1 2001-06-28 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2 Jeff Law <law@redhat.com>
4 * Makefile.in (OBJS): Add df.o
5 (df.o): Add dependencies.
6 * basic-block.h (flow_depth_first_order_compute): Declare.
7 * flow.c (flow_depth_first_order_compute): No longer declare.
9 * df.c, df.h: New files.
11 2001-06-28 Zack Weinberg <zackw@stanford.edu>
13 * config/i386/i386.md: Global update to use new string syntax
14 where it will improve readability. Warning fixes:
15 (*truncdfsf2_2): Abort if which_alternative is not 0 or 1.
16 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64,
17 *adddi_4_rex64, *adddi_5_rex64): Cast 1 to unsigned int.
19 * read-rtl.c: Syntactic sugar for C embedded in strings in
21 (read_string): Break inner loop into separate function. Takes
22 an int. Dispatch to read_quoted_string or read_braced_string
23 as appropriate. Automatically insert a leading star on braced
24 strings if STAR_IF_BRACED is true.
25 (read_quoted_string, read_braced_string): New functions.
26 * doc/rtl.texi, doc/md.texi: Document new syntax. Update
29 * rtl.c: Split RTL reader (read_rtx, read_skip_spaces,
30 traverse_md_constants, fatal_with_file_and_line,
31 fatal_expected_char, read_name, read_string, def_hash,
32 def_name_eq_p, read_constants, and related data) to its own
33 file. Weed out now-unnecessary #includes.
34 * read-rtl.c: New file.
35 * Makefile.in (HOST_RTL): Add read-rtl.o.
36 (read-rtl.o): New rule.
37 (rtl.o, $(HOST_PREFIX_1)rtl.o): Update dependencies.
38 * doc/gcc.texi (Passes): Talk briefly about the support
39 library used by genfoo.
40 * doc/rtl.texi (Reading RTL): read_rtx is not available in the
43 2001-06-28 Stan Shebs <shebs@apple.com>
45 * config/darwin.h (REGISTER_TARGET_PRAGMAS): Define.
46 * config/darwin-c.c: New file.
47 * config/darwin-protos.h: Declare new functions.
48 * config/rs6000/t-darwin (darwin-c.o): New rule.
49 * config.gcc (powerpc-*-darwin*): Define c_target_objs and
51 * doc/extend.texi (Pragmas): New section.
53 Thu Jun 28 20:13:11 CEST 2001 Jan Hubicka <jh@suse.cz>
55 * flow.c (try_merge_block): Rename to try_optimize_cfg;
56 do basic simplifications on the CFG.
57 (is_forwarder_block_p, can_fallthru, try_redirect_by_replacing_jump,
58 try_simplify_condjump): New.
59 (redirect_edge_and_branch): Try replace jump insn.
60 (flow_delete_insn): Handle deleting of ADDR_VEC insns.
62 * basic-block.h (FALLTHRU_EDGE, BRANCH_EDGE): New macros.
64 Thu Jun 28 11:19:42 2001 Jeffrey A Law (law@cygnus.com)
66 * ssa-dce.c (eliminate_dead_code): Properly handle control
67 dependencies implied by PHI nodes.
69 * ssa-dce.c (eliminate_dead_code): Remove fake edges from the
70 CFG after dead code elimination is complete.
72 2001-06-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
74 * gthr-posix.h [LIBOBJC]: Add weak definitions of
75 sched_get_priority_max, sched_get_priority_min.
77 2001-06-28 Gabriel Dos Reis <gdr@codesourcery.com>
79 * diagnostic.c (default_print_error_function): Tweak.
80 (report_error_function): Likewise.
81 * toplev.h (default_print_error_function): Move to...
82 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
83 * tree.h (print_error_function): Move to...
84 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
86 Thu Jun 28 06:16:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
88 * expr.c (expand_assignment): When have varying-length object,
90 (expand_expr, case ADDR_EXPR): Use SAVE_EXPR_RTL after putting
91 SAVE_EXPR stack in case we had a SUBREG.
93 Thu Jun 28 10:31:06 CEST 2001 Jan Hubicka <jh@suse.cz>
95 * i386.md (cmp?i): Simplify; refuse immediate operand
97 * i386.c (cmpsi_operand): Refuse constants.
99 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
101 * flow.c (block_label, redirect_edge_and_branch): Split out from ....
102 (split_edge) .... here;
104 2001-06-28 Neil Booth <neil@cat.daikokuya.demon.co.uk>
106 * i386/i386.c (ix86_valid_type_attribute_p): Give external
107 linkage, move declaration to...
108 * i386/i386-protos.h: ...here.
110 2001-06-27 H.J. Lu (hjl@gnu.org)
112 * build-make (CC): Removed.
113 (HOST_CC): Set to $(CC_FOR_BUILD).
114 (HOST_CFLAGS): Replace $(CFLAGS) with $(CFLAGS_FOR_BUILD).
115 Fix a typo in comments.
117 * configure.in: Set CFLAGS to $(CFLAGS_FOR_BUILD) when
118 generating auto-build.h for canadian cross compile. Set CC
119 to `"${CC_FOR_BUILD}"' instead of just `${CC_FOR_BUILD}'.
121 * configure: Regenerated.
123 2001-06-27 Jim Wilson <wilson@redhat.com>
125 * emit-rtl.c (gen_highpart): Call validize_mem.
127 2001-06-27 Bruce Korb <bkorb@gnu.org>
129 * fixinc/inclhack.def(hpux11_cpp_pow_inline): new, but real similar to
130 hpux10_cpp_pow_inline. Not similar enough.
131 (solaris_mutex_init): renamed. PTHREAD_*_INITIALIZER is a problem for
132 all Solaris versions. This fix patches MUTEX and COND initializers,
133 the RWLOCK one will wait for someone to complain. For now, anyway.
134 (uw7_byteorder_fix): It was looking for the byteorder.h file in the
137 2001-06-27 Stan Shebs <shebs@apple.com>
139 * objc/objc-act.c (handle_impent): Rewrite to be more portable
140 and to use ASM_DECLARE_CLASS_REFERENCE.
141 * config/darwin.h (ASM_DECLARE_CLASS_REFERENCE): Rename from
142 undocumented DECLARE_CLASS_REFERENCE, add file argument.
143 * doc/tm.texi (ASM_DECLARE_CLASS_REFERENCE): Document.
145 Wed Jun 27 18:01:09 2001 Jeffrey A Law (law@cygnus.com)
147 * simplify-rtx.c (simplify_rtx): Canonicalize commutative expressions
148 by putting complex operands first and constants second.
150 2001-06-27 Gabriel Dos Reis <gdr@codesourcery.com>
152 * diagnostic.h: Add documentation. Make macros polymorphic.
153 * diagnostic.c (ideal_line_wrap_cutoff): Remove
154 definition. Replace with diagnostic_line_cutoff.
155 (prefixing_policy): Remove. Replace with diagnostic_prefixing_rule.
157 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
159 * doc/c-tree.texi, doc/contrib.texi, doc/cpp.texi,
160 doc/cppinternals.texi, doc/extend.texi, doc/gcc.texi,
161 doc/gcov.texi, doc/install-old.texi, doc/install.texi,
162 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Replace
163 . at end of sentences preceded by a capital letter with @..
165 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
167 * doc/invoke.texi: Add description of max-gcse-passes param.
169 * gcse.c (gcse_main): Use MAX_GCSE_PASSES instead of MAX_PASSES.
170 (MAX_PASSES): Remove now unneeded macro.
172 * params.h (MAX_GCSE_PASSES): New macro, to get parameter value of
173 max-gcse-passes param.
175 * params.def (PARAM_MAX_GCSE_PASSES): New parameter, controlling
176 maximum number of GCSE passes to run. Defaults to 1 (which is what
177 MAX_PASSES in gcse.c used to be).
179 2001-06-27 Neil Booth <neil@cat.daikokuya.demon.co.uk>
181 * system.h (TARGET_ESC): Move to ...
182 * defaults.h (TARGET_ESC): ... here.
183 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
184 TARGET_VALID_TYPE_ATTRIBUTE): Default to a no-op handler.
185 * tree.c (default_valid_attribute_p): New.
