1 2001-06-28 Diego Novillo <dnovillo@redhat.com>
3 * flow.c (dump_bb): Remove unused third argument to call
4 to fprintf when displaying the basic block header.
6 2001-06-28 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7 Jeff Law <law@redhat.com>
9 * Makefile.in (OBJS): Add df.o
10 (df.o): Add dependencies.
11 * basic-block.h (flow_depth_first_order_compute): Declare.
12 * flow.c (flow_depth_first_order_compute): No longer declare.
14 * df.c, df.h: New files.
16 2001-06-28 Zack Weinberg <zackw@stanford.edu>
18 * config/i386/i386.md: Global update to use new string syntax
19 where it will improve readability. Warning fixes:
20 (*truncdfsf2_2): Abort if which_alternative is not 0 or 1.
21 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64,
22 *adddi_4_rex64, *adddi_5_rex64): Cast 1 to unsigned int.
24 * read-rtl.c: Syntactic sugar for C embedded in strings in
26 (read_string): Break inner loop into separate function. Takes
27 an int. Dispatch to read_quoted_string or read_braced_string
28 as appropriate. Automatically insert a leading star on braced
29 strings if STAR_IF_BRACED is true.
30 (read_quoted_string, read_braced_string): New functions.
31 * doc/rtl.texi, doc/md.texi: Document new syntax. Update
34 * rtl.c: Split RTL reader (read_rtx, read_skip_spaces,
35 traverse_md_constants, fatal_with_file_and_line,
36 fatal_expected_char, read_name, read_string, def_hash,
37 def_name_eq_p, read_constants, and related data) to its own
38 file. Weed out now-unnecessary #includes.
39 * read-rtl.c: New file.
40 * Makefile.in (HOST_RTL): Add read-rtl.o.
41 (read-rtl.o): New rule.
42 (rtl.o, $(HOST_PREFIX_1)rtl.o): Update dependencies.
43 * doc/gcc.texi (Passes): Talk briefly about the support
44 library used by genfoo.
45 * doc/rtl.texi (Reading RTL): read_rtx is not available in the
48 2001-06-28 Stan Shebs <shebs@apple.com>
50 * config/darwin.h (REGISTER_TARGET_PRAGMAS): Define.
51 * config/darwin-c.c: New file.
52 * config/darwin-protos.h: Declare new functions.
53 * config/rs6000/t-darwin (darwin-c.o): New rule.
54 * config.gcc (powerpc-*-darwin*): Define c_target_objs and
56 * doc/extend.texi (Pragmas): New section.
58 Thu Jun 28 20:13:11 CEST 2001 Jan Hubicka <jh@suse.cz>
60 * flow.c (try_merge_block): Rename to try_optimize_cfg;
61 do basic simplifications on the CFG.
62 (is_forwarder_block_p, can_fallthru, try_redirect_by_replacing_jump,
63 try_simplify_condjump): New.
64 (redirect_edge_and_branch): Try replace jump insn.
65 (flow_delete_insn): Handle deleting of ADDR_VEC insns.
67 * basic-block.h (FALLTHRU_EDGE, BRANCH_EDGE): New macros.
69 Thu Jun 28 11:19:42 2001 Jeffrey A Law (law@cygnus.com)
71 * ssa-dce.c (eliminate_dead_code): Properly handle control
72 dependencies implied by PHI nodes.
74 * ssa-dce.c (eliminate_dead_code): Remove fake edges from the
75 CFG after dead code elimination is complete.
77 2001-06-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
79 * gthr-posix.h [LIBOBJC]: Add weak definitions of
80 sched_get_priority_max, sched_get_priority_min.
82 2001-06-28 Gabriel Dos Reis <gdr@codesourcery.com>
84 * diagnostic.c (default_print_error_function): Tweak.
85 (report_error_function): Likewise.
86 * toplev.h (default_print_error_function): Move to...
87 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
88 * tree.h (print_error_function): Move to...
89 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
91 Thu Jun 28 06:16:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
93 * expr.c (expand_assignment): When have varying-length object,
95 (expand_expr, case ADDR_EXPR): Use SAVE_EXPR_RTL after putting
96 SAVE_EXPR stack in case we had a SUBREG.
98 Thu Jun 28 10:31:06 CEST 2001 Jan Hubicka <jh@suse.cz>
100 * i386.md (cmp?i): Simplify; refuse immediate operand
102 * i386.c (cmpsi_operand): Refuse constants.
104 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
106 * flow.c (block_label, redirect_edge_and_branch): Split out from ....
107 (split_edge) .... here;
109 2001-06-28 Neil Booth <neil@cat.daikokuya.demon.co.uk>
111 * i386/i386.c (ix86_valid_type_attribute_p): Give external
112 linkage, move declaration to...
113 * i386/i386-protos.h: ...here.
115 2001-06-27 H.J. Lu (hjl@gnu.org)
117 * build-make (CC): Removed.
118 (HOST_CC): Set to $(CC_FOR_BUILD).
119 (HOST_CFLAGS): Replace $(CFLAGS) with $(CFLAGS_FOR_BUILD).
120 Fix a typo in comments.
122 * configure.in: Set CFLAGS to $(CFLAGS_FOR_BUILD) when
123 generating auto-build.h for canadian cross compile. Set CC
124 to `"${CC_FOR_BUILD}"' instead of just `${CC_FOR_BUILD}'.
126 * configure: Regenerated.
128 2001-06-27 Jim Wilson <wilson@redhat.com>
130 * emit-rtl.c (gen_highpart): Call validize_mem.
132 2001-06-27 Bruce Korb <bkorb@gnu.org>
134 * fixinc/inclhack.def(hpux11_cpp_pow_inline): new, but real similar to
135 hpux10_cpp_pow_inline. Not similar enough.
136 (solaris_mutex_init): renamed. PTHREAD_*_INITIALIZER is a problem for
137 all Solaris versions. This fix patches MUTEX and COND initializers,
138 the RWLOCK one will wait for someone to complain. For now, anyway.
139 (uw7_byteorder_fix): It was looking for the byteorder.h file in the
142 2001-06-27 Stan Shebs <shebs@apple.com>
144 * objc/objc-act.c (handle_impent): Rewrite to be more portable
145 and to use ASM_DECLARE_CLASS_REFERENCE.
146 * config/darwin.h (ASM_DECLARE_CLASS_REFERENCE): Rename from
147 undocumented DECLARE_CLASS_REFERENCE, add file argument.
148 * doc/tm.texi (ASM_DECLARE_CLASS_REFERENCE): Document.
150 Wed Jun 27 18:01:09 2001 Jeffrey A Law (law@cygnus.com)
152 * simplify-rtx.c (simplify_rtx): Canonicalize commutative expressions
153 by putting complex operands first and constants second.
155 2001-06-27 Gabriel Dos Reis <gdr@codesourcery.com>
157 * diagnostic.h: Add documentation. Make macros polymorphic.
158 * diagnostic.c (ideal_line_wrap_cutoff): Remove
159 definition. Replace with diagnostic_line_cutoff.
160 (prefixing_policy): Remove. Replace with diagnostic_prefixing_rule.
162 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
164 * doc/c-tree.texi, doc/contrib.texi, doc/cpp.texi,
165 doc/cppinternals.texi, doc/extend.texi, doc/gcc.texi,
166 doc/gcov.texi, doc/install-old.texi, doc/install.texi,
167 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Replace
168 . at end of sentences preceded by a capital letter with @..
170 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
172 * doc/invoke.texi: Add description of max-gcse-passes param.
174 * gcse.c (gcse_main): Use MAX_GCSE_PASSES instead of MAX_PASSES.
175 (MAX_PASSES): Remove now unneeded macro.
177 * params.h (MAX_GCSE_PASSES): New macro, to get parameter value of
178 max-gcse-passes param.
180 * params.def (PARAM_MAX_GCSE_PASSES): New parameter, controlling
181 maximum number of GCSE passes to run. Defaults to 1 (which is what
182 MAX_PASSES in gcse.c used to be).
184 2001-06-27 Neil Booth <neil@cat.daikokuya.demon.co.uk>
186 * system.h (TARGET_ESC): Move to ...
187 * defaults.h (TARGET_ESC): ... here.
188 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
189 TARGET_VALID_TYPE_ATTRIBUTE): Default to a no-op handler.
190 * tree.c (default_valid_attribute_p): New.
191 (valid_machine_attribute): Handlers can not be NULL.
192 * tree.h (default_valid_attribute_p): New.
193 * doc/tm.texi: Document TARGET_ESC.
194 * cp/decl2.c (import_export_class): Update.
196 2001-06-26 Bruce Korb <bkorb@gnu.org>
198 * gcc/fixinc/fixincl.c(initialize): In very strict ANSI, you cannot
199 use preprocessing directives inside a string literal. Fixed.
201 2001-06-26 Jim Wilson <wilson@redhat.com>
203 * doc/tm.texi (MAX_LONG_DOUBLE_TYPE_SIZE, INTEL_EXTENDED_IEEE_FORMAT):
206 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
208 * doc/cpp.texi, doc/cppinternals.texi, doc/extend.texi,
209 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
210 doc/tm.texi: Use @: where necessary when a full stop does not end
213 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
215 * doc/gcc.texi, doc/install.texi, doc/invoke.texi: Remove trailing
218 2001-06-26 Joseph S. Myers <jsm28@cam.ac.uk>
220 * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi, doc/gcc.texi,
221 doc/install.texi, doc/invoke.texi, doc/objc.texi, doc/rtl.texi,
222 doc/tm.texi: Use two spaces after ends of sentences.
224 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
226 * toplev.c (display_help): Fix param thinko.
227 * Makefile.in: Fix params.h dependencies.
229 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
231 * toplev.c (decode_f_option): Adjust setting.
232 (toplev_main): Call diagnostic_initialize. Remove call to
233 reshape_diagnostic_buffer._
235 * diagnostic.h (struct output_buffer): Add new field format_decoder.
236 (diagnostic_format_decoder): New macro.
237 (diagnostic_prefixing_rule): Likewise.
238 (diagnostic_line_cutoff): Likewise.
239 (set_message_prefixing_rule): Remove.
241 * diagnostic.c (lang_printer): Remove.
242 (diagnostic_message_length_per_line): Likewise.
243 (current_prefixing_rule): Likewise.
244 (initialize_diagnostics): Rename to...
245 (diagnostic_initialize): ...this. Tweak.
246 (default_initialize_buffer): Remove.
247 (reshape_diagnostic_buffer): Likewise.
248 (init_output_buffer): Adjust prefixing rule setting.
249 (output_format): Use format_decoder from the output_buffer.
251 * c-lang.c (c_init): Adjust tree formatter setting.
253 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
255 * config/i386/sol2.h (CPP_SPEC): Pass -P for .S files.
257 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
259 * Makefile.in (TARGET_H, TARGET_DEF_H): New.
260 (c-decl.o, tree.o, c-typeck.o, $(out_object_file)): Update.
261 * c-decl.c (duplicate_decls): Use function pointer.
262 * c-typeck.c (common_type): Similarly.
263 * tree.c (valid_machine_attribute): Similarly.
264 (merge_machine_type_attributes): Rename merge_type_attributes.
265 (merge_machine_decl_attributes): Rename merge_decl_attributes.
266 (merge_dllimport_decl_attributes): New function.
267 * tree.h (merge_machine_type_attributes): Rename merge_type_attributes.
268 (merge_machine_decl_attributes): Rename merge_decl_attributes.
269 (merge_dllimport_decl_attributes): New prototype.
274 * doc/gcc.texi, doc/tm.texi: Update documentation.
276 cp: Make-lang.in: Update dependencies.
277 * spew.c: Include target.h.
278 (duplicate_decls): Call target function.
279 * decl2.c: include target.h
280 (import_export_class): Use existence of target function pointer.
281 * typeck.c: Include target.h.
282 (qualify_type_recursive): Rename variable. Call target function.
283 (type_after_usual_arithmetic_conversions): Similarly.
284 (common_type): Similarly.
286 config: * 1750a/1750a.c, a29k/29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
287 avr/avr.c, c4x/c4x.c, clipper/clipper.c, convex/convex.c,
288 d30v/d30v.c, dsp16xx/dsp16xx.c, elxsi/elxsi.c, fr30/fr30.c,
289 i370/i370.c, i386/i386.c, i860/i860.c, i960/i960.c, ia64/ia64.c,
290 m32r/m32r.c, m68hc11/m68hc11.c, m68k/m68k.c, m88k/m88k.c,
291 mips/mips.c, mn10200/mn10200.c, mn10300/mn10300.c, ns32k/ns32k.c,
292 pa/pa.c, pdp11/pdp11.c, pj/pj.c, romp/romp.c, rs6000/rs6000.c,
293 sh/sh.c, sparc/sparc.c, v850/v850.c, vax/vax.c, we32k/we32k.c)
294 : Include target.h and target-def.h. Define target.
296 * arc/arc-protos.h (arc_valid_machine_decl_attribute): Remove.
297 * arc/arc.c (arc_valid_machine_decl_attribute): Rename
298 arc_valid_decl_attribute, make static.
299 * arc/arc.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
300 * arm/arm-protos.h (arm_valid_machine_decl_attribute,
301 arm_valid_type_attribute_p, arm_pe_valid_machine_decl_attribute,
302 arm_pe_merge_machine_decl_attributes): Remove.
303 * arm/arm.c (arm_valid_machine_decl_attribute_p): Rename
304 arm_valid_decl_attribute_p, make static.
305 (arm_pe_valid_decl_attribute_p): Move from pe.c.
306 * arm/pe.c (arm_pe_valid_machine_decl_attribute_p): Move to arm.c.
307 (arm_pe_merge_machine_decl_attributes): Move to tree.c.
308 * arm/arm.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
309 * arm/coff.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
310 * arm/elf.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
311 * arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): New.
312 (VALID_MACHINE_TYPE_ATTRIBUTE, VALID_MACHINE_DECL_ATTRIBUTE): Remove.
313 * avr/avr-protos.h (valid_machine_type_attribute,
314 valid_machine_decl_attribute): Remove.
315 * avr/avr.c (valid_machine_type_attribute,
316 valid_machine_decl_attribute): Rename and make static.
317 * avr/avr.h (VALID_MACHINE_TYPE_ATTRIBUTE,
318 VALID_MACHINE_DECL_ATTRIBUTE): Remove.
319 * c4x/c4x-protos.h (c4x_valid_type_attribute_p): Remove.
320 * c4x/c4x.c (c4x_valid_type_attribute_p): Make static.
321 * c4x/c4x.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
322 * d30v/d30v.h: Remove obsolete comments.
323 * h8300/h8300-protos.h (h8300_valid_machine_decl_attribute): Remove.
324 * h8300/h8300.c (h8300_valid_machine_decl_attribute): Rename, make
326 * h8300/h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
327 * i386/cygwin.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
328 (i386_pe_merge_decl_attributes, MERGE_MACHINE_DECL_ATTRIBUTES,
329 i386_pe_valid_type_attributes_p): Remove.
330 * i386/i386-protos.h (ix86_valid_decl_attribute_p,
331 ix86_valid_type_attribute_p): Remove.
332 * i386/i386.c (ix86_valid_decl_attribute_p): Remove.
333 (ix86_valid_type_attribute_p): Make static.
334 * i386/i386.h (VALID_MACHINE_DECL_ATTRIBUTE,
335 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
336 * i386/winnt.c (i386_pe_merge_decl_attributes): Move to tree.c.
337 * ia64/ia64-protos.h (ia64_valid_type_attribute): Remove.
338 * ia64/ia64.c (ia64_valid_type_attribute): Make static.
339 * ia64/ia64.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
340 * m32r/m32r-protos.h (m32r_valid_machine_decl_attribute): Remove.
341 * m32r/m32r.c (m32r_valid_decl_attribute): Make static.
342 * m32r/m32r.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
343 * m68hc11/m68hc11-protos.h (m68hc11_valid_decl_attribute_p,
344 m68hc11_valid_type_attribute_p): Remove.
345 * m68hc11/m68hc11.c (m68hc11_valid_decl_attribute_p): Remove.
346 (m68hc11_valid_type_attribute_p): Make static.
347 * m68hc11/m68hc11.h (VALID_MACHINE_DECL_ATTRIBUTE,
348 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
349 * mcore/mcore-protos.h (mcore_valid_machine_decl_attribute,
350 mcore_merge_machine_decl_attribute): Remove.
351 * mcore/mcore.c (mcore_valid_machine_decl_attribute): Rename,
353 (mcore_merge_machine_decl_attributes): Move to tree.c.
354 * mcore/mcore.h (VALID_MACHINE_DECL_ATTRIBUTE,
355 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
356 (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
357 * ns32k/ns32k-protos.h (ns32k_valid_decl_attribute_p,
358 ns32k_valid_type_attribute_p): Remove.
359 * ns32k/ns32k.c (ns32k_valid_decl_attribute_p): Remove.
360 (ns32k_valid_type_attribute_p): Make static.
361 * ns32k/ns32k.h (VALID_MACHINE_DECL_ATTRIBUTE,
362 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
363 * rs6000/rs6000-protos.h (rs6000_valid_decl_attribute_p,
364 rs6000_valid_type_attribute_p): Remove.
365 * rs6000/rs6000.c (rs6000_valid_decl_attribute_p): Remove.
366 (rs6000_valid_type_attribute_p): Make static.
367 * rs6000/rs6000.h (VALID_MACHINE_DECL_ATTRIBUTE,
368 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
369 * sh/sh-protos.h (sh_valid_machine_decl_attribute): Remove.
370 * sh/sh.c (sh_valid_machine_decl_attribute): Rename, make static.
371 * sh/sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
372 * v850/v850-protos.h (v850_valid_machine_decl_attribute): Remove.
373 * v850/v850.c (v850_valid_machine_decl_attribute): Rename, make static.
374 * v850/v850.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
376 2001-06-26 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
378 * glimits.h (USHRT_MAX): Use unsigned suffix if int can not hold
381 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
383 * diagnostic.h (struct diagnostic_context): Add new field.
384 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
386 (global_dc): Declare.
387 * diagnostic.c (global_diagnostic_context): New variable.
388 (global_output_buffer): Remove.
390 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
392 (initialize_diagnostics): Adjust initialization.
393 (set_diagnostic_context): Adjust setting.
395 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
397 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
398 UNALIGNED_SHORT_ASM_OP): Define.
399 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
400 UNALIGNED_SHORT_ASM_OP): Undef.
402 Tue Jun 26 12:40:12 CEST 2001 Jan Hubicka <jh@suse.cz>
404 * i386.md (float_truncate splitter, and to mov splitters): Add
405 reload_completed; fix operand predicate.
407 * haifa-sched.c (sched_init): Do not split insns.
408 * toplev.c (rest_of_compilation): Call split_all_insns before
409 sched1 pass; simplify condition of post-reload splitter;
410 call split_all_insn before sched2 pass.
412 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
414 * diagnostic.h (diagnostic_prefixing_rule_t): New enum type.
415 (set_message_prefixing_rule): Adjust prototype.
416 * diagnostic.c (current_prefixing_rule): Adjust type.
418 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
420 * defaults.h: Default escape sequences to ASCII.
421 * config/i370/i370.h: Adjust for ASCII default.
422 * config/1750a/1750a.h: Remove escape sequence definitions.
423 * config/a29k/a29k.h: Similarly.
424 * config/alpha/alpha.h: Similarly.
425 * config/arc/arc.h: Similarly.
426 * config/arm/arm.h: Similarly.
427 * config/avr/avr.h: Similarly.
428 * config/c4x/c4x.h: Similarly.
429 * config/clipper/clipper.h: Similarly.
430 * config/convex/convex.h: Similarly.
431 * config/d30v/d30v.h: Similarly.
432 * config/dsp16xx/dsp16xx.h: Similarly.
433 * config/elxsi/elxsi.h: Similarly.
434 * config/fr30/fr30.h: Similarly.
435 * config/h8300/h8300.h: Similarly.
436 * config/i386/i386.h: Similarly.
437 * config/i860/i860.h: Similarly.
438 * config/i960/i960.h: Similarly.
439 * config/ia64/ia64.h: Similarly.
440 * config/m32r/m32r.h: Similarly.
441 * config/m68hc11/m68hc11.h: Similarly.
442 * config/m68k/m68k.h: Similarly.
443 * config/m88k/m88k.h: Similarly.
444 * config/mcore/mcore.h: Similarly.
445 * config/mips/mips.h: Similarly.
446 * config/mn10200/mn10200.h: Similarly.
447 * config/mn10300/mn10300.h: Similarly.
448 * config/ns32k/ns32k.h: Similarly.
449 * config/pa/pa.h: Similarly.
450 * config/pdp11/pdp11.h: Similarly.
451 * config/pj/pj.h: Similarly.
452 * config/romp/romp.h: Similarly.
453 * config/rs6000/rs6000.h: Similarly.
454 * config/sh/sh.h: Similarly.
455 * config/sparc/sparc.h: Similarly.
456 * config/v850/v850.h: Similarly.
457 * config/vax/vax.h: Similarly.
458 * config/we32k/we32k.h: Similarly.
459 * doc/tm.texi: Update documentation.
461 2001-06-26 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
463 * diagnostic.c (digit_buffer): Remove as global. Move to...
464 * diagnostic.h (struct output_buffer): ... here.
465 * diagnostic.c (output_formatted_integer): Adjust use of digit_buffer.
467 2001-06-25 Steve Ellcey <sje@cup.hp.com>
469 * config.gcc (ia64*-*-hpux*): Add ia64/hpux_longdouble.h to tm_file.
470 Define tmake_file to include ia64/t-hpux.
471 * real.c (INTEL_EXTENDED_IEEE_FORMAT): Test for value instead of
472 testing to see if it is defined.
473 * real.h (INTEL_EXTENDED_IEEE_FORMAT): Likewise. Default to 0 if
475 * config/ia64/hpux_longdouble.h: New.
476 * config/ia64/ia64.c (hfa_element_mode): Add comment about incorrect
477 handling of long doubles.
478 (ia64_function_arg, ia64_function_value): Add checks for TFmode
479 and INTEL_EXTENDED_IEEE_FORMAT.
480 * config/ia64/ia64.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
481 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, LIBCALL_VALUE): Add checks for
482 TFmode and INTEL_EXTENDED_IEEE_FORMAT.
483 * config/ia64/ia64.md (all TFmode patterns): Test
484 INTEL_EXTENDED_IEEE_FORMAT in condition.
485 (floatdidf2, floatdisf2): New, for !INTEL_EXTENDED_IEEE_FORMAT.
486 * config/ia64/quadlib.c: New.
487 * config/ia64/t-hpux: New.
488 * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
490 2001-06-25 Jim Wilson <wilson@redhat.com>
492 * config/i960/t-960bare (i960-c.o): Add missing header dependencies.
493 * config/i960/t-vxworks960: Likewise.
495 2001-06-25 Dale Johannesen <dalej@apple.com>
497 * bitmap.c (bitmap_last_bit_set): Fix a non-c89 usage (null actual
500 Mon Jun 25 11:10:51 CEST 2001 Jan Hubicka <jh@suse.cz>
502 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Fix constraints.
504 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
506 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
507 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
508 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
509 the use of "GCC" and related terms.
510 * doc/gcc.1, doc/gcov.1: Regenerate.
512 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
514 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
515 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
518 Sun Jun 24 21:21:49 CEST 2001 Jan Hubicka <jh@suse.cz>
520 * (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
522 2001-06-24 Richard Henderson <rth@redhat.com>
524 * builtins.c (expand_builtin_expect_jump): Disable if the
525 expression can't be re-evaluated.
527 2001-06-24 Nick Clifton <nickc@cambridge.redhat.com>
529 * config/arm/arm.c (arm_compute_save_reg_mask): For FIQ interrupt
530 handlers examine register r0-r7, for other interrupt handlers
531 examine r0-r12. If the interrupt handler is not a leaf function
532 save all call clobbered registers.
533 (arm_output_epilogue): If the prologue has pushed the IP register,
535 (Arm_expand_prologue): For interrupt functions that need the frame
536 pointer, push the IP register before it is corrupted.
538 * config/arm/arm.h (ARM_SIGN_EXTEND): Fix compile time warnings
539 about the use of signed and unsigned quantities in a conditional.
541 2001-06-23 Richard Henderson <rth@redhat.com>
543 * config/alpha/crtfastmath.c: New file.
544 * config/alpha/t-crtfm: New file.
545 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
546 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
547 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
548 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
549 do not set extra_parts here.
551 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
553 * doc/install-old.texi: Remove more documentation of configure
555 * doc/install.texi: Add it here.
557 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
559 * i386-protos.h (emit_i387_cw_initialization): Declare.
560 * i386.md (movsi_insv_1): Remove '*'.
561 (fix_trunc?f?i2): Revamp to use control word parameters.
562 (fix_trunc?i_1): Likewise; update splitters.
563 (fix splitter): Remove.
564 * i386.c (MAX_386_STACK_LOCALS): set to 3.
565 (emit_i387_cw_initialization): New function.
566 (output_fix_trunc): Do not initialize control word;
567 kill dead code; simplify.
569 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
571 * cppmacro.c (make_string_token): Avoid warning.
572 (cpp_macro_definition): Prepend the macro name. Update
574 * cppmain.c (cb_define, dump_macro): Update for changes
575 to cpp_macro_definition.
577 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
579 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
581 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
583 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
584 try_pre_increment_1): compute REG_FREQ using bb->frequency.
586 * regclass.c (loop_cost): Kill.
587 (frequency): New global variable.
588 (record_operand_costs): Replace loop_cost by frequency.
589 (scan_one_insn): Likewise.
590 (regclass): Likewise; set frequency according to bb->frequency.
592 * flow.c (split_edge): Set frequency.
594 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
596 * predict.c (block_info_def): Add nvisited.
597 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
600 * flow.c (dump_edge_info): Dump the probability of edge.
601 (combine_predictions_for_insn): Dump the basic block.
603 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
605 * doc/gcc.texi: Update documentation of source files of C
608 2001-06-22 Richard Henderson <rth@redhat.com>
610 * doc/invoke.texi (-funsafe-math-optimizations): Document its
611 possible effects at link time.
613 2001-06-22 Diego Novillo <dnovillo@redhat.com>
615 * basic-block.h (dump_edge_info): Declare.
616 (clear_edges): Declare.
617 (mark_critical_edges): Declare.
618 * flow.c (dump_edge_info): Remove static declaration.
619 (clear_edges): Ditto.
620 (mark_critical_edges): Ditto.
621 (free_basic_block_vars): Only clear edges and free basic block
622 array if basic_block_info is not NULL.
623 * ssa.c (compute_dominance_frontiers): Remove static declaration.
624 * ssa.h (compute_dominance_frontiers): Declare.
626 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
628 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
629 instead of const1_rtx for true case.
631 2001-06-22 David Mosberger <davidm@hpl.hp.com>
633 * config/ia64/crtfastmath.c: New file.
634 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
635 * config/ia64/linux.h (ENDFILE_SPEC): New.
637 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
639 * config/h8300/h8300.c (asm_file_start): Remove reference to
642 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
644 * c-common.c (verify_tree): Check for x being NULL.
645 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
649 2001-06-22 DJ Delorie <dj@redhat.com>
651 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
652 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
653 (arm_return_addr): Use get_hard_reg_initial_val et al.
654 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
655 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
656 (d30v_return_addr): Use get_hard_reg_initial_val et al.
657 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
658 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
660 (rs6000_mark_machine_status): Remove.
661 (rs6000_return_addr): Use get_hard_reg_initial_val.
662 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
663 * config/v850/v850.h (INIT_EXPANDERS): Delete.
664 * config/v850/v850.c (struct machine_function): Delete.
665 (v850_init_machine_status): Delete.
666 (v850_mark_machine_status): Delete.
667 (v850_free_machine_status): Delete.
668 (v850_return_addr): Use get_hard_reg_initial_val.
669 (v850_init_expanders): Delete.
671 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
673 * predict.c (estimate_bb_frequencies): Do not handle conditional
674 jumps jumping to fallthru basic block as conditional jumps.
676 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
678 * regs.h (struct reg_info_def): Add freq field.
679 (REG_N_REFS): Update comment.
681 * regclass.c (scan_one_insn): Update REG_FREQ.
682 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
683 (attempt_auto_inc): Likewise.
684 (mark_used_reg): Likewise.
685 (try_pre_increment_1): Likewise.
686 * local-alloc.c (struct qty): Add freq field.
687 (alloc_qty): Set freq.
688 (update_equiv_regs): Set REG_FREQ.
689 (QTY_CMP_PRI): Use freq.
690 (combine_regs): Update qty->freq.
691 * global.c (struct allocno): Update comment for n_refs;
693 (local_reg_freq): New array.
694 (global_alloc): Update freq field;
695 allocate and initialize local_reg_freq.
696 (allocno_compare): Use freq field.
697 (find_reg): Likewise.
698 * reload1.c (count_pseudo): Use freq isntead of n_refs.
699 (count_spilled_pseudo): Likewise.
701 * tm.texi (GCOV_TYPE_SIZE): Document.
702 * basic-block.h (gcov_type): Define.
703 (struct edge_def): Use gcov_type for count field.
704 (struct basic_block_def): Likewise.
705 * defaults.h (GCOV_TYPE_SIZE): Define.
706 * final.c (end_final): Use GCOV_TYPE_SIZE.
707 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
708 using HOST_WIDEST_INT_PRINT_DEC.
709 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
710 __write_gcov_type): New.
711 (store_long): Remove.
712 * gcov.c (gcov_type): Set default.
713 (struct adj_list): Use gcov_type for arc_count.
714 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
715 (create_program_flow_graph): Read arc_count properly.
716 (solve_program_flow_graph): 'total' is gcov_type.
717 (output_data): Line_counts is gcov_type, print it properly.
718 * libgcc2.c (struct bb): Counts is gcov_type.
719 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
720 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
721 (GCOV_TYPE_SIZE): Define.
722 (struct bb_info): succ_count and pred_count is gcov_type.
723 (compute_branch_probabilities): Use __read_gcov_type,
724 print read edges to the dump file.
725 (total): Is gcov_type.
726 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
728 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
730 * optabs.c (emit_libcall_block): When using non-call exceptions,
731 don't mark libcalls never throwing.
733 2001-06-21 Stan Shebs <shebs@apple.com>
735 * objc/objc-act.c (hash_init): Use xcalloc.
737 2001-06-21 Richard Henderson <rth@redhat.com>
739 * flow.c (entry_exit_blocks): Initialize frequency.
740 (split_block): Copy it.
741 (dump_flow_info): Dump it.
743 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
745 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
746 from machine-depedent_reorg for purposes of alignment supression
747 when no delay slot insn has been added.
749 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
751 * cppmacro.c (make_string_token): Null terminate.
753 2001-06-21 DJ Delorie <dj@redhat.com>
755 * config/alpha/alpha.h (struct machine_function): Remove.
756 * config/alpha/alpha.c (integrate.h): Include.
757 (override_options): Don't set up machine_status hooks.
758 (alpha_init_machine_status): Remove.
759 (alpha_mark_machine_status): Remove.
760 (alpha_free_machine_status): Remove.
761 (alpha_return_addr): Use get_hard_reg_initial_val.
762 (alpha_gp_save_rtx): Likewise.
763 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
765 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
767 * config/sh/sh.md (interrupt_function): Use
768 current_function_interrupt.
769 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
770 an interrupt function.
772 * config/sh/sh.h (current_function_interrupt): Define extern.
774 * config/sh/sh.c (current_function_interrupt): New global.
775 (sh_expand_prologue): Set current_function_interrupt.
777 2001-06-21 Phil Edwards <pme@sources.redhat.com>
779 * doc/install.texi: Add 'c' to list of --enable-languages choices.
781 2001-06-21 DJ Delorie <dj@redhat.com>
783 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
785 * integrate.c (ggc.h): Include.
786 (initial_value_pair, initial_value_struct,
787 setup_initial_hard_reg_value_integration): Add prototypes.
788 (expand_inline_function): Call
789 setup_initial_hard_reg_value_integration.
790 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
791 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
792 to keep track of values present at the start of a function.
793 (mark_hard_reg_initial_vals): New, for gc.
794 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
795 mappings for initial values.
796 (emit_initial_value_sets): New. Emits code to set initial value
798 * integrate.h: Add prototypes for new functions.
799 * function.h (struct function): Add hard_reg_initial_vals field.
800 * function.c (integrate.h): Include.
801 (mark_function_status): Call
802 mark_hard_reg_initial_vals.
803 * toplev.c (integrate.h): Include.
804 (rest_of_compilation): Call emit_initial_value_sets.
806 2001-06-21 Stan Shebs <shebs@apple.com>
808 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
809 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
810 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
811 everywhere instead of "Objective C".
813 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
815 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
816 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
817 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
818 "back end" as nouns and "front-end" and "back-end" as adjectives.
820 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
822 * predict.c (estimate_probability): Fix loop bounds.
824 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
826 * toplev.c (rest_of_compilation): Run mark_constant_function
829 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
831 * predict.c (estimate_loops_at_level, propagate_freq
832 estimate_bb_frequencies, count_to_freqs): New functions.
833 (estimate_probability): Call estimate_bb_frequencies.
834 * basic-block.h (basic_block_def): Add field "freq".
835 (BB_FREQ_MAX): New constant.
837 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
839 * sh.c (barrier_align): Don't ask for alignment when seeing a
840 branch-around-a-jump from machine_dependent_reorg.
842 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
844 * ssa.c (rename_block): Update parameter to remove_phi_alternative
845 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
846 re-running life analysis.
848 2001-06-20 Stan Shebs <shebs@apple.com>
850 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
851 also use memset to clear the hash tables.
852 (hash_enter): Assume xmalloc always succeeds.
853 (hash_add_attr): Ditto.
854 (continue_class): Ditto.
856 2001-06-20 Michael Meissner <meissner@redhat.com>
858 * builtins.c (predict.h): Include.
859 (expand_builtin_expect): Update comment.
860 (expand_builtin_expect_jump): New function to expand
861 __builtin_expect inside of a conditional jump expansion.
863 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
864 __builtin_expect (<test>, 1).
866 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
868 * rtl.h (expand_builtin_expect_jump): Add prototype.
870 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
872 * doc/rtl.texi (Machine Modes): Correct description of
873 floating-point modes on machines with non-8-bit bytes.
875 2001-06-19 Bernd Schmidt <bernds@redhat.com>
877 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
878 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
881 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
883 * ssa.c (remove_phi_alternative): Remove declaration. No longer
884 static. Second argument is a pointer to a basic block structure,
885 not a basic block index.
886 (convert_to_ssa): Do not remove dead code.
887 (convert_from_ssa): Do not remove dead code to create death notes.
888 * ssa.h (remove_phi_alternative): Declare.
890 * flow.c (delete_unreachable_blocks): Fix patch error in
891 previous change (call to find_unreachable_blocks was lost).
893 * ssa.c (ssa_uses): Remove definition.
894 (apply_delayed_renames): Don't grow ssa_uses.
895 (rename_block): Remove comment related to ssa_uses.
896 (rename_registers): Do not initialize ssa_uses.
897 (convert_from_ssa): Do not free ssa_uses.
899 * ssa-dce.c: Renamed from dce.c.
900 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
901 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
904 2001-06-19 Eric Christopher <echristo@redhat.com>
906 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
907 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
908 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
910 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
912 * sh.c (output_branch): Delete bogus code.
914 * sh.c (initial_elimination_offset):
915 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
917 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
919 * flow.c (find_unreachable_blocks): New function.
920 (delete_unreachable_blocks): Use find_unreachable_blocks.
921 * basic-block.h (find_unreachable_blocks): Declare.
923 * dce.c (eliminate_dead_code): Fix formatting glitch.
925 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
927 * c-common.h (RETURN_NULLIFIED_P): New macro.
928 * c-semantics.c (genrtl_return_stmt): Check it.
930 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
931 (emit_block_move): Likewise.
933 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
935 * unroll.c: Include predict.h.
936 (unroll_loop): Drop prediction notes on preconditioning.
937 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
938 New; add comments on the others.
939 * Makefile.in: (unroll.o): Add dependancy on predict.h.
940 * loop.c (strength_reduce): Fix branch prediction.
942 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
944 * stmt.c (emit_case_nodes): Optimize test whether index is in given
947 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
949 * predict.c (estimate_probability): Do not bail out early
950 when note is present.
951 (combine_predictions_for_insn): Fix note removal code.
953 2001-06-18 Ben Elliston <bje@redhat.com>
955 * except.c (resolve_fixup_regions): Initialise "cleanup".
957 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
959 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
961 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
963 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
964 use put_var_into_stack.
966 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
968 * gccspec.c (lang_specific_driver): If compiling ObjC, add
969 -shared-libgcc when necessary.
970 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
972 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
974 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
975 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
976 bitmap_last_set_bit. All for compatibility with sbitmap's.
978 *bitmap.c (bitmap_zero): New function.
979 (bitmap_union_of_diffs): New function.
980 (bitmap_first_set_bit): New function.
981 (bitmap_last_set_bit): New function.
983 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
985 * cpp.texi, invoke.texi: Update.
986 * cpp.1, gcc.1: Regenerate.
988 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
990 * i386.md (minsf): Fix splitter. (PR fortran/3191)
992 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
994 * doc/cpp.texi: Update.
995 * doc/cpp.1: Regenerate.
997 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
999 * doc/install.texi: Use correct markup hints.
1001 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1003 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
1005 * explow.c (expr_size): If DECL and size specified, use it.
1007 2001-06-15 Zack Weinberg <zackw@stanford.edu>
1009 * doc/cpp.texi: Formatting corrections.
1010 Correct buggy example of use of __GNUC__ etc.
1011 Clarify $ in identifiers.
1012 * doc/cpp.1: Regenerate.
1014 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
1016 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
1018 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1020 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
1022 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
1023 Added Tru64 UNIX V5.1 bootstrap hints.
1024 (Specific, alpha*-*-osf*): Removed old section, obsolete.
1026 2001-06-15 Andreas Jaeger <aj@suse.de>
1028 * doc/install.texi (Specific): Mention that glibc cannot be
1029 compiled with GCC 3.0.
1031 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
1033 * combine.c (nonzero_bits): Don't optimize away division by
1036 2001-06-15 Zack Weinberg <zackw@stanford.edu>
1038 * doc/cpp.texi: Revised and brought up to date.
1039 * doc/cpp.1: Regenerate.
1041 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
1043 * doc/install.texi: Update --enable-threads to match reality.
1045 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1047 * doc/install.texi: Update for C4x.
1048 * README.C4X: Remove.
1050 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1052 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1053 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1054 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
1055 Consistently use "built-in" and "bit-field". Minor logical markup
1057 * doc/gcc.1: Regenerate.
1059 2001-06-14 Richard Henderson <rth@redhat.com>
1061 * config/mips/mips.md (exception_receiver): New.
1063 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
1065 * doc/gcc.texi: Update passes documentation to be more in tune
1068 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
1070 * i386.c (ix86_expand_prologue): Fix merging conflict.
1072 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1074 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1075 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
1076 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
1077 logical markup. Use TeX quotes and dashes. Use @dots{} and
1078 @minus{}. Avoid spaces inside @var. Update last modification
1080 * doc/gcc.1, doc/gcov.1: Regenerate.
1082 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
1084 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
1085 x86_epilogue_using_move): New global variables.
1086 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
1087 (ix86_emit_save_regs_using_mov): New static function.
1088 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
1089 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
1090 MASK_MIX_SSE_I387): Renumber.
1091 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
1092 (x86_accumulate_outgoing_args, x86_prologue_using_move,
1093 x86_epilogue_using_move): Declare.
1094 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
1096 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
1098 * inclhack.def (hpux10_cpp_pow_inline): New hack.
1100 2001-06-13 Richard Henderson <rth@redhat.com>
1102 * ifcvt.c (dead_or_predicable): Fix return value last patch.
1104 2001-06-13 Mark Mitchell <mark@codesourcery.com>
1108 2001-06-13 Richard Henderson <rth@redhat.com>
1110 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
1111 (cond_exec_process_if_block, dead_or_predicable): Likewise.
1113 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1115 * mips-tfile.c (copy_object): Always pass indexNil for symbol
1118 2001-06-13 Kazu Hirata <kazu@hxi.com>
1120 * config/h8300/h8300.h (OK_FOR_T): Remove.
1121 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
1122 * config/h8300/h8300.md: Remove alternatives involving inc and dec
1123 in the helper patterns for addhi3 and addsi3.
1125 2001-06-13 Phil Edwards <pme@sources.redhat.com>
1127 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
1129 2001-06-13 Zack Weinberg <zackw@stanford.edu>
1131 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
1132 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
1134 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
1135 config/alpha/t-osf4, config/mips/t-iris6: Extract all
1136 references to @shlib_map_file@, @shlib_objs@, or
1137 @shlib_base_name@ to Makefile variables.
1138 Bump soname version of libgcc to 1.
1140 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1142 * doc/install.texi: Use more logical markup. Include @node
1143 commands in the source when generating any non-HTML.
1145 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1147 * README: Remove. Some of the contents moved to ../README.
1149 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1151 * doc/install.texi (--enable-shared): List package names
1154 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1156 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
1157 (*-*-solaris*): Document problem in /bin/sh that affects
1158 configuring libraries.
1159 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
1160 (*-sun-solaris2.8): Document linker problem that explains why
1161 libjava is disabled by default.
1163 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1166 * toplev.c (rest_of_compilation): Remove dead code before
1169 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1172 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1173 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1174 * configure: Rebuilt.
1176 2001-06-12 Jim Wilson <wilson@redhat.com>
1178 * loop.c (strength_reduce): Move bl->all_reduced set before
1179 check_ext_dependant_givs call.
1180 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
1182 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1184 * doc/extend.texi (Function Attributes): Document SH's sp_switch
1187 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1189 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
1192 2001-06-12 Richard Henderson <rth@redhat.com>
1194 * config/i386/i386.c (ix86_expand_prologue): Always use
1195 gen_pro_epilogue_adjust_stack; update arguments.
1196 (ix86_expand_epilogue): Likewise.
1197 (ix86_emit_epilogue_esp_adjustment): Remove.
1198 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
1199 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
1200 clobber of scratch memory instead of a modification of EBP as the
1201 barrier. Update all peepholes to match.
1203 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1205 * doc/gcc.texi: Change the font used for @def... commands to a
1207 * doc/extend.texi: Use more logical markup. Use "built-in"
1208 instead of "builtin". Use @deftypefn to mark up built-in
1209 functions; specify their types in the @deftypefn and not in the
1210 descriptive text. Use TeX quotes and dashes. Add more index
1213 2001-06-12 lars brinkhoff <lars@nocrew.org>
1215 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
1216 (DIR_SEPARATOR_2): Likewise.
1218 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1220 * doc/install.texi (--exec-prefix, --bindir, --libdir,
1221 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
1223 (--enable-cpp): Change to document --disable-cpp instead; update
1224 to reflect current default.
1225 (--without-fast-fixincludes): Remove documentation.
1226 (Final install): Document installation directories in more
1227 detail. Document use of make dvi.
1229 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1231 * recog.c (validate_replace_rtx_1): Fix previous patch.
1233 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1235 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
1237 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1239 * simplify-rtx.c (simplify_subreg): Allow volatile memory
1240 to be subregged in case we don't have move instruction.
1242 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1244 * loop.c: Include predict.h
1245 (strength_reduce): Drop branch prediction note in case
1246 number of iterations is known.
1247 * predict.def (PRED_LOOP_ITERATIONS): new.
1248 * Makefile.in (loop.o): Add dependancy on predict.h
1250 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1252 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
1254 * c-typeck.c (c_start_case): Likewise.
1256 2001-06-12 Mark Mitchell <mark@codesourcery.com>
1258 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
1259 in a structure at a variable address.
1261 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1263 * doc/gcov.texi: Use more logical markup.
1265 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1267 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
1268 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
1269 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
1272 2001-06-11 Stan Shebs <shebs@apple.com>
1274 * config/darwin.h (ASM_FILE_END): Remove decl of language_string.
1276 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1278 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
1279 as an early clobber to make sure it is not used by reload in
1280 one of the operands.
1282 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1284 * doc/c-tree.texi: Update information about flag_honor_std.
1285 * doc/install.texi: Note that binutils is required on HPUX 11.
1286 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
1289 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
1290 variable-sized types.
1292 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1294 * doc/md.texi: Use TeX dashes and quotes.
1296 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1298 * doc/rtl.texi: Reference manual chapter about trees.
1300 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1302 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
1303 (WINT_TYPE): Override.
1304 (WINT_TYPE_SIZE): Likewise.
1305 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
1307 * config/sparc/sol2.h (WINT_TYPE): Define.
1308 (WINT_TYPE_SIZE): Likewise.
1310 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
1311 (WINT_TYPE): Override.
1312 (WINT_TYPE_SIZE): Likewise.
1313 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
1314 (CPP_ARCH64_SPEC): Likewise.
1316 2001-06-11 Richard Henderson <rth@redhat.com>
1318 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
1319 with alias attribute.
1321 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
1322 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
1324 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1326 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
1328 2001-06-11 Stan Shebs <shebs@apple.com>
1330 * config/darwin.c (darwin_encode_section_info): Rewrite to simplify
1331 and fix coding mistakes.
1333 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
1335 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
1336 return string from m32r_output_block_move.
1337 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
1339 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
1341 (ROUND_ADVANCE): Remove signed/unsigned conflict.
1342 * config/m32r/m32r.c: Declare prototypes for static functions.
1343 (move_src_operand): Replace INT32_P with UINT32_P.
1344 (function_arg_partial_nregs): Fixed signed/unsigned conflict
1345 in initialisation of 'size'.
1346 (m32r_sched_reord): Remove redundant declarations of 'code'.
1347 (m32r_output_block_move): Change to a void function.
1348 (m32r_encode_section_info): Cast return of
1349 TREE_STRING_POINTER to avoid compile time warning.
1351 2001-06-11 Richard Henderson <rth@redhat.com>
1353 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
1354 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
1355 (struct machine_function): Add gp_save_rtx.
1356 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
1357 (alpha_gp_save_rtx): New.
1358 * config/alpha/alpha-protos.h: Declare it.
1359 * config/alpha/alpha.md (exception_receiver): Make an expander.
1360 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
1362 2001-06-11 Richard Henderson <rth@redhat.com>
1364 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
1366 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1368 * configure.in: Align --help messages.
1369 Remove trailing full stops.
1370 Consistently use lower case.
1371 Fix DWARF 2 spelling.
1372 * configure: Rebuilt.
1374 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1376 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
1377 variants for .cpp/.cp/.c++ files.
1378 Move definition of __LANGUAGE_C_PLUS_PLUS ...
1379 (CPLUSPLUS_CPP_SPEC): ... here.
1381 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1383 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
1385 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1387 * c-decl.c (store_parm_decls): When comparing types in an
1388 old-style function declaration with those from a previous
1389 prototype, compare the unqualified versions of parameter types.
1392 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1394 * doc/objc.texi: Use more logical markup. Use TeX dashes.
1396 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1398 * doc/c-tree.texi: Use more logical markup.
1400 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1402 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
1404 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
1406 * loop.c (scan_loop): Do not combine asm statements.
1408 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1410 * simplify-rtx.c (simplify_subreg): Fix offset calculation
1411 for complex values within a CONCAT.
1413 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1415 * doc/install.texi: Update details of what components are included
1416 in the GCC distribution. Update default directory for g++
1417 includes. Update documentation relating to old libio. Adjust
1418 documentation on DejaGnu environment variables. Remove
1419 documentation of --enable-cpplib.
1421 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1423 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
1426 2001-06-10 Richard Henderson <rth@redhat.com>
1428 * ifcvt.c (life_data_ok): New.
1429 (merge_if_block): Use it to determine whether to update
1431 (if_convert): Set it.
1433 2001-06-10 Richard Henderson <rth@redhat.com>
1435 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
1437 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
1439 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
1440 (SH Options): Document -mieee.
1441 * doc/install.texi (Final install): Remove obsolete information
1442 about installing cross compilers.
1443 * doc/gcc.1: Rebuilt.
1445 2001-06-10 Richard Henderson <rth@redhat.com>
1447 * config/alpha/alpha.c (override_options): Set align_loops,
1448 align_jumps, and align_functions.
1449 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
1450 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
1452 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1454 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
1455 are one and two words in size.
1457 2001-06-10 Richard Henderson <rth@redhat.com>
1459 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
1460 (Code Generation Options): Document -fnon-call-exceptions.
1462 2001-06-10 Mark Kettenis <kettenis@gnu.org>
1464 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
1466 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1468 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
1470 2001-06-10 Mark Mitchell <mark@codesourcery.com>
1471 Gabriel Dos Reis <gdr@codesourcery.com>
1473 * Makefile.in (c-parse.o): Depend on diagnostic.h
1474 (dwarf2out.o): Likewise.
1476 * dwarf2out.c: #include diagnostic.h
1478 * toplev.h (warningcount, errorcount, sorrycount): Remove
1481 * toplev.c (warningcount, errorcount, sorrycount): Remove
1484 * diagnostic.h (struct output_buffer): Reorder fields.
1485 (diagnostic_kind_count): New macro.
1486 (errorcount, warningcount, sorrycount): Define as macros.
1487 (diagnostic_report_warnings_p): New macro.
1488 (output_state): Add diagnostic_count field.
1490 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
1491 Remove tentative declaration.
1492 (count_error): Use diagnostic_report_warnings_p.
1494 * c-parse.in: #include diagnostic.h
1496 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1498 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
1499 prefer a memory for operand 1.
1500 ("*addsi3"): Fix constraints, the '!' was too strong.
