11478 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
11479 to use flag_gnu_linker.
11481 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11483 * cpplib.c (T_BAD_DIRECTIVE): Remove.
11484 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
11486 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
11488 * tree.c, tree.h (build_parse_node): Remove; was identical to
11490 * c-lang.c (start_cdtor), objc/objc-act.c
11491 (build_module_descriptor): Use build_nt instead of
11494 2001-01-29 Jakub Jelinek <jakub@redhat.com>
11496 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
11497 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
11498 not have any upper bits set.
11500 2001-01-29 Phil Edwards <pme@sources.redhat.com>
11502 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
11504 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11506 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
11508 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
11510 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
11511 (integer_minus_one_node): Define.
11513 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
11515 * Makefile.in (bootstrap2-lean): Fix typo.
11517 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
11519 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
11520 : Don't set fe_value.
11521 * cpplib.h (AVOID_LPASTE): New flag.
11522 (struct cpp_hashnode): Remove fe_value.
11523 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
11524 * cppmacro.c (builtin_macro): Don't set flags here.
11525 (replace_args): Set AVOID_LPASTE flag on first token of an
11526 argument, and the token following it.
11527 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
11528 macro expansion, and on the token following it. Do it for
11530 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
11532 2001-01-27 Richard Henderson <rth@redhat.com>
11534 * config/alpha/t-ieee: Remove multilibbing.
11535 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11537 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11539 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
11541 * Makefile.in: Remove all dependencies on defaults.h.
11542 * builtins.c: Don't include defaults.h.
11543 * c-common.c: Likewise.
11544 * c-decl.c: Likewise.
11545 * c-pragma.c: Likewise.
11546 * c-typeck.c: Likewise.
11547 * combine.c: Likewise.
11548 * i386.c: Likewise.
11549 * frame-ia64.c: Likewise.
11550 * cppexp.c: Likewise.
11551 * crtstuff.c: Likewise.
11552 * dbxout.c: Likewise.
11553 * dwarf2out.c: Likewise.
11554 * dwarfout.c: Likewise.
11555 * emit-rtl.c: Likewise.
11556 * except.c: Likewise.
11557 * expr.c: Likewise.
11558 * final.c: Likewise.
11559 * frame-dwarf2.c: Likewise.
11560 * libgcc2.c: Likewise.
11561 * optabs.c: Likewise.
11562 * profile.c: Likewise.
11563 * sdbout.c: Likewise.
11564 * toplev.c: Likewise.
11565 * tradcif.y: Likewise.
11566 * tree.c: Likewise.
11567 * varasm.c: Likewise.
11569 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11571 * builtins.c (expand_builtin_fputs): Use size_one_node when
11572 transforming into fwrite.
11574 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
11576 * extend.texi (Attribute Syntax): New section.
11578 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11580 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
11581 they didn't need fixing.
11583 2001-01-27 Janis Johnson <janis@us.ibm.com>
11585 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
11587 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
11588 to remove macro definitions that are duplicated from elfos.h.
11590 2001-01-27 Richard Henderson <rth@redhat.com>
11592 * config/i386/sco5gas.h: Move ...
11593 * config/usegas.h: ... here.
11594 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
11596 2001-01-27 Jakub Jelinek <jakub@redhat.com>
11598 * c-typeck.c (struct constructor_stack): Add range_stack member.
11599 (really_start_incremental_init): Clear it.
11600 (push_init_level): Save constructor_range_stack and clear it if
11601 pushing explicit braces.
11602 (pop_init_level): abort if constructor_range_stack is non-zero at
11603 explicit closing brace. Restore saved constructor_range_stack if
11606 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11608 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
11609 into register was forced into memory.
11611 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11613 * Makefile.in: Remove uses of + before $(MAKE).
11615 2001-01-26 Richard Henderson <rth@redhat.com>
11617 * stmt.c (cost_table): Remove.
11618 (COST_TABLE, cost_table_initialized): New.
11619 (estimate_case_costs): Use the later instead of the former.
11620 (balance_case_nodes): Likewise.
11622 2001-01-26 Richard Henderson <rth@redhat.com>
11624 * alias.c (objects_must_conflict_p): Read-only slots may not
11625 conflict despite having the same type.
11627 2001-01-27 Michael Hayes <mhayes@redhat.com>
11629 * loop.c (loop_giv_reduce_benefit): Copy mode size into
11631 (check_ext_dependant_givs): Initialise u_start_val and
11633 (load_mems): Make last_max_reg unsigned.
11634 (try_swap_copy_prop): Use INSN_P and initialise set.
11636 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
11638 * README.AVR : Removed.
11640 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
11642 * pa-64.h (text_section): Remove declaration.
11644 * pa.md (return_internal): Remove mode on PIC register use.
11646 2001-01-25 lars brinkhoff <lars@nocrew.org>
11648 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
11649 ASM_CLOSE_PAREN): fix typos.
11651 2001-01-25 Mark Mitchell <mark@codesourcery.com>
11653 * acconfig.h: Define `const' to the empty string if neither
11654 __STDC__ nor __cplusplus is defined.
11655 * config.in: Regenerated.
11657 2001-01-25 David Edelsohn <edelsohn@gnu.org>
11659 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
11660 * collect2.c (main): Delete importf. Add ".obj" file extension.
11661 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
11662 (aix_std_libs): Add additional AIX libraries to skip.
11663 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
11664 * config/rs6000/aix51.h: New file.
11666 2001-01-25 Michael Hayes <mhayes@redhat.com>
11668 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
11669 (loop_insn_emit_before): No longer static.
11670 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
11671 (loop_givs_rescan, load_mems): Likewise.
11672 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
11673 (maybe_eliminate_biv_1):
11674 (move_movables): Replace emit_call_insn_before with
11675 loop_call_insn_hoist.
11676 * loop.h (loop_insn_emit_before): Add.
11677 * unroll.c (copy_loop_body): Replace emit_insn_before with
11678 loop_insn_emit_before.
11680 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
11682 * diagnostic.c (fatal): Request preprocessed source.
11684 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
11686 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
11687 olddecl has argument types and newdecl has none, use the argument
11688 types from olddecl.
11690 2001-01-24 Ulrich Drepper <drepper@redhat.com>
11692 * dwarf2out.c (prefix_of): New function. Determine longest common
11693 prefix of the two arguments. The units are whole path components.
11694 (output_file_names): When adding a new directory find the one entry
11695 with the longest common prefix already in the list. Artificially
11696 generate entry if there is none for this prefix.
11697 Fix test to check whether the zeroth directory entry is used.
11699 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
11701 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
11702 Changed all callers. Take it into account when deciding if a
11703 previously loaded value matches.
11705 2001-01-24 Richard Henderson <rth@redhat.com>
11707 * reload.c (find_reloads_subreg_address): Fail the substitution
11708 if the resulting address is insufficiently aligned.
11710 2001-01-24 DJ Delorie <dj@redhat.com>
11712 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11713 check the original operand's mode also.
11714 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11716 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11718 * c-parse.in (cast_expr): Move compound literals from here ...
11719 (primary): ... to here. Use standard terminology "compound
11720 literal" instead of "constructor expression".
11722 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11724 * gcc.1, cpp.1: Regenerate.
11726 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11728 * calls.c (emit_library_call_value_1): Memory slot for
11729 pass-by-reference argument should have the mode of the argument,
11730 not of the pointer to it.
11732 2001-01-24 Tom Tromey <tromey@redhat.com>
11734 * gcc.texi (G++ and GCC): Mention gcj manual.
11735 (Standards): Link to section of manual mentioning gcj/Java
11738 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11740 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11741 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11742 * tradcpp.c (main): Add -imacros or -include'd dependencies
11744 * cpp.texi (-M, -MM): Document -M -include behaviour.
11746 2001-01-24 Roger Collins <roger@ProProject.com>
11748 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11750 2001-01-24 Will Cohen <wcohen@redhat.com>
11752 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11753 whether registers are 32 bits or 64 bits in size.
11755 2001-01-24 Ben Elliston <bje@redhat.com>
11757 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11759 2001-01-24 Richard Henderson <rth@redhat.com>
11761 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11762 (builtin_longjmp): Use it instead of emit_indirect_jump.
11764 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11766 * bb-reorder.c (make_reorder_chain_1): Handle case where
11767 jump edge goes to the same block as the fallthru edge.
11769 2001-01-23 Jim Wilson <wilson@redhat.com>
11771 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11772 * frame.h (__ia64_personality_v1): Add prototype.
11773 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11774 prototype form. Add void * cast to first argument to personality
11776 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11777 (asctoe113): Likewise.
11778 * config/ia64/frame-ia64.c: Include eh-common.h.
11779 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11781 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11783 (itanium_split_issue): Add prototype.
11784 (gen_nop_type): Ifdef out.
11785 (find_best_packet): Initialize best_packet.
11786 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11788 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11789 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11790 (flushrs): Add explicit stop bit at end.
11791 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11794 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11796 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11798 * libgcc2.c (__terminate_func): Make variable static.
11799 (__terminate_set_func): New function to set __terminate_func.
11800 * libgcc2.h (__terminate_func_ptr): New typedef.
11801 (__terminate_set_func): New function.
11803 2001-01-23 Richard Henderson <rth@redhat.com>
11805 * flow.c (init_propagate_block_info): Don't consider unchanging
11806 memories for dead frame store elimination.
11808 2001-01-23 Richard Henderson <rth@redhat.com>
11810 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11811 * defaults.h: ... here.
11813 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11815 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11817 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11819 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11821 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11823 * rs6000.h (rs6000_return_addr): Move prototype from here...
11824 * rs6000-protos.h (rs6000_return_addr): ...to here.
11825 (rs6000_init_expanders): Delete prototype.
11827 2001-01-23 Nick Clifton <nickc@redhat.com>
11829 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11830 (Spec Files): Document %B and %j and %. and %v3 and %M and
11831 %{S*&T} spec switches.
11833 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11835 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11837 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11838 Neil Booth <neil@daikokuya.demon.co.uk>
11840 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11841 Have -Werror make pedantic warnings errors, like the
11844 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11846 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11848 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11850 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11851 * integrate.c (expand_inline_function): Initialize them.
11852 (subst_constants): If changing COMPARE so that both its arguments
11853 will be VOIDmode and the comparison mode will be lost, note
11854 compare_mode. Use the recorded compare_mode to optimize
11857 2001-01-23 Jason Merrill <jason@redhat.com>
11859 * dwarf2out.c (new_die): Use xcalloc.
11860 (output_die): Abort rather than emit a local reference to offset 0.
11862 2001-01-17 Andrew Haley <aph@redhat.com>
11864 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11865 of a saved register; return NULL instead.
11866 (copy_reg): Take a pointer to a source register rather than a
11868 (next_stack_level): Remember the address in the stack frame of all
11870 Use the saved register pointer array as the source of the CFA.
11871 (throw_helper): Rewrite. Unwind once rather than twice and keep
11872 track of saved registers as we go.
