1 2001-06-29 Joseph S. Myers <jsm28@cam.ac.uk>
3 * target.h (struct gcc_target): Add comp_type_attributes and
4 set_default_type_attributes.
5 * target-def.h (TARGET_COMP_TYPE_ATTRIBUTES,
6 TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Define.
7 (TARGET_INITIALIZER): Update.
8 * doc/tm.texi (COMP_TYPE_ATTRIBUTES, TARGET_COMP_TYPE_ATTRIBUTES,
9 SET_DEFAULT_TYPE_ATTRIBUTES, TARGET_SET_DEFAULT_TYPE_ATTRIBUTES):
10 Update documentation of old target macros to describe new target
12 * tree.c (make_node): Use target.set_default_type_attributes.
13 (default_comp_type_attributes,
14 default_set_default_type_attributes): New functions.
15 * tree.h (default_comp_type_attributes,
16 default_set_default_type_attributes): Declare.
17 * c-typeck.c (COMP_TYPE_ATTRIBUTES): Don't define.
18 (comptypes): Use target.comp_type_attributes.
19 * config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h
20 (arc_comp_type_attributes, arc_set_default_type_attributes,
21 COMP_TYPE_ATTRIBUTES, SET_DEFAULT_TYPE_ATTRIBUTES): Remove
22 functions and macros with default behaviour.
23 * config/m32r/m32r-protos.h, config/m32r/m32r.c,
24 config/m32r/m32r.h (m32r_comp_type_attributes,
25 m32r_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
26 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
27 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
28 config/m68hc11/m68hc11.h (m68hc11_comp_type_attributes,
29 m68hc11_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
30 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
31 * config/ns32k/ns32k-protos.h, config/ns32k/ns32k.c,
32 config/ns32k/ns32k.h (ns32k_comp_type_attributes,
33 COMP_TYPE_ATTRIBUTES): Likewise.
34 * config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
35 config/rs6000/rs6000.h (rs6000_comp_type_attributes,
36 rs6000_set_default_type_attributes, COMP_TYPE_ATTRIBUTES,
37 SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
38 * config/d30v/d30v.h (COMP_TYPE_ATTRIBUTES,
39 SET_DEFAULT_TYPE_ATTRIBUTES): Remove commented out macro
41 * config/i386/i386.h (SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
42 * config/ns32k/ns32k.h (SET_DEFAULT_TYPE_ATTRIBUTES): Likewise.
43 * config/arm/arm.c (arm_comp_type_attributes,
44 arm_set_default_type_attributes): Make static.
45 (TARGET_COMP_TYPE_ATTRIBUTES, TARGET_SET_DEFAULT_TYPE_ATTRIBUTES):
47 * config/arm/arm.h (COMP_TYPE_ATTRIBUTES,
48 SET_DEFAULT_TYPE_ATTRIBUTES): Don't define.
49 * config/arm/arm-protos.h (arm_comp_type_attributes,
50 arm_set_default_type_attributes): Don't declare.
51 * config/i386/i386.c (ix86_comp_type_attributes): Make static.
52 (TARGET_COMP_TYPE_ATTRIBUTES): Define.
53 * config/i386/i386.h (COMP_TYPE_ATTRIBUTES): Don't define.
54 * config/i386/i386-protos.h (ix86_comp_type_attributes): Don't
57 2001-06-28 Jan van Male <jan.vanmale@fenk.wau.nl>
59 * predict.c (dump_prediction): Eliminate fprintf warning.
61 2001-06-28 Diego Novillo <dnovillo@redhat.com>
63 * flow.c (dump_bb): Remove unused third argument to call
64 to fprintf when displaying the basic block header.
66 2001-06-28 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
67 Jeff Law <law@redhat.com>
69 * Makefile.in (OBJS): Add df.o
70 (df.o): Add dependencies.
71 * basic-block.h (flow_depth_first_order_compute): Declare.
72 * flow.c (flow_depth_first_order_compute): No longer declare.
74 * df.c, df.h: New files.
76 2001-06-28 Zack Weinberg <zackw@stanford.edu>
78 * config/i386/i386.md: Global update to use new string syntax
79 where it will improve readability. Warning fixes:
80 (*truncdfsf2_2): Abort if which_alternative is not 0 or 1.
81 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64,
82 *adddi_4_rex64, *adddi_5_rex64): Cast 1 to unsigned int.
84 * read-rtl.c: Syntactic sugar for C embedded in strings in
86 (read_string): Break inner loop into separate function. Takes
87 an int. Dispatch to read_quoted_string or read_braced_string
88 as appropriate. Automatically insert a leading star on braced
89 strings if STAR_IF_BRACED is true.
90 (read_quoted_string, read_braced_string): New functions.
91 * doc/rtl.texi, doc/md.texi: Document new syntax. Update
94 * rtl.c: Split RTL reader (read_rtx, read_skip_spaces,
95 traverse_md_constants, fatal_with_file_and_line,
96 fatal_expected_char, read_name, read_string, def_hash,
97 def_name_eq_p, read_constants, and related data) to its own
98 file. Weed out now-unnecessary #includes.
99 * read-rtl.c: New file.
100 * Makefile.in (HOST_RTL): Add read-rtl.o.
101 (read-rtl.o): New rule.
102 (rtl.o, $(HOST_PREFIX_1)rtl.o): Update dependencies.
103 * doc/gcc.texi (Passes): Talk briefly about the support
104 library used by genfoo.
105 * doc/rtl.texi (Reading RTL): read_rtx is not available in the
108 2001-06-28 Stan Shebs <shebs@apple.com>
110 * config/darwin.h (REGISTER_TARGET_PRAGMAS): Define.
111 * config/darwin-c.c: New file.
112 * config/darwin-protos.h: Declare new functions.
113 * config/rs6000/t-darwin (darwin-c.o): New rule.
114 * config.gcc (powerpc-*-darwin*): Define c_target_objs and
116 * doc/extend.texi (Pragmas): New section.
118 Thu Jun 28 20:13:11 CEST 2001 Jan Hubicka <jh@suse.cz>
120 * flow.c (try_merge_block): Rename to try_optimize_cfg;
121 do basic simplifications on the CFG.
122 (is_forwarder_block_p, can_fallthru, try_redirect_by_replacing_jump,
123 try_simplify_condjump): New.
124 (redirect_edge_and_branch): Try replace jump insn.
125 (flow_delete_insn): Handle deleting of ADDR_VEC insns.
127 * basic-block.h (FALLTHRU_EDGE, BRANCH_EDGE): New macros.
129 Thu Jun 28 11:19:42 2001 Jeffrey A Law (law@cygnus.com)
131 * ssa-dce.c (eliminate_dead_code): Properly handle control
132 dependencies implied by PHI nodes.
134 * ssa-dce.c (eliminate_dead_code): Remove fake edges from the
135 CFG after dead code elimination is complete.
137 2001-06-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
139 * gthr-posix.h [LIBOBJC]: Add weak definitions of
140 sched_get_priority_max, sched_get_priority_min.
142 2001-06-28 Gabriel Dos Reis <gdr@codesourcery.com>
144 * diagnostic.c (default_print_error_function): Tweak.
145 (report_error_function): Likewise.
146 * toplev.h (default_print_error_function): Move to...
147 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
148 * tree.h (print_error_function): Move to...
149 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
151 Thu Jun 28 06:16:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
153 * expr.c (expand_assignment): When have varying-length object,
155 (expand_expr, case ADDR_EXPR): Use SAVE_EXPR_RTL after putting
156 SAVE_EXPR stack in case we had a SUBREG.
158 Thu Jun 28 10:31:06 CEST 2001 Jan Hubicka <jh@suse.cz>
160 * i386.md (cmp?i): Simplify; refuse immediate operand
162 * i386.c (cmpsi_operand): Refuse constants.
164 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
166 * flow.c (block_label, redirect_edge_and_branch): Split out from ....
167 (split_edge) .... here;
169 2001-06-28 Neil Booth <neil@cat.daikokuya.demon.co.uk>
171 * i386/i386.c (ix86_valid_type_attribute_p): Give external
172 linkage, move declaration to...
173 * i386/i386-protos.h: ...here.
175 2001-06-27 H.J. Lu (hjl@gnu.org)
177 * build-make (CC): Removed.
178 (HOST_CC): Set to $(CC_FOR_BUILD).
179 (HOST_CFLAGS): Replace $(CFLAGS) with $(CFLAGS_FOR_BUILD).
180 Fix a typo in comments.
182 * configure.in: Set CFLAGS to $(CFLAGS_FOR_BUILD) when
183 generating auto-build.h for canadian cross compile. Set CC
184 to `"${CC_FOR_BUILD}"' instead of just `${CC_FOR_BUILD}'.
186 * configure: Regenerated.
188 2001-06-27 Jim Wilson <wilson@redhat.com>
190 * emit-rtl.c (gen_highpart): Call validize_mem.
192 2001-06-27 Bruce Korb <bkorb@gnu.org>
194 * fixinc/inclhack.def(hpux11_cpp_pow_inline): new, but real similar to
195 hpux10_cpp_pow_inline. Not similar enough.
196 (solaris_mutex_init): renamed. PTHREAD_*_INITIALIZER is a problem for
197 all Solaris versions. This fix patches MUTEX and COND initializers,
198 the RWLOCK one will wait for someone to complain. For now, anyway.
199 (uw7_byteorder_fix): It was looking for the byteorder.h file in the
202 2001-06-27 Stan Shebs <shebs@apple.com>
204 * objc/objc-act.c (handle_impent): Rewrite to be more portable
205 and to use ASM_DECLARE_CLASS_REFERENCE.
206 * config/darwin.h (ASM_DECLARE_CLASS_REFERENCE): Rename from
207 undocumented DECLARE_CLASS_REFERENCE, add file argument.
208 * doc/tm.texi (ASM_DECLARE_CLASS_REFERENCE): Document.
210 Wed Jun 27 18:01:09 2001 Jeffrey A Law (law@cygnus.com)
212 * simplify-rtx.c (simplify_rtx): Canonicalize commutative expressions
213 by putting complex operands first and constants second.
215 2001-06-27 Gabriel Dos Reis <gdr@codesourcery.com>
217 * diagnostic.h: Add documentation. Make macros polymorphic.
218 * diagnostic.c (ideal_line_wrap_cutoff): Remove
219 definition. Replace with diagnostic_line_cutoff.
220 (prefixing_policy): Remove. Replace with diagnostic_prefixing_rule.
222 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
224 * doc/c-tree.texi, doc/contrib.texi, doc/cpp.texi,
225 doc/cppinternals.texi, doc/extend.texi, doc/gcc.texi,
226 doc/gcov.texi, doc/install-old.texi, doc/install.texi,
227 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Replace
228 . at end of sentences preceded by a capital letter with @..
230 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
232 * doc/invoke.texi: Add description of max-gcse-passes param.
234 * gcse.c (gcse_main): Use MAX_GCSE_PASSES instead of MAX_PASSES.
235 (MAX_PASSES): Remove now unneeded macro.
237 * params.h (MAX_GCSE_PASSES): New macro, to get parameter value of
238 max-gcse-passes param.
240 * params.def (PARAM_MAX_GCSE_PASSES): New parameter, controlling
241 maximum number of GCSE passes to run. Defaults to 1 (which is what
242 MAX_PASSES in gcse.c used to be).
244 2001-06-27 Neil Booth <neil@cat.daikokuya.demon.co.uk>
246 * system.h (TARGET_ESC): Move to ...
247 * defaults.h (TARGET_ESC): ... here.
248 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
249 TARGET_VALID_TYPE_ATTRIBUTE): Default to a no-op handler.
250 * tree.c (default_valid_attribute_p): New.
251 (valid_machine_attribute): Handlers can not be NULL.
252 * tree.h (default_valid_attribute_p): New.
253 * doc/tm.texi: Document TARGET_ESC.
254 * cp/decl2.c (import_export_class): Update.
256 2001-06-26 Bruce Korb <bkorb@gnu.org>
258 * gcc/fixinc/fixincl.c(initialize): In very strict ANSI, you cannot
259 use preprocessing directives inside a string literal. Fixed.
261 2001-06-26 Jim Wilson <wilson@redhat.com>
263 * doc/tm.texi (MAX_LONG_DOUBLE_TYPE_SIZE, INTEL_EXTENDED_IEEE_FORMAT):
266 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
268 * doc/cpp.texi, doc/cppinternals.texi, doc/extend.texi,
269 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
270 doc/tm.texi: Use @: where necessary when a full stop does not end
273 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
275 * doc/gcc.texi, doc/install.texi, doc/invoke.texi: Remove trailing
278 2001-06-26 Joseph S. Myers <jsm28@cam.ac.uk>
280 * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi, doc/gcc.texi,
281 doc/install.texi, doc/invoke.texi, doc/objc.texi, doc/rtl.texi,
282 doc/tm.texi: Use two spaces after ends of sentences.
284 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
286 * toplev.c (display_help): Fix param thinko.
287 * Makefile.in: Fix params.h dependencies.
289 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
291 * toplev.c (decode_f_option): Adjust setting.
292 (toplev_main): Call diagnostic_initialize. Remove call to
293 reshape_diagnostic_buffer._
295 * diagnostic.h (struct output_buffer): Add new field format_decoder.
296 (diagnostic_format_decoder): New macro.
297 (diagnostic_prefixing_rule): Likewise.
298 (diagnostic_line_cutoff): Likewise.
299 (set_message_prefixing_rule): Remove.
301 * diagnostic.c (lang_printer): Remove.
302 (diagnostic_message_length_per_line): Likewise.
303 (current_prefixing_rule): Likewise.
304 (initialize_diagnostics): Rename to...
305 (diagnostic_initialize): ...this. Tweak.
306 (default_initialize_buffer): Remove.
307 (reshape_diagnostic_buffer): Likewise.
308 (init_output_buffer): Adjust prefixing rule setting.
309 (output_format): Use format_decoder from the output_buffer.
311 * c-lang.c (c_init): Adjust tree formatter setting.
313 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
315 * config/i386/sol2.h (CPP_SPEC): Pass -P for .S files.
317 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
319 * Makefile.in (TARGET_H, TARGET_DEF_H): New.
320 (c-decl.o, tree.o, c-typeck.o, $(out_object_file)): Update.
321 * c-decl.c (duplicate_decls): Use function pointer.
322 * c-typeck.c (common_type): Similarly.
323 * tree.c (valid_machine_attribute): Similarly.
324 (merge_machine_type_attributes): Rename merge_type_attributes.
325 (merge_machine_decl_attributes): Rename merge_decl_attributes.
326 (merge_dllimport_decl_attributes): New function.
327 * tree.h (merge_machine_type_attributes): Rename merge_type_attributes.
328 (merge_machine_decl_attributes): Rename merge_decl_attributes.
329 (merge_dllimport_decl_attributes): New prototype.
334 * doc/gcc.texi, doc/tm.texi: Update documentation.
336 cp: Make-lang.in: Update dependencies.
337 * spew.c: Include target.h.
338 (duplicate_decls): Call target function.
339 * decl2.c: include target.h
340 (import_export_class): Use existence of target function pointer.
341 * typeck.c: Include target.h.
342 (qualify_type_recursive): Rename variable. Call target function.
343 (type_after_usual_arithmetic_conversions): Similarly.
344 (common_type): Similarly.
346 config: * 1750a/1750a.c, a29k/29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
347 avr/avr.c, c4x/c4x.c, clipper/clipper.c, convex/convex.c,
348 d30v/d30v.c, dsp16xx/dsp16xx.c, elxsi/elxsi.c, fr30/fr30.c,
349 i370/i370.c, i386/i386.c, i860/i860.c, i960/i960.c, ia64/ia64.c,
350 m32r/m32r.c, m68hc11/m68hc11.c, m68k/m68k.c, m88k/m88k.c,
351 mips/mips.c, mn10200/mn10200.c, mn10300/mn10300.c, ns32k/ns32k.c,
352 pa/pa.c, pdp11/pdp11.c, pj/pj.c, romp/romp.c, rs6000/rs6000.c,
353 sh/sh.c, sparc/sparc.c, v850/v850.c, vax/vax.c, we32k/we32k.c)
354 : Include target.h and target-def.h. Define target.
356 * arc/arc-protos.h (arc_valid_machine_decl_attribute): Remove.
357 * arc/arc.c (arc_valid_machine_decl_attribute): Rename
358 arc_valid_decl_attribute, make static.
359 * arc/arc.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
360 * arm/arm-protos.h (arm_valid_machine_decl_attribute,
361 arm_valid_type_attribute_p, arm_pe_valid_machine_decl_attribute,
362 arm_pe_merge_machine_decl_attributes): Remove.
363 * arm/arm.c (arm_valid_machine_decl_attribute_p): Rename
364 arm_valid_decl_attribute_p, make static.
365 (arm_pe_valid_decl_attribute_p): Move from pe.c.
366 * arm/pe.c (arm_pe_valid_machine_decl_attribute_p): Move to arm.c.
367 (arm_pe_merge_machine_decl_attributes): Move to tree.c.
368 * arm/arm.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
369 * arm/coff.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
370 * arm/elf.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
371 * arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): New.
372 (VALID_MACHINE_TYPE_ATTRIBUTE, VALID_MACHINE_DECL_ATTRIBUTE): Remove.
373 * avr/avr-protos.h (valid_machine_type_attribute,
374 valid_machine_decl_attribute): Remove.
375 * avr/avr.c (valid_machine_type_attribute,
376 valid_machine_decl_attribute): Rename and make static.
377 * avr/avr.h (VALID_MACHINE_TYPE_ATTRIBUTE,
378 VALID_MACHINE_DECL_ATTRIBUTE): Remove.
379 * c4x/c4x-protos.h (c4x_valid_type_attribute_p): Remove.
380 * c4x/c4x.c (c4x_valid_type_attribute_p): Make static.
381 * c4x/c4x.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
382 * d30v/d30v.h: Remove obsolete comments.
383 * h8300/h8300-protos.h (h8300_valid_machine_decl_attribute): Remove.
384 * h8300/h8300.c (h8300_valid_machine_decl_attribute): Rename, make
386 * h8300/h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
387 * i386/cygwin.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
388 (i386_pe_merge_decl_attributes, MERGE_MACHINE_DECL_ATTRIBUTES,
389 i386_pe_valid_type_attributes_p): Remove.
390 * i386/i386-protos.h (ix86_valid_decl_attribute_p,
391 ix86_valid_type_attribute_p): Remove.
392 * i386/i386.c (ix86_valid_decl_attribute_p): Remove.
393 (ix86_valid_type_attribute_p): Make static.
394 * i386/i386.h (VALID_MACHINE_DECL_ATTRIBUTE,
395 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
396 * i386/winnt.c (i386_pe_merge_decl_attributes): Move to tree.c.
397 * ia64/ia64-protos.h (ia64_valid_type_attribute): Remove.
398 * ia64/ia64.c (ia64_valid_type_attribute): Make static.
399 * ia64/ia64.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
400 * m32r/m32r-protos.h (m32r_valid_machine_decl_attribute): Remove.
401 * m32r/m32r.c (m32r_valid_decl_attribute): Make static.
402 * m32r/m32r.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
403 * m68hc11/m68hc11-protos.h (m68hc11_valid_decl_attribute_p,
404 m68hc11_valid_type_attribute_p): Remove.
405 * m68hc11/m68hc11.c (m68hc11_valid_decl_attribute_p): Remove.
406 (m68hc11_valid_type_attribute_p): Make static.
407 * m68hc11/m68hc11.h (VALID_MACHINE_DECL_ATTRIBUTE,
408 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
409 * mcore/mcore-protos.h (mcore_valid_machine_decl_attribute,
410 mcore_merge_machine_decl_attribute): Remove.
411 * mcore/mcore.c (mcore_valid_machine_decl_attribute): Rename,
413 (mcore_merge_machine_decl_attributes): Move to tree.c.
414 * mcore/mcore.h (VALID_MACHINE_DECL_ATTRIBUTE,
415 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
416 (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
417 * ns32k/ns32k-protos.h (ns32k_valid_decl_attribute_p,
418 ns32k_valid_type_attribute_p): Remove.
419 * ns32k/ns32k.c (ns32k_valid_decl_attribute_p): Remove.
420 (ns32k_valid_type_attribute_p): Make static.
421 * ns32k/ns32k.h (VALID_MACHINE_DECL_ATTRIBUTE,
422 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
423 * rs6000/rs6000-protos.h (rs6000_valid_decl_attribute_p,
424 rs6000_valid_type_attribute_p): Remove.
425 * rs6000/rs6000.c (rs6000_valid_decl_attribute_p): Remove.
426 (rs6000_valid_type_attribute_p): Make static.
427 * rs6000/rs6000.h (VALID_MACHINE_DECL_ATTRIBUTE,
428 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
429 * sh/sh-protos.h (sh_valid_machine_decl_attribute): Remove.
430 * sh/sh.c (sh_valid_machine_decl_attribute): Rename, make static.
431 * sh/sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
432 * v850/v850-protos.h (v850_valid_machine_decl_attribute): Remove.
433 * v850/v850.c (v850_valid_machine_decl_attribute): Rename, make static.
434 * v850/v850.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
436 2001-06-26 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
438 * glimits.h (USHRT_MAX): Use unsigned suffix if int can not hold
441 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
443 * diagnostic.h (struct diagnostic_context): Add new field.
444 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
446 (global_dc): Declare.
447 * diagnostic.c (global_diagnostic_context): New variable.
448 (global_output_buffer): Remove.
450 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
452 (initialize_diagnostics): Adjust initialization.
453 (set_diagnostic_context): Adjust setting.
455 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
457 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
458 UNALIGNED_SHORT_ASM_OP): Define.
459 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
460 UNALIGNED_SHORT_ASM_OP): Undef.
462 Tue Jun 26 12:40:12 CEST 2001 Jan Hubicka <jh@suse.cz>
464 * i386.md (float_truncate splitter, and to mov splitters): Add
465 reload_completed; fix operand predicate.
467 * haifa-sched.c (sched_init): Do not split insns.
468 * toplev.c (rest_of_compilation): Call split_all_insns before
469 sched1 pass; simplify condition of post-reload splitter;
470 call split_all_insn before sched2 pass.
472 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
474 * diagnostic.h (diagnostic_prefixing_rule_t): New enum type.
475 (set_message_prefixing_rule): Adjust prototype.
476 * diagnostic.c (current_prefixing_rule): Adjust type.
478 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
480 * defaults.h: Default escape sequences to ASCII.
481 * config/i370/i370.h: Adjust for ASCII default.
482 * config/1750a/1750a.h: Remove escape sequence definitions.
483 * config/a29k/a29k.h: Similarly.
484 * config/alpha/alpha.h: Similarly.
485 * config/arc/arc.h: Similarly.
486 * config/arm/arm.h: Similarly.
487 * config/avr/avr.h: Similarly.
488 * config/c4x/c4x.h: Similarly.
489 * config/clipper/clipper.h: Similarly.
490 * config/convex/convex.h: Similarly.
491 * config/d30v/d30v.h: Similarly.
492 * config/dsp16xx/dsp16xx.h: Similarly.
493 * config/elxsi/elxsi.h: Similarly.
494 * config/fr30/fr30.h: Similarly.
495 * config/h8300/h8300.h: Similarly.
496 * config/i386/i386.h: Similarly.
497 * config/i860/i860.h: Similarly.
498 * config/i960/i960.h: Similarly.
499 * config/ia64/ia64.h: Similarly.
500 * config/m32r/m32r.h: Similarly.
501 * config/m68hc11/m68hc11.h: Similarly.
502 * config/m68k/m68k.h: Similarly.
503 * config/m88k/m88k.h: Similarly.
504 * config/mcore/mcore.h: Similarly.
505 * config/mips/mips.h: Similarly.
506 * config/mn10200/mn10200.h: Similarly.
507 * config/mn10300/mn10300.h: Similarly.
508 * config/ns32k/ns32k.h: Similarly.
509 * config/pa/pa.h: Similarly.
510 * config/pdp11/pdp11.h: Similarly.
511 * config/pj/pj.h: Similarly.
512 * config/romp/romp.h: Similarly.
513 * config/rs6000/rs6000.h: Similarly.
514 * config/sh/sh.h: Similarly.
515 * config/sparc/sparc.h: Similarly.
516 * config/v850/v850.h: Similarly.
517 * config/vax/vax.h: Similarly.
518 * config/we32k/we32k.h: Similarly.
519 * doc/tm.texi: Update documentation.
521 2001-06-26 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
523 * diagnostic.c (digit_buffer): Remove as global. Move to...
524 * diagnostic.h (struct output_buffer): ... here.
525 * diagnostic.c (output_formatted_integer): Adjust use of digit_buffer.
527 2001-06-25 Steve Ellcey <sje@cup.hp.com>
529 * config.gcc (ia64*-*-hpux*): Add ia64/hpux_longdouble.h to tm_file.
530 Define tmake_file to include ia64/t-hpux.
531 * real.c (INTEL_EXTENDED_IEEE_FORMAT): Test for value instead of
532 testing to see if it is defined.
533 * real.h (INTEL_EXTENDED_IEEE_FORMAT): Likewise. Default to 0 if
535 * config/ia64/hpux_longdouble.h: New.
536 * config/ia64/ia64.c (hfa_element_mode): Add comment about incorrect
537 handling of long doubles.
538 (ia64_function_arg, ia64_function_value): Add checks for TFmode
539 and INTEL_EXTENDED_IEEE_FORMAT.
540 * config/ia64/ia64.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
541 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, LIBCALL_VALUE): Add checks for
542 TFmode and INTEL_EXTENDED_IEEE_FORMAT.
543 * config/ia64/ia64.md (all TFmode patterns): Test
544 INTEL_EXTENDED_IEEE_FORMAT in condition.
545 (floatdidf2, floatdisf2): New, for !INTEL_EXTENDED_IEEE_FORMAT.
546 * config/ia64/quadlib.c: New.
547 * config/ia64/t-hpux: New.
548 * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
550 2001-06-25 Jim Wilson <wilson@redhat.com>
552 * config/i960/t-960bare (i960-c.o): Add missing header dependencies.
553 * config/i960/t-vxworks960: Likewise.
555 2001-06-25 Dale Johannesen <dalej@apple.com>
557 * bitmap.c (bitmap_last_bit_set): Fix a non-c89 usage (null actual
560 Mon Jun 25 11:10:51 CEST 2001 Jan Hubicka <jh@suse.cz>
562 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Fix constraints.
564 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
566 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
567 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
568 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
569 the use of "GCC" and related terms.
570 * doc/gcc.1, doc/gcov.1: Regenerate.
572 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
574 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
575 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
578 Sun Jun 24 21:21:49 CEST 2001 Jan Hubicka <jh@suse.cz>
580 * (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
582 2001-06-24 Richard Henderson <rth@redhat.com>
584 * builtins.c (expand_builtin_expect_jump): Disable if the
585 expression can't be re-evaluated.
587 2001-06-24 Nick Clifton <nickc@cambridge.redhat.com>
589 * config/arm/arm.c (arm_compute_save_reg_mask): For FIQ interrupt
590 handlers examine register r0-r7, for other interrupt handlers
591 examine r0-r12. If the interrupt handler is not a leaf function
592 save all call clobbered registers.
593 (arm_output_epilogue): If the prologue has pushed the IP register,
595 (Arm_expand_prologue): For interrupt functions that need the frame
596 pointer, push the IP register before it is corrupted.
598 * config/arm/arm.h (ARM_SIGN_EXTEND): Fix compile time warnings
599 about the use of signed and unsigned quantities in a conditional.
601 2001-06-23 Richard Henderson <rth@redhat.com>
603 * config/alpha/crtfastmath.c: New file.
604 * config/alpha/t-crtfm: New file.
605 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
606 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
607 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
608 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
609 do not set extra_parts here.
611 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
613 * doc/install-old.texi: Remove more documentation of configure
615 * doc/install.texi: Add it here.
617 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
619 * i386-protos.h (emit_i387_cw_initialization): Declare.
620 * i386.md (movsi_insv_1): Remove '*'.
621 (fix_trunc?f?i2): Revamp to use control word parameters.
622 (fix_trunc?i_1): Likewise; update splitters.
623 (fix splitter): Remove.
624 * i386.c (MAX_386_STACK_LOCALS): set to 3.
625 (emit_i387_cw_initialization): New function.
626 (output_fix_trunc): Do not initialize control word;
627 kill dead code; simplify.
629 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
631 * cppmacro.c (make_string_token): Avoid warning.
632 (cpp_macro_definition): Prepend the macro name. Update
634 * cppmain.c (cb_define, dump_macro): Update for changes
635 to cpp_macro_definition.
637 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
639 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
641 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
643 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
644 try_pre_increment_1): compute REG_FREQ using bb->frequency.
646 * regclass.c (loop_cost): Kill.
647 (frequency): New global variable.
648 (record_operand_costs): Replace loop_cost by frequency.
649 (scan_one_insn): Likewise.
650 (regclass): Likewise; set frequency according to bb->frequency.
652 * flow.c (split_edge): Set frequency.
654 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
656 * predict.c (block_info_def): Add nvisited.
657 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
660 * flow.c (dump_edge_info): Dump the probability of edge.
661 (combine_predictions_for_insn): Dump the basic block.
663 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
665 * doc/gcc.texi: Update documentation of source files of C
668 2001-06-22 Richard Henderson <rth@redhat.com>
670 * doc/invoke.texi (-funsafe-math-optimizations): Document its
671 possible effects at link time.
673 2001-06-22 Diego Novillo <dnovillo@redhat.com>
675 * basic-block.h (dump_edge_info): Declare.
676 (clear_edges): Declare.
677 (mark_critical_edges): Declare.
678 * flow.c (dump_edge_info): Remove static declaration.
679 (clear_edges): Ditto.
680 (mark_critical_edges): Ditto.
681 (free_basic_block_vars): Only clear edges and free basic block
682 array if basic_block_info is not NULL.
683 * ssa.c (compute_dominance_frontiers): Remove static declaration.
684 * ssa.h (compute_dominance_frontiers): Declare.
686 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
688 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
689 instead of const1_rtx for true case.
691 2001-06-22 David Mosberger <davidm@hpl.hp.com>
693 * config/ia64/crtfastmath.c: New file.
694 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
695 * config/ia64/linux.h (ENDFILE_SPEC): New.
697 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
699 * config/h8300/h8300.c (asm_file_start): Remove reference to
702 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
704 * c-common.c (verify_tree): Check for x being NULL.
705 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
709 2001-06-22 DJ Delorie <dj@redhat.com>
711 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
712 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
713 (arm_return_addr): Use get_hard_reg_initial_val et al.
714 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
715 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
716 (d30v_return_addr): Use get_hard_reg_initial_val et al.
717 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
718 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
720 (rs6000_mark_machine_status): Remove.
721 (rs6000_return_addr): Use get_hard_reg_initial_val.
722 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
723 * config/v850/v850.h (INIT_EXPANDERS): Delete.
724 * config/v850/v850.c (struct machine_function): Delete.
725 (v850_init_machine_status): Delete.
726 (v850_mark_machine_status): Delete.
727 (v850_free_machine_status): Delete.
728 (v850_return_addr): Use get_hard_reg_initial_val.
729 (v850_init_expanders): Delete.
731 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
733 * predict.c (estimate_bb_frequencies): Do not handle conditional
734 jumps jumping to fallthru basic block as conditional jumps.
736 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
738 * regs.h (struct reg_info_def): Add freq field.
739 (REG_N_REFS): Update comment.
741 * regclass.c (scan_one_insn): Update REG_FREQ.
742 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
743 (attempt_auto_inc): Likewise.
744 (mark_used_reg): Likewise.
745 (try_pre_increment_1): Likewise.
746 * local-alloc.c (struct qty): Add freq field.
747 (alloc_qty): Set freq.
748 (update_equiv_regs): Set REG_FREQ.
749 (QTY_CMP_PRI): Use freq.
750 (combine_regs): Update qty->freq.
751 * global.c (struct allocno): Update comment for n_refs;
753 (local_reg_freq): New array.
754 (global_alloc): Update freq field;
755 allocate and initialize local_reg_freq.
756 (allocno_compare): Use freq field.
757 (find_reg): Likewise.
758 * reload1.c (count_pseudo): Use freq isntead of n_refs.
759 (count_spilled_pseudo): Likewise.
761 * tm.texi (GCOV_TYPE_SIZE): Document.
762 * basic-block.h (gcov_type): Define.
763 (struct edge_def): Use gcov_type for count field.
764 (struct basic_block_def): Likewise.
765 * defaults.h (GCOV_TYPE_SIZE): Define.
766 * final.c (end_final): Use GCOV_TYPE_SIZE.
767 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
768 using HOST_WIDEST_INT_PRINT_DEC.
769 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
770 __write_gcov_type): New.
771 (store_long): Remove.
772 * gcov.c (gcov_type): Set default.
773 (struct adj_list): Use gcov_type for arc_count.
774 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
775 (create_program_flow_graph): Read arc_count properly.
776 (solve_program_flow_graph): 'total' is gcov_type.
777 (output_data): Line_counts is gcov_type, print it properly.
778 * libgcc2.c (struct bb): Counts is gcov_type.
779 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
780 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
781 (GCOV_TYPE_SIZE): Define.
782 (struct bb_info): succ_count and pred_count is gcov_type.
783 (compute_branch_probabilities): Use __read_gcov_type,
784 print read edges to the dump file.
785 (total): Is gcov_type.
786 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
788 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
790 * optabs.c (emit_libcall_block): When using non-call exceptions,
791 don't mark libcalls never throwing.
793 2001-06-21 Stan Shebs <shebs@apple.com>
795 * objc/objc-act.c (hash_init): Use xcalloc.
797 2001-06-21 Richard Henderson <rth@redhat.com>
799 * flow.c (entry_exit_blocks): Initialize frequency.
800 (split_block): Copy it.
801 (dump_flow_info): Dump it.
803 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
805 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
806 from machine-depedent_reorg for purposes of alignment supression
807 when no delay slot insn has been added.
809 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
811 * cppmacro.c (make_string_token): Null terminate.
813 2001-06-21 DJ Delorie <dj@redhat.com>
815 * config/alpha/alpha.h (struct machine_function): Remove.
816 * config/alpha/alpha.c (integrate.h): Include.
817 (override_options): Don't set up machine_status hooks.
818 (alpha_init_machine_status): Remove.
819 (alpha_mark_machine_status): Remove.
820 (alpha_free_machine_status): Remove.
821 (alpha_return_addr): Use get_hard_reg_initial_val.
822 (alpha_gp_save_rtx): Likewise.
823 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
825 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
827 * config/sh/sh.md (interrupt_function): Use
828 current_function_interrupt.
829 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
830 an interrupt function.
832 * config/sh/sh.h (current_function_interrupt): Define extern.
834 * config/sh/sh.c (current_function_interrupt): New global.
835 (sh_expand_prologue): Set current_function_interrupt.
837 2001-06-21 Phil Edwards <pme@sources.redhat.com>
839 * doc/install.texi: Add 'c' to list of --enable-languages choices.
841 2001-06-21 DJ Delorie <dj@redhat.com>
843 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
845 * integrate.c (ggc.h): Include.
846 (initial_value_pair, initial_value_struct,
847 setup_initial_hard_reg_value_integration): Add prototypes.
848 (expand_inline_function): Call
849 setup_initial_hard_reg_value_integration.
850 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
851 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
852 to keep track of values present at the start of a function.
853 (mark_hard_reg_initial_vals): New, for gc.
854 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
855 mappings for initial values.
856 (emit_initial_value_sets): New. Emits code to set initial value
858 * integrate.h: Add prototypes for new functions.
859 * function.h (struct function): Add hard_reg_initial_vals field.
860 * function.c (integrate.h): Include.
861 (mark_function_status): Call
862 mark_hard_reg_initial_vals.
863 * toplev.c (integrate.h): Include.
864 (rest_of_compilation): Call emit_initial_value_sets.
866 2001-06-21 Stan Shebs <shebs@apple.com>
868 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
869 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
870 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
871 everywhere instead of "Objective C".
873 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
875 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
876 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
877 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
878 "back end" as nouns and "front-end" and "back-end" as adjectives.
880 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
882 * predict.c (estimate_probability): Fix loop bounds.
884 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
886 * toplev.c (rest_of_compilation): Run mark_constant_function
889 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
891 * predict.c (estimate_loops_at_level, propagate_freq
892 estimate_bb_frequencies, count_to_freqs): New functions.
893 (estimate_probability): Call estimate_bb_frequencies.
894 * basic-block.h (basic_block_def): Add field "freq".
895 (BB_FREQ_MAX): New constant.
897 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
899 * sh.c (barrier_align): Don't ask for alignment when seeing a
900 branch-around-a-jump from machine_dependent_reorg.
902 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
904 * ssa.c (rename_block): Update parameter to remove_phi_alternative
905 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
906 re-running life analysis.
908 2001-06-20 Stan Shebs <shebs@apple.com>
910 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
911 also use memset to clear the hash tables.
912 (hash_enter): Assume xmalloc always succeeds.
913 (hash_add_attr): Ditto.
914 (continue_class): Ditto.
916 2001-06-20 Michael Meissner <meissner@redhat.com>
918 * builtins.c (predict.h): Include.
919 (expand_builtin_expect): Update comment.
920 (expand_builtin_expect_jump): New function to expand
921 __builtin_expect inside of a conditional jump expansion.
923 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
924 __builtin_expect (<test>, 1).
926 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
928 * rtl.h (expand_builtin_expect_jump): Add prototype.
930 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
932 * doc/rtl.texi (Machine Modes): Correct description of
933 floating-point modes on machines with non-8-bit bytes.
935 2001-06-19 Bernd Schmidt <bernds@redhat.com>
937 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
938 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
941 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
943 * ssa.c (remove_phi_alternative): Remove declaration. No longer
944 static. Second argument is a pointer to a basic block structure,
945 not a basic block index.
946 (convert_to_ssa): Do not remove dead code.
947 (convert_from_ssa): Do not remove dead code to create death notes.
948 * ssa.h (remove_phi_alternative): Declare.
950 * flow.c (delete_unreachable_blocks): Fix patch error in
951 previous change (call to find_unreachable_blocks was lost).
953 * ssa.c (ssa_uses): Remove definition.
954 (apply_delayed_renames): Don't grow ssa_uses.
955 (rename_block): Remove comment related to ssa_uses.
956 (rename_registers): Do not initialize ssa_uses.
957 (convert_from_ssa): Do not free ssa_uses.
959 * ssa-dce.c: Renamed from dce.c.
960 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
961 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
964 2001-06-19 Eric Christopher <echristo@redhat.com>
966 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
967 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
968 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
970 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
972 * sh.c (output_branch): Delete bogus code.
974 * sh.c (initial_elimination_offset):
975 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
977 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
979 * flow.c (find_unreachable_blocks): New function.
980 (delete_unreachable_blocks): Use find_unreachable_blocks.
981 * basic-block.h (find_unreachable_blocks): Declare.
983 * dce.c (eliminate_dead_code): Fix formatting glitch.
985 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
987 * c-common.h (RETURN_NULLIFIED_P): New macro.
988 * c-semantics.c (genrtl_return_stmt): Check it.
990 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
991 (emit_block_move): Likewise.
993 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
995 * unroll.c: Include predict.h.
996 (unroll_loop): Drop prediction notes on preconditioning.
997 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
998 New; add comments on the others.
999 * Makefile.in: (unroll.o): Add dependancy on predict.h.
1000 * loop.c (strength_reduce): Fix branch prediction.
1002 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1004 * stmt.c (emit_case_nodes): Optimize test whether index is in given
1007 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1009 * predict.c (estimate_probability): Do not bail out early
1010 when note is present.
1011 (combine_predictions_for_insn): Fix note removal code.
1013 2001-06-18 Ben Elliston <bje@redhat.com>
1015 * except.c (resolve_fixup_regions): Initialise "cleanup".
1017 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
1019 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
1021 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1023 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
1024 use put_var_into_stack.
1026 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1028 * gccspec.c (lang_specific_driver): If compiling ObjC, add
1029 -shared-libgcc when necessary.
1030 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
1032 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
1034 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
1035 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
1036 bitmap_last_set_bit. All for compatibility with sbitmap's.
1038 *bitmap.c (bitmap_zero): New function.
1039 (bitmap_union_of_diffs): New function.
1040 (bitmap_first_set_bit): New function.
1041 (bitmap_last_set_bit): New function.
1043 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
1045 * cpp.texi, invoke.texi: Update.
1046 * cpp.1, gcc.1: Regenerate.
1048 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
1050 * i386.md (minsf): Fix splitter. (PR fortran/3191)
1052 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
1054 * doc/cpp.texi: Update.
1055 * doc/cpp.1: Regenerate.
1057 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
1059 * doc/install.texi: Use correct markup hints.
1061 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1063 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
1065 * explow.c (expr_size): If DECL and size specified, use it.
1067 2001-06-15 Zack Weinberg <zackw@stanford.edu>
1069 * doc/cpp.texi: Formatting corrections.
1070 Correct buggy example of use of __GNUC__ etc.
1071 Clarify $ in identifiers.
1072 * doc/cpp.1: Regenerate.
1074 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
1076 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
1078 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1080 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
1082 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
1083 Added Tru64 UNIX V5.1 bootstrap hints.
1084 (Specific, alpha*-*-osf*): Removed old section, obsolete.
1086 2001-06-15 Andreas Jaeger <aj@suse.de>
1088 * doc/install.texi (Specific): Mention that glibc cannot be
1089 compiled with GCC 3.0.
1091 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
1093 * combine.c (nonzero_bits): Don't optimize away division by
1096 2001-06-15 Zack Weinberg <zackw@stanford.edu>
1098 * doc/cpp.texi: Revised and brought up to date.
1099 * doc/cpp.1: Regenerate.
1101 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
1103 * doc/install.texi: Update --enable-threads to match reality.
1105 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1107 * doc/install.texi: Update for C4x.
1108 * README.C4X: Remove.
1110 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1112 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1113 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1114 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
1115 Consistently use "built-in" and "bit-field". Minor logical markup
1117 * doc/gcc.1: Regenerate.
1119 2001-06-14 Richard Henderson <rth@redhat.com>
1121 * config/mips/mips.md (exception_receiver): New.
1123 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
1125 * doc/gcc.texi: Update passes documentation to be more in tune
1128 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
1130 * i386.c (ix86_expand_prologue): Fix merging conflict.
1132 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1134 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1135 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
1136 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
1137 logical markup. Use TeX quotes and dashes. Use @dots{} and
1138 @minus{}. Avoid spaces inside @var. Update last modification
1140 * doc/gcc.1, doc/gcov.1: Regenerate.
1142 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
1144 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
1145 x86_epilogue_using_move): New global variables.
1146 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
1147 (ix86_emit_save_regs_using_mov): New static function.
1148 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
1149 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
1150 MASK_MIX_SSE_I387): Renumber.
1151 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
1152 (x86_accumulate_outgoing_args, x86_prologue_using_move,
1153 x86_epilogue_using_move): Declare.
1154 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
1156 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
1158 * inclhack.def (hpux10_cpp_pow_inline): New hack.
1160 2001-06-13 Richard Henderson <rth@redhat.com>
1162 * ifcvt.c (dead_or_predicable): Fix return value last patch.
1164 2001-06-13 Mark Mitchell <mark@codesourcery.com>
1168 2001-06-13 Richard Henderson <rth@redhat.com>
1170 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
1171 (cond_exec_process_if_block, dead_or_predicable): Likewise.
1173 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1175 * mips-tfile.c (copy_object): Always pass indexNil for symbol
1178 2001-06-13 Kazu Hirata <kazu@hxi.com>
1180 * config/h8300/h8300.h (OK_FOR_T): Remove.
1181 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
1182 * config/h8300/h8300.md: Remove alternatives involving inc and dec
1183 in the helper patterns for addhi3 and addsi3.
1185 2001-06-13 Phil Edwards <pme@sources.redhat.com>
1187 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
1189 2001-06-13 Zack Weinberg <zackw@stanford.edu>
1191 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
1192 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
1194 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
1195 config/alpha/t-osf4, config/mips/t-iris6: Extract all
1196 references to @shlib_map_file@, @shlib_objs@, or
1197 @shlib_base_name@ to Makefile variables.
1198 Bump soname version of libgcc to 1.
1200 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1202 * doc/install.texi: Use more logical markup. Include @node
1203 commands in the source when generating any non-HTML.
1205 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1207 * README: Remove. Some of the contents moved to ../README.
1209 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1211 * doc/install.texi (--enable-shared): List package names
1214 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1216 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
1217 (*-*-solaris*): Document problem in /bin/sh that affects
1218 configuring libraries.
1219 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
1220 (*-sun-solaris2.8): Document linker problem that explains why
1221 libjava is disabled by default.
1223 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1226 * toplev.c (rest_of_compilation): Remove dead code before
1229 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1232 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1233 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1234 * configure: Rebuilt.
1236 2001-06-12 Jim Wilson <wilson@redhat.com>
1238 * loop.c (strength_reduce): Move bl->all_reduced set before
1239 check_ext_dependant_givs call.
1240 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
1242 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1244 * doc/extend.texi (Function Attributes): Document SH's sp_switch
1247 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1249 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
1252 2001-06-12 Richard Henderson <rth@redhat.com>
1254 * config/i386/i386.c (ix86_expand_prologue): Always use
1255 gen_pro_epilogue_adjust_stack; update arguments.
1256 (ix86_expand_epilogue): Likewise.
1257 (ix86_emit_epilogue_esp_adjustment): Remove.
1258 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
1259 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
1260 clobber of scratch memory instead of a modification of EBP as the
1261 barrier. Update all peepholes to match.
1263 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1265 * doc/gcc.texi: Change the font used for @def... commands to a
1267 * doc/extend.texi: Use more logical markup. Use "built-in"
1268 instead of "builtin". Use @deftypefn to mark up built-in
1269 functions; specify their types in the @deftypefn and not in the
1270 descriptive text. Use TeX quotes and dashes. Add more index
1273 2001-06-12 lars brinkhoff <lars@nocrew.org>
1275 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
1276 (DIR_SEPARATOR_2): Likewise.
1278 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1280 * doc/install.texi (--exec-prefix, --bindir, --libdir,
1281 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
1283 (--enable-cpp): Change to document --disable-cpp instead; update
1284 to reflect current default.
1285 (--without-fast-fixincludes): Remove documentation.
1286 (Final install): Document installation directories in more
1287 detail. Document use of make dvi.
1289 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1291 * recog.c (validate_replace_rtx_1): Fix previous patch.
1293 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1295 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
1297 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1299 * simplify-rtx.c (simplify_subreg): Allow volatile memory
1300 to be subregged in case we don't have move instruction.
1302 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1304 * loop.c: Include predict.h
1305 (strength_reduce): Drop branch prediction note in case
1306 number of iterations is known.
1307 * predict.def (PRED_LOOP_ITERATIONS): new.
1308 * Makefile.in (loop.o): Add dependancy on predict.h
1310 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1312 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
1314 * c-typeck.c (c_start_case): Likewise.
1316 2001-06-12 Mark Mitchell <mark@codesourcery.com>
1318 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
1319 in a structure at a variable address.
1321 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1323 * doc/gcov.texi: Use more logical markup.
1325 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1327 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
1328 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
1329 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
1332 2001-06-11 Stan Shebs <shebs@apple.com>
1334 * config/darwin.h (ASM_FILE_END): Remove decl of language_string.
1336 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1338 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
1339 as an early clobber to make sure it is not used by reload in
1340 one of the operands.
1342 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1344 * doc/c-tree.texi: Update information about flag_honor_std.
1345 * doc/install.texi: Note that binutils is required on HPUX 11.
1346 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
1349 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
1350 variable-sized types.
1352 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1354 * doc/md.texi: Use TeX dashes and quotes.
1356 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1358 * doc/rtl.texi: Reference manual chapter about trees.
1360 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1362 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
1363 (WINT_TYPE): Override.
1364 (WINT_TYPE_SIZE): Likewise.
1365 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
1367 * config/sparc/sol2.h (WINT_TYPE): Define.
1368 (WINT_TYPE_SIZE): Likewise.
1370 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
1371 (WINT_TYPE): Override.
1372 (WINT_TYPE_SIZE): Likewise.
1373 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
1374 (CPP_ARCH64_SPEC): Likewise.
1376 2001-06-11 Richard Henderson <rth@redhat.com>
1378 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
1379 with alias attribute.
1381 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
1382 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
1384 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1386 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
1388 2001-06-11 Stan Shebs <shebs@apple.com>
1390 * config/darwin.c (darwin_encode_section_info): Rewrite to simplify
1391 and fix coding mistakes.
1393 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
1395 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
1396 return string from m32r_output_block_move.
1397 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
1399 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
1401 (ROUND_ADVANCE): Remove signed/unsigned conflict.
1402 * config/m32r/m32r.c: Declare prototypes for static functions.
1403 (move_src_operand): Replace INT32_P with UINT32_P.
1404 (function_arg_partial_nregs): Fixed signed/unsigned conflict
1405 in initialisation of 'size'.
1406 (m32r_sched_reord): Remove redundant declarations of 'code'.
1407 (m32r_output_block_move): Change to a void function.
1408 (m32r_encode_section_info): Cast return of
1409 TREE_STRING_POINTER to avoid compile time warning.
1411 2001-06-11 Richard Henderson <rth@redhat.com>
1413 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
1414 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
1415 (struct machine_function): Add gp_save_rtx.
1416 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
1417 (alpha_gp_save_rtx): New.
1418 * config/alpha/alpha-protos.h: Declare it.
1419 * config/alpha/alpha.md (exception_receiver): Make an expander.
1420 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
1422 2001-06-11 Richard Henderson <rth@redhat.com>
1424 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
1426 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1428 * configure.in: Align --help messages.
1429 Remove trailing full stops.
1430 Consistently use lower case.
1431 Fix DWARF 2 spelling.
1432 * configure: Rebuilt.
1434 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1436 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
1437 variants for .cpp/.cp/.c++ files.
1438 Move definition of __LANGUAGE_C_PLUS_PLUS ...
1439 (CPLUSPLUS_CPP_SPEC): ... here.
1441 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1443 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
1445 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1447 * c-decl.c (store_parm_decls): When comparing types in an
1448 old-style function declaration with those from a previous
1449 prototype, compare the unqualified versions of parameter types.
1452 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1454 * doc/objc.texi: Use more logical markup. Use TeX dashes.