1501 ("*addsi3_split"): Accept soft register and split accordingly.
1503 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1505 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1506 Move definition in the RTX_CODE section.
1508 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1510 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
1511 address as relative to the argument pointer.
1513 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1515 * predict.def (PRED_OPCODE): Place before call and error_return.
1517 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1519 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
1520 * predict.c (estimate_probability): Calculate dominance
1521 information; improve detection of NORETURN heuristics;
1522 add call/error_return heuiristics; tweak comparison heuristics
1525 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1527 * doc/invoke.texi (C Dialect Options): Document -aux-info.
1528 (Debugging Options): Document -print-multi-directory and
1530 * doc/gcc.1: Rebuilt.
1532 * toplev.c (independent_decode_option): Require `=' between
1533 `-aux-info' and filename in the same argument.
1534 * gcc.c: Don't pass -aux-info=filename twice.
1536 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1538 * expr.c (expand_expr, case ARRAY_REF): Do not replace
1539 an array element with the known initializing value if it has
1542 * toplev.c (rest_of_compilation): Remove dead code before
1545 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1547 * cppinit.c (print_help): Document -fpreprocessed.
1548 * invoke.texi: Similarly.
1550 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1552 * predict.def: New file.
1553 * predict.h: New file.
1554 * predict.c: Include predict.h.
1555 (predictor_info): New structure and array.
1556 (predict_edge, predict_insn): Rewrite; make global.
1557 (predict_edge_def, predict_insn_def): New global functions.
1558 (dump_prediction, combine_predictions_for_insns): New
1560 (estimate_probability): Change calls to predict_edge
1561 to predict_edge_def and calls to predict_insn to predict_insn_def;
1562 combine probabilities.
1563 (expected_value_to_br_prob): Behave as predictor.
1564 * rtl.h (REG_BR_PRED): Update coment.
1565 (invert_br_probabilities): New.
1566 * jump.c: Include predict.h
1567 (duplicate_loop_exit_test): Drop branch prediction notes.
1568 (invert_jump): Use invert_br_probabilities.
1569 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1570 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1571 * combine.c (distribute_notes): Handle BR_PRED.
1573 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1575 * predict.c (predict_insn, predict_edge): New static functions.
1576 (estimate_probability): Revamp to use new functions;
1577 fix loop header heruistics; add loop exist heruistics
1579 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1581 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1583 2001-06-09 Peter Jakubek <pjak@snafu.de>
1585 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1587 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1589 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1590 for integer operations that don't update C bit.
1592 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1594 * gthr-posix.h (__gthread_objc_init_thread_system): If
1595 pthread_key_create fails, it's not clear what the return value is.
1596 This obvious fix makes sure it always returns -1 if a problem
1599 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1601 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1602 more index entries. Use more logical markup where appropriate.
1603 Use TeX quotes and dashes.
1605 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1607 * unwind-pe.h: Conditionally qualify references to abort with
1610 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1612 * doc/invoke.texi: Remove superfluous text.
1614 2001-06-08 Richard Henderson <rth@redhat.com>
1616 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1617 (LIB_SPEC): Mirror config/linux.h version.
1619 2001-06-08 Richard Henderson <rth@redhat.com>
1621 * except.c (get_exception_pointer, get_exception_filter): Take a
1622 struct function. Update all callers.
1623 * except.h (get_exception_pointer): Update declaration.
1624 * expr.c (expand_expr): Update get_exception_pointer call.
1625 * integrate.c (expand_inline_function): Remap the exception pointer
1626 from callee to caller.
1628 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1630 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1631 accurately reflect its cv-qualification.
1632 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1633 cv-qualifiers on function types.
1635 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1637 * basic-block.h: Improve comments.
1638 * except.c (expand_eh_region_end_allowed): Remove redundant call
1639 to do_pending_stack_adjust.
1640 * flow.c (life_analysis): Fix typo in comment.
1641 (calculate_global_regs_live): Add documentation.
1642 (mark_set_1): Likewise.
1643 (debug_regset): Likewise.
1644 * doc/rtl.texi (cond_exec): Document it.
1646 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1648 * i386.h (CONST_COSTS): set cost of constants representable in
1649 immediate fields to 0.
1651 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1653 * function.c (diddle_return_value): Kill code to determine
1654 return value before expand_function_end.
1655 (expand_function_end): Delay call to clobber_return_register
1656 after fucntion return value is computed.
1658 Re-install temporary reverted patch:
1659 * toplev.c (rest_of_compilation): Call split_all_insns
1660 before reg-stack and shorten-branches. Do shorten-branches
1662 * final.c (shorten_branches): Remove insn splitting code.
1664 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1666 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1667 options. Use @opindex to index them rather than other indexing
1668 commands. Use @var{...} instead of <...>. Avoid spaces in names
1669 inside @var. Don't use @kindex to index escape sequences in
1672 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1674 * stmt.c (current_nesting_level): New fn.
1675 * tree.h: Declare it.
1676 * c-semantics.c (genrtl_compound_stmt): Use it.
1678 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1680 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1682 * jump.c (mark_modified_reg): Allow jump threading if condition
1683 codes are represented by a hard register.
1685 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1687 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1688 for complex floats passed to unprototyped functions.
1690 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1692 * except.c (expand_eh_region_end_allowed): Call
1693 do_pending_stack_adjust as necessary.
1695 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1697 * function.c (clobber_return_register): Clobber the pseudo return
1700 * sibcall.c (skip_unreturned_value): New function.
1701 (call_ends_block_p): Use it.
1703 * recog.c (split_insn): Break out from ...
1704 (split_all_insns): ... here; do not use basic block information
1707 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1709 * simplify-rtx.c (simplify_subreg): Fix verification of
1712 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1714 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1715 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1716 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1717 (CPLUSPLUS_CPP_SPEC): ... here.
1718 Fixes PRs c++/3047, target/441.
1720 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1722 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1724 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1726 * doc/gcc.texi: Add trailing slash to URL.
1728 2001-06-07 Stan Shebs <shebs@apple.com>
1730 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1731 (REDO_SECTION_INFO_P): Ditto.
1732 (STRIP_NAME_ENCODING): Ditto.
1733 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1734 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1735 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1736 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1737 * config/darwin.c: No longer include c-tree.h.
1738 (machopic_classify_ident): Rewrite to use symbol encoding.
1739 (lookup_name_darwin): Remove.
1740 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1741 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1742 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1743 (machopic_finish): Ditto, remove test of decl.
1744 (update_non_lazy_ptrs): New function.
1745 (darwin_encode_section_info): New function.
1746 * config/darwin-protos.h: Declare it.
1747 * config/rs6000/rs6000.c (machopic_output_stub): Use
1748 STRIP_NAME_ENCODING.
1750 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1752 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1753 (DECL_SOURCE_LINE): Likewise.
1755 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1757 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1758 from config/elfos.h.
1760 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1762 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1763 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1765 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1767 * doc/contrib.texi: Add copyright notice.
1769 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1771 * doc/md.texi: Use four digit years in copyright notice.
1773 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1775 * config.gcc: For $target_alias of athlon-*, set
1776 target_cpu_default2=5.
1778 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1780 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1781 end of last block if last real insn is a JUMP_INSN.
1783 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1787 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1789 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1790 pthread_t to objc_thread_t.
1791 (__gthread_objc_thread_id): Likewise.
1793 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1795 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1796 (ASM_OLDAS_SPEC): Likewise.
1798 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1799 (CPP_SUBTARGET_SPEC): Use it.
1800 (ASM_OLDAS_SPEC): Define.
1802 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1804 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1806 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1807 passed by reference.
1809 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1811 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1812 Document use of N_(...), and show it in examples. Note that
1813 documentation should be added to invoke.texi. Avoid an overfull
1816 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1818 * toplev.c (rest_of_compilation): Revert previous patch.
1819 * final.c (shorten_branches): Likewise.
1821 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1823 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1826 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1828 * doc/install-old.texi: Remove more obsolete documentation.
1830 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1832 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1834 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1836 * toplev.c (rest_of_compilation): Call split_all_insns
1837 before reg-stack and shorten-branches. Do shorten-branches
1839 * final.c (shorten_branches): Remove insn splitting code.
1841 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1843 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1844 * configure: Rebuilt.
1846 2001-06-07 Andreas Jaeger <aj@suse.de>
1848 * emit-rtl.c (operand_subword): Remove unused variable.
1850 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1852 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1853 if TARGET_64BIT is false.
1854 (floatdi?f_i386_only): New insn.
1855 (floatdi?f_i386): Disable for !TARGET_64BIT.
1857 * (min?f, max?f splitters): Handle case where
1858 operands are cross-matched.
1860 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1861 (MMX_REGISTER_NAMES): Kill.
1862 (PRINT_OPERAND): Fix comment.
1863 (PRINT_REG): Likewise.
1864 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1865 (print_operand): Update comment; kill 'm'.
1867 * i386.c (x86_branch_hints): New global variable
1868 (print_operand): Support outputting of branch prediction hints.
1869 * i386.md (conditional jump patterns): Add branch prediction hints
1871 * i386.h (x86_branch_hints): Declare
1872 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1873 (PRINT_OPERAND_FUNCT_VALID_P): New.
1874 * final.c (final_forward_branch_p): New function.
1876 2001-06-06 Richard Henderson <rth@redhat.com>
1878 * flow.c (mark_used_reg): Clean up looping over multiple hard
1879 registers. Do conditional life bits across multiple hard regs.
1881 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1883 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1884 deleted during reload.
1886 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1888 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1889 functions here, instead of ...
1890 * c-decl.c (c_expand_body): ... here.
1892 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1894 * config.gcc, config/sparc/bsd.h: Do not directly include
1895 sparc/sparc.h. Instead do it via tm_file.
1897 2001-06-05 Richard Henderson <rth@redhat.com>
1899 * dwarf2.h (DW_EH_PE_aligned): New.
1900 * dwarf2asm.c (eh_data_format_name): Name it.
1901 (dw2_asm_output_encoded_addr_rtx): Align for it.
1902 * dwarf2out.c (output_call_frame_info): Handle it for personality
1903 routine and LSDA pointers.
1905 * unwind-pe.h (DW_EH_PE_aligned): New.
1906 (base_of_encoded_value): Handle it.
1907 (read_encoded_value_with_base): Likewise.
1908 * unwind-dw2-fde.c (base_from_object): Likewise.
1909 (get_cie_encoding): Likewise.
1911 * config/alpha/elf.h: Remove ecoff commentary.
1912 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1914 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1916 * config.gcc, config/i386/bsd386.h: Do not directly include
1917 i386/386bsd.h. Instead do it via tm_file.
1919 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1921 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1924 2001-06-05 Pascal Obry <obry@act-europe.fr>
1926 * configure.in: Quote $enable_win32_registry in case the value has
1930 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1932 * print-rtl.c (xspaces): Remove.
1933 (print_rtx): Use printf field-width, rather than xpsaces, to
1935 * toplev.c (main): Disable sibling-call optimization if we are
1936 handling exceptions.
1938 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1940 * reload1.c (reload): Delete all USEs generated during reload.
1942 2001-06-05 scott snyder <snyder@fnal.gov>
1944 * gccbug.in: Fix typo.
1946 2001-06-05 Andreas Jaeger <aj@suse.de>
1948 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1949 parameter and return value.
1951 2001-06-04 Anthony Green <green@redhat.com>
1953 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1954 machine. This is now done in sparc.h.
1956 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1958 Correct CVS resurrection of invoke.texi.
1959 * doc/invoke.texi: Document new tree dump flags.
1961 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1963 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1964 for casting an aggregate to its own type. Fixes PR c/2735.
1966 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1968 * doc/texinfo.tex: Update to version 2001-05-24.08.
1970 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1972 * c-common.h (flag_dump_translation_unit): Remove.
1973 (enum tree_dump_index): Define.
1974 (TDF_ADDRESS, TDF_SLIM): New #defines.
1975 (dump_node_to_file): Remove.
1976 (dump_node): Make extern. Add flags.
1977 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1978 dump_switch_p): Prototype.
1979 * c-common.c (flag_dump_translation_unit): Remove.
1980 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1981 logic. Use dump_switch_p.
1982 * c-dump.h (struct dump_info): Add node and user fields.
1983 (dump_pointer): Declare.
1984 * c-dump.c (dump_node): Make extern. Add flags.
1985 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1986 (dump_new_line, dump_maybe_newline): Use them.
1987 (dump_pointer): New function.
1988 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1989 chain or function's body. Dump address, if TDF_ADDRESS set.
1990 (dump_flag): Define.
1991 (dump_node_to_file): Remove.
1992 (struct dump_file_info): New struct.
1993 (dump_files): New array.
1994 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1995 * c-lang.c (finish_file): Adjust dumping.
1996 * toplev.h (dump_base_name): Make extern.
1997 * invoke.texi: Document new flags.
1999 2001-06-04 Mark Mitchell <mark@codesourcery.com>
2001 * c-tree.h (lang_decl): Add pending_sizes fields.
2002 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
2004 (c_expand_body): Expand them.
2005 (lang_mark_tree): Mark lang_decl:pending_sizes.
2006 * function.c (expand_pending_sizes): New function, broken out
2008 (expand_function_start): ... here.
2009 * tree.h (expand_pending_sizes): Declare it.
2011 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
2013 * doc/install.texi: Update FreeBSD information. Generalize
2014 and update information for alpha-based platforms using ELF.
2016 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
2018 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
2019 (store_parm_decls): Likewise.
2020 * c-typeck.c (convert_arguments): Likewise.
2022 2001-06-04 Richard Henderson <rth@redhat.com>
2024 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
2025 optimization if current_function_calls_setjmp.
2027 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
2029 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
2032 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2034 * simplify-rtx.c (simplify_subreg): Fix combining of
2035 paradoxical subregs.
2037 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2039 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
2040 (no_labels_between_p): Short circuit case beg==end.
2042 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2044 * rtlanal.c (operand_preference): Fix preference for objects.
2046 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2048 * gcse.c (handle_avail_expr): Be prepared to handle single_set
2051 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2053 * combine.c (if_then_else_cond): Use simplify_subreg instead
2055 * integreate.c (sub_constants): Likewise.
2057 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
2059 * emit-rtl.c (constant_subword): Deprecate; remove most of code
2060 and use simplify_gen_subreg.
2062 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
2064 * sibcall.c (skip_copy_to_return_value): recognize the situation
2065 when the called function's return value is copied into an
2066 intermediate pseudo, and then into the calling functions return
2069 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
2071 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
2072 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
2073 in case register wasn't OK previously, accept it now; allow
2074 subregs of frame pointer if reload completed and frame pointer
2077 * combine.c (sombine_simplify_rtx): Fix comment;
2078 use subreg_lowpart_offset instead of subreg_lowpart_p
2079 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
2080 * rtl.h (subreg_lowpart_parts_p): Kill.
2081 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
2082 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
2083 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
2084 (gen_lowpart_common): Likewise.
2085 (subreg_lowpart_p): Likewise.
2086 (subreg_lowpart_parts_p): Kill.
2087 (subreg_lowpart_offset, subreg_highpart_offset): New function.
2089 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
2090 to simplify SUBREG and REG.
2091 (gen_highpart): Use simplify_gen_subreg for all simplifications.
2093 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
2096 * rtlanal.c (replace_regs): Use simplify_gen_subreg
2098 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2100 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
2101 (ARRAY_RANGE_REF): Added description.
2103 * tree.def (ARRAY_RANGE_REF): New code.
2104 * alias.c (handled_component_p, can_address_p): Handle it.
2105 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2106 * explow.c (set_mem_attributes): Likewise.
2107 * expr.c (expand_assignment, get_inner_reference): Likewise.
2108 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
2109 * fold-const.c (operand_equal_p): Likewise.
2110 * tree.c (staticp, stabilize_reference): Likewise.
2111 * varasm.c (decode_addr_const): Likewise.
2113 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2115 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
2116 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
2118 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
2120 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
2121 mark_constant_pool_use before output_addr_const.
2122 (struct pool_node): New field wend.
2123 (add_constant): Note a sequence of constants that are referenced
2125 (pool_window_label, pool_window_last): New variables.
2126 (dump_table): Emit a unspec_volatile representing the end of a
2127 sequence of constants.
2128 (mark_constant_pool_use): New function.
2129 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
2130 (consttable_2): Add the second operand which flags whether
2131 this consttable entry was used or not.
2132 (consttable_4, consttable_8, consttable_sf, consttable_df):
2134 (consttable_window_end): New insn.
2136 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2138 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
2139 Reformat according to coding standards.
2142 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
2143 (shl_and_kind): Cast wide constant.
2144 (gen_far_branch): Define as static, as in declaration.
2145 (barrier_align): Compute cache-line length as unsigned. Add
2146 parentheses in initial credit computation.
2147 (rounded_frame_size): Add parentheses.
2148 (permanent_obstack): Remove declaration. Include ggc.h for
2149 declaration of ggc_add_root_rtx().
2150 (get_free_reg): Removed declaration of unused variable reg.
2151 (legitimize_pic_address): Mark mode argument as unused.
2153 2001-06-03 Igor Shevlyakov <igor@windriver.com>
2155 * config/sh/sh.c (output_branch): Support for insn with lenght
2156 attr 12 & 16 which represents cond branches outside +-4096 range.
2158 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2160 * config/sh/lib1funcs.asm (ic_invalidate): Align the
2161 cache-mirroring sequence. Add nops.
2163 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
2165 * doc/install-old.texi: Remove more old installation
2167 * doc/install.texi: Add relevant parts here.
2169 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2171 * doc/install.texi2html: New script.
2173 2001-06-03 David Edelsohn <edelsohn@gnu.org>
2175 * doc/install.texi: Update AIX information again.
2177 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2179 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
2180 installation documentation.
2181 * doc/install.texi: Move it to here.
2183 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2185 * doc/install.texi: Clean up Texinfo markup.
2187 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2189 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
2190 to just after title page.
2192 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2194 * doc/install-old.texi: Remove documentation of some configuration
2196 * doc/install.texi: Add relevant parts of this documentation here.
2198 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2200 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
2201 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
2203 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2205 * i386.md (all uses of ext_register_operand): Make sure they are
2206 VOIDmode; replace all uses outside zero_extend.
2207 (and?i splitters): Use ext_register_operands.
2208 (test?i peep2): Remove ignored constraints.
2209 * i386.c (ext_register_operand): Check that operand is
2210 eighter pseudo or hard or 'Q' register.
2212 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2214 * tree.h (struct record_layout_info_s): New field unpadded_align.
2215 (set_lang_adjust_rli): New declaration.
2216 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
2217 it would have if not packed, do not downgrade DECL_ALIGN.
2218 (lang_adjust_rli, set_lang_adjust_rli): New.
2219 (start_record_layout): Initialize new field unpadded_align.
2220 (debug_rli): Display it.
2221 (place_union_field, place_field): Set it.
2222 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
2224 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
2225 mean that; use proper names instead.
2226 Print DECL_NO_STATIC_CHAIN.
2228 * except.c (expand_builtin_frob_return_addr): Add missing call
2229 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
2230 (expand_builtin_eh_return): Likewise.
2231 (expand_eh_return): Clean up ptr_mode != Pmode cases.
2233 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
2235 * doc/invoke.texi: Remove references to papers about sequence points
2236 to readings.html, refer to that page.
2238 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2240 * README: Update references to installation instructions.
2242 2001-06-01 Laurent Guerby <guerby@acm.org>
2243 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2245 * doc/install.texi: Define srcdir when sources come from CVS.
2246 Significantly improve markup. Wrap overly long lines
2248 2001-06-01 DJ Delorie <dj@redhat.com>
2250 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
2251 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
2252 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
2253 gcov.1: Move to doc subdirectory.
2254 * install.texi: Move to doc/install-old.texi.
2255 * gcc.texi: Move to doc, refer to install-old.texi.
2256 * Makefile.in: Reflect move of docs to doc/.
2257 * f/Make-lang.in: Ditto.
2258 * java/Make-lang.in: Ditto.
2259 * doc/.cvsignore: New.
2261 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2263 * invoke.texi: use two spaces between command options, eliminate
2264 some 'overfull hboxes'
2266 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
2268 * Makefile.in (s-mlib): Make backtick-commands always succeed.
2269 (DRIVER_DEFINES): Ditto.
2271 2001-05-31 Richard Henderson <rth@redhat.com>
2273 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
2274 also link against libgcc.a.
2276 2001-05-31 Geoff Keating <geoffk@cygnus.com>
2278 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
2279 * config/mips/mips.c (mips_output_ascii): New function.
2280 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
2282 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
2284 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2286 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
2287 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
2289 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
2291 * install.texi (Configuration): Add html links for --with-gnu-as &
2292 --with-gnu-ld and refer to them from hppa & SCO triplets.
2293 (Specific): Link back to with-gnu-ld for all ELF platfoms.
2294 (Specific): Reword AVR binutils recommendation.
2296 2001-05-30 Zack Weinberg <zackw@stanford.edu>
2298 * ggc-page.c (size_lookup): Increase minimum allocation size
2300 (ggc_print_statistics): Report size of each bin in bytes, not
2301 as its order; there is no longer a direct relationship.
2303 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2305 * extend.texi: Fix formating of examples, eliminate some
2307 * gcc.texi: Eliminate some 'overfull hboxes'.
2308 * invoke.texi: Use two spaces between command options, eliminate
2309 some 'overfull hboxes'.
2311 2001-05-30 Richard Henderson <rth@redhat.com>
2313 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
2315 2001-05-30 Tom Tromey <tromey@redhat.com>
2317 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
2318 use it in the new association.
2320 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
2321 John David Anglin <dave@hiauly1.hia.nrc.ca>
2323 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
2324 to target type to allow ISO C++ compiler to accept it.
2325 * gthr-dce.h (__gthread_active_ptr): Likewise.
2326 * gthr-solaris.h (__gthread_active_ptr): Likewise.
2328 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2330 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
2331 so that we do accept comments in preprocessed input.
2333 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2335 * cpphash.c (alloc_node): Cast allocated pointer.
2337 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
2339 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
2341 2001-05-29 Stan Shebs <shebs@apple.com>
2343 * gcc.texi: Add links for information about Objective-C.
2345 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
2347 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
2348 /bin/sed fails on [^\"]).
2349 (configargs.h): Likewise.
2351 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2353 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
2355 2001-05-28 Stan Shebs <shebs@apple.com>
2357 * objc/objc.gperf: Remove, no longer used.
2359 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
2361 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
2362 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
2363 Remove trailing whitespace.
2365 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2367 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
2368 became http://freeware.sgi.com/.
2370 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
2372 * local-alloc.c (update_equiv_regs): Don't eliminate constant
2375 2001-05-27 Stan Shebs <shebs@apple.com>
2377 * objc/objc-act.c: Add/fix various comments.
2378 (init_selector): Remove, no longer used.
2379 (build_msg_pool_reference): Ditto.
2380 (objc_debug): Ditto.
2382 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2384 * c-decl.c (init_decl_processing):
2385 Don't call start_identifier_warnings.
2386 * flags.h (warn_id_clash, id_clash_len): Remove.
2387 * stringpool.c: Don't include flags.h.
2388 (scan_for_clashes, do_identifier_warnings,
2389 start_identifier_warnings): Remove.
2390 * toplev.c (warn_id_clash, id_clash_len): Remove.
2391 (display_help): Don't document -Wid-clash.
2392 (decode_W_option): Print warning on -Wid-clash.
2393 * tree.h (start_identifier_warnings): Remove.
2394 * invoke.texi: Remove documentation of -Wid-clash.
2396 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2398 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
2400 2001-05-27 Bruce Korb <bkorb@gnu.org>
2402 * fixinc/check.tpl(HACK) add and use a Scheme variable
2403 (has no test text): error out if no "test_text" is defined
2404 * fixinc/fixincl.tpl: likewise
2405 (FIXIDX): make it an enumeration so we minimize diffs
2406 * fixinc/inclhack.def: re-alphabetize and add sort instructions
2407 * fixinc/fixincl.x: regenerate
2408 * fixinc/tests/base/stdio.h: test output got moved due to
2410 * README-fixinc: rewrite (mostly)
2412 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2414 * cpplib.c (run_directive): Set pfile->directive.
2416 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2418 * c-tree.texi: Reformat the manual as a single chapter now
2419 included by gcc.texi.
2420 * gcc.texi: Include c-tree.texi. Merge all indexes.
2421 * Makefile.in (dvi): Add generation for the cppinternals
2422 documentation. Added dependencies on fdl.texi and c-tree.texi
2423 where appropriate. Use TEXI2DVI instead of custom tex calls.
2424 (info): Added dependencies on fdl.texi and c-tree.texi where
2425 appropriate. Remove the target c-tree.info.
2427 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
2429 * combine.c (try_combine): Fix typo in comment.
2430 * expr.c (expand_expr): Likewise.
2431 * config/i370/i370.md (untyped_call): Likewise.
2433 2001-05-26 Bruce Korb <bkorb@gnu.org>
2435 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2436 when fixincl is operating in test mode
2437 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
2438 (AAB_ultrix_limits): remove redundant text
2439 (AAB_ultrix_memory): ditto
2440 (AAB_ultrix_string): ditto
2441 (djgpp_wchar_h): fix the test text
2442 (irix_stdio_va_list): add test text
2443 (irix_limits_const): add a testing output file (limits.h is overwritten)
2444 (strict_ansi_not_ctd): put limits.h second in list for same reason
2445 (solaris27_mutex_init): test text needed selection text, too
2447 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2448 when fixincl is operating in test mode
2450 2001-05-26 Philip Blundell <philb@gnu.org>
2452 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2453 * config/i960/i960-protos.h: Likewise.
2454 * config/i370/i370-protos.h: Likewise.
2455 * config/h8300/h8300-protos.h: Likewise,
2456 * config/sh/sh-protos.h: Likewise.
2457 * config/v850/v850-protos.h: Likewise.
2459 2001-05-26 Philip Blundell <philb@gnu.org>
2461 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2463 2001-05-25 Zack Weinberg <zackw@stanford.edu>
2465 * toplev.c (debug_args, f_options, W_options): Mark
2466 descriptions for translation.
2467 (display_help): Translate descriptions on output.
2469 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
2470 objc/lang-options.h: Mark descriptions for translation.
2472 * aclocal.m4: Quote final argument of patsubst. Use
2473 3-argument form of AC_DEFINE. Restore quotes to [] while
2475 * configure.in: Remove unnecessary changequote calls.
2476 * configure, config.in: Regenerate.
2478 2001-05-25 Sam TH <sam@uchicago.edu>
2480 * basic-block.h: Fix header include guards.
2481 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
2482 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
2483 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
2484 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
2485 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
2486 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
2487 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
2488 varray.h version.h: Likewise.
2489 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
2490 config/arm/arm.h config/c4x/c4x-protos.h
2491 config/h8300/h8300-protos.h config/h8300/h8300.h
2492 config/i370/i370-protos.h config/i370/i370.h
2493 config/i960/i960-protos.h config/mcore/mcore.h
2494 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
2495 config/v850/v850-protos.h config/v850/v850.h: Likewise.
2496 * fixinc/fixlib.h fixinc/server.h: Likewise.
2498 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
2500 * config/arc/initfini.c (.init): Fix typo.
2502 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
2504 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
2506 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2508 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
2510 2001-05-25 Richard Henderson <rth@redhat.com>
2512 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
2514 2001-05-25 Richard Henderson <rth@redhat.com>
2516 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
2517 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
2518 (sparc*-*-solaris2): Likewise.
2519 * config/t-linux: Remove shared libgcc macros.
2520 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
2521 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
2523 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
2525 * config.gcc (*-*-freebsd*): Report bad configuration.
2527 2001-05-25 David Edelsohn <edelsohn@gnu.org>
2529 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
2531 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
2533 (ASM_OUTPUT_LABELREF): Delete.
2535 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2537 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
2538 strict_ansi_only): Don't run if stdc_0_in_system_headers.
2539 * fixinc/fixincl.x: Regenerate.
2540 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2541 (FIX_TEST_TABLE): Declare it.
2542 * fixinc/fixlib.h: Include config.h.
2544 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2546 * fixinc/inclhack.def (alpha___assert): Change char * args to
2547 const char * on Tru64 UNIX to avoid excessive warnings from
2549 * fixinc/fixincl.x: Regenerate.
2551 2001-05-25 Geoff Keating <geoffk@redhat.com>
2553 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2554 outputting a tag only for variable-size records.
2556 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2558 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2559 instead of rtx_equal_p for early clobber test.
2561 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2563 * builtins.def: Encode additional information, such as names and
2565 * builtin-types.def: New file.
2566 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2567 (built_in_decls): Likewise. Don't explicitly initialize global
2569 (expand_builtin_mathfn): Handle float and long double variants of
2571 (expand_builtin): Likewise.
2572 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2573 (expand_tree_builtin): Handle long, long long, float, and long
2574 double variants of math functions.
2575 * c-common.h (c_tree_index): Remove some unused nodes.
2576 (void_ftype): Remove.
2577 (void_type_ptr): Likewise.
2578 (int_ftype_int): Likewise.
2579 (ptr_ftype_sizetype): Likewise.
2580 * c-decl.c (init_decl_processing): Remove creation of DWARF
2582 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2583 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2584 * Makefile.in (c-common.o): Depend on builtin-types.def.
2586 2001-05-25 Dale Johannesen <dalej@apple.com>
2588 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2590 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2592 * c-parse.in (notype_initdcl): Remove redundant line.
2594 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2596 * aclocal.m4: Fixed typo.
2597 (gcc_AC_HEADER_STDBOOL): Define.
2598 (gcc_AC_C__BOOL): Define.
2599 * configure.in: Use them.
2600 (AC_CHECK_HEADERS): Remove stdbool.h
2601 * configure, config.in: Regenerate.
2603 2001-05-25 Richard Henderson <rth@redhat.com>
2605 * function.c (expand_function_start): Don't abort on PARALLEL
2606 returns from hard_function_value.
2608 2001-05-25 Richard Henderson <rth@redhat.com>
2610 * config/i386/i386.md: Revert previous change. Do not apply
2611 the peephole if the components do not die after the sequence.
2613 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2615 * c-parse.in (array_declarator): New. Handle C99 constructs.
2616 Don't restrict [*] declarators to C only.
2617 (after_type_declarator, parm_declarator_starttypename,
2618 parm_declarator_nostarttypename, notype_declarator,
2619 direct_absdcl1): Use it.
2620 * c-decl.c (build_array_declarator, set_array_declarator_type):
2621 New functions. Warn that [*] isn't properly implemented; pedwarn
2622 for [*] outside C99 mode if pedantic rather than giving a hard
2624 (grokdeclarator): Handle static and type qualifiers in parameter
2626 * c-tree.h (build_array_declarator, set_array_declarator_type):
2628 * extend.texi (Attribute Syntax): Document attributes in parameter
2631 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2633 * config/i386/i386.md: Make sure cmpstr peepholes do not
2634 affect liveness information.
2636 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2638 * c-typeck.c (digest_init): Issue error messages about
2639 invalid constants, not warnings.
2641 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2643 * invoke.texi (-fno-builtin): Document that this is always on
2646 2001-05-24 Philip Blundell <philb@gnu.org>
2648 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2651 2001-05-24 Philip Blundell <philb@gnu.org>
2653 * config/arm/arm.c (output_return_instruction): Correctly handle
2654 interworking and interrupt functions.
2656 2001-05-24 Philip Blundell <philb@gnu.org>
2658 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2659 -m{no-}sched-prolog. Fix typos and improve formatting.
2661 2001-05-24 Philip Blundell <philb@gnu.org>
2663 * invoke.texi (ARM Options): Improve wording slightly. Add
2664 documentation for more options, including those for Thumb mode.
2665 Don't mention options that don't exist or are unimplemented.
2666 (Thumb Options): Delete; merged into above section.
2668 2001-05-24 Geoff Keating <geoffk@redhat.com>
2670 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2671 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2673 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2675 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2676 fix hard register simplification.
2678 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2680 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2681 of just copying CPP_CPU_SPEC.
2683 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2685 * i386.c (incdec_operand): Accept only 1 and -1.
2687 2001-05-23 Kelley Cook <kelley.cook@home.com>
2689 * Makefile.in: Move many of the *_H definitions eariler in the
2690 file, so that rules in t-* files that use them for
2691 dependencies will work in a parallel build.
2692 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2694 2001-05-23 Richard Henderson <rth@redhat.com>
2696 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2698 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2700 * cpp.texi: Update for handling of charconsts.
2701 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2702 diagnostics. Skip to the end if the UCS is too short.
2703 (cpp_interpret_charconst): Long charconsts issue a warning
2706 2001-05-23 Richard Henderson <rth@redhat.com>
2708 * doc/install.texi (alpha-linux): Require binutils 2.11.
2710 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2712 * c-lex.c (read_escape, read_ucs): Delete.
2713 (lex_string): Use cpp_parse_escape.
2714 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2715 if not C++ or not C99. Warn if traditional.
2716 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2717 unsigned. Warn for out-of-range escape sequences here.
2718 Update to use maybe_read_ucs.
2719 (cpp_interpret_charconst): Don't warn here.
2720 * cpplib.h (cpp_parse_escape): New exported function.
2722 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2724 * extend.texi (Attribute Syntax): Clarify application of
2725 attributes to parameters declared as functions or arrays.
2727 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2729 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2731 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2733 * diagnostic.c (vnotice): Kill.
2734 (fnotice): Call vfprintf directly.
2735 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2736 verbatim, set_diagnostic_context): Rename string argument to
2737 indicate that it is run through gettext.
2738 (vbuild_message_string, build_message_string, output_do_printf):
2739 Rename string argument to indicate that it is NOT run through
2741 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2742 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2743 Run msgid argument through gettext.
2744 (default_print_error_function): Run constant strings through
2745 gettext when nothing else will.
2746 (fatal_error, internal_error, error_recursion): Use fnotice.
2747 Present complete sentences to gettext.
2749 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2751 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2753 2001-05-23 Richard Henderson <rth@redhat.com>
2755 * function.c (expand_function_start): Always use a pseudo
2756 for the function result value.
2758 2001-05-22 Richard Henderson <rth@redhat.com>
2760 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2761 section pointer alignment.
2763 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2765 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2766 of __USER_LABEL_PREFIX__.
2768 2001-05-22 Richard Henderson <rth@redhat.com>
2770 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2771 (__deregister_frame_info_bases): New.
2772 * unwind-dw2-fde.h: Declare it.
2773 * libgcc-std.ver: Export it.
2774 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2775 called __register_frame_info_bases.
2777 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2779 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2780 instead of #elif (which is OK for this case but not in general).
2782 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2784 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2785 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2786 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2787 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2788 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2790 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2791 David O'Brien <obrien@freebsd.org>
2793 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2794 configure-time options and target version of FreeBSD. Set-up
2795 to match architectural change in threading support. Correctly
2796 report when -pthread option is not supported by configure-time
2798 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2799 and extend to encode target version number in run-time setting
2800 of __FreeBSD__ macro to match the system compiler.
2801 (CPP_PREDEFINES): Likewise.
2802 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2804 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2805 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2807 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2808 David O'Brien <obrien@freebsd.org>
2810 * config.gcc (the unlabeled system switch statement): Add
2811 generic configuration section to handle *-*-freebsd*. Also,
2812 to match the system compiler, default to threading support (it
2813 may be disabled with the standard --disable-threads
2814 configuration-time switch).
2815 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2816 (alpha*-*-freebsd* in machine-specific section): Likewise.
2818 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2819 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2820 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2821 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2822 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2824 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2825 David O'Brien <obrien@freebsd.org>
2827 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2828 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2829 -pthread instead setting macro.
2831 2001-05-22 Richard Henderson <rth@redhat.com>
2833 * crtstuff.c (__register_frame_info_bases): Declare.
2834 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2835 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2837 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2838 (CRT_GET_RFIB_DATA): New.
2839 * config/i386/sysv4.h: Likewise.
2840 * config/i386/sco5.h: Likewise.
2841 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2843 2001-05-22 Richard Henderson <rth@redhat.com>
2845 * rtl.c (read_string): Break out from ...
2846 (read_rtx): ... here.
2848 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2850 * doc/install.texi (Specific): Remove a bogus and duplicate part
2851 copied from the end of the document.
2853 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2855 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2857 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2859 * install.texi: Remove obsolete information on SunOS as well as
2860 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2861 (Installing GNU CC on the Sun): Remove section.
2863 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2865 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2866 keep errno unchanged on success.
2868 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2870 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2871 once for hexadecimal floats, whether or not they contain a decimal
2872 point. Don't let the setting of pedantic otherwise affect the
2873 parsing of hexadecimal floats.
2875 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2877 * README.ACORN: Remove obsolete file.
2879 2001-05-22 Jan Hubicka <jh@suse.cz>
2881 * combine.c (gen_binary): Use swap_commutative_operands_p
2882 (simplify_comparison): Likewise.
2883 * expmed.c (emit_store_flag): Likewise.
2884 * expr.c (compare_from_rtx): Likewise.
2885 (do_compare_rtx_and_jump): Likewise.
2886 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2887 if not emitting a branch and operands want swapping.
2889 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2891 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2892 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2893 (maybe_get_identifier): Update.
2894 * tree.h (make_identifier): Delete.
2896 2001-05-21 Richard Henderson <rth@redhat.com>
2898 * combine.c (subst): Do not substitute for a register as
2899 a destination subreg/strict_low_part/zero_extract.
2901 * combine.c (simplify_comparison): Update op1 after constant
2903 * recog.c (const_int_operand): Accept only constants valid
2905 * genrecog.c: Update comments wrt const_int_operand.
2907 * emit-rtl.c (init_emit_once): Zero unused memory in a
2910 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2912 * tree.h (type_num_arguments): Declare it.
2913 * tree.c (type_num_arguments): New function.
2915 2001-05-21 Richard Henderson <rth@redhat.com>
2917 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2920 2001-05-21 Geoff Keating <geoffk@redhat.com>
2922 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2924 (minsf3): Use rs6000_emit_minmax.
2925 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2927 (movsfcc): Use rs6000_emit_cmove.
2928 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2929 Don't generate emit_fselsfsf4.
2930 (fseldfsf4): Likewise.
2931 (maxdf3): Use rs6000_emit_minmax.
2933 (mindf3): Use rs6000_emit_minmax.
2934 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2936 (movdfcc): Use rs6000_emit_cmove.
2937 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2938 Don't generate emit_fselsfsf4.
2939 (fselsfdf4): Likewise.
2940 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2941 (min_max_operator): New predicate.
2942 (rs6000_emit_cmove): New function.
2943 (rs6000_emit_minmax): New function.
2944 * config/rs6000/rs6000-protos.h: Prototype new functions.
2945 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2946 and min_max_operator.
2948 * config/rs6000/rs6000.c (output_cbranch): Handle all
2949 conditional types in the switch statement.
2951 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2953 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2954 non-register variables.
2955 * extend.texi: Document that asm-specifications do not make sense
2956 for non-static local variables.
2958 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2960 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2961 (dbxout_type_fields): Lose minimal_debug support.
2962 (dbxout_type_methods, dbxout_type): Likewise.
2964 2001-05-17 Andrew Haley <aph@redhat.com>
2966 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2968 2001-05-21 Richard Henderson <rth@redhat.com>
2970 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2973 2001-05-20 Richard Henderson <rth@redhat.com>
2975 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2976 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2977 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2978 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2979 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2981 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2982 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2983 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2984 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2985 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2986 DEBUG_PUBNAMES_SECTION): Rename as above.
2987 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2989 2001-05-20 Richard Henderson <rth@redhat.com>
2991 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2992 operands unless the operation is commutative.
2994 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2996 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2999 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
3001 * extend.texi: Clarify documentation of extensions included in ISO
3002 C99. Prefer C99 terminology and syntax to old GNU terminology and
3003 syntax. Add more index entries. Document mixed declarations and
3004 code as an extension in C89 mode. Warn about future changes to
3005 semantics of inline functions. Fixes PR other/930.
3007 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3009 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
3010 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
3011 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
3012 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
3014 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
3016 2001-05-20 Richard Henderson <rth@redhat.com>
3018 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
3019 to be output before a branch.
3021 2001-05-20 Richard Henderson <rth@redhat.com>
3023 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
3025 2001-05-20 Richard Henderson <rth@redhat.com>
3027 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
3028 (ASM_DOUBLE): Remove.
3029 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
3030 * config/i386/sun386.h: Likewise.
3032 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
3033 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
3035 * config/i386/cygwin.h (INT_ASM_OP): Remove.
3036 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
3037 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
3038 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
3040 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
3041 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
3042 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
3043 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
3044 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
3045 * config/i386/win32.h: Likewise.
3047 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
3049 * invoke.texi: Add more options to summary list.
3051 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
3053 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
3054 used. Fixes PR c/2291.
3055 * gcc.1: Regenerate.
3057 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3059 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
3060 the -fpic and -fPIC options, clear flag_pic.
3062 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
3064 * hashtable.c (calc_hash): Fix HASHSTEP definition.
3065 * stringpool.c (make_identifier): No statistics here anymore.
3066 * objc-act.c (steup_string_decl): Remove redundant check.
3068 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
3070 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
3071 cpplib.o, cpphash.o, fix-header): Update.
3072 (hashtable.o): New target.
3073 * c-common.h: Include cpplib.h. Define C_RID_CODE and
3074 struct c_common_identifier here.
3075 * c-lang.c (c_init_options): Update. Call set_identifier_size.
3076 * c-lex.c (c_lex): Update.
3077 * c-pragma.h: Update.
3078 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
3080 (C_RID_CODE): Delete.
3081 * cpphash.c: Rewrite to use hashtable.c.
3082 * cpphash.h: Update include guards.
3083 (struct cpp_reader): Remove hashtab.
3084 hash_ob and buffer_ob are no longer pointers. Add hash_table
3086 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
3087 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
3088 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
3089 * cppinit.c (cpp_create_reader): Update.
3090 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
3091 (cpp_interpret_charconst): Eliminate warning.
3092 * cpplib.c (do_pragma, do_endif, push_conditional,
3093 cpp_push_buffer, cpp_pop_buffer): Update.
3094 (_cpp_init_stacks): Rename cpp_init_directives.
3095 (_cpp_cleanup_stacks): Remove.
3096 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
3097 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
3098 cpp_forall_identifiers, cpp_create_reader): Update.
3099 (C_RID_CODE, cpp_make_node): New.
3100 (c_common_identifier): New identifier node for C front ends.
3101 * cppmain.c (main): Update.
3102 * fix-header.c (read_scan_file): Update.
3103 * flags.h (id_clash_len): Make unsigned.
3104 * ggc.h (ggc_mark_nonnull_tree): New.
3107 * stringpool.c: Update comments and copyright. Update to use
3109 * toplev.c (approx_sqrt): Move to hashtable.c.
3110 (id_clash_len): Make unsigned.
3111 * toplev.h (ident_hash): New.
3112 * tree.c (gcc_obstack_init): Move to hashtable.c.
3113 * tree.h: Include hashtable.h.
3114 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
3115 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
3116 (struct tree_identifier): Update.
3117 (make_identifier): New.
3119 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
3120 (C_RID_CODE): Remove.
3121 * lex.c (cxx_init_options): Call set_identifier_size. Update.
3122 (init_parse): Don't do it here.
3124 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
3126 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
3128 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
3130 (expand_eh_return): Convert between word_mode and Pmode.
3131 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
3133 (execute_stack_op): Likewise.
3134 (execute_cfa_program): Likewise.
3135 (uw_frame_state_for): Likewise.
3136 (uw_update_context_1): Likewise.
3137 * unwind.inc (_Unwind_Reason_Code): Likewise.
3138 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
3139 (EH_RETURN_STACKADJ_RTX): Likewise.
3140 * config/mips/mips.c (compute_frame_size): Make space for saving
3141 EH return registers.
3142 (mips_expand_epilogue): Handle EH stack adjustments.
3143 * config/mips/mips.md (eh_return): New pattern.
3144 (eh_set_lr_si): Likewise.
3145 (eh_set_lr_di): Likewise.
3146 Add splitter to perform EH return after reload.
3148 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3150 * jump.c (mark_jump_label): Tidy previous change.
3152 2001-05-19 Bruce Korb <bkorb@gnu.org>
3154 * fixinc/genfixes: no need for two warnings
3155 * fixinc/Makefile.in: open stdin for those building with a closed one.
3157 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3159 * jump.c (jump_optimize_1): Tidy.
3160 (mark_jump_label): When changing the label in a LABEL_REF, change
3161 update any REG_EQUAL notes as well.
3163 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
3165 * c-parse.in (parm_declarator): Split into
3166 parm_declarator_starttypename and parm_declarator_nostarttypename.
3167 (parm_declarator_starttypename, parm_declarator_nostarttypename):
3168 New. Allow parenthesised sub-declarators which don't begin with a
3169 TYPENAME. Fixes PR c/166.
3171 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3173 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
3175 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3177 * toplev.c (main): If the target does not allow profiling without
3178 a frame pointer, issue an error message.
3179 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3182 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3184 * recog.c (general_operand): Modify last change to allow it if reload
3187 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3189 * recog.c (general_operand): Prohibit nonzero subreg bytes on
3190 subregs containing mem.
3192 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
3194 * regrename.c (regrename_optimize): frame pointer register can
3197 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
3199 * README.DWARF: Move into dwarfout.c.
3201 2001-05-18 Dale Johannesen <dalej@apple.com>
3203 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
3204 specific misuse of r0 as a reload address.
3206 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
3208 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
3211 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3213 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
3214 (add_to_sequence): Make that decision type.
3215 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
3216 (write_switch, write_cond, debug_decision_2): Likewise.
3218 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
3220 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
3223 2001-05-18 Stan Shebs <shebs@apple.com>
3225 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
3226 * configure: Regenerate.
3228 2001-05-18 Per Bothner <per@bothner.com>
3230 Changes needed for java/jvspec.c
3231 * gcc.h (n_infiles, outfiles): Add declarations.
3232 * gcc.c (n_infiles, outfiles): Mske no longer static.
3234 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
3236 * config/pa/som.h (EXCEPTION_SECTION): Define.
3238 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
3240 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
3242 Add have_location_lists, a variable to determine whether we need a
3243 .debug_loc section or not.
3244 (enum dw_val_class): Add dw_val_class_loc_list.
3245 (dw_val_struct): Add val_loc_list.
3246 (dw_loc_list_struct): New structure, represents location lists.
3247 (new_loc_list): New function, return a new location list, given
3248 the range and location expression.
3249 (add_loc_descr_to_loc_list): New function, add a location
3250 expression to a location list, given the expression and range.
3251 (output_loc_list): New function, output a location list.
3252 (gen_internal_sym): Modified to take symbol prefix, so we can
3253 reuse it for location list symbols.
3254 (add_AT_loc_list): New function, add a location list to a DIE at
3255 the named attribute.
3256 (AT_loc_list): New function, return the location list reference
3257 for a given attribute, if it's a location list.
3258 (print_die): Handle dw_val_class_loc_list.
3259 (size_of_die): Ditto.
3260 (value_format): Ditto.
3261 (output_die): Ditto.
3262 (output_location_lists): New function, output all of the location
3263 lists for a DIE and it's children.
3264 (dwarf2out_finish): Call output_location_lists if we have location
3268 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3270 * gcse.c (try_replace_reg): First try global replace, later try to
3271 simplify the expression.
3273 * gcse.c (find_used_regs): Change calling convention; work via
3275 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
3277 2001-05-18 Bernd Schmidt <bernds@redhat.com>
3280 2001-02-09 Nick Clifton <nickc@redhat.com>
3281 * config/arm/arm.md: Change output constraint on post inc
3282 load/store multiple patterns to be a read/write constraint.
3284 2001-05-18 Mark Mitchell <mark@codesourcery.com>
3286 * basic-block.h (struct basic_block_def): Add documentation about
3287 what a basic block is, and what the various fields are used for.
3288 * flow.c (calculate_globlal_regs_live): Add documentation about
3289 how the algorithm works, and how we know that it will terminate.
3290 Check that the the inductive assumption that guarantees
3291 termination actually holds.
3292 (mark_used_regs): Treat conditionally set registers as used.
3293 (debug_regset): Add comment.
3294 * rtl.texi (cond_exec): Add documentation.
3296 * function.c (expand_function_start): Avoid creating BLKmode
3299 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3301 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
3302 DIE, even if it has no children.
3303 (dwarf2out_finish): Always output the line-number table, even if
3306 2001-05-18 David Edelsohn <edelsohn@gnu.org>
3308 * rs6000.md (movsfcc,movdfcc): Remove NE case.
3310 2001-05-17 Bruce Korb <bkorb@gnu.org>
3312 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
3313 * fixinc/genfixes: emit a warning if AutoGen is out of date
3315 2001-05-17 Brendan Conoboy <blc@cygnus.com>
3316 Bruce Korb <bkorb@gnu.org>
3318 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
3319 found in fixinc directory. Facilitates binary distributions.
3321 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
3323 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
3326 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
3328 * dwarf2out.c (modified_type_die): Equate qualified type to die.
3330 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3332 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
3333 (simplify_subreg): Handle complex types represented as CONCAT.
3335 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
3336 * rtl.h (swap_commutative_operands_p): Declare.
3337 * rtlanal.c (swap_commutative_operands_p): New.
3338 (operand_preference): New static function.
3340 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
3341 (gen_binary): Likewise.
3342 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
3343 * simplify-rtx.c (simplify_gen_binary,
3344 simplify_gen_relational): Likewise.
3346 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3348 * cse.c (fold_rtx): Use simplify_subreg.
3350 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
3351 (simplify_gen_subreg): New.
3352 (simplify_rtx): Use simplify_subreg.