11874 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11876 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11877 * c4x.c (c4x_legitimize_reload_address): Remove.
11878 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11879 reload address for ldp(k) insn.
11881 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11883 * pa.md (return_internal): Add a USE of the PIC register to ensure
11884 it is restored after each call.
11885 (return expander): Corresponding changes.
11887 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11889 * rs6000.h (INIT_EXPANDERS): Delete.
11890 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11891 * rs6000.c (rs6000_override_options): Call *_machine_status from
11893 (rs6000_init_expanders): ...instead of here. Delete.
11894 (rs6000_mark_machine_status): New function.
11895 (rs6000_init_machine_status): Use xcalloc.
11896 (rs6000_return_addr): Generate RTX for the return address.
11897 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11898 (rs6000_stack_info): Use it.
11900 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11902 * gthr-win32.h: Include errno.h to get a declaration for
11903 EINVAL and _mingw.h if the target is mingw32.
11905 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11907 * cpp.texi: Correct typos.
11909 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11911 * explow.c (probe_stack_range): Ensure value passed to
11912 stack_check_libfunc is ptr_mode, not Pmode.
11914 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11916 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11917 case, don't use operand_subword to calculate a SUBREG that is
11920 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11922 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11924 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11925 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11926 valid. If not replace it by equivalent insns.
11928 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11930 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11931 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11932 (c4x_U_constraint, symbolic_address_operand): Likewise.
11933 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11935 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11936 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11937 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11938 anulling slot because of silicon bug.
11939 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11941 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11943 * cppexp.c (parse_charconst): Change `mask' type to agree
11946 2001-01-21 Richard Henderson <rth@redhat.com>
11948 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11949 pic_label_name in a linkonce section.
11951 2001-01-17 Philipp Thomas <pthomas@suse.de>
11953 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11955 * configure: Regenerate.
11957 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11959 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11960 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11962 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11964 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11965 If REVERSE nonzero then condition code in X must be reversed.
11966 (encode_section_info): Optimise if/else.
11967 (avr_function_value): Fix formatting.
11969 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11970 (difficult_branch): Likewise.
11971 (rvbranch): Likewise.
11972 (difficult_rvbranch): Likewise.
11974 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11976 * config/avr/libgcc.S: Fix comment.
11978 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11980 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11982 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11984 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11986 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11988 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11989 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11990 * configure, config.in: Regenerate.
11991 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11992 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11993 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11994 (doprint.o): New rule.
11996 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11998 * c-typeck.c (digest_init): Handle boolean types as scalars.
12000 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12002 * stmt.c (expand_return): Don't return anything if size is zero.
12003 Delete redundant assignment to BYTES.
12004 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
12006 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
12008 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
12009 the same as the default library function names.
12010 * config/avr/avr.md: Document special characters after '%'.
12011 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
12012 knowing which of the call-used registers are really clobbered.
12013 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
12014 New. Both quotient and remainder from one libgcc.S call.
12015 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
12016 clobber as few registers as possible.
12017 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
12019 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
12021 * cppmacro.c (funlike_invocation_p): Don't move back up to the
12022 context of the top of the stack.
12024 2001-01-20 Jakub Jelinek <jakub@redhat.com>
12026 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
12027 (fixup_var_refs_insns): ...here.
12029 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
12031 * function.c (fixup_var_refs_insns): Break up into
12032 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
12033 [loop over entire insn list], and fixup_var_refs_insns_with_hash
12034 [loop over hash table entries].
12035 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
12036 fixup_var_refs_insns_with_hash, to match above changes.
12038 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
12040 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
12041 (libgcc.a): Likewise.
12042 (stmp-multilib): Likewise.
12043 (STAGE2_FLAGS_TO_PASS): Likewise.
12045 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
12047 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
12048 temporary if no_new_pseudos.
12050 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
12052 * cppinternals.texi: Update.
12054 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
12056 * arm.c (arm_init_builtins): Re-enable builtins.
12058 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12060 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
12061 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
12062 element to be null, and always expect an EXPR_LIST.
12063 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
12064 * sched-deps.c (sched_analyze_1): Likewise.
12065 * sched-rgn.c (check_live_1, update_live_1): Likewise.
12067 * regclass.c (max_set_parallel): New variable.
12068 (reg_scan): Take it into account in computation of max_parallel.
12069 (reg_scan_mark_refs, case SET): Compute it.
12071 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
12073 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
12074 * function.c (assign_parms): Use INTVAL for a CONST_INT.
12076 2001-01-19 Jason Merrill <jason@redhat.com>
12078 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
12079 for the abstract instance of an inline function.
12081 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
12082 J"orn Rennecke <amylaar@redhat.com>
12084 * reload1.c (move2add_note_store): Treat all registers directly or
12085 indirectly derived from a base register as members of the same set
12087 (reload_cse_move2add): Adjust accordingly. Take mode and offset
12088 of base register into account.
12090 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
12092 * alias.c (find_base_value): Recognize TRUNCATE.
12093 (record_set): In PLUS case, invalidate if other summand is also a
12096 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12098 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
12099 entry to be EXPR_LIST.
12100 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
12101 be an EXPR_LIST (but not null, which other code doesn't allow).
12102 (note_stores): Properly handle PARALLEL in SET.
12103 Recursively call for top-level PARALLEL.
12104 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
12105 * sched-rgn.c (check_live_1, update_live_1): Likewise.
12107 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
12109 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
12111 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
12112 not pfile->skipping (== 0).
12114 2001-01-17 Nick Clifton <nickc@redhat.com>
12116 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
12119 2001-01-17 Jim Wilson <wilson@redhat.com>
12121 * invoke.texi (IA-64 options): Improve.
12123 2001-01-17 Tom Tromey <tromey@redhat.com>
12125 * invoke.texi (Optimize Options): Use `{}' to around @samp
12128 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
12130 * invoke.texi (-fno-guess-branch-probability): New option.
12132 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12134 * combine.c (try_combine): Don't set i3_subst_into_i2 for
12135 case of making new double-word constant.
12136 Revert last change: instead just test i3_subst_into_i2.
12138 2001-01-17 Jakub Jelinek <jakub@redhat.com>
12140 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
12141 Use q constraints instead of r.
12143 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
12145 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
12146 (machine_function): Define.
12147 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
12148 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
12149 pa_free_machine_status): New functions.
12150 (override_options): Set {init,mark,free}_machine_status to above.
12151 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
12152 PIC_OFFSET_TABLE_REGNUM_SAVED.
12153 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
12154 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
12155 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
12156 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
12157 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12159 2001-01-15 DJ Delorie <dj@redhat.com>
12161 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
12165 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12167 * flow.c (propagate_one_insn): Make trying to delete a prologue
12168 or epilogue insn an ICE, not a warning. Allow doing this if
12169 the current function returns with stack pointer depressed.
12171 * combine.c (try_combine): If i3_subst_into_i2, properly check for
12172 I3 having more than one SET.
12174 2001-01-16 Jim Wilson <wilson@redhat.com>
12176 * invoke.texi: Document IA-64 options.
12178 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
12179 (fixup_errata): Delete TARGET_A_STEP use.
12180 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
12181 (TARGET_SWITCHES): Delete -ma-step option.
12182 * config/ia64/ia64.md (all FP patterns): Delete %B0.
12183 (movqicc_astep, movqi_internal_astep, movhicc_astep,
12184 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
12185 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
12186 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
12187 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
12189 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
12190 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
12191 cmovsi_internal): Delete ! TARGET_A_STEP check.
12193 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12195 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
12196 possibility to report bugs via postal mail. Change a URL and
12197 merge in a nearly duplicate statement...
12198 (Bug Reporting): ...from here.
12199 (Service): Refer to the Bug Reporting section instead of
12200 duplicating an URL.
12201 (Contributing): Remove trivial explanations concerning snapshots.
12203 2001-01-16 Alan Modra <alan@linuxcare.com.au>
12205 * cppmain.c (general_init): Don't use ANSI prototype.
12207 2001-01-16 Tom Tromey <tromey@redhat.com>
12209 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
12211 2001-01-16 Richard Henderson <rth@redhat.com>
12213 * config/i386/i386.h: Fix comment typo.
12214 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
12215 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
12217 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12219 * gcc.c: Revert previous -fsyntax-only-related change; move
12222 2001-01-16 Jakub Jelinek <jakub@redhat.com>
12224 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
12225 inmode after checking GET_CODE (op).
12227 2001-01-16 Richard Henderson <rth@redhat.com>
12229 * flow.c (struct propagate_block_info): Add mem_set_list_len.
12230 (MAX_MEM_SET_LIST_LEN): New.
12231 (propagate_one_insn): Update mem_set_list_len.
12232 (invalidate_mems_from_autoinc): Likewise.
12233 (invalidate_mems_from_set): Likewise.
12234 (mark_used_regs): Likewise.
12235 (init_propagate_block_info): Likewise. Stop collecting memories
12236 when we reach MAX_MEM_SET_LIST_LEN.
12237 (mark_set_1): Likewise.
12239 2001-01-16 Richard Henderson <rth@redhat.com>
12241 * unroll.c (precondition_loop_p): Fail if no iteration
12244 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12246 * gcc.c: When -fsyntax-only is given, do not complain about
12249 2001-01-15 Richard Henderson <rth@redhat.com>
12251 * config/i386/i386.c (asm_output_function_prefix): Remove.
12252 (ix86_asm_file_end): New.
12253 (load_pic_register): Generate pic_label_name into a
12254 staticly allocated buffer.
12255 * config/i386/i386-protos.h: Update.
12256 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
12257 (ASM_FILE_END): New.
12258 * config/i386/i386afe.h: New file.
12259 * config.gcc (i?86-*-elf) [tm_file]: Use it.
12260 (i?86-*-{freebsd,linux*,moss*}): Likewise.
12261 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
12262 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
12263 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
12264 * config/i386/sco5.h (ASM_FILE_END): Likewise.
12265 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
12267 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
12269 * Makefile.in (install-man): Remove explicit dependency on
12272 * configure.in, configure: Revert previous patch requiring perl
12275 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
12277 * toplev.c (flag_guess_branch_prob): New.
12278 (f_options): Add guess-branch-probability option.
12279 (rest_of_decl_compilation): Only estimate branch probability if
12281 (main): set flag_guess_branch_prob.
12283 * flags.h (flag_guess_branch_prob): New.
12285 2001-01-15 DJ Delorie <dj@redhat.com>
12287 * gcc.texi (Makefile): Add documentation for Makefile targets.
12289 2001-01-15 Philip Blundell <philb@gnu.org>
12291 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
12293 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
12294 (is_pic): Delete declaration.
12295 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
12296 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
12297 * config/arm/arm.md (builtin_setjmp_receiver): New.
12299 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12301 * arm.c (use_return_insn): Don't try to determine the function type
12302 until after reload has completed.