1456 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1458 * doc/c-tree.texi: Use more logical markup.
1460 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1462 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
1464 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
1466 * loop.c (scan_loop): Do not combine asm statements.
1468 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1470 * simplify-rtx.c (simplify_subreg): Fix offset calculation
1471 for complex values within a CONCAT.
1473 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1475 * doc/install.texi: Update details of what components are included
1476 in the GCC distribution. Update default directory for g++
1477 includes. Update documentation relating to old libio. Adjust
1478 documentation on DejaGnu environment variables. Remove
1479 documentation of --enable-cpplib.
1481 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1483 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
1486 2001-06-10 Richard Henderson <rth@redhat.com>
1488 * ifcvt.c (life_data_ok): New.
1489 (merge_if_block): Use it to determine whether to update
1491 (if_convert): Set it.
1493 2001-06-10 Richard Henderson <rth@redhat.com>
1495 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
1497 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
1499 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
1500 (SH Options): Document -mieee.
1501 * doc/install.texi (Final install): Remove obsolete information
1502 about installing cross compilers.
1503 * doc/gcc.1: Rebuilt.
1505 2001-06-10 Richard Henderson <rth@redhat.com>
1507 * config/alpha/alpha.c (override_options): Set align_loops,
1508 align_jumps, and align_functions.
1509 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
1510 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
1512 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1514 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
1515 are one and two words in size.
1517 2001-06-10 Richard Henderson <rth@redhat.com>
1519 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
1520 (Code Generation Options): Document -fnon-call-exceptions.
1522 2001-06-10 Mark Kettenis <kettenis@gnu.org>
1524 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
1526 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1528 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
1530 2001-06-10 Mark Mitchell <mark@codesourcery.com>
1531 Gabriel Dos Reis <gdr@codesourcery.com>
1533 * Makefile.in (c-parse.o): Depend on diagnostic.h
1534 (dwarf2out.o): Likewise.
1536 * dwarf2out.c: #include diagnostic.h
1538 * toplev.h (warningcount, errorcount, sorrycount): Remove
1541 * toplev.c (warningcount, errorcount, sorrycount): Remove
1544 * diagnostic.h (struct output_buffer): Reorder fields.
1545 (diagnostic_kind_count): New macro.
1546 (errorcount, warningcount, sorrycount): Define as macros.
1547 (diagnostic_report_warnings_p): New macro.
1548 (output_state): Add diagnostic_count field.
1550 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
1551 Remove tentative declaration.
1552 (count_error): Use diagnostic_report_warnings_p.
1554 * c-parse.in: #include diagnostic.h
1556 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1558 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
1559 prefer a memory for operand 1.
1560 ("*addsi3"): Fix constraints, the '!' was too strong.
1561 ("*addsi3_split"): Accept soft register and split accordingly.
1563 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1565 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1566 Move definition in the RTX_CODE section.
1568 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1570 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
1571 address as relative to the argument pointer.
1573 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1575 * predict.def (PRED_OPCODE): Place before call and error_return.
1577 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1579 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
1580 * predict.c (estimate_probability): Calculate dominance
1581 information; improve detection of NORETURN heuristics;
1582 add call/error_return heuiristics; tweak comparison heuristics
1585 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1587 * doc/invoke.texi (C Dialect Options): Document -aux-info.
1588 (Debugging Options): Document -print-multi-directory and
1590 * doc/gcc.1: Rebuilt.
1592 * toplev.c (independent_decode_option): Require `=' between
1593 `-aux-info' and filename in the same argument.
1594 * gcc.c: Don't pass -aux-info=filename twice.
1596 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1598 * expr.c (expand_expr, case ARRAY_REF): Do not replace
1599 an array element with the known initializing value if it has
1602 * toplev.c (rest_of_compilation): Remove dead code before
1605 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1607 * cppinit.c (print_help): Document -fpreprocessed.
1608 * invoke.texi: Similarly.
1610 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1612 * predict.def: New file.
1613 * predict.h: New file.
1614 * predict.c: Include predict.h.
1615 (predictor_info): New structure and array.
1616 (predict_edge, predict_insn): Rewrite; make global.
1617 (predict_edge_def, predict_insn_def): New global functions.
1618 (dump_prediction, combine_predictions_for_insns): New
1620 (estimate_probability): Change calls to predict_edge
1621 to predict_edge_def and calls to predict_insn to predict_insn_def;
1622 combine probabilities.
1623 (expected_value_to_br_prob): Behave as predictor.
1624 * rtl.h (REG_BR_PRED): Update coment.
1625 (invert_br_probabilities): New.
1626 * jump.c: Include predict.h
1627 (duplicate_loop_exit_test): Drop branch prediction notes.
1628 (invert_jump): Use invert_br_probabilities.
1629 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1630 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1631 * combine.c (distribute_notes): Handle BR_PRED.
1633 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1635 * predict.c (predict_insn, predict_edge): New static functions.
1636 (estimate_probability): Revamp to use new functions;
1637 fix loop header heruistics; add loop exist heruistics
1639 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1641 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1643 2001-06-09 Peter Jakubek <pjak@snafu.de>
1645 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1647 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1649 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1650 for integer operations that don't update C bit.
1652 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1654 * gthr-posix.h (__gthread_objc_init_thread_system): If
1655 pthread_key_create fails, it's not clear what the return value is.
1656 This obvious fix makes sure it always returns -1 if a problem
1659 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1661 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1662 more index entries. Use more logical markup where appropriate.
1663 Use TeX quotes and dashes.
1665 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1667 * unwind-pe.h: Conditionally qualify references to abort with
1670 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1672 * doc/invoke.texi: Remove superfluous text.
1674 2001-06-08 Richard Henderson <rth@redhat.com>
1676 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1677 (LIB_SPEC): Mirror config/linux.h version.
1679 2001-06-08 Richard Henderson <rth@redhat.com>
1681 * except.c (get_exception_pointer, get_exception_filter): Take a
1682 struct function. Update all callers.
1683 * except.h (get_exception_pointer): Update declaration.
1684 * expr.c (expand_expr): Update get_exception_pointer call.
1685 * integrate.c (expand_inline_function): Remap the exception pointer
1686 from callee to caller.
1688 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1690 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1691 accurately reflect its cv-qualification.
1692 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1693 cv-qualifiers on function types.
1695 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1697 * basic-block.h: Improve comments.
1698 * except.c (expand_eh_region_end_allowed): Remove redundant call
1699 to do_pending_stack_adjust.
1700 * flow.c (life_analysis): Fix typo in comment.
1701 (calculate_global_regs_live): Add documentation.
1702 (mark_set_1): Likewise.
1703 (debug_regset): Likewise.
1704 * doc/rtl.texi (cond_exec): Document it.
1706 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1708 * i386.h (CONST_COSTS): set cost of constants representable in
1709 immediate fields to 0.
1711 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1713 * function.c (diddle_return_value): Kill code to determine
1714 return value before expand_function_end.
1715 (expand_function_end): Delay call to clobber_return_register
1716 after fucntion return value is computed.
1718 Re-install temporary reverted patch:
1719 * toplev.c (rest_of_compilation): Call split_all_insns
1720 before reg-stack and shorten-branches. Do shorten-branches
1722 * final.c (shorten_branches): Remove insn splitting code.
1724 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1726 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1727 options. Use @opindex to index them rather than other indexing
1728 commands. Use @var{...} instead of <...>. Avoid spaces in names
1729 inside @var. Don't use @kindex to index escape sequences in
1732 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1734 * stmt.c (current_nesting_level): New fn.
1735 * tree.h: Declare it.
1736 * c-semantics.c (genrtl_compound_stmt): Use it.
1738 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1740 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1742 * jump.c (mark_modified_reg): Allow jump threading if condition
1743 codes are represented by a hard register.
1745 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1747 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1748 for complex floats passed to unprototyped functions.
1750 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1752 * except.c (expand_eh_region_end_allowed): Call
1753 do_pending_stack_adjust as necessary.
1755 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1757 * function.c (clobber_return_register): Clobber the pseudo return
1760 * sibcall.c (skip_unreturned_value): New function.
1761 (call_ends_block_p): Use it.
1763 * recog.c (split_insn): Break out from ...
1764 (split_all_insns): ... here; do not use basic block information
1767 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1769 * simplify-rtx.c (simplify_subreg): Fix verification of
1772 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1774 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1775 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1776 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1777 (CPLUSPLUS_CPP_SPEC): ... here.
1778 Fixes PRs c++/3047, target/441.
1780 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1782 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1784 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1786 * doc/gcc.texi: Add trailing slash to URL.
1788 2001-06-07 Stan Shebs <shebs@apple.com>
1790 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1791 (REDO_SECTION_INFO_P): Ditto.
1792 (STRIP_NAME_ENCODING): Ditto.
1793 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1794 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1795 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1796 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1797 * config/darwin.c: No longer include c-tree.h.
1798 (machopic_classify_ident): Rewrite to use symbol encoding.
1799 (lookup_name_darwin): Remove.
1800 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1801 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1802 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1803 (machopic_finish): Ditto, remove test of decl.
1804 (update_non_lazy_ptrs): New function.
1805 (darwin_encode_section_info): New function.
1806 * config/darwin-protos.h: Declare it.
1807 * config/rs6000/rs6000.c (machopic_output_stub): Use
1808 STRIP_NAME_ENCODING.
1810 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1812 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1813 (DECL_SOURCE_LINE): Likewise.
1815 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1817 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1818 from config/elfos.h.
1820 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1822 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1823 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1825 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1827 * doc/contrib.texi: Add copyright notice.
1829 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1831 * doc/md.texi: Use four digit years in copyright notice.
1833 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1835 * config.gcc: For $target_alias of athlon-*, set
1836 target_cpu_default2=5.
1838 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1840 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1841 end of last block if last real insn is a JUMP_INSN.
1843 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1847 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1849 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1850 pthread_t to objc_thread_t.
1851 (__gthread_objc_thread_id): Likewise.
1853 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1855 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1856 (ASM_OLDAS_SPEC): Likewise.
1858 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1859 (CPP_SUBTARGET_SPEC): Use it.
1860 (ASM_OLDAS_SPEC): Define.
1862 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1864 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1866 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1867 passed by reference.
1869 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1871 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1872 Document use of N_(...), and show it in examples. Note that
1873 documentation should be added to invoke.texi. Avoid an overfull
1876 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1878 * toplev.c (rest_of_compilation): Revert previous patch.
1879 * final.c (shorten_branches): Likewise.
1881 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1883 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1886 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1888 * doc/install-old.texi: Remove more obsolete documentation.
1890 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1892 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1894 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1896 * toplev.c (rest_of_compilation): Call split_all_insns
1897 before reg-stack and shorten-branches. Do shorten-branches
1899 * final.c (shorten_branches): Remove insn splitting code.
1901 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1903 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1904 * configure: Rebuilt.
1906 2001-06-07 Andreas Jaeger <aj@suse.de>
1908 * emit-rtl.c (operand_subword): Remove unused variable.
1910 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1912 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1913 if TARGET_64BIT is false.
1914 (floatdi?f_i386_only): New insn.
1915 (floatdi?f_i386): Disable for !TARGET_64BIT.
1917 * (min?f, max?f splitters): Handle case where
1918 operands are cross-matched.
1920 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1921 (MMX_REGISTER_NAMES): Kill.
1922 (PRINT_OPERAND): Fix comment.
1923 (PRINT_REG): Likewise.
1924 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1925 (print_operand): Update comment; kill 'm'.
1927 * i386.c (x86_branch_hints): New global variable
1928 (print_operand): Support outputting of branch prediction hints.
1929 * i386.md (conditional jump patterns): Add branch prediction hints
1931 * i386.h (x86_branch_hints): Declare
1932 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1933 (PRINT_OPERAND_FUNCT_VALID_P): New.
1934 * final.c (final_forward_branch_p): New function.
1936 2001-06-06 Richard Henderson <rth@redhat.com>
1938 * flow.c (mark_used_reg): Clean up looping over multiple hard
1939 registers. Do conditional life bits across multiple hard regs.
1941 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1943 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1944 deleted during reload.
1946 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1948 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1949 functions here, instead of ...
1950 * c-decl.c (c_expand_body): ... here.
1952 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1954 * config.gcc, config/sparc/bsd.h: Do not directly include
1955 sparc/sparc.h. Instead do it via tm_file.
1957 2001-06-05 Richard Henderson <rth@redhat.com>
1959 * dwarf2.h (DW_EH_PE_aligned): New.
1960 * dwarf2asm.c (eh_data_format_name): Name it.
1961 (dw2_asm_output_encoded_addr_rtx): Align for it.
1962 * dwarf2out.c (output_call_frame_info): Handle it for personality
1963 routine and LSDA pointers.
1965 * unwind-pe.h (DW_EH_PE_aligned): New.
1966 (base_of_encoded_value): Handle it.
1967 (read_encoded_value_with_base): Likewise.
1968 * unwind-dw2-fde.c (base_from_object): Likewise.
1969 (get_cie_encoding): Likewise.
1971 * config/alpha/elf.h: Remove ecoff commentary.
1972 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1974 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1976 * config.gcc, config/i386/bsd386.h: Do not directly include
1977 i386/386bsd.h. Instead do it via tm_file.
1979 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1981 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1984 2001-06-05 Pascal Obry <obry@act-europe.fr>
1986 * configure.in: Quote $enable_win32_registry in case the value has
1990 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1992 * print-rtl.c (xspaces): Remove.
1993 (print_rtx): Use printf field-width, rather than xpsaces, to
1995 * toplev.c (main): Disable sibling-call optimization if we are
1996 handling exceptions.
1998 2001-06-05 Bernd Schmidt <bernds@redhat.com>
2000 * reload1.c (reload): Delete all USEs generated during reload.
2002 2001-06-05 scott snyder <snyder@fnal.gov>
2004 * gccbug.in: Fix typo.
2006 2001-06-05 Andreas Jaeger <aj@suse.de>
2008 * builtins.def: Fix definition of __builtin_cosf, it uses float as
2009 parameter and return value.
2011 2001-06-04 Anthony Green <green@redhat.com>
2013 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
2014 machine. This is now done in sparc.h.
2016 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
2018 Correct CVS resurrection of invoke.texi.
2019 * doc/invoke.texi: Document new tree dump flags.
2021 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
2023 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
2024 for casting an aggregate to its own type. Fixes PR c/2735.
2026 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
2028 * doc/texinfo.tex: Update to version 2001-05-24.08.
2030 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
2032 * c-common.h (flag_dump_translation_unit): Remove.
2033 (enum tree_dump_index): Define.
2034 (TDF_ADDRESS, TDF_SLIM): New #defines.
2035 (dump_node_to_file): Remove.
2036 (dump_node): Make extern. Add flags.
2037 (dump_flag, dump_enabled_p, dump_begin, dump_end,
2038 dump_switch_p): Prototype.
2039 * c-common.c (flag_dump_translation_unit): Remove.
2040 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
2041 logic. Use dump_switch_p.
2042 * c-dump.h (struct dump_info): Add node and user fields.
2043 (dump_pointer): Declare.
2044 * c-dump.c (dump_node): Make extern. Add flags.
2045 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
2046 (dump_new_line, dump_maybe_newline): Use them.
2047 (dump_pointer): New function.
2048 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
2049 chain or function's body. Dump address, if TDF_ADDRESS set.
2050 (dump_flag): Define.
2051 (dump_node_to_file): Remove.
2052 (struct dump_file_info): New struct.
2053 (dump_files): New array.
2054 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
2055 * c-lang.c (finish_file): Adjust dumping.
2056 * toplev.h (dump_base_name): Make extern.
2057 * invoke.texi: Document new flags.
2059 2001-06-04 Mark Mitchell <mark@codesourcery.com>
2061 * c-tree.h (lang_decl): Add pending_sizes fields.
2062 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
2064 (c_expand_body): Expand them.
2065 (lang_mark_tree): Mark lang_decl:pending_sizes.
2066 * function.c (expand_pending_sizes): New function, broken out
2068 (expand_function_start): ... here.
2069 * tree.h (expand_pending_sizes): Declare it.
2071 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
2073 * doc/install.texi: Update FreeBSD information. Generalize
2074 and update information for alpha-based platforms using ELF.
2076 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
2078 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
2079 (store_parm_decls): Likewise.
2080 * c-typeck.c (convert_arguments): Likewise.
2082 2001-06-04 Richard Henderson <rth@redhat.com>
2084 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
2085 optimization if current_function_calls_setjmp.
2087 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
2089 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
2092 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2094 * simplify-rtx.c (simplify_subreg): Fix combining of
2095 paradoxical subregs.
2097 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2099 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
2100 (no_labels_between_p): Short circuit case beg==end.
2102 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2104 * rtlanal.c (operand_preference): Fix preference for objects.
2106 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2108 * gcse.c (handle_avail_expr): Be prepared to handle single_set
2111 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2113 * combine.c (if_then_else_cond): Use simplify_subreg instead
2115 * integreate.c (sub_constants): Likewise.
2117 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
2119 * emit-rtl.c (constant_subword): Deprecate; remove most of code
2120 and use simplify_gen_subreg.
2122 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
2124 * sibcall.c (skip_copy_to_return_value): recognize the situation
2125 when the called function's return value is copied into an
2126 intermediate pseudo, and then into the calling functions return
2129 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
2131 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
2132 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
2133 in case register wasn't OK previously, accept it now; allow
2134 subregs of frame pointer if reload completed and frame pointer
2137 * combine.c (sombine_simplify_rtx): Fix comment;
2138 use subreg_lowpart_offset instead of subreg_lowpart_p
2139 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
2140 * rtl.h (subreg_lowpart_parts_p): Kill.
2141 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
2142 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
2143 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
2144 (gen_lowpart_common): Likewise.
2145 (subreg_lowpart_p): Likewise.
2146 (subreg_lowpart_parts_p): Kill.
2147 (subreg_lowpart_offset, subreg_highpart_offset): New function.
2149 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
2150 to simplify SUBREG and REG.
2151 (gen_highpart): Use simplify_gen_subreg for all simplifications.
2153 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
2156 * rtlanal.c (replace_regs): Use simplify_gen_subreg
2158 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2160 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
2161 (ARRAY_RANGE_REF): Added description.
2163 * tree.def (ARRAY_RANGE_REF): New code.
2164 * alias.c (handled_component_p, can_address_p): Handle it.
2165 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2166 * explow.c (set_mem_attributes): Likewise.
2167 * expr.c (expand_assignment, get_inner_reference): Likewise.
2168 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
2169 * fold-const.c (operand_equal_p): Likewise.
2170 * tree.c (staticp, stabilize_reference): Likewise.
2171 * varasm.c (decode_addr_const): Likewise.
2173 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2175 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
2176 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
2178 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
2180 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
2181 mark_constant_pool_use before output_addr_const.
2182 (struct pool_node): New field wend.
2183 (add_constant): Note a sequence of constants that are referenced
2185 (pool_window_label, pool_window_last): New variables.
2186 (dump_table): Emit a unspec_volatile representing the end of a
2187 sequence of constants.
2188 (mark_constant_pool_use): New function.
2189 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
2190 (consttable_2): Add the second operand which flags whether
2191 this consttable entry was used or not.
2192 (consttable_4, consttable_8, consttable_sf, consttable_df):
2194 (consttable_window_end): New insn.
2196 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2198 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
2199 Reformat according to coding standards.
2202 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
2203 (shl_and_kind): Cast wide constant.
2204 (gen_far_branch): Define as static, as in declaration.
2205 (barrier_align): Compute cache-line length as unsigned. Add
2206 parentheses in initial credit computation.
2207 (rounded_frame_size): Add parentheses.
2208 (permanent_obstack): Remove declaration. Include ggc.h for
2209 declaration of ggc_add_root_rtx().
2210 (get_free_reg): Removed declaration of unused variable reg.
2211 (legitimize_pic_address): Mark mode argument as unused.
2213 2001-06-03 Igor Shevlyakov <igor@windriver.com>
2215 * config/sh/sh.c (output_branch): Support for insn with lenght
2216 attr 12 & 16 which represents cond branches outside +-4096 range.
2218 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2220 * config/sh/lib1funcs.asm (ic_invalidate): Align the
2221 cache-mirroring sequence. Add nops.
2223 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
2225 * doc/install-old.texi: Remove more old installation
2227 * doc/install.texi: Add relevant parts here.
2229 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2231 * doc/install.texi2html: New script.
2233 2001-06-03 David Edelsohn <edelsohn@gnu.org>
2235 * doc/install.texi: Update AIX information again.
2237 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2239 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
2240 installation documentation.
2241 * doc/install.texi: Move it to here.
2243 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2245 * doc/install.texi: Clean up Texinfo markup.
2247 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2249 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
2250 to just after title page.
2252 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2254 * doc/install-old.texi: Remove documentation of some configuration
2256 * doc/install.texi: Add relevant parts of this documentation here.
2258 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2260 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
2261 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
2263 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2265 * i386.md (all uses of ext_register_operand): Make sure they are
2266 VOIDmode; replace all uses outside zero_extend.
2267 (and?i splitters): Use ext_register_operands.
2268 (test?i peep2): Remove ignored constraints.
2269 * i386.c (ext_register_operand): Check that operand is
2270 eighter pseudo or hard or 'Q' register.
2272 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2274 * tree.h (struct record_layout_info_s): New field unpadded_align.
2275 (set_lang_adjust_rli): New declaration.
2276 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
2277 it would have if not packed, do not downgrade DECL_ALIGN.
2278 (lang_adjust_rli, set_lang_adjust_rli): New.
2279 (start_record_layout): Initialize new field unpadded_align.
2280 (debug_rli): Display it.
2281 (place_union_field, place_field): Set it.
2282 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
2284 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
2285 mean that; use proper names instead.
2286 Print DECL_NO_STATIC_CHAIN.
2288 * except.c (expand_builtin_frob_return_addr): Add missing call
2289 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
2290 (expand_builtin_eh_return): Likewise.
2291 (expand_eh_return): Clean up ptr_mode != Pmode cases.
2293 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
2295 * doc/invoke.texi: Remove references to papers about sequence points
2296 to readings.html, refer to that page.
2298 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2300 * README: Update references to installation instructions.
2302 2001-06-01 Laurent Guerby <guerby@acm.org>
2303 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2305 * doc/install.texi: Define srcdir when sources come from CVS.
2306 Significantly improve markup. Wrap overly long lines
2308 2001-06-01 DJ Delorie <dj@redhat.com>
2310 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
2311 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
2312 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
2313 gcov.1: Move to doc subdirectory.
2314 * install.texi: Move to doc/install-old.texi.
2315 * gcc.texi: Move to doc, refer to install-old.texi.
2316 * Makefile.in: Reflect move of docs to doc/.
2317 * f/Make-lang.in: Ditto.
2318 * java/Make-lang.in: Ditto.
2319 * doc/.cvsignore: New.
2321 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2323 * invoke.texi: use two spaces between command options, eliminate
2324 some 'overfull hboxes'
2326 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
2328 * Makefile.in (s-mlib): Make backtick-commands always succeed.
2329 (DRIVER_DEFINES): Ditto.
2331 2001-05-31 Richard Henderson <rth@redhat.com>
2333 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
2334 also link against libgcc.a.
2336 2001-05-31 Geoff Keating <geoffk@cygnus.com>
2338 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
2339 * config/mips/mips.c (mips_output_ascii): New function.
2340 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
2342 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
2344 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2346 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
2347 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
2349 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
2351 * install.texi (Configuration): Add html links for --with-gnu-as &
2352 --with-gnu-ld and refer to them from hppa & SCO triplets.
2353 (Specific): Link back to with-gnu-ld for all ELF platfoms.
2354 (Specific): Reword AVR binutils recommendation.
2356 2001-05-30 Zack Weinberg <zackw@stanford.edu>
2358 * ggc-page.c (size_lookup): Increase minimum allocation size
2360 (ggc_print_statistics): Report size of each bin in bytes, not
2361 as its order; there is no longer a direct relationship.
2363 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2365 * extend.texi: Fix formating of examples, eliminate some
2367 * gcc.texi: Eliminate some 'overfull hboxes'.
2368 * invoke.texi: Use two spaces between command options, eliminate
2369 some 'overfull hboxes'.
2371 2001-05-30 Richard Henderson <rth@redhat.com>
2373 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
2375 2001-05-30 Tom Tromey <tromey@redhat.com>
2377 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
2378 use it in the new association.
2380 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
2381 John David Anglin <dave@hiauly1.hia.nrc.ca>
2383 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
2384 to target type to allow ISO C++ compiler to accept it.
2385 * gthr-dce.h (__gthread_active_ptr): Likewise.
2386 * gthr-solaris.h (__gthread_active_ptr): Likewise.
2388 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2390 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
2391 so that we do accept comments in preprocessed input.
2393 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2395 * cpphash.c (alloc_node): Cast allocated pointer.
2397 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
2399 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
2401 2001-05-29 Stan Shebs <shebs@apple.com>
2403 * gcc.texi: Add links for information about Objective-C.
2405 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
2407 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
2408 /bin/sed fails on [^\"]).
2409 (configargs.h): Likewise.
2411 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2413 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
2415 2001-05-28 Stan Shebs <shebs@apple.com>
2417 * objc/objc.gperf: Remove, no longer used.
2419 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
2421 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
2422 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
2423 Remove trailing whitespace.
2425 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2427 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
2428 became http://freeware.sgi.com/.
2430 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
2432 * local-alloc.c (update_equiv_regs): Don't eliminate constant
2435 2001-05-27 Stan Shebs <shebs@apple.com>
2437 * objc/objc-act.c: Add/fix various comments.
2438 (init_selector): Remove, no longer used.
2439 (build_msg_pool_reference): Ditto.
2440 (objc_debug): Ditto.
2442 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2444 * c-decl.c (init_decl_processing):
2445 Don't call start_identifier_warnings.
2446 * flags.h (warn_id_clash, id_clash_len): Remove.
2447 * stringpool.c: Don't include flags.h.
2448 (scan_for_clashes, do_identifier_warnings,
2449 start_identifier_warnings): Remove.
2450 * toplev.c (warn_id_clash, id_clash_len): Remove.
2451 (display_help): Don't document -Wid-clash.
2452 (decode_W_option): Print warning on -Wid-clash.
2453 * tree.h (start_identifier_warnings): Remove.
2454 * invoke.texi: Remove documentation of -Wid-clash.
2456 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2458 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
2460 2001-05-27 Bruce Korb <bkorb@gnu.org>
2462 * fixinc/check.tpl(HACK) add and use a Scheme variable
2463 (has no test text): error out if no "test_text" is defined
2464 * fixinc/fixincl.tpl: likewise
2465 (FIXIDX): make it an enumeration so we minimize diffs
2466 * fixinc/inclhack.def: re-alphabetize and add sort instructions
2467 * fixinc/fixincl.x: regenerate
2468 * fixinc/tests/base/stdio.h: test output got moved due to
2470 * README-fixinc: rewrite (mostly)
2472 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2474 * cpplib.c (run_directive): Set pfile->directive.
2476 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2478 * c-tree.texi: Reformat the manual as a single chapter now
2479 included by gcc.texi.
2480 * gcc.texi: Include c-tree.texi. Merge all indexes.
2481 * Makefile.in (dvi): Add generation for the cppinternals
2482 documentation. Added dependencies on fdl.texi and c-tree.texi
2483 where appropriate. Use TEXI2DVI instead of custom tex calls.
2484 (info): Added dependencies on fdl.texi and c-tree.texi where
2485 appropriate. Remove the target c-tree.info.
2487 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
2489 * combine.c (try_combine): Fix typo in comment.
2490 * expr.c (expand_expr): Likewise.
2491 * config/i370/i370.md (untyped_call): Likewise.
2493 2001-05-26 Bruce Korb <bkorb@gnu.org>
2495 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2496 when fixincl is operating in test mode
2497 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
2498 (AAB_ultrix_limits): remove redundant text
2499 (AAB_ultrix_memory): ditto
2500 (AAB_ultrix_string): ditto
2501 (djgpp_wchar_h): fix the test text
2502 (irix_stdio_va_list): add test text
2503 (irix_limits_const): add a testing output file (limits.h is overwritten)
2504 (strict_ansi_not_ctd): put limits.h second in list for same reason
2505 (solaris27_mutex_init): test text needed selection text, too
2507 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2508 when fixincl is operating in test mode
2510 2001-05-26 Philip Blundell <philb@gnu.org>
2512 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2513 * config/i960/i960-protos.h: Likewise.
2514 * config/i370/i370-protos.h: Likewise.
2515 * config/h8300/h8300-protos.h: Likewise,
2516 * config/sh/sh-protos.h: Likewise.
2517 * config/v850/v850-protos.h: Likewise.
2519 2001-05-26 Philip Blundell <philb@gnu.org>
2521 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2523 2001-05-25 Zack Weinberg <zackw@stanford.edu>
2525 * toplev.c (debug_args, f_options, W_options): Mark
2526 descriptions for translation.
2527 (display_help): Translate descriptions on output.
2529 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
2530 objc/lang-options.h: Mark descriptions for translation.
2532 * aclocal.m4: Quote final argument of patsubst. Use
2533 3-argument form of AC_DEFINE. Restore quotes to [] while
2535 * configure.in: Remove unnecessary changequote calls.
2536 * configure, config.in: Regenerate.
2538 2001-05-25 Sam TH <sam@uchicago.edu>
2540 * basic-block.h: Fix header include guards.
2541 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
2542 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
2543 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
2544 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
2545 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
2546 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
2547 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
2548 varray.h version.h: Likewise.
2549 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
2550 config/arm/arm.h config/c4x/c4x-protos.h
2551 config/h8300/h8300-protos.h config/h8300/h8300.h
2552 config/i370/i370-protos.h config/i370/i370.h
2553 config/i960/i960-protos.h config/mcore/mcore.h
2554 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
2555 config/v850/v850-protos.h config/v850/v850.h: Likewise.
2556 * fixinc/fixlib.h fixinc/server.h: Likewise.
2558 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
2560 * config/arc/initfini.c (.init): Fix typo.
2562 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
2564 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
2566 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2568 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
2570 2001-05-25 Richard Henderson <rth@redhat.com>
2572 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
2574 2001-05-25 Richard Henderson <rth@redhat.com>
2576 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
2577 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
2578 (sparc*-*-solaris2): Likewise.
2579 * config/t-linux: Remove shared libgcc macros.
2580 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
2581 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
2583 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
2585 * config.gcc (*-*-freebsd*): Report bad configuration.
2587 2001-05-25 David Edelsohn <edelsohn@gnu.org>
2589 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
2591 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
2593 (ASM_OUTPUT_LABELREF): Delete.
2595 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2597 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
2598 strict_ansi_only): Don't run if stdc_0_in_system_headers.
2599 * fixinc/fixincl.x: Regenerate.
2600 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2601 (FIX_TEST_TABLE): Declare it.
2602 * fixinc/fixlib.h: Include config.h.
2604 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2606 * fixinc/inclhack.def (alpha___assert): Change char * args to
2607 const char * on Tru64 UNIX to avoid excessive warnings from
2609 * fixinc/fixincl.x: Regenerate.
2611 2001-05-25 Geoff Keating <geoffk@redhat.com>
2613 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2614 outputting a tag only for variable-size records.
2616 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2618 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2619 instead of rtx_equal_p for early clobber test.
2621 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2623 * builtins.def: Encode additional information, such as names and
2625 * builtin-types.def: New file.
2626 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2627 (built_in_decls): Likewise. Don't explicitly initialize global
2629 (expand_builtin_mathfn): Handle float and long double variants of
2631 (expand_builtin): Likewise.
2632 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2633 (expand_tree_builtin): Handle long, long long, float, and long
2634 double variants of math functions.
2635 * c-common.h (c_tree_index): Remove some unused nodes.
2636 (void_ftype): Remove.
2637 (void_type_ptr): Likewise.
2638 (int_ftype_int): Likewise.
2639 (ptr_ftype_sizetype): Likewise.
2640 * c-decl.c (init_decl_processing): Remove creation of DWARF
2642 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2643 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2644 * Makefile.in (c-common.o): Depend on builtin-types.def.
2646 2001-05-25 Dale Johannesen <dalej@apple.com>
2648 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2650 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2652 * c-parse.in (notype_initdcl): Remove redundant line.
2654 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2656 * aclocal.m4: Fixed typo.
2657 (gcc_AC_HEADER_STDBOOL): Define.
2658 (gcc_AC_C__BOOL): Define.
2659 * configure.in: Use them.
2660 (AC_CHECK_HEADERS): Remove stdbool.h
2661 * configure, config.in: Regenerate.
2663 2001-05-25 Richard Henderson <rth@redhat.com>
2665 * function.c (expand_function_start): Don't abort on PARALLEL
2666 returns from hard_function_value.
2668 2001-05-25 Richard Henderson <rth@redhat.com>
2670 * config/i386/i386.md: Revert previous change. Do not apply
2671 the peephole if the components do not die after the sequence.
2673 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2675 * c-parse.in (array_declarator): New. Handle C99 constructs.
2676 Don't restrict [*] declarators to C only.
2677 (after_type_declarator, parm_declarator_starttypename,
2678 parm_declarator_nostarttypename, notype_declarator,
2679 direct_absdcl1): Use it.
2680 * c-decl.c (build_array_declarator, set_array_declarator_type):
2681 New functions. Warn that [*] isn't properly implemented; pedwarn
2682 for [*] outside C99 mode if pedantic rather than giving a hard
2684 (grokdeclarator): Handle static and type qualifiers in parameter
2686 * c-tree.h (build_array_declarator, set_array_declarator_type):
2688 * extend.texi (Attribute Syntax): Document attributes in parameter
2691 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2693 * config/i386/i386.md: Make sure cmpstr peepholes do not
2694 affect liveness information.
2696 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2698 * c-typeck.c (digest_init): Issue error messages about
2699 invalid constants, not warnings.
2701 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2703 * invoke.texi (-fno-builtin): Document that this is always on
2706 2001-05-24 Philip Blundell <philb@gnu.org>
2708 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2711 2001-05-24 Philip Blundell <philb@gnu.org>
2713 * config/arm/arm.c (output_return_instruction): Correctly handle
2714 interworking and interrupt functions.
2716 2001-05-24 Philip Blundell <philb@gnu.org>
2718 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2719 -m{no-}sched-prolog. Fix typos and improve formatting.
2721 2001-05-24 Philip Blundell <philb@gnu.org>
2723 * invoke.texi (ARM Options): Improve wording slightly. Add
2724 documentation for more options, including those for Thumb mode.
2725 Don't mention options that don't exist or are unimplemented.
2726 (Thumb Options): Delete; merged into above section.
2728 2001-05-24 Geoff Keating <geoffk@redhat.com>
2730 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2731 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2733 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2735 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2736 fix hard register simplification.
2738 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2740 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2741 of just copying CPP_CPU_SPEC.
2743 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2745 * i386.c (incdec_operand): Accept only 1 and -1.
2747 2001-05-23 Kelley Cook <kelley.cook@home.com>
2749 * Makefile.in: Move many of the *_H definitions eariler in the
2750 file, so that rules in t-* files that use them for
2751 dependencies will work in a parallel build.
2752 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2754 2001-05-23 Richard Henderson <rth@redhat.com>
2756 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2758 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2760 * cpp.texi: Update for handling of charconsts.
2761 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2762 diagnostics. Skip to the end if the UCS is too short.
2763 (cpp_interpret_charconst): Long charconsts issue a warning
2766 2001-05-23 Richard Henderson <rth@redhat.com>
2768 * doc/install.texi (alpha-linux): Require binutils 2.11.
2770 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2772 * c-lex.c (read_escape, read_ucs): Delete.
2773 (lex_string): Use cpp_parse_escape.
2774 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2775 if not C++ or not C99. Warn if traditional.
2776 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2777 unsigned. Warn for out-of-range escape sequences here.
2778 Update to use maybe_read_ucs.
2779 (cpp_interpret_charconst): Don't warn here.
2780 * cpplib.h (cpp_parse_escape): New exported function.
2782 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2784 * extend.texi (Attribute Syntax): Clarify application of
2785 attributes to parameters declared as functions or arrays.
2787 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2789 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2791 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2793 * diagnostic.c (vnotice): Kill.
2794 (fnotice): Call vfprintf directly.
2795 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2796 verbatim, set_diagnostic_context): Rename string argument to
2797 indicate that it is run through gettext.
2798 (vbuild_message_string, build_message_string, output_do_printf):
2799 Rename string argument to indicate that it is NOT run through
2801 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2802 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2803 Run msgid argument through gettext.
2804 (default_print_error_function): Run constant strings through
2805 gettext when nothing else will.
2806 (fatal_error, internal_error, error_recursion): Use fnotice.
2807 Present complete sentences to gettext.
2809 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2811 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2813 2001-05-23 Richard Henderson <rth@redhat.com>
2815 * function.c (expand_function_start): Always use a pseudo
2816 for the function result value.
2818 2001-05-22 Richard Henderson <rth@redhat.com>
2820 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2821 section pointer alignment.
2823 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2825 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2826 of __USER_LABEL_PREFIX__.
2828 2001-05-22 Richard Henderson <rth@redhat.com>
2830 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2831 (__deregister_frame_info_bases): New.
2832 * unwind-dw2-fde.h: Declare it.
2833 * libgcc-std.ver: Export it.
2834 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2835 called __register_frame_info_bases.
2837 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2839 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2840 instead of #elif (which is OK for this case but not in general).
2842 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2844 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2845 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2846 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2847 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2848 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2850 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2851 David O'Brien <obrien@freebsd.org>
2853 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2854 configure-time options and target version of FreeBSD. Set-up
2855 to match architectural change in threading support. Correctly
2856 report when -pthread option is not supported by configure-time
2858 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2859 and extend to encode target version number in run-time setting
2860 of __FreeBSD__ macro to match the system compiler.
2861 (CPP_PREDEFINES): Likewise.
2862 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2864 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2865 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2867 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2868 David O'Brien <obrien@freebsd.org>
2870 * config.gcc (the unlabeled system switch statement): Add
2871 generic configuration section to handle *-*-freebsd*. Also,
2872 to match the system compiler, default to threading support (it
2873 may be disabled with the standard --disable-threads
2874 configuration-time switch).
2875 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2876 (alpha*-*-freebsd* in machine-specific section): Likewise.
2878 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2879 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2880 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2881 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2882 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2884 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2885 David O'Brien <obrien@freebsd.org>
2887 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2888 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2889 -pthread instead setting macro.
2891 2001-05-22 Richard Henderson <rth@redhat.com>
2893 * crtstuff.c (__register_frame_info_bases): Declare.
2894 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2895 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2897 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2898 (CRT_GET_RFIB_DATA): New.
2899 * config/i386/sysv4.h: Likewise.
2900 * config/i386/sco5.h: Likewise.
2901 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2903 2001-05-22 Richard Henderson <rth@redhat.com>
2905 * rtl.c (read_string): Break out from ...
2906 (read_rtx): ... here.
2908 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2910 * doc/install.texi (Specific): Remove a bogus and duplicate part
2911 copied from the end of the document.
2913 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2915 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2917 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2919 * install.texi: Remove obsolete information on SunOS as well as
2920 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2921 (Installing GNU CC on the Sun): Remove section.
2923 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2925 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2926 keep errno unchanged on success.
2928 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2930 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2931 once for hexadecimal floats, whether or not they contain a decimal
2932 point. Don't let the setting of pedantic otherwise affect the
2933 parsing of hexadecimal floats.
2935 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2937 * README.ACORN: Remove obsolete file.
2939 2001-05-22 Jan Hubicka <jh@suse.cz>
2941 * combine.c (gen_binary): Use swap_commutative_operands_p
2942 (simplify_comparison): Likewise.
2943 * expmed.c (emit_store_flag): Likewise.
2944 * expr.c (compare_from_rtx): Likewise.
2945 (do_compare_rtx_and_jump): Likewise.
2946 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2947 if not emitting a branch and operands want swapping.
2949 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2951 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2952 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2953 (maybe_get_identifier): Update.
2954 * tree.h (make_identifier): Delete.
2956 2001-05-21 Richard Henderson <rth@redhat.com>
2958 * combine.c (subst): Do not substitute for a register as
2959 a destination subreg/strict_low_part/zero_extract.
2961 * combine.c (simplify_comparison): Update op1 after constant
2963 * recog.c (const_int_operand): Accept only constants valid
2965 * genrecog.c: Update comments wrt const_int_operand.
2967 * emit-rtl.c (init_emit_once): Zero unused memory in a
2970 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2972 * tree.h (type_num_arguments): Declare it.
2973 * tree.c (type_num_arguments): New function.
2975 2001-05-21 Richard Henderson <rth@redhat.com>
2977 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2980 2001-05-21 Geoff Keating <geoffk@redhat.com>
2982 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2984 (minsf3): Use rs6000_emit_minmax.
2985 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2987 (movsfcc): Use rs6000_emit_cmove.
2988 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2989 Don't generate emit_fselsfsf4.
2990 (fseldfsf4): Likewise.
2991 (maxdf3): Use rs6000_emit_minmax.
2993 (mindf3): Use rs6000_emit_minmax.
2994 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2996 (movdfcc): Use rs6000_emit_cmove.
2997 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2998 Don't generate emit_fselsfsf4.
2999 (fselsfdf4): Likewise.
3000 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
3001 (min_max_operator): New predicate.
3002 (rs6000_emit_cmove): New function.
3003 (rs6000_emit_minmax): New function.
3004 * config/rs6000/rs6000-protos.h: Prototype new functions.
3005 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
3006 and min_max_operator.
3008 * config/rs6000/rs6000.c (output_cbranch): Handle all
3009 conditional types in the switch statement.
3011 2001-05-21 Mark Mitchell <mark@codesourcery.com>
3013 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
3014 non-register variables.
3015 * extend.texi: Document that asm-specifications do not make sense
3016 for non-static local variables.
3018 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
3020 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
3021 (dbxout_type_fields): Lose minimal_debug support.
3022 (dbxout_type_methods, dbxout_type): Likewise.
3024 2001-05-17 Andrew Haley <aph@redhat.com>
3026 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3028 2001-05-21 Richard Henderson <rth@redhat.com>
3030 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
3033 2001-05-20 Richard Henderson <rth@redhat.com>
3035 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
3036 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
3037 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
3038 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
3039 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
3041 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
3042 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
3043 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
3044 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
3045 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
3046 DEBUG_PUBNAMES_SECTION): Rename as above.
3047 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
3049 2001-05-20 Richard Henderson <rth@redhat.com>
3051 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
3052 operands unless the operation is commutative.
3054 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3056 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
3059 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
3061 * extend.texi: Clarify documentation of extensions included in ISO
3062 C99. Prefer C99 terminology and syntax to old GNU terminology and
3063 syntax. Add more index entries. Document mixed declarations and
3064 code as an extension in C89 mode. Warn about future changes to
3065 semantics of inline functions. Fixes PR other/930.
3067 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3069 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
3070 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
3071 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
3072 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
3074 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
3076 2001-05-20 Richard Henderson <rth@redhat.com>
3078 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
3079 to be output before a branch.
3081 2001-05-20 Richard Henderson <rth@redhat.com>
3083 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
3085 2001-05-20 Richard Henderson <rth@redhat.com>
3087 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
3088 (ASM_DOUBLE): Remove.
3089 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
3090 * config/i386/sun386.h: Likewise.
3092 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
3093 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
3095 * config/i386/cygwin.h (INT_ASM_OP): Remove.
3096 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
3097 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
3098 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
3100 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
3101 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
3102 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
3103 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
3104 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
3105 * config/i386/win32.h: Likewise.
3107 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
3109 * invoke.texi: Add more options to summary list.
3111 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
3113 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
3114 used. Fixes PR c/2291.
3115 * gcc.1: Regenerate.
3117 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3119 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
3120 the -fpic and -fPIC options, clear flag_pic.
3122 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
3124 * hashtable.c (calc_hash): Fix HASHSTEP definition.
3125 * stringpool.c (make_identifier): No statistics here anymore.
3126 * objc-act.c (steup_string_decl): Remove redundant check.
3128 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
3130 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
3131 cpplib.o, cpphash.o, fix-header): Update.
3132 (hashtable.o): New target.
3133 * c-common.h: Include cpplib.h. Define C_RID_CODE and
3134 struct c_common_identifier here.
3135 * c-lang.c (c_init_options): Update. Call set_identifier_size.
3136 * c-lex.c (c_lex): Update.
3137 * c-pragma.h: Update.
3138 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
3140 (C_RID_CODE): Delete.
3141 * cpphash.c: Rewrite to use hashtable.c.
3142 * cpphash.h: Update include guards.
3143 (struct cpp_reader): Remove hashtab.
3144 hash_ob and buffer_ob are no longer pointers. Add hash_table
3146 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
3147 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
3148 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
3149 * cppinit.c (cpp_create_reader): Update.
3150 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
3151 (cpp_interpret_charconst): Eliminate warning.
3152 * cpplib.c (do_pragma, do_endif, push_conditional,
3153 cpp_push_buffer, cpp_pop_buffer): Update.
3154 (_cpp_init_stacks): Rename cpp_init_directives.
3155 (_cpp_cleanup_stacks): Remove.
3156 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
3157 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
3158 cpp_forall_identifiers, cpp_create_reader): Update.
3159 (C_RID_CODE, cpp_make_node): New.
3160 (c_common_identifier): New identifier node for C front ends.
3161 * cppmain.c (main): Update.
3162 * fix-header.c (read_scan_file): Update.
3163 * flags.h (id_clash_len): Make unsigned.
3164 * ggc.h (ggc_mark_nonnull_tree): New.
3167 * stringpool.c: Update comments and copyright. Update to use
3169 * toplev.c (approx_sqrt): Move to hashtable.c.
3170 (id_clash_len): Make unsigned.
3171 * toplev.h (ident_hash): New.
3172 * tree.c (gcc_obstack_init): Move to hashtable.c.
3173 * tree.h: Include hashtable.h.
3174 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
3175 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
3176 (struct tree_identifier): Update.
3177 (make_identifier): New.
3179 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
3180 (C_RID_CODE): Remove.
3181 * lex.c (cxx_init_options): Call set_identifier_size. Update.
3182 (init_parse): Don't do it here.
3184 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
3186 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
3188 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
3190 (expand_eh_return): Convert between word_mode and Pmode.
3191 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
3193 (execute_stack_op): Likewise.
3194 (execute_cfa_program): Likewise.
3195 (uw_frame_state_for): Likewise.
3196 (uw_update_context_1): Likewise.
3197 * unwind.inc (_Unwind_Reason_Code): Likewise.
3198 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
3199 (EH_RETURN_STACKADJ_RTX): Likewise.
3200 * config/mips/mips.c (compute_frame_size): Make space for saving
3201 EH return registers.
3202 (mips_expand_epilogue): Handle EH stack adjustments.
3203 * config/mips/mips.md (eh_return): New pattern.
3204 (eh_set_lr_si): Likewise.
3205 (eh_set_lr_di): Likewise.
3206 Add splitter to perform EH return after reload.
3208 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3210 * jump.c (mark_jump_label): Tidy previous change.
3212 2001-05-19 Bruce Korb <bkorb@gnu.org>
3214 * fixinc/genfixes: no need for two warnings
3215 * fixinc/Makefile.in: open stdin for those building with a closed one.
3217 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3219 * jump.c (jump_optimize_1): Tidy.
3220 (mark_jump_label): When changing the label in a LABEL_REF, change
3221 update any REG_EQUAL notes as well.
3223 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
3225 * c-parse.in (parm_declarator): Split into
3226 parm_declarator_starttypename and parm_declarator_nostarttypename.
3227 (parm_declarator_starttypename, parm_declarator_nostarttypename):
3228 New. Allow parenthesised sub-declarators which don't begin with a
3229 TYPENAME. Fixes PR c/166.
3231 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3233 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
3235 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3237 * toplev.c (main): If the target does not allow profiling without
3238 a frame pointer, issue an error message.
3239 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3242 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3244 * recog.c (general_operand): Modify last change to allow it if reload
3247 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3249 * recog.c (general_operand): Prohibit nonzero subreg bytes on
3250 subregs containing mem.
3252 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
3254 * regrename.c (regrename_optimize): frame pointer register can
3257 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
3259 * README.DWARF: Move into dwarfout.c.
3261 2001-05-18 Dale Johannesen <dalej@apple.com>
3263 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
3264 specific misuse of r0 as a reload address.
3266 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
3268 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
3271 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3273 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
3274 (add_to_sequence): Make that decision type.
3275 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
3276 (write_switch, write_cond, debug_decision_2): Likewise.
3278 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
3280 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
3283 2001-05-18 Stan Shebs <shebs@apple.com>
3285 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
3286 * configure: Regenerate.
3288 2001-05-18 Per Bothner <per@bothner.com>
3290 Changes needed for java/jvspec.c
3291 * gcc.h (n_infiles, outfiles): Add declarations.
3292 * gcc.c (n_infiles, outfiles): Mske no longer static.
3294 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
3296 * config/pa/som.h (EXCEPTION_SECTION): Define.
3298 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
3300 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
3302 Add have_location_lists, a variable to determine whether we need a
3303 .debug_loc section or not.
3304 (enum dw_val_class): Add dw_val_class_loc_list.
3305 (dw_val_struct): Add val_loc_list.
3306 (dw_loc_list_struct): New structure, represents location lists.
3307 (new_loc_list): New function, return a new location list, given
3308 the range and location expression.
3309 (add_loc_descr_to_loc_list): New function, add a location
3310 expression to a location list, given the expression and range.
3311 (output_loc_list): New function, output a location list.
3312 (gen_internal_sym): Modified to take symbol prefix, so we can
3313 reuse it for location list symbols.
3314 (add_AT_loc_list): New function, add a location list to a DIE at
3315 the named attribute.
3316 (AT_loc_list): New function, return the location list reference
3317 for a given attribute, if it's a location list.
3318 (print_die): Handle dw_val_class_loc_list.
3319 (size_of_die): Ditto.
3320 (value_format): Ditto.
3321 (output_die): Ditto.
3322 (output_location_lists): New function, output all of the location
3323 lists for a DIE and it's children.
3324 (dwarf2out_finish): Call output_location_lists if we have location
3328 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3330 * gcse.c (try_replace_reg): First try global replace, later try to
3331 simplify the expression.