3353 * rtl.h (simplify_gen_subreg): Declare.
3355 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3357 * doc/install.texi: Update Solaris information.
3359 * except.h (protect_cleanup_actions): Remove it.
3360 (lang_protect_cleanup_actions): Declare it.
3361 * except.c (protect_cleanup_actions): Remove it.
3362 (lang_protect_cleanup_actions): New variable.
3363 (init_eh): Don't make protect_cleanup_actions a GC root.
3364 (expand_eh_region_and_cleanup): Call
3365 lang_protect_cleanup_actions.
3366 (output_function_exception_table): Remove unused `align'
3368 * varasm.c (assemble_external): Abort if we have not yet
3369 opened the assembly output file.
3371 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
3373 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
3374 for eh_personality_libfunc.
3376 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3378 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
3379 when calling simplify_subreg. This is needed to allow replacing
3380 of expression of one mode by expression of different mode.
3382 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3384 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
3386 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3388 * expr.c (protect_from_queue): Protect against subsequent calls to
3390 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
3393 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3395 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
3397 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3399 * gccbug.in (CATEGORIES): Add "bootstrap".
3401 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3403 * simplify-rtx.c (simplify_subreg): Break out from ...
3404 * combine.c (combine_splify_rtx) ... here and ...
3405 * recog.c (validate_replace_rtx_1): ... here;
3406 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
3407 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
3408 (subreg_lowpart_p): ... here.
3410 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3412 * stmt.c (expand_asm_operands): For inout operands, make sure
3413 the substitution of '=' for '+' makes it into the rtl.
3415 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
3416 (reload_as_needed): Call update_eliminable_offsets a bit later.
3418 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3420 * gcc.texi (gccbug): Refer to the web pages for detailed information
3423 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3425 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
3427 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
3428 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
3429 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
3430 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
3431 * cross-make: Don't set LIBGCC1.
3432 * mklibgcc.in: Delete all code for building from libgcc1.c.
3433 Always honor LIB1ASMFUNCS if set.
3435 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
3436 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
3437 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
3438 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
3439 config/i386/uwin.asm, config/m68hc11/larith.asm,
3440 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
3441 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
3442 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
3443 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
3444 Delete or update references to libgcc1 in commentary.
3446 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
3447 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
3448 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
3449 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
3450 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
3451 config/arm/t-semi, config/arm/t-strongarm-coff,
3452 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
3453 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
3454 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
3455 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
3456 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
3457 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
3458 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
3459 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
3460 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3461 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
3462 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
3463 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
3464 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
3465 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
3466 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
3467 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
3468 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
3469 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
3470 config/mips/t-ultrix, config/mn10200/t-mn10200,
3471 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
3472 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
3473 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
3474 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
3475 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
3476 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
3477 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
3478 config/sparc/t-sparclite, config/sparc/t-splet,
3479 config/sparc/t-sunos41, config/sparc/t-vxsparc,
3480 config/sparc/t-vxsparc64, config/v850/t-v850:
3481 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
3483 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
3484 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
3485 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
3486 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
3487 nongcc_SI_type, nongcc_word_type, or perform_*
3488 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
3490 * config/i386/386bsd.h, config/i386/beos-elf.h,
3491 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3492 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
3493 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
3494 Don't include i386/perform.h.
3496 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
3497 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
3498 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
3499 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
3500 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
3501 config/vax/t-openbsd, config/vax/t-vax: Delete.
3503 * config.gcc: Remove references to deleted files.
3504 (arm-semi-aof): Use arm/t-semi for tmake_file.
3506 * gcc.texi, install.texi, invoke.texi, tm.texi:
3507 Delete or rewrite text which is no longer relevant now that
3508 libgcc1 no longer exists.
3510 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
3511 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
3513 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
3514 Bruce Korb <bkorb@gnu.org>
3516 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
3519 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3521 * i386.md: Add two peepholes to clean up code generated by
3524 2001-05-16 Richard Henderson <rth@redhat.com>
3526 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
3527 variants of non-absolute encodings.
3529 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3531 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
3532 __register_frame_info_table_bases): Export.
3534 2001-05-16 Richard Henderson <rth@redhat.com>
3536 * except.c (eh_data_format_name): Move to ...
3537 * dwarf2asm.c: ... here. Use designated initializers if available.
3538 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
3539 * dwarf2asm.h: Update declarations.
3540 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3541 ASM_PREFERRED_EH_DATA_FORMAT.
3542 (output_call_frame_info): Likewise. Use 'L' augmentation for
3545 * unwind-dw2-fde.h (struct fde_vector): New.
3546 (struct old_object): Rename from struct object.
3547 (struct object): New.
3548 (__register_frame_info_bases): Declare.
3549 (__register_frame_info_table_bases): Declare.
3550 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3551 * unwind-dw2-fde.c (objects): Remove.
3552 (unseen_objects, seen_objects): New.
3553 (__register_frame_info_bases): New.
3554 (__register_frame_info): Use it.
3555 (__register_frame_info_table_bases): New.
3556 (__register_frame_info_table): Use it.
3557 (__deregister_frame_info): Rewrite for changed object struct.
3558 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3559 (fde_unencoded_compare): Rename from fde_compare; uninline.
3560 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3561 (start_fde_sort): Adjust for new definition of fde_vector.
3562 (fde_insert): Likewise.
3563 (end_fde_sort): Likewise. Select comparison function based
3564 on properties of the object.
3565 (fde_split): Take object and fde_compare_t arguments.
3566 (frame_heapsort, fde_merge): Likewise.
3567 (classify_object_over_fdes): Rename from count_fdes. Handle
3568 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3570 (add_fdes): Handle encoded pointers.
3571 (init_object): Rename from frame_init. Update for new struct object.
3572 (linear_search_fdes): Rename from search_fdes. Handle encoded
3574 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3575 (binary_search_single_encoding_fdes): New.
3576 (binary_search_mixed_encoding_fdes): New.
3577 (search_object): New.
3578 (_Unwind_Find_FDE): Update for new struct object. Fill in
3580 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3581 iterating over EH data.
3582 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3583 fde_encoding, lsda_encoding.
3584 (read_uleb128, read_sleb128): Remove.
3585 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3586 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3587 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3589 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3591 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3593 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3594 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3595 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3596 cpp_spell_token, cpp_output_token): Similarly.
3597 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3598 do_pragma_poison, parse_assertion, do_assert): Similarly.
3599 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3600 save_parameter, _cpp_create_definition, check_trad_stringification,
3601 cpp_macro_definition): Similarly.
3602 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3603 * c-lex.c (cb_undef, c_lex): Similarly.
3604 * fix-header.c (recognized_function): Similarly.
3605 * cpplib.h (NODE_LEN, NODE_NAME): New.
3606 (cpp_hashnode): Rename length len.
3608 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3610 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3613 2001-05-16 Andreas Jaeger <aj@suse.de>
3615 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3617 * toplev.c: Include dwarf2asm.h for prototype of
3618 dw2_output_indirect_constants.
3620 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3622 * stmt.c (expand_asm_operands): Be able to offload addressof
3623 expression to memory. (PR optimization/185)
3625 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3627 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3628 applying distributive law.
3630 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3632 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3634 * gthr-dce.h (UNUSED): Attribute unused macro.
3635 (__gthread_key_dtor): Make arguments UNUSED.
3636 (__gthread_key_delete): Revise for compatibility with DRAFT4
3639 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3641 * doc/install.texi: Update AIX information.
3642 * README.RS6000: Remove obsolete file.
3644 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3645 Nathan Sidwell <nathan@codesourcery.com>
3647 * gcc.c (give_switch): Don't write before start of string.
3648 Always append suffix.
3650 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3652 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3655 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3657 * README.ALTOS: Remove obsolete file.
3659 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3661 * c-lex.h (save_and_forget_protocol_qualifiers,
3662 forget_protocol_qualifiers, remember_protocol_qualifiers):
3663 Remove deleted functions' prototypes.
3665 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3667 * c-parse.in (methodtype): New production.
3668 (methoddef, methodproto): Collapse separate '-' and '+'
3671 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3673 * c-common.h (RID_FIRST_PQ): New.
3674 * c-parse.in (objc_pq_context): New.
3675 (objc parser): Set objc_pq_context rather than calling
3676 remember_protocol_qualifiers and forget_protocol_qualifiers.
3677 Don't call save_and_forget_protocol_qualifiers.
3678 (yylexname): Handle objc protocol qualifiers here.
3679 * stringpool.c (struct str_header): Replace with sp_hashnode.
3680 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3681 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3682 Allocate an IDENTIFIER_NODE for each identifier.
3683 (FORALL_STRINGS, set_identifier): Delete.
3684 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3685 (ggc_alloc_string): Use an obstack.
3686 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3687 * tree.h: Update comments.
3688 (set_identifier): Delete.
3689 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3690 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3691 remember_protocol_qualifiers): Delete.
3693 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3695 * flow.c (life_analysis): After life analysis is complete, do
3696 an optional scan over insns looking for REG_LABEL notes that
3697 reference a deleted label.
3698 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3699 before peeking at LABEL_NUSES.
3701 2001-05-15 Richard Henderson <rth@redhat.com>
3703 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3704 (_Unwind_GetTextRelBase): New.
3706 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3708 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3710 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3712 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3713 so that CHOOSE_SECTION gets used.
3715 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3716 TARGET_RELOCATABLE like flag_pic for now.
3718 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3720 * rs6000.md (movdi splitter): Sign extend more efficiently.
3721 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3722 to "long long" valid on 32-bit and 64-bit hosts.
3723 (logical_operand): Cast trunc_int_for_mode return value.
3724 (rs6000_emit_move): Shift macro to encapsulate variable.
3725 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3726 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3727 plus_constant requires signed argument.
3729 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3731 * gthr-posix.h: Make additional pthread-* functions weak.
3733 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3735 * recog.c (apply_change_group): Avoid unneeded validating.
3737 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3739 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3740 (num_insns_constant): CONST_INT can be 64-bits.
3742 2001-05-14 Stan Shebs <shebs@apple.com>
3744 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3745 (LIBGCC_SPEC): Don't define.
3747 2001-05-14 Richard Henderson <rth@redhat.com>
3749 * configure.in (gcc_cv_as_eh_frame): New test.
3750 * config.in, configure: Rebuild.
3751 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3753 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3755 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3756 extended precision divide.
3758 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3760 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3761 for RETURNS as well.
3763 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3765 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3766 (CPP_CPU??_SIZE_TYPE): New.
3767 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3768 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3769 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3770 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3772 * i386.c (override_options): Add sorry about not suported modes.
3774 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3776 * config/pa/som.h (NM_FLAGS): Remove.
3777 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3778 (ASM_OUTPUT_SECTION_NAME): Remove.
3779 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3781 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3783 * regrename.c (regrename_optimize): Do not rename registers to
3786 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3788 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3789 contain MEMs. Remove useless distinction about clobbering
3792 2001-05-13 Geoff Keating <geoffk@redhat.com>
3794 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3795 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3796 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3797 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3798 (EXCEPTION_SECTION): Define.
3800 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3802 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3803 binary backward compat only.
3804 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3805 in LIB2FUNCS. Pass it to mklibgcc.
3806 * mklibgcc.in: Handle LIB2FUNCS_ST.
3808 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3810 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3812 * tm.texi (THREAD_MODEL_SPEC): Document it.
3813 * gcc.c (main): Use it.
3814 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3815 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3817 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3819 * rtl.h (SYMBOL_REF_WEAK): New macro.
3820 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3821 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3822 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3823 * gcc.texi: Remove wrong description.
3825 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3827 * Makefile.in (STAMP): New macro.
3828 Replace all uses of `touch' with $(STAMP).
3829 * fixinc/Makefile.in: Likewise.
3831 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3833 * configure.in: ldopen is never in -lexc, so don't test for it.
3834 Add test for exc_resume in -lexc for Ada.
3835 * configure: Regenerated.
3837 2001-05-12 Richard Henderson <rth@redhat.com>
3839 * dwarf2asm.c (size_of_encoded_value): New function.
3840 * dwarf2asm.h: Declare it.
3841 * except.c (output_function_exception_table): Align the TType
3842 array only as wide as the encoding.
3844 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3846 * extend.texi: Document #pragma GCC java_exceptions.
3848 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3850 * c-parse.in (bison parser, init_reswords): Remove uses of
3852 * c-tree.h (doing_objc_thang): Remove.
3854 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3856 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3857 about files not ending in newlines.
3859 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3861 * dwarfout.c (dwarfout_init): Add cast.
3862 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3863 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3865 * method.c (build_mangled_C99_name): Remove unused prototype.
3867 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3869 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3871 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3873 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3874 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3876 2001-05-11 Richard Henderson <rth@redhat.com>
3878 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3879 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3880 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3881 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3882 (dw2_output_indirect_constants): Prototype.
3883 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3884 current_function_func_begin_label if we'll need it for EH. Exit
3885 early for IA64_UNWIND_INFO.
3886 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3887 (eh_data_format_name): Update for indirect references.
3888 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3889 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3890 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3891 define HAVE_eh_return etc.
3892 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3893 (final_end_function): Don't call output_function_exception_table.
3894 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3895 (rest_of_compilation): Invoke output_function_exception_table
3896 for ia64 before assemble_end_function.
3897 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3898 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3900 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3901 * unwind.h: Declare them.
3902 * libgcc-std.ver: Export them.
3903 * unwind-pe.h: New file.
3905 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3907 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3909 (find_fde_for_dso): Extract DT_PLTGOT.
3910 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3911 the segment and gp as well.
3912 * config/ia64/frame-ia64.c: Remove file.
3913 * config/ia64/frame-ia64.h: Remove file.
3914 * config/ia64/unwind-ia64.c: New file.
3915 * config/ia64/unwind-ia64.h: New file.
3916 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3917 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3918 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3919 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3920 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3921 (IA64_UNWIND_INFO): Re-enable.
3922 (HANDLER_SECTION): Remove.
3923 (EH_RETURN_DATA_REGNO): New.
3924 * config/ia64/ia64.md (exception_receiver): Remove.
3925 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3926 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3928 2001-05-11 Richard Henderson <rth@redhat.com>
3930 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3931 calls and jumps to be bundled together.
3932 (ia64_reorg): Emit a break after a noreturn call that ends
3934 * config/ia64/ia64.md (break_f): New.
3936 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3938 * c-lex.c (lex_charconst): Convert into a simple wrapper
3939 around cpp_interpret_charconst, to which most of the code
3941 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3942 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3943 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3944 (lex): Use cpp_interpret_charconst.
3945 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3946 hex_digit_value): New functions.
3947 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3948 * cpplib.h (cpp_interpret_charconst): New prototype.
3949 * Makefile.in: Update.
3951 2001-05-12 Dean Wakerley <dean@wakerley.com>
3953 * doc/install.texi: New file. Converted to texinfo from the HTML
3954 documentation in wwwdocs/htdocs/install.
3956 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3958 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3959 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3961 * toplev.c (compile_file): Move comment for opening output
3962 file to just before the code that opens the output file.
3964 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3966 * regmove.c (regmove_optimize): Suppress the optimization for
3967 unchanging destination register. Add comment above function.
3969 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3971 * Makefile.in: Exterminate all references to assert.h.
3972 * cross-make: Likewise.
3974 * configure.in: Correct commentary.
3975 * configure: Regenerate.
3977 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3980 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3981 config/t-netbsd, config/t-rtems, config/x-linux,
3982 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3983 No need to override INSTALL_ASSERT_H.
3985 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3986 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3987 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3989 2001-05-11 Graham Stott <grahams@redhat.com>
3991 * combine.c (simplify_comparison): Fix typo.
3993 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3995 * loop.h (struct movables): Remove `num'.
3996 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3997 Adjust call to strength_reduce.
3998 (num_unmoved_movables): New function.
3999 (move_movables): Don't set movables->num.
4000 (strength_reduce): Compute the number of instructions in the loop
4001 here, rather than in the caller.
4002 (check_dbra_loop): Always clear reversible_mem_store if there
4003 are any memory sets.
4004 (loop_regs_scan): Don't count instructions here.
4005 (count_insn_in_loop): New function.
4007 2001-05-11 Mark Mitchell <mark@codesourcery.com>
4009 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
4011 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
4013 * c-common.c (finish_label_expr): New function, lifted from
4014 from cp/semantics.c.
4015 * c-common.h (finish_label_expr, lookup_label): New prototypes.
4016 * c-parse.in: Move 3 blocks of parser code into new functions.
4017 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
4018 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
4019 (lookup_label): Remove.
4021 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
4023 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
4024 FLOAT_BIT_ORDER_MISMATCH.
4026 2001-05-10 David Edelsohn <edelsohn@gnu.org>
4028 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
4029 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
4031 2001-05-10 David Edelsohn <edelsohn@gnu.org>
4033 * expr.c (emit_group_load): extract_bit_field requires a REG or
4036 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
4038 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
4039 a computed jump into an unconditional jump.
4040 In second hunk of code for collapsing computed and conditional jumps
4041 into unconditional jumps, reemit the jump in additional cases.
4043 * jump.c (jump_optimize_1): Do not wrap the new jump target
4044 inside a LABEL_REF; gen_jump will do that automatically.
4046 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
4048 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
4049 contents for a SYMBOL_REF in case of floating point constants.
4051 2001-05-10 DJ Delorie <dj@redhat.com>
4053 * c-common.c (combine_strings): Widen strings in a
4054 host-endian-independent way.
4056 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
4058 * c-parse.in: Remove many shift/reduce conflicts. Update
4060 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
4061 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
4062 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
4063 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
4064 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
4065 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
4066 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
4067 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
4068 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
4069 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
4070 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
4071 typespec_reserved_nonattr, typespec_reserved_attr,
4072 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
4073 structsp_nonattr, components_notype, component_notype_declarator,
4074 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
4075 firstparm, setspecs_fp): New
4076 (typed_declspecs, reserved_declspecs, typed_typespecs,
4077 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
4078 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
4079 declmods_no_prefix_attr, nonempty_type_quals, structsp,
4080 type_quals): Remove. Users updated.
4081 (initdecls, notype_initdecls, after_type_declarator,
4082 parm_declarator, notype_declarator, absdcl1, components, ivars):
4083 Don't allow attributes at the start of a declarator; include them
4084 in the production containing the declarator instead. Always
4085 require type specifiers before trying to redeclare a typedef name.
4086 (typename): Allow for attributes but warn that they are ignored.
4087 (parmlist, firstparm, setspecs_fp): Include attributes in
4088 parmlist; suck them off the parser stack in firstparm using
4091 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
4093 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
4094 to determine if a block has an unconditional jump at its end.
4096 * jump.c (jump_optimize_1): When converting a conditional jump
4097 to an unconditional jump, build the jump using gen_jump instead
4098 of just modify operands in-place.
4100 2001-05-09 Zack Weinberg <zackw@stanford.edu>
4102 * cppinit.c (cpp_post_options): Shut off macro expansion if
4104 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
4105 IN_I directives only if the # is in column 1 and the directive
4106 name begins in column 2.
4107 * cppmain.c (scan_buffer): Insert a space between # and an
4108 identifier, when that identifier is a directive name.
4110 * tradcpp.c (struct file_buf): Add a pointer to the next entry
4111 in the header search path.
4112 (enum node_type): Add T_INCLUDE_NEXT.
4113 (directive_table): Add entry for include_next.
4114 (do_include_next): New function.
4115 (process_include): New routine, broken out of do_include.
4116 (finclude): Insert 'nhd' argument, to be copied into
4117 next_header_dir of the new buffer.
4118 (main): Adjust to match.
4119 * gsyslimits.h, limity.h: Un-indent #include_next.
4121 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
4123 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
4124 inclusion as a chapter of the GCC manual.
4125 * gcc.texi: Include objc.texi.
4126 * fdl.texi: Use @unnumberedsec for the addendum.
4127 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
4129 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4131 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
4133 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
4135 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
4136 handling of two-address insns.
4138 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
4140 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
4141 ../binutils/nm-new instead of ../binutils/nm.
4143 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4145 * i386.md (movdi splitter): Fix the splitting condition
4146 (float_extenddftf splitter): Fix mode.
4148 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4150 * genrecog.c (write_switch): Avoid outputting of switch for
4151 types wider than int.
4153 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
4155 * reload1.c (copy_eh_notes): New function.
4156 (emit_input_reload_insns): Call it.
4157 (emit_output_reload_insns): Call it.
4159 2001-05-07 Zack Weinberg <zackw@stanford.edu>
4161 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
4163 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
4164 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
4166 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
4168 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
4170 * pa.md (interspace_jump): Revise comment.
4171 (builtin_longjmp): Block initial setup insns from delay slot of
4173 (builtin_setjmp_receiver): New expander to save and restore PIC
4176 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
4178 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
4180 * toplev.c (compile_file): Set up the output file before we call
4181 the various initializers for the compiler.
4183 * except.c (sjlj_mark_call_sites): Do not search for assignments to
4184 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
4186 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
4187 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
4189 2001-05-06 Zack Weinberg <zackw@stanford.edu>
4191 * Makefile.in (tradcpp0): Correct typo in dependency list.
4193 2001-05-06 Geoff Keating <geoffk@redhat.com>
4195 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
4196 the link register if we're not going to use it.
4198 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
4199 (output_function_profiler): Likewise.
4201 2001-05-07 Alan Modra <amodra@one.net.au>
4203 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
4205 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
4207 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
4208 zero-extend it. Make abs_inc unsigned.
4210 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
4211 widest mode in narrowing and widening operations.
4213 * config/mips/mips.md: Sign extend CONST_INTs.
4215 2001-05-06 Andreas Jaeger <aj@suse.de>
4217 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
4218 (i386 Options): Document -momit-leaf-frame-pointer.
4220 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4222 * c-typeck.c (internal_build_compound_expr): Check for
4223 array to pointer conversion just once.
4225 2001-05-05 Richard Henderson <rth@redhat.com>
4227 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
4229 2001-05-05 Richard Henderson <rth@redhat.com>
4231 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
4232 to the parent of the fixup region.
4234 2001-05-05 Jakub Jelinek <jakub@redhat.com>
4236 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
4238 * cpp.texi (__NO_INLINE): Document it.
4240 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4242 * cppfiles.c (struct include_file): New member err_no.
4243 (find_or_create_entry): Set it.
4244 (open_file): Don't set fds to -2. Instead, use err_no to
4245 remember previous errors, if any.
4247 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4249 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
4250 between X and Y by using sequences of xgdx and xgdy.
4252 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4254 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
4255 of '!' for the 'D' alternative ('!' is too strong).
4256 ("*logicalsi3_silshl16"): Likewise.
4257 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
4258 ("movstrictsi"): Remove spurious '+'.
4259 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
4260 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
4261 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
4264 2001-05-04 David Edelsohn <edelsohn@gnu.org>
4266 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
4268 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
4270 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
4273 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4275 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
4278 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4280 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
4281 soft register, use ror instead of rol.
4283 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4285 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
4286 into account pre/post increment decrement for 68HC12.
4287 Fix other problems in replacement and fix call to reg_mentioned_p.
4289 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4291 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
4292 Put the soft registers in bss for 68HC12.
4293 (L_regs_d3_4): New for _.d3 and _.d4.
4294 (L_regs_d5_6): Likewise.
4295 (L_regs_d1_2): Likewise.
4296 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
4298 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4300 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
4301 to the pre-processor when -fshort-double is specified.
4302 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
4304 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4306 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
4307 (__mulsi3): Rewrite for 68HC12.
4308 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
4309 Mark 'x' constraint with earlyclobber to prevent a
4310 RELOAD_FOR_OTHER_ADDRESS to go in it.
4311 (mulhi3_m68hc12): New pattern.
4312 (mulhi3_m68hc11): Rename of mulhi3.
4313 (mulhi3): New expand for 68HC12 optimisation.
4314 (umulhisi3, mulhisi3): New patterns for 68HC12.
4316 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4318 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
4319 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
4320 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
4322 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4324 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
4325 constants cheap after reload.
4326 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
4328 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
4329 so that gcc prefers a shift by 16.
4330 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
4332 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
4334 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
4336 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4338 * alpha.h: NULL_PTR -> NULL.
4345 * i386.md: Likewise.
4348 * m68hc11.h: Likewise.
4349 * rs6000.h: Likewise.
4352 * sparc.h: Likewise.
4356 * final.c: Likewise.
4358 * recog.c: Likewise.
4360 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4362 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
4363 `bool' parameter to `int'.
4365 * hash.c (hash_lookup): Likewise.
4367 * hash.h (hash_lookup): Likewise.
4369 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
4371 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4373 * i386.c (x86_initialize_trampoline): Fix mode of constant.
4375 2001-05-03 Geoff Keating <geoffk@redhat.com>
4377 * invoke.texi (i386 Options): Delete references to -malign-jumps,
4378 -malign-loops, -malign-functions.
4379 * i386.c (ix86_align_funcs): Delete.
4380 (ix86_align_loops): Delete.
4381 (ix86_align_jumps): Delete.
4382 (override_options): Mark -malign-* as obsolete. Emulate their
4383 behaviour with the -falign-* options. Default -falign-* from
4384 the processor table.
4385 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
4386 patch of Wed May 2 13:09:36 2001.
4387 (LOOP_ALIGN): Delete.
4388 (LOOP_ALIGN_MAX_SKIP): Delete.
4389 (LABEL_ALIGN_AFTER_BARRIER): Delete.
4390 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
4392 2001-05-04 Andreas Jaeger <aj@suse.de>
4394 * except.h: Add prototype declaration for
4395 expand_builtin_init_dwarf_reg_sizes.
4397 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
4399 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
4401 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4403 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
4405 ("bitcmpqi2"): New pattern for bit-extract and test.
4406 ("bitcmphi"): New pattern for bitb/bita instructions.
4408 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4410 * gccbug.in: Use a temporary directory when the mktemp command is
4413 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4415 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
4417 (INITIALIZE_TRAMPOLINE): Call it.
4418 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
4419 (TRAMPOLINE_TEMPLATE): Remove.
4420 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
4421 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
4424 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4426 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
4427 and crtendS.o with PIC.
4429 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4431 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
4433 (___subdi3, ___adddi3): Use x instead of y as index register.
4434 (__init_bss_section, __map_data_section): Optimize for 68HC12.
4435 (__memset, __memcpy): Likewise.
4436 (regs): Put the soft registers in bss for 68HC12.
4437 (abort): Use trap to abort for 68hc12.
4438 (__mulhi3, __mulhi32): Use emul for 68hc12.
4439 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
4441 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4443 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
4444 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
4445 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
4446 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
4447 Set 68HC12 min offset to -65536.
4448 (print_operand): Put parenthesis arround the operand if it refers
4449 to a symbol having the same name as a register.
4450 (m68hc11_z_replacement): When z register is replaced by its
4451 equivalent soft register, force the insn to be re-recognized.
4452 (m68hc11_check_z_replacement): Fix the test when destination is
4453 the index register and z dies in the insn.
4454 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
4456 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4458 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
4459 costs according to processor variant.
4460 (m68hc11_shift_cost): New function to compute shift costs.
4461 (m68hc11_rtx_costs): Define costs according to processor variant.
4462 (m6811_cost): Costs for 68HC11.
4463 (m6812_cost): Costs for 68HC12.
4464 (COSTS_N_INSNS): Remove.
4466 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
4467 (DEFAULT_RTX_COSTS): Remove.
4468 (CONST_COSTS): Define costs according to OUTER_CODE.
4469 (processor_costs): New struct to define costs.
4470 (m68hc11_cost): Pointer to current costs.
4472 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4474 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
4475 and use m68hc11_notice_keep_cc when using leax/leay.
4476 (addhi3 split): Reject split if the insn is handled by
4478 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
4479 push must be handled in a special way if the source operand uses
4480 sp as index register.
4481 (m68hc11_notice_keep_cc): New function.
4482 (m68hc11_gen_movhi): Use it when an insn changes a register but
4484 (m68hc11_gen_movqi): Fix move for 68HC12.
4485 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
4487 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4489 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4490 and don't pass operands[0] to emit_library_call_value.
4492 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4494 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4495 (zero_extendsi split): Simplify and use (zero_extendhi).
4496 (*addhi3): Remove 'w' constraint since stack pointer is handled
4498 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4499 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4500 (*ashrhi3_const): Fix shift by 7.
4501 (*lshrsi3_const16): Fix template.
4502 (call, call_value): Fix constraint and predicate.
4504 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4506 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4507 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4508 (CC_REGNUM): Likewise.
4509 (*unnamed splits): Use above constants instead of hard coded numbers.
4510 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4511 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4512 (*return_16bit, *unnamed peepholes): Likewise.
4514 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4516 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
4517 rs6000/rs6000.h twice.
4519 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
4521 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
4522 (CPP_SPEC): Conditionally define MSDOS and GO32.
4523 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
4524 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
4526 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
4528 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4530 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
4532 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4534 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4535 * integrate.c (expand_inline_function): Use xcalloc to allocate
4537 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4540 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4542 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4545 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4547 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
4548 linker if -mrelax is given.
4549 (TARGET_SWITCHES): Document -mrelax.
4551 Re-installed 2001-01-09's patch:
4552 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4553 if it's wider than long and the target's long is wider than the
4556 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4558 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4559 directly include rs6000/rs6000.h. Instead do it in tm.h.
4561 2001-05-02 Stan Shebs <shebs@apple.com>
4563 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4564 NSConstantString for NeXT-style runtimes.
4565 (STRING_OBJECT_GLOBAL_NAME): New macro.
4566 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4567 OCTI_STRING_CLASS_DECL.
4568 (constant_string_global_id): New macro.
4569 (string_class_decl): Ditto.
4570 (setup_string_decl): New function.
4571 (build_objc_string_object): Use it to build a NeXT runtime
4572 compatible string initializer.
4574 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4576 * tradcpp.c (do_define): Make sure we don't walk past limit.
4578 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4580 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4581 offsets if not REG_OK_STRICT.
4583 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4584 (INT_REG_OK_FOR_INDEX_P): Likewise.
4585 (INT_REG_OK_FOR_BASE_P): Likewise.
4586 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4587 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4588 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4589 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4590 REG_OK_FOR_BASE_P. Take an additional parameter.
4591 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4592 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4593 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4594 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4595 rs6000_legitimate_address() and use it.
4596 * config/rs6000/rs6000.c: Update all callers.
4597 (rs6000_legitimate_address): New function.
4599 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4601 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4602 special_constant conditional blocks together.
4604 2001-05-02 Dale Johannesen <dalej@apple.com>
4606 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4608 (STRICT_ARGUMENT_NAMING): Define.
4609 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4610 function_arg_partial_nregs, setup_incoming_varargs): Remove
4611 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4614 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4616 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4618 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4621 * expr.c (store_field): Do nothing except elaborate side-effects if
4624 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4626 * c-lex.c: NULL_PTR -> NULL.
4628 * emit-rtl.c: Likewise.
4630 * genpeep.c: Likewise.
4632 * mips-tdump.c: Likewise.
4633 * reload1.c: Likewise.
4634 * rtlanal.c: Likewise.
4636 * stor-layout.c: Likewise.
4637 * toplev.c: Likewise.
4639 2001-05-01 Per Bothner <per@bothner.com>
4641 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4642 call do_pending_stack_adjust before emiting label.
4644 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4646 * extend.texi: Fix typo.
4648 2001-05-01 Stan Shebs <shebs@apple.com>
4650 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4651 of UOBJC_MODULES_decl.
4652 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4653 (generate_descriptor_table): Ditto.
4654 (generate_protocols): Ditto.
4655 (generate_protocol_list): Ditto.
4656 (generate_classref_translation_entry): Ditto.
4658 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4660 * invoke.texi (Optimize Options): Add documentation for `--param
4661 max-delay-slot-insn-search' and `--param
4662 max-delay-slot-live-search' and reorder --param section.
4663 * params.def: Modify initial comment.
4664 * params.h (param_info): Add `help' member.
4665 * toplev.c (lang_independent_params): Include `help' description.
4666 (display_help): Print --param parameters.
4668 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4670 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4671 Remove references to deleted files.
4672 (*-*-openbsd): No need to override xmake_file.
4673 (*-*-sysv4): Treat like *-*-sysv.
4675 * configure.in: Probe for ldopen in various places, and set up
4676 collect2 to be linked with them if found.
4677 Don't dink with Windows registry stuff unless $host_os is a
4678 Win32 os name. Check to see if we need -ladvapi32.
4679 * configure: Regenerate.
4681 * Makefile: Get rid of CLIB and HOST_CLIB.
4682 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4683 * build-make: Get rid of HOST_CLIB.
4685 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4686 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4687 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4688 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4689 config/rs6000/x-rs6000: Delete.
4691 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4694 24 x-host fragments remain, 0 x-cpu, 3 top level.
4696 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4698 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4699 * configure: Regenerate.
4701 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4703 * Makefile.in (install-headers): Remove redundant dependency.
4705 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4707 * c-tree.texi (USING_STMT): Document.
4709 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4711 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4712 * c-common.c: Likewise.
4713 * c-decl.c: Likewise.
4714 * combine.c: Likewise.
4715 * rs6000.c: Likewise.
4716 * except.c: Likewise.
4717 * explow.c: Likewise.
4719 * fold-const.c: Likewise.
4720 * function.c: Likewise.
4723 * integrate.c: Likewise.
4725 * objc/objc-act.c: Likewise.
4726 * recog.c: Likewise.
4727 * reg-stack.c: Likewise.
4728 * reload.c: Likewise.
4729 * reload1.c: Likewise.
4730 * simplify-rtx.c: Likewise.
4732 * varasm.c: Likewise.
4734 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4736 * diagnostic.def: New file.
4737 * diagnostic.h (diagnostic_t): New enum.
4738 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4740 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4742 * tsystem.h: Test only POSIX for availability of string.h
4744 * config.gcc (all systems): If USG appeared in xm_defines,
4745 change it to POSIX. If both USG and POSIX appeared, just
4746 delete USG. Remove unnecessary quotes around xm_defines
4748 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4749 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4750 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4751 powerpc-*-linux*): No need to set xm_defines - handled by
4752 global settings for *-*-linux*.
4754 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4756 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4757 Always include gstab.h, not system stab.h. Don't provide
4758 default definitions of N_CATCH or N_OPT. Always use the
4759 gstab.h variant of STAB_CODE_TYPE.
4760 * final.c: Don't include stab.h/gstab.h at all, or provide
4761 defaults for N_SLINE and N_SOL.
4763 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4764 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4766 * sdbout.c: Always include gsyms.h instead of system syms.h.
4768 * configure.in: No need to check for stab.h.
4769 * configure, config.in: Regenerate.
4770 * Makefile.in (final.o): Don't depend on gstab.h.
4772 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4773 Richard Henderson <rth@redhat.com>
4775 * extend.texi: Improve documentation of volatile asms.
4777 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4779 * c-tree.texi: Fix thinko.
4780 * gcc.texi: Likewise.
4782 2001-04-30 Richard Henderson <rth@redhat.com>
4784 * c-common.c (c_promoting_integer_type_p): New function, from the
4785 corpse of old macro. Properly promote too-small enumerations and
4786 booleans. Adjust all callers.
4787 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4788 (c_promoting_integer_type_p): Declare.
4789 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4790 * c-typeck.c: Likewise.
4791 (default_conversion): Remove now redundant boolean check.
4793 2001-04-30 Jan Hubicka <jh@suse.cz>
4794 Richard Henderson <rth@redhat.com>
4796 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4798 (combine_stack_adjustments_for_block): Don't combine stack
4799 allocation followed by deallocations. Handle grow-up stacks.
4801 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4803 * fdl.texi: New file.
4804 * c-tree.texi: Use the GFDL.
4805 * gcc.texi: Likewise.
4807 2001-04-30 Stan Shebs <shebs@apple.com>
4809 * invoke.texi: Add a section documenting Objective-C options.
4811 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4813 * emit-rtl.c (try_split): Copy EH notes to sequence.
4815 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4817 * regmove.c (record_stack_memrefs): Catch all references to the
4820 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4822 * Makefile.in (stmp-fixinc): quote shell assignment values
4824 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4826 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4830 * prefix.c: Likewise.
4832 2001-04-28 Stan Shebs <shebs@apple.com>
4834 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4835 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4836 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4837 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4839 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4840 (NEXT_OBJC_RUNTIME): Define.
4842 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4844 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4845 * simplify-rtx.c (simplify_gen_relational): Likewise.
4847 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4849 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4850 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4852 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4853 registers in SSE case; fix handling of the immediates.
4854 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4855 operands to be in regsiters before reload.
4856 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4857 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4858 (abstf,absxf,negtf,negxf splitters): Compute
4859 properly the regnum for x86_64.
4860 (avsdf2_if_rex64): New.
4862 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4864 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4865 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4866 into the constant pool.
4867 * jump.c (jump_optimize_1): Remove barrier successors after all
4868 the LABEL_NUSES counds have been computed.
4869 (delete_barrier_successors): When deleting a tablejump insn, also
4870 delete the jump table it uses.
4871 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4874 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4876 * pa.c (FRP): Remove erroneous white space in macro definition.
4878 2001-04-28 Andreas Jaeger <aj@suse.de>
4880 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4882 * extend.texi: Likewise.
4883 * tm.texi: Likewise.
4885 2001-04-28 Andreas Jaeger <aj@suse.de>
4887 * md.texi: Use XX-bit instead of XXbit or XX bit where
4890 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4892 * gcc.c (process_command): Allow -l lib in addition to -llib
4893 for POSIX compliance. This fixes PR c/2347.
4895 * invoke.texi: Update section on Link Options accordingly.
4897 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4899 * function.c (purge_addressof_1): Remove the duplicate
4900 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4903 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4905 * except.c (expand_eh_region_start): Don't start a new block.
4906 (expand_eh_region_end): Don't end a block.
4907 * stmt.c (expand_end_bindings): Don't end EH blocks.
4908 (expand_decl_cleanup): Starting an EH region won't change the block.
4909 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4910 (is_eh_region): Lose.
4913 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4915 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4917 * collect2.c (main): Add `-L' case to remove duplicate entries.
4918 (is_in_args): New function to check for a duplicate argument.
4919 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4920 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4921 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4922 Define to be nonzero.
4924 2001-04-27 Andreas Jaeger <aj@suse.de>
4925 Richard Henderson <rth@redhat.com>
4927 * md.texi (Machine Constraints): Document additional i386
4928 constraints and fix description of "A".
4930 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4932 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4934 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4936 * except.c (get_exception_filter): word_mode, not Pmode.
4938 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4940 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4941 common to other movsf patterns. Move up so that in future
4942 people who change the other patterns will change it too.
4943 (movsf_lo_sum): Allow even for soft-float; add appropriate
4945 (movsf_high): Likewise.
4946 (movsf_high+1): Allow even for soft-float.
4948 * function.c (expand_function_end): Always clobber the
4949 return registers, even if there is no return label.
4951 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4953 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4955 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4957 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4958 (pushqi2_rex64, pushhi2_rex64): Add.
4960 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4962 * except.c (expand_eh_region_end_cleanup): Force pending stack
4963 adjust before emitting label that branches around cleanup code.
4965 2001-04-26 H.J. Lu (hjl@gnu.org)
4967 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4969 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4971 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4972 (ASM_OUTPUT_SECTION_NAME): Likewise.
4973 (ASM_WEAKEN_LABEL): Likewise.
4974 (UNIQUE_SECTION): Likewise.
4975 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4976 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4977 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4978 (ASM_OUTPUT_SECTION_NAME): Likewise.
4979 (ASM_WEAKEN_LABEL): Likewise.
4980 (UNIQUE_SECTION): Likewise.
4981 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4982 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4983 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4984 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4985 (ASM_FILE_START): Likewise.
4986 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4987 (ASM_DECLARE_OBJECT_NAME): Likewise.
4988 (ASM_FILE_END): Likewise.
4989 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4990 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4991 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4992 (ASM_OUTPUT_CASE_LABEL): Likewise.
4993 (ASM_OUTPUT_SKIP): Likewise.
4994 (ASM_OUTPUT_ASCII): Likewise.
4995 (ASM_OUTPUT_IDENT): Likewise.
4996 (READONLY_DATA_SECTION): Likewise.
4997 (EXTRA_SECTIONS): Likewise.
4998 (EXTRA_SECTION_FUNCTIONS): Likewise.
4999 (SELECT_RTX_SECTION): Likewise.
5000 (SELECT_SECTION): Likewise.
5002 * config/mips/linux.h (INVOKE__main): Undefine.
5003 (CTOR_LIST_BEGIN): Likewise.
5004 (CTOR_LIST_END): Likewise.
5005 (DTOR_LIST_BEGIN): Likewise.
5006 (DTOR_LIST_END): Likewise.
5007 (SET_ASM_OP): Defined it to ".dummy".
5008 (ASM_OUTPUT_DEF): Defined.
5009 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
5011 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
5013 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
5014 assembler supports .p2align.
5016 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
5018 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
5020 2001-04-26 Jakub Jelinek <jakub@redhat.com>
5022 * integrate.c (expand_inline_function): Check for error_mark_node
5025 2001-04-26 Jakub Jelinek <jakub@redhat.com>
5027 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
5030 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
5032 * configure.in (configargs.h): Define thread_model.
5033 * configure: Rebuilt.
5034 * gcc.c (main): Print it with -v.
5036 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
5038 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
5039 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
5040 * gcc.1: Regenerate.
5042 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5044 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
5045 is_redundant_typedef): Use static inline instead of inline static.
5047 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
5049 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
5050 this directory is always searched.
5052 2001-04-25 Richard Henderson <rth@redhat.com>
5054 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
5055 of registers to restore along non eh_return path.
5057 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5059 * c-format.c (check_format_info_recurse): Handle
5060 PLUS_EXPR for format string.
5062 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5064 * config/ia64/ia64.h (CC1_SPEC): Define.
5065 * config/ia64/linux.h (CC1_SPEC): Define.
5067 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
5069 * emit-rtl.c (constant_subword): Also do sign extension in
5070 BITS_PER_WORD == 16 case.
5072 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
5074 * loop.c (try_swap_copy_prop): Go back to checking insn.
5076 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5078 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
5079 if check_mode is non-zero.
5081 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5083 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
5084 out and comparison sequence has been detected, put result into
5085 proper temporary pseudo.
5087 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5089 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
5090 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
5091 * libgcc2.c: Remove __dummy and __builtin_saveregs.
5092 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
5093 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
5094 for future reference.
5096 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
5098 * except.c (reachable_handlers): Step out one level from a RESX.
5100 * except.c (struct eh_region): Rename 'last' to 'resume'.
5101 (mark_eh_region, duplicate_eh_region_1): Adjust.
5102 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
5103 (build_post_landing_pads): Likewise.
5104 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
5105 (expand_eh_region_end_must_not_throw): Likewise.
5106 (connect_post_landing_pads): Thread (only) regions with non-deleted
5109 * except.c (expand_eh_region_end_cleanup): Save the EH return data
5110 registers around the cleanup.
5111 (get_exception_filter): New fn.
5112 (finish_eh_generation): Use it.
5114 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
5116 * c-semantics.c (add_scope_stmt): Don't call
5117 current_scope_stmt_stack multiple times.
5119 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5120 Nathan Sidwell <nathan@codesourcery.com>
5122 Lazy __FUNCTION__ generation.
5123 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
5124 RID_C99_FUNCTION_NAME): New _RIDs.
5125 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
5126 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
5127 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
5129 (function_id_node, pretty_function_id_node, func_id_node): Remove.
5130 (c99_function_name_decl_node, function_name_decl_node,
5131 pretty_function_name_decl_node, saved_function_name_decls):
5133 (struct language_function): Remove x_function_name_declared_p.
5134 (make_fname_decl): Remove a parameter.
5135 (declare_function_names): Remove prototype.
5136 (start_fname_decls, finish_fname_decls): Prototype.
5137 (fname_as_string): Likewise.
5138 (fname_string, fname_decl): Likewise.
5139 * c-common.c (make_fname_decl): Adjust.
5140 (struct fname_var_t): New struct.
5141 (fname_vars): New static array.
5142 (declare_function_name): Remove.
5143 (start_fname_decls, finish_fname_decls): New functions.
5144 (fname_as_string): New function from remnants of
5145 declare_function_name.
5146 (fname_string, fname_decl): New functions.
5148 * c-decl.c (c_function_name_declared_p): Remove.
5149 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
5150 don't call declare_function_name. Call start_fname_decls.
5151 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
5152 clobber the line number. Call finish_decl.
5153 (start_function): Call start_fname_decls.
5154 (finish_function): Call finish_fname_decls.
5155 Remove c_function_name_declared_p.
5156 (push_c_function_context): Don't push c_function_name_declared_p.
5157 (pop_c_function_context): Don't pop c_function_name_declared_p.
5158 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
5159 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
5160 (program): Call finish_fname_decls for C.
5161 (primary): Add VAR_FUNC_NAME.
5162 (reswords): Add slots for __FUNCTION__ et al.
5163 (rid_to_yy): Add mappings for __FUNCTION__ et al.
5164 (yylexname): If it's a STRING_FUNC_NAME generate the function name
5165 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
5166 * c-semantics.c (prune_unused_decls): Remove.
5167 (finish_stmt_tree): Don't call prune_unused_decls.
5168 (genrtl_decl_stmt): Don't prune unused decls here.
5170 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
5172 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
5173 constant pool, use the pool's SYMBOL_REF instead.
5175 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
5178 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
5180 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
5181 passing nested NOP_EXPRs to fold.
5183 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
5185 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
5187 2001-04-22 Mark Mitchell <mark@codesourcery.com>
5189 * loop.c (loop_delete_insns): Add prototype.
5191 2001-04-23 Phil Edwards <pme@sources.redhat.com>
5193 * configure.in: Remove ENABLE_STD_NAMESPACE.
5194 * config.in: Regenerated.
5195 * configure: Regenerated.
5197 2001-04-22 Stan Shebs <shebs@apple.com>
5199 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
5201 * config/rs6000/xm-darwin.h: Remove file.
5203 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5205 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
5206 (write_c_file_stat): Likewise.
5208 * dbxout.c (dbxout_init): Likewise.
5210 * profile.c (output_func_start_profiler): Likewise.
5212 2001-04-22 Philipp Thomas <pthomas@suse.de>
5214 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
5215 require it instead of the CVS version.
5216 * cpperror.c (v_message): Put a blank before the macro
5217 body to not confuse exgettext.
5219 2001-04-21 Mark Mitchell <mark@codesourcery.com>
5221 * flow.c (proagate_one_insn): Remove useless assignment.
5222 * jump.c (delete_insn): Tidy.
5223 * loop.c (try_copy_prop): When deleting an instruction with a
5224 REG_RETVAL note, delete the entire libcall sequence.
5225 (loop_delete_insns): New function.
5226 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
5227 we're not substituting into them yet.
5229 2001-04-21 Kazu Hirata <kazu@hxi.com>
5231 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
5233 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
5235 * config/i960/i960.c (signed_arith_operand): Likewise.
5237 * calls.c (expand_call): Fix a comment typo.
5239 2001-04-20 Zack Weinberg <zackw@stanford.edu>
5241 * configure.in: Probe for times, clock, struct tms, and clock_t.
5242 * configure, config.in: Regenerate.
5243 * timevar.c: Replace ifdef forest in get_time with (relatively)
5244 straightforward series of checks based on autoconf's probes.
5246 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
5248 * config/pa/som.h (NM_FLAGS): Define.
5250 2001-04-20 Bernd Schmidt <bernds@redhat.com>
5252 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
5254 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
5255 * ia64.c (nop_cycles_until): New function.
5256 (prev_cycle, prev_first, last_issued): New static variables.
5257 (ia64_sched_reorder): Additional arg for clock.
5258 On final scheduling pass, emit extra NOPs as needed.
5259 Set prev_first and prev_cycle.
5260 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
5261 (ia64_variable_issue): Set last_issued.
5263 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
5265 * config/i386/i386.c (ix86_expand_int_movcc,
5266 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
5268 2001-04-20 Geoff Keating <geoffk@redhat.com>
5270 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
5271 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
5272 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
5273 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
5274 ctrdi_internal6): In the short-branch case, this insn is only 4
5275 bytes long. Reported by Reza Yazdani <reza@apple.com>.
5277 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5279 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
5280 "=u" is used together with "st" resp. "st(1)" clobber.
5282 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5284 * gcse.c (gcse_main): Fix comment typo.
5285 (delete_null_pointer_check): Likewise.
5286 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
5287 * cse.c (cse_insn): Likewise.
5288 * function.c (fixup_var_refs_insns_with_hash): The sequence is
5291 2001-04-19 Zack Weinberg <zackw@stanford.edu>
5293 * toplev.c: Excise all code for the undocumented -dm option.
5294 (float_signal): Call signal just once, unconditionally.
5296 2001-04-19 Geoff Keating <geoffk@redhat.com>
5298 * fold-const.c (fold): Use first_rtl_op rather than
5299 TREE_CODE_LENGTH when looping over parameters of a tree.
5300 Correct strange grouping in test for evaluated SAVE_EXPR.
5302 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
5304 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
5305 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
5307 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
5308 name at 32 total characters.
5309 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
5310 functions in named sections -- data items can still go into unique
5311 sections, but they have normal names (ie $LIT$ and $DATA$).
5313 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
5316 2001-04-19 DJ Delorie <dj@redhat.com>
5318 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5319 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
5320 * config/i386/cygwin.h: Likewise.
5321 * config/i386/mingw32.h: Likewise.
5322 * config/vax/vms.h: Likewise.
5323 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
5325 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5326 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
5327 * config/i386/xm-cygwin.h: Likewise.
5328 * config/i386/xm-djgpp.h: Likewise.
5329 * config/i386/xm-mingw32.h: Likewise.