12303 (arm_output_epilogue): Don't adjust the sp value recovered from the
12305 (emit_multi_reg_push): Don't record dwarf information for the pc.
12306 * arm.md (eh_epilogue): The function type may have changed, so it
12307 needs to be recalculated.
12308 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
12309 unwind tables on arm/netbsd.
12311 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12313 * arm.md (cbranchsi4): Correct calculation of branch ranges.
12314 (negated_cbranchsi4): Likewise.
12316 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12318 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
12319 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12320 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
12321 pass -mapcs-* options to assembler.
12322 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
12323 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12324 (ASM_SPEC): Call subtarget_extra_asm_spec.
12326 2001-01-15 Andreas Jaeger <aj@suse.de>
12328 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
12330 (ix86_expand_builtin): Likewise.
12332 * gencodes.c (output_predicate_decls): Make i size_t to avoid
12333 warning about comparison between signed and unsigned.
12335 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12337 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
12339 2001-01-14 Ralf Baechle <ralf@gnu.org>
12341 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
12342 SUBTARGET_CPP_SPEC apropriatly.
12344 2001-01-12 Mark Mitchell <mark@codesourcery.com>
12346 * varasm.c (make_decl_rtl): Fix typo in last change.
12348 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
12350 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
12351 linker supports the init_priority C++ attribute.
12352 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
12353 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
12354 linker does not support init_priority C++ attribute.
12356 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
12358 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
12360 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12362 * c-parse.in (finish_parse): Add comment about cpp_destroy.
12363 * cp/lex.c (finish_parse): Similarly.
12364 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
12365 Return the number of errors encountered.
12366 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
12367 * cppmain.c (main): Don't call cpp_destroy.
12369 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
12371 * configure.in: Require at least perl 5.6.0 to regenerate
12373 * configure: Regenerate.
12375 2001-01-14 Richard Henderson <rth@redhat.com>
12377 * genrecog.c (DT_veclen_ge): New.
12378 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
12379 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
12380 (nodes_identical_1): Handle DT_veclen_ge.
12381 (write_cond, debug_decision_2): Likewise.
12383 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12385 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
12387 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
12389 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12391 * cppmain.c (do_preprocessing): New function; most of the old
12393 (main): Call it to do most of the work.
12394 (cb): Move from global scope to set_callbacks ().
12395 (setup_callbacks): Get the callback pointer.
12396 (general_init, printer_init): Clean up code and comments.
12398 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12400 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
12403 2001-01-14 Kazu Hirata <kazu@hxi.com>
12405 * config/h8300/h8300.c (get_shift_alg): Update comments.
12407 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12409 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
12410 (alloc_page, ggc_alloc): Add casts to remove warnings.
12412 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12414 * combine.c (simplify_comparison): Don't change `code' when
12415 can't reverse comparison.
12417 2001-01-14 Richard Henderson <rth@redhat.com>
12419 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
12420 update all call sites. Return true for all non-label constants.
12422 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
12424 * i386.c (ix86_expand_compare): Add bypass_test and second_test
12426 (ix86_expand_branch): Update.
12427 (ix86_expand_setcc): Update to handle multiple test conditions.
12428 (expand_int_movcc): Likewise.
12429 (expand_fp_movcc): Likewise.
12430 * i386-protos.h (ix86_expand_compare): New.
12431 * i386.md (andqi_?_slp, orqi_?_slp): New.
12432 (conditional trap expander): Update call to ix86_expand_compare.
12434 2001-01-14 Richard Henderson <rth@redhat.com>
12436 * config/vax/vax.md: Use nonimmediate_operand instead of
12437 general_operand in destinations.
12439 * config/vax/vax.md (indirect_jump): Use register_operand.
12441 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
12442 * config/vax/vax.md (call_pop): Turn into an expander.
12443 (call_value_pop): Likewise.
12444 (call, call_value): New.
12446 2001-01-14 Andreas Jaeger <aj@suse.de>
12448 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
12450 (ix86_fp_compare_mode): Add unused attribute.
12451 (ix86_expand_fp_movcc): Remove unused variable.
12452 (ix86_expand_builtin): Make fcode unsigned.
12454 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
12455 (expand_expr): Add cast to avoid signed warning.
12456 (store_field): Likewise.
12457 (store_constructor_field): Likewise.
12458 (store_constructor): Likewise.
12459 (store_expr): Likewise.
12460 (clear_storage): Likewise.
12461 (emit_group_store): Likewise.
12462 (emit_group_load): Likewise.
12464 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12466 * c-common.c: Move format checking code to ...
12467 * c-format.c: ... here. New file. Reorder some functions and
12469 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
12471 * c-common.h (decl_handle_format_attribute,
12472 decl_handle_format_arg_attribute): Declare.
12473 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
12474 (c-common.o): Adjust dependencies.
12475 (c-format.o): New list of dependencies.
12477 2001-01-13 Jakub Jelinek <jakub@redhat.com>
12479 * unroll.c (loop_iterations): If we cannot prove iteration variable
12480 is set once in each iteration, punt.
12482 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
12484 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
12485 (*strlenhi): Remove clobber (which was buggy) of output address.
12487 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12489 * Makefile.in (generated-manpages): Add gcc.1
12490 ($(srcdir)/gcc.1): New target.
12491 (maintainer-clean): Delete $(srcdir)/gcc.1.
12492 * gcc.texi: Add macros @gccoptlist and @gol.
12493 * invoke.texi: Include option summary in manpage. Mark up option
12494 summary with @gccoptlist and @gol. Use @r in one place where
12496 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
12497 * gcc.1: Generate from invoke.texi.
12499 2001-01-13 Richard Henderson <rth@redhat.com>
12501 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
12502 (struct page_entry): Add group member.
12503 (struct page_group): New.
12504 (struct globals): Add page_groups member.
12505 (alloc_anon): Only define for using mmap; remove valloc call.
12506 (page_group_index): New.
12507 (set_page_group_in_use): New.
12508 (clear_page_group_in_use): New.
12509 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
12510 (free_page, release_pages): Likewise.
12511 * configure.in (with-gc): Default to ggc-page always.
12513 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12515 * reload1.c (replace_pseudos_in_call_usage): Use
12516 reg_equiv_constant and reg_equiv_address, and don't try
12517 regno_reg_rtx first.
12519 2001-01-13 Richard Henderson <rth@redhat.com>
12521 * ggc-page.c (alloc_page): Round up allocation size to one page.
12522 Set e->order on extra pages.
12524 2001-01-13 Richard Henderson <rth@redhat.com>
12526 * genrecog.c (nodes_identical): Expand commentary.
12527 (write_switch): Watch out for identical nodes.
12529 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12531 * cppfiles.c (_cpp_fake_include): New function.
12532 * cpphash.h (_cpp_fake_include): New.
12533 * cpplib.c (do_line): Call _cpp_fake_include when entering
12534 header files in preprocessed input.
12535 * cppmain.c (cb_pragma_implementation): Remove handling.
12536 (setup_callbacks): Don't register pragmas.
12538 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12540 * extend.texi: Udate for CPP.
12542 2001-01-13 Andreas Jaeger <aj@suse.de>
12544 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
12546 * regmove.c: Add prototype for replace_in_call_usage.
12548 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12550 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
12551 struct cpp_chunk, struct htab, struct toklist,
12552 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
12553 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
12554 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
12555 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
12556 (struct macro_args): Delete.
12557 * cpphash.h: See above.
12559 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12561 * cppmain.c (struct printer): Remove no_line_dirs.
12562 (options, cb): New.
12563 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
12564 : Use options rather than CPP_OPTION.
12565 (setup_callbacks): Use cb rather than pfile->cb.
12566 (main): No need to check for a buffer. Use cpp_errors.
12567 (printer_init): Don't set no_line_dirs.
12568 (maybe_print_line): Use options not no_line_dirs.
12569 (cb_file_change): Don't call print_line if -P.
12571 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12573 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
12575 * c-parse.in (finish_parse): Use cpp_errors.
12576 (__yylex): Use return value of cpp_pop_buffer.
12577 * cp/lex.c (finish_parse): Use cpp_errors.
12578 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
12580 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
12582 * README.AVR: URLs corrected.
12584 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12586 * c-decl.c (start_function): Don't warn if old prototype is builtin
12587 that's not in C's namespace.
12588 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
12589 (_bb): Add prototype for ctime.
12590 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
12592 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
12594 * i386.c (ix86_fp_comparison_arithmetics_cost,
12595 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
12596 ix86_fp_comparison_cost): New functions.
12597 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
12598 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
12599 two-branch sequences; make static.
12600 (ix86_use_fcomi_compare): Do decision according to the costs.
12601 (split_fp_branch): New.
12602 * i386.md (compare-and-branch patterns): Use split_fp_branch.
12603 * i386-protos.h (ix86_expand_fp_compare): Remove
12604 (ix86_split_fp_branch): Declare.
12606 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
12607 and ix86_comparison_operator.
12609 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
12610 to make it cheaper.
12612 * i386.c (put_condition_code): Output properly the unordered/ordered
12613 compares in fp case.
12614 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
12616 * tm.texi (REVERSE_CONDITION): Document.
12617 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
12618 in -ffast-math mode.
12619 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
12621 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12623 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
12625 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
12628 * config/sh/sh.c (mova_p): Fix test for mova_const.
12630 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12632 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
12633 cpp_get_options rather than dereferencing pfile and using
12635 * scan-decls.c (scan_decls): Use return value of
12636 cpp_pop_buffer rather than CPP_BUFFER.
12638 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12640 * cppinit.c (cpp_handle_option): help_only is now part of the
12641 cpp_options structure.
12642 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
12643 cpp_set_callbacks): New functions.
12644 * cpplib.h (cpp_callbacks): Break out as a named structure.
12645 (cpp_options): Move help_only here from cpp_reader.
12646 (CPP_FATAL_ERRORS): Update to use cpp_errors.
12647 (cpp_errors, cpp_get_options, cpp_get_callbacks,
12648 cpp_set_callbacks): New prototypes.
12649 * cppmain.c (main): Update for help_only.
12651 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12653 * Makefile.in (info, maintainer-clean, install-info, uninstall):
12654 Also build and remove and install and uninstall c-tree.info and
12656 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
12657 ($(srcdir)/cppinternals.info): New target.
12658 * c-tree.texi: Change file name used when makeinfo used without -o
12659 from ir.info to c-tree.info. Add info directory entry.
12660 * cppinternals.texi: Add info directory entry.
12661 * .cvsignore: Update.
12663 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12665 * c-typeck.c (store_init_value): Don't require constant initializer
12666 elements with -pedantic -std=c99.
12667 (digest_init): Change error about non-constant initializer elements
12669 (constructor_range_end): Remove.
12670 (constructor_incremental, designator_depth,
12671 designator_errorneous): New variables.
12672 (struct constructor_stack): Remove range_end, add incremental.