186 (valid_machine_attribute): Handlers can not be NULL.
187 * tree.h (default_valid_attribute_p): New.
188 * doc/tm.texi: Document TARGET_ESC.
189 * cp/decl2.c (import_export_class): Update.
191 2001-06-26 Bruce Korb <bkorb@gnu.org>
193 * gcc/fixinc/fixincl.c(initialize): In very strict ANSI, you cannot
194 use preprocessing directives inside a string literal. Fixed.
196 2001-06-26 Jim Wilson <wilson@redhat.com>
198 * doc/tm.texi (MAX_LONG_DOUBLE_TYPE_SIZE, INTEL_EXTENDED_IEEE_FORMAT):
201 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
203 * doc/cpp.texi, doc/cppinternals.texi, doc/extend.texi,
204 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
205 doc/tm.texi: Use @: where necessary when a full stop does not end
208 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
210 * doc/gcc.texi, doc/install.texi, doc/invoke.texi: Remove trailing
213 2001-06-26 Joseph S. Myers <jsm28@cam.ac.uk>
215 * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi, doc/gcc.texi,
216 doc/install.texi, doc/invoke.texi, doc/objc.texi, doc/rtl.texi,
217 doc/tm.texi: Use two spaces after ends of sentences.
219 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
221 * toplev.c (display_help): Fix param thinko.
222 * Makefile.in: Fix params.h dependencies.
224 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
226 * toplev.c (decode_f_option): Adjust setting.
227 (toplev_main): Call diagnostic_initialize. Remove call to
228 reshape_diagnostic_buffer._
230 * diagnostic.h (struct output_buffer): Add new field format_decoder.
231 (diagnostic_format_decoder): New macro.
232 (diagnostic_prefixing_rule): Likewise.
233 (diagnostic_line_cutoff): Likewise.
234 (set_message_prefixing_rule): Remove.
236 * diagnostic.c (lang_printer): Remove.
237 (diagnostic_message_length_per_line): Likewise.
238 (current_prefixing_rule): Likewise.
239 (initialize_diagnostics): Rename to...
240 (diagnostic_initialize): ...this. Tweak.
241 (default_initialize_buffer): Remove.
242 (reshape_diagnostic_buffer): Likewise.
243 (init_output_buffer): Adjust prefixing rule setting.
244 (output_format): Use format_decoder from the output_buffer.
246 * c-lang.c (c_init): Adjust tree formatter setting.
248 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
250 * config/i386/sol2.h (CPP_SPEC): Pass -P for .S files.
252 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
254 * Makefile.in (TARGET_H, TARGET_DEF_H): New.
255 (c-decl.o, tree.o, c-typeck.o, $(out_object_file)): Update.
256 * c-decl.c (duplicate_decls): Use function pointer.
257 * c-typeck.c (common_type): Similarly.
258 * tree.c (valid_machine_attribute): Similarly.
259 (merge_machine_type_attributes): Rename merge_type_attributes.
260 (merge_machine_decl_attributes): Rename merge_decl_attributes.
261 (merge_dllimport_decl_attributes): New function.
262 * tree.h (merge_machine_type_attributes): Rename merge_type_attributes.
263 (merge_machine_decl_attributes): Rename merge_decl_attributes.
264 (merge_dllimport_decl_attributes): New prototype.
269 * doc/gcc.texi, doc/tm.texi: Update documentation.
271 cp: Make-lang.in: Update dependencies.
272 * spew.c: Include target.h.
273 (duplicate_decls): Call target function.
274 * decl2.c: include target.h
275 (import_export_class): Use existence of target function pointer.
276 * typeck.c: Include target.h.
277 (qualify_type_recursive): Rename variable. Call target function.
278 (type_after_usual_arithmetic_conversions): Similarly.
279 (common_type): Similarly.
281 config: * 1750a/1750a.c, a29k/29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
282 avr/avr.c, c4x/c4x.c, clipper/clipper.c, convex/convex.c,
283 d30v/d30v.c, dsp16xx/dsp16xx.c, elxsi/elxsi.c, fr30/fr30.c,
284 i370/i370.c, i386/i386.c, i860/i860.c, i960/i960.c, ia64/ia64.c,
285 m32r/m32r.c, m68hc11/m68hc11.c, m68k/m68k.c, m88k/m88k.c,
286 mips/mips.c, mn10200/mn10200.c, mn10300/mn10300.c, ns32k/ns32k.c,
287 pa/pa.c, pdp11/pdp11.c, pj/pj.c, romp/romp.c, rs6000/rs6000.c,
288 sh/sh.c, sparc/sparc.c, v850/v850.c, vax/vax.c, we32k/we32k.c)
289 : Include target.h and target-def.h. Define target.
291 * arc/arc-protos.h (arc_valid_machine_decl_attribute): Remove.
292 * arc/arc.c (arc_valid_machine_decl_attribute): Rename
293 arc_valid_decl_attribute, make static.
294 * arc/arc.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
295 * arm/arm-protos.h (arm_valid_machine_decl_attribute,
296 arm_valid_type_attribute_p, arm_pe_valid_machine_decl_attribute,
297 arm_pe_merge_machine_decl_attributes): Remove.
298 * arm/arm.c (arm_valid_machine_decl_attribute_p): Rename
299 arm_valid_decl_attribute_p, make static.
300 (arm_pe_valid_decl_attribute_p): Move from pe.c.
301 * arm/pe.c (arm_pe_valid_machine_decl_attribute_p): Move to arm.c.
302 (arm_pe_merge_machine_decl_attributes): Move to tree.c.
303 * arm/arm.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
304 * arm/coff.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
305 * arm/elf.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
306 * arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): New.
307 (VALID_MACHINE_TYPE_ATTRIBUTE, VALID_MACHINE_DECL_ATTRIBUTE): Remove.
308 * avr/avr-protos.h (valid_machine_type_attribute,
309 valid_machine_decl_attribute): Remove.
310 * avr/avr.c (valid_machine_type_attribute,
311 valid_machine_decl_attribute): Rename and make static.
312 * avr/avr.h (VALID_MACHINE_TYPE_ATTRIBUTE,
313 VALID_MACHINE_DECL_ATTRIBUTE): Remove.
314 * c4x/c4x-protos.h (c4x_valid_type_attribute_p): Remove.
315 * c4x/c4x.c (c4x_valid_type_attribute_p): Make static.
316 * c4x/c4x.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
317 * d30v/d30v.h: Remove obsolete comments.
318 * h8300/h8300-protos.h (h8300_valid_machine_decl_attribute): Remove.
319 * h8300/h8300.c (h8300_valid_machine_decl_attribute): Rename, make
321 * h8300/h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
322 * i386/cygwin.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
323 (i386_pe_merge_decl_attributes, MERGE_MACHINE_DECL_ATTRIBUTES,
324 i386_pe_valid_type_attributes_p): Remove.
325 * i386/i386-protos.h (ix86_valid_decl_attribute_p,
326 ix86_valid_type_attribute_p): Remove.
327 * i386/i386.c (ix86_valid_decl_attribute_p): Remove.
328 (ix86_valid_type_attribute_p): Make static.
329 * i386/i386.h (VALID_MACHINE_DECL_ATTRIBUTE,
330 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
331 * i386/winnt.c (i386_pe_merge_decl_attributes): Move to tree.c.
332 * ia64/ia64-protos.h (ia64_valid_type_attribute): Remove.
333 * ia64/ia64.c (ia64_valid_type_attribute): Make static.
334 * ia64/ia64.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
335 * m32r/m32r-protos.h (m32r_valid_machine_decl_attribute): Remove.
336 * m32r/m32r.c (m32r_valid_decl_attribute): Make static.
337 * m32r/m32r.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
338 * m68hc11/m68hc11-protos.h (m68hc11_valid_decl_attribute_p,
339 m68hc11_valid_type_attribute_p): Remove.
340 * m68hc11/m68hc11.c (m68hc11_valid_decl_attribute_p): Remove.
341 (m68hc11_valid_type_attribute_p): Make static.