5330 * config/vax/xm-vms.h: Likewise.
5332 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
5333 instead of OBJECT_SUFFIX.
5334 * collect2.c (find_a_file): Look for files matching the extension
5335 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
5336 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
5337 TARGET_EXECUTABLE_SUFFIX.
5338 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
5339 (make_relative_prefix): Likewise.
5340 (convert_filename): Use TARGET_ suffixes throughout. Remove
5342 (process_command): Likewise.
5343 (do_spec_1): Likewise.
5344 * java/lang.c (init_parse): Likewise.
5346 * gcc.texi : Document four new options matching the pattern
5347 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
5348 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
5349 documentation for NO_AUTO_EXE_SUFFIX.
5351 2001-04-19 Mark Mitchell <mark@codesourcery.com>
5353 * toplev.h (struct lang_hooks): Allow decode_option to indicate
5354 that language-independent processing should not be done.
5355 * toplev.c (main): Adjust accordingly.
5357 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
5358 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
5360 * mips.md (reload_outputdi): Require that operand0 be a
5363 2001-04-19 Jakub Jelinek <jakub@redhat.com>
5365 * invoke.texi (-Wshadow): Clarify.
5367 2001-04-18 Mark Mitchell <mark@codesourcery.com>
5369 * loop.c (load_mems): Examine all the instructions in the loop
5370 before concluding that all jumps branch to the first instruction
5373 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
5375 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
5377 2001-04-18 Jakub Jelinek <jakub@redhat.com>
5379 * cpp.texi (-Wwhite-space): Remove.
5380 (-Wall): -Wall does not imply -Wwhite-space.
5382 2001-04-17 Zack Weinberg <zackw@stanford.edu>
5384 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
5385 use it instead of blindly generating a .stabs.
5386 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
5388 * xcoffout.c: Don't bother defining default for N_CATCH.
5389 (UNKNOWN_STAB): Use internal_error.
5390 (stab_to_sclass): Remove now-unnecessary aborts.
5391 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
5393 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
5395 * jump.c (mark_all_labels): Canonicalize the tail recursion
5396 label attached to CALL_PLACEHOLDER insns.
5398 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5400 * output.h (dump_flow_info, free_basic_block_vars,
5401 which_alternative): Delete redundant prototypes.
5403 * rtl.h (bss_section): Likewise.
5405 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
5407 * dbxout.c (N_OPT): Define if not available from <stab.h>
5409 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5411 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
5412 libraries and native K&R compilers.
5414 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5416 * c-typeck.c (convert_arguments): Don't check for width changes
5419 * invoke.texi (-Wtraditional): Update documentation.
5421 2001-04-16 Zack Weinberg <zackw@stanford.edu>
5423 * toplev.c (output_lang_identify): Delete.
5424 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
5425 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
5426 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
5427 after calling ASM_FILE_END.
5429 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
5430 Instead, unconditionally emit an N_OPT stab with string equal
5431 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
5433 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
5435 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
5436 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
5437 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
5438 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
5439 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
5440 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
5441 config/i370/i370.h, config/i386/beos-elf.h,
5442 config/i386/osf1elf.h, config/i386/osfrose.h,
5443 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
5444 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
5445 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
5446 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
5447 config/mips/iris6.h, config/mips/osfrose.h,
5448 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
5449 config/sparc/sp64-elf.h:
5450 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
5451 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
5453 * config/elfos.h, config/freebsd.h, config/linux.h,
5454 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
5455 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
5456 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
5457 of ASM_FILE_START which merely emit a .version directive. Delete
5458 definitions of ASM_FILE_END which merely emit an .ident directive.
5460 * config/avr/avr.h, config/vax/vax.h: Delete definition of
5461 ASM_IDENTIFY_GCC and move part of its logic into
5464 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
5465 config/sparc/linux-aout.h: Don't emit .version directive in
5468 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
5469 (output_file_start): Correct comment.
5471 * config/i386/osfrose.h: Don't emit trailing .ident directive.
5472 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
5474 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
5475 * config/rs6000/aix.h: Correct comment.
5477 * config/i386/i386afe.h: Delete.
5478 * config.gcc: Remove references to i386afe.h.
5480 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
5481 other macros deleted by this patch were undocumented.
5483 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
5485 * pa.md (reload_outdi): Operand 0 must be a non hard register.
5487 * pa.c (secondary_reload_class): SAR<->FP copies require a
5490 * install.texi (mips-mips-bsd): Update list of functions
5491 required to include memmove.
5492 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
5493 used functions to include memmove.
5495 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
5497 * i386.md (sqrtdf2): SFmode should be DFmode.
5499 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
5501 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
5502 (find_moveable_store): Likewise.
5504 2001-04-15 Jim Wilson <wilson@redhat.com>
5506 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
5508 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5510 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
5511 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
5513 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5515 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
5518 2001-04-14 Alan Modra <amodra@one.net.au>
5520 * pa.c (force_mode): New function.
5521 (emit_move_sequence): Use it instead of generating new rtx_REGs.
5523 2001-04-13 Jim Wilson <wilson@redhat.com>
5525 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
5526 (first_instruction): New static variable.
5527 (rtx_needs_barrier): Return 1 for alloc.
5528 (init_insn_group_barriers): Set first_instruction.
5529 (rws_sum): Delete duplicate definition.
5530 (group_barrier_needed_p): Return 0 when first_instruction true.
5531 (safe_group_barrier_needed_p): Save and restore first_instruction
5532 around group_barrier_needed_p call.
5534 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
5536 * expr.h (enum libfunc_index): Add LTI_memmove.
5537 (memmove_libfunc): Define macro.
5538 * optabs.c (init_optabs): Initialize memmove_libfunc.
5539 * expr.c (expand_assignment): Use memmove_libfunc instead of
5542 2001-04-13 Alan Modra <alan@linuxcare.com.au>
5544 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
5547 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5549 * Makefile.in (reg-stack.o): Depend on reload.h.
5550 (insn-attrtab.o): Depend on flags.h.
5552 * genattrtab (main): Include flags.h in insn-attrtab.c.
5554 * reg-stack.c: Include reload.h.
5556 * sparc.h (flag_pic): Delete redundant declaration.
5558 * output.h (flag_pic): Likewise.
5560 * tree.h (pedantic): Likewise.
5562 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5564 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5566 * jump.c, regmove.c, toplev.c: Include reload.h.
5568 * reload.h (reload_cse_regs): Declare.
5570 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5571 reload_cse_regs, init_reload, mark_home_live, reload,
5572 init_caller_save): Delete redundant prototypes.
5574 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5576 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5578 * regclass.c, ssa.c: Include expr.h.
5580 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5581 gen_move_insn): Delete redundant declarations.
5583 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5585 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5586 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5587 MAKEINFO and MAKEINFOFLAGS too.
5588 (stage4_build): Correctly order -B flags.
5590 2001-04-13 Alan Modra <amodra@one.net.au>
5592 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5593 PIC_OFFSET_TABLE_SAVE_RTX.
5594 (zdepi_cint_p): Describe zdepi insn.
5595 Formatting and white space fixes throughout file.
5597 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5598 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5599 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5600 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5601 (output_64bit_and): Use plain `int's for shift counts.
5602 (output_64bit_ior): Likewise.
5603 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5604 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5607 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5608 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5609 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5610 NEW_HP_ASSEMBLER into one. Kill warnings.
5612 * pa-gas.h: Delete file.
5613 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5614 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5615 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5616 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5618 * config/pa/mill32.S: New file.
5619 * config/pa/mill64.S: New file.
5620 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5621 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5622 * config/pa/t-linux64: New file.
5623 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5624 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5625 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5627 * elfos.h (SELECT_SECTION): Undef before defining.
5628 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5629 (LIB_SPEC): Remove -lmilli.
5630 (DBX_REGISTER_NUMBER): Remove.
5631 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5632 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5633 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5634 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5635 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5636 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5637 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5638 TARGET_GAS): Define.
5639 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5640 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5641 regs if we don't have a prototype.
5642 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5643 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5644 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5645 EH_RETURN_HANDLER_RTX): Define.
5646 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5647 (DWARF_FRAME_REGNUM): Define.
5648 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5649 * pa32-linux.h: New file.
5650 * pa64-linux.h: New file.
5652 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5653 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5654 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5655 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5656 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5657 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5658 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5659 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5660 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5661 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5662 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5663 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5664 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5665 * pa64-hpux.h: New file.
5666 (ASM_FILE_START): Correct typo.
5667 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5668 * config.gcc: Modify for above.
5670 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5672 * jump.c (jump_optimize_1): Don't delete dead stores here.
5673 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5674 prior to running jump optimize before cse2.
5676 2001-04-12 Richard Henderson <rth@redhat.com>
5678 * Makefile.in (regmove.o): Depend on except.h.
5679 * regmove.c: Include it.
5681 2001-04-12 Stan Shebs <shebs@apple.com>
5683 * objc/objc-act.c: Remove all code ifdefed with the never-used
5684 macro OBJC_INT_SELECTORS.
5685 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5686 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5688 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5690 * config/pa/quadlib.c: Add prototypes.
5692 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5694 * bitmap.h (debug_bitmap): Delete redundant prototype.
5696 * rtl.h (get_frame_size): Likewise.
5698 2001-04-12 Jim Wilson <wilson@redhat.com>
5700 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5701 to just emit an fnorm.
5703 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5705 * c-common.h (truthvalue_conversion, type_for_mode,
5706 type_for_size): Delete redundant declarations.
5708 * c-lex.h (is_class_name): Likewise.
5710 * c-tree.h (pedantic, convert, getdecls, gettags,
5711 global_bindings_p, init_decl_processing, insert_block,
5712 maybe_build_cleanup, poplevel, print_lang_decl,
5713 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5714 set_block, incomplete_type_error, build_function_call,
5715 lvalue_or_else, mark_addressable): Likewise.
5717 * expr.h (expand_tree_builtin): Likewise.
5719 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5721 * invoke.texi: Document --param max-gcse-memory.
5723 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5725 * configure.in (errno): Check for declaration.
5726 * configure, config.in: Regenerated.
5728 * system.h (errno): Only declare if not already done.
5730 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5732 * recog.c (general_operand, immediate_operand,
5733 nonmemory_operand): Require CONST_INTs to be sign-extended
5734 values for their modes.
5736 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5738 * expmed.c (store_bit_field): Truncate CONST_INTs.
5739 (expand_mult_highpart, expand_divmod): Likewise.
5740 * expr.c (convert_modes, store_field): Likewise.
5741 * integrate.c (expand_inline_function): Use promote_mode() to
5742 determine whether to convert_modes() an argument as signed
5744 * optabs.c (expand_binop): Get CONST_INT operands
5745 sign-extended for their appropriate modes.
5746 * stmt.c (emit_case_nodes): Convert node values to the
5748 (expand_end_case): Convert minval and range to the appropriate
5750 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5751 the iteration variable.
5752 * varasm.c (immed_double_const): Don't require words to be
5753 narrower than host wide ints to properly sign-extend
5756 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5758 * sh.md (builtin_setjmp_receiver): New expander.
5760 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5762 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5763 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5764 for generating CONST_INT and CONST_DOUBLE.
5766 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5768 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5769 already sign-extended.
5770 (rs6000_emit_prologue): Make register iterator signed.
5771 (rs6000_emit_epilogue): Likewise.
5772 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5774 (movsf split, movdf split): Sign-extend CONST_INTs.
5775 (movdi splits): Likewise.
5777 2001-04-12 Kelley Cook <kelley.cook@home.com>
5779 * config-lang.in (lang_dirs): Add in zlib.
5781 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5783 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5784 operands that make it to RTL.
5786 2001-04-11 Stan Shebs <shebs@apple.com>
5788 Add Darwin (Mac OS X kernel) native support.
5789 * config.gcc (powerpc-*-darwin*): Add native bits.
5790 * config/darwin.c: New file, generic Darwin support functions.
5791 * config/darwin.h: New file, generic Darwin definitions.
5792 * config/darwin-protos.h: New file, generic Darwin prototypes.
5793 * rs6000/darwin.h: New file, Darwin for PowerPC.
5794 * rs6000/t-darwin: New file, Darwin makefile fragment.
5795 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5796 (TARGET_MACHO): Ditto.
5797 (rs6000_abi): Add ABI_DARWIN.
5798 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5799 (RS6000_SAVE_AREA): Ditto.
5800 (FP_ARG_MAX_REG): Ditto.
5801 (RETURN_ADDRESS_OFFSET): Ditto.
5802 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5804 (rs6000_emit_move): Add ABI_DARWIN cases.
5805 (print_operand): Ditto.
5806 (first_reg_to_save): Ditto.
5807 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5808 (debug_stack_info): Ditto.
5809 (rs6000_emit_prologue): Ditto.
5810 (rs6000_emit_epilogue): Ditto.
5811 (output_profiler_hook): Ditto.
5812 (output_function_profiler): Ditto.
5813 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5814 (output_mi_thunk): Add TARGET_MACHO case.
5815 (add_compiler_stub): Ditto.
5816 (output_compiler_stub): Ditto.
5817 (no_previous_def): Ditto.
5818 (output_call): Ditto.
5819 (machopic_output_stub): Ditto.
5820 (rs6000_machopic_legitimize_pic_address): Ditto.
5821 (toc_section): Ditto.
5822 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5823 (macho_high): Ditto.
5826 (load_macho_picbase): Ditto.
5827 (call): Add TARGET_MACHO case to modify function.
5828 (call_value): Ditto.
5829 (call_nonlocal_sysv): Add ABI_DARWIN case.
5830 (call_value_nonlocal_sysv): Ditto.
5831 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5833 (machopic_output_stub): Ditto.
5834 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5836 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5838 * dwarf2out.c (modified_type_die): Don't create new types here.
5839 * tree.h (get_qualified_type): New function.
5840 (build_qualified_type): Adjust comment.
5841 * tree.c (get_qualified_type): New function.
5842 (build_qualified_type): Use it.
5844 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5846 * cpp.texi (-Wtraditional): Update description.
5848 * invoke.texi (-Wtraditional): Likewise.
5850 2001-04-11 Jim Wilson <wilson@redhat.com>
5852 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5853 requires more than 64 bits of alignment.
5855 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5857 * cpplib.c (do_line): Sanity check iff enable checking.
5859 2001-04-11 Richard Henderson <rth@redhat.com>
5861 * Makefile.in (insn-recog.o): Depend on toplev.h.
5862 (insn-emit.o, doloop.o): Likewise.
5863 * genrecog.c, genemit.c: Include toplev.h in generated file.
5864 * doloop.c: Include toplev.h.
5866 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5868 * Makefile.in (gcse.o): Depend on params.h.
5869 * gcse.c: Include params.h.
5870 (gcse_main): Don't do GCSE if doing so will take inordinate
5872 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5873 * params.h (MAX_GCSE_MEMORY): New macro.
5875 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5877 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5879 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5881 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5883 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5885 * real.h (ereal_atof, real_value_truncate, target_isnan,
5886 target_isinf, target_negative, assemble_real, debug_real): Delete
5887 redundant prototypes.
5889 * Makefile.in (ifcvt.o): Depend on toplev.h.
5891 * c-semantics.c: Include expr.h.
5893 * ifcvt.c: Include toplev.h.
5895 * expr.h (rtx_equal_p): Delete prototype.
5897 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5898 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5899 eliminate_constant_term, expand_complex_abs, find_single_use,
5900 make_tree, init_expr_once, init_optabs, supports_one_only):
5903 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5904 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5905 expand_assignment, store_expr, emit_line_note_after,
5906 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5908 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5910 * sparc-protos.h: Delete redundant prototypes.
5912 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5914 * reload.c (push_reload): Add condition missed in SUBREG byte
5917 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5919 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5921 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5923 * i386.md (floatsisf_sse): Fix output template
5924 * i386.c (ix86_expand_fp_movcc)
5926 * reg-stack.c (emit_pop_insn): Handle complex modes.
5927 (move_for_stack_reg): Emit proper move mode.
5928 (subst_stack_regs_pat): Handle complex modes.
5930 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5932 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5934 2001-04-10 Richard Henderson <rth@redhat.com>
5936 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5937 (__pure_virtual, __terminate, __terminate_set_func,
5938 __default_terminate, __throw_type_match, __empty,
5939 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5940 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5941 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5942 Remove prototypes of deleted functions.
5944 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5946 * c-typeck.c (convert_arguments): -Wtraditional now activates
5947 -Wconversion warnings, except for changes in signed-ness.
5948 Detect complex<->int & int<->complex conversions as well.
5950 * invoke.texi (-Wtraditional): Document it.
5952 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5954 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5955 * flow.c (set_block_for_new_insns): Remove needless cast and
5956 properly check for unset block number.
5958 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5960 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5961 the subreg was a hard register. Pseudos are left as subregs.
5963 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5965 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5966 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5967 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5968 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5969 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5971 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5973 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5975 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5977 * output.h (set_block_num): Missed it earlier, remove deprecated
5980 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5982 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5983 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5984 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5985 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5986 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5987 (expr_killed_p): Change bb parameter from int to basic_block, pass
5988 basic_blocks instead of ints as parameters.
5989 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5990 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5991 from int to basic_block, pass basic_blocks instead of ints as parms.
5992 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5993 parameter from int to basic_block, pass basic_blocks instead of ints.
5994 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5995 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5996 pass basic_blocks instead of ints.
5997 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5998 basic_blocks instead of ints as parameters.
5999 (pre_delete): Pass basic_blocks instead of ints as parameters.
6000 (hoist_expr_reaches_here_p): Change bb parameter from int to
6001 basic_block, pass basic_blocks instead of ints.
6002 (hoist_code): Pass basic_blocks instead of ints as parameters.
6003 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
6004 Change bb parameter from int to basic_block.
6005 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
6006 (insert_insn_start_bb): Change bb parameter from int to basic_block,
6007 pass basic_blocks instead of ints.
6008 (insert_store): Pass basic_blocks instead of ints as parameters.
6009 (replace_store_insn, delete_store): Change bb parameter from int to
6010 basic_block, pass basic_blocks instead of ints.
6011 (store_motion): Pass basic_blocks instead of ints as parameters.
6013 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6015 * basic-block.h (set_new_block_for_insns): New Prototype.
6016 (set_block_num): Delete prototype.
6017 * flow.c (set_block_num): Remove obsolete function.
6018 (set_block_for_new_insns): Set BB for single or multiple insns.
6019 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
6020 (process_insn_end_bb): Use set_block_for_new_insns or
6021 set_block_for_insn instead of set_block_num.
6022 (pre_insert_copy_insn): Use set_block_for_new_insns.
6023 (update_ld_motion_stores): Use set_block_for_new_insns.
6024 (insert_insn_start_bb): Use set_block_for_new_insns.
6025 (replace_store_insn): Use set_block_for_new_insns.
6027 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6028 Jeff Law <law@redhat.com>
6030 * alias.c (get_addr): Externalize.
6031 (canon_true_dependence): New function. Behaves like true_dependance
6032 except it already assumes a MEM has been canonicalized.
6033 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
6034 * gcse.c (struct ls_expr): Add load/store expressions structure.
6035 (modify_mem_list, canon_modify_mem_list): New variable.
6036 (gcse_main): Initialize & finalize alias analysis. Use enhanced
6037 load motion and store motion if requested.
6038 (alloc_gcse_mem): Allocate space for modify_mem_list array.
6039 (free_gcse_mem): Free the modify_mem_list array.
6040 (oprs_unchanged_p): Use load_killed_in_block_p.
6041 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
6042 (mems_conflict_for_gcse_p): New function. Don't kill loads
6043 with stores to themselves if its in the load/store expression list.
6044 (load_killed_in_block_p): New function.
6045 (canon_list_insert): New Function.
6046 (record_last_mem_set_info): Keep a list of all instructions which
6047 can modify memory for each basic block.
6048 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
6049 (oprs_not_set_p): Use load_killed_in_block_p.
6050 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
6051 (expr_killed_p): Use load_killed_in_block_p.
6052 (compute_transp): Do not pessimize memory references.
6053 (pre_edge_insert): Update stores for a load motion expression.
6054 (one_pre_gcse_pass): Check loads/stores for extra load motion.
6055 (ldst_entry): Find or create a ldst_expr structure.
6056 (free_ldst_entry): Free memory for an individual item.
6057 (free_ldst_mems): Free entire load/store expression list.
6058 (print_ldst_list): Print debug info.
6059 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
6060 (enumerate_ldsts): Assign integer values to each entry in list.
6061 (first_ls_expr): First expression in the list.
6062 (next_ls_expr): Next expression in the list.
6063 (simple_mem): Check if expression qualifies for ld/st expression list.
6064 (invalidate_any_buried_refs): Remove from expression list if its
6065 used in some other way we dont understand.
6066 (compute_ld_motion_mems): Find all potential enhanced load motion
6068 (trim_ld_motion_mems): Remove any expressions which are invalid.
6069 (update_ld_motion_stores): Copy store values to registers for loads
6070 which have been moved.
6071 (regvec, st_antloc, num_store): New global statics.
6072 (reg_set_info): Marks registers as set.
6073 (store_ops_ok): Verfies registers expressions are valid in a block.
6074 (find_moveable_store): Look for moveable stores in a pattern.
6075 (compute_store_table): Find stores in a function worth moving, maybe.
6076 (load_kills_store): Check dependance of a load and store.
6077 (find_loads): Find any loads in a pattern.
6078 (store_killed_in_insn): Check if a store is killed in an insn.
6079 (store_killed_after): Check is store killed after an insn in a block.
6080 (store_killed_before): Check is store killed before an insn in a block.
6081 (build_store_vectors): Generate the antic and avail vectors.
6082 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
6083 (insert_store): Add a store to an edge.
6084 (replace_store_insn): Replace a store with a SET insn.
6085 (delete_store): Delete a store insn.
6086 (free_store_memory): Free memory.
6087 (store_motion): Perform store motion.
6088 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
6089 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
6090 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
6091 (f_options): Add gcse-lm and gcse-sm.
6093 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
6095 * i386.c (expand_fp_movcc): Fix condition reversal code.
6097 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
6098 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
6099 (CLASS_MAX_NREGS): Use it.
6101 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
6102 handle properly complex values.
6103 (CLASS_MAX_NREGS): Likewise; update comment.
6105 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6107 * ia64.c (ia64_flag_schedule_insns2): New variable.
6108 (ia64_override_options): Initialize it. Clear
6109 flag_schedule_insns_after_reload.
6110 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
6112 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6114 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
6115 Do not require source to match destination anymore;
6116 Add abort to the nontrivial cases that should be handled by split.
6117 (fix_trunc?fdi): Add SSE case for x86_64.
6118 (floatdi?f): Likewise.
6119 (floatdi?f_sse): New.
6120 (fix_trunc?fdi_sse): New.
6122 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
6124 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
6125 (DEBUG_ARANGES_END_LABEL): Ditto.
6126 (dwarfout_init): Generate length and version fields at the start
6127 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
6128 after the length field.
6129 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
6130 the .debug_aranges info.
6132 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6134 * i386.c (call, call_value): Make sure that resulting call_insn
6135 does have proper second operand.
6137 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
6139 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
6140 function. Remove include of sys/cygwin.h.
6142 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
6144 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
6145 (CPP_SPEC): Always search */include/w32api for header files.
6146 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
6147 (LINK_SPEC): Add "cyg" to the library search prefixes.
6149 2001-04-08 Philip Blundell <philb@gnu.org>
6151 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
6153 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
6155 * cpperror.c (print_location): Don't special case <stdin>.
6156 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
6157 WARNING, but we don't check if we're in system headers.
6158 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
6159 * cpplib.c (do_warning): Warn in system headers.
6161 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
6163 * mbchar.c: Include config.h first.
6165 2001-04-07 Zack Weinberg <zackw@stanford.edu>
6167 * config.gcc: Set default for xmake_file at top, not bottom.
6168 Change places that set xmake_file to "none" to set to the
6169 empty string instead, or remove them entirely if there is no
6170 default xmake_file for this cpu_type. Remove references to
6173 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
6174 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
6175 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
6176 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
6177 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
6178 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
6179 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
6180 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
6181 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
6182 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
6185 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
6186 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
6187 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
6188 config/mips/x-sysv, config/rs6000/x-aix31:
6189 Just set CLIB to -lld or -lmld, as appropriate.
6191 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
6192 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
6193 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
6194 config/mips/x-iris, config/pa/x-pa:
6195 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
6196 OTHER_FIXINCLUDES_DIRS.
6198 * config/i386/x-djgpp: Don't set LN or LN_S.
6199 * config/m88k/x-dolph: Don't define __m88k__.
6200 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
6201 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
6202 * config/i860/fx2800.h: No need to #undef SVR4.
6204 38 x-host fragments remain, 2 x-cpu.
6206 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6208 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
6210 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6212 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
6214 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6216 * configure.in: Add check for lstat.
6217 * configure, config.in: Regenerate.
6218 * cppinit.c (append_include_chain): Make empty path ".".
6219 * cpplib.c (do_line): Don't simplify #line paths.
6220 * cppfiles.c (remove_component_p): New function.
6221 (find_or_create_entry): Acknowledge stat () errors during
6222 path simplification.
6223 (handle_missing_header): Don't simplify paths.
6224 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
6225 the empty path untouched. Don't leave a trailing '/'.
6227 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
6229 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6230 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6232 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6234 * cppfiles.c (open_file): Fail directories silently, but
6235 with an errno of NOENT set.
6236 (read_include_file): Move the common exit code to the sole
6237 caller. Return an int indicating success or failure. Let
6238 open_file handle directories.
6239 (stack_include_file): If read_include_file fails,
6240 push a "null" buffer.
6242 2001-04-05 DJ Delorie <dj@redhat.com>
6244 * function.h (virtuals_instantiated): Declare.
6245 * function.c: (virtuals_instantiated): Make global.
6246 * calls.c (emit_library_call_value_1): Use
6247 virtual_outgoing_args_rtx only if it hasn't been instantiated.
6248 Otherwise, use the stack pointer directly.
6250 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6252 * i386.c (x86_initialize_trampoline): New global function.
6253 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
6254 (INITIALIZE_TRAMPOLINE): Move offline.
6255 * i386-protos.h (x86_initialize_trampoline): Declare.
6257 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6259 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
6260 (lea_0): Rename to lea_1.
6261 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
6262 (lea_general_?): Allow SImodes on TARGET_64BIT
6263 (lea_general_?_zext): New patterns.
6264 (call_1, call_1_rex64): Fix.
6266 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6268 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
6270 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6272 * i386.c (function_arg): Return constm1_rtx for last argument.
6273 (ix86_expand_prologue): Update gen_call calls.
6274 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6275 * i386.md (call_pop): Likewise.
6276 (call): Second operand is VOIDmode.
6277 (call_0): Likewise; Support 64bits.
6278 (call_exp): New expander.
6279 (call_1): Get to the sync.
6280 (call_1_exp): New pattern.
6281 (call_value): Support 64bit.
6282 (call_value_exp): New pattern.
6283 (untyped_call): Update gen_call call.
6284 (call_value_pop): Disable for 64bit.
6285 (call_value_0_rex64): New pattern.
6286 (call_value_1_rex64): Likewise.
6288 2001-04-05 Bo Thorsen <bo@suse.de>
6290 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
6292 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
6294 * i386.md (*andsi_1+3): If used after reload, make sure the operand
6295 satisfies ANY_QI_REG_P.
6297 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6299 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
6302 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
6305 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6307 * config.gcc: Remove default for xm_file. Clean up local
6308 machine type handling. Remove settings of xm_file to
6309 something that doesn't exist. In the big switch, set xm_file,
6310 don't append to it (the value before the big switch is always
6311 null). Don't force build_xm_file or host_xm_file to have a value.
6312 * configure.in: Remove default for xm_file. Do not special
6313 case $cpu/xm-$cpu.h not existing.
6314 * configure: Regenerate.
6316 2001-04-04 Diego Novillo <dnovillo@redhat.com>
6318 * simplify-rtx.c (simplify_binary_operation): Check for overflow
6319 when folding integer division and modulo operations.
6321 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
6323 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
6324 instead of DWARF2_ADDR_SIZE for EH addresses.
6325 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
6328 2001-04-04 Richard Henderson <rth@redhat.com>
6330 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
6331 * config/ia64/t-glibc (LIB2ADDEH): Disable.
6332 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
6334 2001-04-04 Richard Henderson <rth@redhat.com>
6336 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
6337 * configure: Rebuilt.
6339 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6341 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
6342 push insns to delete to it instead of deleting them.
6343 (delete_null_pointer_checks): Delete insns from delete_list after
6344 all delete_null_pointer_checks_1 passes are done.
6346 2001-04-04 Richard Henderson <rth@redhat.com>
6348 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
6349 * configure: Rebuilt.
6351 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6353 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
6354 * config/romp/xm-romp.h: Delete.
6356 2001-04-04 Bernd Schmidt <bernds@redhat.com>
6358 * sched-deps.c (sched_analyze_insn): Partially revert March 27
6361 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6363 * emit-rtl.c (mark_label_nuses) Increment the label uses for
6364 all labels present in rtx.
6365 (try_split) Call new function for all split insns.
6367 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6369 * recog.c (validate_replace_rtx_1): Instead of aborting just make
6370 sure the change won't be validated.
6372 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
6374 * rtl.h (set_noop_p): Declare.
6375 * flow.c (set_noop_p): Move from here ...
6376 * rtlanal.c (set_noop_p): ... to here and enhance.
6377 * cse.c (delete_trivially_dead_insns): Use it.
6378 * gcse.c (hash_scan_set): Likewise.
6379 * jump.c (delete_noop_moves): Likewise.
6380 * recog.c (split_all_insns): Likewise.
6382 2001-04-04 Alan Modra <alan@linuxcare.com.au>
6384 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
6385 stack pointer via a LO_SUM. Ditto for setting a temp register
6386 used to save to the stack. Set cfa_temp when setting fp, and
6387 allow matches to cfa_temp in addition to cfa_store when saving
6388 regs. Handle POST_INC and LO_SUM register stores. Document the
6389 changes and errors in rule 12 doco.
6391 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
6392 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
6393 (load_reg): Move closer to epilogue code.
6394 (DO_FRAME_NOTES): Define to control the following..
6395 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
6396 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
6398 (hppa_expand_epilogue): Likewise.
6400 2001-04-03 Richard Henderson <rth@redhat.com>
6402 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
6403 * configure: Rebuild.
6405 2001-04-03 Richard Henderson <rth@redhat.com>
6407 * rtl.h (LCT_THROW): New.
6408 * calls.c (emit_library_call_value_1): Handle it.
6409 * except.c (connect_post_landing_pads): Use it.
6411 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6413 * gansidecl.h: Delete file.
6414 * configure.in: Change all refs to gansidecl.h to use
6415 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
6417 * configure: Regenerate.
6419 * Makefile.in (intl.o): Don't depend on gansidecl.h.
6420 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
6421 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
6422 Don't include gansidecl.h.
6423 * intl.c, main.c, version.c, fixinc/fixlib.h,
6424 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
6427 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6429 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
6432 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6434 * config/i386/xm-beos.h, config/i386/xm-isc.h,
6435 config/i386/xm-next.h, config/i386/xm-sco.h,
6436 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
6437 config/m88k/xm-m88k.h: Delete.
6439 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
6440 * config/romp/xm-romp.h: Don't define bcopy.
6441 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
6442 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
6444 * config.gcc: Remove references to deleted files.
6446 14 xm-host.h remain, 1 xm-cpu.h.
6448 2001-04-03 Jakub Jelinek <jakub@redhat.com>
6449 David S. Miller <davem@pierdol.cobaltmicro.com>
6450 Andrew MacLeod <amacleod@redhat.com>
6452 Use byte offsets in SUBREGs instead of words.
6454 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
6455 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
6456 to pass new argument.
6457 (add_stored_regs): Use subreg_regno_offset function.
6458 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
6460 (precompute_arguments): Use gen_lowpart_SUBREG.
6461 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
6462 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
6463 (simplify_set): Rework to use SUBREG_BYTE.
6464 (expand_field_assignment): Use SUBREG_BYTE.
6465 (make_extraction): Use SUBREG_BYTE.
6466 (if_then_else_cond): Use SUBREG_BYTE.
6467 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
6468 (gen_lowpart_for_combine): Compute full byte offset.
6469 * cse.c (mention_regs): Use SUBREG_BYTE.
6470 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
6471 (canon_hash): Use SUBREG_BYTE.
6472 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
6473 (gen_lowpart_if_possible): Formatting.
6474 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
6476 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6477 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6478 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6479 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6480 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6481 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6482 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
6483 certain invariants about SUBREGs the compiler creates.
6484 (gen_lowpart_SUBREG): New function.
6485 (subreg_hard_regno): New function to get the final register number.
6486 (gen_lowpart_common): Use SUBREG_BYTE.
6487 (gen_imagpart): Spacing nits.
6488 (subreg_realpart_p): Use SUBREG_BYTE.
6489 (gen_highpart): Use SUBREG_BYTE.
6490 (subreg_lowpart_p): Always compute endian corrected goal offset,
6491 even at the byte level, then compare against that.
6492 (constant_subword): New function, pulled out all constant cases
6493 from operand_subword and changed second argument name to offset.
6494 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
6495 and call constant_subword to do the work. Return const0_rtx if
6496 looking for a word outside of OP.
6497 (operand_subword_force): Change second arg name to offset.
6498 * expmed.c (store_bit_field): Use SUBREG_BYTE.
6499 (store_split_bit_field): Use SUBREG_BYTE.
6500 (extract_bit_field): Use SUBREG_BYTE.
6501 (extract_split_bit_field): Use SUBREG_BYTE.
6502 (expand_shift): Use SUBREG_BYTE.
6503 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
6504 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
6505 * flow.c (set_noop_p): Use SUBREG_BYTE.
6506 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
6507 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
6508 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
6510 (optimize_bit_field): Use SUBREG_BYTE.
6511 (purge_addressof_1): Use SUBREG_BYTE.
6512 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
6513 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
6514 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
6515 * gengenrtl.c (special_rtx): Add SUBREG.
6516 * global.c (mark_reg_store): Use SUBREG_BYTE.
6517 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
6518 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
6519 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
6520 final byte offset is congruent to subreg's mode size.
6521 (subst_constants): Use SUBREG_BYTE.
6522 (mark_stores): Use subreg_regno_offset function.
6523 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
6524 function and SUBREG_BYTE.
6525 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
6526 (reg_is_born): Use subreg_hard_regno.
6527 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
6528 endian correction code. Don't combine subregs unless resulting
6529 offset aligns with type. Fix subreg constant extraction for DImode.
6530 Simplify SUBREG of VOIDmode CONST_DOUBLE.
6531 (general_operand): Remove dead mode_altering_drug code.
6532 (indirect_operand): Use SUBREG_BYTE.
6533 (constrain_operands): Use subreg_regno_offset function.
6534 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
6535 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
6536 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
6537 * regs.h (REG_SIZE): Allow target to override.
6538 (REGMODE_NATURAL_SIZE): New macro which target can override.
6539 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
6540 on the entire subreg rtx.
6541 (push_reload): Use SUBREG_BYTE in comments and code.
6542 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
6543 for hard registers inside subregs.
6544 (operands_match_p): Use subreg_regno_offset.
6545 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
6546 containing hard regs.
6547 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
6548 corrections when fixing up MEM subregs.
6549 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6550 subreg_regno_offset where appropriate.
6551 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6552 byte endian corrections when fixing up MEM subregs.
6553 (subst_reloads): When combining two subregs, make sure final
6554 offset is congruent to subreg's mode size.
6555 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6556 (refers_to_regno_for_reload_p): Use subreg_regno.
6557 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6558 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6559 correction code for memory subreg fixups.
6560 (forget_old_reload_1): Use subreg_regno_offset.
6561 (choose_reload_regs): Use subreg_regno.
6562 (emit_input_reload_insns): Use SUBREG_BYTE.
6563 (reload_combine_note_store): Use subreg_regno_offset.
6564 (move2add_note_store): Use subreg_regno_offset.
6565 * resource.c (update_live_status, mark_referenced_resources): Use
6566 subreg_regno function.
6567 (mark_set_resources): Use subreg_regno function.
6568 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6569 (subreg_regno_offset, subreg_regno): Define prototypes.
6570 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6571 (gen_lowpart_SUBREG): Add prototype.
6572 * rtl.texi (subreg): Update to reflect new byte offset representation.
6573 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6574 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6575 (reg_overlap_mentioned_p): Use subreg_regno.
6576 (replace_regs); Make sure final offset of combined subreg is
6577 congruent to size of subreg's mode.
6578 (subreg_regno_offset): New function.
6579 (subreg_regno): New function.
6580 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6581 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6582 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6583 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6584 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6585 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6586 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6587 (print_operand): Use SUBREG_BYTE.
6588 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6589 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6590 (arm_reload_out_hi): Use SUBREG_BYTE.
6591 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6592 instead of SUBREG_WORD.
6593 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6594 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6595 SUBREG creation to use byte offset.
6596 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6597 inverted load insns): Fix explicit rtl subregs to use byte
6599 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6600 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6601 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6602 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6603 to use byte offsets.
6604 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6605 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6606 offsets, also make sure it is congruent to SUBREG's mode size.
6607 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6608 unnamed ldob insn): Generate SUBREGs with byte offset.
6609 (zero_extendqihi2): SUBREG's are byte offsets.
6610 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6611 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6612 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6613 zero-extendqisi2): Generate SUBREGs with byte offset.
6614 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6615 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6616 subregs in rtl to use byte offsets.
6617 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6618 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6619 (mips_move_2words): Use subreg_regno_offset.
6620 (mips_secondary_reload_class): Use subreg_regno_offset.
6621 * config/mips/mips.md (DImode plus, minus, move, and logical op
6622 splits): Fixup explicit subregs in rtl to use byte offsets.
6623 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6624 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6625 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6626 rtl to use byte offsets.
6627 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6628 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6629 subregs to use byte offsets.
6630 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6631 Fixup explicit subregs in rtl to use byte offsets.
6632 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6633 and remove byte endian correction code.
6634 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6635 (gen_ashift_hi): Use SUBREG_BYTE.
6636 (regs_used): Use subreg_regno_offset.
6637 (machine_dependent_reorg): Use subreg_regno_offset.
6638 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6639 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6640 (movdf_i4): Subregs are byte offsets now.
6641 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6642 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6643 (REGMODE_NATURAL_SIZE): Override.
6644 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6645 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6647 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6648 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6649 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6650 it is congruent to SUBREG's mode size.
6651 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6653 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6654 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6655 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6656 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6657 * config/v850/v850.c (print_operand, output_move_double): Use
6658 subreg_regno function.
6660 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6662 * configure.in (target_subdir): Use target_alias, not target.
6663 * configure: Rebuilt.
6665 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6667 * config/sh/crti.asm: Fix typos in comments.
6669 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6671 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6672 TARGET_FAST_INDIRECT_CALLS.
6673 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6675 (return_addr_rtx): Short circuit export stub matching when
6676 TARGET_NO_SPACE_REGS.
6677 (output_millicode_call): For out of range calls, make -fPIC
6678 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6679 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6680 * pa.md: Modify length attr calculation of all millicode insns to
6683 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6685 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6686 Require at least 2.11 in the version test. Specifically check
6687 for and reject GAS version 2.10.90.
6688 * configure: regenerate.
6690 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6692 * pa.c (override_options): Remove PIC profiling warning.
6693 (hp_profile_labelno): Delete.
6694 (hp_profile_label_rtx): Delete.
6695 (hp_profile_label_name): Delete.
6696 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6697 (output_function_prologue): Remove profiling code and all tests on
6698 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6699 merge_sp_adjust_with_store can work for PIC and profiling.
6700 (hppa_expand_epilogue): Remove profile_flag test.
6701 (hppa_can_use_return_insn_p): Likewise.
6702 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6703 cater for PROFILE_HOOK.
6704 (hppa_profile_hook): New function.
6705 * pa.h (FUNCTION_PROFILER): Now does nothing.
6706 (PROFILE_HOOK): Define.
6707 (hppa_profile_hook): Declare.
6708 (PROFILE_BEFORE_PROLOGUE): Delete.
6709 (ASM_OUTPUT_REG_PUSH): Delete.
6710 (ASM_OUTPUT_REG_POP): Delete.
6711 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6712 r24. Accept function name operand, and use this and a locally
6713 generated label to calculate pc-rel offset to func start.
6715 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6717 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6718 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6721 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6723 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6724 LO_SUM cases to where they belong.
6726 2001-04-02 Richard Henderson <rth@redhat.com>
6728 * except.h (lang_eh_type_covers): Mark extern.
6729 (lang_eh_runtime_type): Likewise.
6731 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6733 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6734 gengenrtl.c: Wrap generated header in multiple-include guard.
6735 Improve error checking.
6737 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6739 * configure.in: Don't check for putenv.
6740 * configure: Regenerate.
6741 * gcc.c (putenv): Don't define.
6742 * vax/xm-vms.h: Handle putenv.
6744 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6746 * ifcvt.c (noce_emit_move_insn): New.
6747 (noce_try_store_flag, noce_try_store_flag_constants,
6748 noce_try_store_flag_inc, noce_try_store_flag_mask,
6749 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6750 noce_try_abs): Use it.
6751 (noce_process_if_block): Likewise.
6752 For STRICT_LOW_PART, take mode from its SUBREG.
6754 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6756 * fold-const.c (fold): Before optimizing unsigned comparison with
6757 0x7fffffffU, make sure arg0 is integral type.
6759 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6761 * c-tree.texi: Document representation of wide strings.
6763 2001-04-01 Richard Henderson <rth@redhat.com>
6765 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6767 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6769 * i386.md: remove obsoleted comments.
6770 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6771 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6772 fix output template.
6774 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6776 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6778 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6780 * loop.c (load_mems): When generating a load from a pseudo, update
6783 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6785 * i386.c (ix86_split_long_move): Use change address to compensate
6786 stack pointer change in push instruction.
6788 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6790 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6791 instead of rtx_equal_p; fix the output template.
6793 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6795 * i386.c (ix86_expand_setcc): Support 64bit.
6796 (ix86_expand_int_movcc): Likewise.
6797 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6800 * i386.md (allocate_stack_worker): Turn to expander.
6801 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6803 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6805 2001-03-29 Richard Henderson <rth@redhat.com>
6807 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6809 2001-03-28 Matthew Hiller <hiller@redhat.com>
6811 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6814 * MAINTAINERS: Added self.
6816 2001-03-28 Richard Henderson <rth@redhat.com>
6818 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6819 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6821 2001-03-28 Jim Wilson <wilson@redhat.com>
6823 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6826 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6828 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6830 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6833 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6835 2001-03-28 DJ Delorie <dj@redhat.com>
6837 * Makefile.in (stage1_build): Revert CFLAGS patch.
6839 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6841 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6842 when multiplier or multiplicand is zero.
6844 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6846 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6848 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6850 (set_src_needs_barrier): Likewise.
6851 (rtx_needs_barrier): For SET case, use these two functions. Rework
6852 PARALLEL case to handle all inputs before all outputs.
6853 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6854 saw a label and no stop bit since then.
6855 (maybe_rotate, process_epilogue): Add prototypes.
6857 2001-03-28 Richard Henderson <rth@redhat.com>
6859 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6860 not TARGET_TOC for special toc restore handling.
6861 * config/rs6000/rs6000.md (eh_return): Likewise.
6863 2001-03-28 Richard Henderson <rth@redhat.com>
6865 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6866 current_function_calls_eh_return.
6867 (output_function_epilogue): Handle eh_return.
6868 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6869 (EH_RETURN_DATA_REGNO): New.
6870 (EH_RETURN_STACKADJ_RTX): New.
6871 (EH_RETURN_HANDLER_RTX): New.
6872 * config/sparc/sparc.md (call/short branch peepholes): Check
6873 can_throw_internal instead of in_same_eh_region.
6875 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6876 for eh_return data registers.
6877 (rs6000_emit_prologue): Save eh_return data registers.
6878 (rs6000_emit_epilogue): Force inline restores if eh_return.
6879 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6880 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6881 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6882 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6883 the target uses one.
6884 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6885 (return_eh_si, return_eh_di): Remove.
6886 (eh_return): New, from corpse of eh_epilogue.
6887 (eh_set_lr_si, eh_set_lr_di): New.
6889 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6890 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6891 True for pic register if current_function_calls_eh_return.
6892 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6893 Handle eh_return requirements.
6894 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6895 (EH_RETURN_STACKADJ_RTX): New.
6896 * config/i386/i386.md (exception_receiver): Remove.
6897 (eh_return, eh_return_1): New.
6898 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6900 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6901 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6902 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6903 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6904 (EH_RETURN_DATA_REGNO): New.
6905 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6906 * config/alpha/alpha.md (eh_epilogue): Remove.
6907 (exception_receiver): Use $26 for ldgp input.
6908 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6910 2001-03-28 Richard Henderson <rth@redhat.com>
6912 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6913 * except.h: Likewise.
6915 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6916 (LIB2ADDEHDEP): New.
6917 (LIB2FUNCS_EH): Remove.
6918 (LIB2ADD): Remove LIB2ADDEH.
6919 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6920 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6921 (crt{begin,end}[S].o): Likewise.
6922 (except.o): Update includes.
6923 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6924 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6926 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6927 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6928 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6929 * builtins.c (expand_builtin): Implement it.
6930 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6931 * c-common.c (c_common_nodes_and_builtins): Declare it.
6932 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6933 * calls.c (libfunc_nothrow): Remove.
6934 (emit_library_call_value_1): Don't call it.
6935 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6936 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6937 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6938 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6939 (current_funcdef_number): Globalize.
6940 (output_call_frame_info): Emit frame data if an lsda is needed.
6941 Generate augmentation for personality routine. Don't play with
6943 (dwarf2out_begin_prologue): Record funcdef_number.
6944 * dwarf2out.h (current_funcdef_number): Declare.
6945 * expr.c (expand_expr): Update for except.h name changes.
6946 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6947 * expr.h (LTI_throw, LTI_rethrow): Remove.
6948 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6949 (LTI_eh_rtime_match): Remove.
6950 (LTI_unwind_resume, LTI_eh_personality): Add.
6951 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6952 * final.c (final): Don't call check_exception_handler_labels,
6953 init_insn_eh_region, or free_insn_eh_region.
6954 (final_scan_insn): Always emit debug labels for
6955 NOTE_INSN_EH_REGION notes.
6956 * flags.h (flag_new_exceptions): Remove.
6957 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6958 (record_active_eh_regions): Remove.
6959 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6960 Use can_throw_internal.
6961 (find_basic_blocks_1): Likewise.
6962 (move_stray_eh_region_notes): Remove.
6963 (find_label_refs): No eh_return_stub_label.
6964 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6965 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6967 (delete_unreachable_blocks): Don't track deleted handlers.
6968 (flow_delete_block): Use maybe_remove_eh_handler.
6969 (delete_eh_regions): Remove.
6970 (merge_blocks): Don't check for eh region match.
6971 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6972 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6973 (init_propagate_block_info): Disable dead frame store optimization
6974 when current_function_calls_eh_return.
6975 (dump_bb): Don't print eh_beg, eh_end.
6976 * function.c (fixup_var_refs): No catch_clauses.
6977 (expand_function_end): Likewise. Call expand_eh_return before
6978 the return register use. Call sjlj_emit_function_exit_after.
6979 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6980 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6981 * ifcvt.c (dead_or_predicable): Remove eh region check.
6982 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6983 Don't check for EH vs parameters.
6984 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6985 (expand_inline_function): Call duplicate_eh_regions.
6986 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6987 (copy_insn_notes): Remap REG_EH_REGION notes.
6988 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6989 * integrate.h (struct inline_remap): Add local_return_label.
6990 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6991 check_exception_handler_labels, nor exception_optimize.
6992 (find_cross_jump): No EH region check.
6993 * optabs.c (init_optabs): Update for changed eh libfuncs.
6994 * rtl.def (RESX): New.
6995 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6996 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6997 checks. Update for except.h name changes.
6998 (expand_cleanups): Likewise.
6999 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
7000 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
7001 (compile_file): Call init_eh before init_optabs. Don't
7002 output_exception_table here.
7003 (rest_of_compilation): Call convert_from_eh_region_ranges,
7004 convert_to_eh_region_ranges, output_function_exception_table.
7005 Don't emit_eh_context.
7006 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
7007 (EXC_PTR_EXPR): New.
7009 * md.texi (eh_epilogue): Remove.
7010 (eh_return): Document.
7011 * tm.texi (EH_RETURN_DATA_REGNO): Document.
7012 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
7014 * eh-common.h: Remove file.
7015 * frame-dwarf2.c, frame.c, frame.h: Remove files.
7016 * libgcc2.c (L_eh): Remove.
7018 * unwind-dw2-fde.c: New file, largely copied from frame.c.
7019 * unwind-dw2-fde.h: New file.
7020 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
7021 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
7022 * libgcc-std.ver: Update for eh symbols.
7024 2001-03-27 Richard Henderson <rth@redhat.com>
7026 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
7027 reduce false positives.
7028 (regmove_optimize): Disable if flag_non_call_exceptions.
7030 * stmt.c (expand_return): Remove always true predicate.
7031 (expand_decl_cleanup_no_eh): Remove dead code.
7033 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
7034 barrier code. Add a scheduling barrier if a non-call insn
7035 can throw internally.
7037 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
7038 Auto-inc addresses trap only if their base register does.
7040 * except.c (can_throw_internal): Rename from can_throw.
7041 * except.h, resource.c: Update references.
7043 * integrate.c (copy_insn_list): Use returnjump_p.