12673 (struct constructor_range_stack, constructor_range_stack): New.
12674 (struct initializer_stack): Add constructor_range_stack.
12675 (finish_init): Set it.
12676 (start_init): Likewise. require_constant_elements for non-static
12677 trees only if not flag_isoc99.
12678 (really_start_incremental_init): Remove constructor_range_end, add
12679 constructor_incremental.
12680 (pop_init_level): Likewise.
12681 (push_init_level): Likewise. If implicit and the subobject had some
12682 value set already, preinitialize the level with it.
12683 Warn about missing braces only if not pushing due to designators.
12684 (set_designator, push_range_stack): New functions.
12685 (set_init_label): Use them.
12686 (set_init_index): Likewise. Remove constructor_range_end.
12687 Error if designator index is outside of array bounds.
12688 (add_pending_init): Compare values of purpose index trees, not the
12689 trees themselves. Allow overwriting of already initialized element.
12690 Issue a warning if it had side-effects.
12691 (set_nonincremental_init, set_nonincremental_init_from_string): New
12693 (pending_init_member): Rename to...
12694 (find_init_member): ...this function. Call set_nonincremental_init
12695 if necessary. Compare values of purpose index trees, not the trees
12696 themselves. Return the actual value, not just non-zero if something
12698 (output_init_element): Remove checks for duplicates.
12699 If field has zero size, only check the initializer for correctness.
12700 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
12701 if constructor_incremental is zero. Change error about initializers
12702 not computable at load time into pedwarn.
12703 (output_pending_init_elements): Compare bit positions, not
12704 FIELD_DECLs to take into account zero-sized fields.
12705 (process_init_element): Use constructor_range_stack to fill all
12706 ranges in the designator lists from current level up.
12707 * extend.texi: Update documentation for labeled elements.
12709 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12711 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12712 to function usage for arguments passed by reference. Optimize
12713 callee-copied arguments.
12714 * regmove.c (replace_in_call_usage): New function.
12715 (fixup_match_1): Call it.
12716 * cse.c (cse_insn): Canonicalize registers in function usage.
12717 * reload1.c (replace_pseudos_in_call_usage): New function.
12720 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12723 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12725 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12728 2001-01-12 DJ Delorie <dj@redhat.com>
12730 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12731 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12734 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12736 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12737 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12738 -std options alongside references to -ansi. Update some
12739 documentation for C99.
12740 * cpp.1: Regenerate.
12742 2001-01-12 Andreas Jaeger <aj@suse.de>
12744 * haifa-sched.c (restore_line_notes): Remove argument block B
12746 * sched-ebb.c (schedule_ebb): Change caller.
12747 * sched-rgn.c (schedule_region): Likewise.
12748 * sched-int.h (restore_line_notes): Adjust prototype.
12750 * loop.h: Remove wrong declaration of doloop_condition_get.
12752 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12754 * extend.texi: Move C++-extension-related node from the C section
12755 into the C++ section.
12757 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12759 * extend.texi: Refer to an array of pointers to functions instead
12760 of one of functions.
12762 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12763 Jan Hubicka <jh@suse.cz>
12765 * combine.c (reversed_comparison): Fix typo in last patch.
12767 (combine_reversed_comparison_code): Make static to follow
12768 prototype declaration.
12770 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12772 * install.texi: Remove misplaced duplicate entry.
12774 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12776 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12778 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12780 * final.c: (leaf_function_p): Fix typo.
12782 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12784 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12785 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12787 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12788 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12789 mmap_anon, and valloc is available.
12790 * ggc-page.c: Restructure ifdef logic to match new autoconf
12791 spec. Don't throw away the test page in init_ggc.
12793 * configure, config.in: Regenerate.
12795 2001-01-12 Michael Hayes <mhayes@redhat.com>
12797 * loop.h (total_biv_increment): Constify iv_class pointer.
12798 (struct induction): Replace `mem_mode' with `mem' rtx.
12799 * unroll.c (total_biv_increment): Constify iv_class pointer.
12800 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12801 (find_mem_givs, combine_givs_p): Likewise.
12802 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12804 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12806 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12808 (__gthread_getspecific): Ditto.
12810 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12812 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12813 put_condition_code): Convert fp comparison codes to integer
12815 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12818 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12819 * i386-protos.h (no_comparison_operator): Kill.
12821 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12823 * combine.c (REVERSIBLE_CC_MODE): Remove.
12824 (reversible_comparison_p): Remove.
12825 (combine_reversed_comparison_code): New.
12826 (reversed_comparison): New.
12827 (combine_simplify_rtx): Use
12828 combine_reversed_comparison_code/reversed_comparison instead
12829 of reversible_comparison_p.
12830 (simplify_if_then_else): Likewise.
12831 (simplify_set): Likewise.
12832 (simplify_logical): Likewise.
12833 (if_then_else_cond): Likewise.
12834 (known_cond): Likewise.
12835 (simplify_comparison): Likewise.
12837 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12839 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12840 sizeof (int) is larger than sizeof(__word__).
12842 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12844 * cppinit.c (do_includes): Fix typo.
12846 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12848 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12849 in S_REGS does not occur because not all sources are possible
12850 when a S_REGS is a destination (sometimes needs a clobber).
12851 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12852 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12853 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12854 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12855 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12856 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12857 (lshrdi_const1, lshrsi3_const16): Likewise.
12858 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12859 (*movhi_68hc12, *movqi_68hc12): Likewise.
12860 (movstrictqi): Make sure reloading in D_REGS as a destination
12863 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12865 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12867 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12869 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12870 -D, -U and -A, and don't initialize the builtins.
12871 (do_includes): Error if -include or -imacros with -fpreprocessed.
12872 * cppmain.c (cb_define, cb_undef): Unconditionally process
12874 * tradcpp.c (main): Fix typo.
12876 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12878 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12879 (read_name_map): Use IS_ABSOLUTE_PATH.
12880 * tradcpp.c (get_filename): Likewise.
12882 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12884 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12885 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12886 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12887 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12888 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12889 (cmphi_z_used): Don't use '@' for the output.
12890 (tstqi_z_used): Likewise.
12891 (cmpqi_z_used): Likewise.
12892 (one_cmplsi2): Likewise.
12894 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12896 * config/sh/sh.c (barrier_align): Recognize branch around far
12897 branch and redundant insn.
12899 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12901 * invoke.texi: Restore documentation of the drivers' switches -MD
12904 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12906 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12908 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12909 check-objc//%): Support parallel testing of multilibs.
12910 (TESTSUITEDIR): Set to testsuite by default, but override for
12912 (check-gcc, check-g++, check-g77, check-objc): Enter
12915 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12917 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12918 * sched-deps.c (deps_may_trap_p): Likewise.
12919 * basic-block.h: Remove a comment.
12920 * flow.c (PROP_POSTRELOAD): Remove.
12921 (update_life_info): Don't add it to prop_flags.
12922 (mark_set_1): Lose the code that was enabled by it.
12924 2001-01-11 Michael Hayes <mhayes@redhat.com>
12926 * flow.c (flow_call_edges_add): New.
12927 * basic_block.h (flow_call_edges_add): New.
12929 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12931 * reload1.c (move2add_note_store): Update reg_set_luid even if
12932 base reg remains the same.
12934 2001-01-10 Nick Clifton <nickc@redhat.com>
12936 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12937 machine_function structure to zero.
12938 Add prototypes for machine_status functions.
12940 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12942 * c-common.h (CTI_VOID_LIST): Remove.
12943 (void_list_node): Likewise.
12944 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12945 (void_list_node): New macro.
12946 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12947 * config/i386/i386.c (ix86_init_builtins): Likewise.
12948 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12950 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12952 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12953 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12955 * tradcpp.c: Include mkdeps.h.
12956 (deps, print_deps_phony_targets, deps_append, output_deps,
12957 init_dependency_output, output_deps): New.
12958 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12959 deps_output): Delete.
12960 (print_deps_missing_files): Rename deps_missing_files.
12961 (inhibit_output): Make global.
12962 (main): Delete inhibit_output, deps_stream, deps_target.
12963 Use mkdeps functionality in the same way as cpplib. Remove
12964 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12965 -M and -MM. Remove old handling of deps via deps_out, and
12966 old reading of environment variables.
12967 (get_filename): Update to use deps_add_dep.
12969 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12971 * output.h (make_function_rtl): Remove prototype.
12972 (make_decl_rtl): Likewise.
12973 * varasm.c (make_function_rtl): Remove.
12974 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12975 than from a third parameter.
12976 * tree.h (make_decl_rtl): Remove last parameter.
12977 * c-decl.c (builtin_function): Remove last argument in call to
12978 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12979 (start_function): Likewise.
12980 * except.c (call_get_eh_context): Likewise.
12981 * expr.c (emit_block_move): Likewise.
12982 (clear_storage): Likewise.
12983 * profile.c (output_func_start_profiler): Likewise.
12984 * toplev.c (rest_of_decl_compilation): Likewise.
12985 * objc/objc-act.c (create_builtin_decl): Likewise.
12986 (synth_module_prologue): Likewise.
12987 (generate_static_reference): Likewise.
12988 (build_selector_reference_decl): Likewise.
12989 (build_class_reference_decl): Likewise.
12990 (build_objc_string_decl): Likewise.
12991 (build_protocol_reference): Likewise.
12993 2001-01-10 Richard Henderson <rth@redhat.com>
12995 * hwint.h: Revert yesterday's change.
12997 2001-01-10 Nick Clifton <nickc@redhat.com>
12999 * function.h (save_machine_status): Delete.
13000 (restore_machine_status): Delete.
13001 Amend comment describing {init|mark|free}_machine_status.
13003 * function.c (save_machine_status): Delete.
13004 (restore_machine_status): Delete.
13005 Amend comment describing {init|mark|free}_machine_status.
13006 (push_function_context_to): Remove invocation of
13007 save_machine_status.
13008 (pop_function_context_from): Remove invocation of
13009 restore_machine_status.
13011 * emit-rtl.c (init_emit_once): Amend comment describing
13012 {init|mark|free}_machine_status.
13014 * tm.texi (Per-Function Data): New node. Describe the
13015 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
13018 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
13020 * cppinit.c (OPT_g): Remove.
13021 (cpp_handle_option): Update for removed -g3.
13022 (print_help): Update.
13023 * cpplib.h (struct cpp_options): Remove debug_output.
13024 * cppmain.c (setup_callbacks, cb_define): Update.
13025 * gcc.c (cpp_options): Translate -g3 to -dD.
13027 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
13029 * config/i960/i960.md: Change modifier to + on the zero_extract
13030 pattern after the (rotate -2 reg) canonicalization pattern.
13032 2001-01-10 Richard Henderson <rth@redhat.com>
13034 * config/alpha/alpha.c (alpha_free_machine_status): New.
13035 (override_options): Install it.
13036 (alpha_mark_machine_status): Verify machine non-null.