3333 * gcse.c (find_used_regs): Change calling convention; work via
3335 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
3337 2001-05-18 Bernd Schmidt <bernds@redhat.com>
3340 2001-02-09 Nick Clifton <nickc@redhat.com>
3341 * config/arm/arm.md: Change output constraint on post inc
3342 load/store multiple patterns to be a read/write constraint.
3344 2001-05-18 Mark Mitchell <mark@codesourcery.com>
3346 * basic-block.h (struct basic_block_def): Add documentation about
3347 what a basic block is, and what the various fields are used for.
3348 * flow.c (calculate_globlal_regs_live): Add documentation about
3349 how the algorithm works, and how we know that it will terminate.
3350 Check that the the inductive assumption that guarantees
3351 termination actually holds.
3352 (mark_used_regs): Treat conditionally set registers as used.
3353 (debug_regset): Add comment.
3354 * rtl.texi (cond_exec): Add documentation.
3356 * function.c (expand_function_start): Avoid creating BLKmode
3359 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3361 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
3362 DIE, even if it has no children.
3363 (dwarf2out_finish): Always output the line-number table, even if
3366 2001-05-18 David Edelsohn <edelsohn@gnu.org>
3368 * rs6000.md (movsfcc,movdfcc): Remove NE case.
3370 2001-05-17 Bruce Korb <bkorb@gnu.org>
3372 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
3373 * fixinc/genfixes: emit a warning if AutoGen is out of date
3375 2001-05-17 Brendan Conoboy <blc@cygnus.com>
3376 Bruce Korb <bkorb@gnu.org>
3378 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
3379 found in fixinc directory. Facilitates binary distributions.
3381 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
3383 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
3386 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
3388 * dwarf2out.c (modified_type_die): Equate qualified type to die.
3390 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3392 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
3393 (simplify_subreg): Handle complex types represented as CONCAT.
3395 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
3396 * rtl.h (swap_commutative_operands_p): Declare.
3397 * rtlanal.c (swap_commutative_operands_p): New.
3398 (operand_preference): New static function.
3400 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
3401 (gen_binary): Likewise.
3402 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
3403 * simplify-rtx.c (simplify_gen_binary,
3404 simplify_gen_relational): Likewise.
3406 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3408 * cse.c (fold_rtx): Use simplify_subreg.
3410 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
3411 (simplify_gen_subreg): New.
3412 (simplify_rtx): Use simplify_subreg.
3413 * rtl.h (simplify_gen_subreg): Declare.
3415 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3417 * doc/install.texi: Update Solaris information.
3419 * except.h (protect_cleanup_actions): Remove it.
3420 (lang_protect_cleanup_actions): Declare it.
3421 * except.c (protect_cleanup_actions): Remove it.
3422 (lang_protect_cleanup_actions): New variable.
3423 (init_eh): Don't make protect_cleanup_actions a GC root.
3424 (expand_eh_region_and_cleanup): Call
3425 lang_protect_cleanup_actions.
3426 (output_function_exception_table): Remove unused `align'
3428 * varasm.c (assemble_external): Abort if we have not yet
3429 opened the assembly output file.
3431 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
3433 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
3434 for eh_personality_libfunc.
3436 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3438 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
3439 when calling simplify_subreg. This is needed to allow replacing
3440 of expression of one mode by expression of different mode.
3442 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3444 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
3446 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3448 * expr.c (protect_from_queue): Protect against subsequent calls to
3450 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
3453 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3455 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
3457 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3459 * gccbug.in (CATEGORIES): Add "bootstrap".
3461 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3463 * simplify-rtx.c (simplify_subreg): Break out from ...
3464 * combine.c (combine_splify_rtx) ... here and ...
3465 * recog.c (validate_replace_rtx_1): ... here;
3466 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
3467 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
3468 (subreg_lowpart_p): ... here.
3470 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3472 * stmt.c (expand_asm_operands): For inout operands, make sure
3473 the substitution of '=' for '+' makes it into the rtl.
3475 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
3476 (reload_as_needed): Call update_eliminable_offsets a bit later.
3478 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3480 * gcc.texi (gccbug): Refer to the web pages for detailed information
3483 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3485 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
3487 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
3488 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
3489 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
3490 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
3491 * cross-make: Don't set LIBGCC1.
3492 * mklibgcc.in: Delete all code for building from libgcc1.c.
3493 Always honor LIB1ASMFUNCS if set.
3495 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
3496 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
3497 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
3498 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
3499 config/i386/uwin.asm, config/m68hc11/larith.asm,
3500 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
3501 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
3502 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
3503 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
3504 Delete or update references to libgcc1 in commentary.
3506 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
3507 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
3508 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
3509 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
3510 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
3511 config/arm/t-semi, config/arm/t-strongarm-coff,
3512 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
3513 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
3514 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
3515 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
3516 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
3517 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
3518 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
3519 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
3520 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3521 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
3522 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
3523 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
3524 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
3525 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
3526 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
3527 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
3528 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
3529 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
3530 config/mips/t-ultrix, config/mn10200/t-mn10200,
3531 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
3532 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
3533 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
3534 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
3535 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
3536 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
3537 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
3538 config/sparc/t-sparclite, config/sparc/t-splet,
3539 config/sparc/t-sunos41, config/sparc/t-vxsparc,
3540 config/sparc/t-vxsparc64, config/v850/t-v850:
3541 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
3543 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
3544 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
3545 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
3546 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
3547 nongcc_SI_type, nongcc_word_type, or perform_*
3548 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
3550 * config/i386/386bsd.h, config/i386/beos-elf.h,
3551 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3552 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
3553 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
3554 Don't include i386/perform.h.
3556 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
3557 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
3558 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
3559 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
3560 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
3561 config/vax/t-openbsd, config/vax/t-vax: Delete.
3563 * config.gcc: Remove references to deleted files.
3564 (arm-semi-aof): Use arm/t-semi for tmake_file.
3566 * gcc.texi, install.texi, invoke.texi, tm.texi:
3567 Delete or rewrite text which is no longer relevant now that
3568 libgcc1 no longer exists.
3570 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
3571 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
3573 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
3574 Bruce Korb <bkorb@gnu.org>
3576 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
3579 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3581 * i386.md: Add two peepholes to clean up code generated by
3584 2001-05-16 Richard Henderson <rth@redhat.com>
3586 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
3587 variants of non-absolute encodings.
3589 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3591 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
3592 __register_frame_info_table_bases): Export.
3594 2001-05-16 Richard Henderson <rth@redhat.com>
3596 * except.c (eh_data_format_name): Move to ...
3597 * dwarf2asm.c: ... here. Use designated initializers if available.
3598 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
3599 * dwarf2asm.h: Update declarations.
3600 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3601 ASM_PREFERRED_EH_DATA_FORMAT.
3602 (output_call_frame_info): Likewise. Use 'L' augmentation for
3605 * unwind-dw2-fde.h (struct fde_vector): New.
3606 (struct old_object): Rename from struct object.
3607 (struct object): New.
3608 (__register_frame_info_bases): Declare.
3609 (__register_frame_info_table_bases): Declare.
3610 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3611 * unwind-dw2-fde.c (objects): Remove.
3612 (unseen_objects, seen_objects): New.
3613 (__register_frame_info_bases): New.
3614 (__register_frame_info): Use it.
3615 (__register_frame_info_table_bases): New.
3616 (__register_frame_info_table): Use it.
3617 (__deregister_frame_info): Rewrite for changed object struct.
3618 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3619 (fde_unencoded_compare): Rename from fde_compare; uninline.
3620 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3621 (start_fde_sort): Adjust for new definition of fde_vector.
3622 (fde_insert): Likewise.
3623 (end_fde_sort): Likewise. Select comparison function based
3624 on properties of the object.
3625 (fde_split): Take object and fde_compare_t arguments.
3626 (frame_heapsort, fde_merge): Likewise.
3627 (classify_object_over_fdes): Rename from count_fdes. Handle
3628 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3630 (add_fdes): Handle encoded pointers.
3631 (init_object): Rename from frame_init. Update for new struct object.
3632 (linear_search_fdes): Rename from search_fdes. Handle encoded
3634 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3635 (binary_search_single_encoding_fdes): New.
3636 (binary_search_mixed_encoding_fdes): New.
3637 (search_object): New.
3638 (_Unwind_Find_FDE): Update for new struct object. Fill in
3640 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3641 iterating over EH data.
3642 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3643 fde_encoding, lsda_encoding.
3644 (read_uleb128, read_sleb128): Remove.
3645 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3646 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3647 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3649 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3651 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3653 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3654 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3655 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3656 cpp_spell_token, cpp_output_token): Similarly.
3657 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3658 do_pragma_poison, parse_assertion, do_assert): Similarly.
3659 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3660 save_parameter, _cpp_create_definition, check_trad_stringification,
3661 cpp_macro_definition): Similarly.
3662 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3663 * c-lex.c (cb_undef, c_lex): Similarly.
3664 * fix-header.c (recognized_function): Similarly.
3665 * cpplib.h (NODE_LEN, NODE_NAME): New.
3666 (cpp_hashnode): Rename length len.
3668 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3670 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3673 2001-05-16 Andreas Jaeger <aj@suse.de>
3675 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3677 * toplev.c: Include dwarf2asm.h for prototype of
3678 dw2_output_indirect_constants.
3680 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3682 * stmt.c (expand_asm_operands): Be able to offload addressof
3683 expression to memory. (PR optimization/185)
3685 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3687 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3688 applying distributive law.
3690 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3692 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3694 * gthr-dce.h (UNUSED): Attribute unused macro.
3695 (__gthread_key_dtor): Make arguments UNUSED.
3696 (__gthread_key_delete): Revise for compatibility with DRAFT4
3699 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3701 * doc/install.texi: Update AIX information.
3702 * README.RS6000: Remove obsolete file.
3704 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3705 Nathan Sidwell <nathan@codesourcery.com>
3707 * gcc.c (give_switch): Don't write before start of string.
3708 Always append suffix.
3710 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3712 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3715 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3717 * README.ALTOS: Remove obsolete file.
3719 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3721 * c-lex.h (save_and_forget_protocol_qualifiers,
3722 forget_protocol_qualifiers, remember_protocol_qualifiers):
3723 Remove deleted functions' prototypes.
3725 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3727 * c-parse.in (methodtype): New production.
3728 (methoddef, methodproto): Collapse separate '-' and '+'
3731 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3733 * c-common.h (RID_FIRST_PQ): New.
3734 * c-parse.in (objc_pq_context): New.
3735 (objc parser): Set objc_pq_context rather than calling
3736 remember_protocol_qualifiers and forget_protocol_qualifiers.
3737 Don't call save_and_forget_protocol_qualifiers.
3738 (yylexname): Handle objc protocol qualifiers here.
3739 * stringpool.c (struct str_header): Replace with sp_hashnode.
3740 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3741 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3742 Allocate an IDENTIFIER_NODE for each identifier.
3743 (FORALL_STRINGS, set_identifier): Delete.
3744 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3745 (ggc_alloc_string): Use an obstack.
3746 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3747 * tree.h: Update comments.
3748 (set_identifier): Delete.
3749 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3750 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3751 remember_protocol_qualifiers): Delete.
3753 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3755 * flow.c (life_analysis): After life analysis is complete, do
3756 an optional scan over insns looking for REG_LABEL notes that
3757 reference a deleted label.
3758 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3759 before peeking at LABEL_NUSES.
3761 2001-05-15 Richard Henderson <rth@redhat.com>
3763 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3764 (_Unwind_GetTextRelBase): New.
3766 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3768 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3770 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3772 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3773 so that CHOOSE_SECTION gets used.
3775 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3776 TARGET_RELOCATABLE like flag_pic for now.
3778 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3780 * rs6000.md (movdi splitter): Sign extend more efficiently.
3781 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3782 to "long long" valid on 32-bit and 64-bit hosts.
3783 (logical_operand): Cast trunc_int_for_mode return value.
3784 (rs6000_emit_move): Shift macro to encapsulate variable.
3785 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3786 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3787 plus_constant requires signed argument.
3789 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3791 * gthr-posix.h: Make additional pthread-* functions weak.
3793 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3795 * recog.c (apply_change_group): Avoid unneeded validating.
3797 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3799 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3800 (num_insns_constant): CONST_INT can be 64-bits.
3802 2001-05-14 Stan Shebs <shebs@apple.com>
3804 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3805 (LIBGCC_SPEC): Don't define.
3807 2001-05-14 Richard Henderson <rth@redhat.com>
3809 * configure.in (gcc_cv_as_eh_frame): New test.
3810 * config.in, configure: Rebuild.
3811 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3813 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3815 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3816 extended precision divide.
3818 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3820 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3821 for RETURNS as well.
3823 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3825 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3826 (CPP_CPU??_SIZE_TYPE): New.
3827 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3828 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3829 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3830 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3832 * i386.c (override_options): Add sorry about not suported modes.
3834 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3836 * config/pa/som.h (NM_FLAGS): Remove.
3837 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3838 (ASM_OUTPUT_SECTION_NAME): Remove.
3839 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3841 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3843 * regrename.c (regrename_optimize): Do not rename registers to
3846 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3848 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3849 contain MEMs. Remove useless distinction about clobbering
3852 2001-05-13 Geoff Keating <geoffk@redhat.com>
3854 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3855 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3856 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3857 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3858 (EXCEPTION_SECTION): Define.
3860 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3862 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3863 binary backward compat only.
3864 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3865 in LIB2FUNCS. Pass it to mklibgcc.
3866 * mklibgcc.in: Handle LIB2FUNCS_ST.
3868 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3870 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3872 * tm.texi (THREAD_MODEL_SPEC): Document it.
3873 * gcc.c (main): Use it.
3874 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3875 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3877 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3879 * rtl.h (SYMBOL_REF_WEAK): New macro.
3880 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3881 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3882 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3883 * gcc.texi: Remove wrong description.
3885 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3887 * Makefile.in (STAMP): New macro.
3888 Replace all uses of `touch' with $(STAMP).
3889 * fixinc/Makefile.in: Likewise.
3891 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3893 * configure.in: ldopen is never in -lexc, so don't test for it.
3894 Add test for exc_resume in -lexc for Ada.
3895 * configure: Regenerated.
3897 2001-05-12 Richard Henderson <rth@redhat.com>
3899 * dwarf2asm.c (size_of_encoded_value): New function.
3900 * dwarf2asm.h: Declare it.
3901 * except.c (output_function_exception_table): Align the TType
3902 array only as wide as the encoding.
3904 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3906 * extend.texi: Document #pragma GCC java_exceptions.
3908 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3910 * c-parse.in (bison parser, init_reswords): Remove uses of
3912 * c-tree.h (doing_objc_thang): Remove.
3914 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3916 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3917 about files not ending in newlines.
3919 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3921 * dwarfout.c (dwarfout_init): Add cast.
3922 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3923 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3925 * method.c (build_mangled_C99_name): Remove unused prototype.
3927 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3929 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3931 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3933 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3934 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3936 2001-05-11 Richard Henderson <rth@redhat.com>
3938 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3939 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3940 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3941 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3942 (dw2_output_indirect_constants): Prototype.
3943 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3944 current_function_func_begin_label if we'll need it for EH. Exit
3945 early for IA64_UNWIND_INFO.
3946 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3947 (eh_data_format_name): Update for indirect references.
3948 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3949 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3950 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3951 define HAVE_eh_return etc.
3952 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3953 (final_end_function): Don't call output_function_exception_table.
3954 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3955 (rest_of_compilation): Invoke output_function_exception_table
3956 for ia64 before assemble_end_function.
3957 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3958 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3960 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3961 * unwind.h: Declare them.
3962 * libgcc-std.ver: Export them.
3963 * unwind-pe.h: New file.
3965 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3967 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3969 (find_fde_for_dso): Extract DT_PLTGOT.
3970 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3971 the segment and gp as well.
3972 * config/ia64/frame-ia64.c: Remove file.
3973 * config/ia64/frame-ia64.h: Remove file.
3974 * config/ia64/unwind-ia64.c: New file.
3975 * config/ia64/unwind-ia64.h: New file.
3976 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3977 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3978 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3979 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3980 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3981 (IA64_UNWIND_INFO): Re-enable.
3982 (HANDLER_SECTION): Remove.
3983 (EH_RETURN_DATA_REGNO): New.
3984 * config/ia64/ia64.md (exception_receiver): Remove.
3985 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3986 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3988 2001-05-11 Richard Henderson <rth@redhat.com>
3990 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3991 calls and jumps to be bundled together.
3992 (ia64_reorg): Emit a break after a noreturn call that ends
3994 * config/ia64/ia64.md (break_f): New.
3996 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3998 * c-lex.c (lex_charconst): Convert into a simple wrapper
3999 around cpp_interpret_charconst, to which most of the code
4001 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
4002 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
4003 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
4004 (lex): Use cpp_interpret_charconst.
4005 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
4006 hex_digit_value): New functions.
4007 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
4008 * cpplib.h (cpp_interpret_charconst): New prototype.
4009 * Makefile.in: Update.
4011 2001-05-12 Dean Wakerley <dean@wakerley.com>
4013 * doc/install.texi: New file. Converted to texinfo from the HTML
4014 documentation in wwwdocs/htdocs/install.
4016 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
4018 * gcse.c (insert_insn_end_bb): Do not search for assignments to
4019 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
4021 * toplev.c (compile_file): Move comment for opening output
4022 file to just before the code that opens the output file.
4024 2001-05-11 Jakub Jelinek <jakub@redhat.com>
4026 * regmove.c (regmove_optimize): Suppress the optimization for
4027 unchanging destination register. Add comment above function.
4029 2001-05-11 Zack Weinberg <zackw@stanford.edu>
4031 * Makefile.in: Exterminate all references to assert.h.
4032 * cross-make: Likewise.
4034 * configure.in: Correct commentary.
4035 * configure: Regenerate.
4037 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
4040 * config/t-freebsd, config/t-linux, config/t-linux-aout,
4041 config/t-netbsd, config/t-rtems, config/x-linux,
4042 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
4043 No need to override INSTALL_ASSERT_H.
4045 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
4046 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
4047 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
4049 2001-05-11 Graham Stott <grahams@redhat.com>
4051 * combine.c (simplify_comparison): Fix typo.
4053 2001-05-11 Mark Mitchell <mark@codesourcery.com>
4055 * loop.h (struct movables): Remove `num'.
4056 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
4057 Adjust call to strength_reduce.
4058 (num_unmoved_movables): New function.
4059 (move_movables): Don't set movables->num.
4060 (strength_reduce): Compute the number of instructions in the loop
4061 here, rather than in the caller.
4062 (check_dbra_loop): Always clear reversible_mem_store if there
4063 are any memory sets.
4064 (loop_regs_scan): Don't count instructions here.
4065 (count_insn_in_loop): New function.
4067 2001-05-11 Mark Mitchell <mark@codesourcery.com>
4069 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
4071 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
4073 * c-common.c (finish_label_expr): New function, lifted from
4074 from cp/semantics.c.
4075 * c-common.h (finish_label_expr, lookup_label): New prototypes.
4076 * c-parse.in: Move 3 blocks of parser code into new functions.
4077 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
4078 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
4079 (lookup_label): Remove.
4081 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
4083 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
4084 FLOAT_BIT_ORDER_MISMATCH.
4086 2001-05-10 David Edelsohn <edelsohn@gnu.org>
4088 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
4089 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
4091 2001-05-10 David Edelsohn <edelsohn@gnu.org>
4093 * expr.c (emit_group_load): extract_bit_field requires a REG or
4096 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
4098 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
4099 a computed jump into an unconditional jump.
4100 In second hunk of code for collapsing computed and conditional jumps
4101 into unconditional jumps, reemit the jump in additional cases.
4103 * jump.c (jump_optimize_1): Do not wrap the new jump target
4104 inside a LABEL_REF; gen_jump will do that automatically.
4106 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
4108 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
4109 contents for a SYMBOL_REF in case of floating point constants.
4111 2001-05-10 DJ Delorie <dj@redhat.com>
4113 * c-common.c (combine_strings): Widen strings in a
4114 host-endian-independent way.
4116 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
4118 * c-parse.in: Remove many shift/reduce conflicts. Update
4120 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
4121 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
4122 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
4123 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
4124 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
4125 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
4126 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
4127 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
4128 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
4129 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
4130 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
4131 typespec_reserved_nonattr, typespec_reserved_attr,
4132 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
4133 structsp_nonattr, components_notype, component_notype_declarator,
4134 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
4135 firstparm, setspecs_fp): New
4136 (typed_declspecs, reserved_declspecs, typed_typespecs,
4137 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
4138 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
4139 declmods_no_prefix_attr, nonempty_type_quals, structsp,
4140 type_quals): Remove. Users updated.
4141 (initdecls, notype_initdecls, after_type_declarator,
4142 parm_declarator, notype_declarator, absdcl1, components, ivars):
4143 Don't allow attributes at the start of a declarator; include them
4144 in the production containing the declarator instead. Always
4145 require type specifiers before trying to redeclare a typedef name.
4146 (typename): Allow for attributes but warn that they are ignored.
4147 (parmlist, firstparm, setspecs_fp): Include attributes in
4148 parmlist; suck them off the parser stack in firstparm using
4151 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
4153 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
4154 to determine if a block has an unconditional jump at its end.
4156 * jump.c (jump_optimize_1): When converting a conditional jump
4157 to an unconditional jump, build the jump using gen_jump instead
4158 of just modify operands in-place.
4160 2001-05-09 Zack Weinberg <zackw@stanford.edu>
4162 * cppinit.c (cpp_post_options): Shut off macro expansion if
4164 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
4165 IN_I directives only if the # is in column 1 and the directive
4166 name begins in column 2.
4167 * cppmain.c (scan_buffer): Insert a space between # and an
4168 identifier, when that identifier is a directive name.
4170 * tradcpp.c (struct file_buf): Add a pointer to the next entry
4171 in the header search path.
4172 (enum node_type): Add T_INCLUDE_NEXT.
4173 (directive_table): Add entry for include_next.
4174 (do_include_next): New function.
4175 (process_include): New routine, broken out of do_include.
4176 (finclude): Insert 'nhd' argument, to be copied into
4177 next_header_dir of the new buffer.
4178 (main): Adjust to match.
4179 * gsyslimits.h, limity.h: Un-indent #include_next.
4181 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
4183 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
4184 inclusion as a chapter of the GCC manual.
4185 * gcc.texi: Include objc.texi.
4186 * fdl.texi: Use @unnumberedsec for the addendum.
4187 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
4189 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4191 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
4193 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
4195 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
4196 handling of two-address insns.
4198 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
4200 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
4201 ../binutils/nm-new instead of ../binutils/nm.
4203 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4205 * i386.md (movdi splitter): Fix the splitting condition
4206 (float_extenddftf splitter): Fix mode.
4208 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4210 * genrecog.c (write_switch): Avoid outputting of switch for
4211 types wider than int.
4213 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
4215 * reload1.c (copy_eh_notes): New function.
4216 (emit_input_reload_insns): Call it.
4217 (emit_output_reload_insns): Call it.
4219 2001-05-07 Zack Weinberg <zackw@stanford.edu>
4221 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
4223 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
4224 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
4226 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
4228 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
4230 * pa.md (interspace_jump): Revise comment.
4231 (builtin_longjmp): Block initial setup insns from delay slot of
4233 (builtin_setjmp_receiver): New expander to save and restore PIC
4236 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
4238 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
4240 * toplev.c (compile_file): Set up the output file before we call
4241 the various initializers for the compiler.
4243 * except.c (sjlj_mark_call_sites): Do not search for assignments to
4244 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
4246 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
4247 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
4249 2001-05-06 Zack Weinberg <zackw@stanford.edu>
4251 * Makefile.in (tradcpp0): Correct typo in dependency list.
4253 2001-05-06 Geoff Keating <geoffk@redhat.com>
4255 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
4256 the link register if we're not going to use it.
4258 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
4259 (output_function_profiler): Likewise.
4261 2001-05-07 Alan Modra <amodra@one.net.au>
4263 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
4265 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
4267 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
4268 zero-extend it. Make abs_inc unsigned.
4270 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
4271 widest mode in narrowing and widening operations.
4273 * config/mips/mips.md: Sign extend CONST_INTs.
4275 2001-05-06 Andreas Jaeger <aj@suse.de>
4277 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
4278 (i386 Options): Document -momit-leaf-frame-pointer.
4280 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4282 * c-typeck.c (internal_build_compound_expr): Check for
4283 array to pointer conversion just once.
4285 2001-05-05 Richard Henderson <rth@redhat.com>
4287 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
4289 2001-05-05 Richard Henderson <rth@redhat.com>
4291 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
4292 to the parent of the fixup region.
4294 2001-05-05 Jakub Jelinek <jakub@redhat.com>
4296 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
4298 * cpp.texi (__NO_INLINE): Document it.
4300 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4302 * cppfiles.c (struct include_file): New member err_no.
4303 (find_or_create_entry): Set it.
4304 (open_file): Don't set fds to -2. Instead, use err_no to
4305 remember previous errors, if any.
4307 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4309 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
4310 between X and Y by using sequences of xgdx and xgdy.
4312 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4314 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
4315 of '!' for the 'D' alternative ('!' is too strong).
4316 ("*logicalsi3_silshl16"): Likewise.
4317 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
4318 ("movstrictsi"): Remove spurious '+'.
4319 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
4320 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
4321 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
4324 2001-05-04 David Edelsohn <edelsohn@gnu.org>
4326 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
4328 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
4330 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
4333 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4335 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
4338 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4340 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
4341 soft register, use ror instead of rol.
4343 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4345 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
4346 into account pre/post increment decrement for 68HC12.
4347 Fix other problems in replacement and fix call to reg_mentioned_p.
4349 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4351 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
4352 Put the soft registers in bss for 68HC12.
4353 (L_regs_d3_4): New for _.d3 and _.d4.
4354 (L_regs_d5_6): Likewise.
4355 (L_regs_d1_2): Likewise.
4356 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
4358 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4360 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
4361 to the pre-processor when -fshort-double is specified.
4362 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
4364 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4366 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
4367 (__mulsi3): Rewrite for 68HC12.
4368 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
4369 Mark 'x' constraint with earlyclobber to prevent a
4370 RELOAD_FOR_OTHER_ADDRESS to go in it.
4371 (mulhi3_m68hc12): New pattern.
4372 (mulhi3_m68hc11): Rename of mulhi3.
4373 (mulhi3): New expand for 68HC12 optimisation.
4374 (umulhisi3, mulhisi3): New patterns for 68HC12.
4376 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4378 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
4379 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
4380 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
4382 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4384 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
4385 constants cheap after reload.
4386 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
4388 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
4389 so that gcc prefers a shift by 16.
4390 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
4392 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
4394 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
4396 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4398 * alpha.h: NULL_PTR -> NULL.
4405 * i386.md: Likewise.
4408 * m68hc11.h: Likewise.
4409 * rs6000.h: Likewise.
4412 * sparc.h: Likewise.
4416 * final.c: Likewise.
4418 * recog.c: Likewise.
4420 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4422 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
4423 `bool' parameter to `int'.
4425 * hash.c (hash_lookup): Likewise.
4427 * hash.h (hash_lookup): Likewise.
4429 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
4431 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4433 * i386.c (x86_initialize_trampoline): Fix mode of constant.
4435 2001-05-03 Geoff Keating <geoffk@redhat.com>
4437 * invoke.texi (i386 Options): Delete references to -malign-jumps,
4438 -malign-loops, -malign-functions.
4439 * i386.c (ix86_align_funcs): Delete.
4440 (ix86_align_loops): Delete.
4441 (ix86_align_jumps): Delete.
4442 (override_options): Mark -malign-* as obsolete. Emulate their
4443 behaviour with the -falign-* options. Default -falign-* from
4444 the processor table.
4445 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
4446 patch of Wed May 2 13:09:36 2001.
4447 (LOOP_ALIGN): Delete.
4448 (LOOP_ALIGN_MAX_SKIP): Delete.
4449 (LABEL_ALIGN_AFTER_BARRIER): Delete.
4450 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
4452 2001-05-04 Andreas Jaeger <aj@suse.de>
4454 * except.h: Add prototype declaration for
4455 expand_builtin_init_dwarf_reg_sizes.
4457 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
4459 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
4461 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4463 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
4465 ("bitcmpqi2"): New pattern for bit-extract and test.
4466 ("bitcmphi"): New pattern for bitb/bita instructions.
4468 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4470 * gccbug.in: Use a temporary directory when the mktemp command is
4473 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4475 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
4477 (INITIALIZE_TRAMPOLINE): Call it.
4478 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
4479 (TRAMPOLINE_TEMPLATE): Remove.
4480 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
4481 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
4484 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4486 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
4487 and crtendS.o with PIC.
4489 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4491 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
4493 (___subdi3, ___adddi3): Use x instead of y as index register.
4494 (__init_bss_section, __map_data_section): Optimize for 68HC12.
4495 (__memset, __memcpy): Likewise.
4496 (regs): Put the soft registers in bss for 68HC12.
4497 (abort): Use trap to abort for 68hc12.
4498 (__mulhi3, __mulhi32): Use emul for 68hc12.
4499 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
4501 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4503 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
4504 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
4505 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
4506 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
4507 Set 68HC12 min offset to -65536.
4508 (print_operand): Put parenthesis arround the operand if it refers
4509 to a symbol having the same name as a register.
4510 (m68hc11_z_replacement): When z register is replaced by its
4511 equivalent soft register, force the insn to be re-recognized.
4512 (m68hc11_check_z_replacement): Fix the test when destination is
4513 the index register and z dies in the insn.
4514 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
4516 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4518 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
4519 costs according to processor variant.
4520 (m68hc11_shift_cost): New function to compute shift costs.
4521 (m68hc11_rtx_costs): Define costs according to processor variant.
4522 (m6811_cost): Costs for 68HC11.
4523 (m6812_cost): Costs for 68HC12.
4524 (COSTS_N_INSNS): Remove.
4526 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
4527 (DEFAULT_RTX_COSTS): Remove.
4528 (CONST_COSTS): Define costs according to OUTER_CODE.
4529 (processor_costs): New struct to define costs.
4530 (m68hc11_cost): Pointer to current costs.
4532 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4534 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
4535 and use m68hc11_notice_keep_cc when using leax/leay.
4536 (addhi3 split): Reject split if the insn is handled by
4538 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
4539 push must be handled in a special way if the source operand uses
4540 sp as index register.
4541 (m68hc11_notice_keep_cc): New function.
4542 (m68hc11_gen_movhi): Use it when an insn changes a register but
4544 (m68hc11_gen_movqi): Fix move for 68HC12.
4545 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
4547 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4549 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4550 and don't pass operands[0] to emit_library_call_value.
4552 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4554 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4555 (zero_extendsi split): Simplify and use (zero_extendhi).
4556 (*addhi3): Remove 'w' constraint since stack pointer is handled
4558 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4559 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4560 (*ashrhi3_const): Fix shift by 7.
4561 (*lshrsi3_const16): Fix template.
4562 (call, call_value): Fix constraint and predicate.
4564 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4566 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4567 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4568 (CC_REGNUM): Likewise.
4569 (*unnamed splits): Use above constants instead of hard coded numbers.
4570 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4571 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4572 (*return_16bit, *unnamed peepholes): Likewise.
4574 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4576 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
4577 rs6000/rs6000.h twice.
4579 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
4581 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
4582 (CPP_SPEC): Conditionally define MSDOS and GO32.
4583 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
4584 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
4586 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
4588 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4590 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
4592 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4594 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4595 * integrate.c (expand_inline_function): Use xcalloc to allocate
4597 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4600 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4602 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4605 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4607 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
4608 linker if -mrelax is given.
4609 (TARGET_SWITCHES): Document -mrelax.
4611 Re-installed 2001-01-09's patch:
4612 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4613 if it's wider than long and the target's long is wider than the
4616 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4618 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4619 directly include rs6000/rs6000.h. Instead do it in tm.h.
4621 2001-05-02 Stan Shebs <shebs@apple.com>
4623 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4624 NSConstantString for NeXT-style runtimes.
4625 (STRING_OBJECT_GLOBAL_NAME): New macro.
4626 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4627 OCTI_STRING_CLASS_DECL.
4628 (constant_string_global_id): New macro.
4629 (string_class_decl): Ditto.
4630 (setup_string_decl): New function.
4631 (build_objc_string_object): Use it to build a NeXT runtime
4632 compatible string initializer.
4634 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4636 * tradcpp.c (do_define): Make sure we don't walk past limit.
4638 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4640 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4641 offsets if not REG_OK_STRICT.
4643 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4644 (INT_REG_OK_FOR_INDEX_P): Likewise.
4645 (INT_REG_OK_FOR_BASE_P): Likewise.
4646 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4647 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4648 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4649 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4650 REG_OK_FOR_BASE_P. Take an additional parameter.
4651 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4652 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4653 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4654 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4655 rs6000_legitimate_address() and use it.
4656 * config/rs6000/rs6000.c: Update all callers.
4657 (rs6000_legitimate_address): New function.
4659 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4661 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4662 special_constant conditional blocks together.
4664 2001-05-02 Dale Johannesen <dalej@apple.com>
4666 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4668 (STRICT_ARGUMENT_NAMING): Define.
4669 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4670 function_arg_partial_nregs, setup_incoming_varargs): Remove
4671 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4674 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4676 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4678 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4681 * expr.c (store_field): Do nothing except elaborate side-effects if
4684 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4686 * c-lex.c: NULL_PTR -> NULL.
4688 * emit-rtl.c: Likewise.
4690 * genpeep.c: Likewise.
4692 * mips-tdump.c: Likewise.
4693 * reload1.c: Likewise.
4694 * rtlanal.c: Likewise.
4696 * stor-layout.c: Likewise.
4697 * toplev.c: Likewise.
4699 2001-05-01 Per Bothner <per@bothner.com>
4701 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4702 call do_pending_stack_adjust before emiting label.
4704 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4706 * extend.texi: Fix typo.
4708 2001-05-01 Stan Shebs <shebs@apple.com>
4710 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4711 of UOBJC_MODULES_decl.
4712 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4713 (generate_descriptor_table): Ditto.
4714 (generate_protocols): Ditto.
4715 (generate_protocol_list): Ditto.
4716 (generate_classref_translation_entry): Ditto.
4718 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4720 * invoke.texi (Optimize Options): Add documentation for `--param
4721 max-delay-slot-insn-search' and `--param
4722 max-delay-slot-live-search' and reorder --param section.
4723 * params.def: Modify initial comment.
4724 * params.h (param_info): Add `help' member.
4725 * toplev.c (lang_independent_params): Include `help' description.
4726 (display_help): Print --param parameters.
4728 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4730 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4731 Remove references to deleted files.
4732 (*-*-openbsd): No need to override xmake_file.
4733 (*-*-sysv4): Treat like *-*-sysv.
4735 * configure.in: Probe for ldopen in various places, and set up
4736 collect2 to be linked with them if found.
4737 Don't dink with Windows registry stuff unless $host_os is a
4738 Win32 os name. Check to see if we need -ladvapi32.
4739 * configure: Regenerate.
4741 * Makefile: Get rid of CLIB and HOST_CLIB.
4742 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4743 * build-make: Get rid of HOST_CLIB.
4745 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4746 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4747 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4748 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4749 config/rs6000/x-rs6000: Delete.
4751 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4754 24 x-host fragments remain, 0 x-cpu, 3 top level.
4756 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4758 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4759 * configure: Regenerate.
4761 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4763 * Makefile.in (install-headers): Remove redundant dependency.
4765 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4767 * c-tree.texi (USING_STMT): Document.
4769 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4771 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4772 * c-common.c: Likewise.
4773 * c-decl.c: Likewise.
4774 * combine.c: Likewise.
4775 * rs6000.c: Likewise.
4776 * except.c: Likewise.
4777 * explow.c: Likewise.
4779 * fold-const.c: Likewise.
4780 * function.c: Likewise.
4783 * integrate.c: Likewise.
4785 * objc/objc-act.c: Likewise.
4786 * recog.c: Likewise.
4787 * reg-stack.c: Likewise.
4788 * reload.c: Likewise.
4789 * reload1.c: Likewise.
4790 * simplify-rtx.c: Likewise.
4792 * varasm.c: Likewise.
4794 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4796 * diagnostic.def: New file.
4797 * diagnostic.h (diagnostic_t): New enum.
4798 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4800 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4802 * tsystem.h: Test only POSIX for availability of string.h
4804 * config.gcc (all systems): If USG appeared in xm_defines,
4805 change it to POSIX. If both USG and POSIX appeared, just
4806 delete USG. Remove unnecessary quotes around xm_defines
4808 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4809 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4810 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4811 powerpc-*-linux*): No need to set xm_defines - handled by
4812 global settings for *-*-linux*.
4814 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4816 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4817 Always include gstab.h, not system stab.h. Don't provide
4818 default definitions of N_CATCH or N_OPT. Always use the
4819 gstab.h variant of STAB_CODE_TYPE.
4820 * final.c: Don't include stab.h/gstab.h at all, or provide
4821 defaults for N_SLINE and N_SOL.
4823 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4824 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4826 * sdbout.c: Always include gsyms.h instead of system syms.h.
4828 * configure.in: No need to check for stab.h.
4829 * configure, config.in: Regenerate.
4830 * Makefile.in (final.o): Don't depend on gstab.h.
4832 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4833 Richard Henderson <rth@redhat.com>
4835 * extend.texi: Improve documentation of volatile asms.
4837 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4839 * c-tree.texi: Fix thinko.
4840 * gcc.texi: Likewise.
4842 2001-04-30 Richard Henderson <rth@redhat.com>
4844 * c-common.c (c_promoting_integer_type_p): New function, from the
4845 corpse of old macro. Properly promote too-small enumerations and
4846 booleans. Adjust all callers.
4847 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4848 (c_promoting_integer_type_p): Declare.
4849 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4850 * c-typeck.c: Likewise.
4851 (default_conversion): Remove now redundant boolean check.
4853 2001-04-30 Jan Hubicka <jh@suse.cz>
4854 Richard Henderson <rth@redhat.com>
4856 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4858 (combine_stack_adjustments_for_block): Don't combine stack
4859 allocation followed by deallocations. Handle grow-up stacks.
4861 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4863 * fdl.texi: New file.
4864 * c-tree.texi: Use the GFDL.
4865 * gcc.texi: Likewise.
4867 2001-04-30 Stan Shebs <shebs@apple.com>
4869 * invoke.texi: Add a section documenting Objective-C options.
4871 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4873 * emit-rtl.c (try_split): Copy EH notes to sequence.
4875 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4877 * regmove.c (record_stack_memrefs): Catch all references to the
4880 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4882 * Makefile.in (stmp-fixinc): quote shell assignment values
4884 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4886 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4890 * prefix.c: Likewise.
4892 2001-04-28 Stan Shebs <shebs@apple.com>
4894 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4895 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4896 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4897 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4899 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4900 (NEXT_OBJC_RUNTIME): Define.
4902 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4904 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4905 * simplify-rtx.c (simplify_gen_relational): Likewise.
4907 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4909 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4910 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4912 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4913 registers in SSE case; fix handling of the immediates.
4914 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4915 operands to be in regsiters before reload.
4916 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4917 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4918 (abstf,absxf,negtf,negxf splitters): Compute
4919 properly the regnum for x86_64.
4920 (avsdf2_if_rex64): New.
4922 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4924 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4925 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4926 into the constant pool.
4927 * jump.c (jump_optimize_1): Remove barrier successors after all
4928 the LABEL_NUSES counds have been computed.
4929 (delete_barrier_successors): When deleting a tablejump insn, also
4930 delete the jump table it uses.
4931 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4934 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4936 * pa.c (FRP): Remove erroneous white space in macro definition.
4938 2001-04-28 Andreas Jaeger <aj@suse.de>
4940 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4942 * extend.texi: Likewise.
4943 * tm.texi: Likewise.
4945 2001-04-28 Andreas Jaeger <aj@suse.de>
4947 * md.texi: Use XX-bit instead of XXbit or XX bit where
4950 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4952 * gcc.c (process_command): Allow -l lib in addition to -llib
4953 for POSIX compliance. This fixes PR c/2347.
4955 * invoke.texi: Update section on Link Options accordingly.
4957 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4959 * function.c (purge_addressof_1): Remove the duplicate
4960 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4963 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4965 * except.c (expand_eh_region_start): Don't start a new block.
4966 (expand_eh_region_end): Don't end a block.
4967 * stmt.c (expand_end_bindings): Don't end EH blocks.
4968 (expand_decl_cleanup): Starting an EH region won't change the block.
4969 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4970 (is_eh_region): Lose.
4973 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4975 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4977 * collect2.c (main): Add `-L' case to remove duplicate entries.
4978 (is_in_args): New function to check for a duplicate argument.
4979 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4980 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4981 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4982 Define to be nonzero.
4984 2001-04-27 Andreas Jaeger <aj@suse.de>
4985 Richard Henderson <rth@redhat.com>
4987 * md.texi (Machine Constraints): Document additional i386
4988 constraints and fix description of "A".
4990 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4992 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4994 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4996 * except.c (get_exception_filter): word_mode, not Pmode.
4998 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
5000 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
5001 common to other movsf patterns. Move up so that in future
5002 people who change the other patterns will change it too.
5003 (movsf_lo_sum): Allow even for soft-float; add appropriate
5005 (movsf_high): Likewise.
5006 (movsf_high+1): Allow even for soft-float.
5008 * function.c (expand_function_end): Always clobber the
5009 return registers, even if there is no return label.
5011 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5013 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
5015 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
5017 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
5018 (pushqi2_rex64, pushhi2_rex64): Add.
5020 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
5022 * except.c (expand_eh_region_end_cleanup): Force pending stack
5023 adjust before emitting label that branches around cleanup code.
5025 2001-04-26 H.J. Lu (hjl@gnu.org)
5027 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
5029 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
5031 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
5032 (ASM_OUTPUT_SECTION_NAME): Likewise.
5033 (ASM_WEAKEN_LABEL): Likewise.
5034 (UNIQUE_SECTION): Likewise.
5035 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5036 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5037 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
5038 (ASM_OUTPUT_SECTION_NAME): Likewise.
5039 (ASM_WEAKEN_LABEL): Likewise.
5040 (UNIQUE_SECTION): Likewise.
5041 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5042 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5043 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
5044 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
5045 (ASM_FILE_START): Likewise.
5046 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5047 (ASM_DECLARE_OBJECT_NAME): Likewise.
5048 (ASM_FILE_END): Likewise.
5049 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5050 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
5051 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5052 (ASM_OUTPUT_CASE_LABEL): Likewise.
5053 (ASM_OUTPUT_SKIP): Likewise.
5054 (ASM_OUTPUT_ASCII): Likewise.
5055 (ASM_OUTPUT_IDENT): Likewise.
5056 (READONLY_DATA_SECTION): Likewise.
5057 (EXTRA_SECTIONS): Likewise.
5058 (EXTRA_SECTION_FUNCTIONS): Likewise.
5059 (SELECT_RTX_SECTION): Likewise.
5060 (SELECT_SECTION): Likewise.
5062 * config/mips/linux.h (INVOKE__main): Undefine.
5063 (CTOR_LIST_BEGIN): Likewise.
5064 (CTOR_LIST_END): Likewise.
5065 (DTOR_LIST_BEGIN): Likewise.
5066 (DTOR_LIST_END): Likewise.
5067 (SET_ASM_OP): Defined it to ".dummy".
5068 (ASM_OUTPUT_DEF): Defined.
5069 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
5071 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
5073 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
5074 assembler supports .p2align.
5076 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
5078 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
5080 2001-04-26 Jakub Jelinek <jakub@redhat.com>
5082 * integrate.c (expand_inline_function): Check for error_mark_node
5085 2001-04-26 Jakub Jelinek <jakub@redhat.com>
5087 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
5090 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
5092 * configure.in (configargs.h): Define thread_model.
5093 * configure: Rebuilt.
5094 * gcc.c (main): Print it with -v.
5096 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
5098 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
5099 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
5100 * gcc.1: Regenerate.
5102 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5104 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
5105 is_redundant_typedef): Use static inline instead of inline static.
5107 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
5109 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
5110 this directory is always searched.
5112 2001-04-25 Richard Henderson <rth@redhat.com>
5114 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
5115 of registers to restore along non eh_return path.
5117 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5119 * c-format.c (check_format_info_recurse): Handle
5120 PLUS_EXPR for format string.
5122 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5124 * config/ia64/ia64.h (CC1_SPEC): Define.
5125 * config/ia64/linux.h (CC1_SPEC): Define.
5127 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
5129 * emit-rtl.c (constant_subword): Also do sign extension in
5130 BITS_PER_WORD == 16 case.
5132 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
5134 * loop.c (try_swap_copy_prop): Go back to checking insn.
5136 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5138 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
5139 if check_mode is non-zero.
5141 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5143 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
5144 out and comparison sequence has been detected, put result into
5145 proper temporary pseudo.
5147 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5149 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
5150 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
5151 * libgcc2.c: Remove __dummy and __builtin_saveregs.
5152 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
5153 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
5154 for future reference.
5156 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
5158 * except.c (reachable_handlers): Step out one level from a RESX.
5160 * except.c (struct eh_region): Rename 'last' to 'resume'.
5161 (mark_eh_region, duplicate_eh_region_1): Adjust.
5162 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
5163 (build_post_landing_pads): Likewise.
5164 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
5165 (expand_eh_region_end_must_not_throw): Likewise.
5166 (connect_post_landing_pads): Thread (only) regions with non-deleted
5169 * except.c (expand_eh_region_end_cleanup): Save the EH return data
5170 registers around the cleanup.
5171 (get_exception_filter): New fn.
5172 (finish_eh_generation): Use it.
5174 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
5176 * c-semantics.c (add_scope_stmt): Don't call
5177 current_scope_stmt_stack multiple times.
5179 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5180 Nathan Sidwell <nathan@codesourcery.com>
5182 Lazy __FUNCTION__ generation.
5183 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
5184 RID_C99_FUNCTION_NAME): New _RIDs.
5185 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
5186 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
5187 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
5189 (function_id_node, pretty_function_id_node, func_id_node): Remove.
5190 (c99_function_name_decl_node, function_name_decl_node,
5191 pretty_function_name_decl_node, saved_function_name_decls):
5193 (struct language_function): Remove x_function_name_declared_p.
5194 (make_fname_decl): Remove a parameter.
5195 (declare_function_names): Remove prototype.
5196 (start_fname_decls, finish_fname_decls): Prototype.
5197 (fname_as_string): Likewise.
5198 (fname_string, fname_decl): Likewise.
5199 * c-common.c (make_fname_decl): Adjust.
5200 (struct fname_var_t): New struct.
5201 (fname_vars): New static array.
5202 (declare_function_name): Remove.
5203 (start_fname_decls, finish_fname_decls): New functions.
5204 (fname_as_string): New function from remnants of
5205 declare_function_name.
5206 (fname_string, fname_decl): New functions.
5208 * c-decl.c (c_function_name_declared_p): Remove.
5209 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
5210 don't call declare_function_name. Call start_fname_decls.
5211 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
5212 clobber the line number. Call finish_decl.
5213 (start_function): Call start_fname_decls.
5214 (finish_function): Call finish_fname_decls.
5215 Remove c_function_name_declared_p.
5216 (push_c_function_context): Don't push c_function_name_declared_p.
5217 (pop_c_function_context): Don't pop c_function_name_declared_p.
5218 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
5219 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
5220 (program): Call finish_fname_decls for C.
5221 (primary): Add VAR_FUNC_NAME.
5222 (reswords): Add slots for __FUNCTION__ et al.
5223 (rid_to_yy): Add mappings for __FUNCTION__ et al.
5224 (yylexname): If it's a STRING_FUNC_NAME generate the function name
5225 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
5226 * c-semantics.c (prune_unused_decls): Remove.
5227 (finish_stmt_tree): Don't call prune_unused_decls.
5228 (genrtl_decl_stmt): Don't prune unused decls here.
5230 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
5232 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
5233 constant pool, use the pool's SYMBOL_REF instead.
5235 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
5238 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
5240 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
5241 passing nested NOP_EXPRs to fold.
5243 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
5245 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
5247 2001-04-22 Mark Mitchell <mark@codesourcery.com>
5249 * loop.c (loop_delete_insns): Add prototype.
5251 2001-04-23 Phil Edwards <pme@sources.redhat.com>
5253 * configure.in: Remove ENABLE_STD_NAMESPACE.
5254 * config.in: Regenerated.
5255 * configure: Regenerated.
5257 2001-04-22 Stan Shebs <shebs@apple.com>
5259 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
5261 * config/rs6000/xm-darwin.h: Remove file.
5263 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5265 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
5266 (write_c_file_stat): Likewise.
5268 * dbxout.c (dbxout_init): Likewise.
5270 * profile.c (output_func_start_profiler): Likewise.
5272 2001-04-22 Philipp Thomas <pthomas@suse.de>
5274 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
5275 require it instead of the CVS version.
5276 * cpperror.c (v_message): Put a blank before the macro
5277 body to not confuse exgettext.
5279 2001-04-21 Mark Mitchell <mark@codesourcery.com>
5281 * flow.c (proagate_one_insn): Remove useless assignment.
5282 * jump.c (delete_insn): Tidy.
5283 * loop.c (try_copy_prop): When deleting an instruction with a
5284 REG_RETVAL note, delete the entire libcall sequence.
5285 (loop_delete_insns): New function.
5286 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
5287 we're not substituting into them yet.
5289 2001-04-21 Kazu Hirata <kazu@hxi.com>
5291 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
5293 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
5295 * config/i960/i960.c (signed_arith_operand): Likewise.
5297 * calls.c (expand_call): Fix a comment typo.
5299 2001-04-20 Zack Weinberg <zackw@stanford.edu>
5301 * configure.in: Probe for times, clock, struct tms, and clock_t.
5302 * configure, config.in: Regenerate.
5303 * timevar.c: Replace ifdef forest in get_time with (relatively)
5304 straightforward series of checks based on autoconf's probes.
5306 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
5308 * config/pa/som.h (NM_FLAGS): Define.
5310 2001-04-20 Bernd Schmidt <bernds@redhat.com>
5312 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
5314 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
5315 * ia64.c (nop_cycles_until): New function.
5316 (prev_cycle, prev_first, last_issued): New static variables.
5317 (ia64_sched_reorder): Additional arg for clock.
5318 On final scheduling pass, emit extra NOPs as needed.
5319 Set prev_first and prev_cycle.
5320 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
5321 (ia64_variable_issue): Set last_issued.