7044 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
7046 * function.h (struct function): Move all boolean valued fields
7047 to single bit fields at the end of the struct.
7049 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
7051 Rename asynchronous_exceptions to flag_non_call_exceptions.
7053 * gthr-single.h (UNUSED): New. Distinguish between how C
7054 and C++ mark unused function arguments. Use throughout.
7056 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
7057 value to target configuration header.
7058 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
7059 * config.in, configure: Rebuild.
7060 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
7061 configuration and target defines.
7062 (exceptions_via_longjmp): Remove.
7063 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
7064 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
7066 * except.h (flag_non_call_exceptions): Move ...
7067 * flags.h: ... here.
7069 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
7070 exceptions, put the note on the trapping instruction.
7072 * flags.h (flag_new_exceptions): Remove.
7073 * toplev.c: Don't set it.
7074 * final.c: Don't check it.
7075 * except.c: Provide stub definition.
7077 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
7078 (calculate_global_regs_live): Kill call-clobbered registers
7079 across exception edges.
7080 * reg-stack.c (convert_regs_1): Kill the entire target stack
7081 across non-call exception edges.
7083 * flow.c (cleanup_cfg): Take no argument.
7084 * output.h, sibcall.c, toplev.c: Update all calls.
7086 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7088 * configure.in: Don't check for bcopy.
7089 * configure, config.in: Regenerate.
7091 * system.h: Don't define or prototype bcopy, instead poison it.
7093 2001-03-27 Richard Henderson <rth@redhat.com>
7095 * function.c (expand_function_start): Set DECL_REGISTER on
7096 a pseudo used for DECL_RESULT.
7098 * rtl.h (LCT_NORETURN): New.
7099 * calls.c (emit_library_call_value_1): Handle it.
7101 2001-03-27 Stan Shebs <shebs@apple.com>
7103 * objc/objc-act.c (objc_init): Use dump_base_name.
7104 (gen_declaration): Clear the buffer arg.
7105 (gen_declaration_1): New function, body of gen_declaration.
7106 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
7107 (gen_method_decl): Ditto, plus always clear buffer arg.
7108 (error_with_ivar): Simplify.
7109 (warn_with_method): Ditto.
7110 (build_message_expr): Don't clear buffers.
7111 (dump_interface): Ditto.
7112 (objc_debug): Ditto.
7113 (build_keyword_selector): Clear the buffer by only zeroing
7115 (objc_implementation_context): Declare.
7116 (start_class): Warn about missing @end.
7117 (finish_objc): Ditto.
7119 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7121 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
7123 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7125 * Makefile.in (SYSTEM_H): Define.
7126 Depend on $(SYSTEM_H), not system.h.
7128 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
7130 2001-03-27 Jim Wilson <wilson@redhat.com>
7132 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
7134 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
7135 (process_epilogue): New static function.
7136 (process_set): Call process_epilogue instead of emitting .restore
7138 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
7140 * flow.c (struct reg_cond_life_info): New fields orig_condition
7142 (init_propagate_block_info): Set new fields.
7143 (mark_regno_cond_dead): Set and use new fields.
7144 (flush_reg_cond_reg_1): Likewise.
7145 (and_reg_cond, case AND): Check for redundant AND conditions.
7146 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
7149 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7151 * cppmacro.c (stringify_arg): Null terminate strings.
7153 2001-03-27 Zack Weinberg <zackw@stanford.edu>
7155 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
7156 inclusion style. xm-m68hc11.h no longer exists.
7157 * config/m68hc11/xm-m68hc11.h: Delete file.
7158 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
7160 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
7161 Don't define GCC_VERSION, N_, or PARAMS; don't include
7162 gansidecl.h or stdio.h. Define inhibit_libc here.
7163 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7164 Delete code conditioned on #if GCC_VERSION == 2095.
7166 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
7167 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7168 Delete code conditioned on #if GCC_VERSION == 2095.
7170 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7172 * system.h: Include symcat.h.
7173 (STRINGIFY): Don't define.
7175 * configure.in: Adjust comment.
7177 * builtins.c: Use STRINGX, not STRINGIFY.
7178 * gencheck.c: Likewise.
7179 * gengenrtl.c: Likewise.
7180 * protoize.c: Likewise.
7182 * cpplex.c: Don't include symcat.h.
7183 * cpplib.c: Likewise.
7185 * gansidecl.h (HAVE_STRINGIZE): Don't define.
7187 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7189 * c-typeck.c (digest_init): Fold init expression.
7191 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7193 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
7195 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7197 * except.c (eh_regs): Save results of build_pointer_type to a temp
7198 as FUNCTION_VALUE macro may evaluate its args multiple times.
7200 2001-03-26 Mark Mitchell <mark@codesourcery.com>
7202 * c-common.h (DECL_NUM_STMTS): New macro.
7203 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
7205 (pushdecl): Likewise.
7206 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
7207 * integrate.c (expand_inline_function): Don't check
7209 * print-tree.c (print_node): Don't print it.
7210 * toplev.c (rest_of_compilation): Don't try to inline when
7211 flag_no_inline is on.
7212 * tree.h (DECL_FRAME_SIZE): Remove.
7213 (tree_decl): Adjust accordingly.
7215 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7217 * combine.c (try_combine): Use memcpy, not bcopy.
7219 * genattrtab.c (expand_units): Likewise.
7221 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7223 * i386.md (push mem DI peep2): New.
7224 (mov 0, mov -1 peep2): Handle 64bit.
7225 (lea to arithmetics peep2): Handle 64bit leas.
7226 (rsp arithmetics to push/pop peep2s): New.
7228 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
7230 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7232 * i386.c (struct machine_function): Add save_varrargs_registers.
7233 (ix86_save_varrargs_registers): New macro.
7234 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
7235 (ix86_expand_prologue): Likewise.
7236 (ix86_emit_epilogue_esp_adjustement): Likewise.
7237 (ix86_expand_epilogue): Likewise.
7238 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
7239 (pro_epilogue_adjust_stack_1): New insn.
7240 (pro_epilogue_adjust_stack_rex64): Likewise.
7241 * i386.h (MASK_NO_RED_ZONE): New constant.
7242 (TARGET_RED_ZONE): New macro.
7243 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
7244 (RED_ZONE_SIZE): New constant.
7245 (RED_ZONE_RESERVE): New constant.
7247 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7249 * toplev.c (set_float_handler): Use memcpy, not bcopy.
7251 2001-03-25 Kazu Hirata <kazu@hxi.com>
7253 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
7256 (umodhi3): Likewise.
7259 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7261 * mkconfig.sh (DEFINES): Handle entries with '='.
7263 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
7264 Set xm_defines to MACRO=value instead.
7266 * i370/xm-mvs.h: Delete.
7268 * ns32k/xm-pc532-min.h: Likewise.
7270 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7272 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
7274 use ix86_expand_binary_operator
7275 (?sh??i_?): Disable for 64bit.
7276 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
7277 * i386.c (shiftdi_operand): New predicate.
7279 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
7280 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
7281 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
7282 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
7283 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
7284 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
7285 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
7286 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
7287 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
7288 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
7289 (rotldi3, rotrdi3): New expanders.
7291 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
7293 * i386.md (movstrsi): Move offline.
7295 (strmovdi_rex64): New.
7296 (strmov?i): Accept 64bit.
7297 (strmov?i_rex64): New.
7298 (strmov?i_rex_1): New.
7299 (strmov?i_1): Disable for 64bit.
7300 (rep_mov?i_rex64): New.
7301 (rep_mov?i): Disable for 64bit.
7302 (clrstrsi): Move offline.
7303 (strset?i_rex64): New.
7304 (strset?i: Accept 64bit.
7305 (rep_stos?i): Disable for 64bit.
7306 (rep_stos?i_rex64): New.
7307 (strset?i_rex_1): New.
7308 (strset?i_1): Disable for 64bit.
7309 (cmpstrsi): Accept 64bit.
7310 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
7311 (cmpstrqi_nz_rex_1): New.
7312 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
7313 (strlensi): Move offline.
7315 (strlenqi_1): Disable for 64bit; fix constraints.
7316 (strlenqi_rex_1): New.
7317 * i386.c (ix86_adjust_counter): New static function.
7318 (ix86_zero_extend_to_Pmode): Likewise.
7319 (ix86_expand_aligntest): Likweise.
7320 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
7321 (ix86_expand_movstr): New global function.
7322 (ix86_expand_clrstr): New global function.
7323 (ix86_expand_strlen): New global function.
7324 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
7325 ix86_expand_strlen): Declare.
7326 (ix86_expand_strlensi_unroll_1): Delete.
7328 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
7330 * i386.md (cmpdi): Fix operand predicates.
7331 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
7332 cmpdi_1_insn_rex64): New patterns.
7333 (adddi3): Turn to expander.
7334 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
7335 (addsi3_carry_zext): New pattern.
7336 (adddi_?_rex64): New patterns and splitters.
7337 (addsi_?_zext): New patterns.
7338 (subsi3_carry_zext): New pattern.
7339 (subdi_?_rex64): New patterns and splitters.
7340 (iorsi_?_zext): New patterns.
7341 (iordi_?_rex64): New patterns and splitters.
7342 (iorsi_?_zext): New patterns.
7343 (iorsi_?_zext_imm): New patterns.
7344 (xorsi_?_zext): New patterns.
7345 (xordi_?_rex64): New patterns and splitters.
7346 (xorsi_?_zext): New patterns.
7347 (negdi*): New patterns.
7348 (one_cmpldi*): Likewise.
7349 (one_cmplsi*_zext, negsi*_zext): Likewise.
7350 (testqi_ext_3_rex64): New pattern.
7352 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
7354 * i386-protos.h (ix86_split_long_move): Return void.
7355 * i386.c (ix86_split_to_parts): Handle 64bit target.
7356 (ix86_split_long_move): Likewise.
7357 * i386.md (all calls to ix86_split_long_move): Update.
7359 2001-03-23 Richard Henderson <rth@redhat.com>
7361 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
7362 to avoid shadowing arguments.
7364 2001-03-23 Jakub Jelinek <jakub@redhat.com>
7366 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
7367 to variable names where DECL_NAME is different from
7368 DECL_ASSEMBLER_NAME.
7370 2001-03-23 Jim Wilson <wilson@redhat.com>
7372 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
7373 (assemble_alias): Call make_decl_rtl.
7375 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
7377 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
7379 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
7381 * extend.texi: Document the "java_interface" attribute.
7383 2001-03-22 Zack Weinberg <zackw@stanford.edu>
7385 * mkconfig.sh: Use a subshell with redirected stdout,
7386 instead of closing stdout and confusing commands that run
7387 afterward. Throw away output of cmp.
7389 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
7391 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
7393 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
7395 * i386.md (zero_extendsidi2_32): Break out from ...
7396 (zero_extendsidi2): ... here ; turn to expander.
7397 (zero_extendsidi2_rex64): New.
7398 (extendsidi2_32): Break out from ...
7399 (extendsidi2): ... here ; turn to expander.
7400 (extendsidi2_rex64): New.
7401 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
7402 (trunc?f?f splitters): Add 64bit versions.
7404 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
7406 * i386.md (pushsi, pushsi2_prologue): Disable.
7407 (pushsi2_rex64): New.
7408 (movabs?i_1_rex64, movabs?i_2_rex64): New.
7409 (movqi_ext_1): Disable for 64bit.
7410 (movqi_ext_1_rex64): New.
7411 (pushdi2_rex64): New pattern, peep2s and splitter.
7412 (pushdi2_prologue_rex64): New pattern.
7413 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
7415 (movdi splitters): Disable for 64bit.
7416 (movdi_1_rex64): New pattern, peep2s and splitters.
7417 (swapdi): New pattern.
7418 (pushsf): Disable for 64bit.
7419 (pushsf_rex64): New pattern and splitter.
7420 (pushdf_nointeger): Disable for 64bit.
7421 (pushdf_integer): Handle the 64bit case.
7422 (pushtf): Likewise; update splitters.
7424 2001-03-22 Richard Henderson <rth@redhat.com>
7426 * mkconfig.sh: Include insn-flags.h.
7427 * Makefile.in (CONFIG_H): Include insn-flags.h.
7428 (lots of objects): Remove insn-codes.h and insn-flags.h.
7430 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
7431 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
7432 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
7433 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
7434 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
7435 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
7436 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
7437 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
7438 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
7439 v850/v850.c, vax/vax.c:
7440 Don't include insn-flags.h.
7442 * diagnostic.c, expr.h, reload.c, toplev.c:
7443 Don't include insn-codes.h.
7445 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
7446 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
7447 c4x/c4x.c, i960/i960.c, mips/mips.c:
7448 Don't include insn-codes.h or insn-flags.h.
7450 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
7451 or insn-flags.h in the generated code.
7452 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
7453 (main): Forward declare struct rtx_def.
7455 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
7457 * invoke.texi (-ffast-math): Remove duplicate line about
7460 * gcc.texi: Remove more obsolete documentation of bugs and
7461 installation problems.
7463 2001-03-21 Kazu Hirata <kazu@hxi.com>
7465 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
7468 2001-03-20 Jason Merrill <jason@redhat.com>
7470 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
7472 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
7473 * varasm.c (CHKR_PREFIX): Likewise.
7475 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7477 * gcse.c (hash_scan_set): An expression is not anticipatible if it
7478 is part of a multi-SET insn.
7480 * cse.c (find_comparison_args): Remove previous change.
7481 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
7484 * config/i386/i386.md (conditional_trap): Remove warning.
7486 * recog.c (push_operand): Fix error in last change that caused
7487 undefined symbol on many targets.
7489 * sdbout.c: #include ggc.h.
7490 (sdbout_init): Move to end of file.
7491 Call ggc_add_tree_root for anonymous_types.
7492 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
7493 (sdbout_one_type): Use DECL_NAME for field name.
7494 * Makefile.in (sdbout.o): Show includes ggc.h.
7496 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
7498 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
7499 (override_options): Use properlimits for preferred_stack_boundary.
7500 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
7502 (ext_register_operand): Accept DImode.
7503 (load_pic_register): Abort on 64bit.
7504 (gen_push): Use Pmode instead of SImode.
7505 (ix86_save_reg): Pic reg is never used on 64bit.
7506 (ix86_expand_prologue): Likewise.
7507 (ix86_emit_save_regs): Use Pmode instead of SImode.
7508 (legitimate_address_p): Check displacement for 64bit.
7509 (print_operand): Avoid outputting of (%rip) on 64bit.
7510 (print_operand_address): Output (%rip) where possible.
7511 (split_di): Abort on 64bit registers.
7512 (ix86_expand_branch): DImode comparison is simple for x86_64.
7513 (memory_address_length): Recognize memory addresses formed using
7515 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
7517 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
7519 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
7521 * recog.c (push_operand): Recognize new format of push instructions.
7523 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
7525 * i386.md (pushqi1): New.
7526 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
7527 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7528 x86_64_immediate_operand, x86_64_immediate_operand,
7529 x86_64_zext_immediate_operand): Declare.
7530 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
7531 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7532 x86_64_immediate_operand, x86_64_immediate_operand,
7533 x86_64_zext_immediate_operand): define.
7534 * i386.h (PREDICATE_CODES): Add new predicates.
7536 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
7538 * i386.md (pophi1, popqi1, pushqi1): Remove.
7540 * expr.c (emit_single_push_insn): New function.
7541 (move_by_pieces): Accept NULL as destination for push instructions.
7542 (gen_push_operand): Kill.
7543 (emit_push_insn): Pass NULL when pushing; avoid updating of
7544 stack_pointer_delta.
7545 * expr.h (gen_push_operand): Kill.
7547 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7549 * rtl.texi (COMPARE): Clarify documentation and reference section
7552 2001-03-20 Stan Shebs <shebs@apple.com>
7554 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7555 (get_object_reference): Ditto.
7556 (error_with_ivar): Use error_with_file_and_line.
7557 (warn_with_method): Use warning_with_file_and_line.
7559 2001-03-20 Tom Tromey <tromey@redhat.com>
7561 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7563 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7565 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7566 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7568 2001-03-20 DJ Delorie <dj@redhat.com>
7570 * Makefile.in (install-libgcc): Pass complete list of variables.
7571 (install-multilib): Ditto.
7573 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7575 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7576 drectve_section, switch_to_section.
7578 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7579 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7580 i386_pe_mark_dllimport.
7582 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7584 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7585 functions i386_pe_*.
7587 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7588 i386_pe_* functions with char * arguments.
7590 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7592 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7594 (movsi_ie): Introduce fpul store.
7596 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7598 * Makefile.in (OBJS): Remove hashtab.o.
7600 2001-03-19 Stan Shebs <shebs@apple.com>
7602 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7603 * c-lang.c (maybe_objc_method_name): Ditto.
7604 * c-tree.h (maybe_objc_method_name): Remove decl.
7606 2001-03-19 Tom Tromey <tromey@redhat.com>
7608 * gcc.c (init_gcc_specs): Fix comment.
7610 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7612 Compute DECL_ASSEMBLER_NAME lazily.
7613 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7614 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7615 (SET_DECL_ASSEMBLER_NAME): Likewise.
7616 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7617 (set_decl_assembler_name): Declare.
7618 (lang_set_decl_assembler_name): Likewise.
7619 * tree.c (lang_set_decl_assembler_name): New variab.e
7620 (set_decl_assembler_name): New function.
7621 (init_obstacks): Set lang_set_decl_assembler_name.
7622 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7623 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7624 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7625 where it's not necessary.
7626 (builtin_function): Likewise.
7627 (finish_decl): Likewise.
7628 * dbxout.c (dbxout_type_methods): Likewise.
7629 * ggc-common.c (ggc_mark_trees): Likewise.
7630 * profile.c (output_func_start_profiler): Likewise.
7631 * varasm.c (make_decl_rtl): Likewise.
7633 * cse.c (find_comparison_args): Update documentation. Fix
7634 mishandling of COMPARE operations.
7636 * tree.def (ABS_EXPR): Add documentation.
7637 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7639 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7641 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7643 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7645 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7646 Remove ia32 linux PIC kludge and move it...
7647 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7649 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7651 * i386.md (absdf2 expander): Fix 64bit case.
7653 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7655 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7657 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7659 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7661 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7663 * README.X11: Remove obsolete file.
7665 2001-03-18 Anthony Green <green@redhat.com>
7667 * config/pj/pj.h: Remove some trailing commas.
7668 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7670 2001-03-18 Richard Henderson <rth@redhat.com>
7672 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7673 * calls.c: ... here.
7674 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7675 defaults for them here.
7677 2001-03-17 Anthony Green <green@redhat.com>
7679 * config/pj/lib1funcs.S: Fix broken comment.
7680 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7683 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7685 * gcc.texi: Remove obsolete information relating to build and
7686 installation problems with enquire or the Pyramid C compiler.
7688 2001-03-17 Richard Henderson <rth@redhat.com>
7690 * dwarf2out.c (queue_reg_save): New.
7691 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7692 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7694 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7695 (cfa, cfa_store, cfa_temp): Make static.
7696 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7698 2001-03-17 Richard Henderson <rth@redhat.com>
7700 * integrate.h (struct inline_remap): Add local_return_label.
7701 * integrate.c (expand_inline_function): Initialize it and emit
7702 it after copy_insn_notes.
7703 (copy_insn_list): Don't store local_return_label here.
7704 (copy_insn_notes): New function split out from copy_insn_list.
7706 2001-03-17 Richard Henderson <rth@redhat.com>
7708 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7709 is generating .debug_line.
7710 (dwarf2out_init): Add main_input_filename to the file table first.
7711 * configure.in (as_dwarf2_debug_line): Test with file number 1
7712 instead of file number 0.
7714 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7716 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7717 (gen_rtx_combine): Deleted; all references changed as appropriate.
7718 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7720 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7722 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7724 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7727 2001-03-16 Jim Wilson <wilson@redhat.com>
7729 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7730 then set it to LOC_REG (79) instead of aborting.
7732 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7734 * gccbug.in: Remove high priority.
7736 2001-03-16 Richard Henerson <rth@redhat.com>
7738 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7739 output with a space instead of deleting it.
7740 * configure: Regenerate.
7742 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7744 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7745 handles the gory details of converting an object file into
7746 something that's safe to grep.
7747 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7748 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7749 newlines at either end of the string we're looking for.
7750 Make 'checking ...' message less stilted.
7751 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7752 ARM in-memory layout and its hypothetical converse. Don't
7753 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7754 HOST_WORDS_BIG_ENDIAN.
7756 * configure.in: Adjust for renamed macro. Move
7757 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7758 * configure, config.in: Regenerate.
7760 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7762 * fixinc/Makefile.in: Set SHELL.
7764 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7766 * fixinc/fixincl.c (fix_with_system): Quote file names before
7767 passing them to shell.
7769 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7771 * Makefile.in: Use fix-header$(build_exeext) instead
7774 2001-03-16 Richard Henderson <rth@redhat.com>
7776 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7777 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7778 (size_of_line_prolog): Remove.
7779 (output_line_info): Compute prologue size via label difference.
7780 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7782 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7783 assembler error when redefining file numbers.
7784 * config.in, configure: Rebuild.
7786 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7787 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7788 (dw2_asm_output_delta_uleb128): Likewise.
7789 (dw2_asm_output_delta_sleb128): Similarly.
7790 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7792 2001-03-16 Michael Meissner <meissner@redhat.com>
7794 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7796 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7798 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7800 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7801 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7802 being unsigned in ISO C and signed in traditional.
7803 (expand_prologue): Ditto.
7804 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7806 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7808 (divsi3,divdi3): Ditto.
7809 (modsi3,moddi3): Ditto.
7810 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7811 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7812 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7815 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7817 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7818 SSE based conditional moves on LTGT/UNEQ conditions;
7819 Canonicalize EQ to NE.
7820 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7821 (sse_mov?fcc_ne): New.
7823 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7825 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7827 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7828 register may be dead.
7830 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7832 * Makefile.in (hash.o): Depend on CONFIG_H.
7834 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7836 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7838 2001-03-15 Richard Henderson <rth@redhat.com>
7840 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7841 (ASM_OUTPUT_DWARF_PCREL): New.
7842 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7844 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7846 * cppfiles.c (stack_include_file): Use MAX of sysp.
7848 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7850 * config.gcc (ia64*-*-hpux*): New case.
7851 * config/ia64/hpux.h: New file for HP-UX support.
7852 * config/ia64/t-hpux: New file for HP-UX support.
7854 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7856 * fixinc/inclhack.def (irix_stdio_va_list): New.
7857 * fixinc/fixincl.x: Rebuilt.
7859 2001-03-15 Richard Henderson <rth@redhat.com>
7861 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7862 if provided by the target.
7863 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7864 (dw2_asm_output_addr): New.
7865 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7866 * dwarf2out.c (output_cfi): Use it for program addresses.
7867 (output_call_frame_info, output_die): Likewise.
7868 (output_aranges, output_line_info): Likewise.
7870 2001-03-15 Bruce Korb <bkorb@gnu.org>
7872 * gcc.c(main): make more rigorous
7873 * collect2.c(main): guard against ignoring SIGCHLD
7874 * protoize.c(main): ditto
7875 * gcc/fixinc/fixincl.c(initialize): ditto
7877 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7879 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7880 (sdbout_parms): Likewise.
7882 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7884 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7885 "widen" a destination that is already wider than a word. Also do
7886 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7888 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7890 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7892 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7894 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7896 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7898 * i960.h (i960_maxbitalignment,
7899 i960_last_maxbitalignment): Declare.
7900 * i960.c (i960_maxbitalignment,
7901 i960_last_maxbitalignment): Make global.
7902 (process_pragma): Delete.
7903 (i960_pr_align, i960_pr_noalign): Move from here ...
7904 * i960-c.c: ... to this new file.
7905 * t-960bare (i960-c.o): New rule.
7906 * t-vxworks960 (i960-c.o): Likewise.
7907 * config.gcc (i960-*-*): Define c_target_objs and
7910 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7912 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7913 without adding in rtx code and mode.
7915 * alias.c (init_alias_analysis): Don't use any rtx whose value
7916 varies as a known value.
7917 Delete a superfluous test.
7919 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7921 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7922 scheduling a stop bit.
7923 (ia64_emit_nops): Correctly handle ASMs.
7925 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7927 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7929 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7931 * cpp.texi: Update documentation for -include and -imacros.
7932 * cppfiles.c (struct include_file): Remove "defined" memeber.
7933 (find_or_create_entry): Make a copy of the file name, and
7935 (open_file): Update to ensure we use the simplified filename.
7936 (stack_include_file): Don't set search_from.
7937 (cpp_included): Don't simplify the path name here.
7938 (find_include_file): New prototype. Call search_from to
7939 get the start of the "" include chain. Don't simplify the
7941 (_cpp_execute_include): New prototype. Move diagnostics to
7942 do_include_common. Update.
7943 (_cpp_pop_file_buffer): Don't set defined.
7944 (search_from): New prototype. Use the preprocessor's cwd
7945 for files included from the command line.
7946 (read_name_map): Don't simplify the pathname here.
7947 * cpphash.h (enum include_type): New.
7948 (struct buffer): Delete search from. New search_cached.
7949 (_cpp_execute_include): Update prototype.
7950 * cppinit.c (do_includes): Use _cpp_execute_include.
7951 * cpplib.c (do_include_common): New function.
7952 (do_include, do_include_next, do_import): Use it.
7954 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7956 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7957 contents of the RTL, to determine the name of the object.
7959 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7961 * tree.h (DECL_RTL): Allocate RTL lazily.
7962 (SET_DECL_RTL): New macro.
7963 (DECL_RTL_SET_P): Likewise.
7964 (COPY_DECL_RTL): Likewise.
7965 (DECL_RTL_IF_SET): Likewise.
7966 * varasm.c (make_decl_rtl): Add assertions about the kind of
7967 declaration we are processing.
7968 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7969 (start_decl): Likewise.
7970 (finish_decl): Likewise.
7971 * c-semantics.c (emit_local_var): Likewise.
7972 * calls.c (expand_call): Likewise.
7973 * dbxout.c (dbxout_symbol): Likewise.
7974 * emit-rtl.c (unshare_all_rtl): Likewise.
7975 (unshare_all_decls): Likewise.
7976 (reset_used_decls): Likewise.
7977 * expr.c (store_constructor): Likewise.
7978 (safe_from_p): Likewise.
7979 (expand_expr): Likewise.
7980 * function.c (put_var_into_stack): Likewise.
7981 (instantiate_decls_1): Likewise.
7982 (assign_parms): Likewise.
7983 (expand_function_start): Likewise.
7984 (expand_function_end): Likewise.
7985 * ggc-common.c (gcc_mark_trees): Likewise.
7986 * integrate.c (function_cannot_inline_p): Likewise.
7987 (copy_decl_for_inlining): Likewise.
7988 (expand_inline_function): Likewise.
7989 (integrate_parm_decls): Likewise.
7990 (integrate_decl_tree): Likewise.
7991 * print-tree.c (print_node): Likewise.
7992 * reg-stack.c (stack_result): Likewise.
7993 * stmt.c (label_rtx): Likewise.
7994 (expand_return): Likewise.
7995 (expand_decl): Likewise.
7996 (expand_decl_cleanup): Likewise.
7997 (expand_anon_union_decl): Likewise.
7998 * toplev.c (check_global_declarations): Likewise.
7999 (rest_of_decl_compilation): Likewise.
8000 * tree.c (simple_cst_equal): Likewise.
8001 * objc/objc-act.c (generate_static_references): Likewise.
8003 2001-03-14 Zack Weinberg <zackw@stanford.edu>
8005 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
8006 gcc_AC_C_FLOAT_FORMAT): New macros.
8007 * configure.in: Add AC_PROG_CPP after CC tests;
8008 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
8009 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
8010 * configure, config.in: Regenerate.
8012 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
8013 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8014 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8015 config/i370/xm-linux.h, config/i370/xm-oe.h,
8016 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8017 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
8018 config/pa/xm-linux.h, config/pa/xm-pa.h,
8019 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
8020 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
8021 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
8022 config/we32k/xm-we32k.h: Delete.
8024 * config/i370/xm-mvs.h, config/m88k/m88k.h,
8025 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8026 config/vax/xm-vms.h: Don't define any of:
8027 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
8029 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
8031 * config.gcc: Remove references to deleted files.
8032 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
8033 FATAL_EXIT_CODE, which is the same between oe and mvs).
8035 2001-03-14 DJ Delorie <dj@redhat.com>
8036 Vladimir Makarov <vmakarov@redhat.com>
8038 * config/i960/i960.c (i960_function_prologue): Compute size of
8039 frame according to number of registers actually saved there.
8041 2001-03-14 Richard Henderson <rth@redhat.com>
8043 * expr.c (emit_move_insn_1): Fix else if around #endif.
8045 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
8048 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
8051 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
8053 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
8054 (override_options): Parse cmodel string.
8055 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
8056 * i386.h (TARGET_OPTIONS): Add "cmodel".
8057 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
8059 (ix86_cmodel_string, ix86_cmodel): Declare.
8061 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
8064 * i386.h (GENERAL_REG_P): Add missing REG_P.
8066 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
8068 * configure.in: Use $gcc_cv_as instead of $as.
8069 * configure: Regenerated.
8071 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
8073 * cppfiles.c (stack_include_file): Only increase the include
8074 count if we actually process the file properly, as opposed
8075 to treating it as length zero. Only call read_include_file
8076 if not DO_NOT_REREAD. Handle the -H include file output
8078 (read_include_file): Remove now redundant DO_NOT_REREAD check.
8079 (cpp_included, find_include_file): Simplify pathnames after
8080 remapping them. If remapping, don't use the remapped file
8081 name's buffer as our scratch buffer.
8082 (cpp_pop_file_buffer): Replace the multiple include macro
8083 only if it isn't yet set.
8084 (read_name_map): Simplify remapped names when reading in.
8085 (remap_filename): Move code to code path that uses it.
8086 (_cpp_simplify_pathname): Return the input pointer.
8087 * cpphash.h (_cpp_simplify_pathname): Update prototype.
8089 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8091 * expr.c (expand_expr): Revove bogus conditional.
8093 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
8095 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
8097 2001-03-14 Jakub Jelinek <jakub@redhat.com>
8099 * reg-stack.c (stack_result): Unconditionally use
8100 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
8102 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
8104 * expr.c (emit_move_insn_1): Split push of complex value when
8105 no suitable push instruction exist.
8107 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
8108 instead of QI_REG_P.
8110 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8112 * alias.c (handled_component_p, can_address_p): New functions.
8113 (get_alias_set): Use them.
8115 2001-03-13 Jim Wilson <wilson@redhat.com>
8117 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
8118 from 80 in try_locals code.
8119 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
8121 2001-03-13 Zack Weinberg <zackw@stanford.edu>
8123 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
8124 gcc_AC_C_LONG_LONG): New.
8125 * configure.in: Use them. Probe the size of short, int, long,
8126 and long long/__int64 if we have them. Move all the AC_C_*
8127 checks together, except gcc_AC_C_CHAR_BIT which has to go
8128 after AC_CHECK_HEADERS(limits.h).
8129 Take hwint.h out of host_xm_file and build_xm_file.
8131 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
8132 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
8133 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
8134 Move the HOST_WIDEST_INT setup logic here from system.h.
8135 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
8137 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
8138 is now handled by hwint.h.
8140 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
8141 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
8142 config/ia64/xm-ia64.h: Don't define any of:
8143 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
8144 HOST_BITS_PER_LONGLONG.
8146 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
8147 config/h8300/xm-h8300.h, config/mips/iris6.h,
8148 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
8149 config/sparc/xm-sp64.h: Delete.
8150 * config.gcc: Remove references to deleted files.
8152 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
8153 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
8154 * config/i370/xm-linux.h: Clarify floating-point situation in
8157 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
8159 * cppfiles.c (NO_INCLUDE_PATH): New macro.
8160 (find_include_file): Decide here which part of the include
8161 chain to start the search. Complain about an empty include
8162 chain in all cases apart from an abolsute file name.
8163 (_cpp_execute_include): Don't choose the search chain here.
8164 Don't call handle_missing_include in the case of an empty
8166 (_cpp_compare_file_date): Don't choose the search chain here.
8167 * cpplib.c (do_include_next): Move the in-main-file diagnostic
8168 here from _cpp_execute_include. Behave like #include if
8169 we're in the main file.
8171 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8173 * system.h (malloc, realloc, calloc, strdup): Only poison these
8174 tokens when IN_GCC is defined.
8176 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
8178 * i386.md (abs?f expander): Support SSE case.
8179 (abd?f_if): Add new "USE"; add splitters.
8181 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8183 * cpp.texi (poison): Explain the macro expansion exception.
8185 2001-03-13 Jakub Jelinek <jakub@redhat.com>
8187 * expr.c (store_expr): Add dont_store_target. If temp is already in
8188 target before copying to reg, don't store it into target again.
8190 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8192 * cppinternals.texi: Update for file handling.
8194 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8196 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
8197 2001-02-24 which broke building the Java library.
8198 * function.c (identify_blocks): Likewise.
8199 (all_blocks): Likewise.
8200 * integrate.c (integrate_decl_tree): Likewise.
8201 * print-tree.c (print_node): Likewise.
8202 * tree.h (BLOCK_NUMBER): Likewise.
8203 (struct tree_block): Likewise.
8205 2001-03-12 David Edelsohn <edelsohn@gnu.org>
8207 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
8208 __WCHAR_TYPE__ definition.
8209 (WCHAR_TYPE_SIZE): #undef before #define.
8211 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8213 * cppfiles.c: Update comments.
8214 (destroy_include_file_node): Rename destroy_node.
8215 (find_or_create_entry): New function.
8216 (open_file, _cpp_fake_include): Use it.
8217 (handle_missing_header): New function, broken out of
8218 _cpp_execute include. Don't segfault if there is no
8219 system or quoted path.
8220 (_cpp_execute_include): Use handle_missing_header.
8222 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8224 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
8225 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
8227 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8229 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
8230 unless anti_dependence says they are.
8231 * alias.c (objects_must_conflict): If neither has a type specified,
8234 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8235 David Billinghurst <David.Billinghurst@riotinto.com>
8237 * config/mips/iris5.h: Change WCHAR_TYPE to int.
8239 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
8241 * i386.md (trunctfdf2_2): Rename missnamed pattern.
8242 (*_one_bit): Remove type on the match_operand in attributes.
8244 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
8246 * i386.c: Commit forgotten hunk in previous patch.
8247 (regclass_map): Add extended registers.
8248 (dbx_register_map): Add missing frame register.
8250 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
8252 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
8254 * i386.md (x86_sahf_1): Disable for 64bit.
8255 (popsi*, pophi*): Likewise.
8256 (pushqi, pushhi): Likewise.
8257 (movdi, pushdi): Likewise.
8258 (zero extend DImode splitter): Likewise.
8259 (adddi, minusdi splitter): Likewise.
8260 (umulsidi): Likewise.
8262 (mulsidi): Disable for 64bit
8263 (lshift:DI/ashift:DI): Disable for 64bit.
8264 (loop patterns): Likewise.
8265 (call_pop, call_value_pop expanders and patterns): Likewise.
8266 (prologue_get_pc): Likewise.
8268 (fcmovDI pattern and splitter): Likewise.
8269 (movdfcc_1_rex64): New.
8271 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
8273 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
8274 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
8275 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
8276 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
8277 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
8278 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
8279 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
8280 (PUSH_ROUNDING): x86_64 rounds to 64bits.
8281 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
8282 (REGPARM_MAX): Set to 6 for x86_64.
8283 (SSE_REGPARM_MAX): Set to 16 for x86_64.
8284 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
8287 * (patterns that does use upper halves): Update constraints
8288 'q' to 'Q' and 'r' to 'R'.
8289 (cmpqi_ext_1): Disable for 64bit.
8290 (cmpqi_ext_3_insn): Likewise.
8291 (movqi_extzv_1): Likewsie.
8292 (addqi_ext_1): Liekwsie
8293 (testqi_ext_1): Liekwsie
8294 (andqi_ext_1): Liekwsie
8295 (xorqi_ext_1): Liekwsie
8296 (cmpqi_ext_1_rex64): New.
8297 (cmpqi_ext_3_insn_rex64): Likewise.
8298 (movqi_extzv_1_rex64): Likewsie.
8299 (addqi_ext_1_rex64): Liekwsie
8300 (testqi_ext_1_rex64): Liekwsie
8301 (andqi_ext_1_rex64): Liekwsie
8302 (xorqi_ext_1_rex64): Liekwsie
8304 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8306 * configure.in: Move check for unsigned enumerated bitfields
8307 to macro in aclocal.m4. Disable it for now.
8308 * configure, config.in: Regenerate.
8309 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
8310 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
8311 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
8312 kind above its first use.
8314 * config/xm-interix.h, config/alpha/xm-alpha.h,
8315 config/i370/xm-linux.h, config/i386/xm-beos.h,
8316 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
8317 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8318 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
8319 Don't define ONLY_INT_FIELDS under any circumstances.
8321 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
8323 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8324 config/sparc/xm-sysv4.h: Delete - now identical with some
8326 * config.gcc (hppa targets): Replace xm-pahpux.h and
8327 xm-papro.h with implicit xm-pa.h.
8328 (sparc targets): Replace xm-sysv4.h with implicit or explicit
8331 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
8333 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
8334 before reload_cse_noop_set_p.
8336 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8338 * config.gcc: Where xm-host.h used to include another
8339 xm-host.h, list the nested header directly in xm_file. Remove
8340 references to deleted files. Can now use sparc/xm-sp64.h for
8343 * config/xm-linux.h, config/arm/xm-linux.h,
8344 config/i386/xm-dos.h, config/i386/xm-gnu.h,
8345 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
8346 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
8347 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
8348 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
8351 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
8352 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
8353 bother to wrap #undef in #ifdef.
8354 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
8355 Don't include xm-linux.h.
8356 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
8358 * configure.in: Wrap regexps using [] in changequote block.
8359 Use expr : not echo | grep. Simplify regexps.
8360 * configure: Regenerate.
8362 56 xm-files remain, 22 xm-arch.
8364 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8366 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
8367 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8368 (local_index, local_rindex): Delete, use strchr/strrchr instead.
8369 (copy_object): Fix format specifier vs argument mismatch.
8371 * mips-tdump.c: Make local functions static.
8372 (rindex): Don't #undef.
8373 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8374 (fatal, fancy_abort): Delete.
8375 (read_seek): Avoid signed/unsigned compare.
8377 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8379 * combine.c (try_combine): Fix error in change to try original
8381 (gen_rtx_combine): Do same as gen_rtx for now.
8383 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8385 * configure.in: AC_SUBST xm_defines.
8386 * configure: Regenerate.
8387 * Makefile.in: Set DEFINES=$(xm_defines) when building
8390 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8392 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
8393 (cpp_included, find_include_file): Update.
8394 (_cpp_compare_file_date): Make else unconditional.
8396 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
8398 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
8400 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8402 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
8403 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
8405 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
8407 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
8408 if it's a record type.
8410 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
8412 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
8413 mingw includes slightly.
8415 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8417 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
8418 #undef token before poisoning it.
8420 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8422 * alpha.c (check_float_value): Use memcpy, not bcopy.
8424 * m32r.c (m32r_sched_reorder): Likewise.
8426 * vax.c (check_float_value): Likewise.
8428 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8430 * toplev.c (file_name_nondirectory): Remove.
8431 * toplev.h: Similarly.
8432 * dwarf2out.c (compute_section_prefix): Use lbasename instead
8433 of file_name_nondirectory.
8435 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8437 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
8438 * mips-tfile.c: Don't #undef rindex; not used.
8440 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
8442 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
8443 (dbx64_register_map): Declare.
8444 (RETURN_ADDR_RTX): Fix for 64bit.
8445 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
8446 (INCOMING_FRAME_SP_OFFSET): Set to 8.
8447 * i386.c (dbx64_register_map): New global array.
8448 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
8449 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
8452 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8454 * cppfiles.c (search_from): Use lbasename.
8455 * mkdeps.c (deps_add_default_target): Use lbasename.
8457 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8459 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
8460 xcalloc in lieu of malloc, realloc & calloc.
8462 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
8464 * gengenrtl.c (xmalloc): Likewise.
8466 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
8467 really_call_* memory allocation routines.
8469 * stmt.c (check_for_full_enumeration_handling): Use
8470 really_call_calloc, not calloc.
8472 * system.h (really_call_malloc, really_call_calloc,
8473 really_call_realloc): Define.
8474 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
8476 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
8478 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
8480 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
8482 * configure: Rebuilt.
8483 * configure.in: Only use `lang_requires' for languages athat are
8486 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
8488 * invoke.texi: Fix typo.
8489 * gcc.1: Regenerate.
8491 2001-03-09 Zack Weinberg <zackw@stanford.edu>
8493 * configure.in: Prune nonexistent files from build_xm_file,
8494 xm_file, and host_xm_file lists. Warn unless they're
8496 Don't generate *config.h here.
8497 AC_SUBST all variables needed to generate *config.h.
8498 * configure: Regenerate.
8499 * mkconfig.sh: New helper script, from code removed from
8501 * Makefile.in: Zap all MALLOC variables - no longer used
8502 anywhere, and malloc.c doesn't exist.
8503 Substitute in variables needed to generate *config.h.
8504 Stop lying about the dependencies contained in CONFIG_H and
8506 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
8507 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
8508 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
8509 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
8510 $(TM_P_H), etc. as appropriate.
8512 * config.gcc: Zap references to deleted files.
8513 * ggc-none.c: Don't include rtl.h or tm_p.h.
8515 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
8516 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
8517 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
8518 config/i386/xm-linux.h, config/i386/xm-linux.h,
8519 config/i386/xm-next.h, config/i386/xm-openbsd.h,
8520 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
8521 Don't include i386/xm-i386.h.
8523 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
8524 config/i386/xm-i386.h, config/i860/xm-i860.h,
8525 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
8526 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8527 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
8528 Delete (empty except comments, #includes of other deleted
8529 files, and macros used nowhere).
8531 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
8533 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
8534 independent on TARGET_FLAGS.
8536 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
8538 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
8540 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
8542 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
8544 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
8545 LAST_REX_SSE_REG): define.
8546 (enum reg_class): Add 'LEGACY_REGS'
8547 (REG_CLASS_CONTENTS): Likewise; add extended registers.
8548 (SSE_REGNO_P): Recognize extended registers.
8549 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8550 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8551 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8552 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8553 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8554 REG_OK_FOR_STRREG_P): Remove.
8555 (HI_REGISTER_NAMES): Add extended registers.
8556 (ADDITIONAL_REGISTER_NAMES): Likewise.
8557 (QI_REGISTER_NAMES): Add 8bit extended registers.
8558 (DEBUG_REG): Support extended registers.
8559 * i386.c (regclass_map): Add extended registers.
8560 (dbx_register-map): Likewise.
8561 (svr4_dbx_register_map): Likewise.
8562 (print_reg): Support extended registers.
8563 (print_operand): Support 64bit operands.
8565 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8567 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8568 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8569 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8570 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8571 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8572 STACK_BOUNDARY): Set properly for 64bits.
8573 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8574 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8575 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8576 (MOVE_MAX): Set to 16.
8577 (MOVE_MAX_PIECES): 8 for 64bit.
8578 (Pmode): Set to SImode.
8580 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8582 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8584 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8586 * i386.h (mask_64bit): New constant.
8587 (target_64bit): New macro.
8588 (target_options): Add '64'/'32'
8589 (target_default): Define.
8590 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8591 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8592 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8594 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8596 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8598 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8600 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8601 LO_SUM unless for_alias is set.
8603 2001-03-08 Stan Shebs <shebs@apple.com>
8605 * objc/objc-act.c: Fix old typos in comments, add comments for
8607 (hash_init): Fix file name in error message.
8608 (hash_enter): Ditto.
8609 (hash_add_attr): Ditto.
8610 (continue_class): Ditto.
8612 2001-03-08 Bruce Korb <bkorb@gnu.org>
8614 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8615 wait4() can receive the signal.
8617 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8619 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8621 * fixinc/fixincl.x: Regenerate.
8623 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8625 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8627 * fixinc/fixincl.x: Regenerate.
8629 2001-03-08 Richard Henderson <rth@redhat.com>
8631 * configure.in (HAVE_AS_LEB128): New assembler check.
8632 * configure, config.in: Rebuilt.
8634 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8636 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8639 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8641 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8642 references to the MAXPATHLEN macro.
8644 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8645 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8648 * config/i386/xm-gnu.h, config/xm-gnu.h,
8649 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8650 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8651 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8652 and/or unused files.
8654 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8655 doing so in various xm-*.h files.
8657 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8659 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8661 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8663 * configure.in (enable_shared): Support per-package shared-library
8665 * configure: Rebuilt.
8667 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8669 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8670 for crnot. Set operands[5] in splitter.
8672 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8674 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8675 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8676 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8677 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8678 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8679 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8680 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8683 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8684 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8685 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8686 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8687 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8688 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8689 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8690 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8691 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8692 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8693 Delete unused and/or empty files.
8695 * config.gcc: Define USG in xm_defines as appropriate. Define
8696 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8697 macro. Remove deleted xm-* files from $xm_files variable.
8699 2001-03-07 Tom Tromey <tromey@redhat.com>
8701 * configure: Rebuilt.
8702 * configure.in: Allow config-lang.in to set `lang_requires' to list
8703 of other required languages.
8705 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8707 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8709 (output_prologue): Use xmalloc not oballoc.
8710 (output_epilog): Free a29k_first_epilogue_insn when finished.
8711 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8713 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8715 * builtins.c (expand_builtin_mathfn): Check
8716 flag_unsafe_math_optimizations, not flag_fast_math.
8717 (expand_builtin): Likewise
8718 * combine.c (combine_simplify_rtx): Likewise.
8719 (simplify_if_then_else): Likewise.
8720 * cse.c (fold_rtx): Likewise.
8721 * flags.h: Remove flag_fast_math. Add
8722 flag_unsafe_math_optimizations and flag_trapping_math.
8723 * fold-const.c (negate_expr): Check
8724 flag_unsafe_math_optimizations, not flag_fast_math.
8725 (invert_truthvalue): Likewise.
8726 (fold): Likewise. Before associating operands, check that
8727 code == MULT_EXPR, not code != MULT_EXPR.
8728 * ifcvt.c (noce_try_minmax): Check
8729 flag_unsafe_math_optimizations, not flag_fast_math.
8730 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8731 * invoke.texi: Document -funsafe-math-optimizations and
8732 -fno-trapping-math. Change documentation for -ffast-math.
8733 * jump.c (reversed_comparison_code_parts): Likewise.
8734 (rtx_equal_for_thread_p): Likewise.
8735 * optabs.c (emit_conditional_move): Likewise.
8736 * simplify-rtx.c (simplify_binary_operation): Likewise.
8737 (simplify_relational_operation): Likewise.
8738 (simplify_ternary_operation): Likewise.
8739 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8740 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8741 Add trapping-math and unsafe-math-optimizations entries to f_options.
8742 (set_fast_math_flags): New, sets flags for -ffast-math.
8743 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8744 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8745 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8747 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8748 (alpha_emit_conditional_move): Initialize local_fast_math to
8749 flag_unsafe_math_optimizations, not flat_fast_math.
8750 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8751 instead of setting flag_fast_math to 1.
8752 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8754 * config/i386/i386.c (override_options): Likewise
8755 * config/i386/i386.md: Likewise.
8756 * config/m68k/m68k.md: Likewise.
8757 * config/mips/mips.md: Likewise.
8758 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8759 (rs6000_generate_compare): Likewise.
8761 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8763 * Makefile.in: Set RANLIB to @RANLIB@.
8766 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8768 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8769 * fixinc/fixincl.x: Regenerated.
8771 2001-03-07 Richard Henderson <rth@redhat.com>
8773 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8775 2001-03-07 Richard Henderson <rth@redhat.com>
8777 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8778 of block notes and exception handling notes.
8780 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8781 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8782 (compile_file): ... here.
8784 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8786 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8788 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8789 config.h now. Include libiberty.h to handle alloca.
8791 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8793 * c-parse.in (yylexname): New function, split out of _yylex.
8794 (objc_rid_sans_at): New table.
8795 (init_reswords): Initialize it.
8796 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8797 retrieving the next token and checking it for significance as
8798 an ObjC keyword or string constant.
8800 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8801 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8803 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8806 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8808 * config/m68k/m68k.c (const_uint32_operand): Accept any
8809 const_int on a 32-bit host.
8811 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8813 * objc/objc-act.c (init_objc): Set save_lang_status,
8814 restore_lang_status, and mark_lang_status.
8816 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8818 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8820 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8822 * cppinternals.texi: Update.
8824 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8826 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8827 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8828 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8829 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8830 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8831 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8832 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8833 config/i386/xm-i386.h, config/i860/xm-i860.h,
8834 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8835 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8836 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8837 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8838 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8839 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8840 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8841 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8842 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8843 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8844 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8845 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8846 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8847 match the defaults provided in hwint.h.
8849 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8850 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8852 * config.gcc (xm_file): Don't set to files which are deleted.
8854 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8855 guard this file against these macros being undefined.
8857 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8859 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8860 and DECL_DEFER_OUTPUT on the decl we create, before calling
8861 rest_of_decl_compilation.
8863 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8865 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8867 * configure, config.in: Regenerate.
8868 * config.gcc: Remove references to deleted files.
8870 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8871 genrecog.c, rtl.c: Do not use alloca anywhere.