13037 * config/i386/i386.c (ix86_free_machine_status): New.
13038 (override_options): Install it.
13039 (ix86_init_machine_status): Use xcalloc.
13040 (ix86_mark_machine_status): Verify machine non-null.
13041 * config/ia64/ia64.c (ia64_free_machine_status): New.
13042 (ia64_override_options): Install it.
13043 (ia64_mark_machine_status): Verify machine non-null.
13045 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
13047 * function.c (instantiate_virtual_regs): Instantiate virtual
13048 registers found in CALL_INSN_FUNCTION_USAGE.
13050 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13052 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
13053 equivalent to -ansi in disabling -Di386.
13055 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
13057 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
13059 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
13061 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
13063 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
13065 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13067 * invoke.texi: Document that -fcond-mismatch isn't supported for
13070 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13072 * gcc.texi: Define macro gcctabopt.
13073 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
13074 @command, @env and @option in some places where appropriate. Use
13075 @gcctabopt where appropriate. Put URLs and email addresses inside
13078 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
13080 * gcc.c (cpp_options): Set MD file name from output
13081 filename, if specified.
13082 (suffix_subst): New static variable.
13083 (do_spec): Clear it.
13084 (do_spec_1, case '.'): Handle new `%.suffix' spec.
13086 (give_switch): Handle suffix_subst.
13088 2001-01-10 Phil Edwards <pme@sources.redhat.com>
13090 * invoke.texi: Fix another typo.
13092 2001-01-10 Phil Edwards <pme@sources.redhat.com>
13094 * invoke.texi: Fix typo.
13096 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
13098 * c-lang.c (lang_hooks): Update.
13099 (lang_decode_option): Remove.
13100 (lang_init_options): Rename c_init_options.
13101 * toplev.c (main): Use lang_hooks for lang_init_options
13102 and lang_decode_option.
13103 * toplev.h (lang_hooks): Add 2 new hooks.
13104 * tree.h: Remove lang_init_options and lang_decode_option.
13105 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
13106 * cp/decl2.c: Similarly.
13107 * cp/lex.c (lang_init_options): Rename cxx_init_options.
13108 (lang_hooks): Update.
13109 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
13111 (lang_init_options): Rename ffe_init_options.
13112 (lang_hooks): Update.
13113 (lang_decode_option): Remove.
13114 * java/lang.c (lang_init_options): Rename java_init_options.
13115 (lang_decode_option): Rename java_decode_option.
13116 (lang_hooks): Update.
13117 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
13118 (lang_decode_option): Rename objc_decode_option.
13119 (lang_hooks): Update.
13121 2001-01-09 Nick Clifton <nickc@redhat.com>
13123 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
13124 (d30v_return_addr_rtx): Delete.
13125 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
13126 cfun->machine structure.
13127 (struct machine_function): Move to d30v.h
13128 (d30v_save_machine_status): Delete.
13129 (d30v_restore_machine_status): Delete.
13130 (d30v_init_machine_status): New Function.
13131 (d30v_mark_machine_status): New Function.
13132 (d30v_free_machine_status): New Function.
13133 (d30v_init_expanders): Use new functions.
13134 (d30v_return_addr): Use ra_rtx field in cfun->machine.
13135 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
13136 d30v_return_addr_rtx.
13138 * config/d30v/d30v.h (struct_machine): Move here.
13139 Add eh_epilogue_sp_ofs field.
13141 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
13142 field in cfun->machine structure.
13144 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
13146 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
13147 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
13148 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
13150 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
13152 * objc/lang-options.h: Remove bogus reference to
13155 2001-01-09 Kazu Hirata <kazu@hxi.com>
13157 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
13160 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
13162 * reload.c (find_reloads_address): Check for eliminable registers
13163 when substituting a constant expression for a pseudo.
13165 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
13167 * c-common.c (enum format_type): Add format_type_error.
13168 (decode_format_type): New function.
13169 (decl_attributes): Use it.
13170 (format_kind_info): Adjust comment.
13172 2001-01-09 David O'Brien <obrien@BSDi.com>
13174 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
13175 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
13177 * config/i386/gnu.h: Don't include required platform specific .h files,
13178 tm.h will do it instead.
13179 * config/i386/i386elf.h: Likewise.
13180 * config/i386/linux.h: Likewise.
13181 * config/i386/moss.h: Likewise.
13182 * config/mips/gnu.h: Likewise.
13184 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13186 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
13187 (rs6000-ibm-aix3.[01]*): Likewise.
13188 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
13189 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
13190 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
13191 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
13192 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
13193 (powerpc-*-eabiaix*): Likewise.
13194 (powerpc-*-eabisim*): Likewise.
13195 (powerpc-*-elf*): Likewise.
13196 (powerpc-*-eabi*): Likewise.
13197 (powerpc-*-rtems*): Likewise.
13198 (powerpc-*-linux*libc1): Likewise.
13199 (powerpc-*-linux*): Likewise.
13200 (powerpc-wrs-vxworks*): Likewise.
13201 (powerpcle-wrs-vxworks*): Likewise.
13202 (powerpcle-*-sysv*): Likewise.
13203 (powerpcle-*-elf*): Likewise.
13204 (powerpcle-*-eabisim*): Likewise.
13205 (powerpcle-*-eabi*): Likewise.
13206 (powerpcle-*-solaris2*): Likewise.
13207 * config/rs6000/aix31.h: Delete includes.
13208 * config/rs6000/aix3newas.h: Likewise.
13209 * config/rs6000/aix41.h: Likewise.
13210 * config/rs6000/aix43.h: Likewise.
13211 * config/rs6000/beos.h: Likewise.
13212 * config/rs6000/rtems.h: Likewise.
13213 * config/rs6000/sysv4.h: Likewise.
13215 2001-01-09 Kazu Hirata <kazu@hxi.com>
13217 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
13218 Change an argument mode of machine_mode to shift_mode of
13219 shift_mode. Remove an extra error check.
13220 (emit_a_shift): Adopt to the new calling prototype of
13222 (function_prologue): Fix code for a monitor
13223 function. Support H8/S.
13224 (function_epilogue): Do not output pop for a monitor function.
13226 2001-01-09 Nick Clifton <nickc@redhat.com>
13228 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
13229 (setup_incoming_varargs): Use sysv_varargs_p field of the
13230 cfun->machine structure.
13231 (struct machine_function): Move to rs6000.h
13232 (rs6000_save_machine_status): Delete.
13233 (rs6000_restore_machine_status): Delete.
13234 (rs6000_init_machine_status): New Function.
13235 (rs6000_free_machine_status): New Function.
13236 (rs6000_init_expanders): Use new functions.
13238 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
13240 (struct machine_function): Move here.
13242 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
13243 sysv_varargs_p field of the cfun->machine structure.
13245 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
13247 (rs6000_restore_machine_status): Remove prototype.
13249 2001-01-09 Richard Henderson <rth@redhat.com>
13251 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
13252 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
13253 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
13254 (sched_analyze_2, sched_analyze_insn): Likewise.
13255 (sched_analyze, init_deps): Likewise.
13256 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
13257 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
13258 (compute_block_backward_dependences): Update propagate_deps call.
13260 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
13262 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
13264 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13266 * cppinit.c (OPT_MD, OPT_MMD): Restore.
13267 (cpp_handle_option): Handle them.
13268 (cpp_post_options): Ensure one of -M or -MM is specified with
13269 any other -M? option.
13270 (init_dependency_output): Suppress output with -MG.
13272 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13274 * cpp.texi: Update.
13275 * invoke.texi: Update.
13277 2001-01-09 Bernd Schmidt <bernds@redhat.com>
13279 * sh.md (reload_outsf): Generate recognizable patterns for
13282 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13284 * c-lang.c (lang_hooks): Update.
13285 (lang_init): Rename c_init.
13286 (lang_finish): Remove.
13287 * toplev.c (compile_file): Use lang_hooks for lang_init ()
13288 and lang_finish ().
13289 * toplev.h (lang_hooks): Add init () and finish ().
13290 * tree.h (lang_init, lang_finish): Remove.
13291 * cp/tree.h (lang_init, lang_finish): Remove.
13292 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
13293 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
13295 (lang_init, lang_finish): Remove.
13296 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
13297 (lang_hooks): Update.
13298 * java/lang.c (lang_init): Rename java_init.
13299 (lang_finish): Remove.
13300 (lang_hooks): Update.
13301 * objc/objc-act.c (lang_init): Rename objc_init.
13302 (lang_finish): Remove.
13303 (lang_hoooks): Update.
13305 20001-01-09 Graham Stott <grahams@redhat.com>
13307 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
13308 after `ptr` is initialised.
13310 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13312 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
13313 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
13314 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
13315 stack adjusts, instead of r3.
13317 2001-01-09 Michael Hayes <mhayes@redhat.com>
13319 * flow.c (flow_loop_scan): Break out of ...
13320 (flow_loops_find) ... here.
13321 * basic-block.h (flow_loop_scan): New.
13322 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
13323 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
13325 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13327 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
13329 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
13330 realloc()ing macro_buffer.
13332 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
13333 if it's wider than long and the target's long is wider than the
13336 2001-01-09 Mark Mitchell <mark@codesourcery.com>
13338 Remove support for using UWIN as a host machine.
13339 * configure.in: Issue an error message.
13340 * configure: Regenerated.
13341 * config.gcc: Remove xm_* UWIN configury.
13342 * config/i386/xm-uwin.h: Remove.
13344 2001-01-08 Nick Clifton <nickc@redhat.com>
13346 * config/v850/v850.c (ra_rtx): Delete.
13347 (v850_save_machine_status): Delete.
13348 (v850_restore_machine_status): Delete.
13349 (v850_init_machine_status): New function.
13350 (v850_mark_machine_status): New function.
13351 (v850_free_machine_status): New function.
13352 (v850_return_addr): Use ra_rtx field in machine structure.
13353 (v850_init_expanders): Use new functions.
13355 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
13356 * config/v850/v850.c: Change arguments to v850_output+* functions
13357 to take a const char *, to avoid compile time warning.
13358 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
13359 (USER_LABEL_PREFIX): Redefine.
13361 2000-01-08 Jim Wilson <wilson@redhat.com>
13363 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
13364 1 to unsigned HOST_WIDE_INT before left shift.
13366 2001-01-08 Nick Clifton <nickc@redhat.com>
13368 * config/arm/arm.c (arm_mark_machine_status): Check to see if
13369 the machine structure has been allocated.
13370 (arm_free_machine_status): New function: Free the machine
13371 specific function structure.
13373 2001-01-08 Richard Henderson <rth@redhat.com>
13375 * jump.c (simplejump_p): Revert last change.
13377 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
13379 * cppinit.c (init): Rename init_library.
13380 (cpp_create_reader): Update.
13381 * gcc.c (cpp_options): If -o given, use it as the target of
13384 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13386 * arm.c (arm_arch5e): New variable.