5323 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
5325 * config/i386/i386.c (ix86_expand_int_movcc,
5326 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
5328 2001-04-20 Geoff Keating <geoffk@redhat.com>
5330 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
5331 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
5332 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
5333 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
5334 ctrdi_internal6): In the short-branch case, this insn is only 4
5335 bytes long. Reported by Reza Yazdani <reza@apple.com>.
5337 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5339 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
5340 "=u" is used together with "st" resp. "st(1)" clobber.
5342 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5344 * gcse.c (gcse_main): Fix comment typo.
5345 (delete_null_pointer_check): Likewise.
5346 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
5347 * cse.c (cse_insn): Likewise.
5348 * function.c (fixup_var_refs_insns_with_hash): The sequence is
5351 2001-04-19 Zack Weinberg <zackw@stanford.edu>
5353 * toplev.c: Excise all code for the undocumented -dm option.
5354 (float_signal): Call signal just once, unconditionally.
5356 2001-04-19 Geoff Keating <geoffk@redhat.com>
5358 * fold-const.c (fold): Use first_rtl_op rather than
5359 TREE_CODE_LENGTH when looping over parameters of a tree.
5360 Correct strange grouping in test for evaluated SAVE_EXPR.
5362 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
5364 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
5365 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
5367 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
5368 name at 32 total characters.
5369 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
5370 functions in named sections -- data items can still go into unique
5371 sections, but they have normal names (ie $LIT$ and $DATA$).
5373 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
5376 2001-04-19 DJ Delorie <dj@redhat.com>
5378 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5379 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
5380 * config/i386/cygwin.h: Likewise.
5381 * config/i386/mingw32.h: Likewise.
5382 * config/vax/vms.h: Likewise.
5383 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
5385 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5386 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
5387 * config/i386/xm-cygwin.h: Likewise.
5388 * config/i386/xm-djgpp.h: Likewise.
5389 * config/i386/xm-mingw32.h: Likewise.
5390 * config/vax/xm-vms.h: Likewise.
5392 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
5393 instead of OBJECT_SUFFIX.
5394 * collect2.c (find_a_file): Look for files matching the extension
5395 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
5396 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
5397 TARGET_EXECUTABLE_SUFFIX.
5398 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
5399 (make_relative_prefix): Likewise.
5400 (convert_filename): Use TARGET_ suffixes throughout. Remove
5402 (process_command): Likewise.
5403 (do_spec_1): Likewise.
5404 * java/lang.c (init_parse): Likewise.
5406 * gcc.texi : Document four new options matching the pattern
5407 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
5408 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
5409 documentation for NO_AUTO_EXE_SUFFIX.
5411 2001-04-19 Mark Mitchell <mark@codesourcery.com>
5413 * toplev.h (struct lang_hooks): Allow decode_option to indicate
5414 that language-independent processing should not be done.
5415 * toplev.c (main): Adjust accordingly.
5417 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
5418 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
5420 * mips.md (reload_outputdi): Require that operand0 be a
5423 2001-04-19 Jakub Jelinek <jakub@redhat.com>
5425 * invoke.texi (-Wshadow): Clarify.
5427 2001-04-18 Mark Mitchell <mark@codesourcery.com>
5429 * loop.c (load_mems): Examine all the instructions in the loop
5430 before concluding that all jumps branch to the first instruction
5433 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
5435 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
5437 2001-04-18 Jakub Jelinek <jakub@redhat.com>
5439 * cpp.texi (-Wwhite-space): Remove.
5440 (-Wall): -Wall does not imply -Wwhite-space.
5442 2001-04-17 Zack Weinberg <zackw@stanford.edu>
5444 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
5445 use it instead of blindly generating a .stabs.
5446 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
5448 * xcoffout.c: Don't bother defining default for N_CATCH.
5449 (UNKNOWN_STAB): Use internal_error.
5450 (stab_to_sclass): Remove now-unnecessary aborts.
5451 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
5453 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
5455 * jump.c (mark_all_labels): Canonicalize the tail recursion
5456 label attached to CALL_PLACEHOLDER insns.
5458 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5460 * output.h (dump_flow_info, free_basic_block_vars,
5461 which_alternative): Delete redundant prototypes.
5463 * rtl.h (bss_section): Likewise.
5465 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
5467 * dbxout.c (N_OPT): Define if not available from <stab.h>
5469 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5471 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
5472 libraries and native K&R compilers.
5474 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5476 * c-typeck.c (convert_arguments): Don't check for width changes
5479 * invoke.texi (-Wtraditional): Update documentation.
5481 2001-04-16 Zack Weinberg <zackw@stanford.edu>
5483 * toplev.c (output_lang_identify): Delete.
5484 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
5485 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
5486 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
5487 after calling ASM_FILE_END.
5489 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
5490 Instead, unconditionally emit an N_OPT stab with string equal
5491 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
5493 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
5495 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
5496 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
5497 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
5498 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
5499 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
5500 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
5501 config/i370/i370.h, config/i386/beos-elf.h,
5502 config/i386/osf1elf.h, config/i386/osfrose.h,
5503 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
5504 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
5505 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
5506 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
5507 config/mips/iris6.h, config/mips/osfrose.h,
5508 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
5509 config/sparc/sp64-elf.h:
5510 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
5511 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
5513 * config/elfos.h, config/freebsd.h, config/linux.h,
5514 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
5515 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
5516 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
5517 of ASM_FILE_START which merely emit a .version directive. Delete
5518 definitions of ASM_FILE_END which merely emit an .ident directive.
5520 * config/avr/avr.h, config/vax/vax.h: Delete definition of
5521 ASM_IDENTIFY_GCC and move part of its logic into
5524 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
5525 config/sparc/linux-aout.h: Don't emit .version directive in
5528 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
5529 (output_file_start): Correct comment.
5531 * config/i386/osfrose.h: Don't emit trailing .ident directive.
5532 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
5534 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
5535 * config/rs6000/aix.h: Correct comment.
5537 * config/i386/i386afe.h: Delete.
5538 * config.gcc: Remove references to i386afe.h.
5540 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
5541 other macros deleted by this patch were undocumented.
5543 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
5545 * pa.md (reload_outdi): Operand 0 must be a non hard register.
5547 * pa.c (secondary_reload_class): SAR<->FP copies require a
5550 * install.texi (mips-mips-bsd): Update list of functions
5551 required to include memmove.
5552 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
5553 used functions to include memmove.
5555 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
5557 * i386.md (sqrtdf2): SFmode should be DFmode.
5559 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
5561 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
5562 (find_moveable_store): Likewise.
5564 2001-04-15 Jim Wilson <wilson@redhat.com>
5566 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
5568 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5570 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
5571 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
5573 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5575 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
5578 2001-04-14 Alan Modra <amodra@one.net.au>
5580 * pa.c (force_mode): New function.
5581 (emit_move_sequence): Use it instead of generating new rtx_REGs.
5583 2001-04-13 Jim Wilson <wilson@redhat.com>
5585 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
5586 (first_instruction): New static variable.
5587 (rtx_needs_barrier): Return 1 for alloc.
5588 (init_insn_group_barriers): Set first_instruction.
5589 (rws_sum): Delete duplicate definition.
5590 (group_barrier_needed_p): Return 0 when first_instruction true.
5591 (safe_group_barrier_needed_p): Save and restore first_instruction
5592 around group_barrier_needed_p call.
5594 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
5596 * expr.h (enum libfunc_index): Add LTI_memmove.
5597 (memmove_libfunc): Define macro.
5598 * optabs.c (init_optabs): Initialize memmove_libfunc.
5599 * expr.c (expand_assignment): Use memmove_libfunc instead of
5602 2001-04-13 Alan Modra <alan@linuxcare.com.au>
5604 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
5607 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5609 * Makefile.in (reg-stack.o): Depend on reload.h.
5610 (insn-attrtab.o): Depend on flags.h.
5612 * genattrtab (main): Include flags.h in insn-attrtab.c.
5614 * reg-stack.c: Include reload.h.
5616 * sparc.h (flag_pic): Delete redundant declaration.
5618 * output.h (flag_pic): Likewise.
5620 * tree.h (pedantic): Likewise.
5622 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5624 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5626 * jump.c, regmove.c, toplev.c: Include reload.h.
5628 * reload.h (reload_cse_regs): Declare.
5630 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5631 reload_cse_regs, init_reload, mark_home_live, reload,
5632 init_caller_save): Delete redundant prototypes.
5634 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5636 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5638 * regclass.c, ssa.c: Include expr.h.
5640 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5641 gen_move_insn): Delete redundant declarations.
5643 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5645 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5646 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5647 MAKEINFO and MAKEINFOFLAGS too.
5648 (stage4_build): Correctly order -B flags.
5650 2001-04-13 Alan Modra <amodra@one.net.au>
5652 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5653 PIC_OFFSET_TABLE_SAVE_RTX.
5654 (zdepi_cint_p): Describe zdepi insn.
5655 Formatting and white space fixes throughout file.
5657 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5658 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5659 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5660 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5661 (output_64bit_and): Use plain `int's for shift counts.
5662 (output_64bit_ior): Likewise.
5663 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5664 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5667 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5668 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5669 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5670 NEW_HP_ASSEMBLER into one. Kill warnings.
5672 * pa-gas.h: Delete file.
5673 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5674 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5675 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5676 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5678 * config/pa/mill32.S: New file.
5679 * config/pa/mill64.S: New file.
5680 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5681 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5682 * config/pa/t-linux64: New file.
5683 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5684 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5685 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5687 * elfos.h (SELECT_SECTION): Undef before defining.
5688 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5689 (LIB_SPEC): Remove -lmilli.
5690 (DBX_REGISTER_NUMBER): Remove.
5691 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5692 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5693 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5694 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5695 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5696 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5697 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5698 TARGET_GAS): Define.
5699 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5700 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5701 regs if we don't have a prototype.
5702 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5703 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5704 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5705 EH_RETURN_HANDLER_RTX): Define.
5706 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5707 (DWARF_FRAME_REGNUM): Define.
5708 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5709 * pa32-linux.h: New file.
5710 * pa64-linux.h: New file.
5712 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5713 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5714 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5715 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5716 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5717 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5718 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5719 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5720 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5721 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5722 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5723 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5724 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5725 * pa64-hpux.h: New file.
5726 (ASM_FILE_START): Correct typo.
5727 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5728 * config.gcc: Modify for above.
5730 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5732 * jump.c (jump_optimize_1): Don't delete dead stores here.
5733 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5734 prior to running jump optimize before cse2.
5736 2001-04-12 Richard Henderson <rth@redhat.com>
5738 * Makefile.in (regmove.o): Depend on except.h.
5739 * regmove.c: Include it.
5741 2001-04-12 Stan Shebs <shebs@apple.com>
5743 * objc/objc-act.c: Remove all code ifdefed with the never-used
5744 macro OBJC_INT_SELECTORS.
5745 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5746 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5748 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5750 * config/pa/quadlib.c: Add prototypes.
5752 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5754 * bitmap.h (debug_bitmap): Delete redundant prototype.
5756 * rtl.h (get_frame_size): Likewise.
5758 2001-04-12 Jim Wilson <wilson@redhat.com>
5760 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5761 to just emit an fnorm.
5763 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5765 * c-common.h (truthvalue_conversion, type_for_mode,
5766 type_for_size): Delete redundant declarations.
5768 * c-lex.h (is_class_name): Likewise.
5770 * c-tree.h (pedantic, convert, getdecls, gettags,
5771 global_bindings_p, init_decl_processing, insert_block,
5772 maybe_build_cleanup, poplevel, print_lang_decl,
5773 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5774 set_block, incomplete_type_error, build_function_call,
5775 lvalue_or_else, mark_addressable): Likewise.
5777 * expr.h (expand_tree_builtin): Likewise.
5779 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5781 * invoke.texi: Document --param max-gcse-memory.
5783 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5785 * configure.in (errno): Check for declaration.
5786 * configure, config.in: Regenerated.
5788 * system.h (errno): Only declare if not already done.
5790 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5792 * recog.c (general_operand, immediate_operand,
5793 nonmemory_operand): Require CONST_INTs to be sign-extended
5794 values for their modes.
5796 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5798 * expmed.c (store_bit_field): Truncate CONST_INTs.
5799 (expand_mult_highpart, expand_divmod): Likewise.
5800 * expr.c (convert_modes, store_field): Likewise.
5801 * integrate.c (expand_inline_function): Use promote_mode() to
5802 determine whether to convert_modes() an argument as signed
5804 * optabs.c (expand_binop): Get CONST_INT operands
5805 sign-extended for their appropriate modes.
5806 * stmt.c (emit_case_nodes): Convert node values to the
5808 (expand_end_case): Convert minval and range to the appropriate
5810 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5811 the iteration variable.
5812 * varasm.c (immed_double_const): Don't require words to be
5813 narrower than host wide ints to properly sign-extend
5816 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5818 * sh.md (builtin_setjmp_receiver): New expander.
5820 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5822 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5823 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5824 for generating CONST_INT and CONST_DOUBLE.
5826 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5828 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5829 already sign-extended.
5830 (rs6000_emit_prologue): Make register iterator signed.
5831 (rs6000_emit_epilogue): Likewise.
5832 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5834 (movsf split, movdf split): Sign-extend CONST_INTs.
5835 (movdi splits): Likewise.
5837 2001-04-12 Kelley Cook <kelley.cook@home.com>
5839 * config-lang.in (lang_dirs): Add in zlib.
5841 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5843 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5844 operands that make it to RTL.
5846 2001-04-11 Stan Shebs <shebs@apple.com>
5848 Add Darwin (Mac OS X kernel) native support.
5849 * config.gcc (powerpc-*-darwin*): Add native bits.
5850 * config/darwin.c: New file, generic Darwin support functions.
5851 * config/darwin.h: New file, generic Darwin definitions.
5852 * config/darwin-protos.h: New file, generic Darwin prototypes.
5853 * rs6000/darwin.h: New file, Darwin for PowerPC.
5854 * rs6000/t-darwin: New file, Darwin makefile fragment.
5855 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5856 (TARGET_MACHO): Ditto.
5857 (rs6000_abi): Add ABI_DARWIN.
5858 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5859 (RS6000_SAVE_AREA): Ditto.
5860 (FP_ARG_MAX_REG): Ditto.
5861 (RETURN_ADDRESS_OFFSET): Ditto.
5862 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5864 (rs6000_emit_move): Add ABI_DARWIN cases.
5865 (print_operand): Ditto.
5866 (first_reg_to_save): Ditto.
5867 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5868 (debug_stack_info): Ditto.
5869 (rs6000_emit_prologue): Ditto.
5870 (rs6000_emit_epilogue): Ditto.
5871 (output_profiler_hook): Ditto.
5872 (output_function_profiler): Ditto.
5873 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5874 (output_mi_thunk): Add TARGET_MACHO case.
5875 (add_compiler_stub): Ditto.
5876 (output_compiler_stub): Ditto.
5877 (no_previous_def): Ditto.
5878 (output_call): Ditto.
5879 (machopic_output_stub): Ditto.
5880 (rs6000_machopic_legitimize_pic_address): Ditto.
5881 (toc_section): Ditto.
5882 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5883 (macho_high): Ditto.
5886 (load_macho_picbase): Ditto.
5887 (call): Add TARGET_MACHO case to modify function.
5888 (call_value): Ditto.
5889 (call_nonlocal_sysv): Add ABI_DARWIN case.
5890 (call_value_nonlocal_sysv): Ditto.
5891 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5893 (machopic_output_stub): Ditto.
5894 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5896 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5898 * dwarf2out.c (modified_type_die): Don't create new types here.
5899 * tree.h (get_qualified_type): New function.
5900 (build_qualified_type): Adjust comment.
5901 * tree.c (get_qualified_type): New function.
5902 (build_qualified_type): Use it.
5904 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5906 * cpp.texi (-Wtraditional): Update description.
5908 * invoke.texi (-Wtraditional): Likewise.
5910 2001-04-11 Jim Wilson <wilson@redhat.com>
5912 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5913 requires more than 64 bits of alignment.
5915 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5917 * cpplib.c (do_line): Sanity check iff enable checking.
5919 2001-04-11 Richard Henderson <rth@redhat.com>
5921 * Makefile.in (insn-recog.o): Depend on toplev.h.
5922 (insn-emit.o, doloop.o): Likewise.
5923 * genrecog.c, genemit.c: Include toplev.h in generated file.
5924 * doloop.c: Include toplev.h.
5926 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5928 * Makefile.in (gcse.o): Depend on params.h.
5929 * gcse.c: Include params.h.
5930 (gcse_main): Don't do GCSE if doing so will take inordinate
5932 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5933 * params.h (MAX_GCSE_MEMORY): New macro.
5935 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5937 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5939 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5941 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5943 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5945 * real.h (ereal_atof, real_value_truncate, target_isnan,
5946 target_isinf, target_negative, assemble_real, debug_real): Delete
5947 redundant prototypes.
5949 * Makefile.in (ifcvt.o): Depend on toplev.h.
5951 * c-semantics.c: Include expr.h.
5953 * ifcvt.c: Include toplev.h.
5955 * expr.h (rtx_equal_p): Delete prototype.
5957 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5958 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5959 eliminate_constant_term, expand_complex_abs, find_single_use,
5960 make_tree, init_expr_once, init_optabs, supports_one_only):
5963 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5964 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5965 expand_assignment, store_expr, emit_line_note_after,
5966 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5968 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5970 * sparc-protos.h: Delete redundant prototypes.
5972 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5974 * reload.c (push_reload): Add condition missed in SUBREG byte
5977 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5979 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5981 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5983 * i386.md (floatsisf_sse): Fix output template
5984 * i386.c (ix86_expand_fp_movcc)
5986 * reg-stack.c (emit_pop_insn): Handle complex modes.
5987 (move_for_stack_reg): Emit proper move mode.
5988 (subst_stack_regs_pat): Handle complex modes.
5990 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5992 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5994 2001-04-10 Richard Henderson <rth@redhat.com>
5996 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5997 (__pure_virtual, __terminate, __terminate_set_func,
5998 __default_terminate, __throw_type_match, __empty,
5999 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
6000 __eh_rtime_match, __unwinding_cleanup, __rethrow,
6001 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
6002 Remove prototypes of deleted functions.
6004 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6006 * c-typeck.c (convert_arguments): -Wtraditional now activates
6007 -Wconversion warnings, except for changes in signed-ness.
6008 Detect complex<->int & int<->complex conversions as well.
6010 * invoke.texi (-Wtraditional): Document it.
6012 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6014 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
6015 * flow.c (set_block_for_new_insns): Remove needless cast and
6016 properly check for unset block number.
6018 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
6020 * function.c (purge_single_hard_subreg_set): Only check REGNO if
6021 the subreg was a hard register. Pseudos are left as subregs.
6023 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6025 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
6026 (LIB2ADD_ST): New macro, pass it to mklibgcc.
6027 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
6028 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
6029 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
6031 2001-04-09 Bo Thorsen <bo@suse.co.uk>
6033 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
6035 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6037 * output.h (set_block_num): Missed it earlier, remove deprecated
6040 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6042 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
6043 (load_killed_in_block_p): Change bb parameter from int to basic_block.
6044 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
6045 (handle_rd_kill_set): Change bb parameter from int to basic_block.
6046 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
6047 (expr_killed_p): Change bb parameter from int to basic_block, pass
6048 basic_blocks instead of ints as parameters.
6049 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
6050 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
6051 from int to basic_block, pass basic_blocks instead of ints as parms.
6052 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
6053 parameter from int to basic_block, pass basic_blocks instead of ints.
6054 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
6055 (insert_insn_end_bb): Change bb parameter from int to basic_block,
6056 pass basic_blocks instead of ints.
6057 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
6058 basic_blocks instead of ints as parameters.
6059 (pre_delete): Pass basic_blocks instead of ints as parameters.
6060 (hoist_expr_reaches_here_p): Change bb parameter from int to
6061 basic_block, pass basic_blocks instead of ints.
6062 (hoist_code): Pass basic_blocks instead of ints as parameters.
6063 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
6064 Change bb parameter from int to basic_block.
6065 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
6066 (insert_insn_start_bb): Change bb parameter from int to basic_block,
6067 pass basic_blocks instead of ints.
6068 (insert_store): Pass basic_blocks instead of ints as parameters.
6069 (replace_store_insn, delete_store): Change bb parameter from int to
6070 basic_block, pass basic_blocks instead of ints.
6071 (store_motion): Pass basic_blocks instead of ints as parameters.
6073 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6075 * basic-block.h (set_new_block_for_insns): New Prototype.
6076 (set_block_num): Delete prototype.
6077 * flow.c (set_block_num): Remove obsolete function.
6078 (set_block_for_new_insns): Set BB for single or multiple insns.
6079 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
6080 (process_insn_end_bb): Use set_block_for_new_insns or
6081 set_block_for_insn instead of set_block_num.
6082 (pre_insert_copy_insn): Use set_block_for_new_insns.
6083 (update_ld_motion_stores): Use set_block_for_new_insns.
6084 (insert_insn_start_bb): Use set_block_for_new_insns.
6085 (replace_store_insn): Use set_block_for_new_insns.
6087 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6088 Jeff Law <law@redhat.com>
6090 * alias.c (get_addr): Externalize.
6091 (canon_true_dependence): New function. Behaves like true_dependance
6092 except it already assumes a MEM has been canonicalized.
6093 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
6094 * gcse.c (struct ls_expr): Add load/store expressions structure.
6095 (modify_mem_list, canon_modify_mem_list): New variable.
6096 (gcse_main): Initialize & finalize alias analysis. Use enhanced
6097 load motion and store motion if requested.
6098 (alloc_gcse_mem): Allocate space for modify_mem_list array.
6099 (free_gcse_mem): Free the modify_mem_list array.
6100 (oprs_unchanged_p): Use load_killed_in_block_p.
6101 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
6102 (mems_conflict_for_gcse_p): New function. Don't kill loads
6103 with stores to themselves if its in the load/store expression list.
6104 (load_killed_in_block_p): New function.
6105 (canon_list_insert): New Function.
6106 (record_last_mem_set_info): Keep a list of all instructions which
6107 can modify memory for each basic block.
6108 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
6109 (oprs_not_set_p): Use load_killed_in_block_p.
6110 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
6111 (expr_killed_p): Use load_killed_in_block_p.
6112 (compute_transp): Do not pessimize memory references.
6113 (pre_edge_insert): Update stores for a load motion expression.
6114 (one_pre_gcse_pass): Check loads/stores for extra load motion.
6115 (ldst_entry): Find or create a ldst_expr structure.
6116 (free_ldst_entry): Free memory for an individual item.
6117 (free_ldst_mems): Free entire load/store expression list.
6118 (print_ldst_list): Print debug info.
6119 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
6120 (enumerate_ldsts): Assign integer values to each entry in list.
6121 (first_ls_expr): First expression in the list.
6122 (next_ls_expr): Next expression in the list.
6123 (simple_mem): Check if expression qualifies for ld/st expression list.
6124 (invalidate_any_buried_refs): Remove from expression list if its
6125 used in some other way we dont understand.
6126 (compute_ld_motion_mems): Find all potential enhanced load motion
6128 (trim_ld_motion_mems): Remove any expressions which are invalid.
6129 (update_ld_motion_stores): Copy store values to registers for loads
6130 which have been moved.
6131 (regvec, st_antloc, num_store): New global statics.
6132 (reg_set_info): Marks registers as set.
6133 (store_ops_ok): Verfies registers expressions are valid in a block.
6134 (find_moveable_store): Look for moveable stores in a pattern.
6135 (compute_store_table): Find stores in a function worth moving, maybe.
6136 (load_kills_store): Check dependance of a load and store.
6137 (find_loads): Find any loads in a pattern.
6138 (store_killed_in_insn): Check if a store is killed in an insn.
6139 (store_killed_after): Check is store killed after an insn in a block.
6140 (store_killed_before): Check is store killed before an insn in a block.
6141 (build_store_vectors): Generate the antic and avail vectors.
6142 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
6143 (insert_store): Add a store to an edge.
6144 (replace_store_insn): Replace a store with a SET insn.
6145 (delete_store): Delete a store insn.
6146 (free_store_memory): Free memory.
6147 (store_motion): Perform store motion.
6148 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
6149 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
6150 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
6151 (f_options): Add gcse-lm and gcse-sm.
6153 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
6155 * i386.c (expand_fp_movcc): Fix condition reversal code.
6157 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
6158 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
6159 (CLASS_MAX_NREGS): Use it.
6161 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
6162 handle properly complex values.
6163 (CLASS_MAX_NREGS): Likewise; update comment.
6165 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6167 * ia64.c (ia64_flag_schedule_insns2): New variable.
6168 (ia64_override_options): Initialize it. Clear
6169 flag_schedule_insns_after_reload.
6170 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
6172 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6174 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
6175 Do not require source to match destination anymore;
6176 Add abort to the nontrivial cases that should be handled by split.
6177 (fix_trunc?fdi): Add SSE case for x86_64.
6178 (floatdi?f): Likewise.
6179 (floatdi?f_sse): New.
6180 (fix_trunc?fdi_sse): New.
6182 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
6184 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
6185 (DEBUG_ARANGES_END_LABEL): Ditto.
6186 (dwarfout_init): Generate length and version fields at the start
6187 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
6188 after the length field.
6189 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
6190 the .debug_aranges info.
6192 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6194 * i386.c (call, call_value): Make sure that resulting call_insn
6195 does have proper second operand.
6197 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
6199 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
6200 function. Remove include of sys/cygwin.h.
6202 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
6204 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
6205 (CPP_SPEC): Always search */include/w32api for header files.
6206 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
6207 (LINK_SPEC): Add "cyg" to the library search prefixes.
6209 2001-04-08 Philip Blundell <philb@gnu.org>
6211 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
6213 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
6215 * cpperror.c (print_location): Don't special case <stdin>.
6216 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
6217 WARNING, but we don't check if we're in system headers.
6218 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
6219 * cpplib.c (do_warning): Warn in system headers.
6221 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
6223 * mbchar.c: Include config.h first.
6225 2001-04-07 Zack Weinberg <zackw@stanford.edu>
6227 * config.gcc: Set default for xmake_file at top, not bottom.
6228 Change places that set xmake_file to "none" to set to the
6229 empty string instead, or remove them entirely if there is no
6230 default xmake_file for this cpu_type. Remove references to
6233 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
6234 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
6235 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
6236 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
6237 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
6238 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
6239 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
6240 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
6241 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
6242 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
6245 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
6246 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
6247 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
6248 config/mips/x-sysv, config/rs6000/x-aix31:
6249 Just set CLIB to -lld or -lmld, as appropriate.
6251 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
6252 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
6253 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
6254 config/mips/x-iris, config/pa/x-pa:
6255 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
6256 OTHER_FIXINCLUDES_DIRS.
6258 * config/i386/x-djgpp: Don't set LN or LN_S.
6259 * config/m88k/x-dolph: Don't define __m88k__.
6260 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
6261 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
6262 * config/i860/fx2800.h: No need to #undef SVR4.
6264 38 x-host fragments remain, 2 x-cpu.
6266 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6268 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
6270 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6272 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
6274 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6276 * configure.in: Add check for lstat.
6277 * configure, config.in: Regenerate.
6278 * cppinit.c (append_include_chain): Make empty path ".".
6279 * cpplib.c (do_line): Don't simplify #line paths.
6280 * cppfiles.c (remove_component_p): New function.
6281 (find_or_create_entry): Acknowledge stat () errors during
6282 path simplification.
6283 (handle_missing_header): Don't simplify paths.
6284 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
6285 the empty path untouched. Don't leave a trailing '/'.
6287 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
6289 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6290 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6292 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6294 * cppfiles.c (open_file): Fail directories silently, but
6295 with an errno of NOENT set.
6296 (read_include_file): Move the common exit code to the sole
6297 caller. Return an int indicating success or failure. Let
6298 open_file handle directories.
6299 (stack_include_file): If read_include_file fails,
6300 push a "null" buffer.
6302 2001-04-05 DJ Delorie <dj@redhat.com>
6304 * function.h (virtuals_instantiated): Declare.
6305 * function.c: (virtuals_instantiated): Make global.
6306 * calls.c (emit_library_call_value_1): Use
6307 virtual_outgoing_args_rtx only if it hasn't been instantiated.
6308 Otherwise, use the stack pointer directly.
6310 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6312 * i386.c (x86_initialize_trampoline): New global function.
6313 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
6314 (INITIALIZE_TRAMPOLINE): Move offline.
6315 * i386-protos.h (x86_initialize_trampoline): Declare.
6317 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6319 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
6320 (lea_0): Rename to lea_1.
6321 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
6322 (lea_general_?): Allow SImodes on TARGET_64BIT
6323 (lea_general_?_zext): New patterns.
6324 (call_1, call_1_rex64): Fix.
6326 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6328 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
6330 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6332 * i386.c (function_arg): Return constm1_rtx for last argument.
6333 (ix86_expand_prologue): Update gen_call calls.
6334 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6335 * i386.md (call_pop): Likewise.
6336 (call): Second operand is VOIDmode.
6337 (call_0): Likewise; Support 64bits.
6338 (call_exp): New expander.
6339 (call_1): Get to the sync.
6340 (call_1_exp): New pattern.
6341 (call_value): Support 64bit.
6342 (call_value_exp): New pattern.
6343 (untyped_call): Update gen_call call.
6344 (call_value_pop): Disable for 64bit.
6345 (call_value_0_rex64): New pattern.
6346 (call_value_1_rex64): Likewise.
6348 2001-04-05 Bo Thorsen <bo@suse.de>
6350 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
6352 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
6354 * i386.md (*andsi_1+3): If used after reload, make sure the operand
6355 satisfies ANY_QI_REG_P.
6357 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6359 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
6362 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
6365 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6367 * config.gcc: Remove default for xm_file. Clean up local
6368 machine type handling. Remove settings of xm_file to
6369 something that doesn't exist. In the big switch, set xm_file,
6370 don't append to it (the value before the big switch is always
6371 null). Don't force build_xm_file or host_xm_file to have a value.
6372 * configure.in: Remove default for xm_file. Do not special
6373 case $cpu/xm-$cpu.h not existing.
6374 * configure: Regenerate.
6376 2001-04-04 Diego Novillo <dnovillo@redhat.com>
6378 * simplify-rtx.c (simplify_binary_operation): Check for overflow
6379 when folding integer division and modulo operations.
6381 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
6383 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
6384 instead of DWARF2_ADDR_SIZE for EH addresses.
6385 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
6388 2001-04-04 Richard Henderson <rth@redhat.com>
6390 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
6391 * config/ia64/t-glibc (LIB2ADDEH): Disable.
6392 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
6394 2001-04-04 Richard Henderson <rth@redhat.com>
6396 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
6397 * configure: Rebuilt.
6399 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6401 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
6402 push insns to delete to it instead of deleting them.
6403 (delete_null_pointer_checks): Delete insns from delete_list after
6404 all delete_null_pointer_checks_1 passes are done.
6406 2001-04-04 Richard Henderson <rth@redhat.com>
6408 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
6409 * configure: Rebuilt.
6411 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6413 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
6414 * config/romp/xm-romp.h: Delete.
6416 2001-04-04 Bernd Schmidt <bernds@redhat.com>
6418 * sched-deps.c (sched_analyze_insn): Partially revert March 27
6421 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6423 * emit-rtl.c (mark_label_nuses) Increment the label uses for
6424 all labels present in rtx.
6425 (try_split) Call new function for all split insns.
6427 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6429 * recog.c (validate_replace_rtx_1): Instead of aborting just make
6430 sure the change won't be validated.
6432 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
6434 * rtl.h (set_noop_p): Declare.
6435 * flow.c (set_noop_p): Move from here ...
6436 * rtlanal.c (set_noop_p): ... to here and enhance.
6437 * cse.c (delete_trivially_dead_insns): Use it.
6438 * gcse.c (hash_scan_set): Likewise.
6439 * jump.c (delete_noop_moves): Likewise.
6440 * recog.c (split_all_insns): Likewise.
6442 2001-04-04 Alan Modra <alan@linuxcare.com.au>
6444 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
6445 stack pointer via a LO_SUM. Ditto for setting a temp register
6446 used to save to the stack. Set cfa_temp when setting fp, and
6447 allow matches to cfa_temp in addition to cfa_store when saving
6448 regs. Handle POST_INC and LO_SUM register stores. Document the
6449 changes and errors in rule 12 doco.
6451 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
6452 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
6453 (load_reg): Move closer to epilogue code.
6454 (DO_FRAME_NOTES): Define to control the following..
6455 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
6456 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
6458 (hppa_expand_epilogue): Likewise.
6460 2001-04-03 Richard Henderson <rth@redhat.com>
6462 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
6463 * configure: Rebuild.
6465 2001-04-03 Richard Henderson <rth@redhat.com>
6467 * rtl.h (LCT_THROW): New.
6468 * calls.c (emit_library_call_value_1): Handle it.
6469 * except.c (connect_post_landing_pads): Use it.
6471 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6473 * gansidecl.h: Delete file.
6474 * configure.in: Change all refs to gansidecl.h to use
6475 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
6477 * configure: Regenerate.
6479 * Makefile.in (intl.o): Don't depend on gansidecl.h.
6480 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
6481 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
6482 Don't include gansidecl.h.
6483 * intl.c, main.c, version.c, fixinc/fixlib.h,
6484 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
6487 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6489 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
6492 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6494 * config/i386/xm-beos.h, config/i386/xm-isc.h,
6495 config/i386/xm-next.h, config/i386/xm-sco.h,
6496 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
6497 config/m88k/xm-m88k.h: Delete.
6499 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
6500 * config/romp/xm-romp.h: Don't define bcopy.
6501 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
6502 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
6504 * config.gcc: Remove references to deleted files.
6506 14 xm-host.h remain, 1 xm-cpu.h.
6508 2001-04-03 Jakub Jelinek <jakub@redhat.com>
6509 David S. Miller <davem@pierdol.cobaltmicro.com>
6510 Andrew MacLeod <amacleod@redhat.com>
6512 Use byte offsets in SUBREGs instead of words.
6514 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
6515 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
6516 to pass new argument.
6517 (add_stored_regs): Use subreg_regno_offset function.
6518 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
6520 (precompute_arguments): Use gen_lowpart_SUBREG.
6521 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
6522 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
6523 (simplify_set): Rework to use SUBREG_BYTE.
6524 (expand_field_assignment): Use SUBREG_BYTE.
6525 (make_extraction): Use SUBREG_BYTE.
6526 (if_then_else_cond): Use SUBREG_BYTE.
6527 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
6528 (gen_lowpart_for_combine): Compute full byte offset.
6529 * cse.c (mention_regs): Use SUBREG_BYTE.
6530 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
6531 (canon_hash): Use SUBREG_BYTE.
6532 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
6533 (gen_lowpart_if_possible): Formatting.
6534 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
6536 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6537 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6538 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6539 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6540 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6541 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6542 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
6543 certain invariants about SUBREGs the compiler creates.
6544 (gen_lowpart_SUBREG): New function.
6545 (subreg_hard_regno): New function to get the final register number.
6546 (gen_lowpart_common): Use SUBREG_BYTE.
6547 (gen_imagpart): Spacing nits.
6548 (subreg_realpart_p): Use SUBREG_BYTE.
6549 (gen_highpart): Use SUBREG_BYTE.
6550 (subreg_lowpart_p): Always compute endian corrected goal offset,
6551 even at the byte level, then compare against that.
6552 (constant_subword): New function, pulled out all constant cases
6553 from operand_subword and changed second argument name to offset.
6554 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
6555 and call constant_subword to do the work. Return const0_rtx if
6556 looking for a word outside of OP.
6557 (operand_subword_force): Change second arg name to offset.
6558 * expmed.c (store_bit_field): Use SUBREG_BYTE.
6559 (store_split_bit_field): Use SUBREG_BYTE.
6560 (extract_bit_field): Use SUBREG_BYTE.
6561 (extract_split_bit_field): Use SUBREG_BYTE.
6562 (expand_shift): Use SUBREG_BYTE.
6563 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
6564 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
6565 * flow.c (set_noop_p): Use SUBREG_BYTE.
6566 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
6567 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
6568 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
6570 (optimize_bit_field): Use SUBREG_BYTE.
6571 (purge_addressof_1): Use SUBREG_BYTE.
6572 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
6573 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
6574 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
6575 * gengenrtl.c (special_rtx): Add SUBREG.
6576 * global.c (mark_reg_store): Use SUBREG_BYTE.
6577 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
6578 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
6579 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
6580 final byte offset is congruent to subreg's mode size.
6581 (subst_constants): Use SUBREG_BYTE.
6582 (mark_stores): Use subreg_regno_offset function.
6583 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
6584 function and SUBREG_BYTE.
6585 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
6586 (reg_is_born): Use subreg_hard_regno.
6587 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
6588 endian correction code. Don't combine subregs unless resulting
6589 offset aligns with type. Fix subreg constant extraction for DImode.
6590 Simplify SUBREG of VOIDmode CONST_DOUBLE.
6591 (general_operand): Remove dead mode_altering_drug code.
6592 (indirect_operand): Use SUBREG_BYTE.
6593 (constrain_operands): Use subreg_regno_offset function.
6594 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
6595 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
6596 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
6597 * regs.h (REG_SIZE): Allow target to override.
6598 (REGMODE_NATURAL_SIZE): New macro which target can override.
6599 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
6600 on the entire subreg rtx.
6601 (push_reload): Use SUBREG_BYTE in comments and code.
6602 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
6603 for hard registers inside subregs.
6604 (operands_match_p): Use subreg_regno_offset.
6605 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
6606 containing hard regs.
6607 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
6608 corrections when fixing up MEM subregs.
6609 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6610 subreg_regno_offset where appropriate.
6611 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6612 byte endian corrections when fixing up MEM subregs.
6613 (subst_reloads): When combining two subregs, make sure final
6614 offset is congruent to subreg's mode size.
6615 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6616 (refers_to_regno_for_reload_p): Use subreg_regno.
6617 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6618 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6619 correction code for memory subreg fixups.
6620 (forget_old_reload_1): Use subreg_regno_offset.
6621 (choose_reload_regs): Use subreg_regno.
6622 (emit_input_reload_insns): Use SUBREG_BYTE.
6623 (reload_combine_note_store): Use subreg_regno_offset.
6624 (move2add_note_store): Use subreg_regno_offset.
6625 * resource.c (update_live_status, mark_referenced_resources): Use
6626 subreg_regno function.
6627 (mark_set_resources): Use subreg_regno function.
6628 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6629 (subreg_regno_offset, subreg_regno): Define prototypes.
6630 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6631 (gen_lowpart_SUBREG): Add prototype.
6632 * rtl.texi (subreg): Update to reflect new byte offset representation.
6633 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6634 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6635 (reg_overlap_mentioned_p): Use subreg_regno.
6636 (replace_regs); Make sure final offset of combined subreg is
6637 congruent to size of subreg's mode.
6638 (subreg_regno_offset): New function.
6639 (subreg_regno): New function.
6640 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6641 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6642 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6643 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6644 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6645 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6646 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6647 (print_operand): Use SUBREG_BYTE.
6648 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6649 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6650 (arm_reload_out_hi): Use SUBREG_BYTE.
6651 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6652 instead of SUBREG_WORD.
6653 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6654 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6655 SUBREG creation to use byte offset.
6656 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6657 inverted load insns): Fix explicit rtl subregs to use byte
6659 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6660 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6661 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6662 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6663 to use byte offsets.
6664 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6665 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6666 offsets, also make sure it is congruent to SUBREG's mode size.
6667 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6668 unnamed ldob insn): Generate SUBREGs with byte offset.
6669 (zero_extendqihi2): SUBREG's are byte offsets.
6670 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6671 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6672 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6673 zero-extendqisi2): Generate SUBREGs with byte offset.
6674 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6675 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6676 subregs in rtl to use byte offsets.
6677 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6678 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6679 (mips_move_2words): Use subreg_regno_offset.
6680 (mips_secondary_reload_class): Use subreg_regno_offset.
6681 * config/mips/mips.md (DImode plus, minus, move, and logical op
6682 splits): Fixup explicit subregs in rtl to use byte offsets.
6683 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6684 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6685 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6686 rtl to use byte offsets.
6687 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6688 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6689 subregs to use byte offsets.
6690 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6691 Fixup explicit subregs in rtl to use byte offsets.
6692 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6693 and remove byte endian correction code.
6694 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6695 (gen_ashift_hi): Use SUBREG_BYTE.
6696 (regs_used): Use subreg_regno_offset.
6697 (machine_dependent_reorg): Use subreg_regno_offset.
6698 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6699 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6700 (movdf_i4): Subregs are byte offsets now.
6701 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6702 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6703 (REGMODE_NATURAL_SIZE): Override.
6704 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6705 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6707 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6708 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6709 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6710 it is congruent to SUBREG's mode size.
6711 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6713 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6714 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6715 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6716 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6717 * config/v850/v850.c (print_operand, output_move_double): Use
6718 subreg_regno function.
6720 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6722 * configure.in (target_subdir): Use target_alias, not target.
6723 * configure: Rebuilt.
6725 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6727 * config/sh/crti.asm: Fix typos in comments.
6729 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6731 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6732 TARGET_FAST_INDIRECT_CALLS.
6733 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6735 (return_addr_rtx): Short circuit export stub matching when
6736 TARGET_NO_SPACE_REGS.
6737 (output_millicode_call): For out of range calls, make -fPIC
6738 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6739 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6740 * pa.md: Modify length attr calculation of all millicode insns to
6743 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6745 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6746 Require at least 2.11 in the version test. Specifically check
6747 for and reject GAS version 2.10.90.
6748 * configure: regenerate.
6750 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6752 * pa.c (override_options): Remove PIC profiling warning.
6753 (hp_profile_labelno): Delete.
6754 (hp_profile_label_rtx): Delete.
6755 (hp_profile_label_name): Delete.
6756 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6757 (output_function_prologue): Remove profiling code and all tests on
6758 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6759 merge_sp_adjust_with_store can work for PIC and profiling.
6760 (hppa_expand_epilogue): Remove profile_flag test.
6761 (hppa_can_use_return_insn_p): Likewise.
6762 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6763 cater for PROFILE_HOOK.
6764 (hppa_profile_hook): New function.
6765 * pa.h (FUNCTION_PROFILER): Now does nothing.
6766 (PROFILE_HOOK): Define.
6767 (hppa_profile_hook): Declare.
6768 (PROFILE_BEFORE_PROLOGUE): Delete.
6769 (ASM_OUTPUT_REG_PUSH): Delete.
6770 (ASM_OUTPUT_REG_POP): Delete.
6771 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6772 r24. Accept function name operand, and use this and a locally
6773 generated label to calculate pc-rel offset to func start.
6775 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6777 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6778 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6781 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6783 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6784 LO_SUM cases to where they belong.
6786 2001-04-02 Richard Henderson <rth@redhat.com>
6788 * except.h (lang_eh_type_covers): Mark extern.
6789 (lang_eh_runtime_type): Likewise.
6791 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6793 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6794 gengenrtl.c: Wrap generated header in multiple-include guard.
6795 Improve error checking.
6797 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6799 * configure.in: Don't check for putenv.
6800 * configure: Regenerate.
6801 * gcc.c (putenv): Don't define.
6802 * vax/xm-vms.h: Handle putenv.
6804 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6806 * ifcvt.c (noce_emit_move_insn): New.
6807 (noce_try_store_flag, noce_try_store_flag_constants,
6808 noce_try_store_flag_inc, noce_try_store_flag_mask,
6809 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6810 noce_try_abs): Use it.
6811 (noce_process_if_block): Likewise.
6812 For STRICT_LOW_PART, take mode from its SUBREG.
6814 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6816 * fold-const.c (fold): Before optimizing unsigned comparison with
6817 0x7fffffffU, make sure arg0 is integral type.
6819 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6821 * c-tree.texi: Document representation of wide strings.
6823 2001-04-01 Richard Henderson <rth@redhat.com>
6825 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6827 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6829 * i386.md: remove obsoleted comments.
6830 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6831 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6832 fix output template.
6834 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6836 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6838 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6840 * loop.c (load_mems): When generating a load from a pseudo, update
6843 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6845 * i386.c (ix86_split_long_move): Use change address to compensate
6846 stack pointer change in push instruction.
6848 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6850 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6851 instead of rtx_equal_p; fix the output template.
6853 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6855 * i386.c (ix86_expand_setcc): Support 64bit.
6856 (ix86_expand_int_movcc): Likewise.
6857 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6860 * i386.md (allocate_stack_worker): Turn to expander.
6861 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6863 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6865 2001-03-29 Richard Henderson <rth@redhat.com>
6867 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6869 2001-03-28 Matthew Hiller <hiller@redhat.com>
6871 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6874 * MAINTAINERS: Added self.
6876 2001-03-28 Richard Henderson <rth@redhat.com>
6878 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6879 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6881 2001-03-28 Jim Wilson <wilson@redhat.com>
6883 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6886 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6888 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6890 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6893 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6895 2001-03-28 DJ Delorie <dj@redhat.com>
6897 * Makefile.in (stage1_build): Revert CFLAGS patch.
6899 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6901 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6902 when multiplier or multiplicand is zero.
6904 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6906 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6908 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6910 (set_src_needs_barrier): Likewise.
6911 (rtx_needs_barrier): For SET case, use these two functions. Rework
6912 PARALLEL case to handle all inputs before all outputs.
6913 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6914 saw a label and no stop bit since then.
6915 (maybe_rotate, process_epilogue): Add prototypes.
6917 2001-03-28 Richard Henderson <rth@redhat.com>
6919 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6920 not TARGET_TOC for special toc restore handling.
6921 * config/rs6000/rs6000.md (eh_return): Likewise.
6923 2001-03-28 Richard Henderson <rth@redhat.com>
6925 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6926 current_function_calls_eh_return.
6927 (output_function_epilogue): Handle eh_return.
6928 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6929 (EH_RETURN_DATA_REGNO): New.
6930 (EH_RETURN_STACKADJ_RTX): New.
6931 (EH_RETURN_HANDLER_RTX): New.
6932 * config/sparc/sparc.md (call/short branch peepholes): Check
6933 can_throw_internal instead of in_same_eh_region.
6935 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6936 for eh_return data registers.
6937 (rs6000_emit_prologue): Save eh_return data registers.
6938 (rs6000_emit_epilogue): Force inline restores if eh_return.
6939 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6940 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6941 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6942 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6943 the target uses one.
6944 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6945 (return_eh_si, return_eh_di): Remove.
6946 (eh_return): New, from corpse of eh_epilogue.
6947 (eh_set_lr_si, eh_set_lr_di): New.
6949 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6950 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6951 True for pic register if current_function_calls_eh_return.
6952 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6953 Handle eh_return requirements.
6954 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6955 (EH_RETURN_STACKADJ_RTX): New.
6956 * config/i386/i386.md (exception_receiver): Remove.
6957 (eh_return, eh_return_1): New.
6958 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6960 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6961 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6962 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6963 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6964 (EH_RETURN_DATA_REGNO): New.
6965 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6966 * config/alpha/alpha.md (eh_epilogue): Remove.
6967 (exception_receiver): Use $26 for ldgp input.
6968 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6970 2001-03-28 Richard Henderson <rth@redhat.com>
6972 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6973 * except.h: Likewise.
6975 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6976 (LIB2ADDEHDEP): New.
6977 (LIB2FUNCS_EH): Remove.
6978 (LIB2ADD): Remove LIB2ADDEH.
6979 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6980 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6981 (crt{begin,end}[S].o): Likewise.
6982 (except.o): Update includes.
6983 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6984 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6986 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6987 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6988 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6989 * builtins.c (expand_builtin): Implement it.
6990 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6991 * c-common.c (c_common_nodes_and_builtins): Declare it.
6992 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6993 * calls.c (libfunc_nothrow): Remove.
6994 (emit_library_call_value_1): Don't call it.
6995 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6996 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6997 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6998 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6999 (current_funcdef_number): Globalize.
7000 (output_call_frame_info): Emit frame data if an lsda is needed.
7001 Generate augmentation for personality routine. Don't play with
7003 (dwarf2out_begin_prologue): Record funcdef_number.
7004 * dwarf2out.h (current_funcdef_number): Declare.
7005 * expr.c (expand_expr): Update for except.h name changes.
7006 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
7007 * expr.h (LTI_throw, LTI_rethrow): Remove.
7008 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
7009 (LTI_eh_rtime_match): Remove.
7010 (LTI_unwind_resume, LTI_eh_personality): Add.
7011 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
7012 * final.c (final): Don't call check_exception_handler_labels,
7013 init_insn_eh_region, or free_insn_eh_region.
7014 (final_scan_insn): Always emit debug labels for
7015 NOTE_INSN_EH_REGION notes.
7016 * flags.h (flag_new_exceptions): Remove.
7017 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
7018 (record_active_eh_regions): Remove.
7019 (count_basic_blocks): Check all instructions for REG_EH_REGION.
7020 Use can_throw_internal.
7021 (find_basic_blocks_1): Likewise.
7022 (move_stray_eh_region_notes): Remove.
7023 (find_label_refs): No eh_return_stub_label.
7024 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
7025 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
7027 (delete_unreachable_blocks): Don't track deleted handlers.
7028 (flow_delete_block): Use maybe_remove_eh_handler.
7029 (delete_eh_regions): Remove.
7030 (merge_blocks): Don't check for eh region match.
7031 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
7032 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
7033 (init_propagate_block_info): Disable dead frame store optimization
7034 when current_function_calls_eh_return.
7035 (dump_bb): Don't print eh_beg, eh_end.
7036 * function.c (fixup_var_refs): No catch_clauses.
7037 (expand_function_end): Likewise. Call expand_eh_return before
7038 the return register use. Call sjlj_emit_function_exit_after.
7039 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
7040 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
7041 * ifcvt.c (dead_or_predicable): Remove eh region check.
7042 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
7043 Don't check for EH vs parameters.
7044 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
7045 (expand_inline_function): Call duplicate_eh_regions.
7046 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
7047 (copy_insn_notes): Remap REG_EH_REGION notes.
7048 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
7049 * integrate.h (struct inline_remap): Add local_return_label.
7050 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
7051 check_exception_handler_labels, nor exception_optimize.
7052 (find_cross_jump): No EH region check.
7053 * optabs.c (init_optabs): Update for changed eh libfuncs.