8873 * Makefile.in, build-make, system.h, config/x-interix,
8874 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8875 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8876 config/arc/xm-arc.h, config/arm/xm-arm.h,
8877 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8878 config/h8300/xm-h8300.h, config/i370/x-oe,
8879 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8880 config/i386/x-ncr3000, config/i386/x-sco5,
8881 config/i386/xm-dgux.h, config/i860/x-sysv4,
8882 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8883 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8884 config/m68k/x-hp320g, config/m69k/x-mot3300,
8885 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8886 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8887 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8888 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8889 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8890 config/mips/x-iris, config/mips/x-iris3,
8891 config/mips/x-sni-svr4, config/mips/x-sysv,
8892 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8893 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8894 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8895 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8896 config/pa/xm-papro.h, config/romp/xm-romp.h,
8897 config/rs6000/x-aix31, config/rs6000/x-aix41,
8898 config/rs6000/x-beos, config/rs6000/x-lynx,
8899 config/rs6000/x-mach, config/rs6000/x-rs6000,
8900 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8901 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8902 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8903 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8904 config/vax/xm-vms.h: Eradicate all references to alloca and
8907 * config/xm-alloca.h, config/clipper/x-clix,
8908 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8909 config/i860/x-sysv3, config/m88k/x-sysv3,
8910 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8911 (contained only alloca related hacks).
8913 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8916 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8918 * invoke.texi: Document __FAST_MATH__.
8920 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8922 * crtstuff.c: Restore include of auto-host.h.
8924 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8926 Put main() in a separate file, so that the language
8927 front-end can use a different main().
8930 * toplev.c: (main): Rename as toplev_main.
8931 * toplev.h: Declare toplev_main.
8932 * Makefile.in (OBJS): add toplev.o.
8933 (BACKEND): remove toplev.o, add main.o.
8935 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8937 * cppfiles.c (search_from): Special case the empty string.
8939 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8941 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8942 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8943 strlen or strcpy; we already know the length.
8944 (_cpp_compare_file_date): Similarly.
8945 * cpphash.h (struct cpp_reader): Delete done_initialising.
8946 (CPP_PREV_BUFFER): Delete.
8947 * cppinit.c (cpp_start_read): Don't set done_initialising.
8948 * cpplex.c (parse_string): Guarantee null-termination.
8949 (_cpp_equiv_toklists): Remove.
8950 * cpplib.c (glue_header_name): Null-terminate.
8951 (do_line): Don't leak memory.
8952 * cpplib.h (BT_WEAK): Delete.
8953 * cppmain.c (cb_ident): Strings are now null-terminated.
8955 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8957 * gcc.c (convert_filename): Append executable suffix
8958 if NO_AUTO_EXE_SUFFIX is not defined.
8959 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8960 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8962 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8964 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8965 * c-parse.gperf, c-gperf.h: Delete.
8966 (c-gperf.h was accidently re-added to the CVS repo in the rev
8967 1.16 commit by tromey)
8969 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8971 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8972 macro arguments when looking for the '('.
8973 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8974 2 when really parsing arguments; 1 when looking for '('.
8975 Always restore the lexer position.
8977 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8979 * longlong.h (umul_ppmm): Don't use a multiline string.
8981 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8983 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8984 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8985 t_bool in declaration because pcc can't combine volatile with typedef
8988 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8990 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8991 until when it is really needed.
8992 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8993 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8994 * i386.md (float?i?f splitter): Don't force source operand to memory
8996 (sse_movdfcc): Fix constraint.
8997 (sse_movdfcc splitter): Handle properly the second alternative.
8999 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9001 * cpplex.c (parse_string): Unconditionally pedwarn.
9003 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9006 * cppexp.c (parse_number): Update.
9007 * cpplex.c (parse_string): Pedwarn if multiline string does not
9008 result from a system header's macro.
9009 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
9010 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
9011 for function-like macros too.
9012 * c-lex.c (lex_number): Update.
9014 2001-03-03 Richard Henderson <rth@redhat.com>
9016 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
9018 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
9020 * combine.c (try_combine): If split with mode-changed scratch
9021 register didn't work, try the original mode.
9023 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
9025 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
9026 * config/c4x/c4x.h: Likewise.
9027 * stor-layout.c (compute_record_mode): Likewise.
9028 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
9030 2001-03-02 Zack Weinberg <zackw@stanford.edu>
9032 * configure.in: Kill tm.h. Include the files in the $tm_file
9033 list in all three of config.h, hconfig.h, tconfig.h, after the
9034 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
9035 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
9036 * configure: Regenerate.
9037 * Makefile.in (clean): Don't delete tm.h.
9039 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
9040 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
9041 those are not defined, set SEC and FEC to 0 and 1.
9042 * gcc.texi: Update to match.
9044 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
9045 * config/fp-bit.c, config/m68k/aux-crt2.asm,
9046 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
9047 Include tconfig.h, not tm.h.
9049 * config/xm-lynx.h, config/xm-std32.h,
9050 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
9051 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
9052 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
9053 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9054 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9055 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9056 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
9057 config/i386/xm-i386.h, config/i860/xm-i860.h,
9058 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
9059 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
9060 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
9061 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
9062 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
9063 config/pa/xm-linux.h, config/pa/xm-pa.h,
9064 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
9065 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
9066 config/pj/xm-pj.h, config/romp/xm-romp.h,
9067 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9068 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9069 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9070 config/v850/xm-v850.h, config/vax/xm-vax.h,
9071 config/we32k/xm-we32k.h:
9073 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
9075 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
9076 config/i370/xm-oe.h: Don't include tm.h. Don't define
9078 * config/vax/xm-vms.h: Don't include tm.h.
9080 * config/xm-lynx.h, config/avr/xm-avr.h,
9081 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
9082 Delete; made empty by above changes.
9083 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
9084 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
9085 Don't include config/xm-lynx.h or tm.h.
9087 * config/xm-gnu.h: Don't include fcntl.h.
9088 * config/sparc/xm-lynx.h: Don't include sys/types.h and
9090 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
9092 2001-03-02 Richard Henderson <rth@redhat.com>
9094 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
9095 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
9097 2001-03-02 Richard Henderson <rth@redhat.com>
9099 * Makefile.in (OBJS): Add dwarf2asm.o.
9100 * dwarf2asm.c, dwarf2asm.h: New files.
9101 * dwarf2out.c (*): Use them.
9102 (size_of_uleb128, size_of_sleb128): Remove.
9103 (output_uleb128, output_sleb128): Remove.
9104 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
9105 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
9106 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
9107 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
9108 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
9109 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
9110 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
9111 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
9112 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
9113 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9114 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
9115 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
9116 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
9117 (dwarf2out_frame_debug): Remove unused variables.
9118 (output_loc_operands): Don't abort on 8 byte constants if
9119 host integers are wide enough.
9120 (output_symbolic_ref): Remove.
9121 (size_of_die): Don't assume 4 byte host integers.
9122 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
9124 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
9125 something stupid with HOST_WIDE_INT to long truncation.
9126 [CONST_DOUBLE]: Likewise.
9128 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
9129 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9130 * config/arm/unknown-elf.h: Likewise.
9131 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
9132 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
9133 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
9134 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
9135 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
9136 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
9137 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
9138 (ASM_OUTPUT_DWARF_OFFSET): Remove.
9139 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
9140 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
9141 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
9142 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
9144 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9146 * cselib.c (hash_rtx): Cast enums to unsigned int.
9148 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9150 * print-rtl.c (print_rtx): Cast enums to int for comparison.
9151 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
9153 * c-format.c (C_STD_VER): Cast to int for comparisons.
9154 (check_function_format): Cast various enums to int for &.
9155 (maybe_read_dollar_number): Likewise.
9156 (check_format_info): Likewise.
9157 (check_format_info_main): Likewise.
9158 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
9159 (safe_from_p): Likewise.
9160 * varasm.c (const_hash): Cast enum to int for %.
9161 * emit-rtl.c (init_emit_once): Use int loop variable to work around
9162 pcc enum problems with < and ++ operators.
9163 * regclass.c (init_reg_sets_1): Cast enums for comparison.
9164 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
9165 (regclass_init): Change enum class to int to iterate over reg_classes.
9166 * genrecog.c (merge_trees): Cast enums for comparison.
9167 * rtl.h (GET_CODE): Cast to enum rtx_code.
9168 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
9169 (GET_MODE): Cast to enum machine_mode.
9170 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
9171 (GET_NOTE_INSN_NAME): Cast enum to int.
9172 * tree.h (TREE_CODE): Cast to enum tree_code.
9173 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
9174 * timevar.c (timevar_print): Change loop variable id from enum to
9176 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
9177 * config/i386/i386.md: Use PUT_MODE for mode assignment.
9178 * toplev.c (compile_file): Cast enum DFI to int.
9179 (decode_d_option): Likewise.
9181 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
9183 * cppinit.c (append_include_chain): Mark "after" include file name list
9184 as a system directory.
9185 * cpp.texi: Document new behavior.
9187 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
9189 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
9191 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
9193 * cppfiles.c (struct include_file): Update.
9194 (stack_include_file): Use search_from.
9195 (cpp_included, find_include_file): Update.
9196 (cpp_execute_include): Update. ptr->name may not be
9197 null terminated. Use the new search_from member variable
9199 (_cpp_compare_file_date): Similarly.
9200 (search_from): New function, similiar to actual_directory.
9201 (actual_directory): Delete.
9202 (remap_filename): Update. loc->name may not be null terminated.
9203 (struct file_name_list): Rename search_path. Update.
9204 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
9205 search_from and dir.
9206 (struct cpp_reader): Remove actual_dirs.
9207 * cppinit.c (struct cpp_pending): Update for renamed objects.
9208 (append_include_chain, remove_dup_dir, remove_dup_dirs,
9209 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
9210 * cpplib.h (struct cpp_options): Similarly.
9212 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9214 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
9215 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
9216 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
9217 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9218 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9219 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9220 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
9221 config/i370/xm-linux.h, config/i370/xm-mvs.h,
9222 config/i370/xm-oe.h, config/i386/xm-aix.h,
9223 config/i386/xm-i386.h, config/i386/xm-osf.h,
9224 config/i860/xm-i860.h, config/i960/xm-i960.h,
9225 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
9226 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
9227 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
9228 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
9229 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
9230 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
9231 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
9232 config/pj/xm-pj.h, config/romp/xm-romp.h,
9233 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9234 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9235 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9236 config/v850/xm-v850.h, config/vax/xm-vax.h,
9237 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
9238 Do not define TRUE or FALSE.
9240 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
9241 empty by above change.
9242 * config.gcc: Remove references to these files.
9244 * configure.in: Detect stdbool.h.
9245 * configure, config.in: Regenerate.
9246 * system.h: Include stddef.h here if available.
9247 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
9248 Then set up a sensible boolean type at the very end.
9250 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
9251 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
9253 * hash.h: Delete 'boolean' typedef and related #undefs.
9255 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
9256 all uses of 'boolean' with 'bool'.
9258 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
9260 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
9261 * cppexp.c (lex): Cast enums for comparison.
9262 * cppinit.c (parse_option): Cast enum for comparison.
9263 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
9264 (cpp_output_token): Likewise.
9265 (cpp_can_paste): Cast enums for comparsion and plus/minus.
9266 (cpp_avoid_paste): Cast enums for minus and comparison.
9268 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9270 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
9271 field to all array elements.
9273 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9275 * cpphash.h (struct cpp_reader): Add print_version field.
9276 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
9277 just set print_version and other flags as appropriate.
9278 (cpp_post_options): Print version here if print_version is set.
9280 * toplev.c (exit_after_options): New flag.
9281 (independent_decode_option): Don't exit here; just set
9283 (main): Exit after calling lang_hooks.post_options if
9284 exit_after_options is true.
9286 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
9287 (merge_include_chains): Adjust comment to match code.
9289 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9291 * stringpool.c (set_identifier): New function.
9292 * tree.h: Prototype it.
9294 * c-parse.in: Kill D_YES. If compiled for objc, call
9295 save_and_forget_protocol_qualifiers from init_reswords.
9296 * objc/objc-act.c (remember_protocol_qualifiers,
9297 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
9298 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
9300 (save_and_forget_protocol_qualifiers): New function.
9301 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
9303 2001-03-01 Diego Novillo <dnovillo@redhat.com>
9305 * c-semantics.c (prune_unused_decls): Return error_mark_node
9306 instead of (tree) 1 to stop traversing the tree chain.
9308 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9310 Fix a problem introduced by Kenner's Feb 18 change.
9311 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
9312 flag_cse_skip_blocks only temporarily, not for ever.
9314 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
9316 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
9317 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
9319 * pa.c (emit_move_sequence): Verify operand0 is a hard register
9320 before determining its register class.
9322 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9324 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
9325 from reg 4 if current_function_calls_setjmp.
9326 (gen_nop_type): New function.
9327 (ia64_emit_nops): New function.
9328 (ia64_reorg): Call it.
9329 (ia64_sched_reorder): Move code that rotates bundles up a bit.
9331 * reload1.c (eliminate_regs_in_insn): Restrict the special case
9332 code not to try to optimize adds with anything but a REG destination.
9334 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
9335 (INSN_PRIORITY_KNOWN): New accessor macro.
9336 * haifa-sched.c (priority): Use it instead of testing priority against
9339 2001-02-28 DJ Delorie <dj@redhat.com>
9341 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
9342 since that doesn't work the way gcc wants on a generic m68k.
9344 2001-02-28 Richard Henderson <rth@redhat.com>
9346 * caller-save.c (save_call_clobbered_regs): Fix typo in
9347 comparison last change.
9349 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
9351 * i386.c (pentium4_cost): New.
9352 (m_PENT4): New macro.
9353 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
9354 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
9355 x86_integer_DFmode_moves, x86_partial_reg_dependency,
9356 x86_memory_mismatch_stall): Add Pentium4
9357 (x86_use_q_reg, x86_use_any_reg): Kill.
9358 (override_options): Add pentium4.
9359 (incdec_operand): Return 0 for pentium4.
9360 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
9361 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
9362 (TARGET_PENTIUM4): Define.
9363 (enum processor_type): Add PROCESSOR_PENTIUM4.
9364 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
9365 * i386.md (attribute "cpu"): Add pentium4.
9366 * invoke.texi (march): Add pentium4.
9368 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
9370 * i386.md (sse_mov?fcc*): New patterns and splitters.
9371 * i386.c (ix86_expand_movcc): Work post-reload; recognize
9372 the SSE based conditional moves.
9374 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
9376 * i386.md (attribute mode): Add "TI".
9377 (movsf_1): Add pxor support; remove constant propagation splitter.
9378 (movdf_integer): Likewise.
9379 (movdf_nointeger): Likewise.
9380 (movxf constant prop splitter): Handle all modes; update for SSE.
9381 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
9382 * i386.c (standard_80387_constant_p): Rewrite.
9383 (standard_sse_constant_p): New.
9384 * i386-protos.h (standard_sse_constant_p): New.
9386 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
9388 * i386.md (sse_setccsf, sse_setccdf): New.
9389 (sse_cmp* patterns): Use '%D' instead of outputtting condition
9391 * i386.c (sse_comparison_operator): Accept the supported unordered
9392 comparses; be ready for fast_math.
9393 (print_operand): Support 'D'.
9395 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
9397 * jump.c (reversed_comparison_code): Kill.
9399 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
9401 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
9404 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
9406 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
9407 add missing '%' in constraints.
9409 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
9411 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
9412 for HOST_BITS_PER_WIDE_INT == 32 too.
9414 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
9416 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
9418 (insert_save, insert_restore): New parameter save_mode.
9419 (init_caller_save): Update initialization of reg_save_code
9420 and reg_restore_code.
9421 (save_call_clobbered_regs): Compute save_modes and update calls to
9422 reg_save_code and reg_restore_code.
9423 (insert_restore): Unsignetize numbers; use save_modes to choose mode
9424 of spill; update use of reg_restore_code.
9425 (insert_save): Likewise.
9426 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9427 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9428 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
9430 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9432 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
9433 noce_try_store_flag_inc, noce_try_store_flag_mask,
9434 noce_try_cmove_arith):
9435 Use reversed_comparison_code instead of reverse_comparison and
9436 can_reverse_comparison_p.
9438 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
9440 * jump.c (reversed_comparison_code_parts): Allow reversal of
9441 unordered compares in -ffast-math mode; reverse ordered compares
9442 for FP even w/o -ffast-math.
9444 2001-02-27 Richard Henderson <rth@redhat.com>
9446 * print-rtl.c (print_rtx) [i]: Don't print field five on
9447 NOTEs other than NOTE_INSN_DELETED_LABEL.
9449 2001-02-27 Zack Weinberg <zackw@stanford.edu>
9451 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
9452 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
9454 2001-02-27 Diego Novillo <dnovillo@redhat.com>
9456 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
9457 even if walk_subtrees is 0.
9458 * c-semantics.c (prune_unused_decls): Return a non-null value to
9459 stop traversing the tree chain.
9461 2001-02-27 DJ Delorie <dj@redhat.com>
9463 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
9464 register, *then* define it as the new CFA.
9466 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
9468 * pa.c (override_options): Promote -fpic to -fPIC.
9469 (legitimize_pic_address): Simplify due to removal of
9470 small PIC as a code generation option.
9471 (secondary_reload_class): Similarly.
9472 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
9473 (PRINT_OPERAND_ADDRESS): Similarly.
9474 * pa.md (various patterns): Similarly.
9475 (small pic lo_sum pattern): Remove.
9477 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
9480 * md.texi (min, max): Document
9482 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
9484 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
9485 TARGET_PARTIAL_REG_DEPENDENCY.
9486 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
9488 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
9490 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
9492 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
9494 * mips.c (mips_make_temp_file): Fix thinko in last change.
9496 2001-02-26 Jason Eckhardt <jle@redhat.com>
9498 * combine.c (known_cond): Do not reverse the condition when
9499 SMAX/UMAX is being considered and the condition is for equality
9502 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
9504 2001-02-26 Philip Blundell <philb@gnu.org>
9506 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
9508 * config/arm/linux-elf.h: Remove historical relics related to
9509 above configurations.
9510 * config/arm/linux-oldld.h: Delete.
9511 * config/arm/linux-elf26.h: Delete.
9513 2001-02-26 Jason Merrill <jason@redhat.com>
9515 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
9517 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
9518 recognize a tentative definition. Lose obsolete code.
9520 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
9521 variables unless necessary, either.
9523 2001-02-25 Richard Henderson <rth@redhat.com>
9525 * ifcvt.c (struct noce_if_info): Add test_bb.
9526 (noce_get_alt_condition): New.
9527 (noce_try_minmax, noce_try_abs): New.
9528 (noce_operand_ok): New.
9529 (noce_process_if_block): Use them.
9530 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
9532 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
9534 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
9537 2001-02-25 Zack Weinberg <zackw@stanford.edu>
9539 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
9540 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
9542 (mips_asm_file_end): Free temp_filename here.
9544 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9546 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
9547 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
9549 * config/i386/i386.md (movstrsi): Handle FAIL case.
9551 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9553 * cppinit.c (builtin_array): Update.
9554 (init_builtins): Flag builtins to warn if redefined or
9555 undefined. Define __GXX_WEAK as a normal macro.
9556 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9557 * cpplib.h (NODE_WARN): New flag.
9558 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9559 Handle __STDC__ as a builtin only on Solaris.
9560 (warn_of_redefinition): Renamed from check_macro_definition.
9561 Reverse sense of test. Always warn if NODE_WARN.
9562 (_cpp_create_definition): Use warn_of_redefinition. Flag
9563 any macro beginning with "__STDC_" to require a mandatory
9564 warning if redefined or undefined.
9566 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9568 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9569 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9570 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9571 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9572 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9573 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9574 Don't define any of:
9575 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9576 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9577 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9578 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9579 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9581 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9582 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9585 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9586 Delete now-empty file.
9588 * alpha/vms.h: Define NEED_ATEXIT here...
9589 * alpha/xm-vms.h: ...not here.
9591 * i386/cygwin.h: Don't define PARAMS.
9592 * mips/mips.c: Don't prototype mktemp. Don't define
9593 P_tmpdir. Use make_temp_file to create temporary files.
9594 Don't be clever and delete temporary files early.
9595 * config.gcc: Drop references to deleted files. Don't define
9597 * gcc.texi: Don't mention USE_PROTOTYPES.
9599 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9601 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9602 (ix86_set_move_mem_attrs_1): Likewise.
9603 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9604 * config/i386/i386.md (movstrsi): Call it.
9606 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9608 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9609 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9610 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9611 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9613 (i750a-*-*): Error here if hosting on i750a.
9614 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9616 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9617 Remove (empty modulo comments).
9619 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9620 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9621 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9622 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9623 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9624 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9626 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9627 Remove reference to winnt.h in comment.
9628 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9630 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9632 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9633 used to set another biv.
9635 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9637 * tree.h (BLOCK_DEAD): New macro.
9638 (struct tree_block): New flag, dead_flag.
9639 * print-tree.c (print_node, case 'b'): Print missing fields.
9640 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9641 * function.c (identify_blocks): Enable test for misplaced notes.
9642 (all_blocks): Skip BLOCK_DEAD blocks.
9643 * integrate.c (integrate_decl_tree): Likewise.
9645 * errors.c (internal_error, trim_filename): New functions.
9646 (fancy_abort): Call internal_error.
9647 * errors.h (internal_error, trim_filename): New declarations.
9649 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9651 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9653 (EXTRA_CONSTRAINT): Formatting changes.
9655 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9657 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9659 2001-02-23 Per Bothner <per@bothner.com>
9661 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9662 so they can be called from java/jvspec.c.
9663 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9665 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9667 * i386.c (ix86_frame): New structure.
9668 (ix86_compute_frame_size): Kill.
9669 (ix86_compute_frame_layout): New.
9670 (ix86_save_reg): New.
9671 (ix86_can_use_return_insn_p): Use frame layout stuff.
9672 (ix86_expand_prologue): Likewise.
9673 (ix86_expand_epilogue): Likewise.
9674 (ix86_initial_elimination_offset): Likewise.
9675 (ix86_nsaved_regs): Use ix86_save_reg.
9676 (ix86_emit_save_regs): Likewise.
9678 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9680 * flow.c (find_sub_basic_blocks): New function.
9681 (split_block): Be ready for basic block introduced by CODE_LABEL.
9682 (commit_one_edge_insertion): Call find_sub_basic_block.
9684 * flow.c (make_edges): Add edge from entry for blocks starting with
9685 label having ALTERNATE_NAME
9687 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9689 * function.c (epilogue_done): Be ready for first basic block not
9690 containing PROLOGUE_END note.
9691 (reposition_prologue_and_epilogue_notes): Avoid placing
9692 PROLOGUE_END note between BASIC_BLOCK.
9694 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9696 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9698 2001-02-21 DJ Delorie <dj@redhat.com>
9700 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9701 check for current_function_has_nonlocal_goto from 1999-11-12.
9703 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9705 * diagnostic.c (trim_filename): No longer static.
9706 * toplev.h (trim_filename): Declare.
9707 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9708 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9709 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9710 (rtvec_check_failed_bounds): Likewise.
9711 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9713 * convert.c (convert_to_integer): Don't do unsigned unless result or
9714 both inputs are unsigned.
9716 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9719 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9721 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9723 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9725 * Makefile.in (resource.o): Add params.h dependence.
9726 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9727 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9728 * resource.c: Add dependence on params.h.
9729 (current_live_regs): Fix explanatory comment.
9730 (find_basic_block): Add new parameter to permit limiting search
9732 (mark_target_live_regs): Add new argument to find_basic_block call.
9733 (incr_ticks_for_insn): Likewise.
9735 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9737 * diagnostic.c (output_to_stream): Rename to
9738 output_buffer_to_stream. Loses the stream parameter.
9739 (init_output_buffer): Set diagnosic_buffer's stream.
9740 (flush_diagnostic_buffer): Adjust.
9741 (default_print_error_function): Likewise.
9742 (finish_diagnostic): Likewise.
9743 (verbatim): Likewise.
9745 * diagnostic.h (struct output_buffer): Add `stream' field.
9746 (output_buffer_attached_stream): New macro.
9748 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9750 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9751 check if either operand is divisible by C.
9752 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9753 If type is signed, consider negative numbers as well.
9755 2001-02-22 Richard Henderson <rth@redhat.com>
9757 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9758 reach .text instead of gp-relative relocs.
9759 * config/ia64/crtend.asm (.init): Likewise.
9761 2001-02-22 Andreas Jaeger <aj@suse.de>
9763 * extend.texi (C++ Attributes): Fix typo.
9765 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9767 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9768 functions, drop current_function_args_info.words test.
9769 (ia64_compute_frame_size): Mark syscall_linkage functions as
9770 using eight input registers.
9772 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9773 Bruce Korb <bkorb@gnu.org>
9775 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9776 * fixinc/README: Document how to convert sed substitutions
9777 to format style c_fix-es.
9778 * fixinc/fixincl.x: regen
9780 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9782 * gcc.c: Add comment explaining how to add a command-line option.
9783 Add title to specs language comment.
9785 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9787 * gcc.c (cc1_options): Add "-param".
9788 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9789 (option_map): Likewise.
9790 * toplev.c (display_help): Add entry for "--param".
9791 (independent_decode_option): Fix typographical error.
9793 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9794 Bernd Schmidt <bernds@redhat.com>
9795 Jan Hubicka <jh@suse.cz>
9797 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9798 (function_arg): Likewise.
9800 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9802 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9804 2001-02-21 Kazu Hirata <kazu@hxi.com>
9806 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9810 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9812 * flow.c (init_propagate_block_info): Canon address and use single_set
9813 for killing dead memory stores.
9815 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9817 * Makefile.in (reorg.o): Add params.h dependence.
9818 * params.def: Fix typographical error in comment.
9819 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9820 * params.h: Modify introductory comment.
9821 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9822 * reorg.c: Add dependence on params.h.
9823 (redundant_insn): Add parameterized throttle for search.
9824 (fill_simple_delay_slots): Add a comment explaining a variable.
9825 Move conditional out of loop, simplifying code.
9826 (fill_eager_delay_slots): Fix typographical error in comment.
9828 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9830 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9832 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9833 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9835 2001-02-21 Jason Merrill <jason@redhat.com>
9837 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9838 (struct tree_decl): Add uninlinable bitfield.
9839 * c-decl.c (duplicate_decls): Set it.
9840 * integrate.c (function_cannot_inline_p): Check it.
9842 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9843 DW_AT_MIPS_linkage_name to abstract methods.
9844 (dwarf2out_abstract_function): Emit class context before calling
9845 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9846 (gen_subprogram_die): Remove obsolete code.
9847 (gen_member_die): Don't include clones in the member list.
9848 (gen_decl_die): Emit abstract info for clone origin.
9849 * dwarfout.c (output_type): Don't include clones in the member list.
9850 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9851 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9852 DECL_ABSTRACT on a function that already has it set.
9854 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9855 (get_subprogram_die): Pass it in.
9857 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9859 * flow.c (mark_set_1): Make not_dead unsigned long. For
9860 non-pseudos, use it as a bitmask of the hard regs that
9863 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9865 * cppfiles.c: Update comments.
9866 (_cpp_read_file): Don't check for NULL filenames any more.
9867 * cppinit.c (cpp_start_read): Don't do canonicalization of
9868 in_fname and out_fname. Use the passed file name exclusively.
9869 (_cpp_handle_options): Don't treat "-" as a command line option,
9870 but as a normal filename.
9871 (_cpp_post_options): Canonicalize in_fname and out_fname.
9872 * cppmain.c (printer_init): Don't check out_fname for NULL.
9873 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9874 (init_c_lex): Update, and use "" to represent stdin to CPP.
9877 2001-02-20 Will Cohen <wcohen@redhat.com>
9879 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9880 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9881 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9884 2001-02-20 Stan Shebs <shebs@apple.com>
9886 * config/rs6000/rs6000.c (output_cbranch): Output branches
9887 on separate lines instead of using ';' to separate.
9889 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9891 * cppinit.c (set_lang): Move builtin handling to...
9892 (init_builtins): ...here.
9893 (_cpp_create_reader): Move call to set_lang.
9895 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9897 * stmt.c (expand_return): If an attempt is made to return the
9898 error_mar_node, treat the return like a return without a value.
9900 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9902 * sibcall.c (skip_copy_to_return_value): Call
9903 identify_call_return_value here, and return orig_insn if it
9904 returns zero. Hardret and softret arguments now unnecessary.
9905 (call_ends_block_p): Don't call identify_call_return_value here.
9907 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9909 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9910 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9912 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9914 * pa.c (move_operand): Accept code to load the address of a
9915 symbol out of the DLT as a valid move operand.
9916 (print_operand, case 'A'): New to handle generating a DLT
9917 reference for a LO_SUM expression.
9918 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9919 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9921 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9923 * README, cpp.texi, gcc.texi, version.c: Update version number to
9925 * cpp.1, gcov.1, gcc.1: Regenerate.
9927 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9929 * cppfiles.c (stack_include_file): Generate dependencies
9930 here, and manage include_count here too.
9931 (PRINT_THIS_DEP): Delete.
9932 (_cpp_execute_include): Do not generate dependencies here,
9933 apart from the case of a missing header. Do not manage
9935 (_cpp_read_file): Leave dependency generation to
9938 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9940 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9941 target_cpu_default. Remove dead assignment to
9944 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9946 * regclass.c (contains_reg_of_mode): Make global.
9947 (init_reg_sets): Remove contains_reg_of_mode; take into account
9948 CLASS_MAX_NREGS when looking for the proper mode.
9949 (dump_regclass): Dump only classes considered for the pseudo.
9950 (regclass): Use contains_reg_of_mode.
9952 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9954 * gcc.c (do_spec_1): 'n' for printing notices.
9955 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9957 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9959 * reg-stack.c (next_flags_user): Use current_block->end
9960 (swap_rtx_condition): Look for next user if flags don't die;
9961 give up on CALL_INSNs; use current_block->end.
9963 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9965 * sibcall.c (call_ends_block_p): New function.
9966 (optimize_sibling_and_tail_recursive_call): Use it.
9968 2001-02-18 Kazu Hirata <kazu@hxi.com>
9970 * config/h8300/h8300.md: Update copyright.
9971 (andsi3): Do not output an extra newline character.
9973 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9975 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9976 FNDECL may be unused.
9978 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9979 follow jumps after first run.
9980 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9981 it doesn't change any jumps.
9983 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9985 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9986 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9987 (mostlyclean): Corresponding changes.
9988 * rtlanal.c (hard-reg-set.h): Include.
9989 (rtx_unstable_p): Do not treat the argument pointer specially
9990 if it is not a fixed register.
9991 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9993 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9995 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9996 against last real insn in basic block.
9997 Rework to avoid gotos.
9999 * Makefile.in (gcse.o): Now includes ggc.h.
10000 * gcse.c: Include ggc.h.
10001 (want_to_gcse_p): Verify expression can be in SET as valid insn.
10002 (try_replace_reg): Remove warning of uninitialize variable.
10003 (process_insert_insn): Call invalid_insn_p to validate insn.
10004 * recog.c (insn_invalid_p): Now global.
10005 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
10006 * recog.h (insn_invalid_p): New declaration.
10008 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
10010 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
10011 assignments from FP constants since 'Y' output code can't handle it.
10012 (eligible_for_sibcall_delay): Likewise.
10014 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
10015 Call fancy_abort directly, passing args.
10016 (print_rtl_and_abort): Now a macro, like fancy_abort.
10018 * final.c (output_operand_lossage): Use internal_error, not error.
10020 2001-02-18 Shane Nay <shane@agendacomputing.com>
10022 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
10023 structure shift insns.
10025 2001-02-18 Mark Mitchell <mark@codesourcery.com>
10027 * invoke.texi (-fsquangle): Remove documentation.
10028 (-fname-mangling-version): Likewise.
10030 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
10032 * optabs.c (expand_abs): Remove reference to
10033 HAVE_contitional_arithmetic.
10034 * combine.c (simplify_set): Likewise.
10036 2001-02-18 Richard Henderson <rth@redhat.com>
10038 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
10039 would be disrupted.
10041 2001-02-18 Richard Henderson <rth@redhat.com>
10043 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
10045 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
10047 * reload1.c (reload_cse_simplify_set): Fix typo.
10049 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10051 * diagnostic.c (_fatal_insn): Decrement errorcount.
10053 * invoke.texi (-I): Add note avoiding use for system header files.
10055 * rtl.h (add_clobbers): Remove duplicate declaration.
10056 * recog.h (added_clobbers_hard_reg_p): New declaration.
10057 * genemit.c (struct clobber_pat): New field has_hard_reg.
10058 (gen_insn): Record if added clobbers clobber hard reg.
10059 (gen_split): Avoid unused warning if number of operands is 0.
10060 (output_added_clobbers_hard_reg_p): New function.
10063 2001-02-18 Alan Modra <alan@linuxcare.com.au>
10065 * pa.c (hppa_expand_prologue): Simplify code storing return
10066 pointer. For large (>=8k) frames with a post_store, adjust stack
10067 pointer by 8k-64 first rather than by 64. When testing with
10068 VAL_14_BITS_P, always use the actual value rather than the value
10069 negated. Add blockage to prevent scheduling of spills before
10070 stack frame has been created.
10071 (hppa_expand_epilogue): Simplify code loading return pointer.
10072 Allow a slightly larger range for merge_sp_adjust_with_load case.
10073 When testing with VAL_14_BITS_P, always use the actual value.
10075 * pa.c (pa_adjust_insn_length): Check that block move
10076 pattern is a set before looking at operands.
10078 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10080 * fold-const.c (fold_binary_op_with_conditional_arg): New
10081 function, split out from ...
10083 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
10084 conditional arms that throw exceptions.
10086 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
10087 looking at a BLOCK.
10089 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10091 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
10092 define HAVE_DECL_* to 1 to mask potential backup declarations.
10093 * configure: Regenerated.
10095 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10097 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
10099 2001-02-17 Richard Henderson <rth@redhat.com>
10101 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
10102 when replacing a memory load with a register.
10104 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10105 Jan Hubicka <jh@suse.cz>
10107 * recog.c (validate_replace_src_1): New.
10108 (validate_replace_src_data): Likewise.
10109 (validate_replace_src): Use note_uses.
10110 * rtl.h (note_uses): Declare.
10111 * rtlanal.c (note_uses): New.
10113 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
10115 * reg-stack.c (stack_def): Make field reg unsigned.
10116 (remove_regno_note): Unsignetize parameter.
10118 2001-02-16 Jes Sorensen <jes@linuxcare.com>
10120 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
10121 shladd_operand() call.
10123 2001-02-16 Bruce Korb <bkorb@gnu.org>
10124 Rodney Brown <RodneyBrown@mynd.com>
10126 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
10127 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
10128 machine restrictions
10129 * fixinc/fixincl.x: regen
10131 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10133 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
10135 (hash_scan_insn): Clean up calls to hash_scan_set.
10136 (compute_kill_rd): REGNO now unsigned.
10137 (try_replace_reg): Rework to use simplify_replace_rtx.
10138 (cprop_jump, cprop_cc0_jump): Likewise.
10139 (cprop_insn): Call find_reg_equal_equiv_note.
10140 Reflect changes to cprop_jump and cprop_cc0_jump.
10142 * recog.c (validate_replace_src): Replace in operands of
10143 ZERO_EXTRACT in SET_DEST.
10145 * cse.c (new_label_ref): New variable.
10146 (insert): Set it instead of recorded_label_ref.
10147 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
10148 CODE_LABEL for this function, and not already in REG_LABEL note.
10150 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
10152 * resource.c (mark_referenced_resources): Fix typo in introductory
10154 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
10157 2001-02-16 Jason Merrill <jason@redhat.com>
10159 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
10161 (gen_subprogram_die): Don't abort on seeing a second definition if
10162 the previous one was abstract. Don't replace an abstract instance
10163 in the lookup table.
10165 * dwarf2out.c (dwarf2out_abstract_function): Rename from
10166 gen_abstract_function.
10167 * dwarf2out.h: Declare it.
10168 * toplev.c (note_outlining_of_inline_function): New fn.
10169 * toplev.h: Declare it.
10170 * integrate.c (output_inline_function): Call it.
10171 * c-decl.c (duplicate_decls): Call it when redefining an extern
10172 inline. Don't inline the new defn.
10174 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
10176 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10178 * .gdbinit: Rename to gdbinit.in.
10179 * gdbinit.in: New file,
10180 * configure.in: Generate .gdbinit from gdbinit.in.
10181 * configure: Regenerated.
10182 * Makefile.in (distclean): Always remove .gdbinit.
10184 2001-02-16 Jakub Jelinek <jakub@redhat.com>
10186 * objc/objc-act.c (start_class): Register implemented_classes with
10189 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
10191 * cppfiles.c (_cpp_make_system_header): Generate a file
10194 2001-02-15 Jim Meyering <meyering@lucent.com>
10196 * Makefile.in (install-common): Don't depend on installdirs here.
10197 Instead, make each of the lang.install-common targets (e.g.,
10198 c++.install-common in cp/Make-lang.in) depend on it.
10199 (install-driver): Depend on installdirs.
10201 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10203 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
10205 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
10208 2001-02-15 Mark Mitchell <mark@codesourcery.com>
10210 * invoke.texi (--param): Document.
10212 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
10214 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
10216 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
10218 * i386.md (extendsfdf2_2): Fix constraints.
10220 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
10222 * i386.md (fop_df_3 splitter): Fix operand number.
10224 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
10226 * invoke.texi (-mreg-alloc): Nuke.
10227 * i386.c (ix86_reg_alloc_order, regs_allocated,
10228 order_regs_for_local_alloc): Nuke.
10229 (override_options): Kill reg_alloc code.
10230 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
10231 (REG_ALLOC_ORDER): SSE goes before I387.
10232 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
10233 (ix86_reg_alloc_order): Likewise.
10234 * i386-protos.h (ix86_reg_alloc_order): Kill.
10236 2001-02-14 Richard Henderson <rth@redhat.com>
10238 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
10240 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
10242 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
10244 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
10246 * i386-protos.h (ix86_memory_move_cost): Move offline.
10247 * i386.c (ix86_register_move_cost): Compute properly cost of
10248 SSE, MMX and i387 instructions.
10249 (*_cost): Add costs of SSE/MMX moves.
10250 (ix86_memory_move_cost): Move offline from ....; Likewise.
10251 * i386.h (MEMORY_MOVE_COST): .... here;
10252 (struct processor costs): Add new fields to represent costs
10255 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
10257 * regclass.c (init_reg_sets_1): Reinstall the optimization of
10258 move_cost together with Matt Kraai's fix.
10260 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10262 * Makefile.in (OBJS): Add params.o.
10264 2001-02-14 Richard Henderson <rth@redhat.com>
10265 DJ Delorie <dj@redhat.com>
10267 * jump.c (jump_optimize_1): When we delete a conditional jump
10268 preceeding a non-conditional jump to effectively the same place,
10269 make sure that the combined jump skips any clobber insns between
10272 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10274 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
10276 2001-02-14 Mark Mitchell <mark@codesourcery.com>
10278 * Makefile.in (toplev.o): Depend on params.h.
10279 (intergate.o): Likewise.
10280 (params.o): New target.
10281 * flags.h (inline_max_insns): Remove.
10282 * integrate.c: Include params.h.
10283 Use MAX_INLINE_INSNS instead of inline_max_insns.
10284 * params.c: New file.
10285 * params.h: Likewise.
10286 * params.def: Likewise.
10287 * toplev.c: Include params.h.
10288 (lang_independent_params): New variable.
10289 (decode_f_option): Use the param machinery instead of setting
10291 (independent_decode_option): Handle "--param name=value".
10292 (main): Register language-independent parameters.
10294 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
10296 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
10298 2001-02-14 Richard Henderson <rth@redhat.com>
10300 * regclass.c (init_reg_sets_1): Revert last two changes.
10302 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10304 * stor-layout.c (is_pending_size, put_pending_size): New functions.
10305 (variable_size): Call put_pending_size.
10306 * tree.h (is_pending_size, put_pending_size): Add prototypes.
10307 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
10308 sizes list, put newly created SAVE_EXPR there as well.
10310 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10312 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
10313 (errata_find_address_regs): load_group has only 2 entries.
10314 (errata_emit_nops): Likewise. shladd is not problematic.
10315 Clear last_group if nop was emitted.
10316 (fixup_errata): load_group has only 2 entries.
10319 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
10321 * c-lex.c (lex_number): Only warn traditionally for U suffix
10322 outside system macros.
10323 * cppexp.c (parse_number): Similarly.
10324 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
10325 * cppmacro.c (struct cpp_macro): New member node.
10326 (parse_args): Only warn about missing rest args if not
10328 (funlike_invocation_p): Similarly for uninvoked funlike macros.
10329 (cpp_sys_objmacro_p): New.
10330 (_cpp_create_definition): Store the node with the macro defn.
10331 Remember if the macro is defined in a system header.
10333 2001-02-13 DJ Delorie <dj@redhat.com>
10335 * configure.in (check_languages): determine languages to check
10336 * Makefile.in (check-c++): alias for check-g++
10337 (check-f77): alias for check-g77
10338 (CHECK_TARGETS): depend on configured languages
10340 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
10342 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10343 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10344 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10345 (sqrtextendsfdf2): Disable for SSE2.
10347 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
10349 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10350 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10351 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10352 (sqrtextendsfdf2): Disable for SSE2.
10354 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
10356 * i386.md (movsfcc_1): Support integer cmove instruction.
10357 (movdfcc_1): Likewise; new splitter.
10359 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
10361 * i386.c (output_fp_compare): Support SSE.
10362 (prepare_fp_compare_args): SSE comparisons always support memory.
10363 * i386.h (TARGET_CMOVE): SSE imply cmove.
10364 * i386.md (cmp?f2): Enable for SSE too.
10365 (cmpfp_i*): Support SSE.
10366 (cmpfp_i_sse): New.
10367 (cmpfp_i_sse_only): New.
10368 (s*, b* fp expanters): Enable for SSE too.
10369 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
10372 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
10374 * regclass.c (init_reg_sets_1): Silence warning.
10376 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
10378 * i386.md (sqrt?f2): Change to expander.
10379 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
10381 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10383 * rtlanal.c (find_reg_equal_equiv_note): New function.
10384 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
10385 (simplify_gen_relational, simplify_replace_rtx): Likewise.
10386 * rtl.h: Add declarations for above functions.
10388 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
10390 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
10392 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
10393 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
10394 * flow.c (mark_regs_live_at_end): Likewise.
10395 (calculate_global_regs_live): Likewise.
10396 * gcse.c (compute_hash_table): Likewise.
10397 (compute_kill_rd): Likewise.
10398 * resource.c (mark_target_live_regs): Likewise.
10399 * rtl.h (INVALID_REGNUM): New macro.
10401 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
10403 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
10405 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
10407 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
10410 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
10412 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
10414 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
10415 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
10416 (fop_sf_1_sse, fop_df_1_sse): New patterns
10417 (fop_*): Disable float_extend and float patterns for SSE compilation.
10418 * i386.c (output_387_binary_op): Support SSE.
10420 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
10422 * i386.md (dummy_extendsfdf2): Support SSE2
10423 (extendsfdf2): Enable if 80387 or SSE2.
10424 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
10425 and no MIX_I387_SSE2
10426 (extendsfdf2_1_sse_only): New pattern.
10427 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
10429 (truncdfsf2_1): Support SSE.
10430 (truncdfsf2_2): Support SSE.
10431 (truncdfsf2_2_1_sse): New pattern.
10432 (fixtruncsfsi2): Always use SSE if available.
10433 (fix_truncsfsi_sse): New pattern.
10434 (fix_truncdfsi_sse): New pattern.
10435 (floatsis?f2): Support SSE.
10436 (floatsidf2_i387): New pattern.
10437 (floatsidf2_sse): Likewise.
10439 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10441 * configure.in: Use "have_gnat" variable, not "gnat".
10442 * configure: Regenerated.
10444 * config/sparc/sparc.c (function_value): Treat all non-record
10445 aggregate types like used to treat UNION_TYPE.
10447 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
10449 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
10450 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
10452 (MASK_MIX_SSE_I387): New.
10453 (TARGET_SSE): SSE2 imply SSE.
10454 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
10455 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
10456 (enum reg_class): Add new classes.
10457 (REG_CLASS_NAMES): Likewise.
10458 (REG_CLASS_CONTENTS): Likewise.
10459 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
10460 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
10461 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
10462 (CLASS_MAX_NREGS): Use new macros.
10463 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
10464 * i386.md (pushsf, movsf): Support SSE.
10465 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
10466 splitters to use ANY_FP_REGNO_P.
10467 (movdf_nointeger, movdf_integer): Likewise.
10469 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10471 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
10472 (try_combine): Use it.
10474 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
10476 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
10477 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
10478 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
10479 (REGISTER_MOVE_COST): Likewise.
10480 * i386-protos.h (ix86_secondary_memory_needed,
10481 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
10482 * i386.c (ix86_secondary_memory_needed,
10483 ix86_preferred_reload_class, ix86_register_move_cost): New function.
10485 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
10487 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
10488 (HARD_REGNO_MODE_OK): Move offline to ....
10489 * i386.c (ix86_hard_regno_mode_ok) ... here;
10490 refuse all incorrect modes.
10491 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
10493 2001-02-13 Richard Henderson <rth@redhat.com>
10495 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
10496 entire operator; replicate that and match_dup the operands.
10497 (cmp_ccx_arith_op_set): Likewise.
10498 (cmp_cc_arith_op_not_set): Likewise.
10499 (cmp_ccx_arith_op_not_set): Likewise.
10501 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10503 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
10505 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10507 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
10508 (TARGET_NO_BITFIELD_WORD): New macro.
10509 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
10510 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
10512 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10514 * cselib.c: New file, from simplify-rtx.c.
10515 * simplify-rtx.c: Remove cselib parts.
10516 * Makefile.in: Add cselib.o.
10518 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10520 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
10521 (setup_incoming_varargs): Remove warning.
10523 * config/rs6000/rs6000.c (validate_condition_mode): When
10524 flag_fast_math, allow floating-point conditionals to be reversed.
10525 (rs6000_generate_compare): When flag_fast_math, don't generate
10526 cror operations for FP conditionals.
10528 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
10530 (ASM_SPEC): Likewise.
10531 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
10532 (CC1_SPEC): Likewise.
10533 (LINK_TARGET_SPEC): Likewise.
10534 (CPP_ENDIAN_SPEC): Likewise.
10535 * Makefile.in (check-consistency): New target.
10537 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
10539 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
10540 "return type defaults" warning for functions with return type
10542 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
10543 function declarations by default rather than only when pedantic.
10545 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
10547 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10550 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10552 * extend.texi (Deprecated): Deprecate new initializer lists.
10554 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10556 * mkdeps.c (deps_add_default_target): Robustify. Add
10557 basename component only.
10558 * cpp.texi (-M): Describe how default target is generated.
10559 * invoke.texi (-M): Likewise.
10561 2001-02-12 Kazu Hirata <kazu@hxi.com>
10563 * toplev.c (push_float_handler): Remove.
10564 (pop_float_handler): Remove.
10565 * toplev.h: Remove prototypes for the above functions.
10567 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10569 * c-common.c (constant_fits_type_p): New function.
10570 (convert_and_check): Use it.
10572 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10574 * Makefile.in (GXX_ABI_FLAG): Don't define.
10575 * configure.in (--enable-new-gxx-abi): Remove option.
10576 * config.in: Regenerated.
10577 * configure: Likewise.
10579 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10581 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10583 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10584 regular basic block, and arrange for all edges into it to switch
10587 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10589 * Makefile.in (distclean): Do not remove .gdbinit.
10591 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10593 * Makefile.in (gcc.o): Fix typos.
10594 (protize.o): Likewise.
10595 (unprotoize.o): Likewise.
10597 2001-02-11 Richard Henderson <rth@redhat.com>
10599 * tree.c (build1): Check for null operand in last change.
10601 2001-02-11 Richard Henderson <rth@redhat.com>
10603 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10604 (fold): Don't assume a constant isn't foldable.
10605 * tree.c (build): Set TREE_CONSTANT for an expression with no
10606 side-effects and constant operands.
10607 (build1): Likewise.
10609 2001-02-10 Richard Henderson <rth@redhat.com>
10611 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10613 2001-02-10 Anthony Green <green@redhat.com>
10615 * cpp.texi (Standard Predefined): Add documentation for
10618 * c-common.c (combine_strings): Improve warning message.
10620 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10622 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10624 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10626 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10628 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10631 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10633 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10636 2001-02-09 Nick Clifton <nickc@redhat.com>
10638 * config/arm/arm.md: Change output contraint on post inc
10639 load/store multiple patterns to be a read/write contraint.
10641 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10643 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10644 .o files when using the -M options.
10646 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10647 David Edelsohn <edelsohn@gnu.org>
10649 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10650 handle DImode constants. Use one TOC entry for SImode and smaller
10651 constants, aligned properly.
10653 2001-02-08 Jason Merrill <jason@redhat.com>
10655 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10656 about the SP adjustment for saving the static chain pointer.
10657 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10658 offset when setting a temporary CFA register.
10660 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10662 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10663 powerpc-*-chorusos* .
10664 * config/rs6000/chorus.h : New file.
10665 * config/i386/chorus.h : New file.
10666 * config/sparc/chorus.h : New file.
10667 * config/sparc/t-chorus-elf : New file.
10669 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10671 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10672 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10673 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10674 (__WCHAR_TYPE__): Correct macro name.
10676 2001-02-08 Richard Henderson <rth@redhat.com>
10678 * config/i386/i386.c (ix86_frame_pointer_required): New.
10679 (ix86_setup_frame_addresses): New.
10680 (struct machine_funciton): Add accesses_prev_frame.
10681 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10682 ix86_frame_pointer_required.
10683 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10684 (SETUP_FRAME_ADDRESSES): New.