342 * m68hc11/m68hc11.h (VALID_MACHINE_DECL_ATTRIBUTE,
343 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
344 * mcore/mcore-protos.h (mcore_valid_machine_decl_attribute,
345 mcore_merge_machine_decl_attribute): Remove.
346 * mcore/mcore.c (mcore_valid_machine_decl_attribute): Rename,
348 (mcore_merge_machine_decl_attributes): Move to tree.c.
349 * mcore/mcore.h (VALID_MACHINE_DECL_ATTRIBUTE,
350 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
351 (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
352 * ns32k/ns32k-protos.h (ns32k_valid_decl_attribute_p,
353 ns32k_valid_type_attribute_p): Remove.
354 * ns32k/ns32k.c (ns32k_valid_decl_attribute_p): Remove.
355 (ns32k_valid_type_attribute_p): Make static.
356 * ns32k/ns32k.h (VALID_MACHINE_DECL_ATTRIBUTE,
357 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
358 * rs6000/rs6000-protos.h (rs6000_valid_decl_attribute_p,
359 rs6000_valid_type_attribute_p): Remove.
360 * rs6000/rs6000.c (rs6000_valid_decl_attribute_p): Remove.
361 (rs6000_valid_type_attribute_p): Make static.
362 * rs6000/rs6000.h (VALID_MACHINE_DECL_ATTRIBUTE,
363 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
364 * sh/sh-protos.h (sh_valid_machine_decl_attribute): Remove.
365 * sh/sh.c (sh_valid_machine_decl_attribute): Rename, make static.
366 * sh/sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
367 * v850/v850-protos.h (v850_valid_machine_decl_attribute): Remove.
368 * v850/v850.c (v850_valid_machine_decl_attribute): Rename, make static.
369 * v850/v850.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
371 2001-06-26 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
373 * glimits.h (USHRT_MAX): Use unsigned suffix if int can not hold
376 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
378 * diagnostic.h (struct diagnostic_context): Add new field.
379 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
381 (global_dc): Declare.
382 * diagnostic.c (global_diagnostic_context): New variable.
383 (global_output_buffer): Remove.
385 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
387 (initialize_diagnostics): Adjust initialization.
388 (set_diagnostic_context): Adjust setting.
390 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
392 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
393 UNALIGNED_SHORT_ASM_OP): Define.
394 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
395 UNALIGNED_SHORT_ASM_OP): Undef.
397 Tue Jun 26 12:40:12 CEST 2001 Jan Hubicka <jh@suse.cz>
399 * i386.md (float_truncate splitter, and to mov splitters): Add
400 reload_completed; fix operand predicate.
402 * haifa-sched.c (sched_init): Do not split insns.
403 * toplev.c (rest_of_compilation): Call split_all_insns before
404 sched1 pass; simplify condition of post-reload splitter;
405 call split_all_insn before sched2 pass.
407 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
409 * diagnostic.h (diagnostic_prefixing_rule_t): New enum type.
410 (set_message_prefixing_rule): Adjust prototype.
411 * diagnostic.c (current_prefixing_rule): Adjust type.
413 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
415 * defaults.h: Default escape sequences to ASCII.
416 * config/i370/i370.h: Adjust for ASCII default.
417 * config/1750a/1750a.h: Remove escape sequence definitions.
418 * config/a29k/a29k.h: Similarly.
419 * config/alpha/alpha.h: Similarly.
420 * config/arc/arc.h: Similarly.
421 * config/arm/arm.h: Similarly.
422 * config/avr/avr.h: Similarly.
423 * config/c4x/c4x.h: Similarly.
424 * config/clipper/clipper.h: Similarly.
425 * config/convex/convex.h: Similarly.
426 * config/d30v/d30v.h: Similarly.
427 * config/dsp16xx/dsp16xx.h: Similarly.
428 * config/elxsi/elxsi.h: Similarly.
429 * config/fr30/fr30.h: Similarly.
430 * config/h8300/h8300.h: Similarly.
431 * config/i386/i386.h: Similarly.
432 * config/i860/i860.h: Similarly.
433 * config/i960/i960.h: Similarly.
434 * config/ia64/ia64.h: Similarly.
435 * config/m32r/m32r.h: Similarly.
436 * config/m68hc11/m68hc11.h: Similarly.
437 * config/m68k/m68k.h: Similarly.
438 * config/m88k/m88k.h: Similarly.
439 * config/mcore/mcore.h: Similarly.
440 * config/mips/mips.h: Similarly.
441 * config/mn10200/mn10200.h: Similarly.
442 * config/mn10300/mn10300.h: Similarly.
443 * config/ns32k/ns32k.h: Similarly.
444 * config/pa/pa.h: Similarly.
445 * config/pdp11/pdp11.h: Similarly.
446 * config/pj/pj.h: Similarly.
447 * config/romp/romp.h: Similarly.
448 * config/rs6000/rs6000.h: Similarly.
449 * config/sh/sh.h: Similarly.
450 * config/sparc/sparc.h: Similarly.
451 * config/v850/v850.h: Similarly.
452 * config/vax/vax.h: Similarly.
453 * config/we32k/we32k.h: Similarly.
454 * doc/tm.texi: Update documentation.
456 2001-06-26 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
458 * diagnostic.c (digit_buffer): Remove as global. Move to...
459 * diagnostic.h (struct output_buffer): ... here.
460 * diagnostic.c (output_formatted_integer): Adjust use of digit_buffer.
462 2001-06-25 Steve Ellcey <sje@cup.hp.com>
464 * config.gcc (ia64*-*-hpux*): Add ia64/hpux_longdouble.h to tm_file.
465 Define tmake_file to include ia64/t-hpux.
466 * real.c (INTEL_EXTENDED_IEEE_FORMAT): Test for value instead of
467 testing to see if it is defined.
468 * real.h (INTEL_EXTENDED_IEEE_FORMAT): Likewise. Default to 0 if
470 * config/ia64/hpux_longdouble.h: New.
471 * config/ia64/ia64.c (hfa_element_mode): Add comment about incorrect
472 handling of long doubles.
473 (ia64_function_arg, ia64_function_value): Add checks for TFmode
474 and INTEL_EXTENDED_IEEE_FORMAT.
475 * config/ia64/ia64.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
476 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, LIBCALL_VALUE): Add checks for
477 TFmode and INTEL_EXTENDED_IEEE_FORMAT.
478 * config/ia64/ia64.md (all TFmode patterns): Test
479 INTEL_EXTENDED_IEEE_FORMAT in condition.
480 (floatdidf2, floatdisf2): New, for !INTEL_EXTENDED_IEEE_FORMAT.
481 * config/ia64/quadlib.c: New.
482 * config/ia64/t-hpux: New.
483 * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
485 2001-06-25 Jim Wilson <wilson@redhat.com>
487 * config/i960/t-960bare (i960-c.o): Add missing header dependencies.
488 * config/i960/t-vxworks960: Likewise.
490 2001-06-25 Dale Johannesen <dalej@apple.com>
492 * bitmap.c (bitmap_last_bit_set): Fix a non-c89 usage (null actual
495 Mon Jun 25 11:10:51 CEST 2001 Jan Hubicka <jh@suse.cz>
497 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Fix constraints.
499 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
501 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
502 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
503 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
504 the use of "GCC" and related terms.
505 * doc/gcc.1, doc/gcov.1: Regenerate.
507 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
509 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
510 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
513 Sun Jun 24 21:21:49 CEST 2001 Jan Hubicka <jh@suse.cz>
515 * (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
517 2001-06-24 Richard Henderson <rth@redhat.com>
519 * builtins.c (expand_builtin_expect_jump): Disable if the
520 expression can't be re-evaluated.
522 2001-06-24 Nick Clifton <nickc@cambridge.redhat.com>
524 * config/arm/arm.c (arm_compute_save_reg_mask): For FIQ interrupt
525 handlers examine register r0-r7, for other interrupt handlers
526 examine r0-r12. If the interrupt handler is not a leaf function
527 save all call clobbered registers.
528 (arm_output_epilogue): If the prologue has pushed the IP register,
530 (Arm_expand_prologue): For interrupt functions that need the frame
531 pointer, push the IP register before it is corrupted.
533 * config/arm/arm.h (ARM_SIGN_EXTEND): Fix compile time warnings
534 about the use of signed and unsigned quantities in a conditional.