7054 * rtl.def (RESX): New.
7055 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
7056 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
7057 checks. Update for except.h name changes.
7058 (expand_cleanups): Likewise.
7059 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
7060 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
7061 (compile_file): Call init_eh before init_optabs. Don't
7062 output_exception_table here.
7063 (rest_of_compilation): Call convert_from_eh_region_ranges,
7064 convert_to_eh_region_ranges, output_function_exception_table.
7065 Don't emit_eh_context.
7066 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
7067 (EXC_PTR_EXPR): New.
7069 * md.texi (eh_epilogue): Remove.
7070 (eh_return): Document.
7071 * tm.texi (EH_RETURN_DATA_REGNO): Document.
7072 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
7074 * eh-common.h: Remove file.
7075 * frame-dwarf2.c, frame.c, frame.h: Remove files.
7076 * libgcc2.c (L_eh): Remove.
7078 * unwind-dw2-fde.c: New file, largely copied from frame.c.
7079 * unwind-dw2-fde.h: New file.
7080 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
7081 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
7082 * libgcc-std.ver: Update for eh symbols.
7084 2001-03-27 Richard Henderson <rth@redhat.com>
7086 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
7087 reduce false positives.
7088 (regmove_optimize): Disable if flag_non_call_exceptions.
7090 * stmt.c (expand_return): Remove always true predicate.
7091 (expand_decl_cleanup_no_eh): Remove dead code.
7093 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
7094 barrier code. Add a scheduling barrier if a non-call insn
7095 can throw internally.
7097 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
7098 Auto-inc addresses trap only if their base register does.
7100 * except.c (can_throw_internal): Rename from can_throw.
7101 * except.h, resource.c: Update references.
7103 * integrate.c (copy_insn_list): Use returnjump_p.
7104 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
7106 * function.h (struct function): Move all boolean valued fields
7107 to single bit fields at the end of the struct.
7109 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
7111 Rename asynchronous_exceptions to flag_non_call_exceptions.
7113 * gthr-single.h (UNUSED): New. Distinguish between how C
7114 and C++ mark unused function arguments. Use throughout.
7116 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
7117 value to target configuration header.
7118 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
7119 * config.in, configure: Rebuild.
7120 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
7121 configuration and target defines.
7122 (exceptions_via_longjmp): Remove.
7123 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
7124 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
7126 * except.h (flag_non_call_exceptions): Move ...
7127 * flags.h: ... here.
7129 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
7130 exceptions, put the note on the trapping instruction.
7132 * flags.h (flag_new_exceptions): Remove.
7133 * toplev.c: Don't set it.
7134 * final.c: Don't check it.
7135 * except.c: Provide stub definition.
7137 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
7138 (calculate_global_regs_live): Kill call-clobbered registers
7139 across exception edges.
7140 * reg-stack.c (convert_regs_1): Kill the entire target stack
7141 across non-call exception edges.
7143 * flow.c (cleanup_cfg): Take no argument.
7144 * output.h, sibcall.c, toplev.c: Update all calls.
7146 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7148 * configure.in: Don't check for bcopy.
7149 * configure, config.in: Regenerate.
7151 * system.h: Don't define or prototype bcopy, instead poison it.
7153 2001-03-27 Richard Henderson <rth@redhat.com>
7155 * function.c (expand_function_start): Set DECL_REGISTER on
7156 a pseudo used for DECL_RESULT.
7158 * rtl.h (LCT_NORETURN): New.
7159 * calls.c (emit_library_call_value_1): Handle it.
7161 2001-03-27 Stan Shebs <shebs@apple.com>
7163 * objc/objc-act.c (objc_init): Use dump_base_name.
7164 (gen_declaration): Clear the buffer arg.
7165 (gen_declaration_1): New function, body of gen_declaration.
7166 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
7167 (gen_method_decl): Ditto, plus always clear buffer arg.
7168 (error_with_ivar): Simplify.
7169 (warn_with_method): Ditto.
7170 (build_message_expr): Don't clear buffers.
7171 (dump_interface): Ditto.
7172 (objc_debug): Ditto.
7173 (build_keyword_selector): Clear the buffer by only zeroing
7175 (objc_implementation_context): Declare.
7176 (start_class): Warn about missing @end.
7177 (finish_objc): Ditto.
7179 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7181 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
7183 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7185 * Makefile.in (SYSTEM_H): Define.
7186 Depend on $(SYSTEM_H), not system.h.
7188 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
7190 2001-03-27 Jim Wilson <wilson@redhat.com>
7192 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
7194 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
7195 (process_epilogue): New static function.
7196 (process_set): Call process_epilogue instead of emitting .restore
7198 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
7200 * flow.c (struct reg_cond_life_info): New fields orig_condition
7202 (init_propagate_block_info): Set new fields.
7203 (mark_regno_cond_dead): Set and use new fields.
7204 (flush_reg_cond_reg_1): Likewise.
7205 (and_reg_cond, case AND): Check for redundant AND conditions.
7206 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
7209 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7211 * cppmacro.c (stringify_arg): Null terminate strings.
7213 2001-03-27 Zack Weinberg <zackw@stanford.edu>
7215 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
7216 inclusion style. xm-m68hc11.h no longer exists.
7217 * config/m68hc11/xm-m68hc11.h: Delete file.
7218 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
7220 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
7221 Don't define GCC_VERSION, N_, or PARAMS; don't include
7222 gansidecl.h or stdio.h. Define inhibit_libc here.
7223 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7224 Delete code conditioned on #if GCC_VERSION == 2095.
7226 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
7227 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7228 Delete code conditioned on #if GCC_VERSION == 2095.
7230 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7232 * system.h: Include symcat.h.
7233 (STRINGIFY): Don't define.
7235 * configure.in: Adjust comment.
7237 * builtins.c: Use STRINGX, not STRINGIFY.
7238 * gencheck.c: Likewise.
7239 * gengenrtl.c: Likewise.
7240 * protoize.c: Likewise.
7242 * cpplex.c: Don't include symcat.h.
7243 * cpplib.c: Likewise.
7245 * gansidecl.h (HAVE_STRINGIZE): Don't define.
7247 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7249 * c-typeck.c (digest_init): Fold init expression.
7251 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7253 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
7255 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7257 * except.c (eh_regs): Save results of build_pointer_type to a temp
7258 as FUNCTION_VALUE macro may evaluate its args multiple times.
7260 2001-03-26 Mark Mitchell <mark@codesourcery.com>
7262 * c-common.h (DECL_NUM_STMTS): New macro.
7263 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
7265 (pushdecl): Likewise.
7266 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
7267 * integrate.c (expand_inline_function): Don't check
7269 * print-tree.c (print_node): Don't print it.
7270 * toplev.c (rest_of_compilation): Don't try to inline when
7271 flag_no_inline is on.
7272 * tree.h (DECL_FRAME_SIZE): Remove.
7273 (tree_decl): Adjust accordingly.
7275 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7277 * combine.c (try_combine): Use memcpy, not bcopy.
7279 * genattrtab.c (expand_units): Likewise.
7281 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7283 * i386.md (push mem DI peep2): New.
7284 (mov 0, mov -1 peep2): Handle 64bit.
7285 (lea to arithmetics peep2): Handle 64bit leas.
7286 (rsp arithmetics to push/pop peep2s): New.
7288 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
7290 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7292 * i386.c (struct machine_function): Add save_varrargs_registers.
7293 (ix86_save_varrargs_registers): New macro.
7294 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
7295 (ix86_expand_prologue): Likewise.
7296 (ix86_emit_epilogue_esp_adjustement): Likewise.
7297 (ix86_expand_epilogue): Likewise.
7298 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
7299 (pro_epilogue_adjust_stack_1): New insn.
7300 (pro_epilogue_adjust_stack_rex64): Likewise.
7301 * i386.h (MASK_NO_RED_ZONE): New constant.
7302 (TARGET_RED_ZONE): New macro.
7303 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
7304 (RED_ZONE_SIZE): New constant.
7305 (RED_ZONE_RESERVE): New constant.
7307 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7309 * toplev.c (set_float_handler): Use memcpy, not bcopy.
7311 2001-03-25 Kazu Hirata <kazu@hxi.com>
7313 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
7316 (umodhi3): Likewise.
7319 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7321 * mkconfig.sh (DEFINES): Handle entries with '='.
7323 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
7324 Set xm_defines to MACRO=value instead.
7326 * i370/xm-mvs.h: Delete.
7328 * ns32k/xm-pc532-min.h: Likewise.
7330 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7332 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
7334 use ix86_expand_binary_operator
7335 (?sh??i_?): Disable for 64bit.
7336 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
7337 * i386.c (shiftdi_operand): New predicate.
7339 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
7340 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
7341 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
7342 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
7343 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
7344 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
7345 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
7346 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
7347 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
7348 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
7349 (rotldi3, rotrdi3): New expanders.
7351 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
7353 * i386.md (movstrsi): Move offline.
7355 (strmovdi_rex64): New.
7356 (strmov?i): Accept 64bit.
7357 (strmov?i_rex64): New.
7358 (strmov?i_rex_1): New.
7359 (strmov?i_1): Disable for 64bit.
7360 (rep_mov?i_rex64): New.
7361 (rep_mov?i): Disable for 64bit.
7362 (clrstrsi): Move offline.
7363 (strset?i_rex64): New.
7364 (strset?i: Accept 64bit.
7365 (rep_stos?i): Disable for 64bit.
7366 (rep_stos?i_rex64): New.
7367 (strset?i_rex_1): New.
7368 (strset?i_1): Disable for 64bit.
7369 (cmpstrsi): Accept 64bit.
7370 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
7371 (cmpstrqi_nz_rex_1): New.
7372 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
7373 (strlensi): Move offline.
7375 (strlenqi_1): Disable for 64bit; fix constraints.
7376 (strlenqi_rex_1): New.
7377 * i386.c (ix86_adjust_counter): New static function.
7378 (ix86_zero_extend_to_Pmode): Likewise.
7379 (ix86_expand_aligntest): Likweise.
7380 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
7381 (ix86_expand_movstr): New global function.
7382 (ix86_expand_clrstr): New global function.
7383 (ix86_expand_strlen): New global function.
7384 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
7385 ix86_expand_strlen): Declare.
7386 (ix86_expand_strlensi_unroll_1): Delete.
7388 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
7390 * i386.md (cmpdi): Fix operand predicates.
7391 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
7392 cmpdi_1_insn_rex64): New patterns.
7393 (adddi3): Turn to expander.
7394 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
7395 (addsi3_carry_zext): New pattern.
7396 (adddi_?_rex64): New patterns and splitters.
7397 (addsi_?_zext): New patterns.
7398 (subsi3_carry_zext): New pattern.
7399 (subdi_?_rex64): New patterns and splitters.
7400 (iorsi_?_zext): New patterns.
7401 (iordi_?_rex64): New patterns and splitters.
7402 (iorsi_?_zext): New patterns.
7403 (iorsi_?_zext_imm): New patterns.
7404 (xorsi_?_zext): New patterns.
7405 (xordi_?_rex64): New patterns and splitters.
7406 (xorsi_?_zext): New patterns.
7407 (negdi*): New patterns.
7408 (one_cmpldi*): Likewise.
7409 (one_cmplsi*_zext, negsi*_zext): Likewise.
7410 (testqi_ext_3_rex64): New pattern.
7412 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
7414 * i386-protos.h (ix86_split_long_move): Return void.
7415 * i386.c (ix86_split_to_parts): Handle 64bit target.
7416 (ix86_split_long_move): Likewise.
7417 * i386.md (all calls to ix86_split_long_move): Update.
7419 2001-03-23 Richard Henderson <rth@redhat.com>
7421 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
7422 to avoid shadowing arguments.
7424 2001-03-23 Jakub Jelinek <jakub@redhat.com>
7426 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
7427 to variable names where DECL_NAME is different from
7428 DECL_ASSEMBLER_NAME.
7430 2001-03-23 Jim Wilson <wilson@redhat.com>
7432 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
7433 (assemble_alias): Call make_decl_rtl.
7435 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
7437 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
7439 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
7441 * extend.texi: Document the "java_interface" attribute.
7443 2001-03-22 Zack Weinberg <zackw@stanford.edu>
7445 * mkconfig.sh: Use a subshell with redirected stdout,
7446 instead of closing stdout and confusing commands that run
7447 afterward. Throw away output of cmp.
7449 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
7451 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
7453 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
7455 * i386.md (zero_extendsidi2_32): Break out from ...
7456 (zero_extendsidi2): ... here ; turn to expander.
7457 (zero_extendsidi2_rex64): New.
7458 (extendsidi2_32): Break out from ...
7459 (extendsidi2): ... here ; turn to expander.
7460 (extendsidi2_rex64): New.
7461 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
7462 (trunc?f?f splitters): Add 64bit versions.
7464 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
7466 * i386.md (pushsi, pushsi2_prologue): Disable.
7467 (pushsi2_rex64): New.
7468 (movabs?i_1_rex64, movabs?i_2_rex64): New.
7469 (movqi_ext_1): Disable for 64bit.
7470 (movqi_ext_1_rex64): New.
7471 (pushdi2_rex64): New pattern, peep2s and splitter.
7472 (pushdi2_prologue_rex64): New pattern.
7473 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
7475 (movdi splitters): Disable for 64bit.
7476 (movdi_1_rex64): New pattern, peep2s and splitters.
7477 (swapdi): New pattern.
7478 (pushsf): Disable for 64bit.
7479 (pushsf_rex64): New pattern and splitter.
7480 (pushdf_nointeger): Disable for 64bit.
7481 (pushdf_integer): Handle the 64bit case.
7482 (pushtf): Likewise; update splitters.
7484 2001-03-22 Richard Henderson <rth@redhat.com>
7486 * mkconfig.sh: Include insn-flags.h.
7487 * Makefile.in (CONFIG_H): Include insn-flags.h.
7488 (lots of objects): Remove insn-codes.h and insn-flags.h.
7490 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
7491 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
7492 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
7493 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
7494 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
7495 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
7496 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
7497 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
7498 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
7499 v850/v850.c, vax/vax.c:
7500 Don't include insn-flags.h.
7502 * diagnostic.c, expr.h, reload.c, toplev.c:
7503 Don't include insn-codes.h.
7505 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
7506 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
7507 c4x/c4x.c, i960/i960.c, mips/mips.c:
7508 Don't include insn-codes.h or insn-flags.h.
7510 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
7511 or insn-flags.h in the generated code.
7512 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
7513 (main): Forward declare struct rtx_def.
7515 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
7517 * invoke.texi (-ffast-math): Remove duplicate line about
7520 * gcc.texi: Remove more obsolete documentation of bugs and
7521 installation problems.
7523 2001-03-21 Kazu Hirata <kazu@hxi.com>
7525 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
7528 2001-03-20 Jason Merrill <jason@redhat.com>
7530 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
7532 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
7533 * varasm.c (CHKR_PREFIX): Likewise.
7535 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7537 * gcse.c (hash_scan_set): An expression is not anticipatible if it
7538 is part of a multi-SET insn.
7540 * cse.c (find_comparison_args): Remove previous change.
7541 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
7544 * config/i386/i386.md (conditional_trap): Remove warning.
7546 * recog.c (push_operand): Fix error in last change that caused
7547 undefined symbol on many targets.
7549 * sdbout.c: #include ggc.h.
7550 (sdbout_init): Move to end of file.
7551 Call ggc_add_tree_root for anonymous_types.
7552 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
7553 (sdbout_one_type): Use DECL_NAME for field name.
7554 * Makefile.in (sdbout.o): Show includes ggc.h.
7556 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
7558 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
7559 (override_options): Use properlimits for preferred_stack_boundary.
7560 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
7562 (ext_register_operand): Accept DImode.
7563 (load_pic_register): Abort on 64bit.
7564 (gen_push): Use Pmode instead of SImode.
7565 (ix86_save_reg): Pic reg is never used on 64bit.
7566 (ix86_expand_prologue): Likewise.
7567 (ix86_emit_save_regs): Use Pmode instead of SImode.
7568 (legitimate_address_p): Check displacement for 64bit.
7569 (print_operand): Avoid outputting of (%rip) on 64bit.
7570 (print_operand_address): Output (%rip) where possible.
7571 (split_di): Abort on 64bit registers.
7572 (ix86_expand_branch): DImode comparison is simple for x86_64.
7573 (memory_address_length): Recognize memory addresses formed using
7575 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
7577 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
7579 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
7581 * recog.c (push_operand): Recognize new format of push instructions.
7583 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
7585 * i386.md (pushqi1): New.
7586 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
7587 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7588 x86_64_immediate_operand, x86_64_immediate_operand,
7589 x86_64_zext_immediate_operand): Declare.
7590 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
7591 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7592 x86_64_immediate_operand, x86_64_immediate_operand,
7593 x86_64_zext_immediate_operand): define.
7594 * i386.h (PREDICATE_CODES): Add new predicates.
7596 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
7598 * i386.md (pophi1, popqi1, pushqi1): Remove.
7600 * expr.c (emit_single_push_insn): New function.
7601 (move_by_pieces): Accept NULL as destination for push instructions.
7602 (gen_push_operand): Kill.
7603 (emit_push_insn): Pass NULL when pushing; avoid updating of
7604 stack_pointer_delta.
7605 * expr.h (gen_push_operand): Kill.
7607 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7609 * rtl.texi (COMPARE): Clarify documentation and reference section
7612 2001-03-20 Stan Shebs <shebs@apple.com>
7614 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7615 (get_object_reference): Ditto.
7616 (error_with_ivar): Use error_with_file_and_line.
7617 (warn_with_method): Use warning_with_file_and_line.
7619 2001-03-20 Tom Tromey <tromey@redhat.com>
7621 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7623 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7625 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7626 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7628 2001-03-20 DJ Delorie <dj@redhat.com>
7630 * Makefile.in (install-libgcc): Pass complete list of variables.
7631 (install-multilib): Ditto.
7633 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7635 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7636 drectve_section, switch_to_section.
7638 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7639 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7640 i386_pe_mark_dllimport.
7642 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7644 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7645 functions i386_pe_*.
7647 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7648 i386_pe_* functions with char * arguments.
7650 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7652 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7654 (movsi_ie): Introduce fpul store.
7656 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7658 * Makefile.in (OBJS): Remove hashtab.o.
7660 2001-03-19 Stan Shebs <shebs@apple.com>
7662 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7663 * c-lang.c (maybe_objc_method_name): Ditto.
7664 * c-tree.h (maybe_objc_method_name): Remove decl.
7666 2001-03-19 Tom Tromey <tromey@redhat.com>
7668 * gcc.c (init_gcc_specs): Fix comment.
7670 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7672 Compute DECL_ASSEMBLER_NAME lazily.
7673 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7674 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7675 (SET_DECL_ASSEMBLER_NAME): Likewise.
7676 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7677 (set_decl_assembler_name): Declare.
7678 (lang_set_decl_assembler_name): Likewise.
7679 * tree.c (lang_set_decl_assembler_name): New variab.e
7680 (set_decl_assembler_name): New function.
7681 (init_obstacks): Set lang_set_decl_assembler_name.
7682 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7683 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7684 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7685 where it's not necessary.
7686 (builtin_function): Likewise.
7687 (finish_decl): Likewise.
7688 * dbxout.c (dbxout_type_methods): Likewise.
7689 * ggc-common.c (ggc_mark_trees): Likewise.
7690 * profile.c (output_func_start_profiler): Likewise.
7691 * varasm.c (make_decl_rtl): Likewise.
7693 * cse.c (find_comparison_args): Update documentation. Fix
7694 mishandling of COMPARE operations.
7696 * tree.def (ABS_EXPR): Add documentation.
7697 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7699 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7701 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7703 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7705 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7706 Remove ia32 linux PIC kludge and move it...
7707 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7709 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7711 * i386.md (absdf2 expander): Fix 64bit case.
7713 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7715 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7717 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7719 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7721 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7723 * README.X11: Remove obsolete file.
7725 2001-03-18 Anthony Green <green@redhat.com>
7727 * config/pj/pj.h: Remove some trailing commas.
7728 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7730 2001-03-18 Richard Henderson <rth@redhat.com>
7732 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7733 * calls.c: ... here.
7734 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7735 defaults for them here.
7737 2001-03-17 Anthony Green <green@redhat.com>
7739 * config/pj/lib1funcs.S: Fix broken comment.
7740 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7743 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7745 * gcc.texi: Remove obsolete information relating to build and
7746 installation problems with enquire or the Pyramid C compiler.
7748 2001-03-17 Richard Henderson <rth@redhat.com>
7750 * dwarf2out.c (queue_reg_save): New.
7751 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7752 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7754 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7755 (cfa, cfa_store, cfa_temp): Make static.
7756 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7758 2001-03-17 Richard Henderson <rth@redhat.com>
7760 * integrate.h (struct inline_remap): Add local_return_label.
7761 * integrate.c (expand_inline_function): Initialize it and emit
7762 it after copy_insn_notes.
7763 (copy_insn_list): Don't store local_return_label here.
7764 (copy_insn_notes): New function split out from copy_insn_list.
7766 2001-03-17 Richard Henderson <rth@redhat.com>
7768 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7769 is generating .debug_line.
7770 (dwarf2out_init): Add main_input_filename to the file table first.
7771 * configure.in (as_dwarf2_debug_line): Test with file number 1
7772 instead of file number 0.
7774 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7776 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7777 (gen_rtx_combine): Deleted; all references changed as appropriate.
7778 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7780 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7782 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7784 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7787 2001-03-16 Jim Wilson <wilson@redhat.com>
7789 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7790 then set it to LOC_REG (79) instead of aborting.
7792 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7794 * gccbug.in: Remove high priority.
7796 2001-03-16 Richard Henerson <rth@redhat.com>
7798 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7799 output with a space instead of deleting it.
7800 * configure: Regenerate.
7802 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7804 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7805 handles the gory details of converting an object file into
7806 something that's safe to grep.
7807 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7808 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7809 newlines at either end of the string we're looking for.
7810 Make 'checking ...' message less stilted.
7811 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7812 ARM in-memory layout and its hypothetical converse. Don't
7813 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7814 HOST_WORDS_BIG_ENDIAN.
7816 * configure.in: Adjust for renamed macro. Move
7817 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7818 * configure, config.in: Regenerate.
7820 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7822 * fixinc/Makefile.in: Set SHELL.
7824 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7826 * fixinc/fixincl.c (fix_with_system): Quote file names before
7827 passing them to shell.
7829 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7831 * Makefile.in: Use fix-header$(build_exeext) instead
7834 2001-03-16 Richard Henderson <rth@redhat.com>
7836 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7837 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7838 (size_of_line_prolog): Remove.
7839 (output_line_info): Compute prologue size via label difference.
7840 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7842 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7843 assembler error when redefining file numbers.
7844 * config.in, configure: Rebuild.
7846 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7847 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7848 (dw2_asm_output_delta_uleb128): Likewise.
7849 (dw2_asm_output_delta_sleb128): Similarly.
7850 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7852 2001-03-16 Michael Meissner <meissner@redhat.com>
7854 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7856 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7858 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7860 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7861 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7862 being unsigned in ISO C and signed in traditional.
7863 (expand_prologue): Ditto.
7864 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7866 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7868 (divsi3,divdi3): Ditto.
7869 (modsi3,moddi3): Ditto.
7870 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7871 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7872 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7875 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7877 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7878 SSE based conditional moves on LTGT/UNEQ conditions;
7879 Canonicalize EQ to NE.
7880 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7881 (sse_mov?fcc_ne): New.
7883 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7885 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7887 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7888 register may be dead.
7890 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7892 * Makefile.in (hash.o): Depend on CONFIG_H.
7894 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7896 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7898 2001-03-15 Richard Henderson <rth@redhat.com>
7900 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7901 (ASM_OUTPUT_DWARF_PCREL): New.
7902 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7904 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7906 * cppfiles.c (stack_include_file): Use MAX of sysp.
7908 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7910 * config.gcc (ia64*-*-hpux*): New case.
7911 * config/ia64/hpux.h: New file for HP-UX support.
7912 * config/ia64/t-hpux: New file for HP-UX support.
7914 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7916 * fixinc/inclhack.def (irix_stdio_va_list): New.
7917 * fixinc/fixincl.x: Rebuilt.
7919 2001-03-15 Richard Henderson <rth@redhat.com>
7921 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7922 if provided by the target.
7923 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7924 (dw2_asm_output_addr): New.
7925 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7926 * dwarf2out.c (output_cfi): Use it for program addresses.
7927 (output_call_frame_info, output_die): Likewise.
7928 (output_aranges, output_line_info): Likewise.
7930 2001-03-15 Bruce Korb <bkorb@gnu.org>
7932 * gcc.c(main): make more rigorous
7933 * collect2.c(main): guard against ignoring SIGCHLD
7934 * protoize.c(main): ditto
7935 * gcc/fixinc/fixincl.c(initialize): ditto
7937 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7939 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7940 (sdbout_parms): Likewise.
7942 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7944 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7945 "widen" a destination that is already wider than a word. Also do
7946 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7948 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7950 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7952 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7954 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7956 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7958 * i960.h (i960_maxbitalignment,
7959 i960_last_maxbitalignment): Declare.
7960 * i960.c (i960_maxbitalignment,
7961 i960_last_maxbitalignment): Make global.
7962 (process_pragma): Delete.
7963 (i960_pr_align, i960_pr_noalign): Move from here ...
7964 * i960-c.c: ... to this new file.
7965 * t-960bare (i960-c.o): New rule.
7966 * t-vxworks960 (i960-c.o): Likewise.
7967 * config.gcc (i960-*-*): Define c_target_objs and
7970 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7972 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7973 without adding in rtx code and mode.
7975 * alias.c (init_alias_analysis): Don't use any rtx whose value
7976 varies as a known value.
7977 Delete a superfluous test.
7979 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7981 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7982 scheduling a stop bit.
7983 (ia64_emit_nops): Correctly handle ASMs.
7985 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7987 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7989 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7991 * cpp.texi: Update documentation for -include and -imacros.
7992 * cppfiles.c (struct include_file): Remove "defined" memeber.
7993 (find_or_create_entry): Make a copy of the file name, and
7995 (open_file): Update to ensure we use the simplified filename.
7996 (stack_include_file): Don't set search_from.
7997 (cpp_included): Don't simplify the path name here.
7998 (find_include_file): New prototype. Call search_from to
7999 get the start of the "" include chain. Don't simplify the
8001 (_cpp_execute_include): New prototype. Move diagnostics to
8002 do_include_common. Update.
8003 (_cpp_pop_file_buffer): Don't set defined.
8004 (search_from): New prototype. Use the preprocessor's cwd
8005 for files included from the command line.
8006 (read_name_map): Don't simplify the pathname here.
8007 * cpphash.h (enum include_type): New.
8008 (struct buffer): Delete search from. New search_cached.
8009 (_cpp_execute_include): Update prototype.
8010 * cppinit.c (do_includes): Use _cpp_execute_include.
8011 * cpplib.c (do_include_common): New function.
8012 (do_include, do_include_next, do_import): Use it.
8014 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8016 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
8017 contents of the RTL, to determine the name of the object.
8019 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8021 * tree.h (DECL_RTL): Allocate RTL lazily.
8022 (SET_DECL_RTL): New macro.
8023 (DECL_RTL_SET_P): Likewise.
8024 (COPY_DECL_RTL): Likewise.
8025 (DECL_RTL_IF_SET): Likewise.
8026 * varasm.c (make_decl_rtl): Add assertions about the kind of
8027 declaration we are processing.
8028 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
8029 (start_decl): Likewise.
8030 (finish_decl): Likewise.
8031 * c-semantics.c (emit_local_var): Likewise.
8032 * calls.c (expand_call): Likewise.
8033 * dbxout.c (dbxout_symbol): Likewise.
8034 * emit-rtl.c (unshare_all_rtl): Likewise.
8035 (unshare_all_decls): Likewise.
8036 (reset_used_decls): Likewise.
8037 * expr.c (store_constructor): Likewise.
8038 (safe_from_p): Likewise.
8039 (expand_expr): Likewise.
8040 * function.c (put_var_into_stack): Likewise.
8041 (instantiate_decls_1): Likewise.
8042 (assign_parms): Likewise.
8043 (expand_function_start): Likewise.
8044 (expand_function_end): Likewise.
8045 * ggc-common.c (gcc_mark_trees): Likewise.
8046 * integrate.c (function_cannot_inline_p): Likewise.
8047 (copy_decl_for_inlining): Likewise.
8048 (expand_inline_function): Likewise.
8049 (integrate_parm_decls): Likewise.
8050 (integrate_decl_tree): Likewise.
8051 * print-tree.c (print_node): Likewise.
8052 * reg-stack.c (stack_result): Likewise.
8053 * stmt.c (label_rtx): Likewise.
8054 (expand_return): Likewise.
8055 (expand_decl): Likewise.
8056 (expand_decl_cleanup): Likewise.
8057 (expand_anon_union_decl): Likewise.
8058 * toplev.c (check_global_declarations): Likewise.
8059 (rest_of_decl_compilation): Likewise.
8060 * tree.c (simple_cst_equal): Likewise.
8061 * objc/objc-act.c (generate_static_references): Likewise.
8063 2001-03-14 Zack Weinberg <zackw@stanford.edu>
8065 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
8066 gcc_AC_C_FLOAT_FORMAT): New macros.
8067 * configure.in: Add AC_PROG_CPP after CC tests;
8068 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
8069 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
8070 * configure, config.in: Regenerate.
8072 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
8073 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8074 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8075 config/i370/xm-linux.h, config/i370/xm-oe.h,
8076 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8077 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
8078 config/pa/xm-linux.h, config/pa/xm-pa.h,
8079 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
8080 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
8081 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
8082 config/we32k/xm-we32k.h: Delete.
8084 * config/i370/xm-mvs.h, config/m88k/m88k.h,
8085 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8086 config/vax/xm-vms.h: Don't define any of:
8087 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
8089 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
8091 * config.gcc: Remove references to deleted files.
8092 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
8093 FATAL_EXIT_CODE, which is the same between oe and mvs).
8095 2001-03-14 DJ Delorie <dj@redhat.com>
8096 Vladimir Makarov <vmakarov@redhat.com>
8098 * config/i960/i960.c (i960_function_prologue): Compute size of
8099 frame according to number of registers actually saved there.
8101 2001-03-14 Richard Henderson <rth@redhat.com>
8103 * expr.c (emit_move_insn_1): Fix else if around #endif.
8105 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
8108 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
8111 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
8113 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
8114 (override_options): Parse cmodel string.
8115 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
8116 * i386.h (TARGET_OPTIONS): Add "cmodel".
8117 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
8119 (ix86_cmodel_string, ix86_cmodel): Declare.
8121 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
8124 * i386.h (GENERAL_REG_P): Add missing REG_P.
8126 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
8128 * configure.in: Use $gcc_cv_as instead of $as.
8129 * configure: Regenerated.
8131 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
8133 * cppfiles.c (stack_include_file): Only increase the include
8134 count if we actually process the file properly, as opposed
8135 to treating it as length zero. Only call read_include_file
8136 if not DO_NOT_REREAD. Handle the -H include file output
8138 (read_include_file): Remove now redundant DO_NOT_REREAD check.
8139 (cpp_included, find_include_file): Simplify pathnames after
8140 remapping them. If remapping, don't use the remapped file
8141 name's buffer as our scratch buffer.
8142 (cpp_pop_file_buffer): Replace the multiple include macro
8143 only if it isn't yet set.
8144 (read_name_map): Simplify remapped names when reading in.
8145 (remap_filename): Move code to code path that uses it.
8146 (_cpp_simplify_pathname): Return the input pointer.
8147 * cpphash.h (_cpp_simplify_pathname): Update prototype.
8149 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8151 * expr.c (expand_expr): Revove bogus conditional.
8153 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
8155 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
8157 2001-03-14 Jakub Jelinek <jakub@redhat.com>
8159 * reg-stack.c (stack_result): Unconditionally use
8160 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
8162 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
8164 * expr.c (emit_move_insn_1): Split push of complex value when
8165 no suitable push instruction exist.
8167 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
8168 instead of QI_REG_P.
8170 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8172 * alias.c (handled_component_p, can_address_p): New functions.
8173 (get_alias_set): Use them.
8175 2001-03-13 Jim Wilson <wilson@redhat.com>
8177 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
8178 from 80 in try_locals code.
8179 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
8181 2001-03-13 Zack Weinberg <zackw@stanford.edu>
8183 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
8184 gcc_AC_C_LONG_LONG): New.
8185 * configure.in: Use them. Probe the size of short, int, long,
8186 and long long/__int64 if we have them. Move all the AC_C_*
8187 checks together, except gcc_AC_C_CHAR_BIT which has to go
8188 after AC_CHECK_HEADERS(limits.h).
8189 Take hwint.h out of host_xm_file and build_xm_file.
8191 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
8192 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
8193 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
8194 Move the HOST_WIDEST_INT setup logic here from system.h.
8195 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
8197 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
8198 is now handled by hwint.h.
8200 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
8201 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
8202 config/ia64/xm-ia64.h: Don't define any of:
8203 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
8204 HOST_BITS_PER_LONGLONG.
8206 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
8207 config/h8300/xm-h8300.h, config/mips/iris6.h,
8208 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
8209 config/sparc/xm-sp64.h: Delete.
8210 * config.gcc: Remove references to deleted files.
8212 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
8213 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
8214 * config/i370/xm-linux.h: Clarify floating-point situation in
8217 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
8219 * cppfiles.c (NO_INCLUDE_PATH): New macro.
8220 (find_include_file): Decide here which part of the include
8221 chain to start the search. Complain about an empty include
8222 chain in all cases apart from an abolsute file name.
8223 (_cpp_execute_include): Don't choose the search chain here.
8224 Don't call handle_missing_include in the case of an empty
8226 (_cpp_compare_file_date): Don't choose the search chain here.
8227 * cpplib.c (do_include_next): Move the in-main-file diagnostic
8228 here from _cpp_execute_include. Behave like #include if
8229 we're in the main file.
8231 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8233 * system.h (malloc, realloc, calloc, strdup): Only poison these
8234 tokens when IN_GCC is defined.
8236 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
8238 * i386.md (abs?f expander): Support SSE case.
8239 (abd?f_if): Add new "USE"; add splitters.
8241 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8243 * cpp.texi (poison): Explain the macro expansion exception.
8245 2001-03-13 Jakub Jelinek <jakub@redhat.com>
8247 * expr.c (store_expr): Add dont_store_target. If temp is already in
8248 target before copying to reg, don't store it into target again.
8250 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8252 * cppinternals.texi: Update for file handling.
8254 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8256 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
8257 2001-02-24 which broke building the Java library.
8258 * function.c (identify_blocks): Likewise.
8259 (all_blocks): Likewise.
8260 * integrate.c (integrate_decl_tree): Likewise.
8261 * print-tree.c (print_node): Likewise.
8262 * tree.h (BLOCK_NUMBER): Likewise.
8263 (struct tree_block): Likewise.
8265 2001-03-12 David Edelsohn <edelsohn@gnu.org>
8267 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
8268 __WCHAR_TYPE__ definition.
8269 (WCHAR_TYPE_SIZE): #undef before #define.
8271 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8273 * cppfiles.c: Update comments.
8274 (destroy_include_file_node): Rename destroy_node.
8275 (find_or_create_entry): New function.
8276 (open_file, _cpp_fake_include): Use it.
8277 (handle_missing_header): New function, broken out of
8278 _cpp_execute include. Don't segfault if there is no
8279 system or quoted path.
8280 (_cpp_execute_include): Use handle_missing_header.
8282 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8284 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
8285 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
8287 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8289 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
8290 unless anti_dependence says they are.
8291 * alias.c (objects_must_conflict): If neither has a type specified,
8294 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8295 David Billinghurst <David.Billinghurst@riotinto.com>
8297 * config/mips/iris5.h: Change WCHAR_TYPE to int.
8299 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
8301 * i386.md (trunctfdf2_2): Rename missnamed pattern.
8302 (*_one_bit): Remove type on the match_operand in attributes.
8304 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
8306 * i386.c: Commit forgotten hunk in previous patch.
8307 (regclass_map): Add extended registers.
8308 (dbx_register_map): Add missing frame register.
8310 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
8312 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
8314 * i386.md (x86_sahf_1): Disable for 64bit.
8315 (popsi*, pophi*): Likewise.
8316 (pushqi, pushhi): Likewise.
8317 (movdi, pushdi): Likewise.
8318 (zero extend DImode splitter): Likewise.
8319 (adddi, minusdi splitter): Likewise.
8320 (umulsidi): Likewise.
8322 (mulsidi): Disable for 64bit
8323 (lshift:DI/ashift:DI): Disable for 64bit.
8324 (loop patterns): Likewise.
8325 (call_pop, call_value_pop expanders and patterns): Likewise.
8326 (prologue_get_pc): Likewise.
8328 (fcmovDI pattern and splitter): Likewise.
8329 (movdfcc_1_rex64): New.
8331 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
8333 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
8334 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
8335 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
8336 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
8337 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
8338 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
8339 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
8340 (PUSH_ROUNDING): x86_64 rounds to 64bits.
8341 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
8342 (REGPARM_MAX): Set to 6 for x86_64.
8343 (SSE_REGPARM_MAX): Set to 16 for x86_64.
8344 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
8347 * (patterns that does use upper halves): Update constraints
8348 'q' to 'Q' and 'r' to 'R'.
8349 (cmpqi_ext_1): Disable for 64bit.
8350 (cmpqi_ext_3_insn): Likewise.
8351 (movqi_extzv_1): Likewsie.
8352 (addqi_ext_1): Liekwsie
8353 (testqi_ext_1): Liekwsie
8354 (andqi_ext_1): Liekwsie
8355 (xorqi_ext_1): Liekwsie
8356 (cmpqi_ext_1_rex64): New.
8357 (cmpqi_ext_3_insn_rex64): Likewise.
8358 (movqi_extzv_1_rex64): Likewsie.
8359 (addqi_ext_1_rex64): Liekwsie
8360 (testqi_ext_1_rex64): Liekwsie
8361 (andqi_ext_1_rex64): Liekwsie
8362 (xorqi_ext_1_rex64): Liekwsie
8364 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8366 * configure.in: Move check for unsigned enumerated bitfields
8367 to macro in aclocal.m4. Disable it for now.
8368 * configure, config.in: Regenerate.
8369 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
8370 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
8371 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
8372 kind above its first use.
8374 * config/xm-interix.h, config/alpha/xm-alpha.h,
8375 config/i370/xm-linux.h, config/i386/xm-beos.h,
8376 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
8377 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8378 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
8379 Don't define ONLY_INT_FIELDS under any circumstances.
8381 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
8383 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8384 config/sparc/xm-sysv4.h: Delete - now identical with some
8386 * config.gcc (hppa targets): Replace xm-pahpux.h and
8387 xm-papro.h with implicit xm-pa.h.
8388 (sparc targets): Replace xm-sysv4.h with implicit or explicit
8391 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
8393 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
8394 before reload_cse_noop_set_p.
8396 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8398 * config.gcc: Where xm-host.h used to include another
8399 xm-host.h, list the nested header directly in xm_file. Remove
8400 references to deleted files. Can now use sparc/xm-sp64.h for
8403 * config/xm-linux.h, config/arm/xm-linux.h,
8404 config/i386/xm-dos.h, config/i386/xm-gnu.h,
8405 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
8406 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
8407 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
8408 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
8411 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
8412 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
8413 bother to wrap #undef in #ifdef.
8414 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
8415 Don't include xm-linux.h.
8416 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
8418 * configure.in: Wrap regexps using [] in changequote block.
8419 Use expr : not echo | grep. Simplify regexps.
8420 * configure: Regenerate.
8422 56 xm-files remain, 22 xm-arch.
8424 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8426 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
8427 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8428 (local_index, local_rindex): Delete, use strchr/strrchr instead.
8429 (copy_object): Fix format specifier vs argument mismatch.
8431 * mips-tdump.c: Make local functions static.
8432 (rindex): Don't #undef.
8433 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8434 (fatal, fancy_abort): Delete.
8435 (read_seek): Avoid signed/unsigned compare.
8437 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8439 * combine.c (try_combine): Fix error in change to try original
8441 (gen_rtx_combine): Do same as gen_rtx for now.
8443 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8445 * configure.in: AC_SUBST xm_defines.
8446 * configure: Regenerate.
8447 * Makefile.in: Set DEFINES=$(xm_defines) when building
8450 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8452 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
8453 (cpp_included, find_include_file): Update.
8454 (_cpp_compare_file_date): Make else unconditional.
8456 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
8458 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
8460 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8462 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
8463 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
8465 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
8467 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
8468 if it's a record type.
8470 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
8472 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
8473 mingw includes slightly.
8475 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8477 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
8478 #undef token before poisoning it.
8480 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8482 * alpha.c (check_float_value): Use memcpy, not bcopy.
8484 * m32r.c (m32r_sched_reorder): Likewise.
8486 * vax.c (check_float_value): Likewise.
8488 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8490 * toplev.c (file_name_nondirectory): Remove.
8491 * toplev.h: Similarly.
8492 * dwarf2out.c (compute_section_prefix): Use lbasename instead
8493 of file_name_nondirectory.
8495 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8497 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
8498 * mips-tfile.c: Don't #undef rindex; not used.
8500 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
8502 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
8503 (dbx64_register_map): Declare.
8504 (RETURN_ADDR_RTX): Fix for 64bit.
8505 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
8506 (INCOMING_FRAME_SP_OFFSET): Set to 8.
8507 * i386.c (dbx64_register_map): New global array.
8508 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
8509 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
8512 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8514 * cppfiles.c (search_from): Use lbasename.
8515 * mkdeps.c (deps_add_default_target): Use lbasename.
8517 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8519 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
8520 xcalloc in lieu of malloc, realloc & calloc.
8522 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
8524 * gengenrtl.c (xmalloc): Likewise.
8526 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
8527 really_call_* memory allocation routines.
8529 * stmt.c (check_for_full_enumeration_handling): Use
8530 really_call_calloc, not calloc.
8532 * system.h (really_call_malloc, really_call_calloc,
8533 really_call_realloc): Define.
8534 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
8536 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
8538 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
8540 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
8542 * configure: Rebuilt.
8543 * configure.in: Only use `lang_requires' for languages athat are
8546 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
8548 * invoke.texi: Fix typo.
8549 * gcc.1: Regenerate.
8551 2001-03-09 Zack Weinberg <zackw@stanford.edu>
8553 * configure.in: Prune nonexistent files from build_xm_file,
8554 xm_file, and host_xm_file lists. Warn unless they're
8556 Don't generate *config.h here.
8557 AC_SUBST all variables needed to generate *config.h.
8558 * configure: Regenerate.
8559 * mkconfig.sh: New helper script, from code removed from
8561 * Makefile.in: Zap all MALLOC variables - no longer used
8562 anywhere, and malloc.c doesn't exist.
8563 Substitute in variables needed to generate *config.h.
8564 Stop lying about the dependencies contained in CONFIG_H and
8566 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
8567 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
8568 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
8569 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
8570 $(TM_P_H), etc. as appropriate.
8572 * config.gcc: Zap references to deleted files.
8573 * ggc-none.c: Don't include rtl.h or tm_p.h.
8575 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
8576 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
8577 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
8578 config/i386/xm-linux.h, config/i386/xm-linux.h,
8579 config/i386/xm-next.h, config/i386/xm-openbsd.h,
8580 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
8581 Don't include i386/xm-i386.h.
8583 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
8584 config/i386/xm-i386.h, config/i860/xm-i860.h,
8585 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
8586 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8587 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
8588 Delete (empty except comments, #includes of other deleted
8589 files, and macros used nowhere).
8591 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
8593 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
8594 independent on TARGET_FLAGS.
8596 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
8598 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
8600 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
8602 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
8604 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
8605 LAST_REX_SSE_REG): define.
8606 (enum reg_class): Add 'LEGACY_REGS'
8607 (REG_CLASS_CONTENTS): Likewise; add extended registers.
8608 (SSE_REGNO_P): Recognize extended registers.
8609 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8610 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8611 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8612 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8613 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8614 REG_OK_FOR_STRREG_P): Remove.
8615 (HI_REGISTER_NAMES): Add extended registers.
8616 (ADDITIONAL_REGISTER_NAMES): Likewise.
8617 (QI_REGISTER_NAMES): Add 8bit extended registers.
8618 (DEBUG_REG): Support extended registers.
8619 * i386.c (regclass_map): Add extended registers.
8620 (dbx_register-map): Likewise.
8621 (svr4_dbx_register_map): Likewise.
8622 (print_reg): Support extended registers.
8623 (print_operand): Support 64bit operands.
8625 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8627 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8628 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8629 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8630 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8631 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8632 STACK_BOUNDARY): Set properly for 64bits.
8633 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8634 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8635 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8636 (MOVE_MAX): Set to 16.
8637 (MOVE_MAX_PIECES): 8 for 64bit.
8638 (Pmode): Set to SImode.
8640 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8642 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8644 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8646 * i386.h (mask_64bit): New constant.
8647 (target_64bit): New macro.
8648 (target_options): Add '64'/'32'
8649 (target_default): Define.
8650 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8651 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8652 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8654 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8656 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8658 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8660 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8661 LO_SUM unless for_alias is set.
8663 2001-03-08 Stan Shebs <shebs@apple.com>
8665 * objc/objc-act.c: Fix old typos in comments, add comments for
8667 (hash_init): Fix file name in error message.
8668 (hash_enter): Ditto.
8669 (hash_add_attr): Ditto.
8670 (continue_class): Ditto.
8672 2001-03-08 Bruce Korb <bkorb@gnu.org>
8674 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8675 wait4() can receive the signal.
8677 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8679 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8681 * fixinc/fixincl.x: Regenerate.
8683 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8685 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8687 * fixinc/fixincl.x: Regenerate.
8689 2001-03-08 Richard Henderson <rth@redhat.com>
8691 * configure.in (HAVE_AS_LEB128): New assembler check.
8692 * configure, config.in: Rebuilt.
8694 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8696 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8699 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8701 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8702 references to the MAXPATHLEN macro.
8704 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8705 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8708 * config/i386/xm-gnu.h, config/xm-gnu.h,
8709 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8710 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8711 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8712 and/or unused files.
8714 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8715 doing so in various xm-*.h files.
8717 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8719 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8721 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8723 * configure.in (enable_shared): Support per-package shared-library
8725 * configure: Rebuilt.
8727 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8729 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8730 for crnot. Set operands[5] in splitter.
8732 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8734 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8735 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8736 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8737 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8738 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8739 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8740 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8743 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8744 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8745 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8746 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8747 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8748 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8749 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8750 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8751 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8752 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8753 Delete unused and/or empty files.
8755 * config.gcc: Define USG in xm_defines as appropriate. Define
8756 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8757 macro. Remove deleted xm-* files from $xm_files variable.
8759 2001-03-07 Tom Tromey <tromey@redhat.com>
8761 * configure: Rebuilt.
8762 * configure.in: Allow config-lang.in to set `lang_requires' to list
8763 of other required languages.
8765 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8767 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8769 (output_prologue): Use xmalloc not oballoc.
8770 (output_epilog): Free a29k_first_epilogue_insn when finished.
8771 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8773 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8775 * builtins.c (expand_builtin_mathfn): Check
8776 flag_unsafe_math_optimizations, not flag_fast_math.
8777 (expand_builtin): Likewise
8778 * combine.c (combine_simplify_rtx): Likewise.
8779 (simplify_if_then_else): Likewise.
8780 * cse.c (fold_rtx): Likewise.
8781 * flags.h: Remove flag_fast_math. Add
8782 flag_unsafe_math_optimizations and flag_trapping_math.
8783 * fold-const.c (negate_expr): Check
8784 flag_unsafe_math_optimizations, not flag_fast_math.
8785 (invert_truthvalue): Likewise.
8786 (fold): Likewise. Before associating operands, check that
8787 code == MULT_EXPR, not code != MULT_EXPR.
8788 * ifcvt.c (noce_try_minmax): Check
8789 flag_unsafe_math_optimizations, not flag_fast_math.
8790 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8791 * invoke.texi: Document -funsafe-math-optimizations and
8792 -fno-trapping-math. Change documentation for -ffast-math.
8793 * jump.c (reversed_comparison_code_parts): Likewise.
8794 (rtx_equal_for_thread_p): Likewise.
8795 * optabs.c (emit_conditional_move): Likewise.
8796 * simplify-rtx.c (simplify_binary_operation): Likewise.
8797 (simplify_relational_operation): Likewise.
8798 (simplify_ternary_operation): Likewise.
8799 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8800 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8801 Add trapping-math and unsafe-math-optimizations entries to f_options.
8802 (set_fast_math_flags): New, sets flags for -ffast-math.
8803 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8804 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8805 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8807 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8808 (alpha_emit_conditional_move): Initialize local_fast_math to
8809 flag_unsafe_math_optimizations, not flat_fast_math.
8810 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8811 instead of setting flag_fast_math to 1.
8812 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8814 * config/i386/i386.c (override_options): Likewise
8815 * config/i386/i386.md: Likewise.
8816 * config/m68k/m68k.md: Likewise.
8817 * config/mips/mips.md: Likewise.
8818 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8819 (rs6000_generate_compare): Likewise.
8821 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8823 * Makefile.in: Set RANLIB to @RANLIB@.
8826 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8828 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8829 * fixinc/fixincl.x: Regenerated.
8831 2001-03-07 Richard Henderson <rth@redhat.com>
8833 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8835 2001-03-07 Richard Henderson <rth@redhat.com>
8837 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8838 of block notes and exception handling notes.
8840 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8841 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8842 (compile_file): ... here.
8844 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8846 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8848 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8849 config.h now. Include libiberty.h to handle alloca.
8851 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8853 * c-parse.in (yylexname): New function, split out of _yylex.
8854 (objc_rid_sans_at): New table.
8855 (init_reswords): Initialize it.
8856 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8857 retrieving the next token and checking it for significance as
8858 an ObjC keyword or string constant.
8860 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8861 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8863 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8866 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8868 * config/m68k/m68k.c (const_uint32_operand): Accept any
8869 const_int on a 32-bit host.
8871 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8873 * objc/objc-act.c (init_objc): Set save_lang_status,
8874 restore_lang_status, and mark_lang_status.
8876 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8878 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8880 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8882 * cppinternals.texi: Update.