10685 * config/i386/i386-protos.h: Update.
10686 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10687 from FRAME_POINTER_REQUIRED.
10688 * config/i386/svr3gas.h: Likewise.
10689 * config/i386/sysv3.h: Likewise.
10690 * config/i386/v3gas.h: Likewise.
10692 2001-02-08 Richard Henderson <rth@redhat.com>
10694 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10695 calculation of the number of integer registers required.
10696 (function_arg_record_value): Likewise.
10698 2001-02-08 Jason Merrill <jason@redhat.com>
10700 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10701 two. Print file and line with "confused" message.
10703 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10705 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10707 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10709 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10711 * final.c (cleanup_subreg_operands): The address of a MEM can
10714 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10717 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10719 * gcc.texi (Incompatibilities): Update documentation of
10720 preprocessing numbers.
10722 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10724 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10726 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10728 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10730 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10731 * gcc.c (struct compiler): Add cpp_spec field.
10732 (input_file_compiler): New variable.
10733 (do_spec_1): Allow a particular compiler to handle `%C'
10735 (main): Store the current compiler in input_file_compiler.
10736 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10738 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10740 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10741 * cppinit.c (cpp_create_reader): Initialize them.
10742 (append_include_chain): cxx_aware arg might be unused.
10743 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10744 keywords and give them their phase 7 meaning. Pedwarn about
10745 this unless '__bool_true_false_are_defined' is defined.
10747 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10749 * lcm.c (optimize_mode_switching): Emit mode_set before the
10750 JUMP_INSN of an abnormal edge.
10752 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10754 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10755 a scheduling barrier at the end.
10757 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10759 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10761 * config/sh/sh.md (reload_outsf): Removed.
10762 (movsf_ie): Introduce constraints for FPUL loads and stores.
10763 (reload_insf): Broaden the output constraint.
10765 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10767 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10768 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10770 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10772 * final.c: Revert my previous changes.
10773 * output.h: Make profile_label_no extern.
10774 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10775 for generating label.
10777 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10779 * config/i386/djgpp.h: Add comments about standard paths.
10780 (MD_EXEC_PREFIX): Undefine before defining.
10781 (MD_STARTFILE_PREFIX): New.
10783 2001-01-30 Bruce Korb <bkorb@gnu.org>
10785 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10786 (load_file): do not rely on load_file_data() to close file pointer
10787 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10788 fixinc/inclhack.def(irix_limits_const): add test_text
10790 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10792 * cppexp.c (parse_defined): Improve diagnostics for invalid
10795 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10797 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10799 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10801 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10802 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10803 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10804 (rs6000_output_symbol_ref): New function.
10805 (output_toc): Use VTABLE_NAME_P.
10807 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10809 * print-tree.c (print_node, case PARM_DECL):
10810 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10812 * stor-layout.c (reference_types_internal): New variable.
10813 (internal_reference_types): New function.
10814 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10815 * tree.h (internal_reference_types): New declaration.
10817 * cse.c (find_best_addr): Fix typo in computing cost.
10819 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10821 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10822 and this is the sum of a pointer and a constant, we know the result
10824 (num_sign_bit_copies, case PLUS): Likewise.
10825 * explow.c (convert_memory_address): Remove opposite SUBREG.
10826 * function.c (instantiate_new_reg): New function (from common code).
10827 (instantiate_virtual_regs_1): Call it.
10828 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10829 if pointers sign- or zero-extend.
10830 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10831 If pointers extend unsigned, use inside of SUBREG.
10832 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10834 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10836 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10837 subdir of gcc_gxx_include_dir.
10838 (gcc_gxx_target_include_dir): Remove.
10840 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10842 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10843 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10844 a high-level description.
10846 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10848 * final.c: Move the declaration of profile_label_no to ...
10849 * output.h: ... here.
10850 * function.c (expand_function_start): Call PROFILE_HOOK.
10851 * config/rs6000/aix.h: Define PROFILE_HOOK.
10852 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10853 * config/rs6000/rs6000.c (output_profile_hook): Define.
10854 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10855 output_profile_hook.
10856 tm.texi : Explain new macro PROFILE_HOOK.
10858 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10860 * extend.texi (Extended Asm): Do not say that semicolon is always
10861 a valid line-breaking character for GNU assemblers. Use
10862 newline-tab as the most commonly supported syntax. Use
10863 newline-tab rather than semicolon in multi-insn examples.
10865 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10867 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10869 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10870 David Edelsohn <edelsohn@gnu.org>
10872 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10873 code for AIX, even without flag_pic.
10875 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10877 * c-typeck.c (common_type): push and pop binding level around
10878 calling common_type on function parameters.
10880 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10882 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10884 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10886 * config/mips/mips.c (override_options): Fix typo in last change.
10887 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10888 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10890 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10892 * invoke.texi (-fdump-class-layout): Document.
10893 (-fdump-translation-unit): Use `=' as filename separator.
10895 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10897 * Makefile.in (s-mlib): Don't build multilibs if
10898 --disable-multilib.
10899 (DRIVER_DEFINES): Adjust accordingly.
10901 (protoize.o): Likewise.
10902 (unprotoize.o): Likewise.
10903 * configure.in: Recognize --enable-multilib.
10905 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10907 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10909 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10910 * configure.in: Remove --enable-libstdcxx_v3 support.
10911 * configure: Regenerated.
10913 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10915 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10916 Call abort instead of fatal.
10917 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10918 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10919 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10920 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10921 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10922 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10924 * diagnostic.h (set_internal_error_function): Renamed.
10925 * toplev.h (internal_error): Renamed from fatal.
10926 (pfatal_with_name): Deleted.
10927 (fatal_io_error): Now has printf-style arguments.
10928 * diagnostic.c (pfatal_with_name): Deleted.
10929 (fatal_io_error): Rework to have args in printf-style.
10930 (set_internal_error_function): Renamed from set_fatal_function.
10931 (internal_error): Renamed from fatal.
10932 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10933 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10934 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10935 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10936 * flow.c (verify_flow_info): Likewise.
10937 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10938 * config/mips/mips.c (save_restore_insns): Likewise.
10940 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10941 * flow.c (verify_flow_info): Likewise.
10942 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10943 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10944 (avr_normalize_condition): Likewise.
10945 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10946 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10947 (limit_reload_class, double_reg_to_memory): Likewise.
10948 (print_operand_address, emit_1600_code_shift): Likewise.
10949 (gen_tst_reg, gen_compare_reg): Likewise.
10950 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10951 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10953 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10955 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10956 * objc/objc-act.c (build_ivar_chain): Likewise.
10957 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10959 * graph.c (clean_graph_dump_file): Likewise.
10960 * profile.c (init_branch_prob): Likewise.
10961 * objc/objc-act.c (objc_init): Likewise.
10963 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10964 * config/avr/avr.c (avr_override_options): Likewise.
10965 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10966 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10967 * config/h8300/h8300.c (h8300_init_once): Likewise.
10968 * config/mips/mips.c (override_options): Likewise.
10969 * config/i386/i386.c (override_options): Likewise, rework.
10970 * config/m68k/m68k.c (override_options): Likewise.
10972 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10974 * config/mips/mips.c (print_operand): Likewise.
10975 * hash.c (hash_allocate): Don't check for failure returns from
10976 obstack functions that can't fail.
10977 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10978 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10979 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10980 (get_object_reference): Likewise.
10982 2001-02-04 Nick Clifton <nickc@redhat.com>
10984 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10985 StrongARM1110, 10TDMI, and 1020T.
10987 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10989 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10991 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10993 * config/sh/sh.md (movdf load split): Pass register number to
10994 FP_OR_XD_REGISTER_P.
10996 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10998 * cppinit.c (BC): New macro.
10999 (builtin_array): Add __GXX_WEAK__.
11000 * cpplib.h (builtin_type): Add BT_WEAK.
11001 * cppmacro.c (builtin_macro): Handle BT_WEAK.
11002 * defaults.h (SUPPORTS_ONE_ONLY): Define.
11003 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
11005 2001-02-03 Jakub Jelinek <jakub@redhat.com>
11007 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
11009 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
11011 * cpphash.h: Rename _ALIGN POOL_ALIGN.
11012 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
11014 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
11016 * cpphash.h: Rename ALIGN _ALIGN.
11017 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
11019 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
11021 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
11022 compilation environment.
11023 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
11024 control over location of cygwin includes and libs.
11026 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
11028 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
11030 2001-02-02 lars brinkhoff <lars@nocrew.org>
11032 * md.texi (Standard Names): remove reference to spur.md.
11034 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
11036 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
11037 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
11038 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
11039 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
11040 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
11042 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11044 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
11045 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
11046 number before reload.
11047 (c4x_adjust_cost): Return zero before reload.
11048 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
11049 split before reload.
11051 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11053 * c4x.c (c4x_hard_regno_rename_ok): New.
11054 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
11055 * c4x.h (HARD_REGNO_RENAME_OK): Define.
11057 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11059 * diagnostic.h: Add missing "extern" in all declarations.
11061 2001-02-02 Alex Samuel <samuel@codesourcery.com>
11063 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
11064 as for gcc_gxx_include_dir.
11066 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11068 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
11070 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11072 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
11073 label before alignment to be used as the braf base address.
11074 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
11076 (casesi_jump_2): Require at least TARGET_SH2.
11078 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
11079 truncation to 32-bit doubles on -m3e and -m4-single-only.
11081 2001-02-02 Mark Mitchell <mark@codesourcery.com>
11083 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
11084 the default when building a shared object.
11085 (init_spec): Use it.
11086 * testsuite/lib/g++.exp: Include the directory where libgcc
11087 is located to the LD_LIBRARY_PATH list.
11088 * invoke.texi (-shared-libgcc): Document the cases in which
11089 GCC defaults to using the shared libgcc.
11091 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11093 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
11094 unsigned is wide enough.
11095 (BITS_PER_SI): New.
11096 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
11097 (si_to_float): Likewise.
11098 (float_to_si, float_to_usi): Use BITS_PER_SI.
11100 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11102 * dwarf2out.c: Added explanation of abbreviations.
11103 (def_cfa_1): Added comments listing DWARF2 instructions.
11104 (cfa_temp_reg): Removed in favor of cfa_temp.
11105 (cfa_temp_value): Removed in favor of cfa_temp.
11106 (cfa_temp): New global variable.
11107 (dwarf2out_frame_debug_expr): Added extensive introductory
11108 comments explaining the function's transformations. Revised to
11109 use cfa_temp. Added some rtx checking. Generalize IOR case.
11110 (dwarf2out_frame_debug): Revised to use cfa_temp.
11111 (output_aranges): Cast as "unsigned" to avoid warning.
11112 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
11113 explain which instructions must be marked.
11115 2001-02-01 Richard Henderson <rth@redhat.com>
11117 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
11120 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
11122 * config/sh/crt1.asm (main_k): Modified so that start calls
11123 ___setup_argv_and_call_main.
11125 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
11127 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
11128 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
11129 and AVOID_LPASTE is cleared on meeting an unescaped newline.
11130 * cppmacro.c (builtin_macro): Set builtin flags here.
11131 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
11132 (replace_args): Clarify intent.
11133 (cpp_get_token): Macro expansion tokens get the saved flags.
11135 * cppmain.c (scan_buffer): Remove now-redundant print.printed
11138 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11140 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
11143 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11145 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
11146 returns Pmode pseudo, but we need ptr_mode.
11147 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
11148 Remove bogus conversions; use HOST_WIDE_INT for size.
11149 Don't use TARGET if wrong mode.
11151 * config/i386/i386.c (ix86_compute_frame_size): Allow
11152 stack_alignment_needed to be non-default even if size is zero.
11154 2001-01-31 Alan Modra <alan@linuxcare.com.au>
11156 * pa.c (hppa_init_pic_save): New function.
11157 * pa.h (hppa_init_pic_save): Declare.
11158 * pa.md (call, call_value, sibcall, sibcall_value): Use
11159 the above instead of duplicated code.
11161 * pa.c (hppa_encode_label): Correct size of alloca buffer
11162 so we don't overrun it. Correct leading `*' case.
11163 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
11164 need to handle `*@'.
11165 (FUNCTION_NAME_P): Likewise.
11167 2001-01-31 Richard Henderson <rth@redhat.com>
11169 * config.gcc (alpha-osf5): Use float-i128.h.
11171 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
11172 * config/float-i32.h: Likewise.
11173 * config/float-i64.h: Likewise.
11174 * config/float-sh.h: Likewise.
11175 * config/float-sparc.h: Likewise.
11177 2001-01-31 DJ Delorie <dj@redhat.com>
11179 * expmed.c (extract_bit_field): allow non-integral modes if we
11180 want to extract a whole register from itself.
11182 2001-01-31 Jakub Jelinek <jakub@redhat.com>
11184 * c-typeck.c (set_init_index): If first is equal to last, assume as
11185 if it was not a range at all.
11187 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11189 * config/fp-bit.c: Include tm.h.
11190 (float_to_si): Don't assume SImode is 32-bits wide.
11191 (float_to_usi): Likewise.
11193 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11195 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
11197 (typename): Call pending_xref_error after parsing typed_typespecs.
11198 * c-decl.c (lookup_tag): Give error immediately rather than
11199 leaving it pending if the tag of the wrong type is in the same
11201 (xref_tag): Don't pedwarn for forward declarations of enum types
11203 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
11206 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11208 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
11210 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11212 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
11213 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
11215 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11217 * cpphash.h (struct cpp_reader): New saved_flags.
11218 * cppmacro.c (cpp_get_token): Use saved_flags to remember
11219 to avoid a paste after a pasted token.
11221 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11223 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
11224 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
11225 Wtype_MIN instead of LONG_MIN.
11227 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11229 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
11231 * fixinc/fixincl.x: Regenerated.
11232 * fixinc/inclhack.def (irix_limits_const): New definition to
11233 convert "const" to "__const" in limits.h.
11235 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11237 * fixinc/genfixes (AG): Fix "autogen4" thinko.
11239 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11241 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
11242 when register dies in the insn.
11244 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11246 * diagnostic.c (fatal): Fix word wrap.
11248 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
11250 * combine.c (try_combine): Fix SUBREG setting for
11251 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
11253 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11255 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
11258 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11260 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
11262 * toplev.c (decode_W_option): Update warn_larger_than
11263 unconditionally for each processed switch.
11265 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11267 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
11269 (hppa_expand_prologue): Delete code to save pic offset table register
11270 in the function prologue.
11271 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
11272 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
11273 table register at the beginning of the function after the prologue.
11275 2001-01-29 lars brinkhoff <lars@nocrew.org>
11277 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
11279 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
11280 Jeff Law <law@redhat.com>
11282 * pa.md (return): Revise comment for trivial return.
11283 (return_internal): Non-trivial return pattern for non-PIC code.
11284 (return_internal_pic): Non-trivial return pattern for PIC code.
11285 It uses the PIC register to ensure it is restored after
11287 (epilogue): Generate appropriate return for PIC and non-PIC code.
11289 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
11291 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
11293 2001-01-29 DJ Delorie <dj@redhat.com>
11295 * combine.c (if_then_else_cond): Pass the correct mode to
11296 operand_subword() for constants.
11298 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
11300 * config/i386/cygwin.h: Add w32api to include search. Search different
11301 directories in a cross-build environment.
11303 2001-11-29 Tim Josling <tej@melbpc.org.au>
11305 * tree.h (TYPE_STUB_DECL): Add documentation.
11307 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
11309 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
11310 (sdbout_field_types): Likwise. Fix use of host_integerp.
11312 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
11314 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
11317 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
11319 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
11320 to use flag_gnu_linker.
11322 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11324 * cpplib.c (T_BAD_DIRECTIVE): Remove.
11325 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
11327 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
11329 * tree.c, tree.h (build_parse_node): Remove; was identical to
11331 * c-lang.c (start_cdtor), objc/objc-act.c
11332 (build_module_descriptor): Use build_nt instead of
11335 2001-01-29 Jakub Jelinek <jakub@redhat.com>
11337 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
11338 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
11339 not have any upper bits set.
11341 2001-01-29 Phil Edwards <pme@sources.redhat.com>
11343 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
11345 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11347 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
11349 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
11351 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
11352 (integer_minus_one_node): Define.
11354 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
11356 * Makefile.in (bootstrap2-lean): Fix typo.
11358 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
11360 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
11361 : Don't set fe_value.
11362 * cpplib.h (AVOID_LPASTE): New flag.
11363 (struct cpp_hashnode): Remove fe_value.
11364 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
11365 * cppmacro.c (builtin_macro): Don't set flags here.
11366 (replace_args): Set AVOID_LPASTE flag on first token of an
11367 argument, and the token following it.
11368 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
11369 macro expansion, and on the token following it. Do it for
11371 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
11373 2001-01-27 Richard Henderson <rth@redhat.com>
11375 * config/alpha/t-ieee: Remove multilibbing.
11376 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11378 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11380 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
11382 * Makefile.in: Remove all dependencies on defaults.h.
11383 * builtins.c: Don't include defaults.h.
11384 * c-common.c: Likewise.
11385 * c-decl.c: Likewise.
11386 * c-pragma.c: Likewise.
11387 * c-typeck.c: Likewise.
11388 * combine.c: Likewise.
11389 * i386.c: Likewise.
11390 * frame-ia64.c: Likewise.
11391 * cppexp.c: Likewise.
11392 * crtstuff.c: Likewise.
11393 * dbxout.c: Likewise.
11394 * dwarf2out.c: Likewise.
11395 * dwarfout.c: Likewise.
11396 * emit-rtl.c: Likewise.
11397 * except.c: Likewise.
11398 * expr.c: Likewise.
11399 * final.c: Likewise.
11400 * frame-dwarf2.c: Likewise.
11401 * libgcc2.c: Likewise.
11402 * optabs.c: Likewise.
11403 * profile.c: Likewise.
11404 * sdbout.c: Likewise.
11405 * toplev.c: Likewise.
11406 * tradcif.y: Likewise.
11407 * tree.c: Likewise.
11408 * varasm.c: Likewise.
11410 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11412 * builtins.c (expand_builtin_fputs): Use size_one_node when
11413 transforming into fwrite.
11415 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
11417 * extend.texi (Attribute Syntax): New section.
11419 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11421 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
11422 they didn't need fixing.
11424 2001-01-27 Janis Johnson <janis@us.ibm.com>
11426 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
11428 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
11429 to remove macro definitions that are duplicated from elfos.h.
11431 2001-01-27 Richard Henderson <rth@redhat.com>
11433 * config/i386/sco5gas.h: Move ...
11434 * config/usegas.h: ... here.
11435 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
11437 2001-01-27 Jakub Jelinek <jakub@redhat.com>
11439 * c-typeck.c (struct constructor_stack): Add range_stack member.
11440 (really_start_incremental_init): Clear it.
11441 (push_init_level): Save constructor_range_stack and clear it if
11442 pushing explicit braces.
11443 (pop_init_level): abort if constructor_range_stack is non-zero at
11444 explicit closing brace. Restore saved constructor_range_stack if
11447 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11449 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
11450 into register was forced into memory.
11452 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11454 * Makefile.in: Remove uses of + before $(MAKE).
11456 2001-01-26 Richard Henderson <rth@redhat.com>
11458 * stmt.c (cost_table): Remove.
11459 (COST_TABLE, cost_table_initialized): New.
11460 (estimate_case_costs): Use the later instead of the former.
11461 (balance_case_nodes): Likewise.
11463 2001-01-26 Richard Henderson <rth@redhat.com>
11465 * alias.c (objects_must_conflict_p): Read-only slots may not
11466 conflict despite having the same type.
11468 2001-01-27 Michael Hayes <mhayes@redhat.com>
11470 * loop.c (loop_giv_reduce_benefit): Copy mode size into
11472 (check_ext_dependant_givs): Initialise u_start_val and
11474 (load_mems): Make last_max_reg unsigned.
11475 (try_swap_copy_prop): Use INSN_P and initialise set.
11477 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
11479 * README.AVR : Removed.
11481 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
11483 * pa-64.h (text_section): Remove declaration.
11485 * pa.md (return_internal): Remove mode on PIC register use.
11487 2001-01-25 lars brinkhoff <lars@nocrew.org>
11489 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
11490 ASM_CLOSE_PAREN): fix typos.
11492 2001-01-25 Mark Mitchell <mark@codesourcery.com>
11494 * acconfig.h: Define `const' to the empty string if neither
11495 __STDC__ nor __cplusplus is defined.
11496 * config.in: Regenerated.
11498 2001-01-25 David Edelsohn <edelsohn@gnu.org>
11500 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
11501 * collect2.c (main): Delete importf. Add ".obj" file extension.
11502 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
11503 (aix_std_libs): Add additional AIX libraries to skip.
11504 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
11505 * config/rs6000/aix51.h: New file.
11507 2001-01-25 Michael Hayes <mhayes@redhat.com>
11509 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
11510 (loop_insn_emit_before): No longer static.
11511 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
11512 (loop_givs_rescan, load_mems): Likewise.
11513 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
11514 (maybe_eliminate_biv_1):
11515 (move_movables): Replace emit_call_insn_before with
11516 loop_call_insn_hoist.
11517 * loop.h (loop_insn_emit_before): Add.
11518 * unroll.c (copy_loop_body): Replace emit_insn_before with
11519 loop_insn_emit_before.
11521 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
11523 * diagnostic.c (fatal): Request preprocessed source.
11525 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
11527 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
11528 olddecl has argument types and newdecl has none, use the argument
11529 types from olddecl.
11531 2001-01-24 Ulrich Drepper <drepper@redhat.com>
11533 * dwarf2out.c (prefix_of): New function. Determine longest common
11534 prefix of the two arguments. The units are whole path components.
11535 (output_file_names): When adding a new directory find the one entry
11536 with the longest common prefix already in the list. Artificially
11537 generate entry if there is none for this prefix.
11538 Fix test to check whether the zeroth directory entry is used.
11540 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
11542 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
11543 Changed all callers. Take it into account when deciding if a
11544 previously loaded value matches.
11546 2001-01-24 Richard Henderson <rth@redhat.com>
11548 * reload.c (find_reloads_subreg_address): Fail the substitution
11549 if the resulting address is insufficiently aligned.
11551 2001-01-24 DJ Delorie <dj@redhat.com>
11553 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11554 check the original operand's mode also.
11555 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11557 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11559 * c-parse.in (cast_expr): Move compound literals from here ...
11560 (primary): ... to here. Use standard terminology "compound
11561 literal" instead of "constructor expression".
11563 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11565 * gcc.1, cpp.1: Regenerate.
11567 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11569 * calls.c (emit_library_call_value_1): Memory slot for
11570 pass-by-reference argument should have the mode of the argument,
11571 not of the pointer to it.
11573 2001-01-24 Tom Tromey <tromey@redhat.com>
11575 * gcc.texi (G++ and GCC): Mention gcj manual.
11576 (Standards): Link to section of manual mentioning gcj/Java
11579 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11581 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11582 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11583 * tradcpp.c (main): Add -imacros or -include'd dependencies
11585 * cpp.texi (-M, -MM): Document -M -include behaviour.
11587 2001-01-24 Roger Collins <roger@ProProject.com>
11589 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11591 2001-01-24 Will Cohen <wcohen@redhat.com>
11593 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11594 whether registers are 32 bits or 64 bits in size.
11596 2001-01-24 Ben Elliston <bje@redhat.com>
11598 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11600 2001-01-24 Richard Henderson <rth@redhat.com>
11602 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11603 (builtin_longjmp): Use it instead of emit_indirect_jump.
11605 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11607 * bb-reorder.c (make_reorder_chain_1): Handle case where
11608 jump edge goes to the same block as the fallthru edge.
11610 2001-01-23 Jim Wilson <wilson@redhat.com>
11612 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11613 * frame.h (__ia64_personality_v1): Add prototype.
11614 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11615 prototype form. Add void * cast to first argument to personality
11617 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11618 (asctoe113): Likewise.
11619 * config/ia64/frame-ia64.c: Include eh-common.h.
11620 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11622 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11624 (itanium_split_issue): Add prototype.
11625 (gen_nop_type): Ifdef out.
11626 (find_best_packet): Initialize best_packet.
11627 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11629 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11630 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11631 (flushrs): Add explicit stop bit at end.
11632 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11635 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11637 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11639 * libgcc2.c (__terminate_func): Make variable static.
11640 (__terminate_set_func): New function to set __terminate_func.
11641 * libgcc2.h (__terminate_func_ptr): New typedef.
11642 (__terminate_set_func): New function.
11644 2001-01-23 Richard Henderson <rth@redhat.com>
11646 * flow.c (init_propagate_block_info): Don't consider unchanging
11647 memories for dead frame store elimination.
11649 2001-01-23 Richard Henderson <rth@redhat.com>
11651 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11652 * defaults.h: ... here.
11654 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11656 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11658 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11660 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11662 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11664 * rs6000.h (rs6000_return_addr): Move prototype from here...
11665 * rs6000-protos.h (rs6000_return_addr): ...to here.
11666 (rs6000_init_expanders): Delete prototype.
11668 2001-01-23 Nick Clifton <nickc@redhat.com>
11670 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11671 (Spec Files): Document %B and %j and %. and %v3 and %M and
11672 %{S*&T} spec switches.
11674 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11676 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11678 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11679 Neil Booth <neil@daikokuya.demon.co.uk>
11681 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11682 Have -Werror make pedantic warnings errors, like the
11685 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11687 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11689 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11691 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11692 * integrate.c (expand_inline_function): Initialize them.
11693 (subst_constants): If changing COMPARE so that both its arguments
11694 will be VOIDmode and the comparison mode will be lost, note
11695 compare_mode. Use the recorded compare_mode to optimize
11698 2001-01-23 Jason Merrill <jason@redhat.com>
11700 * dwarf2out.c (new_die): Use xcalloc.
11701 (output_die): Abort rather than emit a local reference to offset 0.
11703 2001-01-17 Andrew Haley <aph@redhat.com>
11705 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11706 of a saved register; return NULL instead.
11707 (copy_reg): Take a pointer to a source register rather than a
11709 (next_stack_level): Remember the address in the stack frame of all
11711 Use the saved register pointer array as the source of the CFA.
11712 (throw_helper): Rewrite. Unwind once rather than twice and keep
11713 track of saved registers as we go.
11715 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11717 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11718 * c4x.c (c4x_legitimize_reload_address): Remove.
11719 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11720 reload address for ldp(k) insn.
11722 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11724 * pa.md (return_internal): Add a USE of the PIC register to ensure
11725 it is restored after each call.
11726 (return expander): Corresponding changes.
11728 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11730 * rs6000.h (INIT_EXPANDERS): Delete.
11731 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11732 * rs6000.c (rs6000_override_options): Call *_machine_status from
11734 (rs6000_init_expanders): ...instead of here. Delete.
11735 (rs6000_mark_machine_status): New function.
11736 (rs6000_init_machine_status): Use xcalloc.
11737 (rs6000_return_addr): Generate RTX for the return address.
11738 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11739 (rs6000_stack_info): Use it.
11741 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11743 * gthr-win32.h: Include errno.h to get a declaration for
11744 EINVAL and _mingw.h if the target is mingw32.
11746 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11748 * cpp.texi: Correct typos.
11750 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11752 * explow.c (probe_stack_range): Ensure value passed to
11753 stack_check_libfunc is ptr_mode, not Pmode.
11755 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11757 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11758 case, don't use operand_subword to calculate a SUBREG that is
11761 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11763 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11765 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11766 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11767 valid. If not replace it by equivalent insns.
11769 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11771 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11772 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11773 (c4x_U_constraint, symbolic_address_operand): Likewise.
11774 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11776 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11777 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11778 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11779 anulling slot because of silicon bug.
11780 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11782 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11784 * cppexp.c (parse_charconst): Change `mask' type to agree
11787 2001-01-21 Richard Henderson <rth@redhat.com>
11789 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11790 pic_label_name in a linkonce section.
11792 2001-01-17 Philipp Thomas <pthomas@suse.de>
11794 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11796 * configure: Regenerate.
11798 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11800 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11801 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11803 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11805 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11806 If REVERSE nonzero then condition code in X must be reversed.
11807 (encode_section_info): Optimise if/else.
11808 (avr_function_value): Fix formatting.
11810 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11811 (difficult_branch): Likewise.
11812 (rvbranch): Likewise.
11813 (difficult_rvbranch): Likewise.
11815 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11817 * config/avr/libgcc.S: Fix comment.
11819 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11821 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11823 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11825 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11827 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11829 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11830 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11831 * configure, config.in: Regenerate.
11832 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11833 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11834 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11835 (doprint.o): New rule.
11837 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11839 * c-typeck.c (digest_init): Handle boolean types as scalars.
11841 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11843 * stmt.c (expand_return): Don't return anything if size is zero.
11844 Delete redundant assignment to BYTES.
11845 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11847 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11849 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11850 the same as the default library function names.
11851 * config/avr/avr.md: Document special characters after '%'.
11852 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11853 knowing which of the call-used registers are really clobbered.
11854 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11855 New. Both quotient and remainder from one libgcc.S call.
11856 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11857 clobber as few registers as possible.
11858 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11860 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11862 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11863 context of the top of the stack.
11865 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11867 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11868 (fixup_var_refs_insns): ...here.
11870 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11872 * function.c (fixup_var_refs_insns): Break up into
11873 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11874 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11875 [loop over hash table entries].
11876 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11877 fixup_var_refs_insns_with_hash, to match above changes.
11879 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11881 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11882 (libgcc.a): Likewise.
11883 (stmp-multilib): Likewise.
11884 (STAGE2_FLAGS_TO_PASS): Likewise.
11886 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11888 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11889 temporary if no_new_pseudos.
11891 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11893 * cppinternals.texi: Update.
11895 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11897 * arm.c (arm_init_builtins): Re-enable builtins.
11899 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11901 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11902 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11903 element to be null, and always expect an EXPR_LIST.
11904 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11905 * sched-deps.c (sched_analyze_1): Likewise.
11906 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11908 * regclass.c (max_set_parallel): New variable.
11909 (reg_scan): Take it into account in computation of max_parallel.
11910 (reg_scan_mark_refs, case SET): Compute it.
11912 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11914 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11915 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11917 2001-01-19 Jason Merrill <jason@redhat.com>
11919 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11920 for the abstract instance of an inline function.
11922 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11923 J"orn Rennecke <amylaar@redhat.com>
11925 * reload1.c (move2add_note_store): Treat all registers directly or
11926 indirectly derived from a base register as members of the same set
11928 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11929 of base register into account.
11931 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11933 * alias.c (find_base_value): Recognize TRUNCATE.
11934 (record_set): In PLUS case, invalidate if other summand is also a
11937 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11939 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11940 entry to be EXPR_LIST.
11941 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11942 be an EXPR_LIST (but not null, which other code doesn't allow).
11943 (note_stores): Properly handle PARALLEL in SET.
11944 Recursively call for top-level PARALLEL.
11945 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11946 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11948 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11950 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11952 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11953 not pfile->skipping (== 0).
11955 2001-01-17 Nick Clifton <nickc@redhat.com>
11957 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11960 2001-01-17 Jim Wilson <wilson@redhat.com>
11962 * invoke.texi (IA-64 options): Improve.
11964 2001-01-17 Tom Tromey <tromey@redhat.com>
11966 * invoke.texi (Optimize Options): Use `{}' to around @samp
11969 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11971 * invoke.texi (-fno-guess-branch-probability): New option.
11973 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11975 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11976 case of making new double-word constant.
11977 Revert last change: instead just test i3_subst_into_i2.
11979 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11981 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11982 Use q constraints instead of r.
11984 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11986 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11987 (machine_function): Define.
11988 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11989 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11990 pa_free_machine_status): New functions.
11991 (override_options): Set {init,mark,free}_machine_status to above.
11992 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11993 PIC_OFFSET_TABLE_REGNUM_SAVED.
11994 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11995 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11996 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11997 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11998 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12000 2001-01-15 DJ Delorie <dj@redhat.com>
12002 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
12006 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12008 * flow.c (propagate_one_insn): Make trying to delete a prologue
12009 or epilogue insn an ICE, not a warning. Allow doing this if
12010 the current function returns with stack pointer depressed.
12012 * combine.c (try_combine): If i3_subst_into_i2, properly check for
12013 I3 having more than one SET.
12015 2001-01-16 Jim Wilson <wilson@redhat.com>
12017 * invoke.texi: Document IA-64 options.
12019 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
12020 (fixup_errata): Delete TARGET_A_STEP use.
12021 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
12022 (TARGET_SWITCHES): Delete -ma-step option.
12023 * config/ia64/ia64.md (all FP patterns): Delete %B0.
12024 (movqicc_astep, movqi_internal_astep, movhicc_astep,
12025 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
12026 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
12027 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
12028 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
12030 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
12031 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
12032 cmovsi_internal): Delete ! TARGET_A_STEP check.
12034 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12036 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
12037 possibility to report bugs via postal mail. Change a URL and
12038 merge in a nearly duplicate statement...
12039 (Bug Reporting): ...from here.
12040 (Service): Refer to the Bug Reporting section instead of
12041 duplicating an URL.
12042 (Contributing): Remove trivial explanations concerning snapshots.
12044 2001-01-16 Alan Modra <alan@linuxcare.com.au>
12046 * cppmain.c (general_init): Don't use ANSI prototype.
12048 2001-01-16 Tom Tromey <tromey@redhat.com>
12050 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
12052 2001-01-16 Richard Henderson <rth@redhat.com>
12054 * config/i386/i386.h: Fix comment typo.
12055 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
12056 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
12058 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12060 * gcc.c: Revert previous -fsyntax-only-related change; move
12063 2001-01-16 Jakub Jelinek <jakub@redhat.com>
12065 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
12066 inmode after checking GET_CODE (op).
12068 2001-01-16 Richard Henderson <rth@redhat.com>
12070 * flow.c (struct propagate_block_info): Add mem_set_list_len.
12071 (MAX_MEM_SET_LIST_LEN): New.
12072 (propagate_one_insn): Update mem_set_list_len.
12073 (invalidate_mems_from_autoinc): Likewise.
12074 (invalidate_mems_from_set): Likewise.
12075 (mark_used_regs): Likewise.
12076 (init_propagate_block_info): Likewise. Stop collecting memories
12077 when we reach MAX_MEM_SET_LIST_LEN.
12078 (mark_set_1): Likewise.
12080 2001-01-16 Richard Henderson <rth@redhat.com>
12082 * unroll.c (precondition_loop_p): Fail if no iteration
12085 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12087 * gcc.c: When -fsyntax-only is given, do not complain about
12090 2001-01-15 Richard Henderson <rth@redhat.com>
12092 * config/i386/i386.c (asm_output_function_prefix): Remove.
12093 (ix86_asm_file_end): New.
12094 (load_pic_register): Generate pic_label_name into a
12095 staticly allocated buffer.
12096 * config/i386/i386-protos.h: Update.
12097 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
12098 (ASM_FILE_END): New.
12099 * config/i386/i386afe.h: New file.
12100 * config.gcc (i?86-*-elf) [tm_file]: Use it.
12101 (i?86-*-{freebsd,linux*,moss*}): Likewise.
12102 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
12103 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
12104 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
12105 * config/i386/sco5.h (ASM_FILE_END): Likewise.
12106 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
12108 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
12110 * Makefile.in (install-man): Remove explicit dependency on
12113 * configure.in, configure: Revert previous patch requiring perl
12116 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
12118 * toplev.c (flag_guess_branch_prob): New.
12119 (f_options): Add guess-branch-probability option.
12120 (rest_of_decl_compilation): Only estimate branch probability if
12122 (main): set flag_guess_branch_prob.
12124 * flags.h (flag_guess_branch_prob): New.
12126 2001-01-15 DJ Delorie <dj@redhat.com>
12128 * gcc.texi (Makefile): Add documentation for Makefile targets.
12130 2001-01-15 Philip Blundell <philb@gnu.org>
12132 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
12134 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
12135 (is_pic): Delete declaration.
12136 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
12137 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
12138 * config/arm/arm.md (builtin_setjmp_receiver): New.
12140 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12142 * arm.c (use_return_insn): Don't try to determine the function type
12143 until after reload has completed.
12144 (arm_output_epilogue): Don't adjust the sp value recovered from the
12146 (emit_multi_reg_push): Don't record dwarf information for the pc.
12147 * arm.md (eh_epilogue): The function type may have changed, so it
12148 needs to be recalculated.
12149 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
12150 unwind tables on arm/netbsd.
12152 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12154 * arm.md (cbranchsi4): Correct calculation of branch ranges.
12155 (negated_cbranchsi4): Likewise.
12157 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12159 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
12160 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12161 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
12162 pass -mapcs-* options to assembler.
12163 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
12164 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12165 (ASM_SPEC): Call subtarget_extra_asm_spec.
12167 2001-01-15 Andreas Jaeger <aj@suse.de>
12169 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
12171 (ix86_expand_builtin): Likewise.
12173 * gencodes.c (output_predicate_decls): Make i size_t to avoid
12174 warning about comparison between signed and unsigned.
12176 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12178 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
12180 2001-01-14 Ralf Baechle <ralf@gnu.org>
12182 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
12183 SUBTARGET_CPP_SPEC apropriatly.
12185 2001-01-12 Mark Mitchell <mark@codesourcery.com>
12187 * varasm.c (make_decl_rtl): Fix typo in last change.
12189 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
12191 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
12192 linker supports the init_priority C++ attribute.
12193 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
12194 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
12195 linker does not support init_priority C++ attribute.
12197 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
12199 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
12201 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12203 * c-parse.in (finish_parse): Add comment about cpp_destroy.
12204 * cp/lex.c (finish_parse): Similarly.
12205 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
12206 Return the number of errors encountered.
12207 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
12208 * cppmain.c (main): Don't call cpp_destroy.
12210 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
12212 * configure.in: Require at least perl 5.6.0 to regenerate
12214 * configure: Regenerate.
12216 2001-01-14 Richard Henderson <rth@redhat.com>
12218 * genrecog.c (DT_veclen_ge): New.
12219 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
12220 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
12221 (nodes_identical_1): Handle DT_veclen_ge.
12222 (write_cond, debug_decision_2): Likewise.
12224 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12226 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
12228 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
12230 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12232 * cppmain.c (do_preprocessing): New function; most of the old
12234 (main): Call it to do most of the work.
12235 (cb): Move from global scope to set_callbacks ().
12236 (setup_callbacks): Get the callback pointer.
12237 (general_init, printer_init): Clean up code and comments.
12239 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12241 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
12244 2001-01-14 Kazu Hirata <kazu@hxi.com>
12246 * config/h8300/h8300.c (get_shift_alg): Update comments.
12248 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12250 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
12251 (alloc_page, ggc_alloc): Add casts to remove warnings.
12253 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12255 * combine.c (simplify_comparison): Don't change `code' when
12256 can't reverse comparison.
12258 2001-01-14 Richard Henderson <rth@redhat.com>
12260 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
12261 update all call sites. Return true for all non-label constants.
12263 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
12265 * i386.c (ix86_expand_compare): Add bypass_test and second_test
12267 (ix86_expand_branch): Update.
12268 (ix86_expand_setcc): Update to handle multiple test conditions.
12269 (expand_int_movcc): Likewise.
12270 (expand_fp_movcc): Likewise.
12271 * i386-protos.h (ix86_expand_compare): New.
12272 * i386.md (andqi_?_slp, orqi_?_slp): New.
12273 (conditional trap expander): Update call to ix86_expand_compare.
12275 2001-01-14 Richard Henderson <rth@redhat.com>
12277 * config/vax/vax.md: Use nonimmediate_operand instead of
12278 general_operand in destinations.
12280 * config/vax/vax.md (indirect_jump): Use register_operand.
12282 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
12283 * config/vax/vax.md (call_pop): Turn into an expander.
12284 (call_value_pop): Likewise.
12285 (call, call_value): New.
12287 2001-01-14 Andreas Jaeger <aj@suse.de>
12289 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
12291 (ix86_fp_compare_mode): Add unused attribute.
12292 (ix86_expand_fp_movcc): Remove unused variable.
12293 (ix86_expand_builtin): Make fcode unsigned.
12295 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
12296 (expand_expr): Add cast to avoid signed warning.
12297 (store_field): Likewise.
12298 (store_constructor_field): Likewise.
12299 (store_constructor): Likewise.
12300 (store_expr): Likewise.
12301 (clear_storage): Likewise.
12302 (emit_group_store): Likewise.
12303 (emit_group_load): Likewise.
12305 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12307 * c-common.c: Move format checking code to ...
12308 * c-format.c: ... here. New file. Reorder some functions and
12310 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
12312 * c-common.h (decl_handle_format_attribute,
12313 decl_handle_format_arg_attribute): Declare.
12314 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
12315 (c-common.o): Adjust dependencies.
12316 (c-format.o): New list of dependencies.
12318 2001-01-13 Jakub Jelinek <jakub@redhat.com>
12320 * unroll.c (loop_iterations): If we cannot prove iteration variable
12321 is set once in each iteration, punt.
12323 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
12325 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
12326 (*strlenhi): Remove clobber (which was buggy) of output address.
12328 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12330 * Makefile.in (generated-manpages): Add gcc.1
12331 ($(srcdir)/gcc.1): New target.
12332 (maintainer-clean): Delete $(srcdir)/gcc.1.
12333 * gcc.texi: Add macros @gccoptlist and @gol.
12334 * invoke.texi: Include option summary in manpage. Mark up option
12335 summary with @gccoptlist and @gol. Use @r in one place where
12337 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
12338 * gcc.1: Generate from invoke.texi.
12340 2001-01-13 Richard Henderson <rth@redhat.com>
12342 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
12343 (struct page_entry): Add group member.
12344 (struct page_group): New.
12345 (struct globals): Add page_groups member.
12346 (alloc_anon): Only define for using mmap; remove valloc call.
12347 (page_group_index): New.
12348 (set_page_group_in_use): New.
12349 (clear_page_group_in_use): New.
12350 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
12351 (free_page, release_pages): Likewise.
12352 * configure.in (with-gc): Default to ggc-page always.
12354 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12356 * reload1.c (replace_pseudos_in_call_usage): Use
12357 reg_equiv_constant and reg_equiv_address, and don't try
12358 regno_reg_rtx first.
12360 2001-01-13 Richard Henderson <rth@redhat.com>
12362 * ggc-page.c (alloc_page): Round up allocation size to one page.
12363 Set e->order on extra pages.
12365 2001-01-13 Richard Henderson <rth@redhat.com>
12367 * genrecog.c (nodes_identical): Expand commentary.
12368 (write_switch): Watch out for identical nodes.
12370 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12372 * cppfiles.c (_cpp_fake_include): New function.
12373 * cpphash.h (_cpp_fake_include): New.
12374 * cpplib.c (do_line): Call _cpp_fake_include when entering
12375 header files in preprocessed input.
12376 * cppmain.c (cb_pragma_implementation): Remove handling.
12377 (setup_callbacks): Don't register pragmas.
12379 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12381 * extend.texi: Udate for CPP.
12383 2001-01-13 Andreas Jaeger <aj@suse.de>
12385 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
12387 * regmove.c: Add prototype for replace_in_call_usage.
12389 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12391 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
12392 struct cpp_chunk, struct htab, struct toklist,
12393 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
12394 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
12395 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
12396 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
12397 (struct macro_args): Delete.
12398 * cpphash.h: See above.
12400 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12402 * cppmain.c (struct printer): Remove no_line_dirs.
12403 (options, cb): New.
12404 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
12405 : Use options rather than CPP_OPTION.
12406 (setup_callbacks): Use cb rather than pfile->cb.
12407 (main): No need to check for a buffer. Use cpp_errors.
12408 (printer_init): Don't set no_line_dirs.
12409 (maybe_print_line): Use options not no_line_dirs.
12410 (cb_file_change): Don't call print_line if -P.
12412 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12414 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
12416 * c-parse.in (finish_parse): Use cpp_errors.
12417 (__yylex): Use return value of cpp_pop_buffer.
12418 * cp/lex.c (finish_parse): Use cpp_errors.
12419 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
12421 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
12423 * README.AVR: URLs corrected.
12425 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12427 * c-decl.c (start_function): Don't warn if old prototype is builtin
12428 that's not in C's namespace.
12429 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
12430 (_bb): Add prototype for ctime.
12431 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
12433 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
12435 * i386.c (ix86_fp_comparison_arithmetics_cost,
12436 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
12437 ix86_fp_comparison_cost): New functions.
12438 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
12439 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
12440 two-branch sequences; make static.
12441 (ix86_use_fcomi_compare): Do decision according to the costs.
12442 (split_fp_branch): New.
12443 * i386.md (compare-and-branch patterns): Use split_fp_branch.
12444 * i386-protos.h (ix86_expand_fp_compare): Remove
12445 (ix86_split_fp_branch): Declare.
12447 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
12448 and ix86_comparison_operator.
12450 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
12451 to make it cheaper.
12453 * i386.c (put_condition_code): Output properly the unordered/ordered
12454 compares in fp case.
12455 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
12457 * tm.texi (REVERSE_CONDITION): Document.
12458 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
12459 in -ffast-math mode.
12460 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
12462 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12464 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
12466 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
12469 * config/sh/sh.c (mova_p): Fix test for mova_const.
12471 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12473 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
12474 cpp_get_options rather than dereferencing pfile and using
12476 * scan-decls.c (scan_decls): Use return value of
12477 cpp_pop_buffer rather than CPP_BUFFER.
12479 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12481 * cppinit.c (cpp_handle_option): help_only is now part of the
12482 cpp_options structure.
12483 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
12484 cpp_set_callbacks): New functions.
12485 * cpplib.h (cpp_callbacks): Break out as a named structure.
12486 (cpp_options): Move help_only here from cpp_reader.
12487 (CPP_FATAL_ERRORS): Update to use cpp_errors.
12488 (cpp_errors, cpp_get_options, cpp_get_callbacks,
12489 cpp_set_callbacks): New prototypes.
12490 * cppmain.c (main): Update for help_only.
12492 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12494 * Makefile.in (info, maintainer-clean, install-info, uninstall):
12495 Also build and remove and install and uninstall c-tree.info and
12497 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
12498 ($(srcdir)/cppinternals.info): New target.
12499 * c-tree.texi: Change file name used when makeinfo used without -o
12500 from ir.info to c-tree.info. Add info directory entry.
12501 * cppinternals.texi: Add info directory entry.
12502 * .cvsignore: Update.
12504 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12506 * c-typeck.c (store_init_value): Don't require constant initializer
12507 elements with -pedantic -std=c99.
12508 (digest_init): Change error about non-constant initializer elements
12510 (constructor_range_end): Remove.
12511 (constructor_incremental, designator_depth,
12512 designator_errorneous): New variables.
12513 (struct constructor_stack): Remove range_end, add incremental.
12514 (struct constructor_range_stack, constructor_range_stack): New.
12515 (struct initializer_stack): Add constructor_range_stack.
12516 (finish_init): Set it.
12517 (start_init): Likewise. require_constant_elements for non-static
12518 trees only if not flag_isoc99.
12519 (really_start_incremental_init): Remove constructor_range_end, add
12520 constructor_incremental.
12521 (pop_init_level): Likewise.
12522 (push_init_level): Likewise. If implicit and the subobject had some
12523 value set already, preinitialize the level with it.
12524 Warn about missing braces only if not pushing due to designators.
12525 (set_designator, push_range_stack): New functions.
12526 (set_init_label): Use them.
12527 (set_init_index): Likewise. Remove constructor_range_end.
12528 Error if designator index is outside of array bounds.
12529 (add_pending_init): Compare values of purpose index trees, not the
12530 trees themselves. Allow overwriting of already initialized element.
12531 Issue a warning if it had side-effects.
12532 (set_nonincremental_init, set_nonincremental_init_from_string): New
12534 (pending_init_member): Rename to...
12535 (find_init_member): ...this function. Call set_nonincremental_init
12536 if necessary. Compare values of purpose index trees, not the trees
12537 themselves. Return the actual value, not just non-zero if something
12539 (output_init_element): Remove checks for duplicates.
12540 If field has zero size, only check the initializer for correctness.
12541 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
12542 if constructor_incremental is zero. Change error about initializers
12543 not computable at load time into pedwarn.
12544 (output_pending_init_elements): Compare bit positions, not
12545 FIELD_DECLs to take into account zero-sized fields.
12546 (process_init_element): Use constructor_range_stack to fill all
12547 ranges in the designator lists from current level up.
12548 * extend.texi: Update documentation for labeled elements.
12550 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12552 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12553 to function usage for arguments passed by reference. Optimize
12554 callee-copied arguments.
12555 * regmove.c (replace_in_call_usage): New function.
12556 (fixup_match_1): Call it.
12557 * cse.c (cse_insn): Canonicalize registers in function usage.
12558 * reload1.c (replace_pseudos_in_call_usage): New function.
12561 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12564 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12566 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12569 2001-01-12 DJ Delorie <dj@redhat.com>
12571 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12572 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12575 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12577 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12578 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12579 -std options alongside references to -ansi. Update some
12580 documentation for C99.
12581 * cpp.1: Regenerate.
12583 2001-01-12 Andreas Jaeger <aj@suse.de>
12585 * haifa-sched.c (restore_line_notes): Remove argument block B
12587 * sched-ebb.c (schedule_ebb): Change caller.
12588 * sched-rgn.c (schedule_region): Likewise.
12589 * sched-int.h (restore_line_notes): Adjust prototype.
12591 * loop.h: Remove wrong declaration of doloop_condition_get.
12593 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12595 * extend.texi: Move C++-extension-related node from the C section
12596 into the C++ section.
12598 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12600 * extend.texi: Refer to an array of pointers to functions instead
12601 of one of functions.