536 2001-06-23 Richard Henderson <rth@redhat.com>
538 * config/alpha/crtfastmath.c: New file.
539 * config/alpha/t-crtfm: New file.
540 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
541 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
542 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
543 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
544 do not set extra_parts here.
546 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
548 * doc/install-old.texi: Remove more documentation of configure
550 * doc/install.texi: Add it here.
552 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
554 * i386-protos.h (emit_i387_cw_initialization): Declare.
555 * i386.md (movsi_insv_1): Remove '*'.
556 (fix_trunc?f?i2): Revamp to use control word parameters.
557 (fix_trunc?i_1): Likewise; update splitters.
558 (fix splitter): Remove.
559 * i386.c (MAX_386_STACK_LOCALS): set to 3.
560 (emit_i387_cw_initialization): New function.
561 (output_fix_trunc): Do not initialize control word;
562 kill dead code; simplify.
564 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
566 * cppmacro.c (make_string_token): Avoid warning.
567 (cpp_macro_definition): Prepend the macro name. Update
569 * cppmain.c (cb_define, dump_macro): Update for changes
570 to cpp_macro_definition.
572 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
574 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
576 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
578 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
579 try_pre_increment_1): compute REG_FREQ using bb->frequency.
581 * regclass.c (loop_cost): Kill.
582 (frequency): New global variable.
583 (record_operand_costs): Replace loop_cost by frequency.
584 (scan_one_insn): Likewise.
585 (regclass): Likewise; set frequency according to bb->frequency.
587 * flow.c (split_edge): Set frequency.
589 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
591 * predict.c (block_info_def): Add nvisited.
592 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
595 * flow.c (dump_edge_info): Dump the probability of edge.
596 (combine_predictions_for_insn): Dump the basic block.
598 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
600 * doc/gcc.texi: Update documentation of source files of C
603 2001-06-22 Richard Henderson <rth@redhat.com>
605 * doc/invoke.texi (-funsafe-math-optimizations): Document its
606 possible effects at link time.
608 2001-06-22 Diego Novillo <dnovillo@redhat.com>
610 * basic-block.h (dump_edge_info): Declare.
611 (clear_edges): Declare.
612 (mark_critical_edges): Declare.
613 * flow.c (dump_edge_info): Remove static declaration.
614 (clear_edges): Ditto.
615 (mark_critical_edges): Ditto.
616 (free_basic_block_vars): Only clear edges and free basic block
617 array if basic_block_info is not NULL.
618 * ssa.c (compute_dominance_frontiers): Remove static declaration.
619 * ssa.h (compute_dominance_frontiers): Declare.
621 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
623 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
624 instead of const1_rtx for true case.
626 2001-06-22 David Mosberger <davidm@hpl.hp.com>
628 * config/ia64/crtfastmath.c: New file.
629 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
630 * config/ia64/linux.h (ENDFILE_SPEC): New.
632 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
634 * config/h8300/h8300.c (asm_file_start): Remove reference to
637 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
639 * c-common.c (verify_tree): Check for x being NULL.
640 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
644 2001-06-22 DJ Delorie <dj@redhat.com>
646 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
647 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
648 (arm_return_addr): Use get_hard_reg_initial_val et al.
649 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
650 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
651 (d30v_return_addr): Use get_hard_reg_initial_val et al.
652 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
653 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
655 (rs6000_mark_machine_status): Remove.
656 (rs6000_return_addr): Use get_hard_reg_initial_val.
657 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
658 * config/v850/v850.h (INIT_EXPANDERS): Delete.
659 * config/v850/v850.c (struct machine_function): Delete.
660 (v850_init_machine_status): Delete.
661 (v850_mark_machine_status): Delete.
662 (v850_free_machine_status): Delete.
663 (v850_return_addr): Use get_hard_reg_initial_val.
664 (v850_init_expanders): Delete.
666 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
668 * predict.c (estimate_bb_frequencies): Do not handle conditional
669 jumps jumping to fallthru basic block as conditional jumps.
671 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
673 * regs.h (struct reg_info_def): Add freq field.
674 (REG_N_REFS): Update comment.
676 * regclass.c (scan_one_insn): Update REG_FREQ.
677 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
678 (attempt_auto_inc): Likewise.
679 (mark_used_reg): Likewise.
680 (try_pre_increment_1): Likewise.
681 * local-alloc.c (struct qty): Add freq field.
682 (alloc_qty): Set freq.
683 (update_equiv_regs): Set REG_FREQ.
684 (QTY_CMP_PRI): Use freq.
685 (combine_regs): Update qty->freq.
686 * global.c (struct allocno): Update comment for n_refs;
688 (local_reg_freq): New array.
689 (global_alloc): Update freq field;
690 allocate and initialize local_reg_freq.
691 (allocno_compare): Use freq field.
692 (find_reg): Likewise.
693 * reload1.c (count_pseudo): Use freq isntead of n_refs.
694 (count_spilled_pseudo): Likewise.
696 * tm.texi (GCOV_TYPE_SIZE): Document.
697 * basic-block.h (gcov_type): Define.
698 (struct edge_def): Use gcov_type for count field.
699 (struct basic_block_def): Likewise.
700 * defaults.h (GCOV_TYPE_SIZE): Define.
701 * final.c (end_final): Use GCOV_TYPE_SIZE.
702 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
703 using HOST_WIDEST_INT_PRINT_DEC.
704 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
705 __write_gcov_type): New.
706 (store_long): Remove.
707 * gcov.c (gcov_type): Set default.
708 (struct adj_list): Use gcov_type for arc_count.
709 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
710 (create_program_flow_graph): Read arc_count properly.
711 (solve_program_flow_graph): 'total' is gcov_type.
712 (output_data): Line_counts is gcov_type, print it properly.
713 * libgcc2.c (struct bb): Counts is gcov_type.
714 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
715 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
716 (GCOV_TYPE_SIZE): Define.
717 (struct bb_info): succ_count and pred_count is gcov_type.
718 (compute_branch_probabilities): Use __read_gcov_type,
719 print read edges to the dump file.
720 (total): Is gcov_type.
721 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
723 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
725 * optabs.c (emit_libcall_block): When using non-call exceptions,
726 don't mark libcalls never throwing.
728 2001-06-21 Stan Shebs <shebs@apple.com>
730 * objc/objc-act.c (hash_init): Use xcalloc.
732 2001-06-21 Richard Henderson <rth@redhat.com>
734 * flow.c (entry_exit_blocks): Initialize frequency.
735 (split_block): Copy it.
736 (dump_flow_info): Dump it.
738 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
740 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
741 from machine-depedent_reorg for purposes of alignment supression
742 when no delay slot insn has been added.
744 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
746 * cppmacro.c (make_string_token): Null terminate.
748 2001-06-21 DJ Delorie <dj@redhat.com>
750 * config/alpha/alpha.h (struct machine_function): Remove.
751 * config/alpha/alpha.c (integrate.h): Include.
752 (override_options): Don't set up machine_status hooks.
753 (alpha_init_machine_status): Remove.
754 (alpha_mark_machine_status): Remove.
755 (alpha_free_machine_status): Remove.
756 (alpha_return_addr): Use get_hard_reg_initial_val.
757 (alpha_gp_save_rtx): Likewise.
758 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
760 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
762 * config/sh/sh.md (interrupt_function): Use
763 current_function_interrupt.
764 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
765 an interrupt function.
767 * config/sh/sh.h (current_function_interrupt): Define extern.
769 * config/sh/sh.c (current_function_interrupt): New global.
770 (sh_expand_prologue): Set current_function_interrupt.
772 2001-06-21 Phil Edwards <pme@sources.redhat.com>
774 * doc/install.texi: Add 'c' to list of --enable-languages choices.
776 2001-06-21 DJ Delorie <dj@redhat.com>
778 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
780 * integrate.c (ggc.h): Include.
781 (initial_value_pair, initial_value_struct,
782 setup_initial_hard_reg_value_integration): Add prototypes.
783 (expand_inline_function): Call
784 setup_initial_hard_reg_value_integration.
785 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
786 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
787 to keep track of values present at the start of a function.