13387 (all_cores): XScale is a 5TE device.
13388 (arm_override_options): Set arm_arch5e.
13389 (arm_init_builtins): __builtin_prefetch is in arch5e.
13390 * arm.h (arm_arch5e): Declare it.
13392 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
13394 * arm.md (define_constants): Add defines for UNSPEC and
13395 UNSPEC_VOLATILE insns. Update all users.
13396 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
13397 * arm.c (multi_register_push, note_invalid_constants)
13398 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
13399 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
13400 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
13402 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
13404 * jump.c (jump_optimize_1): Use reversed_comparison_code
13405 instead of can_reverse_comparison_p.
13406 (jump_back_p): Likewise.
13407 (invert_exp_1): Likewise.
13408 (thread_jumps): Likewise.
13409 * simplify-rtx.c (simplify_unary_operation): Likewise.
13410 (simplify_ternary_operation): Likewise.
13411 * cse.c (find_comparison_args): Convert to use
13412 can_reverse_comparison_p.
13413 (record_jump_equiv): Likewise.
13415 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13417 * arm.h (HARD_REGNO_RENAME_OK): Delete.
13418 (EPILOGUE_USES): Define.
13419 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
13420 automatically stack the LR if it isn't live.
13422 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
13424 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
13427 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
13429 * ggc-page.c (max_alignment): New structure.
13430 (MAX_ALIGNMENT): New macro.
13431 (init_ggc): Use it to round up the sizes in the
13432 extra_order_size_table.
13434 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13436 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
13439 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13441 * builtins.def (BUILT_IN_FPRINTF): New entry.
13443 * c-common.c (c_expand_builtin_fprintf): New function.
13444 (init_function_format_info): Handle __builtin_fprintf.
13445 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
13446 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
13448 * c-decl.c (duplicate_decls): Adjust comment.
13450 * extend.texi (fprintf): Document new builtin.
13452 2001-01-07 Richard Henderson <rth@redhat.com>
13454 * jump.c (simplejump_p): Recognize any single_set jump
13455 of the proper form.
13457 2001-01-07 Richard Henderson <rth@redhat.com>
13459 * configure.in (slibdir): Accept an --with-slibdir option.
13460 Use "test" not "[" in configure. Default to $(libdir).
13462 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
13464 * config/t-aix43 (SHLIB_INSTALL): Likewise.
13465 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
13466 (SHLIB_LINK): Create links for the soname.
13467 * config/mips/t-iris6: Likewise.
13468 * config/sparc/t-slibgcc: Likewise.
13469 * config/sparc/t-slibgcc-sld: Likewise.
13471 2001-01-07 Jakub Jelinek <jakub@redhat.com>
13473 * config/i386/i386.c (constant_call_address_operand): Accept
13474 (const (plus (symbol_ref) (const_int))).
13475 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
13476 constant_call_address_operand.
13478 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13480 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
13481 and LONG_LONG_TYPE_SIZE > 32.
13483 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13485 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
13486 the previous change.
13488 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
13490 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
13492 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
13493 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
13494 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
13497 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13499 * fix-header.c (read_scan_file): s/pfile/scan_in/.
13501 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13503 * c-lang.c (c_post_options): Call cpp_post_options.
13504 * objc/objc-act.c (objc_post_options): Similarly.
13505 * cppmain.c (main): Similarly.
13506 * fix-header.c (read_scan_file): Similarly.
13507 * cppinit.c (cpp_start_read): Move option consistency checks
13508 to cpp_post_options. Don't call init_dependency_output.
13509 If needed, add default target and main file dependency.
13510 (OPT_MD, OPT_MMD): Remove.
13512 (cpp_handle_option): Update for OPT_* changes.
13513 (cpp_post_options): New.
13514 (init_dependency_output): Command line -MF overrides environment
13515 variables. Don't set default target etc. Suppress output
13516 if dependencies are going to stdout.
13517 (print_help): Update.
13518 * cpplib.h (cpp_post_options): New.
13519 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
13521 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
13523 * jump.c (comparison_dominates_p): Support unordered compares.
13525 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
13527 * simplify-rtx.c (simplify_relational_operation): Always simplify
13528 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
13531 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
13533 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
13534 (nonzero_bits): Likewise.
13535 (simplify_comparison): Likewise.
13536 (num_sign_bit_copies): Likewise; return more sane value depending
13537 on STORE_FLAG_VALUE.
13538 (known_cond): Do not assume EQ to be always true for equivalent
13541 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
13543 * cse.c (fold_rtx): Handle unordered comparisons.
13545 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
13547 * rtlanal.c (set_of_1): New static function.
13548 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
13549 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
13550 reg_set_last_last_regno): Remove.
13551 (set_of): New global function.
13552 (set_of_data): New structure.
13553 (reg_set_p, reg_set_last): Revamp for set_of.
13554 * rtl.h (set_of): New.
13556 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13558 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
13559 * extend.texi: Document _Exit builtin.
13561 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13563 * (initialize, initialize_builtins,
13564 initialize_dependency_output, initialize_standard_includes):
13565 Rename s/initialize/init. Update.
13566 (init_dependency_output): Move to after
13567 cpp_handle_options, the correct location temporally at least.
13568 (opt_comp): Move next to init (), its caller. Fix prototype.
13569 (init): Make "initialized" local scope.
13570 (cpp_create_reader): Always call init ().
13571 (cpp_start_read): Update.
13572 (output_deps): New function, broken out of cpp_finish.
13573 (cpp_finish): Break out output_deps.
13575 2001-01-07 Richard Henderson <rth@redhat.com>
13577 * collect2.c (COFF specific stuff): Revert 12-06 patch
13578 to prototype system functions.
13580 2001-01-07 Michael Hayes <mhayes@redhat.com>
13582 * hard-reg-set.h: Add multiple include guard.
13583 * basic-block.h (struct loop): Add `sink' field.
13584 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
13585 (emit_iv_add_mult): Delete.
13586 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
13587 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
13588 (unroll_loop): Remove end_insert_before argument.
13589 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
13590 (maybe_eliminate_biv_1): Likewise.
13591 (emit_iv_add_mult): Delete.
13592 (gen_add_mult, loop_regs_update): New.
13593 (loop_insn_emit_after, loop_insn_emit_before): New.
13594 (loop_insn_sink, loop_insn_sink_or_swim): New.
13595 (emit_iv_add_mult): Delete.
13596 (scan_loop): Set loop->sink.
13597 (loop_givs_reduce): Use loop_insn_sink and its ilk.
13598 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
13599 (maybe_eliminate_biv_1): Likewise.
13600 (maybe_eliminate_biv_1): Add basic block argument.
13601 * unroll.c (unroll_loop): Remove end_insert_before argument.
13602 (find_splittable_regs): Likewise.
13603 (find_splittable_regs): Use loop_insn_sink and its ilk.
13604 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
13606 2001-01-07 Michael Hayes <mhayes@redhat.com>
13608 * loop.h (loop_insn_hoist): New prototype.
13609 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
13610 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
13611 (check_dbra_loop, load_mems): Likewise.
13612 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
13613 (find_splittable_givs): Likewise.
13615 2001-01-07 Michael Hayes <mhayes@redhat.com>
13617 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
13619 2001-01-07 Richard Henderson <rth@redhat.com>
13621 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
13623 2001-01-07 Richard Henderson <rth@redhat.com>
13625 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
13626 NO_SHARED_LIBGCC_MULTILIB as required for the target.
13627 * gcc.c (init_spec): Massage the existing libgcc_spec into a
13628 variant that handles a shared libgcc.
13629 (process_command): Always validate -{static,shared}-libgcc.
13630 (do_spec_1): New 'M' case.
13631 * invoke.text (Link Options): Document -{static,shared}-libgcc.
13633 2001-01-07 Richard Henderson <rth@redhat.com>
13635 * Makefile.in (slibdir): New variable.
13636 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
13637 (installdirs): Create slibdir.
13638 (install-libgcc, install-multilib): Defer to libgcc.mk.
13639 * configure.in (slibdir): Substitute.
13640 * mklibgcc.in (install): New target.
13642 * config/t-linux (SHLIB_LINK): Create links for the soname.
13643 (SHLIB_INSTALL): New.
13644 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
13645 * config/mips/t-iris6 (SHLIB_INSTALL): New.
13646 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
13647 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
13648 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
13650 2001-01-07 Richard Henderson <rth@redhat.com>
13652 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
13653 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
13654 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
13656 2001-01-07 Michael Hayes <mhayes@redhat.com>
13658 * loop.c (count_loop_regs_set): Delete.
13659 (load_mems_and_recount_loop_regs_set): Delete.
13660 (loop_regs_scan): Merge common code from count_loop_regs_set,
13661 scan_loop, and load_mems_and_recount_loop_regs_set.
13662 (scan_loop): Call load_mems directly and loop_regs_scan
13663 again if new registers created.
13665 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13667 * toplev.c (main): Call the front-end specific post_options
13668 hook if one is given.
13669 * toplev.h (struct_lang_hooks, lang_hooks): New.
13670 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
13671 for the C front end.
13672 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
13673 lang_hooks for the C++ front end.
13674 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
13675 lang_hooks for the ObjC front end.
13676 * f/com.c (lang_hooks): Hooks for the Fortran front end.
13677 * java/lang.c (lang_hooks): Hooks for the Java front end.
13679 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13681 * c-lex.c (init_c_lex): Request #define / #undef callbacks
13682 for verbose DWARF[2] debugging.
13683 (cb_define, cb_undef): The new callbacks.
13684 * toplev.h (debug_define, debug_undef): Make const correct.
13685 * toplev.c (debug_define, debug_undef): Similarly. Do not
13686 perform the verbosity tests here anymore.
13688 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
13690 * reload.c (subst_reloads): Take INSN argument. When
13691 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
13692 * reload.h (subst_reloads): Adjust prototype.
13693 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
13694 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
13695 present in JUMP_INSNs and copy them to JUMP_LABEL.
13696 * flow.c (find_label_refs, find_basic_blocks_1): Skip
13697 JUMP_INSNs and insns with REG_LABELs that are followed by
13698 JUMP_INSNs with the same REG_LABEL.
13699 * sched-rgn.c (is_cfg_nonregular): Likewise.
13700 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
13702 * unroll.c (unroll_loop): Look for REG_LABEL notes in
13704 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
13706 2001-01-06 Richard Henderson <rth@redhat.com>
13708 * loop.c (scan_loop): Use xcalloc for the regs array.
13709 (load_mems_and_recount_loop_regs_set): Zero the new memory
13710 received from xrealloc.
13712 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13714 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13716 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13718 * integrate.c (copy_rtx_and_substitute): When copying
13719 an ignored return value, strip REG_FUNCTION_VALUE_P.
13721 2001-01-06 Michael Hayes <mhayes@redhat.com>
13723 * loop.c (debug_biv, debug_giv): New.