12603 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12604 Jan Hubicka <jh@suse.cz>
12606 * combine.c (reversed_comparison): Fix typo in last patch.
12608 (combine_reversed_comparison_code): Make static to follow
12609 prototype declaration.
12611 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12613 * install.texi: Remove misplaced duplicate entry.
12615 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12617 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12619 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12621 * final.c: (leaf_function_p): Fix typo.
12623 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12625 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12626 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12628 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12629 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12630 mmap_anon, and valloc is available.
12631 * ggc-page.c: Restructure ifdef logic to match new autoconf
12632 spec. Don't throw away the test page in init_ggc.
12634 * configure, config.in: Regenerate.
12636 2001-01-12 Michael Hayes <mhayes@redhat.com>
12638 * loop.h (total_biv_increment): Constify iv_class pointer.
12639 (struct induction): Replace `mem_mode' with `mem' rtx.
12640 * unroll.c (total_biv_increment): Constify iv_class pointer.
12641 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12642 (find_mem_givs, combine_givs_p): Likewise.
12643 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12645 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12647 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12649 (__gthread_getspecific): Ditto.
12651 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12653 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12654 put_condition_code): Convert fp comparison codes to integer
12656 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12659 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12660 * i386-protos.h (no_comparison_operator): Kill.
12662 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12664 * combine.c (REVERSIBLE_CC_MODE): Remove.
12665 (reversible_comparison_p): Remove.
12666 (combine_reversed_comparison_code): New.
12667 (reversed_comparison): New.
12668 (combine_simplify_rtx): Use
12669 combine_reversed_comparison_code/reversed_comparison instead
12670 of reversible_comparison_p.
12671 (simplify_if_then_else): Likewise.
12672 (simplify_set): Likewise.
12673 (simplify_logical): Likewise.
12674 (if_then_else_cond): Likewise.
12675 (known_cond): Likewise.
12676 (simplify_comparison): Likewise.
12678 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12680 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12681 sizeof (int) is larger than sizeof(__word__).
12683 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12685 * cppinit.c (do_includes): Fix typo.
12687 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12689 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12690 in S_REGS does not occur because not all sources are possible
12691 when a S_REGS is a destination (sometimes needs a clobber).
12692 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12693 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12694 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12695 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12696 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12697 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12698 (lshrdi_const1, lshrsi3_const16): Likewise.
12699 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12700 (*movhi_68hc12, *movqi_68hc12): Likewise.
12701 (movstrictqi): Make sure reloading in D_REGS as a destination
12704 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12706 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12708 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12710 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12711 -D, -U and -A, and don't initialize the builtins.
12712 (do_includes): Error if -include or -imacros with -fpreprocessed.
12713 * cppmain.c (cb_define, cb_undef): Unconditionally process
12715 * tradcpp.c (main): Fix typo.
12717 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12719 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12720 (read_name_map): Use IS_ABSOLUTE_PATH.
12721 * tradcpp.c (get_filename): Likewise.
12723 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12725 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12726 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12727 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12728 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12729 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12730 (cmphi_z_used): Don't use '@' for the output.
12731 (tstqi_z_used): Likewise.
12732 (cmpqi_z_used): Likewise.
12733 (one_cmplsi2): Likewise.
12735 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12737 * config/sh/sh.c (barrier_align): Recognize branch around far
12738 branch and redundant insn.
12740 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12742 * invoke.texi: Restore documentation of the drivers' switches -MD
12745 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12747 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12749 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12750 check-objc//%): Support parallel testing of multilibs.
12751 (TESTSUITEDIR): Set to testsuite by default, but override for
12753 (check-gcc, check-g++, check-g77, check-objc): Enter
12756 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12758 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12759 * sched-deps.c (deps_may_trap_p): Likewise.
12760 * basic-block.h: Remove a comment.
12761 * flow.c (PROP_POSTRELOAD): Remove.
12762 (update_life_info): Don't add it to prop_flags.
12763 (mark_set_1): Lose the code that was enabled by it.
12765 2001-01-11 Michael Hayes <mhayes@redhat.com>
12767 * flow.c (flow_call_edges_add): New.
12768 * basic_block.h (flow_call_edges_add): New.
12770 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12772 * reload1.c (move2add_note_store): Update reg_set_luid even if
12773 base reg remains the same.
12775 2001-01-10 Nick Clifton <nickc@redhat.com>
12777 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12778 machine_function structure to zero.
12779 Add prototypes for machine_status functions.
12781 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12783 * c-common.h (CTI_VOID_LIST): Remove.
12784 (void_list_node): Likewise.
12785 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12786 (void_list_node): New macro.
12787 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12788 * config/i386/i386.c (ix86_init_builtins): Likewise.
12789 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12791 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12793 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12794 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12796 * tradcpp.c: Include mkdeps.h.
12797 (deps, print_deps_phony_targets, deps_append, output_deps,
12798 init_dependency_output, output_deps): New.
12799 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12800 deps_output): Delete.
12801 (print_deps_missing_files): Rename deps_missing_files.
12802 (inhibit_output): Make global.
12803 (main): Delete inhibit_output, deps_stream, deps_target.
12804 Use mkdeps functionality in the same way as cpplib. Remove
12805 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12806 -M and -MM. Remove old handling of deps via deps_out, and
12807 old reading of environment variables.
12808 (get_filename): Update to use deps_add_dep.
12810 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12812 * output.h (make_function_rtl): Remove prototype.
12813 (make_decl_rtl): Likewise.
12814 * varasm.c (make_function_rtl): Remove.
12815 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12816 than from a third parameter.
12817 * tree.h (make_decl_rtl): Remove last parameter.
12818 * c-decl.c (builtin_function): Remove last argument in call to
12819 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12820 (start_function): Likewise.
12821 * except.c (call_get_eh_context): Likewise.
12822 * expr.c (emit_block_move): Likewise.
12823 (clear_storage): Likewise.
12824 * profile.c (output_func_start_profiler): Likewise.
12825 * toplev.c (rest_of_decl_compilation): Likewise.
12826 * objc/objc-act.c (create_builtin_decl): Likewise.
12827 (synth_module_prologue): Likewise.
12828 (generate_static_reference): Likewise.
12829 (build_selector_reference_decl): Likewise.
12830 (build_class_reference_decl): Likewise.
12831 (build_objc_string_decl): Likewise.
12832 (build_protocol_reference): Likewise.
12834 2001-01-10 Richard Henderson <rth@redhat.com>
12836 * hwint.h: Revert yesterday's change.
12838 2001-01-10 Nick Clifton <nickc@redhat.com>
12840 * function.h (save_machine_status): Delete.
12841 (restore_machine_status): Delete.
12842 Amend comment describing {init|mark|free}_machine_status.
12844 * function.c (save_machine_status): Delete.
12845 (restore_machine_status): Delete.
12846 Amend comment describing {init|mark|free}_machine_status.
12847 (push_function_context_to): Remove invocation of
12848 save_machine_status.
12849 (pop_function_context_from): Remove invocation of
12850 restore_machine_status.
12852 * emit-rtl.c (init_emit_once): Amend comment describing
12853 {init|mark|free}_machine_status.
12855 * tm.texi (Per-Function Data): New node. Describe the
12856 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12859 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12861 * cppinit.c (OPT_g): Remove.
12862 (cpp_handle_option): Update for removed -g3.
12863 (print_help): Update.
12864 * cpplib.h (struct cpp_options): Remove debug_output.
12865 * cppmain.c (setup_callbacks, cb_define): Update.
12866 * gcc.c (cpp_options): Translate -g3 to -dD.
12868 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12870 * config/i960/i960.md: Change modifier to + on the zero_extract
12871 pattern after the (rotate -2 reg) canonicalization pattern.
12873 2001-01-10 Richard Henderson <rth@redhat.com>
12875 * config/alpha/alpha.c (alpha_free_machine_status): New.
12876 (override_options): Install it.
12877 (alpha_mark_machine_status): Verify machine non-null.
12878 * config/i386/i386.c (ix86_free_machine_status): New.
12879 (override_options): Install it.
12880 (ix86_init_machine_status): Use xcalloc.
12881 (ix86_mark_machine_status): Verify machine non-null.
12882 * config/ia64/ia64.c (ia64_free_machine_status): New.
12883 (ia64_override_options): Install it.
12884 (ia64_mark_machine_status): Verify machine non-null.
12886 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12888 * function.c (instantiate_virtual_regs): Instantiate virtual
12889 registers found in CALL_INSN_FUNCTION_USAGE.
12891 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12893 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12894 equivalent to -ansi in disabling -Di386.
12896 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12898 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12900 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12902 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12904 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12906 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12908 * invoke.texi: Document that -fcond-mismatch isn't supported for
12911 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12913 * gcc.texi: Define macro gcctabopt.
12914 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12915 @command, @env and @option in some places where appropriate. Use
12916 @gcctabopt where appropriate. Put URLs and email addresses inside
12919 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12921 * gcc.c (cpp_options): Set MD file name from output
12922 filename, if specified.
12923 (suffix_subst): New static variable.
12924 (do_spec): Clear it.
12925 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12927 (give_switch): Handle suffix_subst.
12929 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12931 * invoke.texi: Fix another typo.
12933 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12935 * invoke.texi: Fix typo.
12937 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12939 * c-lang.c (lang_hooks): Update.
12940 (lang_decode_option): Remove.
12941 (lang_init_options): Rename c_init_options.
12942 * toplev.c (main): Use lang_hooks for lang_init_options
12943 and lang_decode_option.
12944 * toplev.h (lang_hooks): Add 2 new hooks.
12945 * tree.h: Remove lang_init_options and lang_decode_option.
12946 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12947 * cp/decl2.c: Similarly.
12948 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12949 (lang_hooks): Update.
12950 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12952 (lang_init_options): Rename ffe_init_options.
12953 (lang_hooks): Update.
12954 (lang_decode_option): Remove.
12955 * java/lang.c (lang_init_options): Rename java_init_options.
12956 (lang_decode_option): Rename java_decode_option.
12957 (lang_hooks): Update.
12958 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12959 (lang_decode_option): Rename objc_decode_option.
12960 (lang_hooks): Update.
12962 2001-01-09 Nick Clifton <nickc@redhat.com>
12964 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12965 (d30v_return_addr_rtx): Delete.
12966 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12967 cfun->machine structure.
12968 (struct machine_function): Move to d30v.h
12969 (d30v_save_machine_status): Delete.
12970 (d30v_restore_machine_status): Delete.
12971 (d30v_init_machine_status): New Function.
12972 (d30v_mark_machine_status): New Function.
12973 (d30v_free_machine_status): New Function.
12974 (d30v_init_expanders): Use new functions.
12975 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12976 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12977 d30v_return_addr_rtx.
12979 * config/d30v/d30v.h (struct_machine): Move here.
12980 Add eh_epilogue_sp_ofs field.
12982 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12983 field in cfun->machine structure.
12985 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12987 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12988 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12989 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12991 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12993 * objc/lang-options.h: Remove bogus reference to
12996 2001-01-09 Kazu Hirata <kazu@hxi.com>
12998 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
13001 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
13003 * reload.c (find_reloads_address): Check for eliminable registers
13004 when substituting a constant expression for a pseudo.
13006 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
13008 * c-common.c (enum format_type): Add format_type_error.
13009 (decode_format_type): New function.
13010 (decl_attributes): Use it.
13011 (format_kind_info): Adjust comment.
13013 2001-01-09 David O'Brien <obrien@BSDi.com>
13015 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
13016 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
13018 * config/i386/gnu.h: Don't include required platform specific .h files,
13019 tm.h will do it instead.
13020 * config/i386/i386elf.h: Likewise.
13021 * config/i386/linux.h: Likewise.
13022 * config/i386/moss.h: Likewise.
13023 * config/mips/gnu.h: Likewise.
13025 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13027 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
13028 (rs6000-ibm-aix3.[01]*): Likewise.
13029 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
13030 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
13031 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
13032 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
13033 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
13034 (powerpc-*-eabiaix*): Likewise.
13035 (powerpc-*-eabisim*): Likewise.
13036 (powerpc-*-elf*): Likewise.
13037 (powerpc-*-eabi*): Likewise.
13038 (powerpc-*-rtems*): Likewise.
13039 (powerpc-*-linux*libc1): Likewise.
13040 (powerpc-*-linux*): Likewise.
13041 (powerpc-wrs-vxworks*): Likewise.
13042 (powerpcle-wrs-vxworks*): Likewise.
13043 (powerpcle-*-sysv*): Likewise.
13044 (powerpcle-*-elf*): Likewise.
13045 (powerpcle-*-eabisim*): Likewise.
13046 (powerpcle-*-eabi*): Likewise.
13047 (powerpcle-*-solaris2*): Likewise.
13048 * config/rs6000/aix31.h: Delete includes.
13049 * config/rs6000/aix3newas.h: Likewise.
13050 * config/rs6000/aix41.h: Likewise.
13051 * config/rs6000/aix43.h: Likewise.
13052 * config/rs6000/beos.h: Likewise.
13053 * config/rs6000/rtems.h: Likewise.
13054 * config/rs6000/sysv4.h: Likewise.
13056 2001-01-09 Kazu Hirata <kazu@hxi.com>
13058 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
13059 Change an argument mode of machine_mode to shift_mode of
13060 shift_mode. Remove an extra error check.
13061 (emit_a_shift): Adopt to the new calling prototype of
13063 (function_prologue): Fix code for a monitor
13064 function. Support H8/S.
13065 (function_epilogue): Do not output pop for a monitor function.
13067 2001-01-09 Nick Clifton <nickc@redhat.com>
13069 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
13070 (setup_incoming_varargs): Use sysv_varargs_p field of the
13071 cfun->machine structure.
13072 (struct machine_function): Move to rs6000.h
13073 (rs6000_save_machine_status): Delete.
13074 (rs6000_restore_machine_status): Delete.
13075 (rs6000_init_machine_status): New Function.
13076 (rs6000_free_machine_status): New Function.
13077 (rs6000_init_expanders): Use new functions.
13079 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
13081 (struct machine_function): Move here.
13083 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
13084 sysv_varargs_p field of the cfun->machine structure.
13086 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
13088 (rs6000_restore_machine_status): Remove prototype.
13090 2001-01-09 Richard Henderson <rth@redhat.com>
13092 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
13093 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
13094 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
13095 (sched_analyze_2, sched_analyze_insn): Likewise.
13096 (sched_analyze, init_deps): Likewise.
13097 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
13098 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
13099 (compute_block_backward_dependences): Update propagate_deps call.
13101 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
13103 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
13105 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13107 * cppinit.c (OPT_MD, OPT_MMD): Restore.
13108 (cpp_handle_option): Handle them.
13109 (cpp_post_options): Ensure one of -M or -MM is specified with
13110 any other -M? option.
13111 (init_dependency_output): Suppress output with -MG.
13113 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13115 * cpp.texi: Update.
13116 * invoke.texi: Update.
13118 2001-01-09 Bernd Schmidt <bernds@redhat.com>
13120 * sh.md (reload_outsf): Generate recognizable patterns for
13123 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13125 * c-lang.c (lang_hooks): Update.
13126 (lang_init): Rename c_init.
13127 (lang_finish): Remove.
13128 * toplev.c (compile_file): Use lang_hooks for lang_init ()
13129 and lang_finish ().
13130 * toplev.h (lang_hooks): Add init () and finish ().
13131 * tree.h (lang_init, lang_finish): Remove.
13132 * cp/tree.h (lang_init, lang_finish): Remove.
13133 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
13134 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
13136 (lang_init, lang_finish): Remove.
13137 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
13138 (lang_hooks): Update.
13139 * java/lang.c (lang_init): Rename java_init.
13140 (lang_finish): Remove.
13141 (lang_hooks): Update.
13142 * objc/objc-act.c (lang_init): Rename objc_init.
13143 (lang_finish): Remove.
13144 (lang_hoooks): Update.
13146 20001-01-09 Graham Stott <grahams@redhat.com>
13148 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
13149 after `ptr` is initialised.
13151 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13153 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
13154 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
13155 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
13156 stack adjusts, instead of r3.
13158 2001-01-09 Michael Hayes <mhayes@redhat.com>
13160 * flow.c (flow_loop_scan): Break out of ...
13161 (flow_loops_find) ... here.
13162 * basic-block.h (flow_loop_scan): New.
13163 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
13164 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
13166 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13168 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
13170 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
13171 realloc()ing macro_buffer.
13173 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
13174 if it's wider than long and the target's long is wider than the
13177 2001-01-09 Mark Mitchell <mark@codesourcery.com>
13179 Remove support for using UWIN as a host machine.
13180 * configure.in: Issue an error message.
13181 * configure: Regenerated.
13182 * config.gcc: Remove xm_* UWIN configury.
13183 * config/i386/xm-uwin.h: Remove.
13185 2001-01-08 Nick Clifton <nickc@redhat.com>
13187 * config/v850/v850.c (ra_rtx): Delete.
13188 (v850_save_machine_status): Delete.
13189 (v850_restore_machine_status): Delete.
13190 (v850_init_machine_status): New function.
13191 (v850_mark_machine_status): New function.
13192 (v850_free_machine_status): New function.
13193 (v850_return_addr): Use ra_rtx field in machine structure.
13194 (v850_init_expanders): Use new functions.
13196 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
13197 * config/v850/v850.c: Change arguments to v850_output+* functions
13198 to take a const char *, to avoid compile time warning.
13199 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
13200 (USER_LABEL_PREFIX): Redefine.
13202 2000-01-08 Jim Wilson <wilson@redhat.com>
13204 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
13205 1 to unsigned HOST_WIDE_INT before left shift.
13207 2001-01-08 Nick Clifton <nickc@redhat.com>
13209 * config/arm/arm.c (arm_mark_machine_status): Check to see if
13210 the machine structure has been allocated.
13211 (arm_free_machine_status): New function: Free the machine
13212 specific function structure.
13214 2001-01-08 Richard Henderson <rth@redhat.com>
13216 * jump.c (simplejump_p): Revert last change.
13218 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
13220 * cppinit.c (init): Rename init_library.
13221 (cpp_create_reader): Update.
13222 * gcc.c (cpp_options): If -o given, use it as the target of
13225 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13227 * arm.c (arm_arch5e): New variable.
13228 (all_cores): XScale is a 5TE device.
13229 (arm_override_options): Set arm_arch5e.
13230 (arm_init_builtins): __builtin_prefetch is in arch5e.
13231 * arm.h (arm_arch5e): Declare it.
13233 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
13235 * arm.md (define_constants): Add defines for UNSPEC and
13236 UNSPEC_VOLATILE insns. Update all users.
13237 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
13238 * arm.c (multi_register_push, note_invalid_constants)
13239 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
13240 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
13241 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
13243 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
13245 * jump.c (jump_optimize_1): Use reversed_comparison_code
13246 instead of can_reverse_comparison_p.
13247 (jump_back_p): Likewise.
13248 (invert_exp_1): Likewise.
13249 (thread_jumps): Likewise.
13250 * simplify-rtx.c (simplify_unary_operation): Likewise.
13251 (simplify_ternary_operation): Likewise.
13252 * cse.c (find_comparison_args): Convert to use
13253 can_reverse_comparison_p.
13254 (record_jump_equiv): Likewise.
13256 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13258 * arm.h (HARD_REGNO_RENAME_OK): Delete.
13259 (EPILOGUE_USES): Define.
13260 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
13261 automatically stack the LR if it isn't live.
13263 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
13265 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
13268 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
13270 * ggc-page.c (max_alignment): New structure.
13271 (MAX_ALIGNMENT): New macro.
13272 (init_ggc): Use it to round up the sizes in the
13273 extra_order_size_table.
13275 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13277 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
13280 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13282 * builtins.def (BUILT_IN_FPRINTF): New entry.
13284 * c-common.c (c_expand_builtin_fprintf): New function.
13285 (init_function_format_info): Handle __builtin_fprintf.
13286 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
13287 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
13289 * c-decl.c (duplicate_decls): Adjust comment.
13291 * extend.texi (fprintf): Document new builtin.
13293 2001-01-07 Richard Henderson <rth@redhat.com>
13295 * jump.c (simplejump_p): Recognize any single_set jump
13296 of the proper form.
13298 2001-01-07 Richard Henderson <rth@redhat.com>
13300 * configure.in (slibdir): Accept an --with-slibdir option.
13301 Use "test" not "[" in configure. Default to $(libdir).
13303 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
13305 * config/t-aix43 (SHLIB_INSTALL): Likewise.
13306 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
13307 (SHLIB_LINK): Create links for the soname.
13308 * config/mips/t-iris6: Likewise.
13309 * config/sparc/t-slibgcc: Likewise.
13310 * config/sparc/t-slibgcc-sld: Likewise.
13312 2001-01-07 Jakub Jelinek <jakub@redhat.com>
13314 * config/i386/i386.c (constant_call_address_operand): Accept
13315 (const (plus (symbol_ref) (const_int))).
13316 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
13317 constant_call_address_operand.
13319 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13321 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
13322 and LONG_LONG_TYPE_SIZE > 32.
13324 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13326 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
13327 the previous change.
13329 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
13331 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
13333 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
13334 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
13335 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
13338 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13340 * fix-header.c (read_scan_file): s/pfile/scan_in/.
13342 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13344 * c-lang.c (c_post_options): Call cpp_post_options.
13345 * objc/objc-act.c (objc_post_options): Similarly.
13346 * cppmain.c (main): Similarly.
13347 * fix-header.c (read_scan_file): Similarly.
13348 * cppinit.c (cpp_start_read): Move option consistency checks
13349 to cpp_post_options. Don't call init_dependency_output.
13350 If needed, add default target and main file dependency.
13351 (OPT_MD, OPT_MMD): Remove.
13353 (cpp_handle_option): Update for OPT_* changes.
13354 (cpp_post_options): New.
13355 (init_dependency_output): Command line -MF overrides environment
13356 variables. Don't set default target etc. Suppress output
13357 if dependencies are going to stdout.
13358 (print_help): Update.
13359 * cpplib.h (cpp_post_options): New.
13360 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
13362 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
13364 * jump.c (comparison_dominates_p): Support unordered compares.
13366 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
13368 * simplify-rtx.c (simplify_relational_operation): Always simplify
13369 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
13372 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
13374 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
13375 (nonzero_bits): Likewise.
13376 (simplify_comparison): Likewise.
13377 (num_sign_bit_copies): Likewise; return more sane value depending
13378 on STORE_FLAG_VALUE.
13379 (known_cond): Do not assume EQ to be always true for equivalent
13382 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
13384 * cse.c (fold_rtx): Handle unordered comparisons.
13386 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
13388 * rtlanal.c (set_of_1): New static function.
13389 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
13390 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
13391 reg_set_last_last_regno): Remove.
13392 (set_of): New global function.
13393 (set_of_data): New structure.
13394 (reg_set_p, reg_set_last): Revamp for set_of.
13395 * rtl.h (set_of): New.
13397 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13399 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
13400 * extend.texi: Document _Exit builtin.
13402 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13404 * (initialize, initialize_builtins,
13405 initialize_dependency_output, initialize_standard_includes):
13406 Rename s/initialize/init. Update.
13407 (init_dependency_output): Move to after
13408 cpp_handle_options, the correct location temporally at least.
13409 (opt_comp): Move next to init (), its caller. Fix prototype.
13410 (init): Make "initialized" local scope.
13411 (cpp_create_reader): Always call init ().
13412 (cpp_start_read): Update.
13413 (output_deps): New function, broken out of cpp_finish.
13414 (cpp_finish): Break out output_deps.
13416 2001-01-07 Richard Henderson <rth@redhat.com>
13418 * collect2.c (COFF specific stuff): Revert 12-06 patch
13419 to prototype system functions.
13421 2001-01-07 Michael Hayes <mhayes@redhat.com>
13423 * hard-reg-set.h: Add multiple include guard.
13424 * basic-block.h (struct loop): Add `sink' field.
13425 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
13426 (emit_iv_add_mult): Delete.
13427 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
13428 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
13429 (unroll_loop): Remove end_insert_before argument.
13430 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
13431 (maybe_eliminate_biv_1): Likewise.
13432 (emit_iv_add_mult): Delete.
13433 (gen_add_mult, loop_regs_update): New.
13434 (loop_insn_emit_after, loop_insn_emit_before): New.
13435 (loop_insn_sink, loop_insn_sink_or_swim): New.
13436 (emit_iv_add_mult): Delete.
13437 (scan_loop): Set loop->sink.
13438 (loop_givs_reduce): Use loop_insn_sink and its ilk.
13439 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
13440 (maybe_eliminate_biv_1): Likewise.
13441 (maybe_eliminate_biv_1): Add basic block argument.
13442 * unroll.c (unroll_loop): Remove end_insert_before argument.
13443 (find_splittable_regs): Likewise.
13444 (find_splittable_regs): Use loop_insn_sink and its ilk.
13445 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
13447 2001-01-07 Michael Hayes <mhayes@redhat.com>
13449 * loop.h (loop_insn_hoist): New prototype.
13450 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
13451 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
13452 (check_dbra_loop, load_mems): Likewise.
13453 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
13454 (find_splittable_givs): Likewise.
13456 2001-01-07 Michael Hayes <mhayes@redhat.com>
13458 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
13460 2001-01-07 Richard Henderson <rth@redhat.com>
13462 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
13464 2001-01-07 Richard Henderson <rth@redhat.com>
13466 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
13467 NO_SHARED_LIBGCC_MULTILIB as required for the target.
13468 * gcc.c (init_spec): Massage the existing libgcc_spec into a
13469 variant that handles a shared libgcc.
13470 (process_command): Always validate -{static,shared}-libgcc.
13471 (do_spec_1): New 'M' case.
13472 * invoke.text (Link Options): Document -{static,shared}-libgcc.
13474 2001-01-07 Richard Henderson <rth@redhat.com>
13476 * Makefile.in (slibdir): New variable.
13477 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
13478 (installdirs): Create slibdir.
13479 (install-libgcc, install-multilib): Defer to libgcc.mk.
13480 * configure.in (slibdir): Substitute.
13481 * mklibgcc.in (install): New target.
13483 * config/t-linux (SHLIB_LINK): Create links for the soname.
13484 (SHLIB_INSTALL): New.
13485 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
13486 * config/mips/t-iris6 (SHLIB_INSTALL): New.
13487 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
13488 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
13489 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
13491 2001-01-07 Richard Henderson <rth@redhat.com>
13493 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
13494 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
13495 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
13497 2001-01-07 Michael Hayes <mhayes@redhat.com>
13499 * loop.c (count_loop_regs_set): Delete.
13500 (load_mems_and_recount_loop_regs_set): Delete.
13501 (loop_regs_scan): Merge common code from count_loop_regs_set,
13502 scan_loop, and load_mems_and_recount_loop_regs_set.
13503 (scan_loop): Call load_mems directly and loop_regs_scan
13504 again if new registers created.
13506 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13508 * toplev.c (main): Call the front-end specific post_options
13509 hook if one is given.
13510 * toplev.h (struct_lang_hooks, lang_hooks): New.
13511 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
13512 for the C front end.
13513 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
13514 lang_hooks for the C++ front end.
13515 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
13516 lang_hooks for the ObjC front end.
13517 * f/com.c (lang_hooks): Hooks for the Fortran front end.
13518 * java/lang.c (lang_hooks): Hooks for the Java front end.
13520 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13522 * c-lex.c (init_c_lex): Request #define / #undef callbacks
13523 for verbose DWARF[2] debugging.
13524 (cb_define, cb_undef): The new callbacks.
13525 * toplev.h (debug_define, debug_undef): Make const correct.
13526 * toplev.c (debug_define, debug_undef): Similarly. Do not
13527 perform the verbosity tests here anymore.
13529 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
13531 * reload.c (subst_reloads): Take INSN argument. When
13532 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
13533 * reload.h (subst_reloads): Adjust prototype.
13534 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
13535 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
13536 present in JUMP_INSNs and copy them to JUMP_LABEL.
13537 * flow.c (find_label_refs, find_basic_blocks_1): Skip
13538 JUMP_INSNs and insns with REG_LABELs that are followed by
13539 JUMP_INSNs with the same REG_LABEL.
13540 * sched-rgn.c (is_cfg_nonregular): Likewise.
13541 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
13543 * unroll.c (unroll_loop): Look for REG_LABEL notes in
13545 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
13547 2001-01-06 Richard Henderson <rth@redhat.com>
13549 * loop.c (scan_loop): Use xcalloc for the regs array.
13550 (load_mems_and_recount_loop_regs_set): Zero the new memory
13551 received from xrealloc.
13553 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13555 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13557 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13559 * integrate.c (copy_rtx_and_substitute): When copying
13560 an ignored return value, strip REG_FUNCTION_VALUE_P.
13562 2001-01-06 Michael Hayes <mhayes@redhat.com>
13564 * loop.c (debug_biv, debug_giv): New.
13565 (loop_biv_dump): Break out from ...
13566 (record_biv): ... here.
13567 (loop_giv_dump): Break out from ...
13568 (record_giv): ... here.
13569 (loop_bivs_check): Use print_simple_rtl.
13570 * unroll.c (loop_iterations): Use print_simple_rtl.
13572 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13574 * pa.md (return, return_internal): Modify patterns to prevent regrename
13575 mucking with the return pointer.
13577 2001-01-05 Richard Henderson <rth@redhat.com>
13579 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13581 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13583 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13584 version supplied by Matteo Frigo.
13586 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13588 * cpp.texi: Update for -MQ.
13589 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13590 (cpp_cleanup): Always free pfile->deps.
13591 (initialize_dependency_output): Don't create pfile->deps.
13592 (cpp_handle_option): Similarly.
13594 * gcc.c (cpp_options): Handle -MQ.
13595 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13596 * mkdeps.c (base_name): Remove.
13597 (deps_init): Don't allocate vector space until it's needed.
13598 (deps_free): Only free vectors if allocated.
13599 (deps_add_target, deps_add_dep): Update for initial allocation.
13600 (deps_add_default_target): Don't strip to the base_name.
13602 2001-01-05 DJ Delorie <dj@redhat.com>
13604 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13605 (INIT_EXPANDERS): Define.
13607 * config/v850/v850.c (struct machine_function): Define.
13608 (v850_save_machine_status): New function.
13609 (v850_restore_machine_status): New function.
13610 (v850_return_addr): New function.
13611 (v850_init_expanders): New function.
13613 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13614 and v850_init_expanders.
13616 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13618 * cpplib.h (struct cpp_reader): Add help_only field.
13619 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13620 (cpp_handle_option): Set pfile->help_only if we see -h,
13621 --help, -target-help, or --version. Print version string but
13622 do not set help_only if we see -v or -version. Make text
13623 printed by -v match that printed by (-)-version.
13625 * cppmain.c (main): Exit after option parsing if
13626 pfile->help_only is true.
13628 * toplev.c (independent_decode_option): Call print_version,
13629 then exit, if we see --version (but not -version).
13630 (print_version): Split lengthy message into two lines.
13632 2001-01-05 Nick Clifton <nickc@redhat.com>
13634 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13635 temporary string for initialisation before calling ggc_alloc_string.
13637 2001-01-06 Michael Hayes <mhayes@redhat.com>
13639 * rtl.h (print_simple_rtl): New.
13640 * print-rtl.c (print_simple_rtl): New.
13641 (flag_simple): New.
13642 (print_rtx): Disable printing of flags and modes, etc.,
13643 if `flag_simple` nonzero.
13645 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13647 * function.c (fixup_var_refs): Use push_to_full_sequence where
13650 2001-01-05 Michael Meissner <meissner@redhat.com>
13652 * flags.h (flag_reorder_blocks): Add declaration.
13653 (flag_rename_block): Ditto.
13655 2001-01-05 DJ Delorie <dj@redhat.com>
13657 * function.c (reorder_blocks): Make sure the flags are all reset
13658 before using them to mark blocks, else a second invocation will
13659 corrupt the block chain.
13660 (reorder_blocks_0): New, resets the flags.
13662 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13664 * cse.c (find_comparison_args): Stop if the argument is known to
13667 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13669 * config/sh/sh.md (movdf): When splitting load into pair of
13670 registers, don't clobber the register used in the address too
13673 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13675 * varasm.c (mark_constant_pool): Improve initial comments.
13676 (mark_constants): Move marking of constants to mark_constant.
13677 (mark_constant): New function to recursively mark all constants
13678 referred to by a constant.
13680 2001-01-05 Catherine Moore <clm@redhat.com>
13682 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13684 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13686 * cp/lang-options.h: Bring comment in line with reality.
13687 * f/lang-options.h: Likewise.
13688 * java/lang-options.h: Likewise.
13689 * objc/lang-options.h: Likewise.
13690 * ch/lang-options.h: Likewise.
13691 * f/g77.texi: And update the manual.
13693 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13694 Denis Chertykov <denisc@overta.ru>
13696 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13697 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13698 * config/avr/avr.md (all peepholes that request a scratch register):
13699 Call it, FAIL the peephole if not safe (in interrupt functions).
13701 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13703 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13705 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13707 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13709 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13710 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13711 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13712 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13713 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13715 * extend.texi: Document these builtins.
13717 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13719 * c-common.c (lang_get_alias_set): Say we know nothing of
13720 VECTOR_TYPE aliasing.
13722 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13724 2001-01-05 Bruce Korb <bkorb@gnu.org>
13726 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13727 their x* equivalent versions for atexit-less systems
13728 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13729 systems (or any other system any more).
13731 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13733 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13734 output operands. Use arm_hard_register_operand for operand 4.
13735 (stmsi_postinc): Similarly.
13736 (ldmsi): Use arm_hard_register_operand for opernand 2.
13737 (stmsi): Similarly.
13738 * arm.c (arm_hard_register_operand): New function.
13739 * arm-protos.h (arm_hard_register_operand): Prototype it.
13741 * arm.h (HARD_REGNO_RENAME_OK): Define.
13743 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13745 * simplify-rtx.c (cfc_args): add "unordered" field.
13746 (check_fold_consts): Set unordered field.
13747 (simplify_relational_operation): Simplify the unordered
13750 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13753 * emit-rtl.c (try_split): Fix code to mark labels.
13754 * jump.c (mark_jump_label): Make global.
13755 * rtl.h (mark_jump_label): Declare.
13757 * predict.c (estimate_probability): Handle unordred comparisons.
13759 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13761 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13762 * cppinit.c (initialize_dependency_output): Update.
13763 (cpp_finish): Output dummy targets for -MP.
13765 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13766 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13767 * gcc.c (cpp_options): Update to handle -MP.
13768 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13769 to quote only the default target.
13770 (deps_phony_targets): Insert a preceding newline. Rename from
13771 deps_dummy_targets for consistency.
13774 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13776 * calls.c (emit_library_call_value_1): Support
13777 INIT_CUMULATIVE_LIBCALL_ARGS.
13778 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13780 2001-01-04 Richard Henderson <rth@redhat.com>
13782 * c-decl.c (finish_struct): Detect flexible array members
13783 used in an inappropriate context.
13784 * c-typeck.c (really_start_incremental_init): Special case
13785 constructor_max_index for zero length arrays.
13786 (pop_init_level): Allow initialization of flexible array
13787 members. Deprecate initialization of zero length arrays.
13788 Don't issue missing initializer warning for flexible array
13789 members or zero length arrays.
13790 (process_init_element): Don't dereference null DECL_SIZE.
13791 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13792 Don't abort for empty constructors. Use size_binop
13793 (output_constructor): Add commentary regarding zero length
13794 array futures. Abort if we try to initialize an array of
13795 unspecified length with a non-empty constructor in the middle
13798 * extend.texi (Zero Length): Update and clarify documentation
13799 on static initialization.
13801 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13803 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13804 with more than 32767 words of local storage.
13806 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13808 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13809 for 'abs', 'labs', and 'fabs'.
13810 (c4x_expand_builtin): Likewise.
13811 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13813 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13815 * config/sh/sh.md (prget, prset): New insn types.
13816 (return delay slot): Dont' allow prset.
13817 (call, sfunc delay slot): Don't allow prget.
13818 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13819 for prset and prget.
13821 2001-01-05 Michael Hayes <mhayes@redhat.com>
13823 * loop.h (struct loop_reg): New.
13824 (struct loop_regs): Change to use array of `struct loop_reg'.
13825 * loop.c: Replace assortment of varrays with single regs array.
13826 (count_one_set): Delete may_not_move array argument
13827 and use regs array instead. All caller's changed.
13828 (count_loop_regs_set): Delete may_not_move and single_usage
13829 arguments and use regs array instead. All caller's changed.
13830 (find_single_use_in_loop): Replace usage array argument with pointer
13831 to regs structure. All caller's changed.
13832 (loop_optimize): Delete `moved_once' array.
13834 2001-01-05 Michael Hayes <mhayes@redhat.com>
13836 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13837 Use it instead of loop_info->has_call for scanning loop mems.
13838 (check_dbra_loop): Replace loop_info->has_call test with
13839 loop_info->has_nonconst_call.
13841 2000-01-04 Matthew Hiller <hiller@redhat.com>
13843 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13846 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13848 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13849 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13851 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13853 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13854 (flag_short_double, flag_short_wchar): Define.
13855 (c_common_nodes_and_builtins): Create many tree nodes shared
13856 between C and C++ here instead of in cp/decl.c and ...
13857 * c-decl.c (init_decl_processing): ... here.
13858 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13859 (flag_short_double, flag_short_wchar): Don't define.
13860 (record_builtin_type): New function.
13861 (build_void_list_node): New function.
13862 * c-common.h (flag_short_double, flag_short_wchar,
13863 record_builtin_type, build_void_list_node): Declare.
13865 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13867 * integrate.c (expand_inline_function): Don't put a virtual
13868 register into the reg map.
13870 * function.c (fixup_var_refs_1): If force_operand didn't put
13871 the address into the target, move it there.
13873 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13875 Special-case tree_decl/tree_list allocations.
13876 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13877 (OBJECT_SIZE): New macro.
13878 (NUM_EXTRA_ORDER): Likewise.
13879 (extra_order_size_table): New variable.
13880 (NUM_ORDERS): New macro.
13881 (objects_per_page_table): New variable.
13882 (object_size_table): New variable.
13883 (G.pages): Use NUM_ORDERS to bound the array.
13884 (G.page_tails): Likewise.
13885 (DIV_ROUND_UP): Remove.
13886 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13887 (alloc_page): Use OBJECT_SIZE.
13888 (size_lookup): Don't make it const.
13889 (ggc_alloc): Use OBJECT_SIZE.
13890 (ggc_set_mark): Likewise.
13891 (ggc_get_size): Likewise.
13892 (init_ggc): Set up the object_size_table, objects_per_page_table,
13893 and adjust size_lookup.
13894 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13895 (ggc_pop_context): Use NUM_ORDERS.
13896 (clear_marks): Likewise.
13897 (sweep_pages): Likewise.
13898 (poison_pages): Likewise.
13899 (ggc_print_statistics): Use OBJECT_SIZE.
13901 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13903 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13904 Only call array_size_for_constructor if last field and array type
13905 with no upper bound.
13907 2001-01-04 Philip Blundell <philb@gnu.org>
13909 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13910 from bit 31 downwards, if this requires no more insns.
13911 (count_insns_for_constant): New helper function for above.
13913 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13915 * gencodes.c (output_predicate_decls): Remove empty initializer.
13917 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13919 * tree.c (copy_node): Remove documentation about obstacks.
13920 (buidl1): Check that nobody tries to build 2-argument nodes this
13923 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13925 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13928 * gencodes.c (output_predicate_decls): Fill empty initializer
13931 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13933 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13934 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13936 (do_include): Handle missing headers like cpp0.
13937 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13938 paths with first include pathname. Don't strcat to uninitialized
13941 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13943 * regrename.c (regrename_optimize): Don't rename from frame pointer
13944 if frame_pointer_needed.
13945 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13946 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13947 (ia64_reorg): Use it instead of scheduling if ! optimize.
13948 (errata_emit_nops): Properly call asm_noperands.
13949 (ia64_sched_reorder): Finish cycle if we see an asm.
13950 (ia64_variable_issue): Clear scheduling state after asms.
13952 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13954 * cpp.texi: Update for -MT.
13955 * cppinit.c (initialize_dependency_output): Add a default
13956 target if none has been given already.
13957 (no_tgt, OPT_MT): New.
13958 (cpp_handle_option): Handle -MT. Update -M etc.
13959 * cpplib.h (struct cpp_options): Remove deps_target.
13960 * gcc.c (cpp_options): Handle -MT.
13961 * mkdeps.c (struct deps): Move from mkdeps.h.
13962 (deps_calc_target): Rename deps_add_default_target. Add a
13963 default target if none has been specified already.
13964 * mkdeps.h (struct deps): Move to mkdeps.c.
13965 (deps_calc_target): Rename deps_add_default_target.
13967 2000-01-03 Richard Henderson <rth@redhat.com>
13969 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13971 * c-typeck.c (push_init_level): Move checks for flexible array
13972 members and zero length arrays ...
13973 (pop_init_level): ... here. Silently discard empty initializations.
13975 * varasm.c (output_constructor): Update for sizeof change to
13976 zero-length arrays.
13978 * extend.texi (Zero Length): Clarify semantics.
13980 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13982 * configure.in (tm.h): Include isns-codes.h last.
13983 * configure: Rebuilt.
13985 2001-01-03 Richard Henderson <rth@redhat.com>
13987 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13988 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13990 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13992 * tradcpp.c (main): Make sure finclude() is called with a valid
13993 indepth value while handling -include.
13995 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13997 * gencodes.c (output_predicate_decls): New function.
13999 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
14000 even if it is not the first time machmode.h is #included.
14001 * config/sh/sh.c (fpul_operand): Declare MODE argument.
14002 * tm.texi (PREDICATE_CODES): Document predicate declarations.
14003 * gcc.texi (Copyright): Added 2001.
14005 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14007 * c-common.c (c_common_lang_init): New function. Warn if format
14008 warning options which only have effects when used with -Wformat
14009 are used without -Wformat.
14010 * c-common.h (c_common_lang_init): Declare.
14011 * c-lang.c (lang_init): Call c_common_lang_init.
14012 * objc/objc-act.c (lang_init): Call c_common_lang_init.
14014 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14016 * configure.in: Check for the mktemp command.
14017 * configure: Regenerate.
14018 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
14019 $TEMP. Create temporary files with mktemp, if available at
14020 configure time; otherwise use set -C. Remove temporary files
14023 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14025 * configure.in: Require at least texinfo 4.0. Check for whether
14026 Pod::Man is sufficiently recent to regenerate GCC manpages.
14027 * configure: Regenerate.
14028 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
14030 (GENERATED_MANPAGES): Define.
14031 (generated-manpages): New target. Depend on cpp.1 as well as
14033 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
14034 configure to generated-manpages or empty) rather than on the
14035 manpages directly. Remove execute permission from installed
14036 gcov.1 as well as cpp.1.
14037 * cpp.1, gcov.1: Regenerate.
14039 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14041 * builtins.c (expand_builtin_strncmp): Use host_integerp and
14042 tree_low_cst. Allow using cmpstrsi in more cases.
14044 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14046 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
14049 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
14051 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
14052 * Makefile.in (HOST_CFLAGS): Mention build-make.
14054 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14056 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
14059 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14061 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
14064 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
14067 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
14068 reg_base_value and reg_known_value arrays.
14069 (init_alias_analysis): Add more cases to detect known values.
14070 * sched-deps.c (deps_may_trap_p): New function.
14071 (sched_analyze_2): Use it.
14073 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14075 * combine.c (simplify_shift_const): Even if we're sign-extracting,
14076 don't discard an ASHIFTRT if we're shifting in a wider mode.
14078 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
14080 * toplev.c (rest_of_compilation): Don't print basic block information
14081 when CFG isn't up to date.
14083 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
14085 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
14086 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
14087 (UNALIGNED_SHORT_ASM_OP): Define.
14088 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
14090 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14092 * fold-const.c (fold_convert): Fix typo.
14094 2001-01-02 Richard Henderson <rth@redhat.com>
14096 * c-common.h (ASM_INPUT_P): New.
14097 * c-parse.in (asm): Set it when needed.
14098 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
14099 existance of an operand.
14101 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
14103 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
14104 (dwarf2out_frame_debug_expr): Likewise.
14105 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
14107 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
14109 * i386.c (ix86_split_to_parts): Return number of part required;
14111 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
14113 (ix86_split_long_move): Use number of part returned
14114 by ix86_split_to_parts
14115 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
14117 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
14118 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
14119 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
14120 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
14121 (ALIGN_MODE_128): Add TFmode.
14122 (IS_STACK_MODE): Likewise.
14123 (HARD_REGNO_NREGS): TFmode needs 3 registers.
14124 (HARD_REGNO_OK): Support TFmodes.
14125 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
14126 * i386.md (scheduler definitions): Use memory operand to determine
14127 fst/fld instructions; use mode attribute to determine real mode of
14129 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
14130 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
14132 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14134 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
14136 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14138 * expr.c (store_constructor_field): Update ALIGN before calling
14141 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14143 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
14146 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14148 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
14151 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14153 * c-decl.c (start_function): Don't warn on third parameter to main.
14155 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14157 * tsystem.h: Define HAVE_DECL_GETOPT.
14159 2001-01-02 Philip Blundell <pb@futuretv.com>
14161 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
14164 2001-01-02 Richard Henderson <rth@redhat.com>
14166 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
14168 2001-01-02 Andreas Jaeger <aj@suse.de>
14170 * c-decl.c (c_decode_option): Remove support of
14171 -Wmissing-noreturn.
14173 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
14174 (W_options): Add -Wmissing-noreturn here.
14176 * flow.c: Define lang_missing_noreturn_ok_p.
14177 (check_function_return_warnings): Use it.
14179 * c-common.h: Declare lang_missing_noreturn_ok_p.
14181 * c-lang.c (c_missing_noreturn_ok_p): New function.
14182 (lang_init): Set lang_missing_noreturn_ok_p.
14184 * invoke.texi (Warning Options): Document this.
14186 2000-12-27 Phil Edwards <pme@sources.redhat.com>
14188 * extend.texi (C++ Extensions): New node for C++ attributes;
14189 describe init_priority and com_interface.
14190 * invoke.texi: Remove -finit-priority as it now has zero effect.
14191 * install.texi: Fix xref syntax.
14192 * md.texi: Likewise.
14194 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14196 * config.gcc (sparc64-wrs-vxworks*): New case.
14197 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
14199 * config/sparc/sparc.c (sparc_override_options): Do support different
14200 pointer and architecture size.
14201 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
14202 (POINTERS_EXTEND_UNSIGNED): Define.
14203 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
14204 (FUNCTION_MODE): Define to be Pmode.
14205 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
14207 * function.c (expand_function_end): Properly handle DECL_RESULT
14208 and copy when ptr_mode != Pmode.
14209 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
14211 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14213 * c-common.c (c_common_nodes_and_builtins): Set prototype
14214 parameters for __builtin_fputs, __builtin_fputc and
14215 __builtin_fwrite. Don't declare plain fputc as a builtin.
14217 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
14219 * loop.c (add_label_notes): Increment the label usage count when
14220 a note is added to an insn which refers to a CODE_LABEL.
14221 * gcse.c (add_label_notes): Likewise.
14223 2001-01-01 Andreas Jaeger <aj@suse.de>
14225 * loop.c (scan_loop): Use xmalloc to allocate movables.
14227 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14229 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
14230 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
14231 * reload1.c (REGISTER_MOVE_COST): Likewise.
14232 * regclass.c (REGISTER_MOVE_COST): Likewise.
14233 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
14234 dimension. Adjust all users.
14235 (init_reg_sets_1): Iterate on all modes.
14236 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
14237 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
14238 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
14239 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
14240 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
14241 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
14242 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
14243 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
14244 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
14245 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
14246 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
14247 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
14248 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
14249 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
14250 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
14251 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
14252 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
14253 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
14254 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
14255 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
14256 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
14257 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
14258 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
14259 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
14260 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
14261 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
14262 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
14264 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14266 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
14267 arg VARIES_P. Call it with extra arg.
14268 (true_dependence): Likewise.
14269 * rtl.h (rtx_addr_can_trap_p): Declare.
14270 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
14272 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
14273 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
14274 pic offset table register if it's zero. All callers changed.
14275 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
14277 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14279 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
14280 STRING_POOL_ADDRESS_P.
14282 * config/sparc/sparc.c (input_operand): Properly test for short op.
14284 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
14285 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
14286 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
14287 * config/sparc/elf.h: No longer include sol2.h.
14288 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
14289 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
14291 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
14293 2001-01-01 Michael Hayes <mhayes@redhat.com>
14295 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
14296 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
14297 (record_initial): Likewise.
14298 * unroll.c (copy_loop_body, loop_iterations): Likewise.
14299 (remap_split_bivs): Likewise.
14301 2001-01-01 Michael Hayes <mhayes@redhat.com>
14303 * loop.c (loop_ivs_free): New function.
14304 (strength_reduce): Break out from...
14306 2001-01-01 Michael Hayes <mhayes@redhat.com>
14308 * loop.h (struct iv): New.
14309 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
14310 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
14311 'reg_biv_class' fields with 'regs' and 'n_regs'.
14312 (struct ivs): Rename 'loop_iv_list' field to 'list'.
14313 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
14314 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
14316 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
14318 * resource.c (mark_referenced_resources): Abort() before
14319 attempting to mark a pseudo register.
14320 (mark_set_resources): Likewise.
14322 2001-01-01 Michael Hayes <mhayes@redhat.com>
14324 * loop.h (REG_IV_CLASS): New accessor macro.
14325 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
14326 * unroll.c (REG_IV_CLASS): Likewise.
14328 See ChangeLog.4 for earlier changes.