788 (mark_hard_reg_initial_vals): New, for gc.
789 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
790 mappings for initial values.
791 (emit_initial_value_sets): New. Emits code to set initial value
793 * integrate.h: Add prototypes for new functions.
794 * function.h (struct function): Add hard_reg_initial_vals field.
795 * function.c (integrate.h): Include.
796 (mark_function_status): Call
797 mark_hard_reg_initial_vals.
798 * toplev.c (integrate.h): Include.
799 (rest_of_compilation): Call emit_initial_value_sets.
801 2001-06-21 Stan Shebs <shebs@apple.com>
803 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
804 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
805 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
806 everywhere instead of "Objective C".
808 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
810 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
811 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
812 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
813 "back end" as nouns and "front-end" and "back-end" as adjectives.
815 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
817 * predict.c (estimate_probability): Fix loop bounds.
819 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
821 * toplev.c (rest_of_compilation): Run mark_constant_function
824 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
826 * predict.c (estimate_loops_at_level, propagate_freq
827 estimate_bb_frequencies, count_to_freqs): New functions.
828 (estimate_probability): Call estimate_bb_frequencies.
829 * basic-block.h (basic_block_def): Add field "freq".
830 (BB_FREQ_MAX): New constant.
832 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
834 * sh.c (barrier_align): Don't ask for alignment when seeing a
835 branch-around-a-jump from machine_dependent_reorg.
837 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
839 * ssa.c (rename_block): Update parameter to remove_phi_alternative
840 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
841 re-running life analysis.
843 2001-06-20 Stan Shebs <shebs@apple.com>
845 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
846 also use memset to clear the hash tables.
847 (hash_enter): Assume xmalloc always succeeds.
848 (hash_add_attr): Ditto.
849 (continue_class): Ditto.
851 2001-06-20 Michael Meissner <meissner@redhat.com>
853 * builtins.c (predict.h): Include.
854 (expand_builtin_expect): Update comment.
855 (expand_builtin_expect_jump): New function to expand
856 __builtin_expect inside of a conditional jump expansion.
858 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
859 __builtin_expect (<test>, 1).
861 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
863 * rtl.h (expand_builtin_expect_jump): Add prototype.
865 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
867 * doc/rtl.texi (Machine Modes): Correct description of
868 floating-point modes on machines with non-8-bit bytes.
870 2001-06-19 Bernd Schmidt <bernds@redhat.com>
872 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
873 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
876 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
878 * ssa.c (remove_phi_alternative): Remove declaration. No longer
879 static. Second argument is a pointer to a basic block structure,
880 not a basic block index.
881 (convert_to_ssa): Do not remove dead code.
882 (convert_from_ssa): Do not remove dead code to create death notes.
883 * ssa.h (remove_phi_alternative): Declare.
885 * flow.c (delete_unreachable_blocks): Fix patch error in
886 previous change (call to find_unreachable_blocks was lost).
888 * ssa.c (ssa_uses): Remove definition.
889 (apply_delayed_renames): Don't grow ssa_uses.
890 (rename_block): Remove comment related to ssa_uses.
891 (rename_registers): Do not initialize ssa_uses.
892 (convert_from_ssa): Do not free ssa_uses.
894 * ssa-dce.c: Renamed from dce.c.
895 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
896 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
899 2001-06-19 Eric Christopher <echristo@redhat.com>
901 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
902 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
903 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
905 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
907 * sh.c (output_branch): Delete bogus code.
909 * sh.c (initial_elimination_offset):
910 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
912 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
914 * flow.c (find_unreachable_blocks): New function.
915 (delete_unreachable_blocks): Use find_unreachable_blocks.
916 * basic-block.h (find_unreachable_blocks): Declare.
918 * dce.c (eliminate_dead_code): Fix formatting glitch.
920 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
922 * c-common.h (RETURN_NULLIFIED_P): New macro.
923 * c-semantics.c (genrtl_return_stmt): Check it.
925 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
926 (emit_block_move): Likewise.
928 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
930 * unroll.c: Include predict.h.
931 (unroll_loop): Drop prediction notes on preconditioning.
932 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
933 New; add comments on the others.
934 * Makefile.in: (unroll.o): Add dependancy on predict.h.
935 * loop.c (strength_reduce): Fix branch prediction.
937 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
939 * stmt.c (emit_case_nodes): Optimize test whether index is in given
942 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
944 * predict.c (estimate_probability): Do not bail out early
945 when note is present.
946 (combine_predictions_for_insn): Fix note removal code.
948 2001-06-18 Ben Elliston <bje@redhat.com>
950 * except.c (resolve_fixup_regions): Initialise "cleanup".
952 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
954 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
956 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
958 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
959 use put_var_into_stack.
961 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
963 * gccspec.c (lang_specific_driver): If compiling ObjC, add
964 -shared-libgcc when necessary.
965 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
967 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
969 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
970 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
971 bitmap_last_set_bit. All for compatibility with sbitmap's.
973 *bitmap.c (bitmap_zero): New function.
974 (bitmap_union_of_diffs): New function.
975 (bitmap_first_set_bit): New function.
976 (bitmap_last_set_bit): New function.
978 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
980 * cpp.texi, invoke.texi: Update.
981 * cpp.1, gcc.1: Regenerate.
983 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
985 * i386.md (minsf): Fix splitter. (PR fortran/3191)
987 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
989 * doc/cpp.texi: Update.
990 * doc/cpp.1: Regenerate.
992 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
994 * doc/install.texi: Use correct markup hints.
996 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
998 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
1000 * explow.c (expr_size): If DECL and size specified, use it.
1002 2001-06-15 Zack Weinberg <zackw@stanford.edu>
1004 * doc/cpp.texi: Formatting corrections.
1005 Correct buggy example of use of __GNUC__ etc.
1006 Clarify $ in identifiers.
1007 * doc/cpp.1: Regenerate.
1009 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
1011 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
1013 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1015 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
1017 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
1018 Added Tru64 UNIX V5.1 bootstrap hints.
1019 (Specific, alpha*-*-osf*): Removed old section, obsolete.
1021 2001-06-15 Andreas Jaeger <aj@suse.de>
1023 * doc/install.texi (Specific): Mention that glibc cannot be
1024 compiled with GCC 3.0.
1026 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
1028 * combine.c (nonzero_bits): Don't optimize away division by
1031 2001-06-15 Zack Weinberg <zackw@stanford.edu>
1033 * doc/cpp.texi: Revised and brought up to date.
1034 * doc/cpp.1: Regenerate.
1036 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
1038 * doc/install.texi: Update --enable-threads to match reality.
1040 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1042 * doc/install.texi: Update for C4x.
1043 * README.C4X: Remove.
1045 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1047 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1048 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1049 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
1050 Consistently use "built-in" and "bit-field". Minor logical markup
1052 * doc/gcc.1: Regenerate.
1054 2001-06-14 Richard Henderson <rth@redhat.com>
1056 * config/mips/mips.md (exception_receiver): New.
1058 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
1060 * doc/gcc.texi: Update passes documentation to be more in tune
1063 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
1065 * i386.c (ix86_expand_prologue): Fix merging conflict.
1067 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1069 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1070 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
1071 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
1072 logical markup. Use TeX quotes and dashes. Use @dots{} and
1073 @minus{}. Avoid spaces inside @var. Update last modification
1075 * doc/gcc.1, doc/gcov.1: Regenerate.
1077 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
1079 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
1080 x86_epilogue_using_move): New global variables.
1081 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
1082 (ix86_emit_save_regs_using_mov): New static function.
1083 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
1084 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
1085 MASK_MIX_SSE_I387): Renumber.
1086 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
1087 (x86_accumulate_outgoing_args, x86_prologue_using_move,
1088 x86_epilogue_using_move): Declare.
1089 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
1091 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
1093 * inclhack.def (hpux10_cpp_pow_inline): New hack.
1095 2001-06-13 Richard Henderson <rth@redhat.com>
1097 * ifcvt.c (dead_or_predicable): Fix return value last patch.
1099 2001-06-13 Mark Mitchell <mark@codesourcery.com>
1103 2001-06-13 Richard Henderson <rth@redhat.com>
1105 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
1106 (cond_exec_process_if_block, dead_or_predicable): Likewise.