13724 (loop_biv_dump): Break out from ...
13725 (record_biv): ... here.
13726 (loop_giv_dump): Break out from ...
13727 (record_giv): ... here.
13728 (loop_bivs_check): Use print_simple_rtl.
13729 * unroll.c (loop_iterations): Use print_simple_rtl.
13731 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13733 * pa.md (return, return_internal): Modify patterns to prevent regrename
13734 mucking with the return pointer.
13736 2001-01-05 Richard Henderson <rth@redhat.com>
13738 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13740 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13742 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13743 version supplied by Matteo Frigo.
13745 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13747 * cpp.texi: Update for -MQ.
13748 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13749 (cpp_cleanup): Always free pfile->deps.
13750 (initialize_dependency_output): Don't create pfile->deps.
13751 (cpp_handle_option): Similarly.
13753 * gcc.c (cpp_options): Handle -MQ.
13754 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13755 * mkdeps.c (base_name): Remove.
13756 (deps_init): Don't allocate vector space until it's needed.
13757 (deps_free): Only free vectors if allocated.
13758 (deps_add_target, deps_add_dep): Update for initial allocation.
13759 (deps_add_default_target): Don't strip to the base_name.
13761 2001-01-05 DJ Delorie <dj@redhat.com>
13763 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13764 (INIT_EXPANDERS): Define.
13766 * config/v850/v850.c (struct machine_function): Define.
13767 (v850_save_machine_status): New function.
13768 (v850_restore_machine_status): New function.
13769 (v850_return_addr): New function.
13770 (v850_init_expanders): New function.
13772 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13773 and v850_init_expanders.
13775 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13777 * cpplib.h (struct cpp_reader): Add help_only field.
13778 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13779 (cpp_handle_option): Set pfile->help_only if we see -h,
13780 --help, -target-help, or --version. Print version string but
13781 do not set help_only if we see -v or -version. Make text
13782 printed by -v match that printed by (-)-version.
13784 * cppmain.c (main): Exit after option parsing if
13785 pfile->help_only is true.
13787 * toplev.c (independent_decode_option): Call print_version,
13788 then exit, if we see --version (but not -version).
13789 (print_version): Split lengthy message into two lines.
13791 2001-01-05 Nick Clifton <nickc@redhat.com>
13793 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13794 temporary string for initialisation before calling ggc_alloc_string.
13796 2001-01-06 Michael Hayes <mhayes@redhat.com>
13798 * rtl.h (print_simple_rtl): New.
13799 * print-rtl.c (print_simple_rtl): New.
13800 (flag_simple): New.
13801 (print_rtx): Disable printing of flags and modes, etc.,
13802 if `flag_simple` nonzero.
13804 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13806 * function.c (fixup_var_refs): Use push_to_full_sequence where
13809 2001-01-05 Michael Meissner <meissner@redhat.com>
13811 * flags.h (flag_reorder_blocks): Add declaration.
13812 (flag_rename_block): Ditto.
13814 2001-01-05 DJ Delorie <dj@redhat.com>
13816 * function.c (reorder_blocks): Make sure the flags are all reset
13817 before using them to mark blocks, else a second invocation will
13818 corrupt the block chain.
13819 (reorder_blocks_0): New, resets the flags.
13821 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13823 * cse.c (find_comparison_args): Stop if the argument is known to
13826 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13828 * config/sh/sh.md (movdf): When splitting load into pair of
13829 registers, don't clobber the register used in the address too
13832 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13834 * varasm.c (mark_constant_pool): Improve initial comments.
13835 (mark_constants): Move marking of constants to mark_constant.
13836 (mark_constant): New function to recursively mark all constants
13837 referred to by a constant.
13839 2001-01-05 Catherine Moore <clm@redhat.com>
13841 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13843 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13845 * cp/lang-options.h: Bring comment in line with reality.
13846 * f/lang-options.h: Likewise.
13847 * java/lang-options.h: Likewise.
13848 * objc/lang-options.h: Likewise.
13849 * ch/lang-options.h: Likewise.
13850 * f/g77.texi: And update the manual.
13852 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13853 Denis Chertykov <denisc@overta.ru>
13855 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13856 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13857 * config/avr/avr.md (all peepholes that request a scratch register):
13858 Call it, FAIL the peephole if not safe (in interrupt functions).
13860 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13862 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13864 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13866 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13868 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13869 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13870 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13871 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13872 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13874 * extend.texi: Document these builtins.
13876 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13878 * c-common.c (lang_get_alias_set): Say we know nothing of
13879 VECTOR_TYPE aliasing.
13881 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13883 2001-01-05 Bruce Korb <bkorb@gnu.org>
13885 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13886 their x* equivalent versions for atexit-less systems
13887 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13888 systems (or any other system any more).
13890 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13892 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13893 output operands. Use arm_hard_register_operand for operand 4.
13894 (stmsi_postinc): Similarly.
13895 (ldmsi): Use arm_hard_register_operand for opernand 2.
13896 (stmsi): Similarly.
13897 * arm.c (arm_hard_register_operand): New function.
13898 * arm-protos.h (arm_hard_register_operand): Prototype it.
13900 * arm.h (HARD_REGNO_RENAME_OK): Define.
13902 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13904 * simplify-rtx.c (cfc_args): add "unordered" field.
13905 (check_fold_consts): Set unordered field.
13906 (simplify_relational_operation): Simplify the unordered
13909 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13912 * emit-rtl.c (try_split): Fix code to mark labels.
13913 * jump.c (mark_jump_label): Make global.
13914 * rtl.h (mark_jump_label): Declare.
13916 * predict.c (estimate_probability): Handle unordred comparisons.
13918 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13920 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13921 * cppinit.c (initialize_dependency_output): Update.
13922 (cpp_finish): Output dummy targets for -MP.
13924 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13925 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13926 * gcc.c (cpp_options): Update to handle -MP.
13927 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13928 to quote only the default target.
13929 (deps_phony_targets): Insert a preceding newline. Rename from
13930 deps_dummy_targets for consistency.
13933 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13935 * calls.c (emit_library_call_value_1): Support
13936 INIT_CUMULATIVE_LIBCALL_ARGS.
13937 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13939 2001-01-04 Richard Henderson <rth@redhat.com>
13941 * c-decl.c (finish_struct): Detect flexible array members
13942 used in an inappropriate context.
13943 * c-typeck.c (really_start_incremental_init): Special case
13944 constructor_max_index for zero length arrays.
13945 (pop_init_level): Allow initialization of flexible array
13946 members. Deprecate initialization of zero length arrays.
13947 Don't issue missing initializer warning for flexible array
13948 members or zero length arrays.
13949 (process_init_element): Don't dereference null DECL_SIZE.
13950 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13951 Don't abort for empty constructors. Use size_binop
13952 (output_constructor): Add commentary regarding zero length
13953 array futures. Abort if we try to initialize an array of
13954 unspecified length with a non-empty constructor in the middle
13957 * extend.texi (Zero Length): Update and clarify documentation
13958 on static initialization.
13960 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13962 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13963 with more than 32767 words of local storage.
13965 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13967 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13968 for 'abs', 'labs', and 'fabs'.
13969 (c4x_expand_builtin): Likewise.
13970 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13972 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13974 * config/sh/sh.md (prget, prset): New insn types.
13975 (return delay slot): Dont' allow prset.
13976 (call, sfunc delay slot): Don't allow prget.
13977 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13978 for prset and prget.
13980 2001-01-05 Michael Hayes <mhayes@redhat.com>
13982 * loop.h (struct loop_reg): New.
13983 (struct loop_regs): Change to use array of `struct loop_reg'.
13984 * loop.c: Replace assortment of varrays with single regs array.
13985 (count_one_set): Delete may_not_move array argument
13986 and use regs array instead. All caller's changed.
13987 (count_loop_regs_set): Delete may_not_move and single_usage
13988 arguments and use regs array instead. All caller's changed.
13989 (find_single_use_in_loop): Replace usage array argument with pointer
13990 to regs structure. All caller's changed.
13991 (loop_optimize): Delete `moved_once' array.
13993 2001-01-05 Michael Hayes <mhayes@redhat.com>
13995 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13996 Use it instead of loop_info->has_call for scanning loop mems.
13997 (check_dbra_loop): Replace loop_info->has_call test with
13998 loop_info->has_nonconst_call.
14000 2000-01-04 Matthew Hiller <hiller@redhat.com>
14002 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
14005 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
14007 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
14008 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
14010 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
14012 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
14013 (flag_short_double, flag_short_wchar): Define.
14014 (c_common_nodes_and_builtins): Create many tree nodes shared
14015 between C and C++ here instead of in cp/decl.c and ...
14016 * c-decl.c (init_decl_processing): ... here.
14017 (SIZE_TYPE, WCHAR_TYPE): Don't define.
14018 (flag_short_double, flag_short_wchar): Don't define.
14019 (record_builtin_type): New function.
14020 (build_void_list_node): New function.
14021 * c-common.h (flag_short_double, flag_short_wchar,
14022 record_builtin_type, build_void_list_node): Declare.
14024 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
14026 * integrate.c (expand_inline_function): Don't put a virtual
14027 register into the reg map.
14029 * function.c (fixup_var_refs_1): If force_operand didn't put
14030 the address into the target, move it there.
14032 2001-01-04 Mark Mitchell <mark@codesourcery.com>
14034 Special-case tree_decl/tree_list allocations.
14035 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
14036 (OBJECT_SIZE): New macro.
14037 (NUM_EXTRA_ORDER): Likewise.
14038 (extra_order_size_table): New variable.
14039 (NUM_ORDERS): New macro.
14040 (objects_per_page_table): New variable.
14041 (object_size_table): New variable.
14042 (G.pages): Use NUM_ORDERS to bound the array.
14043 (G.page_tails): Likewise.
14044 (DIV_ROUND_UP): Remove.
14045 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
14046 (alloc_page): Use OBJECT_SIZE.
14047 (size_lookup): Don't make it const.
14048 (ggc_alloc): Use OBJECT_SIZE.
14049 (ggc_set_mark): Likewise.
14050 (ggc_get_size): Likewise.
14051 (init_ggc): Set up the object_size_table, objects_per_page_table,
14052 and adjust size_lookup.
14053 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
14054 (ggc_pop_context): Use NUM_ORDERS.
14055 (clear_marks): Likewise.
14056 (sweep_pages): Likewise.
14057 (poison_pages): Likewise.
14058 (ggc_print_statistics): Use OBJECT_SIZE.
14060 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14062 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
14063 Only call array_size_for_constructor if last field and array type
14064 with no upper bound.
14066 2001-01-04 Philip Blundell <philb@gnu.org>
14068 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
14069 from bit 31 downwards, if this requires no more insns.
14070 (count_insns_for_constant): New helper function for above.
14072 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
14074 * gencodes.c (output_predicate_decls): Remove empty initializer.