8884 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8886 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8887 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8888 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8889 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8890 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8891 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8892 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8893 config/i386/xm-i386.h, config/i860/xm-i860.h,
8894 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8895 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8896 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8897 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8898 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8899 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8900 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8901 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8902 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8903 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8904 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8905 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8906 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8907 match the defaults provided in hwint.h.
8909 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8910 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8912 * config.gcc (xm_file): Don't set to files which are deleted.
8914 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8915 guard this file against these macros being undefined.
8917 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8919 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8920 and DECL_DEFER_OUTPUT on the decl we create, before calling
8921 rest_of_decl_compilation.
8923 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8925 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8927 * configure, config.in: Regenerate.
8928 * config.gcc: Remove references to deleted files.
8930 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8931 genrecog.c, rtl.c: Do not use alloca anywhere.
8933 * Makefile.in, build-make, system.h, config/x-interix,
8934 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8935 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8936 config/arc/xm-arc.h, config/arm/xm-arm.h,
8937 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8938 config/h8300/xm-h8300.h, config/i370/x-oe,
8939 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8940 config/i386/x-ncr3000, config/i386/x-sco5,
8941 config/i386/xm-dgux.h, config/i860/x-sysv4,
8942 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8943 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8944 config/m68k/x-hp320g, config/m69k/x-mot3300,
8945 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8946 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8947 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8948 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8949 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8950 config/mips/x-iris, config/mips/x-iris3,
8951 config/mips/x-sni-svr4, config/mips/x-sysv,
8952 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8953 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8954 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8955 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8956 config/pa/xm-papro.h, config/romp/xm-romp.h,
8957 config/rs6000/x-aix31, config/rs6000/x-aix41,
8958 config/rs6000/x-beos, config/rs6000/x-lynx,
8959 config/rs6000/x-mach, config/rs6000/x-rs6000,
8960 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8961 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8962 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8963 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8964 config/vax/xm-vms.h: Eradicate all references to alloca and
8967 * config/xm-alloca.h, config/clipper/x-clix,
8968 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8969 config/i860/x-sysv3, config/m88k/x-sysv3,
8970 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8971 (contained only alloca related hacks).
8973 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8976 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8978 * invoke.texi: Document __FAST_MATH__.
8980 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8982 * crtstuff.c: Restore include of auto-host.h.
8984 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8986 Put main() in a separate file, so that the language
8987 front-end can use a different main().
8990 * toplev.c: (main): Rename as toplev_main.
8991 * toplev.h: Declare toplev_main.
8992 * Makefile.in (OBJS): add toplev.o.
8993 (BACKEND): remove toplev.o, add main.o.
8995 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8997 * cppfiles.c (search_from): Special case the empty string.
8999 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
9001 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
9002 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
9003 strlen or strcpy; we already know the length.
9004 (_cpp_compare_file_date): Similarly.
9005 * cpphash.h (struct cpp_reader): Delete done_initialising.
9006 (CPP_PREV_BUFFER): Delete.
9007 * cppinit.c (cpp_start_read): Don't set done_initialising.
9008 * cpplex.c (parse_string): Guarantee null-termination.
9009 (_cpp_equiv_toklists): Remove.
9010 * cpplib.c (glue_header_name): Null-terminate.
9011 (do_line): Don't leak memory.
9012 * cpplib.h (BT_WEAK): Delete.
9013 * cppmain.c (cb_ident): Strings are now null-terminated.
9015 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
9017 * gcc.c (convert_filename): Append executable suffix
9018 if NO_AUTO_EXE_SUFFIX is not defined.
9019 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
9020 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
9022 2001-03-03 David O'Brien <obrien@FreeBSD.org>
9024 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
9025 * c-parse.gperf, c-gperf.h: Delete.
9026 (c-gperf.h was accidently re-added to the CVS repo in the rev
9027 1.16 commit by tromey)
9029 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9031 * cpplex.c (_cpp_lex_token): Don't warn about directives in
9032 macro arguments when looking for the '('.
9033 * cppmacro.c (funlike_invocation_p): Set parsing_args to
9034 2 when really parsing arguments; 1 when looking for '('.
9035 Always restore the lexer position.
9037 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9039 * longlong.h (umul_ppmm): Don't use a multiline string.
9041 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9043 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
9044 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
9045 t_bool in declaration because pcc can't combine volatile with typedef
9048 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
9050 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
9051 until when it is really needed.
9052 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
9053 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
9054 * i386.md (float?i?f splitter): Don't force source operand to memory
9056 (sse_movdfcc): Fix constraint.
9057 (sse_movdfcc splitter): Handle properly the second alternative.
9059 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9061 * cpplex.c (parse_string): Unconditionally pedwarn.
9063 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9066 * cppexp.c (parse_number): Update.
9067 * cpplex.c (parse_string): Pedwarn if multiline string does not
9068 result from a system header's macro.
9069 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
9070 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
9071 for function-like macros too.
9072 * c-lex.c (lex_number): Update.
9074 2001-03-03 Richard Henderson <rth@redhat.com>
9076 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
9078 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
9080 * combine.c (try_combine): If split with mode-changed scratch
9081 register didn't work, try the original mode.
9083 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
9085 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
9086 * config/c4x/c4x.h: Likewise.
9087 * stor-layout.c (compute_record_mode): Likewise.
9088 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
9090 2001-03-02 Zack Weinberg <zackw@stanford.edu>
9092 * configure.in: Kill tm.h. Include the files in the $tm_file
9093 list in all three of config.h, hconfig.h, tconfig.h, after the
9094 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
9095 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
9096 * configure: Regenerate.
9097 * Makefile.in (clean): Don't delete tm.h.
9099 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
9100 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
9101 those are not defined, set SEC and FEC to 0 and 1.
9102 * gcc.texi: Update to match.
9104 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
9105 * config/fp-bit.c, config/m68k/aux-crt2.asm,
9106 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
9107 Include tconfig.h, not tm.h.
9109 * config/xm-lynx.h, config/xm-std32.h,
9110 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
9111 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
9112 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
9113 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9114 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9115 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9116 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
9117 config/i386/xm-i386.h, config/i860/xm-i860.h,
9118 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
9119 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
9120 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
9121 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
9122 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
9123 config/pa/xm-linux.h, config/pa/xm-pa.h,
9124 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
9125 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
9126 config/pj/xm-pj.h, config/romp/xm-romp.h,
9127 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9128 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9129 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9130 config/v850/xm-v850.h, config/vax/xm-vax.h,
9131 config/we32k/xm-we32k.h:
9133 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
9135 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
9136 config/i370/xm-oe.h: Don't include tm.h. Don't define
9138 * config/vax/xm-vms.h: Don't include tm.h.
9140 * config/xm-lynx.h, config/avr/xm-avr.h,
9141 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
9142 Delete; made empty by above changes.
9143 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
9144 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
9145 Don't include config/xm-lynx.h or tm.h.
9147 * config/xm-gnu.h: Don't include fcntl.h.
9148 * config/sparc/xm-lynx.h: Don't include sys/types.h and
9150 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
9152 2001-03-02 Richard Henderson <rth@redhat.com>
9154 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
9155 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
9157 2001-03-02 Richard Henderson <rth@redhat.com>
9159 * Makefile.in (OBJS): Add dwarf2asm.o.
9160 * dwarf2asm.c, dwarf2asm.h: New files.
9161 * dwarf2out.c (*): Use them.
9162 (size_of_uleb128, size_of_sleb128): Remove.
9163 (output_uleb128, output_sleb128): Remove.
9164 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
9165 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
9166 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
9167 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
9168 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
9169 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
9170 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
9171 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
9172 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
9173 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9174 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
9175 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
9176 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
9177 (dwarf2out_frame_debug): Remove unused variables.
9178 (output_loc_operands): Don't abort on 8 byte constants if
9179 host integers are wide enough.
9180 (output_symbolic_ref): Remove.
9181 (size_of_die): Don't assume 4 byte host integers.
9182 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
9184 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
9185 something stupid with HOST_WIDE_INT to long truncation.
9186 [CONST_DOUBLE]: Likewise.
9188 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
9189 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9190 * config/arm/unknown-elf.h: Likewise.
9191 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
9192 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
9193 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
9194 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
9195 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
9196 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
9197 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
9198 (ASM_OUTPUT_DWARF_OFFSET): Remove.
9199 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
9200 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
9201 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
9202 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
9204 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9206 * cselib.c (hash_rtx): Cast enums to unsigned int.
9208 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9210 * print-rtl.c (print_rtx): Cast enums to int for comparison.
9211 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
9213 * c-format.c (C_STD_VER): Cast to int for comparisons.
9214 (check_function_format): Cast various enums to int for &.
9215 (maybe_read_dollar_number): Likewise.
9216 (check_format_info): Likewise.
9217 (check_format_info_main): Likewise.
9218 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
9219 (safe_from_p): Likewise.
9220 * varasm.c (const_hash): Cast enum to int for %.
9221 * emit-rtl.c (init_emit_once): Use int loop variable to work around
9222 pcc enum problems with < and ++ operators.
9223 * regclass.c (init_reg_sets_1): Cast enums for comparison.
9224 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
9225 (regclass_init): Change enum class to int to iterate over reg_classes.
9226 * genrecog.c (merge_trees): Cast enums for comparison.
9227 * rtl.h (GET_CODE): Cast to enum rtx_code.
9228 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
9229 (GET_MODE): Cast to enum machine_mode.
9230 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
9231 (GET_NOTE_INSN_NAME): Cast enum to int.
9232 * tree.h (TREE_CODE): Cast to enum tree_code.
9233 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
9234 * timevar.c (timevar_print): Change loop variable id from enum to
9236 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
9237 * config/i386/i386.md: Use PUT_MODE for mode assignment.
9238 * toplev.c (compile_file): Cast enum DFI to int.
9239 (decode_d_option): Likewise.
9241 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
9243 * cppinit.c (append_include_chain): Mark "after" include file name list
9244 as a system directory.
9245 * cpp.texi: Document new behavior.
9247 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
9249 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
9251 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
9253 * cppfiles.c (struct include_file): Update.
9254 (stack_include_file): Use search_from.
9255 (cpp_included, find_include_file): Update.
9256 (cpp_execute_include): Update. ptr->name may not be
9257 null terminated. Use the new search_from member variable
9259 (_cpp_compare_file_date): Similarly.
9260 (search_from): New function, similiar to actual_directory.
9261 (actual_directory): Delete.
9262 (remap_filename): Update. loc->name may not be null terminated.
9263 (struct file_name_list): Rename search_path. Update.
9264 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
9265 search_from and dir.
9266 (struct cpp_reader): Remove actual_dirs.
9267 * cppinit.c (struct cpp_pending): Update for renamed objects.
9268 (append_include_chain, remove_dup_dir, remove_dup_dirs,
9269 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
9270 * cpplib.h (struct cpp_options): Similarly.
9272 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9274 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
9275 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
9276 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
9277 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9278 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9279 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9280 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
9281 config/i370/xm-linux.h, config/i370/xm-mvs.h,
9282 config/i370/xm-oe.h, config/i386/xm-aix.h,
9283 config/i386/xm-i386.h, config/i386/xm-osf.h,
9284 config/i860/xm-i860.h, config/i960/xm-i960.h,
9285 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
9286 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
9287 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
9288 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
9289 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
9290 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
9291 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
9292 config/pj/xm-pj.h, config/romp/xm-romp.h,
9293 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9294 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9295 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9296 config/v850/xm-v850.h, config/vax/xm-vax.h,
9297 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
9298 Do not define TRUE or FALSE.
9300 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
9301 empty by above change.
9302 * config.gcc: Remove references to these files.
9304 * configure.in: Detect stdbool.h.
9305 * configure, config.in: Regenerate.
9306 * system.h: Include stddef.h here if available.
9307 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
9308 Then set up a sensible boolean type at the very end.
9310 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
9311 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
9313 * hash.h: Delete 'boolean' typedef and related #undefs.
9315 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
9316 all uses of 'boolean' with 'bool'.
9318 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
9320 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
9321 * cppexp.c (lex): Cast enums for comparison.
9322 * cppinit.c (parse_option): Cast enum for comparison.
9323 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
9324 (cpp_output_token): Likewise.
9325 (cpp_can_paste): Cast enums for comparsion and plus/minus.
9326 (cpp_avoid_paste): Cast enums for minus and comparison.
9328 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9330 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
9331 field to all array elements.
9333 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9335 * cpphash.h (struct cpp_reader): Add print_version field.
9336 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
9337 just set print_version and other flags as appropriate.
9338 (cpp_post_options): Print version here if print_version is set.
9340 * toplev.c (exit_after_options): New flag.
9341 (independent_decode_option): Don't exit here; just set
9343 (main): Exit after calling lang_hooks.post_options if
9344 exit_after_options is true.
9346 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
9347 (merge_include_chains): Adjust comment to match code.
9349 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9351 * stringpool.c (set_identifier): New function.
9352 * tree.h: Prototype it.
9354 * c-parse.in: Kill D_YES. If compiled for objc, call
9355 save_and_forget_protocol_qualifiers from init_reswords.
9356 * objc/objc-act.c (remember_protocol_qualifiers,
9357 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
9358 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
9360 (save_and_forget_protocol_qualifiers): New function.
9361 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
9363 2001-03-01 Diego Novillo <dnovillo@redhat.com>
9365 * c-semantics.c (prune_unused_decls): Return error_mark_node
9366 instead of (tree) 1 to stop traversing the tree chain.
9368 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9370 Fix a problem introduced by Kenner's Feb 18 change.
9371 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
9372 flag_cse_skip_blocks only temporarily, not for ever.
9374 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
9376 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
9377 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
9379 * pa.c (emit_move_sequence): Verify operand0 is a hard register
9380 before determining its register class.
9382 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9384 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
9385 from reg 4 if current_function_calls_setjmp.
9386 (gen_nop_type): New function.
9387 (ia64_emit_nops): New function.
9388 (ia64_reorg): Call it.
9389 (ia64_sched_reorder): Move code that rotates bundles up a bit.
9391 * reload1.c (eliminate_regs_in_insn): Restrict the special case
9392 code not to try to optimize adds with anything but a REG destination.
9394 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
9395 (INSN_PRIORITY_KNOWN): New accessor macro.
9396 * haifa-sched.c (priority): Use it instead of testing priority against
9399 2001-02-28 DJ Delorie <dj@redhat.com>
9401 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
9402 since that doesn't work the way gcc wants on a generic m68k.
9404 2001-02-28 Richard Henderson <rth@redhat.com>
9406 * caller-save.c (save_call_clobbered_regs): Fix typo in
9407 comparison last change.
9409 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
9411 * i386.c (pentium4_cost): New.
9412 (m_PENT4): New macro.
9413 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
9414 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
9415 x86_integer_DFmode_moves, x86_partial_reg_dependency,
9416 x86_memory_mismatch_stall): Add Pentium4
9417 (x86_use_q_reg, x86_use_any_reg): Kill.
9418 (override_options): Add pentium4.
9419 (incdec_operand): Return 0 for pentium4.
9420 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
9421 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
9422 (TARGET_PENTIUM4): Define.
9423 (enum processor_type): Add PROCESSOR_PENTIUM4.
9424 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
9425 * i386.md (attribute "cpu"): Add pentium4.
9426 * invoke.texi (march): Add pentium4.
9428 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
9430 * i386.md (sse_mov?fcc*): New patterns and splitters.
9431 * i386.c (ix86_expand_movcc): Work post-reload; recognize
9432 the SSE based conditional moves.
9434 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
9436 * i386.md (attribute mode): Add "TI".
9437 (movsf_1): Add pxor support; remove constant propagation splitter.
9438 (movdf_integer): Likewise.
9439 (movdf_nointeger): Likewise.
9440 (movxf constant prop splitter): Handle all modes; update for SSE.
9441 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
9442 * i386.c (standard_80387_constant_p): Rewrite.
9443 (standard_sse_constant_p): New.
9444 * i386-protos.h (standard_sse_constant_p): New.
9446 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
9448 * i386.md (sse_setccsf, sse_setccdf): New.
9449 (sse_cmp* patterns): Use '%D' instead of outputtting condition
9451 * i386.c (sse_comparison_operator): Accept the supported unordered
9452 comparses; be ready for fast_math.
9453 (print_operand): Support 'D'.
9455 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
9457 * jump.c (reversed_comparison_code): Kill.
9459 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
9461 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
9464 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
9466 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
9467 add missing '%' in constraints.
9469 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
9471 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
9472 for HOST_BITS_PER_WIDE_INT == 32 too.
9474 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
9476 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
9478 (insert_save, insert_restore): New parameter save_mode.
9479 (init_caller_save): Update initialization of reg_save_code
9480 and reg_restore_code.
9481 (save_call_clobbered_regs): Compute save_modes and update calls to
9482 reg_save_code and reg_restore_code.
9483 (insert_restore): Unsignetize numbers; use save_modes to choose mode
9484 of spill; update use of reg_restore_code.
9485 (insert_save): Likewise.
9486 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9487 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9488 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
9490 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9492 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
9493 noce_try_store_flag_inc, noce_try_store_flag_mask,
9494 noce_try_cmove_arith):
9495 Use reversed_comparison_code instead of reverse_comparison and
9496 can_reverse_comparison_p.
9498 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
9500 * jump.c (reversed_comparison_code_parts): Allow reversal of
9501 unordered compares in -ffast-math mode; reverse ordered compares
9502 for FP even w/o -ffast-math.
9504 2001-02-27 Richard Henderson <rth@redhat.com>
9506 * print-rtl.c (print_rtx) [i]: Don't print field five on
9507 NOTEs other than NOTE_INSN_DELETED_LABEL.
9509 2001-02-27 Zack Weinberg <zackw@stanford.edu>
9511 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
9512 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
9514 2001-02-27 Diego Novillo <dnovillo@redhat.com>
9516 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
9517 even if walk_subtrees is 0.
9518 * c-semantics.c (prune_unused_decls): Return a non-null value to
9519 stop traversing the tree chain.
9521 2001-02-27 DJ Delorie <dj@redhat.com>
9523 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
9524 register, *then* define it as the new CFA.
9526 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
9528 * pa.c (override_options): Promote -fpic to -fPIC.
9529 (legitimize_pic_address): Simplify due to removal of
9530 small PIC as a code generation option.
9531 (secondary_reload_class): Similarly.
9532 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
9533 (PRINT_OPERAND_ADDRESS): Similarly.
9534 * pa.md (various patterns): Similarly.
9535 (small pic lo_sum pattern): Remove.
9537 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
9540 * md.texi (min, max): Document
9542 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
9544 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
9545 TARGET_PARTIAL_REG_DEPENDENCY.
9546 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
9548 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
9550 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
9552 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
9554 * mips.c (mips_make_temp_file): Fix thinko in last change.
9556 2001-02-26 Jason Eckhardt <jle@redhat.com>
9558 * combine.c (known_cond): Do not reverse the condition when
9559 SMAX/UMAX is being considered and the condition is for equality
9562 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
9564 2001-02-26 Philip Blundell <philb@gnu.org>
9566 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
9568 * config/arm/linux-elf.h: Remove historical relics related to
9569 above configurations.
9570 * config/arm/linux-oldld.h: Delete.
9571 * config/arm/linux-elf26.h: Delete.
9573 2001-02-26 Jason Merrill <jason@redhat.com>
9575 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
9577 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
9578 recognize a tentative definition. Lose obsolete code.
9580 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
9581 variables unless necessary, either.
9583 2001-02-25 Richard Henderson <rth@redhat.com>
9585 * ifcvt.c (struct noce_if_info): Add test_bb.
9586 (noce_get_alt_condition): New.
9587 (noce_try_minmax, noce_try_abs): New.
9588 (noce_operand_ok): New.
9589 (noce_process_if_block): Use them.
9590 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
9592 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
9594 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
9597 2001-02-25 Zack Weinberg <zackw@stanford.edu>
9599 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
9600 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
9602 (mips_asm_file_end): Free temp_filename here.
9604 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9606 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
9607 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
9609 * config/i386/i386.md (movstrsi): Handle FAIL case.
9611 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9613 * cppinit.c (builtin_array): Update.
9614 (init_builtins): Flag builtins to warn if redefined or
9615 undefined. Define __GXX_WEAK as a normal macro.
9616 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9617 * cpplib.h (NODE_WARN): New flag.
9618 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9619 Handle __STDC__ as a builtin only on Solaris.
9620 (warn_of_redefinition): Renamed from check_macro_definition.
9621 Reverse sense of test. Always warn if NODE_WARN.
9622 (_cpp_create_definition): Use warn_of_redefinition. Flag
9623 any macro beginning with "__STDC_" to require a mandatory
9624 warning if redefined or undefined.
9626 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9628 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9629 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9630 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9631 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9632 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9633 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9634 Don't define any of:
9635 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9636 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9637 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9638 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9639 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9641 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9642 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9645 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9646 Delete now-empty file.
9648 * alpha/vms.h: Define NEED_ATEXIT here...
9649 * alpha/xm-vms.h: ...not here.
9651 * i386/cygwin.h: Don't define PARAMS.
9652 * mips/mips.c: Don't prototype mktemp. Don't define
9653 P_tmpdir. Use make_temp_file to create temporary files.
9654 Don't be clever and delete temporary files early.
9655 * config.gcc: Drop references to deleted files. Don't define
9657 * gcc.texi: Don't mention USE_PROTOTYPES.
9659 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9661 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9662 (ix86_set_move_mem_attrs_1): Likewise.
9663 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9664 * config/i386/i386.md (movstrsi): Call it.
9666 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9668 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9669 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9670 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9671 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9673 (i750a-*-*): Error here if hosting on i750a.
9674 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9676 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9677 Remove (empty modulo comments).
9679 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9680 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9681 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9682 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9683 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9684 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9686 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9687 Remove reference to winnt.h in comment.
9688 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9690 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9692 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9693 used to set another biv.
9695 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9697 * tree.h (BLOCK_DEAD): New macro.
9698 (struct tree_block): New flag, dead_flag.
9699 * print-tree.c (print_node, case 'b'): Print missing fields.
9700 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9701 * function.c (identify_blocks): Enable test for misplaced notes.
9702 (all_blocks): Skip BLOCK_DEAD blocks.
9703 * integrate.c (integrate_decl_tree): Likewise.
9705 * errors.c (internal_error, trim_filename): New functions.
9706 (fancy_abort): Call internal_error.
9707 * errors.h (internal_error, trim_filename): New declarations.
9709 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9711 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9713 (EXTRA_CONSTRAINT): Formatting changes.
9715 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9717 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9719 2001-02-23 Per Bothner <per@bothner.com>
9721 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9722 so they can be called from java/jvspec.c.
9723 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9725 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9727 * i386.c (ix86_frame): New structure.
9728 (ix86_compute_frame_size): Kill.
9729 (ix86_compute_frame_layout): New.
9730 (ix86_save_reg): New.
9731 (ix86_can_use_return_insn_p): Use frame layout stuff.
9732 (ix86_expand_prologue): Likewise.
9733 (ix86_expand_epilogue): Likewise.
9734 (ix86_initial_elimination_offset): Likewise.
9735 (ix86_nsaved_regs): Use ix86_save_reg.
9736 (ix86_emit_save_regs): Likewise.
9738 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9740 * flow.c (find_sub_basic_blocks): New function.
9741 (split_block): Be ready for basic block introduced by CODE_LABEL.
9742 (commit_one_edge_insertion): Call find_sub_basic_block.
9744 * flow.c (make_edges): Add edge from entry for blocks starting with
9745 label having ALTERNATE_NAME
9747 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9749 * function.c (epilogue_done): Be ready for first basic block not
9750 containing PROLOGUE_END note.
9751 (reposition_prologue_and_epilogue_notes): Avoid placing
9752 PROLOGUE_END note between BASIC_BLOCK.
9754 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9756 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9758 2001-02-21 DJ Delorie <dj@redhat.com>
9760 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9761 check for current_function_has_nonlocal_goto from 1999-11-12.
9763 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9765 * diagnostic.c (trim_filename): No longer static.
9766 * toplev.h (trim_filename): Declare.
9767 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9768 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9769 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9770 (rtvec_check_failed_bounds): Likewise.
9771 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9773 * convert.c (convert_to_integer): Don't do unsigned unless result or
9774 both inputs are unsigned.
9776 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9779 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9781 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9783 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9785 * Makefile.in (resource.o): Add params.h dependence.
9786 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9787 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9788 * resource.c: Add dependence on params.h.
9789 (current_live_regs): Fix explanatory comment.
9790 (find_basic_block): Add new parameter to permit limiting search
9792 (mark_target_live_regs): Add new argument to find_basic_block call.
9793 (incr_ticks_for_insn): Likewise.
9795 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9797 * diagnostic.c (output_to_stream): Rename to
9798 output_buffer_to_stream. Loses the stream parameter.
9799 (init_output_buffer): Set diagnosic_buffer's stream.
9800 (flush_diagnostic_buffer): Adjust.
9801 (default_print_error_function): Likewise.
9802 (finish_diagnostic): Likewise.
9803 (verbatim): Likewise.
9805 * diagnostic.h (struct output_buffer): Add `stream' field.
9806 (output_buffer_attached_stream): New macro.
9808 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9810 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9811 check if either operand is divisible by C.
9812 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9813 If type is signed, consider negative numbers as well.
9815 2001-02-22 Richard Henderson <rth@redhat.com>
9817 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9818 reach .text instead of gp-relative relocs.
9819 * config/ia64/crtend.asm (.init): Likewise.
9821 2001-02-22 Andreas Jaeger <aj@suse.de>
9823 * extend.texi (C++ Attributes): Fix typo.
9825 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9827 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9828 functions, drop current_function_args_info.words test.
9829 (ia64_compute_frame_size): Mark syscall_linkage functions as
9830 using eight input registers.
9832 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9833 Bruce Korb <bkorb@gnu.org>
9835 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9836 * fixinc/README: Document how to convert sed substitutions
9837 to format style c_fix-es.
9838 * fixinc/fixincl.x: regen
9840 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9842 * gcc.c: Add comment explaining how to add a command-line option.
9843 Add title to specs language comment.
9845 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9847 * gcc.c (cc1_options): Add "-param".
9848 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9849 (option_map): Likewise.
9850 * toplev.c (display_help): Add entry for "--param".
9851 (independent_decode_option): Fix typographical error.
9853 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9854 Bernd Schmidt <bernds@redhat.com>
9855 Jan Hubicka <jh@suse.cz>
9857 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9858 (function_arg): Likewise.
9860 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9862 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9864 2001-02-21 Kazu Hirata <kazu@hxi.com>
9866 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9870 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9872 * flow.c (init_propagate_block_info): Canon address and use single_set
9873 for killing dead memory stores.
9875 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9877 * Makefile.in (reorg.o): Add params.h dependence.
9878 * params.def: Fix typographical error in comment.
9879 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9880 * params.h: Modify introductory comment.
9881 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9882 * reorg.c: Add dependence on params.h.
9883 (redundant_insn): Add parameterized throttle for search.
9884 (fill_simple_delay_slots): Add a comment explaining a variable.
9885 Move conditional out of loop, simplifying code.
9886 (fill_eager_delay_slots): Fix typographical error in comment.
9888 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9890 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9892 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9893 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9895 2001-02-21 Jason Merrill <jason@redhat.com>
9897 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9898 (struct tree_decl): Add uninlinable bitfield.
9899 * c-decl.c (duplicate_decls): Set it.
9900 * integrate.c (function_cannot_inline_p): Check it.
9902 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9903 DW_AT_MIPS_linkage_name to abstract methods.
9904 (dwarf2out_abstract_function): Emit class context before calling
9905 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9906 (gen_subprogram_die): Remove obsolete code.
9907 (gen_member_die): Don't include clones in the member list.
9908 (gen_decl_die): Emit abstract info for clone origin.
9909 * dwarfout.c (output_type): Don't include clones in the member list.
9910 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9911 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9912 DECL_ABSTRACT on a function that already has it set.
9914 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9915 (get_subprogram_die): Pass it in.
9917 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9919 * flow.c (mark_set_1): Make not_dead unsigned long. For
9920 non-pseudos, use it as a bitmask of the hard regs that
9923 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9925 * cppfiles.c: Update comments.
9926 (_cpp_read_file): Don't check for NULL filenames any more.
9927 * cppinit.c (cpp_start_read): Don't do canonicalization of
9928 in_fname and out_fname. Use the passed file name exclusively.
9929 (_cpp_handle_options): Don't treat "-" as a command line option,
9930 but as a normal filename.
9931 (_cpp_post_options): Canonicalize in_fname and out_fname.
9932 * cppmain.c (printer_init): Don't check out_fname for NULL.
9933 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9934 (init_c_lex): Update, and use "" to represent stdin to CPP.
9937 2001-02-20 Will Cohen <wcohen@redhat.com>
9939 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9940 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9941 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9944 2001-02-20 Stan Shebs <shebs@apple.com>
9946 * config/rs6000/rs6000.c (output_cbranch): Output branches
9947 on separate lines instead of using ';' to separate.
9949 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9951 * cppinit.c (set_lang): Move builtin handling to...
9952 (init_builtins): ...here.
9953 (_cpp_create_reader): Move call to set_lang.
9955 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9957 * stmt.c (expand_return): If an attempt is made to return the
9958 error_mar_node, treat the return like a return without a value.
9960 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9962 * sibcall.c (skip_copy_to_return_value): Call
9963 identify_call_return_value here, and return orig_insn if it
9964 returns zero. Hardret and softret arguments now unnecessary.
9965 (call_ends_block_p): Don't call identify_call_return_value here.
9967 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9969 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9970 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9972 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9974 * pa.c (move_operand): Accept code to load the address of a
9975 symbol out of the DLT as a valid move operand.
9976 (print_operand, case 'A'): New to handle generating a DLT
9977 reference for a LO_SUM expression.
9978 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9979 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9981 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9983 * README, cpp.texi, gcc.texi, version.c: Update version number to
9985 * cpp.1, gcov.1, gcc.1: Regenerate.
9987 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9989 * cppfiles.c (stack_include_file): Generate dependencies
9990 here, and manage include_count here too.
9991 (PRINT_THIS_DEP): Delete.
9992 (_cpp_execute_include): Do not generate dependencies here,
9993 apart from the case of a missing header. Do not manage
9995 (_cpp_read_file): Leave dependency generation to
9998 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
10000 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
10001 target_cpu_default. Remove dead assignment to
10002 target_cpu_default.
10004 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
10006 * regclass.c (contains_reg_of_mode): Make global.
10007 (init_reg_sets): Remove contains_reg_of_mode; take into account
10008 CLASS_MAX_NREGS when looking for the proper mode.
10009 (dump_regclass): Dump only classes considered for the pseudo.
10010 (regclass): Use contains_reg_of_mode.
10012 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
10014 * gcc.c (do_spec_1): 'n' for printing notices.
10015 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
10017 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
10019 * reg-stack.c (next_flags_user): Use current_block->end
10020 (swap_rtx_condition): Look for next user if flags don't die;
10021 give up on CALL_INSNs; use current_block->end.
10023 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10025 * sibcall.c (call_ends_block_p): New function.
10026 (optimize_sibling_and_tail_recursive_call): Use it.
10028 2001-02-18 Kazu Hirata <kazu@hxi.com>
10030 * config/h8300/h8300.md: Update copyright.
10031 (andsi3): Do not output an extra newline character.
10033 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10035 * toplev.c (note_deferral_of_defined_inlined_function): Argument
10036 FNDECL may be unused.
10038 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
10039 follow jumps after first run.
10040 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
10041 it doesn't change any jumps.
10043 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
10045 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
10046 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
10047 (mostlyclean): Corresponding changes.
10048 * rtlanal.c (hard-reg-set.h): Include.
10049 (rtx_unstable_p): Do not treat the argument pointer specially
10050 if it is not a fixed register.
10051 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
10053 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10055 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
10056 against last real insn in basic block.
10057 Rework to avoid gotos.
10059 * Makefile.in (gcse.o): Now includes ggc.h.
10060 * gcse.c: Include ggc.h.
10061 (want_to_gcse_p): Verify expression can be in SET as valid insn.
10062 (try_replace_reg): Remove warning of uninitialize variable.
10063 (process_insert_insn): Call invalid_insn_p to validate insn.
10064 * recog.c (insn_invalid_p): Now global.
10065 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
10066 * recog.h (insn_invalid_p): New declaration.
10068 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
10070 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
10071 assignments from FP constants since 'Y' output code can't handle it.
10072 (eligible_for_sibcall_delay): Likewise.
10074 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
10075 Call fancy_abort directly, passing args.
10076 (print_rtl_and_abort): Now a macro, like fancy_abort.
10078 * final.c (output_operand_lossage): Use internal_error, not error.
10080 2001-02-18 Shane Nay <shane@agendacomputing.com>
10082 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
10083 structure shift insns.
10085 2001-02-18 Mark Mitchell <mark@codesourcery.com>
10087 * invoke.texi (-fsquangle): Remove documentation.
10088 (-fname-mangling-version): Likewise.
10090 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
10092 * optabs.c (expand_abs): Remove reference to
10093 HAVE_contitional_arithmetic.
10094 * combine.c (simplify_set): Likewise.
10096 2001-02-18 Richard Henderson <rth@redhat.com>
10098 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
10099 would be disrupted.
10101 2001-02-18 Richard Henderson <rth@redhat.com>
10103 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
10105 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
10107 * reload1.c (reload_cse_simplify_set): Fix typo.
10109 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10111 * diagnostic.c (_fatal_insn): Decrement errorcount.
10113 * invoke.texi (-I): Add note avoiding use for system header files.
10115 * rtl.h (add_clobbers): Remove duplicate declaration.
10116 * recog.h (added_clobbers_hard_reg_p): New declaration.
10117 * genemit.c (struct clobber_pat): New field has_hard_reg.
10118 (gen_insn): Record if added clobbers clobber hard reg.
10119 (gen_split): Avoid unused warning if number of operands is 0.
10120 (output_added_clobbers_hard_reg_p): New function.
10123 2001-02-18 Alan Modra <alan@linuxcare.com.au>
10125 * pa.c (hppa_expand_prologue): Simplify code storing return
10126 pointer. For large (>=8k) frames with a post_store, adjust stack
10127 pointer by 8k-64 first rather than by 64. When testing with
10128 VAL_14_BITS_P, always use the actual value rather than the value
10129 negated. Add blockage to prevent scheduling of spills before
10130 stack frame has been created.
10131 (hppa_expand_epilogue): Simplify code loading return pointer.
10132 Allow a slightly larger range for merge_sp_adjust_with_load case.
10133 When testing with VAL_14_BITS_P, always use the actual value.
10135 * pa.c (pa_adjust_insn_length): Check that block move
10136 pattern is a set before looking at operands.
10138 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10140 * fold-const.c (fold_binary_op_with_conditional_arg): New
10141 function, split out from ...
10143 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
10144 conditional arms that throw exceptions.
10146 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
10147 looking at a BLOCK.
10149 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10151 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
10152 define HAVE_DECL_* to 1 to mask potential backup declarations.
10153 * configure: Regenerated.
10155 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10157 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
10159 2001-02-17 Richard Henderson <rth@redhat.com>
10161 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
10162 when replacing a memory load with a register.
10164 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10165 Jan Hubicka <jh@suse.cz>
10167 * recog.c (validate_replace_src_1): New.
10168 (validate_replace_src_data): Likewise.
10169 (validate_replace_src): Use note_uses.
10170 * rtl.h (note_uses): Declare.
10171 * rtlanal.c (note_uses): New.
10173 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
10175 * reg-stack.c (stack_def): Make field reg unsigned.
10176 (remove_regno_note): Unsignetize parameter.
10178 2001-02-16 Jes Sorensen <jes@linuxcare.com>
10180 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
10181 shladd_operand() call.
10183 2001-02-16 Bruce Korb <bkorb@gnu.org>
10184 Rodney Brown <RodneyBrown@mynd.com>
10186 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
10187 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
10188 machine restrictions
10189 * fixinc/fixincl.x: regen
10191 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10193 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
10195 (hash_scan_insn): Clean up calls to hash_scan_set.
10196 (compute_kill_rd): REGNO now unsigned.
10197 (try_replace_reg): Rework to use simplify_replace_rtx.
10198 (cprop_jump, cprop_cc0_jump): Likewise.
10199 (cprop_insn): Call find_reg_equal_equiv_note.
10200 Reflect changes to cprop_jump and cprop_cc0_jump.
10202 * recog.c (validate_replace_src): Replace in operands of
10203 ZERO_EXTRACT in SET_DEST.
10205 * cse.c (new_label_ref): New variable.
10206 (insert): Set it instead of recorded_label_ref.
10207 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
10208 CODE_LABEL for this function, and not already in REG_LABEL note.
10210 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
10212 * resource.c (mark_referenced_resources): Fix typo in introductory
10214 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
10217 2001-02-16 Jason Merrill <jason@redhat.com>
10219 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
10221 (gen_subprogram_die): Don't abort on seeing a second definition if
10222 the previous one was abstract. Don't replace an abstract instance
10223 in the lookup table.
10225 * dwarf2out.c (dwarf2out_abstract_function): Rename from
10226 gen_abstract_function.
10227 * dwarf2out.h: Declare it.
10228 * toplev.c (note_outlining_of_inline_function): New fn.
10229 * toplev.h: Declare it.
10230 * integrate.c (output_inline_function): Call it.
10231 * c-decl.c (duplicate_decls): Call it when redefining an extern
10232 inline. Don't inline the new defn.
10234 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
10236 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10238 * .gdbinit: Rename to gdbinit.in.
10239 * gdbinit.in: New file,
10240 * configure.in: Generate .gdbinit from gdbinit.in.
10241 * configure: Regenerated.
10242 * Makefile.in (distclean): Always remove .gdbinit.
10244 2001-02-16 Jakub Jelinek <jakub@redhat.com>
10246 * objc/objc-act.c (start_class): Register implemented_classes with
10249 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
10251 * cppfiles.c (_cpp_make_system_header): Generate a file
10254 2001-02-15 Jim Meyering <meyering@lucent.com>
10256 * Makefile.in (install-common): Don't depend on installdirs here.
10257 Instead, make each of the lang.install-common targets (e.g.,
10258 c++.install-common in cp/Make-lang.in) depend on it.
10259 (install-driver): Depend on installdirs.
10261 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10263 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
10265 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
10268 2001-02-15 Mark Mitchell <mark@codesourcery.com>
10270 * invoke.texi (--param): Document.
10272 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
10274 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
10276 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
10278 * i386.md (extendsfdf2_2): Fix constraints.
10280 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
10282 * i386.md (fop_df_3 splitter): Fix operand number.
10284 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
10286 * invoke.texi (-mreg-alloc): Nuke.
10287 * i386.c (ix86_reg_alloc_order, regs_allocated,
10288 order_regs_for_local_alloc): Nuke.
10289 (override_options): Kill reg_alloc code.
10290 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
10291 (REG_ALLOC_ORDER): SSE goes before I387.
10292 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
10293 (ix86_reg_alloc_order): Likewise.
10294 * i386-protos.h (ix86_reg_alloc_order): Kill.
10296 2001-02-14 Richard Henderson <rth@redhat.com>
10298 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
10300 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
10302 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
10304 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
10306 * i386-protos.h (ix86_memory_move_cost): Move offline.
10307 * i386.c (ix86_register_move_cost): Compute properly cost of
10308 SSE, MMX and i387 instructions.
10309 (*_cost): Add costs of SSE/MMX moves.
10310 (ix86_memory_move_cost): Move offline from ....; Likewise.
10311 * i386.h (MEMORY_MOVE_COST): .... here;
10312 (struct processor costs): Add new fields to represent costs
10315 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
10317 * regclass.c (init_reg_sets_1): Reinstall the optimization of
10318 move_cost together with Matt Kraai's fix.
10320 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10322 * Makefile.in (OBJS): Add params.o.
10324 2001-02-14 Richard Henderson <rth@redhat.com>
10325 DJ Delorie <dj@redhat.com>
10327 * jump.c (jump_optimize_1): When we delete a conditional jump
10328 preceeding a non-conditional jump to effectively the same place,
10329 make sure that the combined jump skips any clobber insns between
10332 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10334 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
10336 2001-02-14 Mark Mitchell <mark@codesourcery.com>
10338 * Makefile.in (toplev.o): Depend on params.h.
10339 (intergate.o): Likewise.
10340 (params.o): New target.
10341 * flags.h (inline_max_insns): Remove.
10342 * integrate.c: Include params.h.
10343 Use MAX_INLINE_INSNS instead of inline_max_insns.
10344 * params.c: New file.
10345 * params.h: Likewise.
10346 * params.def: Likewise.
10347 * toplev.c: Include params.h.
10348 (lang_independent_params): New variable.
10349 (decode_f_option): Use the param machinery instead of setting
10351 (independent_decode_option): Handle "--param name=value".
10352 (main): Register language-independent parameters.
10354 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
10356 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
10358 2001-02-14 Richard Henderson <rth@redhat.com>
10360 * regclass.c (init_reg_sets_1): Revert last two changes.
10362 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10364 * stor-layout.c (is_pending_size, put_pending_size): New functions.
10365 (variable_size): Call put_pending_size.
10366 * tree.h (is_pending_size, put_pending_size): Add prototypes.
10367 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
10368 sizes list, put newly created SAVE_EXPR there as well.
10370 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10372 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
10373 (errata_find_address_regs): load_group has only 2 entries.
10374 (errata_emit_nops): Likewise. shladd is not problematic.
10375 Clear last_group if nop was emitted.
10376 (fixup_errata): load_group has only 2 entries.
10379 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
10381 * c-lex.c (lex_number): Only warn traditionally for U suffix
10382 outside system macros.
10383 * cppexp.c (parse_number): Similarly.
10384 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
10385 * cppmacro.c (struct cpp_macro): New member node.
10386 (parse_args): Only warn about missing rest args if not
10388 (funlike_invocation_p): Similarly for uninvoked funlike macros.
10389 (cpp_sys_objmacro_p): New.
10390 (_cpp_create_definition): Store the node with the macro defn.
10391 Remember if the macro is defined in a system header.
10393 2001-02-13 DJ Delorie <dj@redhat.com>
10395 * configure.in (check_languages): determine languages to check
10396 * Makefile.in (check-c++): alias for check-g++
10397 (check-f77): alias for check-g77
10398 (CHECK_TARGETS): depend on configured languages
10400 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
10402 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10403 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10404 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10405 (sqrtextendsfdf2): Disable for SSE2.
10407 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
10409 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10410 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10411 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10412 (sqrtextendsfdf2): Disable for SSE2.
10414 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
10416 * i386.md (movsfcc_1): Support integer cmove instruction.
10417 (movdfcc_1): Likewise; new splitter.
10419 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
10421 * i386.c (output_fp_compare): Support SSE.
10422 (prepare_fp_compare_args): SSE comparisons always support memory.
10423 * i386.h (TARGET_CMOVE): SSE imply cmove.
10424 * i386.md (cmp?f2): Enable for SSE too.
10425 (cmpfp_i*): Support SSE.
10426 (cmpfp_i_sse): New.
10427 (cmpfp_i_sse_only): New.
10428 (s*, b* fp expanters): Enable for SSE too.
10429 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
10432 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
10434 * regclass.c (init_reg_sets_1): Silence warning.
10436 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
10438 * i386.md (sqrt?f2): Change to expander.
10439 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
10441 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10443 * rtlanal.c (find_reg_equal_equiv_note): New function.
10444 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
10445 (simplify_gen_relational, simplify_replace_rtx): Likewise.
10446 * rtl.h: Add declarations for above functions.
10448 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
10450 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
10452 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
10453 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
10454 * flow.c (mark_regs_live_at_end): Likewise.
10455 (calculate_global_regs_live): Likewise.
10456 * gcse.c (compute_hash_table): Likewise.
10457 (compute_kill_rd): Likewise.
10458 * resource.c (mark_target_live_regs): Likewise.
10459 * rtl.h (INVALID_REGNUM): New macro.
10461 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
10463 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
10465 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
10467 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
10470 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
10472 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
10474 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
10475 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
10476 (fop_sf_1_sse, fop_df_1_sse): New patterns
10477 (fop_*): Disable float_extend and float patterns for SSE compilation.
10478 * i386.c (output_387_binary_op): Support SSE.
10480 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
10482 * i386.md (dummy_extendsfdf2): Support SSE2
10483 (extendsfdf2): Enable if 80387 or SSE2.
10484 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
10485 and no MIX_I387_SSE2
10486 (extendsfdf2_1_sse_only): New pattern.
10487 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
10489 (truncdfsf2_1): Support SSE.
10490 (truncdfsf2_2): Support SSE.
10491 (truncdfsf2_2_1_sse): New pattern.
10492 (fixtruncsfsi2): Always use SSE if available.
10493 (fix_truncsfsi_sse): New pattern.
10494 (fix_truncdfsi_sse): New pattern.
10495 (floatsis?f2): Support SSE.
10496 (floatsidf2_i387): New pattern.
10497 (floatsidf2_sse): Likewise.
10499 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10501 * configure.in: Use "have_gnat" variable, not "gnat".
10502 * configure: Regenerated.
10504 * config/sparc/sparc.c (function_value): Treat all non-record
10505 aggregate types like used to treat UNION_TYPE.
10507 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
10509 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
10510 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
10512 (MASK_MIX_SSE_I387): New.
10513 (TARGET_SSE): SSE2 imply SSE.
10514 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
10515 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
10516 (enum reg_class): Add new classes.
10517 (REG_CLASS_NAMES): Likewise.
10518 (REG_CLASS_CONTENTS): Likewise.
10519 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
10520 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
10521 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
10522 (CLASS_MAX_NREGS): Use new macros.
10523 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
10524 * i386.md (pushsf, movsf): Support SSE.
10525 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
10526 splitters to use ANY_FP_REGNO_P.
10527 (movdf_nointeger, movdf_integer): Likewise.
10529 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10531 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
10532 (try_combine): Use it.
10534 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
10536 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
10537 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
10538 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
10539 (REGISTER_MOVE_COST): Likewise.
10540 * i386-protos.h (ix86_secondary_memory_needed,
10541 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
10542 * i386.c (ix86_secondary_memory_needed,
10543 ix86_preferred_reload_class, ix86_register_move_cost): New function.
10545 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
10547 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
10548 (HARD_REGNO_MODE_OK): Move offline to ....
10549 * i386.c (ix86_hard_regno_mode_ok) ... here;
10550 refuse all incorrect modes.
10551 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
10553 2001-02-13 Richard Henderson <rth@redhat.com>
10555 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
10556 entire operator; replicate that and match_dup the operands.
10557 (cmp_ccx_arith_op_set): Likewise.
10558 (cmp_cc_arith_op_not_set): Likewise.
10559 (cmp_ccx_arith_op_not_set): Likewise.
10561 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10563 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
10565 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10567 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
10568 (TARGET_NO_BITFIELD_WORD): New macro.
10569 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
10570 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
10572 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10574 * cselib.c: New file, from simplify-rtx.c.
10575 * simplify-rtx.c: Remove cselib parts.
10576 * Makefile.in: Add cselib.o.
10578 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10580 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
10581 (setup_incoming_varargs): Remove warning.
10583 * config/rs6000/rs6000.c (validate_condition_mode): When
10584 flag_fast_math, allow floating-point conditionals to be reversed.
10585 (rs6000_generate_compare): When flag_fast_math, don't generate
10586 cror operations for FP conditionals.
10588 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
10590 (ASM_SPEC): Likewise.
10591 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
10592 (CC1_SPEC): Likewise.
10593 (LINK_TARGET_SPEC): Likewise.
10594 (CPP_ENDIAN_SPEC): Likewise.
10595 * Makefile.in (check-consistency): New target.
10597 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
10599 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
10600 "return type defaults" warning for functions with return type
10602 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
10603 function declarations by default rather than only when pedantic.
10605 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
10607 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10610 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10612 * extend.texi (Deprecated): Deprecate new initializer lists.
10614 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10616 * mkdeps.c (deps_add_default_target): Robustify. Add
10617 basename component only.
10618 * cpp.texi (-M): Describe how default target is generated.
10619 * invoke.texi (-M): Likewise.
10621 2001-02-12 Kazu Hirata <kazu@hxi.com>
10623 * toplev.c (push_float_handler): Remove.
10624 (pop_float_handler): Remove.
10625 * toplev.h: Remove prototypes for the above functions.
10627 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10629 * c-common.c (constant_fits_type_p): New function.
10630 (convert_and_check): Use it.
10632 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10634 * Makefile.in (GXX_ABI_FLAG): Don't define.
10635 * configure.in (--enable-new-gxx-abi): Remove option.
10636 * config.in: Regenerated.
10637 * configure: Likewise.
10639 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10641 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10643 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10644 regular basic block, and arrange for all edges into it to switch
10647 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10649 * Makefile.in (distclean): Do not remove .gdbinit.
10651 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10653 * Makefile.in (gcc.o): Fix typos.
10654 (protize.o): Likewise.
10655 (unprotoize.o): Likewise.
10657 2001-02-11 Richard Henderson <rth@redhat.com>
10659 * tree.c (build1): Check for null operand in last change.
10661 2001-02-11 Richard Henderson <rth@redhat.com>
10663 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10664 (fold): Don't assume a constant isn't foldable.
10665 * tree.c (build): Set TREE_CONSTANT for an expression with no
10666 side-effects and constant operands.
10667 (build1): Likewise.
10669 2001-02-10 Richard Henderson <rth@redhat.com>
10671 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10673 2001-02-10 Anthony Green <green@redhat.com>
10675 * cpp.texi (Standard Predefined): Add documentation for
10678 * c-common.c (combine_strings): Improve warning message.
10680 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10682 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10684 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10686 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10688 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10691 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10693 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10696 2001-02-09 Nick Clifton <nickc@redhat.com>
10698 * config/arm/arm.md: Change output contraint on post inc
10699 load/store multiple patterns to be a read/write contraint.
10701 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10703 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10704 .o files when using the -M options.
10706 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10707 David Edelsohn <edelsohn@gnu.org>
10709 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10710 handle DImode constants. Use one TOC entry for SImode and smaller
10711 constants, aligned properly.
10713 2001-02-08 Jason Merrill <jason@redhat.com>
10715 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10716 about the SP adjustment for saving the static chain pointer.
10717 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10718 offset when setting a temporary CFA register.
10720 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10722 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10723 powerpc-*-chorusos* .
10724 * config/rs6000/chorus.h : New file.