1108 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1110 * mips-tfile.c (copy_object): Always pass indexNil for symbol
1113 2001-06-13 Kazu Hirata <kazu@hxi.com>
1115 * config/h8300/h8300.h (OK_FOR_T): Remove.
1116 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
1117 * config/h8300/h8300.md: Remove alternatives involving inc and dec
1118 in the helper patterns for addhi3 and addsi3.
1120 2001-06-13 Phil Edwards <pme@sources.redhat.com>
1122 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
1124 2001-06-13 Zack Weinberg <zackw@stanford.edu>
1126 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
1127 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
1129 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
1130 config/alpha/t-osf4, config/mips/t-iris6: Extract all
1131 references to @shlib_map_file@, @shlib_objs@, or
1132 @shlib_base_name@ to Makefile variables.
1133 Bump soname version of libgcc to 1.
1135 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1137 * doc/install.texi: Use more logical markup. Include @node
1138 commands in the source when generating any non-HTML.
1140 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1142 * README: Remove. Some of the contents moved to ../README.
1144 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1146 * doc/install.texi (--enable-shared): List package names
1149 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1151 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
1152 (*-*-solaris*): Document problem in /bin/sh that affects
1153 configuring libraries.
1154 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
1155 (*-sun-solaris2.8): Document linker problem that explains why
1156 libjava is disabled by default.
1158 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1161 * toplev.c (rest_of_compilation): Remove dead code before
1164 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1167 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1168 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1169 * configure: Rebuilt.
1171 2001-06-12 Jim Wilson <wilson@redhat.com>
1173 * loop.c (strength_reduce): Move bl->all_reduced set before
1174 check_ext_dependant_givs call.
1175 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
1177 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1179 * doc/extend.texi (Function Attributes): Document SH's sp_switch
1182 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1184 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
1187 2001-06-12 Richard Henderson <rth@redhat.com>
1189 * config/i386/i386.c (ix86_expand_prologue): Always use
1190 gen_pro_epilogue_adjust_stack; update arguments.
1191 (ix86_expand_epilogue): Likewise.
1192 (ix86_emit_epilogue_esp_adjustment): Remove.
1193 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
1194 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
1195 clobber of scratch memory instead of a modification of EBP as the
1196 barrier. Update all peepholes to match.
1198 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1200 * doc/gcc.texi: Change the font used for @def... commands to a
1202 * doc/extend.texi: Use more logical markup. Use "built-in"
1203 instead of "builtin". Use @deftypefn to mark up built-in
1204 functions; specify their types in the @deftypefn and not in the
1205 descriptive text. Use TeX quotes and dashes. Add more index
1208 2001-06-12 lars brinkhoff <lars@nocrew.org>
1210 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
1211 (DIR_SEPARATOR_2): Likewise.
1213 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1215 * doc/install.texi (--exec-prefix, --bindir, --libdir,
1216 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
1218 (--enable-cpp): Change to document --disable-cpp instead; update
1219 to reflect current default.
1220 (--without-fast-fixincludes): Remove documentation.
1221 (Final install): Document installation directories in more
1222 detail. Document use of make dvi.
1224 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1226 * recog.c (validate_replace_rtx_1): Fix previous patch.
1228 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1230 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
1232 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1234 * simplify-rtx.c (simplify_subreg): Allow volatile memory
1235 to be subregged in case we don't have move instruction.
1237 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1239 * loop.c: Include predict.h
1240 (strength_reduce): Drop branch prediction note in case
1241 number of iterations is known.
1242 * predict.def (PRED_LOOP_ITERATIONS): new.
1243 * Makefile.in (loop.o): Add dependancy on predict.h
1245 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1247 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
1249 * c-typeck.c (c_start_case): Likewise.
1251 2001-06-12 Mark Mitchell <mark@codesourcery.com>
1253 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
1254 in a structure at a variable address.
1256 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1258 * doc/gcov.texi: Use more logical markup.
1260 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1262 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
1263 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
1264 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
1267 2001-06-11 Stan Shebs <shebs@apple.com>
1269 * config/darwin.h (ASM_FILE_END): Remove decl of language_string.
1271 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1273 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
1274 as an early clobber to make sure it is not used by reload in
1275 one of the operands.
1277 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1279 * doc/c-tree.texi: Update information about flag_honor_std.
1280 * doc/install.texi: Note that binutils is required on HPUX 11.
1281 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
1284 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
1285 variable-sized types.
1287 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1289 * doc/md.texi: Use TeX dashes and quotes.
1291 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1293 * doc/rtl.texi: Reference manual chapter about trees.
1295 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1297 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
1298 (WINT_TYPE): Override.
1299 (WINT_TYPE_SIZE): Likewise.
1300 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
1302 * config/sparc/sol2.h (WINT_TYPE): Define.
1303 (WINT_TYPE_SIZE): Likewise.
1305 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
1306 (WINT_TYPE): Override.
1307 (WINT_TYPE_SIZE): Likewise.
1308 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
1309 (CPP_ARCH64_SPEC): Likewise.
1311 2001-06-11 Richard Henderson <rth@redhat.com>
1313 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
1314 with alias attribute.
1316 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
1317 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
1319 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1321 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
1323 2001-06-11 Stan Shebs <shebs@apple.com>
1325 * config/darwin.c (darwin_encode_section_info): Rewrite to simplify
1326 and fix coding mistakes.
1328 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
1330 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
1331 return string from m32r_output_block_move.
1332 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
1334 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
1336 (ROUND_ADVANCE): Remove signed/unsigned conflict.
1337 * config/m32r/m32r.c: Declare prototypes for static functions.
1338 (move_src_operand): Replace INT32_P with UINT32_P.
1339 (function_arg_partial_nregs): Fixed signed/unsigned conflict
1340 in initialisation of 'size'.
1341 (m32r_sched_reord): Remove redundant declarations of 'code'.
1342 (m32r_output_block_move): Change to a void function.
1343 (m32r_encode_section_info): Cast return of
1344 TREE_STRING_POINTER to avoid compile time warning.
1346 2001-06-11 Richard Henderson <rth@redhat.com>
1348 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
1349 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
1350 (struct machine_function): Add gp_save_rtx.
1351 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
1352 (alpha_gp_save_rtx): New.
1353 * config/alpha/alpha-protos.h: Declare it.
1354 * config/alpha/alpha.md (exception_receiver): Make an expander.
1355 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
1357 2001-06-11 Richard Henderson <rth@redhat.com>
1359 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
1361 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1363 * configure.in: Align --help messages.
1364 Remove trailing full stops.
1365 Consistently use lower case.
1366 Fix DWARF 2 spelling.
1367 * configure: Rebuilt.
1369 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1371 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
1372 variants for .cpp/.cp/.c++ files.
1373 Move definition of __LANGUAGE_C_PLUS_PLUS ...
1374 (CPLUSPLUS_CPP_SPEC): ... here.
1376 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1378 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
1380 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1382 * c-decl.c (store_parm_decls): When comparing types in an
1383 old-style function declaration with those from a previous
1384 prototype, compare the unqualified versions of parameter types.
1387 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1389 * doc/objc.texi: Use more logical markup. Use TeX dashes.
1391 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1393 * doc/c-tree.texi: Use more logical markup.
1395 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1397 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
1399 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
1401 * loop.c (scan_loop): Do not combine asm statements.
1403 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1405 * simplify-rtx.c (simplify_subreg): Fix offset calculation
1406 for complex values within a CONCAT.
1408 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1410 * doc/install.texi: Update details of what components are included
1411 in the GCC distribution. Update default directory for g++
1412 includes. Update documentation relating to old libio. Adjust
1413 documentation on DejaGnu environment variables. Remove
1414 documentation of --enable-cpplib.
1416 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1418 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
1421 2001-06-10 Richard Henderson <rth@redhat.com>
1423 * ifcvt.c (life_data_ok): New.
1424 (merge_if_block): Use it to determine whether to update
1426 (if_convert): Set it.
1428 2001-06-10 Richard Henderson <rth@redhat.com>
1430 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
1432 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
1434 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
1435 (SH Options): Document -mieee.