14076 2001-01-04 Mark Mitchell <mark@codesourcery.com>
14078 * tree.c (copy_node): Remove documentation about obstacks.
14079 (buidl1): Check that nobody tries to build 2-argument nodes this
14082 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14084 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
14087 * gencodes.c (output_predicate_decls): Fill empty initializer
14090 2001-01-04 Jakub Jelinek <jakub@redhat.com>
14092 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
14093 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
14095 (do_include): Handle missing headers like cpp0.
14096 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
14097 paths with first include pathname. Don't strcat to uninitialized
14100 2001-01-04 Bernd Schmidt <bernds@redhat.com>
14102 * regrename.c (regrename_optimize): Don't rename from frame pointer
14103 if frame_pointer_needed.
14104 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
14105 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
14106 (ia64_reorg): Use it instead of scheduling if ! optimize.
14107 (errata_emit_nops): Properly call asm_noperands.
14108 (ia64_sched_reorder): Finish cycle if we see an asm.
14109 (ia64_variable_issue): Clear scheduling state after asms.
14111 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
14113 * cpp.texi: Update for -MT.
14114 * cppinit.c (initialize_dependency_output): Add a default
14115 target if none has been given already.
14116 (no_tgt, OPT_MT): New.
14117 (cpp_handle_option): Handle -MT. Update -M etc.
14118 * cpplib.h (struct cpp_options): Remove deps_target.
14119 * gcc.c (cpp_options): Handle -MT.
14120 * mkdeps.c (struct deps): Move from mkdeps.h.
14121 (deps_calc_target): Rename deps_add_default_target. Add a
14122 default target if none has been specified already.
14123 * mkdeps.h (struct deps): Move to mkdeps.c.
14124 (deps_calc_target): Rename deps_add_default_target.
14126 2000-01-03 Richard Henderson <rth@redhat.com>
14128 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
14130 * c-typeck.c (push_init_level): Move checks for flexible array
14131 members and zero length arrays ...
14132 (pop_init_level): ... here. Silently discard empty initializations.
14134 * varasm.c (output_constructor): Update for sizeof change to
14135 zero-length arrays.
14137 * extend.texi (Zero Length): Clarify semantics.
14139 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14141 * configure.in (tm.h): Include isns-codes.h last.
14142 * configure: Rebuilt.
14144 2001-01-03 Richard Henderson <rth@redhat.com>
14146 * config/alpha/alpha.md (addvsi3, addvdi3): New.
14147 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
14149 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14151 * tradcpp.c (main): Make sure finclude() is called with a valid
14152 indepth value while handling -include.
14154 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14156 * gencodes.c (output_predicate_decls): New function.
14158 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
14159 even if it is not the first time machmode.h is #included.
14160 * config/sh/sh.c (fpul_operand): Declare MODE argument.
14161 * tm.texi (PREDICATE_CODES): Document predicate declarations.
14162 * gcc.texi (Copyright): Added 2001.
14164 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14166 * c-common.c (c_common_lang_init): New function. Warn if format
14167 warning options which only have effects when used with -Wformat
14168 are used without -Wformat.
14169 * c-common.h (c_common_lang_init): Declare.
14170 * c-lang.c (lang_init): Call c_common_lang_init.
14171 * objc/objc-act.c (lang_init): Call c_common_lang_init.
14173 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14175 * configure.in: Check for the mktemp command.
14176 * configure: Regenerate.
14177 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
14178 $TEMP. Create temporary files with mktemp, if available at
14179 configure time; otherwise use set -C. Remove temporary files
14182 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14184 * configure.in: Require at least texinfo 4.0. Check for whether
14185 Pod::Man is sufficiently recent to regenerate GCC manpages.
14186 * configure: Regenerate.
14187 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
14189 (GENERATED_MANPAGES): Define.
14190 (generated-manpages): New target. Depend on cpp.1 as well as
14192 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
14193 configure to generated-manpages or empty) rather than on the
14194 manpages directly. Remove execute permission from installed
14195 gcov.1 as well as cpp.1.
14196 * cpp.1, gcov.1: Regenerate.
14198 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14200 * builtins.c (expand_builtin_strncmp): Use host_integerp and
14201 tree_low_cst. Allow using cmpstrsi in more cases.
14203 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14205 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
14208 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
14210 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
14211 * Makefile.in (HOST_CFLAGS): Mention build-make.
14213 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14215 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
14218 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14220 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
14223 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
14226 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
14227 reg_base_value and reg_known_value arrays.
14228 (init_alias_analysis): Add more cases to detect known values.
14229 * sched-deps.c (deps_may_trap_p): New function.
14230 (sched_analyze_2): Use it.
14232 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14234 * combine.c (simplify_shift_const): Even if we're sign-extracting,
14235 don't discard an ASHIFTRT if we're shifting in a wider mode.
14237 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
14239 * toplev.c (rest_of_compilation): Don't print basic block information
14240 when CFG isn't up to date.
14242 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
14244 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
14245 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
14246 (UNALIGNED_SHORT_ASM_OP): Define.
14247 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
14249 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14251 * fold-const.c (fold_convert): Fix typo.
14253 2001-01-02 Richard Henderson <rth@redhat.com>
14255 * c-common.h (ASM_INPUT_P): New.
14256 * c-parse.in (asm): Set it when needed.
14257 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
14258 existance of an operand.
14260 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
14262 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
14263 (dwarf2out_frame_debug_expr): Likewise.
14264 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
14266 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
14268 * i386.c (ix86_split_to_parts): Return number of part required;
14270 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
14272 (ix86_split_long_move): Use number of part returned
14273 by ix86_split_to_parts
14274 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
14276 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
14277 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
14278 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
14279 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
14280 (ALIGN_MODE_128): Add TFmode.
14281 (IS_STACK_MODE): Likewise.
14282 (HARD_REGNO_NREGS): TFmode needs 3 registers.
14283 (HARD_REGNO_OK): Support TFmodes.
14284 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
14285 * i386.md (scheduler definitions): Use memory operand to determine
14286 fst/fld instructions; use mode attribute to determine real mode of
14288 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
14289 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
14291 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14293 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
14295 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14297 * expr.c (store_constructor_field): Update ALIGN before calling
14300 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14302 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
14305 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14307 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
14310 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14312 * c-decl.c (start_function): Don't warn on third parameter to main.
14314 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14316 * tsystem.h: Define HAVE_DECL_GETOPT.
14318 2001-01-02 Philip Blundell <pb@futuretv.com>
14320 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
14323 2001-01-02 Richard Henderson <rth@redhat.com>
14325 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
14327 2001-01-02 Andreas Jaeger <aj@suse.de>
14329 * c-decl.c (c_decode_option): Remove support of
14330 -Wmissing-noreturn.
14332 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
14333 (W_options): Add -Wmissing-noreturn here.
14335 * flow.c: Define lang_missing_noreturn_ok_p.
14336 (check_function_return_warnings): Use it.
14338 * c-common.h: Declare lang_missing_noreturn_ok_p.
14340 * c-lang.c (c_missing_noreturn_ok_p): New function.
14341 (lang_init): Set lang_missing_noreturn_ok_p.
14343 * invoke.texi (Warning Options): Document this.
14345 2000-12-27 Phil Edwards <pme@sources.redhat.com>
14347 * extend.texi (C++ Extensions): New node for C++ attributes;
14348 describe init_priority and com_interface.
14349 * invoke.texi: Remove -finit-priority as it now has zero effect.
14350 * install.texi: Fix xref syntax.
14351 * md.texi: Likewise.
14353 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14355 * config.gcc (sparc64-wrs-vxworks*): New case.
14356 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
14358 * config/sparc/sparc.c (sparc_override_options): Do support different
14359 pointer and architecture size.
14360 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
14361 (POINTERS_EXTEND_UNSIGNED): Define.
14362 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
14363 (FUNCTION_MODE): Define to be Pmode.
14364 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
14366 * function.c (expand_function_end): Properly handle DECL_RESULT
14367 and copy when ptr_mode != Pmode.
14368 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
14370 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14372 * c-common.c (c_common_nodes_and_builtins): Set prototype
14373 parameters for __builtin_fputs, __builtin_fputc and
14374 __builtin_fwrite. Don't declare plain fputc as a builtin.
14376 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
14378 * loop.c (add_label_notes): Increment the label usage count when
14379 a note is added to an insn which refers to a CODE_LABEL.
14380 * gcse.c (add_label_notes): Likewise.
14382 2001-01-01 Andreas Jaeger <aj@suse.de>
14384 * loop.c (scan_loop): Use xmalloc to allocate movables.
14386 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14388 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
14389 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
14390 * reload1.c (REGISTER_MOVE_COST): Likewise.
14391 * regclass.c (REGISTER_MOVE_COST): Likewise.
14392 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
14393 dimension. Adjust all users.
14394 (init_reg_sets_1): Iterate on all modes.
14395 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
14396 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
14397 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
14398 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
14399 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
14400 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
14401 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
14402 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
14403 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
14404 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
14405 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
14406 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
14407 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
14408 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
14409 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
14410 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
14411 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
14412 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
14413 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
14414 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
14415 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
14416 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
14417 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
14418 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
14419 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
14420 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
14421 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
14423 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14425 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
14426 arg VARIES_P. Call it with extra arg.
14427 (true_dependence): Likewise.
14428 * rtl.h (rtx_addr_can_trap_p): Declare.
14429 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
14431 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
14432 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
14433 pic offset table register if it's zero. All callers changed.
14434 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
14436 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14438 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
14439 STRING_POOL_ADDRESS_P.
14441 * config/sparc/sparc.c (input_operand): Properly test for short op.
14443 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
14444 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
14445 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
14446 * config/sparc/elf.h: No longer include sol2.h.
14447 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
14448 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
14450 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
14452 2001-01-01 Michael Hayes <mhayes@redhat.com>
14454 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
14455 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
14456 (record_initial): Likewise.
14457 * unroll.c (copy_loop_body, loop_iterations): Likewise.
14458 (remap_split_bivs): Likewise.
14460 2001-01-01 Michael Hayes <mhayes@redhat.com>
14462 * loop.c (loop_ivs_free): New function.
14463 (strength_reduce): Break out from...
14465 2001-01-01 Michael Hayes <mhayes@redhat.com>
14467 * loop.h (struct iv): New.
14468 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
14469 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
14470 'reg_biv_class' fields with 'regs' and 'n_regs'.
14471 (struct ivs): Rename 'loop_iv_list' field to 'list'.
14472 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
14473 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
14475 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
14477 * resource.c (mark_referenced_resources): Abort() before
14478 attempting to mark a pseudo register.
14479 (mark_set_resources): Likewise.
14481 2001-01-01 Michael Hayes <mhayes@redhat.com>
14483 * loop.h (REG_IV_CLASS): New accessor macro.
14484 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
14485 * unroll.c (REG_IV_CLASS): Likewise.
14487 See ChangeLog.4 for earlier changes.