10725 * config/i386/chorus.h : New file.
10726 * config/sparc/chorus.h : New file.
10727 * config/sparc/t-chorus-elf : New file.
10729 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10731 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10732 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10733 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10734 (__WCHAR_TYPE__): Correct macro name.
10736 2001-02-08 Richard Henderson <rth@redhat.com>
10738 * config/i386/i386.c (ix86_frame_pointer_required): New.
10739 (ix86_setup_frame_addresses): New.
10740 (struct machine_funciton): Add accesses_prev_frame.
10741 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10742 ix86_frame_pointer_required.
10743 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10744 (SETUP_FRAME_ADDRESSES): New.
10745 * config/i386/i386-protos.h: Update.
10746 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10747 from FRAME_POINTER_REQUIRED.
10748 * config/i386/svr3gas.h: Likewise.
10749 * config/i386/sysv3.h: Likewise.
10750 * config/i386/v3gas.h: Likewise.
10752 2001-02-08 Richard Henderson <rth@redhat.com>
10754 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10755 calculation of the number of integer registers required.
10756 (function_arg_record_value): Likewise.
10758 2001-02-08 Jason Merrill <jason@redhat.com>
10760 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10761 two. Print file and line with "confused" message.
10763 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10765 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10767 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10769 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10771 * final.c (cleanup_subreg_operands): The address of a MEM can
10774 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10777 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10779 * gcc.texi (Incompatibilities): Update documentation of
10780 preprocessing numbers.
10782 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10784 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10786 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10788 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10790 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10791 * gcc.c (struct compiler): Add cpp_spec field.
10792 (input_file_compiler): New variable.
10793 (do_spec_1): Allow a particular compiler to handle `%C'
10795 (main): Store the current compiler in input_file_compiler.
10796 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10798 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10800 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10801 * cppinit.c (cpp_create_reader): Initialize them.
10802 (append_include_chain): cxx_aware arg might be unused.
10803 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10804 keywords and give them their phase 7 meaning. Pedwarn about
10805 this unless '__bool_true_false_are_defined' is defined.
10807 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10809 * lcm.c (optimize_mode_switching): Emit mode_set before the
10810 JUMP_INSN of an abnormal edge.
10812 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10814 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10815 a scheduling barrier at the end.
10817 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10819 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10821 * config/sh/sh.md (reload_outsf): Removed.
10822 (movsf_ie): Introduce constraints for FPUL loads and stores.
10823 (reload_insf): Broaden the output constraint.
10825 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10827 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10828 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10830 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10832 * final.c: Revert my previous changes.
10833 * output.h: Make profile_label_no extern.
10834 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10835 for generating label.
10837 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10839 * config/i386/djgpp.h: Add comments about standard paths.
10840 (MD_EXEC_PREFIX): Undefine before defining.
10841 (MD_STARTFILE_PREFIX): New.
10843 2001-01-30 Bruce Korb <bkorb@gnu.org>
10845 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10846 (load_file): do not rely on load_file_data() to close file pointer
10847 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10848 fixinc/inclhack.def(irix_limits_const): add test_text
10850 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10852 * cppexp.c (parse_defined): Improve diagnostics for invalid
10855 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10857 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10859 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10861 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10862 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10863 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10864 (rs6000_output_symbol_ref): New function.
10865 (output_toc): Use VTABLE_NAME_P.
10867 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10869 * print-tree.c (print_node, case PARM_DECL):
10870 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10872 * stor-layout.c (reference_types_internal): New variable.
10873 (internal_reference_types): New function.
10874 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10875 * tree.h (internal_reference_types): New declaration.
10877 * cse.c (find_best_addr): Fix typo in computing cost.
10879 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10881 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10882 and this is the sum of a pointer and a constant, we know the result
10884 (num_sign_bit_copies, case PLUS): Likewise.
10885 * explow.c (convert_memory_address): Remove opposite SUBREG.
10886 * function.c (instantiate_new_reg): New function (from common code).
10887 (instantiate_virtual_regs_1): Call it.
10888 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10889 if pointers sign- or zero-extend.
10890 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10891 If pointers extend unsigned, use inside of SUBREG.
10892 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10894 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10896 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10897 subdir of gcc_gxx_include_dir.
10898 (gcc_gxx_target_include_dir): Remove.
10900 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10902 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10903 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10904 a high-level description.
10906 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10908 * final.c: Move the declaration of profile_label_no to ...
10909 * output.h: ... here.
10910 * function.c (expand_function_start): Call PROFILE_HOOK.
10911 * config/rs6000/aix.h: Define PROFILE_HOOK.
10912 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10913 * config/rs6000/rs6000.c (output_profile_hook): Define.
10914 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10915 output_profile_hook.
10916 tm.texi : Explain new macro PROFILE_HOOK.
10918 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10920 * extend.texi (Extended Asm): Do not say that semicolon is always
10921 a valid line-breaking character for GNU assemblers. Use
10922 newline-tab as the most commonly supported syntax. Use
10923 newline-tab rather than semicolon in multi-insn examples.
10925 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10927 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10929 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10930 David Edelsohn <edelsohn@gnu.org>
10932 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10933 code for AIX, even without flag_pic.
10935 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10937 * c-typeck.c (common_type): push and pop binding level around
10938 calling common_type on function parameters.
10940 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10942 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10944 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10946 * config/mips/mips.c (override_options): Fix typo in last change.
10947 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10948 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10950 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10952 * invoke.texi (-fdump-class-layout): Document.
10953 (-fdump-translation-unit): Use `=' as filename separator.
10955 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10957 * Makefile.in (s-mlib): Don't build multilibs if
10958 --disable-multilib.
10959 (DRIVER_DEFINES): Adjust accordingly.
10961 (protoize.o): Likewise.
10962 (unprotoize.o): Likewise.
10963 * configure.in: Recognize --enable-multilib.
10965 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10967 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10969 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10970 * configure.in: Remove --enable-libstdcxx_v3 support.
10971 * configure: Regenerated.
10973 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10975 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10976 Call abort instead of fatal.
10977 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10978 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10979 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10980 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10981 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10982 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10984 * diagnostic.h (set_internal_error_function): Renamed.
10985 * toplev.h (internal_error): Renamed from fatal.
10986 (pfatal_with_name): Deleted.
10987 (fatal_io_error): Now has printf-style arguments.
10988 * diagnostic.c (pfatal_with_name): Deleted.
10989 (fatal_io_error): Rework to have args in printf-style.
10990 (set_internal_error_function): Renamed from set_fatal_function.
10991 (internal_error): Renamed from fatal.
10992 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10993 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10994 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10995 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10996 * flow.c (verify_flow_info): Likewise.
10997 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10998 * config/mips/mips.c (save_restore_insns): Likewise.
11000 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
11001 * flow.c (verify_flow_info): Likewise.
11002 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
11003 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
11004 (avr_normalize_condition): Likewise.
11005 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
11006 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
11007 (limit_reload_class, double_reg_to_memory): Likewise.
11008 (print_operand_address, emit_1600_code_shift): Likewise.
11009 (gen_tst_reg, gen_compare_reg): Likewise.
11010 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
11011 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
11013 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
11015 * c-parse.in (methoddef): Call fatal_error instead of fatal.
11016 * objc/objc-act.c (build_ivar_chain): Likewise.
11017 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
11019 * graph.c (clean_graph_dump_file): Likewise.
11020 * profile.c (init_branch_prob): Likewise.
11021 * objc/objc-act.c (objc_init): Likewise.
11023 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
11024 * config/avr/avr.c (avr_override_options): Likewise.
11025 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
11026 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
11027 * config/h8300/h8300.c (h8300_init_once): Likewise.
11028 * config/mips/mips.c (override_options): Likewise.
11029 * config/i386/i386.c (override_options): Likewise, rework.
11030 * config/m68k/m68k.c (override_options): Likewise.
11032 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
11034 * config/mips/mips.c (print_operand): Likewise.
11035 * hash.c (hash_allocate): Don't check for failure returns from
11036 obstack functions that can't fail.
11037 (hash_table_init_n, hash_table_init): Likewise; also now return void.
11038 * hash.h (hash_table_init_n, hash_table_init): Now return void.
11039 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
11040 (get_object_reference): Likewise.
11042 2001-02-04 Nick Clifton <nickc@redhat.com>
11044 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
11045 StrongARM1110, 10TDMI, and 1020T.
11047 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11049 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
11051 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
11053 * config/sh/sh.md (movdf load split): Pass register number to
11054 FP_OR_XD_REGISTER_P.
11056 2001-02-04 Mark Mitchell <mark@codesourcery.com>
11058 * cppinit.c (BC): New macro.
11059 (builtin_array): Add __GXX_WEAK__.
11060 * cpplib.h (builtin_type): Add BT_WEAK.
11061 * cppmacro.c (builtin_macro): Handle BT_WEAK.
11062 * defaults.h (SUPPORTS_ONE_ONLY): Define.
11063 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
11065 2001-02-03 Jakub Jelinek <jakub@redhat.com>
11067 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
11069 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
11071 * cpphash.h: Rename _ALIGN POOL_ALIGN.
11072 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
11074 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
11076 * cpphash.h: Rename ALIGN _ALIGN.
11077 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
11079 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
11081 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
11082 compilation environment.
11083 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
11084 control over location of cygwin includes and libs.
11086 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
11088 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
11090 2001-02-02 lars brinkhoff <lars@nocrew.org>
11092 * md.texi (Standard Names): remove reference to spur.md.
11094 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
11096 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
11097 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
11098 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
11099 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
11100 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
11102 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11104 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
11105 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
11106 number before reload.
11107 (c4x_adjust_cost): Return zero before reload.
11108 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
11109 split before reload.
11111 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11113 * c4x.c (c4x_hard_regno_rename_ok): New.
11114 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
11115 * c4x.h (HARD_REGNO_RENAME_OK): Define.
11117 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11119 * diagnostic.h: Add missing "extern" in all declarations.
11121 2001-02-02 Alex Samuel <samuel@codesourcery.com>
11123 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
11124 as for gcc_gxx_include_dir.
11126 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11128 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
11130 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11132 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
11133 label before alignment to be used as the braf base address.
11134 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
11136 (casesi_jump_2): Require at least TARGET_SH2.
11138 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
11139 truncation to 32-bit doubles on -m3e and -m4-single-only.
11141 2001-02-02 Mark Mitchell <mark@codesourcery.com>
11143 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
11144 the default when building a shared object.
11145 (init_spec): Use it.
11146 * testsuite/lib/g++.exp: Include the directory where libgcc
11147 is located to the LD_LIBRARY_PATH list.
11148 * invoke.texi (-shared-libgcc): Document the cases in which
11149 GCC defaults to using the shared libgcc.
11151 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11153 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
11154 unsigned is wide enough.
11155 (BITS_PER_SI): New.
11156 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
11157 (si_to_float): Likewise.
11158 (float_to_si, float_to_usi): Use BITS_PER_SI.
11160 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11162 * dwarf2out.c: Added explanation of abbreviations.
11163 (def_cfa_1): Added comments listing DWARF2 instructions.
11164 (cfa_temp_reg): Removed in favor of cfa_temp.
11165 (cfa_temp_value): Removed in favor of cfa_temp.
11166 (cfa_temp): New global variable.
11167 (dwarf2out_frame_debug_expr): Added extensive introductory
11168 comments explaining the function's transformations. Revised to
11169 use cfa_temp. Added some rtx checking. Generalize IOR case.
11170 (dwarf2out_frame_debug): Revised to use cfa_temp.
11171 (output_aranges): Cast as "unsigned" to avoid warning.
11172 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
11173 explain which instructions must be marked.
11175 2001-02-01 Richard Henderson <rth@redhat.com>
11177 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
11180 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
11182 * config/sh/crt1.asm (main_k): Modified so that start calls
11183 ___setup_argv_and_call_main.
11185 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
11187 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
11188 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
11189 and AVOID_LPASTE is cleared on meeting an unescaped newline.
11190 * cppmacro.c (builtin_macro): Set builtin flags here.
11191 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
11192 (replace_args): Clarify intent.
11193 (cpp_get_token): Macro expansion tokens get the saved flags.
11195 * cppmain.c (scan_buffer): Remove now-redundant print.printed
11198 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11200 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
11203 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11205 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
11206 returns Pmode pseudo, but we need ptr_mode.
11207 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
11208 Remove bogus conversions; use HOST_WIDE_INT for size.
11209 Don't use TARGET if wrong mode.
11211 * config/i386/i386.c (ix86_compute_frame_size): Allow
11212 stack_alignment_needed to be non-default even if size is zero.
11214 2001-01-31 Alan Modra <alan@linuxcare.com.au>
11216 * pa.c (hppa_init_pic_save): New function.
11217 * pa.h (hppa_init_pic_save): Declare.
11218 * pa.md (call, call_value, sibcall, sibcall_value): Use
11219 the above instead of duplicated code.
11221 * pa.c (hppa_encode_label): Correct size of alloca buffer
11222 so we don't overrun it. Correct leading `*' case.
11223 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
11224 need to handle `*@'.
11225 (FUNCTION_NAME_P): Likewise.
11227 2001-01-31 Richard Henderson <rth@redhat.com>
11229 * config.gcc (alpha-osf5): Use float-i128.h.
11231 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
11232 * config/float-i32.h: Likewise.
11233 * config/float-i64.h: Likewise.
11234 * config/float-sh.h: Likewise.
11235 * config/float-sparc.h: Likewise.
11237 2001-01-31 DJ Delorie <dj@redhat.com>
11239 * expmed.c (extract_bit_field): allow non-integral modes if we
11240 want to extract a whole register from itself.
11242 2001-01-31 Jakub Jelinek <jakub@redhat.com>
11244 * c-typeck.c (set_init_index): If first is equal to last, assume as
11245 if it was not a range at all.
11247 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11249 * config/fp-bit.c: Include tm.h.
11250 (float_to_si): Don't assume SImode is 32-bits wide.
11251 (float_to_usi): Likewise.
11253 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11255 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
11257 (typename): Call pending_xref_error after parsing typed_typespecs.
11258 * c-decl.c (lookup_tag): Give error immediately rather than
11259 leaving it pending if the tag of the wrong type is in the same
11261 (xref_tag): Don't pedwarn for forward declarations of enum types
11263 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
11266 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11268 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
11270 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11272 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
11273 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
11275 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11277 * cpphash.h (struct cpp_reader): New saved_flags.
11278 * cppmacro.c (cpp_get_token): Use saved_flags to remember
11279 to avoid a paste after a pasted token.
11281 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11283 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
11284 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
11285 Wtype_MIN instead of LONG_MIN.
11287 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11289 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
11291 * fixinc/fixincl.x: Regenerated.
11292 * fixinc/inclhack.def (irix_limits_const): New definition to
11293 convert "const" to "__const" in limits.h.
11295 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11297 * fixinc/genfixes (AG): Fix "autogen4" thinko.
11299 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11301 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
11302 when register dies in the insn.
11304 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11306 * diagnostic.c (fatal): Fix word wrap.
11308 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
11310 * combine.c (try_combine): Fix SUBREG setting for
11311 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
11313 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11315 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
11318 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11320 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
11322 * toplev.c (decode_W_option): Update warn_larger_than
11323 unconditionally for each processed switch.
11325 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11327 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
11329 (hppa_expand_prologue): Delete code to save pic offset table register
11330 in the function prologue.
11331 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
11332 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
11333 table register at the beginning of the function after the prologue.
11335 2001-01-29 lars brinkhoff <lars@nocrew.org>
11337 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
11339 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
11340 Jeff Law <law@redhat.com>
11342 * pa.md (return): Revise comment for trivial return.
11343 (return_internal): Non-trivial return pattern for non-PIC code.
11344 (return_internal_pic): Non-trivial return pattern for PIC code.
11345 It uses the PIC register to ensure it is restored after
11347 (epilogue): Generate appropriate return for PIC and non-PIC code.
11349 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
11351 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
11353 2001-01-29 DJ Delorie <dj@redhat.com>
11355 * combine.c (if_then_else_cond): Pass the correct mode to
11356 operand_subword() for constants.
11358 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
11360 * config/i386/cygwin.h: Add w32api to include search. Search different
11361 directories in a cross-build environment.
11363 2001-11-29 Tim Josling <tej@melbpc.org.au>
11365 * tree.h (TYPE_STUB_DECL): Add documentation.
11367 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
11369 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
11370 (sdbout_field_types): Likwise. Fix use of host_integerp.
11372 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
11374 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
11377 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
11379 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
11380 to use flag_gnu_linker.
11382 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11384 * cpplib.c (T_BAD_DIRECTIVE): Remove.
11385 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
11387 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
11389 * tree.c, tree.h (build_parse_node): Remove; was identical to
11391 * c-lang.c (start_cdtor), objc/objc-act.c
11392 (build_module_descriptor): Use build_nt instead of
11395 2001-01-29 Jakub Jelinek <jakub@redhat.com>
11397 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
11398 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
11399 not have any upper bits set.
11401 2001-01-29 Phil Edwards <pme@sources.redhat.com>
11403 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
11405 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11407 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
11409 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
11411 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
11412 (integer_minus_one_node): Define.
11414 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
11416 * Makefile.in (bootstrap2-lean): Fix typo.
11418 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
11420 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
11421 : Don't set fe_value.
11422 * cpplib.h (AVOID_LPASTE): New flag.
11423 (struct cpp_hashnode): Remove fe_value.
11424 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
11425 * cppmacro.c (builtin_macro): Don't set flags here.
11426 (replace_args): Set AVOID_LPASTE flag on first token of an
11427 argument, and the token following it.
11428 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
11429 macro expansion, and on the token following it. Do it for
11431 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
11433 2001-01-27 Richard Henderson <rth@redhat.com>
11435 * config/alpha/t-ieee: Remove multilibbing.
11436 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11438 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11440 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
11442 * Makefile.in: Remove all dependencies on defaults.h.
11443 * builtins.c: Don't include defaults.h.
11444 * c-common.c: Likewise.
11445 * c-decl.c: Likewise.
11446 * c-pragma.c: Likewise.
11447 * c-typeck.c: Likewise.
11448 * combine.c: Likewise.
11449 * i386.c: Likewise.
11450 * frame-ia64.c: Likewise.
11451 * cppexp.c: Likewise.
11452 * crtstuff.c: Likewise.
11453 * dbxout.c: Likewise.
11454 * dwarf2out.c: Likewise.
11455 * dwarfout.c: Likewise.
11456 * emit-rtl.c: Likewise.
11457 * except.c: Likewise.
11458 * expr.c: Likewise.
11459 * final.c: Likewise.
11460 * frame-dwarf2.c: Likewise.
11461 * libgcc2.c: Likewise.
11462 * optabs.c: Likewise.
11463 * profile.c: Likewise.
11464 * sdbout.c: Likewise.
11465 * toplev.c: Likewise.
11466 * tradcif.y: Likewise.
11467 * tree.c: Likewise.
11468 * varasm.c: Likewise.
11470 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11472 * builtins.c (expand_builtin_fputs): Use size_one_node when
11473 transforming into fwrite.
11475 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
11477 * extend.texi (Attribute Syntax): New section.
11479 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11481 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
11482 they didn't need fixing.
11484 2001-01-27 Janis Johnson <janis@us.ibm.com>
11486 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
11488 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
11489 to remove macro definitions that are duplicated from elfos.h.
11491 2001-01-27 Richard Henderson <rth@redhat.com>
11493 * config/i386/sco5gas.h: Move ...
11494 * config/usegas.h: ... here.
11495 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
11497 2001-01-27 Jakub Jelinek <jakub@redhat.com>
11499 * c-typeck.c (struct constructor_stack): Add range_stack member.
11500 (really_start_incremental_init): Clear it.
11501 (push_init_level): Save constructor_range_stack and clear it if
11502 pushing explicit braces.
11503 (pop_init_level): abort if constructor_range_stack is non-zero at
11504 explicit closing brace. Restore saved constructor_range_stack if
11507 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11509 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
11510 into register was forced into memory.
11512 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11514 * Makefile.in: Remove uses of + before $(MAKE).
11516 2001-01-26 Richard Henderson <rth@redhat.com>
11518 * stmt.c (cost_table): Remove.
11519 (COST_TABLE, cost_table_initialized): New.
11520 (estimate_case_costs): Use the later instead of the former.
11521 (balance_case_nodes): Likewise.
11523 2001-01-26 Richard Henderson <rth@redhat.com>
11525 * alias.c (objects_must_conflict_p): Read-only slots may not
11526 conflict despite having the same type.
11528 2001-01-27 Michael Hayes <mhayes@redhat.com>
11530 * loop.c (loop_giv_reduce_benefit): Copy mode size into
11532 (check_ext_dependant_givs): Initialise u_start_val and
11534 (load_mems): Make last_max_reg unsigned.
11535 (try_swap_copy_prop): Use INSN_P and initialise set.
11537 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
11539 * README.AVR : Removed.
11541 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
11543 * pa-64.h (text_section): Remove declaration.
11545 * pa.md (return_internal): Remove mode on PIC register use.
11547 2001-01-25 lars brinkhoff <lars@nocrew.org>
11549 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
11550 ASM_CLOSE_PAREN): fix typos.
11552 2001-01-25 Mark Mitchell <mark@codesourcery.com>
11554 * acconfig.h: Define `const' to the empty string if neither
11555 __STDC__ nor __cplusplus is defined.
11556 * config.in: Regenerated.
11558 2001-01-25 David Edelsohn <edelsohn@gnu.org>
11560 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
11561 * collect2.c (main): Delete importf. Add ".obj" file extension.
11562 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
11563 (aix_std_libs): Add additional AIX libraries to skip.
11564 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
11565 * config/rs6000/aix51.h: New file.
11567 2001-01-25 Michael Hayes <mhayes@redhat.com>
11569 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
11570 (loop_insn_emit_before): No longer static.
11571 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
11572 (loop_givs_rescan, load_mems): Likewise.
11573 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
11574 (maybe_eliminate_biv_1):
11575 (move_movables): Replace emit_call_insn_before with
11576 loop_call_insn_hoist.
11577 * loop.h (loop_insn_emit_before): Add.
11578 * unroll.c (copy_loop_body): Replace emit_insn_before with
11579 loop_insn_emit_before.
11581 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
11583 * diagnostic.c (fatal): Request preprocessed source.
11585 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
11587 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
11588 olddecl has argument types and newdecl has none, use the argument
11589 types from olddecl.
11591 2001-01-24 Ulrich Drepper <drepper@redhat.com>
11593 * dwarf2out.c (prefix_of): New function. Determine longest common
11594 prefix of the two arguments. The units are whole path components.
11595 (output_file_names): When adding a new directory find the one entry
11596 with the longest common prefix already in the list. Artificially
11597 generate entry if there is none for this prefix.
11598 Fix test to check whether the zeroth directory entry is used.
11600 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
11602 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
11603 Changed all callers. Take it into account when deciding if a
11604 previously loaded value matches.
11606 2001-01-24 Richard Henderson <rth@redhat.com>
11608 * reload.c (find_reloads_subreg_address): Fail the substitution
11609 if the resulting address is insufficiently aligned.
11611 2001-01-24 DJ Delorie <dj@redhat.com>
11613 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11614 check the original operand's mode also.
11615 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11617 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11619 * c-parse.in (cast_expr): Move compound literals from here ...
11620 (primary): ... to here. Use standard terminology "compound
11621 literal" instead of "constructor expression".
11623 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11625 * gcc.1, cpp.1: Regenerate.
11627 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11629 * calls.c (emit_library_call_value_1): Memory slot for
11630 pass-by-reference argument should have the mode of the argument,
11631 not of the pointer to it.
11633 2001-01-24 Tom Tromey <tromey@redhat.com>
11635 * gcc.texi (G++ and GCC): Mention gcj manual.
11636 (Standards): Link to section of manual mentioning gcj/Java
11639 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11641 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11642 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11643 * tradcpp.c (main): Add -imacros or -include'd dependencies
11645 * cpp.texi (-M, -MM): Document -M -include behaviour.
11647 2001-01-24 Roger Collins <roger@ProProject.com>
11649 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11651 2001-01-24 Will Cohen <wcohen@redhat.com>
11653 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11654 whether registers are 32 bits or 64 bits in size.
11656 2001-01-24 Ben Elliston <bje@redhat.com>
11658 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11660 2001-01-24 Richard Henderson <rth@redhat.com>
11662 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11663 (builtin_longjmp): Use it instead of emit_indirect_jump.
11665 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11667 * bb-reorder.c (make_reorder_chain_1): Handle case where
11668 jump edge goes to the same block as the fallthru edge.
11670 2001-01-23 Jim Wilson <wilson@redhat.com>
11672 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11673 * frame.h (__ia64_personality_v1): Add prototype.
11674 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11675 prototype form. Add void * cast to first argument to personality
11677 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11678 (asctoe113): Likewise.
11679 * config/ia64/frame-ia64.c: Include eh-common.h.
11680 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11682 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11684 (itanium_split_issue): Add prototype.
11685 (gen_nop_type): Ifdef out.
11686 (find_best_packet): Initialize best_packet.
11687 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11689 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11690 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11691 (flushrs): Add explicit stop bit at end.
11692 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11695 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11697 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11699 * libgcc2.c (__terminate_func): Make variable static.
11700 (__terminate_set_func): New function to set __terminate_func.
11701 * libgcc2.h (__terminate_func_ptr): New typedef.
11702 (__terminate_set_func): New function.
11704 2001-01-23 Richard Henderson <rth@redhat.com>
11706 * flow.c (init_propagate_block_info): Don't consider unchanging
11707 memories for dead frame store elimination.
11709 2001-01-23 Richard Henderson <rth@redhat.com>
11711 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11712 * defaults.h: ... here.
11714 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11716 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11718 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11720 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11722 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11724 * rs6000.h (rs6000_return_addr): Move prototype from here...
11725 * rs6000-protos.h (rs6000_return_addr): ...to here.
11726 (rs6000_init_expanders): Delete prototype.
11728 2001-01-23 Nick Clifton <nickc@redhat.com>
11730 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11731 (Spec Files): Document %B and %j and %. and %v3 and %M and
11732 %{S*&T} spec switches.
11734 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11736 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11738 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11739 Neil Booth <neil@daikokuya.demon.co.uk>
11741 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11742 Have -Werror make pedantic warnings errors, like the
11745 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11747 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11749 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11751 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11752 * integrate.c (expand_inline_function): Initialize them.
11753 (subst_constants): If changing COMPARE so that both its arguments
11754 will be VOIDmode and the comparison mode will be lost, note
11755 compare_mode. Use the recorded compare_mode to optimize
11758 2001-01-23 Jason Merrill <jason@redhat.com>
11760 * dwarf2out.c (new_die): Use xcalloc.
11761 (output_die): Abort rather than emit a local reference to offset 0.
11763 2001-01-17 Andrew Haley <aph@redhat.com>
11765 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11766 of a saved register; return NULL instead.
11767 (copy_reg): Take a pointer to a source register rather than a
11769 (next_stack_level): Remember the address in the stack frame of all
11771 Use the saved register pointer array as the source of the CFA.
11772 (throw_helper): Rewrite. Unwind once rather than twice and keep
11773 track of saved registers as we go.
11775 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11777 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11778 * c4x.c (c4x_legitimize_reload_address): Remove.
11779 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11780 reload address for ldp(k) insn.
11782 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11784 * pa.md (return_internal): Add a USE of the PIC register to ensure
11785 it is restored after each call.
11786 (return expander): Corresponding changes.
11788 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11790 * rs6000.h (INIT_EXPANDERS): Delete.
11791 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11792 * rs6000.c (rs6000_override_options): Call *_machine_status from
11794 (rs6000_init_expanders): ...instead of here. Delete.
11795 (rs6000_mark_machine_status): New function.
11796 (rs6000_init_machine_status): Use xcalloc.
11797 (rs6000_return_addr): Generate RTX for the return address.
11798 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11799 (rs6000_stack_info): Use it.
11801 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11803 * gthr-win32.h: Include errno.h to get a declaration for
11804 EINVAL and _mingw.h if the target is mingw32.
11806 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11808 * cpp.texi: Correct typos.
11810 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11812 * explow.c (probe_stack_range): Ensure value passed to
11813 stack_check_libfunc is ptr_mode, not Pmode.
11815 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11817 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11818 case, don't use operand_subword to calculate a SUBREG that is
11821 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11823 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11825 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11826 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11827 valid. If not replace it by equivalent insns.
11829 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11831 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11832 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11833 (c4x_U_constraint, symbolic_address_operand): Likewise.
11834 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11836 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11837 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11838 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11839 anulling slot because of silicon bug.
11840 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11842 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11844 * cppexp.c (parse_charconst): Change `mask' type to agree
11847 2001-01-21 Richard Henderson <rth@redhat.com>
11849 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11850 pic_label_name in a linkonce section.
11852 2001-01-17 Philipp Thomas <pthomas@suse.de>
11854 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11856 * configure: Regenerate.
11858 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11860 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11861 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11863 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11865 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11866 If REVERSE nonzero then condition code in X must be reversed.
11867 (encode_section_info): Optimise if/else.
11868 (avr_function_value): Fix formatting.
11870 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11871 (difficult_branch): Likewise.
11872 (rvbranch): Likewise.
11873 (difficult_rvbranch): Likewise.
11875 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11877 * config/avr/libgcc.S: Fix comment.
11879 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11881 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11883 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11885 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11887 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11889 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11890 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11891 * configure, config.in: Regenerate.
11892 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11893 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11894 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11895 (doprint.o): New rule.
11897 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11899 * c-typeck.c (digest_init): Handle boolean types as scalars.
11901 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11903 * stmt.c (expand_return): Don't return anything if size is zero.
11904 Delete redundant assignment to BYTES.
11905 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11907 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11909 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11910 the same as the default library function names.
11911 * config/avr/avr.md: Document special characters after '%'.
11912 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11913 knowing which of the call-used registers are really clobbered.
11914 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11915 New. Both quotient and remainder from one libgcc.S call.
11916 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11917 clobber as few registers as possible.
11918 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11920 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11922 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11923 context of the top of the stack.
11925 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11927 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11928 (fixup_var_refs_insns): ...here.
11930 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11932 * function.c (fixup_var_refs_insns): Break up into
11933 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11934 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11935 [loop over hash table entries].
11936 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11937 fixup_var_refs_insns_with_hash, to match above changes.
11939 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11941 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11942 (libgcc.a): Likewise.
11943 (stmp-multilib): Likewise.
11944 (STAGE2_FLAGS_TO_PASS): Likewise.
11946 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11948 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11949 temporary if no_new_pseudos.
11951 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11953 * cppinternals.texi: Update.
11955 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11957 * arm.c (arm_init_builtins): Re-enable builtins.
11959 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11961 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11962 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11963 element to be null, and always expect an EXPR_LIST.
11964 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11965 * sched-deps.c (sched_analyze_1): Likewise.
11966 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11968 * regclass.c (max_set_parallel): New variable.
11969 (reg_scan): Take it into account in computation of max_parallel.
11970 (reg_scan_mark_refs, case SET): Compute it.
11972 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11974 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11975 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11977 2001-01-19 Jason Merrill <jason@redhat.com>
11979 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11980 for the abstract instance of an inline function.
11982 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11983 J"orn Rennecke <amylaar@redhat.com>
11985 * reload1.c (move2add_note_store): Treat all registers directly or
11986 indirectly derived from a base register as members of the same set
11988 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11989 of base register into account.
11991 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11993 * alias.c (find_base_value): Recognize TRUNCATE.
11994 (record_set): In PLUS case, invalidate if other summand is also a
11997 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11999 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
12000 entry to be EXPR_LIST.
12001 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
12002 be an EXPR_LIST (but not null, which other code doesn't allow).
12003 (note_stores): Properly handle PARALLEL in SET.
12004 Recursively call for top-level PARALLEL.
12005 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
12006 * sched-rgn.c (check_live_1, update_live_1): Likewise.
12008 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
12010 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
12012 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
12013 not pfile->skipping (== 0).
12015 2001-01-17 Nick Clifton <nickc@redhat.com>
12017 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
12020 2001-01-17 Jim Wilson <wilson@redhat.com>
12022 * invoke.texi (IA-64 options): Improve.
12024 2001-01-17 Tom Tromey <tromey@redhat.com>
12026 * invoke.texi (Optimize Options): Use `{}' to around @samp
12029 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
12031 * invoke.texi (-fno-guess-branch-probability): New option.
12033 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12035 * combine.c (try_combine): Don't set i3_subst_into_i2 for
12036 case of making new double-word constant.
12037 Revert last change: instead just test i3_subst_into_i2.
12039 2001-01-17 Jakub Jelinek <jakub@redhat.com>
12041 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
12042 Use q constraints instead of r.
12044 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
12046 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
12047 (machine_function): Define.
12048 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
12049 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
12050 pa_free_machine_status): New functions.
12051 (override_options): Set {init,mark,free}_machine_status to above.
12052 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
12053 PIC_OFFSET_TABLE_REGNUM_SAVED.
12054 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
12055 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
12056 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
12057 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
12058 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12060 2001-01-15 DJ Delorie <dj@redhat.com>
12062 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
12066 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12068 * flow.c (propagate_one_insn): Make trying to delete a prologue
12069 or epilogue insn an ICE, not a warning. Allow doing this if
12070 the current function returns with stack pointer depressed.
12072 * combine.c (try_combine): If i3_subst_into_i2, properly check for
12073 I3 having more than one SET.
12075 2001-01-16 Jim Wilson <wilson@redhat.com>
12077 * invoke.texi: Document IA-64 options.
12079 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
12080 (fixup_errata): Delete TARGET_A_STEP use.
12081 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
12082 (TARGET_SWITCHES): Delete -ma-step option.
12083 * config/ia64/ia64.md (all FP patterns): Delete %B0.
12084 (movqicc_astep, movqi_internal_astep, movhicc_astep,
12085 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
12086 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
12087 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
12088 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
12090 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
12091 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
12092 cmovsi_internal): Delete ! TARGET_A_STEP check.
12094 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12096 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
12097 possibility to report bugs via postal mail. Change a URL and
12098 merge in a nearly duplicate statement...
12099 (Bug Reporting): ...from here.
12100 (Service): Refer to the Bug Reporting section instead of
12101 duplicating an URL.
12102 (Contributing): Remove trivial explanations concerning snapshots.
12104 2001-01-16 Alan Modra <alan@linuxcare.com.au>
12106 * cppmain.c (general_init): Don't use ANSI prototype.
12108 2001-01-16 Tom Tromey <tromey@redhat.com>
12110 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
12112 2001-01-16 Richard Henderson <rth@redhat.com>
12114 * config/i386/i386.h: Fix comment typo.
12115 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
12116 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
12118 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12120 * gcc.c: Revert previous -fsyntax-only-related change; move
12123 2001-01-16 Jakub Jelinek <jakub@redhat.com>
12125 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
12126 inmode after checking GET_CODE (op).
12128 2001-01-16 Richard Henderson <rth@redhat.com>
12130 * flow.c (struct propagate_block_info): Add mem_set_list_len.
12131 (MAX_MEM_SET_LIST_LEN): New.
12132 (propagate_one_insn): Update mem_set_list_len.
12133 (invalidate_mems_from_autoinc): Likewise.
12134 (invalidate_mems_from_set): Likewise.
12135 (mark_used_regs): Likewise.
12136 (init_propagate_block_info): Likewise. Stop collecting memories
12137 when we reach MAX_MEM_SET_LIST_LEN.
12138 (mark_set_1): Likewise.
12140 2001-01-16 Richard Henderson <rth@redhat.com>
12142 * unroll.c (precondition_loop_p): Fail if no iteration
12145 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12147 * gcc.c: When -fsyntax-only is given, do not complain about
12150 2001-01-15 Richard Henderson <rth@redhat.com>
12152 * config/i386/i386.c (asm_output_function_prefix): Remove.
12153 (ix86_asm_file_end): New.
12154 (load_pic_register): Generate pic_label_name into a
12155 staticly allocated buffer.
12156 * config/i386/i386-protos.h: Update.
12157 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
12158 (ASM_FILE_END): New.
12159 * config/i386/i386afe.h: New file.
12160 * config.gcc (i?86-*-elf) [tm_file]: Use it.
12161 (i?86-*-{freebsd,linux*,moss*}): Likewise.
12162 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
12163 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
12164 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
12165 * config/i386/sco5.h (ASM_FILE_END): Likewise.
12166 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
12168 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
12170 * Makefile.in (install-man): Remove explicit dependency on
12173 * configure.in, configure: Revert previous patch requiring perl
12176 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
12178 * toplev.c (flag_guess_branch_prob): New.
12179 (f_options): Add guess-branch-probability option.
12180 (rest_of_decl_compilation): Only estimate branch probability if
12182 (main): set flag_guess_branch_prob.
12184 * flags.h (flag_guess_branch_prob): New.
12186 2001-01-15 DJ Delorie <dj@redhat.com>
12188 * gcc.texi (Makefile): Add documentation for Makefile targets.
12190 2001-01-15 Philip Blundell <philb@gnu.org>
12192 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
12194 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
12195 (is_pic): Delete declaration.
12196 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
12197 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
12198 * config/arm/arm.md (builtin_setjmp_receiver): New.
12200 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12202 * arm.c (use_return_insn): Don't try to determine the function type
12203 until after reload has completed.
12204 (arm_output_epilogue): Don't adjust the sp value recovered from the
12206 (emit_multi_reg_push): Don't record dwarf information for the pc.
12207 * arm.md (eh_epilogue): The function type may have changed, so it
12208 needs to be recalculated.
12209 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
12210 unwind tables on arm/netbsd.
12212 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12214 * arm.md (cbranchsi4): Correct calculation of branch ranges.
12215 (negated_cbranchsi4): Likewise.
12217 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12219 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
12220 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12221 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
12222 pass -mapcs-* options to assembler.
12223 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
12224 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12225 (ASM_SPEC): Call subtarget_extra_asm_spec.
12227 2001-01-15 Andreas Jaeger <aj@suse.de>
12229 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
12231 (ix86_expand_builtin): Likewise.
12233 * gencodes.c (output_predicate_decls): Make i size_t to avoid
12234 warning about comparison between signed and unsigned.
12236 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12238 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
12240 2001-01-14 Ralf Baechle <ralf@gnu.org>
12242 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
12243 SUBTARGET_CPP_SPEC apropriatly.
12245 2001-01-12 Mark Mitchell <mark@codesourcery.com>
12247 * varasm.c (make_decl_rtl): Fix typo in last change.
12249 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
12251 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
12252 linker supports the init_priority C++ attribute.
12253 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
12254 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
12255 linker does not support init_priority C++ attribute.
12257 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
12259 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
12261 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12263 * c-parse.in (finish_parse): Add comment about cpp_destroy.
12264 * cp/lex.c (finish_parse): Similarly.
12265 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
12266 Return the number of errors encountered.
12267 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
12268 * cppmain.c (main): Don't call cpp_destroy.
12270 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
12272 * configure.in: Require at least perl 5.6.0 to regenerate
12274 * configure: Regenerate.
12276 2001-01-14 Richard Henderson <rth@redhat.com>
12278 * genrecog.c (DT_veclen_ge): New.
12279 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
12280 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
12281 (nodes_identical_1): Handle DT_veclen_ge.
12282 (write_cond, debug_decision_2): Likewise.
12284 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12286 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
12288 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
12290 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12292 * cppmain.c (do_preprocessing): New function; most of the old
12294 (main): Call it to do most of the work.
12295 (cb): Move from global scope to set_callbacks ().
12296 (setup_callbacks): Get the callback pointer.
12297 (general_init, printer_init): Clean up code and comments.
12299 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12301 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
12304 2001-01-14 Kazu Hirata <kazu@hxi.com>
12306 * config/h8300/h8300.c (get_shift_alg): Update comments.
12308 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12310 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
12311 (alloc_page, ggc_alloc): Add casts to remove warnings.
12313 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12315 * combine.c (simplify_comparison): Don't change `code' when
12316 can't reverse comparison.
12318 2001-01-14 Richard Henderson <rth@redhat.com>
12320 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
12321 update all call sites. Return true for all non-label constants.
12323 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
12325 * i386.c (ix86_expand_compare): Add bypass_test and second_test
12327 (ix86_expand_branch): Update.
12328 (ix86_expand_setcc): Update to handle multiple test conditions.
12329 (expand_int_movcc): Likewise.
12330 (expand_fp_movcc): Likewise.
12331 * i386-protos.h (ix86_expand_compare): New.
12332 * i386.md (andqi_?_slp, orqi_?_slp): New.
12333 (conditional trap expander): Update call to ix86_expand_compare.
12335 2001-01-14 Richard Henderson <rth@redhat.com>
12337 * config/vax/vax.md: Use nonimmediate_operand instead of
12338 general_operand in destinations.
12340 * config/vax/vax.md (indirect_jump): Use register_operand.
12342 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
12343 * config/vax/vax.md (call_pop): Turn into an expander.
12344 (call_value_pop): Likewise.
12345 (call, call_value): New.
12347 2001-01-14 Andreas Jaeger <aj@suse.de>
12349 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
12351 (ix86_fp_compare_mode): Add unused attribute.
12352 (ix86_expand_fp_movcc): Remove unused variable.
12353 (ix86_expand_builtin): Make fcode unsigned.
12355 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
12356 (expand_expr): Add cast to avoid signed warning.
12357 (store_field): Likewise.
12358 (store_constructor_field): Likewise.
12359 (store_constructor): Likewise.
12360 (store_expr): Likewise.
12361 (clear_storage): Likewise.
12362 (emit_group_store): Likewise.
12363 (emit_group_load): Likewise.
12365 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12367 * c-common.c: Move format checking code to ...
12368 * c-format.c: ... here. New file. Reorder some functions and
12370 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
12372 * c-common.h (decl_handle_format_attribute,
12373 decl_handle_format_arg_attribute): Declare.
12374 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
12375 (c-common.o): Adjust dependencies.
12376 (c-format.o): New list of dependencies.
12378 2001-01-13 Jakub Jelinek <jakub@redhat.com>
12380 * unroll.c (loop_iterations): If we cannot prove iteration variable
12381 is set once in each iteration, punt.
12383 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
12385 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
12386 (*strlenhi): Remove clobber (which was buggy) of output address.
12388 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12390 * Makefile.in (generated-manpages): Add gcc.1
12391 ($(srcdir)/gcc.1): New target.
12392 (maintainer-clean): Delete $(srcdir)/gcc.1.
12393 * gcc.texi: Add macros @gccoptlist and @gol.
12394 * invoke.texi: Include option summary in manpage. Mark up option
12395 summary with @gccoptlist and @gol. Use @r in one place where
12397 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
12398 * gcc.1: Generate from invoke.texi.
12400 2001-01-13 Richard Henderson <rth@redhat.com>
12402 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
12403 (struct page_entry): Add group member.
12404 (struct page_group): New.
12405 (struct globals): Add page_groups member.
12406 (alloc_anon): Only define for using mmap; remove valloc call.
12407 (page_group_index): New.
12408 (set_page_group_in_use): New.
12409 (clear_page_group_in_use): New.
12410 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
12411 (free_page, release_pages): Likewise.
12412 * configure.in (with-gc): Default to ggc-page always.
12414 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12416 * reload1.c (replace_pseudos_in_call_usage): Use
12417 reg_equiv_constant and reg_equiv_address, and don't try
12418 regno_reg_rtx first.
12420 2001-01-13 Richard Henderson <rth@redhat.com>
12422 * ggc-page.c (alloc_page): Round up allocation size to one page.
12423 Set e->order on extra pages.
12425 2001-01-13 Richard Henderson <rth@redhat.com>
12427 * genrecog.c (nodes_identical): Expand commentary.
12428 (write_switch): Watch out for identical nodes.
12430 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12432 * cppfiles.c (_cpp_fake_include): New function.
12433 * cpphash.h (_cpp_fake_include): New.
12434 * cpplib.c (do_line): Call _cpp_fake_include when entering
12435 header files in preprocessed input.
12436 * cppmain.c (cb_pragma_implementation): Remove handling.
12437 (setup_callbacks): Don't register pragmas.
12439 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12441 * extend.texi: Udate for CPP.
12443 2001-01-13 Andreas Jaeger <aj@suse.de>
12445 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
12447 * regmove.c: Add prototype for replace_in_call_usage.
12449 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12451 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
12452 struct cpp_chunk, struct htab, struct toklist,
12453 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
12454 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
12455 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
12456 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
12457 (struct macro_args): Delete.
12458 * cpphash.h: See above.
12460 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12462 * cppmain.c (struct printer): Remove no_line_dirs.
12463 (options, cb): New.
12464 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
12465 : Use options rather than CPP_OPTION.
12466 (setup_callbacks): Use cb rather than pfile->cb.
12467 (main): No need to check for a buffer. Use cpp_errors.
12468 (printer_init): Don't set no_line_dirs.
12469 (maybe_print_line): Use options not no_line_dirs.
12470 (cb_file_change): Don't call print_line if -P.
12472 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12474 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
12476 * c-parse.in (finish_parse): Use cpp_errors.
12477 (__yylex): Use return value of cpp_pop_buffer.
12478 * cp/lex.c (finish_parse): Use cpp_errors.
12479 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
12481 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
12483 * README.AVR: URLs corrected.
12485 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12487 * c-decl.c (start_function): Don't warn if old prototype is builtin
12488 that's not in C's namespace.
12489 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
12490 (_bb): Add prototype for ctime.
12491 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
12493 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
12495 * i386.c (ix86_fp_comparison_arithmetics_cost,
12496 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
12497 ix86_fp_comparison_cost): New functions.
12498 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
12499 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
12500 two-branch sequences; make static.
12501 (ix86_use_fcomi_compare): Do decision according to the costs.
12502 (split_fp_branch): New.
12503 * i386.md (compare-and-branch patterns): Use split_fp_branch.
12504 * i386-protos.h (ix86_expand_fp_compare): Remove
12505 (ix86_split_fp_branch): Declare.
12507 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
12508 and ix86_comparison_operator.
12510 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
12511 to make it cheaper.
12513 * i386.c (put_condition_code): Output properly the unordered/ordered
12514 compares in fp case.
12515 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
12517 * tm.texi (REVERSE_CONDITION): Document.
12518 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
12519 in -ffast-math mode.
12520 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
12522 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12524 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
12526 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
12529 * config/sh/sh.c (mova_p): Fix test for mova_const.
12531 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12533 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
12534 cpp_get_options rather than dereferencing pfile and using
12536 * scan-decls.c (scan_decls): Use return value of
12537 cpp_pop_buffer rather than CPP_BUFFER.
12539 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12541 * cppinit.c (cpp_handle_option): help_only is now part of the
12542 cpp_options structure.
12543 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
12544 cpp_set_callbacks): New functions.
12545 * cpplib.h (cpp_callbacks): Break out as a named structure.
12546 (cpp_options): Move help_only here from cpp_reader.
12547 (CPP_FATAL_ERRORS): Update to use cpp_errors.
12548 (cpp_errors, cpp_get_options, cpp_get_callbacks,
12549 cpp_set_callbacks): New prototypes.
12550 * cppmain.c (main): Update for help_only.
12552 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12554 * Makefile.in (info, maintainer-clean, install-info, uninstall):
12555 Also build and remove and install and uninstall c-tree.info and
12557 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
12558 ($(srcdir)/cppinternals.info): New target.
12559 * c-tree.texi: Change file name used when makeinfo used without -o
12560 from ir.info to c-tree.info. Add info directory entry.
12561 * cppinternals.texi: Add info directory entry.
12562 * .cvsignore: Update.
12564 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12566 * c-typeck.c (store_init_value): Don't require constant initializer
12567 elements with -pedantic -std=c99.
12568 (digest_init): Change error about non-constant initializer elements
12570 (constructor_range_end): Remove.
12571 (constructor_incremental, designator_depth,
12572 designator_errorneous): New variables.
12573 (struct constructor_stack): Remove range_end, add incremental.
12574 (struct constructor_range_stack, constructor_range_stack): New.
12575 (struct initializer_stack): Add constructor_range_stack.
12576 (finish_init): Set it.
12577 (start_init): Likewise. require_constant_elements for non-static
12578 trees only if not flag_isoc99.
12579 (really_start_incremental_init): Remove constructor_range_end, add
12580 constructor_incremental.
12581 (pop_init_level): Likewise.
12582 (push_init_level): Likewise. If implicit and the subobject had some
12583 value set already, preinitialize the level with it.
12584 Warn about missing braces only if not pushing due to designators.
12585 (set_designator, push_range_stack): New functions.
12586 (set_init_label): Use them.
12587 (set_init_index): Likewise. Remove constructor_range_end.
12588 Error if designator index is outside of array bounds.
12589 (add_pending_init): Compare values of purpose index trees, not the
12590 trees themselves. Allow overwriting of already initialized element.
12591 Issue a warning if it had side-effects.
12592 (set_nonincremental_init, set_nonincremental_init_from_string): New
12594 (pending_init_member): Rename to...
12595 (find_init_member): ...this function. Call set_nonincremental_init
12596 if necessary. Compare values of purpose index trees, not the trees
12597 themselves. Return the actual value, not just non-zero if something
12599 (output_init_element): Remove checks for duplicates.
12600 If field has zero size, only check the initializer for correctness.
12601 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
12602 if constructor_incremental is zero. Change error about initializers
12603 not computable at load time into pedwarn.
12604 (output_pending_init_elements): Compare bit positions, not
12605 FIELD_DECLs to take into account zero-sized fields.
12606 (process_init_element): Use constructor_range_stack to fill all
12607 ranges in the designator lists from current level up.
12608 * extend.texi: Update documentation for labeled elements.
12610 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12612 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12613 to function usage for arguments passed by reference. Optimize
12614 callee-copied arguments.
12615 * regmove.c (replace_in_call_usage): New function.
12616 (fixup_match_1): Call it.
12617 * cse.c (cse_insn): Canonicalize registers in function usage.
12618 * reload1.c (replace_pseudos_in_call_usage): New function.
12621 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12624 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12626 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12629 2001-01-12 DJ Delorie <dj@redhat.com>
12631 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12632 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12635 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12637 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12638 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12639 -std options alongside references to -ansi. Update some
12640 documentation for C99.
12641 * cpp.1: Regenerate.
12643 2001-01-12 Andreas Jaeger <aj@suse.de>
12645 * haifa-sched.c (restore_line_notes): Remove argument block B
12647 * sched-ebb.c (schedule_ebb): Change caller.