1436 * doc/install.texi (Final install): Remove obsolete information
1437 about installing cross compilers.
1438 * doc/gcc.1: Rebuilt.
1440 2001-06-10 Richard Henderson <rth@redhat.com>
1442 * config/alpha/alpha.c (override_options): Set align_loops,
1443 align_jumps, and align_functions.
1444 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
1445 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
1447 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1449 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
1450 are one and two words in size.
1452 2001-06-10 Richard Henderson <rth@redhat.com>
1454 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
1455 (Code Generation Options): Document -fnon-call-exceptions.
1457 2001-06-10 Mark Kettenis <kettenis@gnu.org>
1459 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
1461 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1463 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
1465 2001-06-10 Mark Mitchell <mark@codesourcery.com>
1466 Gabriel Dos Reis <gdr@codesourcery.com>
1468 * Makefile.in (c-parse.o): Depend on diagnostic.h
1469 (dwarf2out.o): Likewise.
1471 * dwarf2out.c: #include diagnostic.h
1473 * toplev.h (warningcount, errorcount, sorrycount): Remove
1476 * toplev.c (warningcount, errorcount, sorrycount): Remove
1479 * diagnostic.h (struct output_buffer): Reorder fields.
1480 (diagnostic_kind_count): New macro.
1481 (errorcount, warningcount, sorrycount): Define as macros.
1482 (diagnostic_report_warnings_p): New macro.
1483 (output_state): Add diagnostic_count field.
1485 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
1486 Remove tentative declaration.
1487 (count_error): Use diagnostic_report_warnings_p.
1489 * c-parse.in: #include diagnostic.h
1491 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1493 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
1494 prefer a memory for operand 1.
1495 ("*addsi3"): Fix constraints, the '!' was too strong.
1496 ("*addsi3_split"): Accept soft register and split accordingly.
1498 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1500 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1501 Move definition in the RTX_CODE section.
1503 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1505 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
1506 address as relative to the argument pointer.
1508 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1510 * predict.def (PRED_OPCODE): Place before call and error_return.
1512 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1514 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
1515 * predict.c (estimate_probability): Calculate dominance
1516 information; improve detection of NORETURN heuristics;
1517 add call/error_return heuiristics; tweak comparison heuristics
1520 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1522 * doc/invoke.texi (C Dialect Options): Document -aux-info.
1523 (Debugging Options): Document -print-multi-directory and
1525 * doc/gcc.1: Rebuilt.
1527 * toplev.c (independent_decode_option): Require `=' between
1528 `-aux-info' and filename in the same argument.
1529 * gcc.c: Don't pass -aux-info=filename twice.
1531 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1533 * expr.c (expand_expr, case ARRAY_REF): Do not replace
1534 an array element with the known initializing value if it has
1537 * toplev.c (rest_of_compilation): Remove dead code before
1540 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1542 * cppinit.c (print_help): Document -fpreprocessed.
1543 * invoke.texi: Similarly.
1545 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1547 * predict.def: New file.
1548 * predict.h: New file.
1549 * predict.c: Include predict.h.
1550 (predictor_info): New structure and array.
1551 (predict_edge, predict_insn): Rewrite; make global.
1552 (predict_edge_def, predict_insn_def): New global functions.
1553 (dump_prediction, combine_predictions_for_insns): New
1555 (estimate_probability): Change calls to predict_edge
1556 to predict_edge_def and calls to predict_insn to predict_insn_def;
1557 combine probabilities.
1558 (expected_value_to_br_prob): Behave as predictor.
1559 * rtl.h (REG_BR_PRED): Update coment.
1560 (invert_br_probabilities): New.
1561 * jump.c: Include predict.h
1562 (duplicate_loop_exit_test): Drop branch prediction notes.
1563 (invert_jump): Use invert_br_probabilities.
1564 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1565 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1566 * combine.c (distribute_notes): Handle BR_PRED.
1568 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1570 * predict.c (predict_insn, predict_edge): New static functions.
1571 (estimate_probability): Revamp to use new functions;
1572 fix loop header heruistics; add loop exist heruistics
1574 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1576 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1578 2001-06-09 Peter Jakubek <pjak@snafu.de>
1580 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1582 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1584 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1585 for integer operations that don't update C bit.
1587 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1589 * gthr-posix.h (__gthread_objc_init_thread_system): If
1590 pthread_key_create fails, it's not clear what the return value is.
1591 This obvious fix makes sure it always returns -1 if a problem
1594 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1596 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1597 more index entries. Use more logical markup where appropriate.
1598 Use TeX quotes and dashes.
1600 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1602 * unwind-pe.h: Conditionally qualify references to abort with
1605 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1607 * doc/invoke.texi: Remove superfluous text.
1609 2001-06-08 Richard Henderson <rth@redhat.com>
1611 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1612 (LIB_SPEC): Mirror config/linux.h version.
1614 2001-06-08 Richard Henderson <rth@redhat.com>
1616 * except.c (get_exception_pointer, get_exception_filter): Take a
1617 struct function. Update all callers.
1618 * except.h (get_exception_pointer): Update declaration.
1619 * expr.c (expand_expr): Update get_exception_pointer call.
1620 * integrate.c (expand_inline_function): Remap the exception pointer
1621 from callee to caller.
1623 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1625 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1626 accurately reflect its cv-qualification.
1627 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1628 cv-qualifiers on function types.
1630 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1632 * basic-block.h: Improve comments.
1633 * except.c (expand_eh_region_end_allowed): Remove redundant call
1634 to do_pending_stack_adjust.
1635 * flow.c (life_analysis): Fix typo in comment.
1636 (calculate_global_regs_live): Add documentation.
1637 (mark_set_1): Likewise.
1638 (debug_regset): Likewise.
1639 * doc/rtl.texi (cond_exec): Document it.
1641 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1643 * i386.h (CONST_COSTS): set cost of constants representable in
1644 immediate fields to 0.
1646 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1648 * function.c (diddle_return_value): Kill code to determine
1649 return value before expand_function_end.
1650 (expand_function_end): Delay call to clobber_return_register
1651 after fucntion return value is computed.
1653 Re-install temporary reverted patch:
1654 * toplev.c (rest_of_compilation): Call split_all_insns
1655 before reg-stack and shorten-branches. Do shorten-branches
1657 * final.c (shorten_branches): Remove insn splitting code.
1659 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1661 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1662 options. Use @opindex to index them rather than other indexing
1663 commands. Use @var{...} instead of <...>. Avoid spaces in names
1664 inside @var. Don't use @kindex to index escape sequences in
1667 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1669 * stmt.c (current_nesting_level): New fn.
1670 * tree.h: Declare it.
1671 * c-semantics.c (genrtl_compound_stmt): Use it.
1673 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1675 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1677 * jump.c (mark_modified_reg): Allow jump threading if condition
1678 codes are represented by a hard register.
1680 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1682 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1683 for complex floats passed to unprototyped functions.
1685 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1687 * except.c (expand_eh_region_end_allowed): Call
1688 do_pending_stack_adjust as necessary.
1690 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1692 * function.c (clobber_return_register): Clobber the pseudo return
1695 * sibcall.c (skip_unreturned_value): New function.
1696 (call_ends_block_p): Use it.
1698 * recog.c (split_insn): Break out from ...
1699 (split_all_insns): ... here; do not use basic block information
1702 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1704 * simplify-rtx.c (simplify_subreg): Fix verification of
1707 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1709 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1710 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1711 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1712 (CPLUSPLUS_CPP_SPEC): ... here.
1713 Fixes PRs c++/3047, target/441.
1715 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1717 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1719 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1721 * doc/gcc.texi: Add trailing slash to URL.
1723 2001-06-07 Stan Shebs <shebs@apple.com>
1725 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1726 (REDO_SECTION_INFO_P): Ditto.
1727 (STRIP_NAME_ENCODING): Ditto.
1728 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1729 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1730 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1731 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1732 * config/darwin.c: No longer include c-tree.h.
1733 (machopic_classify_ident): Rewrite to use symbol encoding.
1734 (lookup_name_darwin): Remove.
1735 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1736 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1737 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1738 (machopic_finish): Ditto, remove test of decl.