12648 * sched-rgn.c (schedule_region): Likewise.
12649 * sched-int.h (restore_line_notes): Adjust prototype.
12651 * loop.h: Remove wrong declaration of doloop_condition_get.
12653 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12655 * extend.texi: Move C++-extension-related node from the C section
12656 into the C++ section.
12658 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12660 * extend.texi: Refer to an array of pointers to functions instead
12661 of one of functions.
12663 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12664 Jan Hubicka <jh@suse.cz>
12666 * combine.c (reversed_comparison): Fix typo in last patch.
12668 (combine_reversed_comparison_code): Make static to follow
12669 prototype declaration.
12671 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12673 * install.texi: Remove misplaced duplicate entry.
12675 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12677 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12679 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12681 * final.c: (leaf_function_p): Fix typo.
12683 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12685 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12686 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12688 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12689 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12690 mmap_anon, and valloc is available.
12691 * ggc-page.c: Restructure ifdef logic to match new autoconf
12692 spec. Don't throw away the test page in init_ggc.
12694 * configure, config.in: Regenerate.
12696 2001-01-12 Michael Hayes <mhayes@redhat.com>
12698 * loop.h (total_biv_increment): Constify iv_class pointer.
12699 (struct induction): Replace `mem_mode' with `mem' rtx.
12700 * unroll.c (total_biv_increment): Constify iv_class pointer.
12701 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12702 (find_mem_givs, combine_givs_p): Likewise.
12703 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12705 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12707 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12709 (__gthread_getspecific): Ditto.
12711 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12713 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12714 put_condition_code): Convert fp comparison codes to integer
12716 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12719 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12720 * i386-protos.h (no_comparison_operator): Kill.
12722 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12724 * combine.c (REVERSIBLE_CC_MODE): Remove.
12725 (reversible_comparison_p): Remove.
12726 (combine_reversed_comparison_code): New.
12727 (reversed_comparison): New.
12728 (combine_simplify_rtx): Use
12729 combine_reversed_comparison_code/reversed_comparison instead
12730 of reversible_comparison_p.
12731 (simplify_if_then_else): Likewise.
12732 (simplify_set): Likewise.
12733 (simplify_logical): Likewise.
12734 (if_then_else_cond): Likewise.
12735 (known_cond): Likewise.
12736 (simplify_comparison): Likewise.
12738 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12740 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12741 sizeof (int) is larger than sizeof(__word__).
12743 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12745 * cppinit.c (do_includes): Fix typo.
12747 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12749 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12750 in S_REGS does not occur because not all sources are possible
12751 when a S_REGS is a destination (sometimes needs a clobber).
12752 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12753 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12754 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12755 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12756 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12757 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12758 (lshrdi_const1, lshrsi3_const16): Likewise.
12759 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12760 (*movhi_68hc12, *movqi_68hc12): Likewise.
12761 (movstrictqi): Make sure reloading in D_REGS as a destination
12764 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12766 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12768 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12770 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12771 -D, -U and -A, and don't initialize the builtins.
12772 (do_includes): Error if -include or -imacros with -fpreprocessed.
12773 * cppmain.c (cb_define, cb_undef): Unconditionally process
12775 * tradcpp.c (main): Fix typo.
12777 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12779 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12780 (read_name_map): Use IS_ABSOLUTE_PATH.
12781 * tradcpp.c (get_filename): Likewise.
12783 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12785 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12786 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12787 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12788 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12789 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12790 (cmphi_z_used): Don't use '@' for the output.
12791 (tstqi_z_used): Likewise.
12792 (cmpqi_z_used): Likewise.
12793 (one_cmplsi2): Likewise.
12795 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12797 * config/sh/sh.c (barrier_align): Recognize branch around far
12798 branch and redundant insn.
12800 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12802 * invoke.texi: Restore documentation of the drivers' switches -MD
12805 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12807 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12809 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12810 check-objc//%): Support parallel testing of multilibs.
12811 (TESTSUITEDIR): Set to testsuite by default, but override for
12813 (check-gcc, check-g++, check-g77, check-objc): Enter
12816 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12818 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12819 * sched-deps.c (deps_may_trap_p): Likewise.
12820 * basic-block.h: Remove a comment.
12821 * flow.c (PROP_POSTRELOAD): Remove.
12822 (update_life_info): Don't add it to prop_flags.
12823 (mark_set_1): Lose the code that was enabled by it.
12825 2001-01-11 Michael Hayes <mhayes@redhat.com>
12827 * flow.c (flow_call_edges_add): New.
12828 * basic_block.h (flow_call_edges_add): New.
12830 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12832 * reload1.c (move2add_note_store): Update reg_set_luid even if
12833 base reg remains the same.
12835 2001-01-10 Nick Clifton <nickc@redhat.com>
12837 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12838 machine_function structure to zero.
12839 Add prototypes for machine_status functions.
12841 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12843 * c-common.h (CTI_VOID_LIST): Remove.
12844 (void_list_node): Likewise.
12845 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12846 (void_list_node): New macro.
12847 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12848 * config/i386/i386.c (ix86_init_builtins): Likewise.
12849 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12851 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12853 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12854 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12856 * tradcpp.c: Include mkdeps.h.
12857 (deps, print_deps_phony_targets, deps_append, output_deps,
12858 init_dependency_output, output_deps): New.
12859 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12860 deps_output): Delete.
12861 (print_deps_missing_files): Rename deps_missing_files.
12862 (inhibit_output): Make global.
12863 (main): Delete inhibit_output, deps_stream, deps_target.
12864 Use mkdeps functionality in the same way as cpplib. Remove
12865 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12866 -M and -MM. Remove old handling of deps via deps_out, and
12867 old reading of environment variables.
12868 (get_filename): Update to use deps_add_dep.
12870 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12872 * output.h (make_function_rtl): Remove prototype.
12873 (make_decl_rtl): Likewise.
12874 * varasm.c (make_function_rtl): Remove.
12875 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12876 than from a third parameter.
12877 * tree.h (make_decl_rtl): Remove last parameter.
12878 * c-decl.c (builtin_function): Remove last argument in call to
12879 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12880 (start_function): Likewise.
12881 * except.c (call_get_eh_context): Likewise.
12882 * expr.c (emit_block_move): Likewise.
12883 (clear_storage): Likewise.
12884 * profile.c (output_func_start_profiler): Likewise.
12885 * toplev.c (rest_of_decl_compilation): Likewise.
12886 * objc/objc-act.c (create_builtin_decl): Likewise.
12887 (synth_module_prologue): Likewise.
12888 (generate_static_reference): Likewise.
12889 (build_selector_reference_decl): Likewise.
12890 (build_class_reference_decl): Likewise.
12891 (build_objc_string_decl): Likewise.
12892 (build_protocol_reference): Likewise.
12894 2001-01-10 Richard Henderson <rth@redhat.com>
12896 * hwint.h: Revert yesterday's change.
12898 2001-01-10 Nick Clifton <nickc@redhat.com>
12900 * function.h (save_machine_status): Delete.
12901 (restore_machine_status): Delete.
12902 Amend comment describing {init|mark|free}_machine_status.
12904 * function.c (save_machine_status): Delete.
12905 (restore_machine_status): Delete.
12906 Amend comment describing {init|mark|free}_machine_status.
12907 (push_function_context_to): Remove invocation of
12908 save_machine_status.
12909 (pop_function_context_from): Remove invocation of
12910 restore_machine_status.
12912 * emit-rtl.c (init_emit_once): Amend comment describing
12913 {init|mark|free}_machine_status.
12915 * tm.texi (Per-Function Data): New node. Describe the
12916 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12919 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12921 * cppinit.c (OPT_g): Remove.
12922 (cpp_handle_option): Update for removed -g3.
12923 (print_help): Update.
12924 * cpplib.h (struct cpp_options): Remove debug_output.
12925 * cppmain.c (setup_callbacks, cb_define): Update.
12926 * gcc.c (cpp_options): Translate -g3 to -dD.
12928 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12930 * config/i960/i960.md: Change modifier to + on the zero_extract
12931 pattern after the (rotate -2 reg) canonicalization pattern.
12933 2001-01-10 Richard Henderson <rth@redhat.com>
12935 * config/alpha/alpha.c (alpha_free_machine_status): New.
12936 (override_options): Install it.
12937 (alpha_mark_machine_status): Verify machine non-null.
12938 * config/i386/i386.c (ix86_free_machine_status): New.
12939 (override_options): Install it.
12940 (ix86_init_machine_status): Use xcalloc.
12941 (ix86_mark_machine_status): Verify machine non-null.
12942 * config/ia64/ia64.c (ia64_free_machine_status): New.
12943 (ia64_override_options): Install it.
12944 (ia64_mark_machine_status): Verify machine non-null.
12946 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12948 * function.c (instantiate_virtual_regs): Instantiate virtual
12949 registers found in CALL_INSN_FUNCTION_USAGE.
12951 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12953 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12954 equivalent to -ansi in disabling -Di386.
12956 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12958 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12960 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12962 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12964 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12966 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12968 * invoke.texi: Document that -fcond-mismatch isn't supported for
12971 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12973 * gcc.texi: Define macro gcctabopt.
12974 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12975 @command, @env and @option in some places where appropriate. Use
12976 @gcctabopt where appropriate. Put URLs and email addresses inside
12979 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12981 * gcc.c (cpp_options): Set MD file name from output
12982 filename, if specified.
12983 (suffix_subst): New static variable.
12984 (do_spec): Clear it.
12985 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12987 (give_switch): Handle suffix_subst.
12989 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12991 * invoke.texi: Fix another typo.
12993 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12995 * invoke.texi: Fix typo.
12997 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12999 * c-lang.c (lang_hooks): Update.
13000 (lang_decode_option): Remove.
13001 (lang_init_options): Rename c_init_options.
13002 * toplev.c (main): Use lang_hooks for lang_init_options
13003 and lang_decode_option.
13004 * toplev.h (lang_hooks): Add 2 new hooks.
13005 * tree.h: Remove lang_init_options and lang_decode_option.
13006 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
13007 * cp/decl2.c: Similarly.
13008 * cp/lex.c (lang_init_options): Rename cxx_init_options.
13009 (lang_hooks): Update.
13010 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
13012 (lang_init_options): Rename ffe_init_options.
13013 (lang_hooks): Update.
13014 (lang_decode_option): Remove.
13015 * java/lang.c (lang_init_options): Rename java_init_options.
13016 (lang_decode_option): Rename java_decode_option.
13017 (lang_hooks): Update.
13018 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
13019 (lang_decode_option): Rename objc_decode_option.
13020 (lang_hooks): Update.
13022 2001-01-09 Nick Clifton <nickc@redhat.com>
13024 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
13025 (d30v_return_addr_rtx): Delete.
13026 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
13027 cfun->machine structure.
13028 (struct machine_function): Move to d30v.h
13029 (d30v_save_machine_status): Delete.
13030 (d30v_restore_machine_status): Delete.
13031 (d30v_init_machine_status): New Function.
13032 (d30v_mark_machine_status): New Function.
13033 (d30v_free_machine_status): New Function.
13034 (d30v_init_expanders): Use new functions.
13035 (d30v_return_addr): Use ra_rtx field in cfun->machine.
13036 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
13037 d30v_return_addr_rtx.
13039 * config/d30v/d30v.h (struct_machine): Move here.
13040 Add eh_epilogue_sp_ofs field.
13042 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
13043 field in cfun->machine structure.
13045 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
13047 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
13048 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
13049 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
13051 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
13053 * objc/lang-options.h: Remove bogus reference to
13056 2001-01-09 Kazu Hirata <kazu@hxi.com>
13058 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
13061 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
13063 * reload.c (find_reloads_address): Check for eliminable registers
13064 when substituting a constant expression for a pseudo.
13066 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
13068 * c-common.c (enum format_type): Add format_type_error.
13069 (decode_format_type): New function.
13070 (decl_attributes): Use it.
13071 (format_kind_info): Adjust comment.
13073 2001-01-09 David O'Brien <obrien@BSDi.com>
13075 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
13076 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
13078 * config/i386/gnu.h: Don't include required platform specific .h files,
13079 tm.h will do it instead.
13080 * config/i386/i386elf.h: Likewise.
13081 * config/i386/linux.h: Likewise.
13082 * config/i386/moss.h: Likewise.
13083 * config/mips/gnu.h: Likewise.
13085 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13087 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
13088 (rs6000-ibm-aix3.[01]*): Likewise.
13089 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
13090 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
13091 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
13092 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
13093 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
13094 (powerpc-*-eabiaix*): Likewise.
13095 (powerpc-*-eabisim*): Likewise.
13096 (powerpc-*-elf*): Likewise.
13097 (powerpc-*-eabi*): Likewise.
13098 (powerpc-*-rtems*): Likewise.
13099 (powerpc-*-linux*libc1): Likewise.
13100 (powerpc-*-linux*): Likewise.
13101 (powerpc-wrs-vxworks*): Likewise.
13102 (powerpcle-wrs-vxworks*): Likewise.
13103 (powerpcle-*-sysv*): Likewise.
13104 (powerpcle-*-elf*): Likewise.
13105 (powerpcle-*-eabisim*): Likewise.
13106 (powerpcle-*-eabi*): Likewise.
13107 (powerpcle-*-solaris2*): Likewise.
13108 * config/rs6000/aix31.h: Delete includes.
13109 * config/rs6000/aix3newas.h: Likewise.
13110 * config/rs6000/aix41.h: Likewise.
13111 * config/rs6000/aix43.h: Likewise.
13112 * config/rs6000/beos.h: Likewise.
13113 * config/rs6000/rtems.h: Likewise.
13114 * config/rs6000/sysv4.h: Likewise.
13116 2001-01-09 Kazu Hirata <kazu@hxi.com>
13118 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
13119 Change an argument mode of machine_mode to shift_mode of
13120 shift_mode. Remove an extra error check.
13121 (emit_a_shift): Adopt to the new calling prototype of
13123 (function_prologue): Fix code for a monitor
13124 function. Support H8/S.
13125 (function_epilogue): Do not output pop for a monitor function.
13127 2001-01-09 Nick Clifton <nickc@redhat.com>
13129 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
13130 (setup_incoming_varargs): Use sysv_varargs_p field of the
13131 cfun->machine structure.
13132 (struct machine_function): Move to rs6000.h
13133 (rs6000_save_machine_status): Delete.
13134 (rs6000_restore_machine_status): Delete.
13135 (rs6000_init_machine_status): New Function.
13136 (rs6000_free_machine_status): New Function.
13137 (rs6000_init_expanders): Use new functions.
13139 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
13141 (struct machine_function): Move here.
13143 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
13144 sysv_varargs_p field of the cfun->machine structure.
13146 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
13148 (rs6000_restore_machine_status): Remove prototype.
13150 2001-01-09 Richard Henderson <rth@redhat.com>
13152 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
13153 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
13154 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
13155 (sched_analyze_2, sched_analyze_insn): Likewise.
13156 (sched_analyze, init_deps): Likewise.
13157 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
13158 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
13159 (compute_block_backward_dependences): Update propagate_deps call.
13161 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
13163 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
13165 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13167 * cppinit.c (OPT_MD, OPT_MMD): Restore.
13168 (cpp_handle_option): Handle them.
13169 (cpp_post_options): Ensure one of -M or -MM is specified with
13170 any other -M? option.
13171 (init_dependency_output): Suppress output with -MG.
13173 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13175 * cpp.texi: Update.
13176 * invoke.texi: Update.
13178 2001-01-09 Bernd Schmidt <bernds@redhat.com>
13180 * sh.md (reload_outsf): Generate recognizable patterns for
13183 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13185 * c-lang.c (lang_hooks): Update.
13186 (lang_init): Rename c_init.
13187 (lang_finish): Remove.
13188 * toplev.c (compile_file): Use lang_hooks for lang_init ()
13189 and lang_finish ().
13190 * toplev.h (lang_hooks): Add init () and finish ().
13191 * tree.h (lang_init, lang_finish): Remove.
13192 * cp/tree.h (lang_init, lang_finish): Remove.
13193 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
13194 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
13196 (lang_init, lang_finish): Remove.
13197 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
13198 (lang_hooks): Update.
13199 * java/lang.c (lang_init): Rename java_init.
13200 (lang_finish): Remove.
13201 (lang_hooks): Update.
13202 * objc/objc-act.c (lang_init): Rename objc_init.
13203 (lang_finish): Remove.
13204 (lang_hoooks): Update.
13206 20001-01-09 Graham Stott <grahams@redhat.com>
13208 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
13209 after `ptr` is initialised.
13211 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13213 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
13214 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
13215 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
13216 stack adjusts, instead of r3.
13218 2001-01-09 Michael Hayes <mhayes@redhat.com>
13220 * flow.c (flow_loop_scan): Break out of ...
13221 (flow_loops_find) ... here.
13222 * basic-block.h (flow_loop_scan): New.
13223 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
13224 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
13226 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13228 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
13230 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
13231 realloc()ing macro_buffer.
13233 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
13234 if it's wider than long and the target's long is wider than the
13237 2001-01-09 Mark Mitchell <mark@codesourcery.com>
13239 Remove support for using UWIN as a host machine.
13240 * configure.in: Issue an error message.
13241 * configure: Regenerated.
13242 * config.gcc: Remove xm_* UWIN configury.
13243 * config/i386/xm-uwin.h: Remove.
13245 2001-01-08 Nick Clifton <nickc@redhat.com>
13247 * config/v850/v850.c (ra_rtx): Delete.
13248 (v850_save_machine_status): Delete.
13249 (v850_restore_machine_status): Delete.
13250 (v850_init_machine_status): New function.
13251 (v850_mark_machine_status): New function.
13252 (v850_free_machine_status): New function.
13253 (v850_return_addr): Use ra_rtx field in machine structure.
13254 (v850_init_expanders): Use new functions.
13256 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
13257 * config/v850/v850.c: Change arguments to v850_output+* functions
13258 to take a const char *, to avoid compile time warning.
13259 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
13260 (USER_LABEL_PREFIX): Redefine.
13262 2000-01-08 Jim Wilson <wilson@redhat.com>
13264 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
13265 1 to unsigned HOST_WIDE_INT before left shift.
13267 2001-01-08 Nick Clifton <nickc@redhat.com>
13269 * config/arm/arm.c (arm_mark_machine_status): Check to see if
13270 the machine structure has been allocated.
13271 (arm_free_machine_status): New function: Free the machine
13272 specific function structure.
13274 2001-01-08 Richard Henderson <rth@redhat.com>
13276 * jump.c (simplejump_p): Revert last change.
13278 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
13280 * cppinit.c (init): Rename init_library.
13281 (cpp_create_reader): Update.
13282 * gcc.c (cpp_options): If -o given, use it as the target of
13285 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13287 * arm.c (arm_arch5e): New variable.
13288 (all_cores): XScale is a 5TE device.
13289 (arm_override_options): Set arm_arch5e.
13290 (arm_init_builtins): __builtin_prefetch is in arch5e.
13291 * arm.h (arm_arch5e): Declare it.
13293 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
13295 * arm.md (define_constants): Add defines for UNSPEC and
13296 UNSPEC_VOLATILE insns. Update all users.
13297 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
13298 * arm.c (multi_register_push, note_invalid_constants)
13299 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
13300 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
13301 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
13303 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
13305 * jump.c (jump_optimize_1): Use reversed_comparison_code
13306 instead of can_reverse_comparison_p.
13307 (jump_back_p): Likewise.
13308 (invert_exp_1): Likewise.
13309 (thread_jumps): Likewise.
13310 * simplify-rtx.c (simplify_unary_operation): Likewise.
13311 (simplify_ternary_operation): Likewise.
13312 * cse.c (find_comparison_args): Convert to use
13313 can_reverse_comparison_p.
13314 (record_jump_equiv): Likewise.
13316 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13318 * arm.h (HARD_REGNO_RENAME_OK): Delete.
13319 (EPILOGUE_USES): Define.
13320 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
13321 automatically stack the LR if it isn't live.
13323 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
13325 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
13328 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
13330 * ggc-page.c (max_alignment): New structure.
13331 (MAX_ALIGNMENT): New macro.
13332 (init_ggc): Use it to round up the sizes in the
13333 extra_order_size_table.
13335 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13337 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
13340 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13342 * builtins.def (BUILT_IN_FPRINTF): New entry.
13344 * c-common.c (c_expand_builtin_fprintf): New function.
13345 (init_function_format_info): Handle __builtin_fprintf.
13346 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
13347 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
13349 * c-decl.c (duplicate_decls): Adjust comment.
13351 * extend.texi (fprintf): Document new builtin.
13353 2001-01-07 Richard Henderson <rth@redhat.com>
13355 * jump.c (simplejump_p): Recognize any single_set jump
13356 of the proper form.
13358 2001-01-07 Richard Henderson <rth@redhat.com>
13360 * configure.in (slibdir): Accept an --with-slibdir option.
13361 Use "test" not "[" in configure. Default to $(libdir).
13363 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
13365 * config/t-aix43 (SHLIB_INSTALL): Likewise.
13366 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
13367 (SHLIB_LINK): Create links for the soname.
13368 * config/mips/t-iris6: Likewise.
13369 * config/sparc/t-slibgcc: Likewise.
13370 * config/sparc/t-slibgcc-sld: Likewise.
13372 2001-01-07 Jakub Jelinek <jakub@redhat.com>
13374 * config/i386/i386.c (constant_call_address_operand): Accept
13375 (const (plus (symbol_ref) (const_int))).
13376 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
13377 constant_call_address_operand.
13379 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13381 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
13382 and LONG_LONG_TYPE_SIZE > 32.
13384 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13386 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
13387 the previous change.
13389 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
13391 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
13393 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
13394 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
13395 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
13398 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13400 * fix-header.c (read_scan_file): s/pfile/scan_in/.
13402 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13404 * c-lang.c (c_post_options): Call cpp_post_options.
13405 * objc/objc-act.c (objc_post_options): Similarly.
13406 * cppmain.c (main): Similarly.
13407 * fix-header.c (read_scan_file): Similarly.
13408 * cppinit.c (cpp_start_read): Move option consistency checks
13409 to cpp_post_options. Don't call init_dependency_output.
13410 If needed, add default target and main file dependency.
13411 (OPT_MD, OPT_MMD): Remove.
13413 (cpp_handle_option): Update for OPT_* changes.
13414 (cpp_post_options): New.
13415 (init_dependency_output): Command line -MF overrides environment
13416 variables. Don't set default target etc. Suppress output
13417 if dependencies are going to stdout.
13418 (print_help): Update.
13419 * cpplib.h (cpp_post_options): New.
13420 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
13422 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
13424 * jump.c (comparison_dominates_p): Support unordered compares.
13426 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
13428 * simplify-rtx.c (simplify_relational_operation): Always simplify
13429 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
13432 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
13434 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
13435 (nonzero_bits): Likewise.
13436 (simplify_comparison): Likewise.
13437 (num_sign_bit_copies): Likewise; return more sane value depending
13438 on STORE_FLAG_VALUE.
13439 (known_cond): Do not assume EQ to be always true for equivalent
13442 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
13444 * cse.c (fold_rtx): Handle unordered comparisons.
13446 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
13448 * rtlanal.c (set_of_1): New static function.
13449 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
13450 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
13451 reg_set_last_last_regno): Remove.
13452 (set_of): New global function.
13453 (set_of_data): New structure.
13454 (reg_set_p, reg_set_last): Revamp for set_of.
13455 * rtl.h (set_of): New.
13457 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13459 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
13460 * extend.texi: Document _Exit builtin.
13462 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13464 * (initialize, initialize_builtins,
13465 initialize_dependency_output, initialize_standard_includes):
13466 Rename s/initialize/init. Update.
13467 (init_dependency_output): Move to after
13468 cpp_handle_options, the correct location temporally at least.
13469 (opt_comp): Move next to init (), its caller. Fix prototype.
13470 (init): Make "initialized" local scope.
13471 (cpp_create_reader): Always call init ().
13472 (cpp_start_read): Update.
13473 (output_deps): New function, broken out of cpp_finish.
13474 (cpp_finish): Break out output_deps.
13476 2001-01-07 Richard Henderson <rth@redhat.com>
13478 * collect2.c (COFF specific stuff): Revert 12-06 patch
13479 to prototype system functions.
13481 2001-01-07 Michael Hayes <mhayes@redhat.com>
13483 * hard-reg-set.h: Add multiple include guard.
13484 * basic-block.h (struct loop): Add `sink' field.
13485 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
13486 (emit_iv_add_mult): Delete.
13487 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
13488 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
13489 (unroll_loop): Remove end_insert_before argument.
13490 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
13491 (maybe_eliminate_biv_1): Likewise.
13492 (emit_iv_add_mult): Delete.
13493 (gen_add_mult, loop_regs_update): New.
13494 (loop_insn_emit_after, loop_insn_emit_before): New.
13495 (loop_insn_sink, loop_insn_sink_or_swim): New.
13496 (emit_iv_add_mult): Delete.
13497 (scan_loop): Set loop->sink.
13498 (loop_givs_reduce): Use loop_insn_sink and its ilk.
13499 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
13500 (maybe_eliminate_biv_1): Likewise.
13501 (maybe_eliminate_biv_1): Add basic block argument.
13502 * unroll.c (unroll_loop): Remove end_insert_before argument.
13503 (find_splittable_regs): Likewise.
13504 (find_splittable_regs): Use loop_insn_sink and its ilk.
13505 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
13507 2001-01-07 Michael Hayes <mhayes@redhat.com>
13509 * loop.h (loop_insn_hoist): New prototype.
13510 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
13511 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
13512 (check_dbra_loop, load_mems): Likewise.
13513 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
13514 (find_splittable_givs): Likewise.
13516 2001-01-07 Michael Hayes <mhayes@redhat.com>
13518 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
13520 2001-01-07 Richard Henderson <rth@redhat.com>
13522 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
13524 2001-01-07 Richard Henderson <rth@redhat.com>
13526 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
13527 NO_SHARED_LIBGCC_MULTILIB as required for the target.
13528 * gcc.c (init_spec): Massage the existing libgcc_spec into a
13529 variant that handles a shared libgcc.
13530 (process_command): Always validate -{static,shared}-libgcc.
13531 (do_spec_1): New 'M' case.
13532 * invoke.text (Link Options): Document -{static,shared}-libgcc.
13534 2001-01-07 Richard Henderson <rth@redhat.com>
13536 * Makefile.in (slibdir): New variable.
13537 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
13538 (installdirs): Create slibdir.
13539 (install-libgcc, install-multilib): Defer to libgcc.mk.
13540 * configure.in (slibdir): Substitute.
13541 * mklibgcc.in (install): New target.
13543 * config/t-linux (SHLIB_LINK): Create links for the soname.
13544 (SHLIB_INSTALL): New.
13545 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
13546 * config/mips/t-iris6 (SHLIB_INSTALL): New.
13547 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
13548 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
13549 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
13551 2001-01-07 Richard Henderson <rth@redhat.com>
13553 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
13554 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
13555 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
13557 2001-01-07 Michael Hayes <mhayes@redhat.com>
13559 * loop.c (count_loop_regs_set): Delete.
13560 (load_mems_and_recount_loop_regs_set): Delete.
13561 (loop_regs_scan): Merge common code from count_loop_regs_set,
13562 scan_loop, and load_mems_and_recount_loop_regs_set.
13563 (scan_loop): Call load_mems directly and loop_regs_scan
13564 again if new registers created.
13566 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13568 * toplev.c (main): Call the front-end specific post_options
13569 hook if one is given.
13570 * toplev.h (struct_lang_hooks, lang_hooks): New.
13571 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
13572 for the C front end.
13573 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
13574 lang_hooks for the C++ front end.
13575 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
13576 lang_hooks for the ObjC front end.
13577 * f/com.c (lang_hooks): Hooks for the Fortran front end.
13578 * java/lang.c (lang_hooks): Hooks for the Java front end.
13580 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13582 * c-lex.c (init_c_lex): Request #define / #undef callbacks
13583 for verbose DWARF[2] debugging.
13584 (cb_define, cb_undef): The new callbacks.
13585 * toplev.h (debug_define, debug_undef): Make const correct.
13586 * toplev.c (debug_define, debug_undef): Similarly. Do not
13587 perform the verbosity tests here anymore.
13589 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
13591 * reload.c (subst_reloads): Take INSN argument. When
13592 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
13593 * reload.h (subst_reloads): Adjust prototype.
13594 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
13595 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
13596 present in JUMP_INSNs and copy them to JUMP_LABEL.
13597 * flow.c (find_label_refs, find_basic_blocks_1): Skip
13598 JUMP_INSNs and insns with REG_LABELs that are followed by
13599 JUMP_INSNs with the same REG_LABEL.
13600 * sched-rgn.c (is_cfg_nonregular): Likewise.
13601 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
13603 * unroll.c (unroll_loop): Look for REG_LABEL notes in
13605 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
13607 2001-01-06 Richard Henderson <rth@redhat.com>
13609 * loop.c (scan_loop): Use xcalloc for the regs array.
13610 (load_mems_and_recount_loop_regs_set): Zero the new memory
13611 received from xrealloc.
13613 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13615 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13617 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13619 * integrate.c (copy_rtx_and_substitute): When copying
13620 an ignored return value, strip REG_FUNCTION_VALUE_P.
13622 2001-01-06 Michael Hayes <mhayes@redhat.com>
13624 * loop.c (debug_biv, debug_giv): New.
13625 (loop_biv_dump): Break out from ...
13626 (record_biv): ... here.
13627 (loop_giv_dump): Break out from ...
13628 (record_giv): ... here.
13629 (loop_bivs_check): Use print_simple_rtl.
13630 * unroll.c (loop_iterations): Use print_simple_rtl.
13632 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13634 * pa.md (return, return_internal): Modify patterns to prevent regrename
13635 mucking with the return pointer.
13637 2001-01-05 Richard Henderson <rth@redhat.com>
13639 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13641 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13643 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13644 version supplied by Matteo Frigo.
13646 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13648 * cpp.texi: Update for -MQ.
13649 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13650 (cpp_cleanup): Always free pfile->deps.
13651 (initialize_dependency_output): Don't create pfile->deps.
13652 (cpp_handle_option): Similarly.
13654 * gcc.c (cpp_options): Handle -MQ.
13655 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13656 * mkdeps.c (base_name): Remove.
13657 (deps_init): Don't allocate vector space until it's needed.
13658 (deps_free): Only free vectors if allocated.
13659 (deps_add_target, deps_add_dep): Update for initial allocation.
13660 (deps_add_default_target): Don't strip to the base_name.
13662 2001-01-05 DJ Delorie <dj@redhat.com>
13664 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13665 (INIT_EXPANDERS): Define.
13667 * config/v850/v850.c (struct machine_function): Define.
13668 (v850_save_machine_status): New function.
13669 (v850_restore_machine_status): New function.
13670 (v850_return_addr): New function.
13671 (v850_init_expanders): New function.
13673 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13674 and v850_init_expanders.
13676 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13678 * cpplib.h (struct cpp_reader): Add help_only field.
13679 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13680 (cpp_handle_option): Set pfile->help_only if we see -h,
13681 --help, -target-help, or --version. Print version string but
13682 do not set help_only if we see -v or -version. Make text
13683 printed by -v match that printed by (-)-version.
13685 * cppmain.c (main): Exit after option parsing if
13686 pfile->help_only is true.
13688 * toplev.c (independent_decode_option): Call print_version,
13689 then exit, if we see --version (but not -version).
13690 (print_version): Split lengthy message into two lines.
13692 2001-01-05 Nick Clifton <nickc@redhat.com>
13694 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13695 temporary string for initialisation before calling ggc_alloc_string.
13697 2001-01-06 Michael Hayes <mhayes@redhat.com>
13699 * rtl.h (print_simple_rtl): New.
13700 * print-rtl.c (print_simple_rtl): New.
13701 (flag_simple): New.
13702 (print_rtx): Disable printing of flags and modes, etc.,
13703 if `flag_simple` nonzero.
13705 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13707 * function.c (fixup_var_refs): Use push_to_full_sequence where
13710 2001-01-05 Michael Meissner <meissner@redhat.com>
13712 * flags.h (flag_reorder_blocks): Add declaration.
13713 (flag_rename_block): Ditto.
13715 2001-01-05 DJ Delorie <dj@redhat.com>
13717 * function.c (reorder_blocks): Make sure the flags are all reset
13718 before using them to mark blocks, else a second invocation will
13719 corrupt the block chain.
13720 (reorder_blocks_0): New, resets the flags.
13722 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13724 * cse.c (find_comparison_args): Stop if the argument is known to
13727 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13729 * config/sh/sh.md (movdf): When splitting load into pair of
13730 registers, don't clobber the register used in the address too
13733 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13735 * varasm.c (mark_constant_pool): Improve initial comments.
13736 (mark_constants): Move marking of constants to mark_constant.
13737 (mark_constant): New function to recursively mark all constants
13738 referred to by a constant.
13740 2001-01-05 Catherine Moore <clm@redhat.com>
13742 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13744 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13746 * cp/lang-options.h: Bring comment in line with reality.
13747 * f/lang-options.h: Likewise.
13748 * java/lang-options.h: Likewise.
13749 * objc/lang-options.h: Likewise.
13750 * ch/lang-options.h: Likewise.
13751 * f/g77.texi: And update the manual.
13753 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13754 Denis Chertykov <denisc@overta.ru>
13756 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13757 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13758 * config/avr/avr.md (all peepholes that request a scratch register):
13759 Call it, FAIL the peephole if not safe (in interrupt functions).
13761 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13763 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13765 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13767 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13769 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13770 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13771 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13772 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13773 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13775 * extend.texi: Document these builtins.
13777 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13779 * c-common.c (lang_get_alias_set): Say we know nothing of
13780 VECTOR_TYPE aliasing.
13782 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13784 2001-01-05 Bruce Korb <bkorb@gnu.org>
13786 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13787 their x* equivalent versions for atexit-less systems
13788 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13789 systems (or any other system any more).
13791 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13793 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13794 output operands. Use arm_hard_register_operand for operand 4.
13795 (stmsi_postinc): Similarly.
13796 (ldmsi): Use arm_hard_register_operand for opernand 2.
13797 (stmsi): Similarly.
13798 * arm.c (arm_hard_register_operand): New function.
13799 * arm-protos.h (arm_hard_register_operand): Prototype it.
13801 * arm.h (HARD_REGNO_RENAME_OK): Define.
13803 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13805 * simplify-rtx.c (cfc_args): add "unordered" field.
13806 (check_fold_consts): Set unordered field.
13807 (simplify_relational_operation): Simplify the unordered
13810 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13813 * emit-rtl.c (try_split): Fix code to mark labels.
13814 * jump.c (mark_jump_label): Make global.
13815 * rtl.h (mark_jump_label): Declare.
13817 * predict.c (estimate_probability): Handle unordred comparisons.
13819 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13821 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13822 * cppinit.c (initialize_dependency_output): Update.
13823 (cpp_finish): Output dummy targets for -MP.
13825 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13826 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13827 * gcc.c (cpp_options): Update to handle -MP.
13828 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13829 to quote only the default target.
13830 (deps_phony_targets): Insert a preceding newline. Rename from
13831 deps_dummy_targets for consistency.
13834 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13836 * calls.c (emit_library_call_value_1): Support
13837 INIT_CUMULATIVE_LIBCALL_ARGS.
13838 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13840 2001-01-04 Richard Henderson <rth@redhat.com>
13842 * c-decl.c (finish_struct): Detect flexible array members
13843 used in an inappropriate context.
13844 * c-typeck.c (really_start_incremental_init): Special case
13845 constructor_max_index for zero length arrays.
13846 (pop_init_level): Allow initialization of flexible array
13847 members. Deprecate initialization of zero length arrays.
13848 Don't issue missing initializer warning for flexible array
13849 members or zero length arrays.
13850 (process_init_element): Don't dereference null DECL_SIZE.
13851 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13852 Don't abort for empty constructors. Use size_binop
13853 (output_constructor): Add commentary regarding zero length
13854 array futures. Abort if we try to initialize an array of
13855 unspecified length with a non-empty constructor in the middle
13858 * extend.texi (Zero Length): Update and clarify documentation
13859 on static initialization.
13861 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13863 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13864 with more than 32767 words of local storage.
13866 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13868 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13869 for 'abs', 'labs', and 'fabs'.
13870 (c4x_expand_builtin): Likewise.
13871 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13873 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13875 * config/sh/sh.md (prget, prset): New insn types.
13876 (return delay slot): Dont' allow prset.
13877 (call, sfunc delay slot): Don't allow prget.
13878 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13879 for prset and prget.
13881 2001-01-05 Michael Hayes <mhayes@redhat.com>
13883 * loop.h (struct loop_reg): New.
13884 (struct loop_regs): Change to use array of `struct loop_reg'.
13885 * loop.c: Replace assortment of varrays with single regs array.
13886 (count_one_set): Delete may_not_move array argument
13887 and use regs array instead. All caller's changed.
13888 (count_loop_regs_set): Delete may_not_move and single_usage
13889 arguments and use regs array instead. All caller's changed.
13890 (find_single_use_in_loop): Replace usage array argument with pointer
13891 to regs structure. All caller's changed.
13892 (loop_optimize): Delete `moved_once' array.
13894 2001-01-05 Michael Hayes <mhayes@redhat.com>
13896 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13897 Use it instead of loop_info->has_call for scanning loop mems.
13898 (check_dbra_loop): Replace loop_info->has_call test with
13899 loop_info->has_nonconst_call.
13901 2000-01-04 Matthew Hiller <hiller@redhat.com>
13903 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13906 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13908 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13909 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13911 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13913 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13914 (flag_short_double, flag_short_wchar): Define.
13915 (c_common_nodes_and_builtins): Create many tree nodes shared
13916 between C and C++ here instead of in cp/decl.c and ...
13917 * c-decl.c (init_decl_processing): ... here.
13918 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13919 (flag_short_double, flag_short_wchar): Don't define.
13920 (record_builtin_type): New function.
13921 (build_void_list_node): New function.
13922 * c-common.h (flag_short_double, flag_short_wchar,
13923 record_builtin_type, build_void_list_node): Declare.
13925 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13927 * integrate.c (expand_inline_function): Don't put a virtual
13928 register into the reg map.
13930 * function.c (fixup_var_refs_1): If force_operand didn't put
13931 the address into the target, move it there.
13933 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13935 Special-case tree_decl/tree_list allocations.
13936 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13937 (OBJECT_SIZE): New macro.
13938 (NUM_EXTRA_ORDER): Likewise.
13939 (extra_order_size_table): New variable.
13940 (NUM_ORDERS): New macro.
13941 (objects_per_page_table): New variable.
13942 (object_size_table): New variable.
13943 (G.pages): Use NUM_ORDERS to bound the array.
13944 (G.page_tails): Likewise.
13945 (DIV_ROUND_UP): Remove.
13946 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13947 (alloc_page): Use OBJECT_SIZE.
13948 (size_lookup): Don't make it const.
13949 (ggc_alloc): Use OBJECT_SIZE.
13950 (ggc_set_mark): Likewise.
13951 (ggc_get_size): Likewise.
13952 (init_ggc): Set up the object_size_table, objects_per_page_table,
13953 and adjust size_lookup.
13954 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13955 (ggc_pop_context): Use NUM_ORDERS.
13956 (clear_marks): Likewise.
13957 (sweep_pages): Likewise.
13958 (poison_pages): Likewise.
13959 (ggc_print_statistics): Use OBJECT_SIZE.
13961 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13963 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13964 Only call array_size_for_constructor if last field and array type
13965 with no upper bound.
13967 2001-01-04 Philip Blundell <philb@gnu.org>
13969 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13970 from bit 31 downwards, if this requires no more insns.
13971 (count_insns_for_constant): New helper function for above.
13973 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13975 * gencodes.c (output_predicate_decls): Remove empty initializer.
13977 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13979 * tree.c (copy_node): Remove documentation about obstacks.
13980 (buidl1): Check that nobody tries to build 2-argument nodes this
13983 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13985 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13988 * gencodes.c (output_predicate_decls): Fill empty initializer
13991 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13993 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13994 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13996 (do_include): Handle missing headers like cpp0.
13997 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13998 paths with first include pathname. Don't strcat to uninitialized
14001 2001-01-04 Bernd Schmidt <bernds@redhat.com>
14003 * regrename.c (regrename_optimize): Don't rename from frame pointer
14004 if frame_pointer_needed.
14005 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
14006 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
14007 (ia64_reorg): Use it instead of scheduling if ! optimize.
14008 (errata_emit_nops): Properly call asm_noperands.
14009 (ia64_sched_reorder): Finish cycle if we see an asm.
14010 (ia64_variable_issue): Clear scheduling state after asms.
14012 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
14014 * cpp.texi: Update for -MT.
14015 * cppinit.c (initialize_dependency_output): Add a default
14016 target if none has been given already.
14017 (no_tgt, OPT_MT): New.
14018 (cpp_handle_option): Handle -MT. Update -M etc.
14019 * cpplib.h (struct cpp_options): Remove deps_target.
14020 * gcc.c (cpp_options): Handle -MT.
14021 * mkdeps.c (struct deps): Move from mkdeps.h.
14022 (deps_calc_target): Rename deps_add_default_target. Add a
14023 default target if none has been specified already.
14024 * mkdeps.h (struct deps): Move to mkdeps.c.
14025 (deps_calc_target): Rename deps_add_default_target.
14027 2000-01-03 Richard Henderson <rth@redhat.com>
14029 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
14031 * c-typeck.c (push_init_level): Move checks for flexible array
14032 members and zero length arrays ...
14033 (pop_init_level): ... here. Silently discard empty initializations.
14035 * varasm.c (output_constructor): Update for sizeof change to
14036 zero-length arrays.
14038 * extend.texi (Zero Length): Clarify semantics.
14040 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14042 * configure.in (tm.h): Include isns-codes.h last.
14043 * configure: Rebuilt.
14045 2001-01-03 Richard Henderson <rth@redhat.com>
14047 * config/alpha/alpha.md (addvsi3, addvdi3): New.
14048 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
14050 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14052 * tradcpp.c (main): Make sure finclude() is called with a valid
14053 indepth value while handling -include.
14055 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14057 * gencodes.c (output_predicate_decls): New function.
14059 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
14060 even if it is not the first time machmode.h is #included.
14061 * config/sh/sh.c (fpul_operand): Declare MODE argument.
14062 * tm.texi (PREDICATE_CODES): Document predicate declarations.
14063 * gcc.texi (Copyright): Added 2001.
14065 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14067 * c-common.c (c_common_lang_init): New function. Warn if format
14068 warning options which only have effects when used with -Wformat
14069 are used without -Wformat.
14070 * c-common.h (c_common_lang_init): Declare.
14071 * c-lang.c (lang_init): Call c_common_lang_init.
14072 * objc/objc-act.c (lang_init): Call c_common_lang_init.
14074 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14076 * configure.in: Check for the mktemp command.
14077 * configure: Regenerate.
14078 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
14079 $TEMP. Create temporary files with mktemp, if available at
14080 configure time; otherwise use set -C. Remove temporary files
14083 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14085 * configure.in: Require at least texinfo 4.0. Check for whether
14086 Pod::Man is sufficiently recent to regenerate GCC manpages.
14087 * configure: Regenerate.
14088 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
14090 (GENERATED_MANPAGES): Define.
14091 (generated-manpages): New target. Depend on cpp.1 as well as
14093 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
14094 configure to generated-manpages or empty) rather than on the
14095 manpages directly. Remove execute permission from installed
14096 gcov.1 as well as cpp.1.
14097 * cpp.1, gcov.1: Regenerate.
14099 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14101 * builtins.c (expand_builtin_strncmp): Use host_integerp and
14102 tree_low_cst. Allow using cmpstrsi in more cases.
14104 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14106 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
14109 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
14111 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
14112 * Makefile.in (HOST_CFLAGS): Mention build-make.
14114 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14116 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
14119 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14121 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
14124 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
14127 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
14128 reg_base_value and reg_known_value arrays.
14129 (init_alias_analysis): Add more cases to detect known values.
14130 * sched-deps.c (deps_may_trap_p): New function.
14131 (sched_analyze_2): Use it.
14133 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14135 * combine.c (simplify_shift_const): Even if we're sign-extracting,
14136 don't discard an ASHIFTRT if we're shifting in a wider mode.
14138 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
14140 * toplev.c (rest_of_compilation): Don't print basic block information
14141 when CFG isn't up to date.
14143 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
14145 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
14146 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
14147 (UNALIGNED_SHORT_ASM_OP): Define.
14148 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
14150 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14152 * fold-const.c (fold_convert): Fix typo.
14154 2001-01-02 Richard Henderson <rth@redhat.com>
14156 * c-common.h (ASM_INPUT_P): New.
14157 * c-parse.in (asm): Set it when needed.
14158 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
14159 existance of an operand.
14161 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
14163 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
14164 (dwarf2out_frame_debug_expr): Likewise.
14165 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
14167 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
14169 * i386.c (ix86_split_to_parts): Return number of part required;
14171 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
14173 (ix86_split_long_move): Use number of part returned
14174 by ix86_split_to_parts
14175 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
14177 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
14178 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
14179 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
14180 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
14181 (ALIGN_MODE_128): Add TFmode.
14182 (IS_STACK_MODE): Likewise.
14183 (HARD_REGNO_NREGS): TFmode needs 3 registers.
14184 (HARD_REGNO_OK): Support TFmodes.
14185 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
14186 * i386.md (scheduler definitions): Use memory operand to determine
14187 fst/fld instructions; use mode attribute to determine real mode of
14189 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
14190 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
14192 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14194 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
14196 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14198 * expr.c (store_constructor_field): Update ALIGN before calling
14201 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14203 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
14206 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14208 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
14211 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14213 * c-decl.c (start_function): Don't warn on third parameter to main.
14215 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14217 * tsystem.h: Define HAVE_DECL_GETOPT.
14219 2001-01-02 Philip Blundell <pb@futuretv.com>
14221 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
14224 2001-01-02 Richard Henderson <rth@redhat.com>
14226 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
14228 2001-01-02 Andreas Jaeger <aj@suse.de>
14230 * c-decl.c (c_decode_option): Remove support of
14231 -Wmissing-noreturn.
14233 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
14234 (W_options): Add -Wmissing-noreturn here.
14236 * flow.c: Define lang_missing_noreturn_ok_p.
14237 (check_function_return_warnings): Use it.
14239 * c-common.h: Declare lang_missing_noreturn_ok_p.
14241 * c-lang.c (c_missing_noreturn_ok_p): New function.
14242 (lang_init): Set lang_missing_noreturn_ok_p.
14244 * invoke.texi (Warning Options): Document this.
14246 2000-12-27 Phil Edwards <pme@sources.redhat.com>
14248 * extend.texi (C++ Extensions): New node for C++ attributes;
14249 describe init_priority and com_interface.
14250 * invoke.texi: Remove -finit-priority as it now has zero effect.
14251 * install.texi: Fix xref syntax.
14252 * md.texi: Likewise.
14254 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14256 * config.gcc (sparc64-wrs-vxworks*): New case.
14257 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
14259 * config/sparc/sparc.c (sparc_override_options): Do support different
14260 pointer and architecture size.
14261 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
14262 (POINTERS_EXTEND_UNSIGNED): Define.
14263 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
14264 (FUNCTION_MODE): Define to be Pmode.
14265 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
14267 * function.c (expand_function_end): Properly handle DECL_RESULT
14268 and copy when ptr_mode != Pmode.
14269 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
14271 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14273 * c-common.c (c_common_nodes_and_builtins): Set prototype
14274 parameters for __builtin_fputs, __builtin_fputc and
14275 __builtin_fwrite. Don't declare plain fputc as a builtin.
14277 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
14279 * loop.c (add_label_notes): Increment the label usage count when
14280 a note is added to an insn which refers to a CODE_LABEL.
14281 * gcse.c (add_label_notes): Likewise.
14283 2001-01-01 Andreas Jaeger <aj@suse.de>
14285 * loop.c (scan_loop): Use xmalloc to allocate movables.
14287 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14289 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
14290 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
14291 * reload1.c (REGISTER_MOVE_COST): Likewise.
14292 * regclass.c (REGISTER_MOVE_COST): Likewise.
14293 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
14294 dimension. Adjust all users.
14295 (init_reg_sets_1): Iterate on all modes.
14296 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
14297 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
14298 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
14299 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
14300 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
14301 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
14302 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
14303 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
14304 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
14305 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
14306 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
14307 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
14308 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
14309 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
14310 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
14311 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
14312 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
14313 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
14314 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
14315 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
14316 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
14317 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
14318 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
14319 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
14320 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
14321 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
14322 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
14324 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14326 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
14327 arg VARIES_P. Call it with extra arg.
14328 (true_dependence): Likewise.
14329 * rtl.h (rtx_addr_can_trap_p): Declare.
14330 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
14332 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
14333 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
14334 pic offset table register if it's zero. All callers changed.
14335 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
14337 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14339 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
14340 STRING_POOL_ADDRESS_P.
14342 * config/sparc/sparc.c (input_operand): Properly test for short op.
14344 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
14345 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
14346 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
14347 * config/sparc/elf.h: No longer include sol2.h.
14348 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
14349 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
14351 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
14353 2001-01-01 Michael Hayes <mhayes@redhat.com>
14355 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
14356 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
14357 (record_initial): Likewise.
14358 * unroll.c (copy_loop_body, loop_iterations): Likewise.
14359 (remap_split_bivs): Likewise.
14361 2001-01-01 Michael Hayes <mhayes@redhat.com>
14363 * loop.c (loop_ivs_free): New function.
14364 (strength_reduce): Break out from...
14366 2001-01-01 Michael Hayes <mhayes@redhat.com>
14368 * loop.h (struct iv): New.
14369 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
14370 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
14371 'reg_biv_class' fields with 'regs' and 'n_regs'.
14372 (struct ivs): Rename 'loop_iv_list' field to 'list'.
14373 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
14374 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
14376 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
14378 * resource.c (mark_referenced_resources): Abort() before
14379 attempting to mark a pseudo register.
14380 (mark_set_resources): Likewise.
14382 2001-01-01 Michael Hayes <mhayes@redhat.com>
14384 * loop.h (REG_IV_CLASS): New accessor macro.
14385 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
14386 * unroll.c (REG_IV_CLASS): Likewise.
14388 See ChangeLog.4 for earlier changes.