1739 (update_non_lazy_ptrs): New function.
1740 (darwin_encode_section_info): New function.
1741 * config/darwin-protos.h: Declare it.
1742 * config/rs6000/rs6000.c (machopic_output_stub): Use
1743 STRIP_NAME_ENCODING.
1745 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1747 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1748 (DECL_SOURCE_LINE): Likewise.
1750 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1752 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1753 from config/elfos.h.
1755 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1757 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1758 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1760 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1762 * doc/contrib.texi: Add copyright notice.
1764 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1766 * doc/md.texi: Use four digit years in copyright notice.
1768 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1770 * config.gcc: For $target_alias of athlon-*, set
1771 target_cpu_default2=5.
1773 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1775 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1776 end of last block if last real insn is a JUMP_INSN.
1778 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1782 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1784 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1785 pthread_t to objc_thread_t.
1786 (__gthread_objc_thread_id): Likewise.
1788 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1790 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1791 (ASM_OLDAS_SPEC): Likewise.
1793 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1794 (CPP_SUBTARGET_SPEC): Use it.
1795 (ASM_OLDAS_SPEC): Define.
1797 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1799 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1801 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1802 passed by reference.
1804 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1806 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1807 Document use of N_(...), and show it in examples. Note that
1808 documentation should be added to invoke.texi. Avoid an overfull
1811 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1813 * toplev.c (rest_of_compilation): Revert previous patch.
1814 * final.c (shorten_branches): Likewise.
1816 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1818 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1821 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1823 * doc/install-old.texi: Remove more obsolete documentation.
1825 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1827 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1829 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1831 * toplev.c (rest_of_compilation): Call split_all_insns
1832 before reg-stack and shorten-branches. Do shorten-branches
1834 * final.c (shorten_branches): Remove insn splitting code.
1836 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1838 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1839 * configure: Rebuilt.
1841 2001-06-07 Andreas Jaeger <aj@suse.de>
1843 * emit-rtl.c (operand_subword): Remove unused variable.
1845 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1847 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1848 if TARGET_64BIT is false.
1849 (floatdi?f_i386_only): New insn.
1850 (floatdi?f_i386): Disable for !TARGET_64BIT.
1852 * (min?f, max?f splitters): Handle case where
1853 operands are cross-matched.
1855 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1856 (MMX_REGISTER_NAMES): Kill.
1857 (PRINT_OPERAND): Fix comment.
1858 (PRINT_REG): Likewise.
1859 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1860 (print_operand): Update comment; kill 'm'.
1862 * i386.c (x86_branch_hints): New global variable
1863 (print_operand): Support outputting of branch prediction hints.
1864 * i386.md (conditional jump patterns): Add branch prediction hints
1866 * i386.h (x86_branch_hints): Declare
1867 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1868 (PRINT_OPERAND_FUNCT_VALID_P): New.
1869 * final.c (final_forward_branch_p): New function.
1871 2001-06-06 Richard Henderson <rth@redhat.com>
1873 * flow.c (mark_used_reg): Clean up looping over multiple hard
1874 registers. Do conditional life bits across multiple hard regs.
1876 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1878 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1879 deleted during reload.
1881 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1883 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1884 functions here, instead of ...
1885 * c-decl.c (c_expand_body): ... here.
1887 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1889 * config.gcc, config/sparc/bsd.h: Do not directly include
1890 sparc/sparc.h. Instead do it via tm_file.
1892 2001-06-05 Richard Henderson <rth@redhat.com>
1894 * dwarf2.h (DW_EH_PE_aligned): New.
1895 * dwarf2asm.c (eh_data_format_name): Name it.
1896 (dw2_asm_output_encoded_addr_rtx): Align for it.
1897 * dwarf2out.c (output_call_frame_info): Handle it for personality
1898 routine and LSDA pointers.
1900 * unwind-pe.h (DW_EH_PE_aligned): New.
1901 (base_of_encoded_value): Handle it.
1902 (read_encoded_value_with_base): Likewise.
1903 * unwind-dw2-fde.c (base_from_object): Likewise.
1904 (get_cie_encoding): Likewise.
1906 * config/alpha/elf.h: Remove ecoff commentary.
1907 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1909 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1911 * config.gcc, config/i386/bsd386.h: Do not directly include
1912 i386/386bsd.h. Instead do it via tm_file.
1914 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1916 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1919 2001-06-05 Pascal Obry <obry@act-europe.fr>
1921 * configure.in: Quote $enable_win32_registry in case the value has
1925 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1927 * print-rtl.c (xspaces): Remove.
1928 (print_rtx): Use printf field-width, rather than xpsaces, to
1930 * toplev.c (main): Disable sibling-call optimization if we are
1931 handling exceptions.
1933 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1935 * reload1.c (reload): Delete all USEs generated during reload.
1937 2001-06-05 scott snyder <snyder@fnal.gov>
1939 * gccbug.in: Fix typo.
1941 2001-06-05 Andreas Jaeger <aj@suse.de>
1943 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1944 parameter and return value.
1946 2001-06-04 Anthony Green <green@redhat.com>
1948 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1949 machine. This is now done in sparc.h.
1951 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1953 Correct CVS resurrection of invoke.texi.
1954 * doc/invoke.texi: Document new tree dump flags.
1956 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1958 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1959 for casting an aggregate to its own type. Fixes PR c/2735.
1961 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1963 * doc/texinfo.tex: Update to version 2001-05-24.08.
1965 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1967 * c-common.h (flag_dump_translation_unit): Remove.
1968 (enum tree_dump_index): Define.
1969 (TDF_ADDRESS, TDF_SLIM): New #defines.
1970 (dump_node_to_file): Remove.
1971 (dump_node): Make extern. Add flags.
1972 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1973 dump_switch_p): Prototype.
1974 * c-common.c (flag_dump_translation_unit): Remove.
1975 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1976 logic. Use dump_switch_p.
1977 * c-dump.h (struct dump_info): Add node and user fields.
1978 (dump_pointer): Declare.
1979 * c-dump.c (dump_node): Make extern. Add flags.
1980 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1981 (dump_new_line, dump_maybe_newline): Use them.
1982 (dump_pointer): New function.
1983 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1984 chain or function's body. Dump address, if TDF_ADDRESS set.
1985 (dump_flag): Define.
1986 (dump_node_to_file): Remove.
1987 (struct dump_file_info): New struct.
1988 (dump_files): New array.
1989 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1990 * c-lang.c (finish_file): Adjust dumping.
1991 * toplev.h (dump_base_name): Make extern.
1992 * invoke.texi: Document new flags.
1994 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1996 * c-tree.h (lang_decl): Add pending_sizes fields.
1997 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1999 (c_expand_body): Expand them.
2000 (lang_mark_tree): Mark lang_decl:pending_sizes.
2001 * function.c (expand_pending_sizes): New function, broken out
2003 (expand_function_start): ... here.
2004 * tree.h (expand_pending_sizes): Declare it.
2006 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
2008 * doc/install.texi: Update FreeBSD information. Generalize
2009 and update information for alpha-based platforms using ELF.
2011 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
2013 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
2014 (store_parm_decls): Likewise.
2015 * c-typeck.c (convert_arguments): Likewise.
2017 2001-06-04 Richard Henderson <rth@redhat.com>
2019 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
2020 optimization if current_function_calls_setjmp.
2022 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
2024 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
2027 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2029 * simplify-rtx.c (simplify_subreg): Fix combining of
2030 paradoxical subregs.
2032 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2034 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
2035 (no_labels_between_p): Short circuit case beg==end.
2037 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2039 * rtlanal.c (operand_preference): Fix preference for objects.
2041 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2043 * gcse.c (handle_avail_expr): Be prepared to handle single_set
2046 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2048 * combine.c (if_then_else_cond): Use simplify_subreg instead
2050 * integreate.c (sub_constants): Likewise.
2052 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
2054 * emit-rtl.c (constant_subword): Deprecate; remove most of code
2055 and use simplify_gen_subreg.
2057 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
2059 * sibcall.c (skip_copy_to_return_value): recognize the situation
2060 when the called function's return value is copied into an
2061 intermediate pseudo, and then into the calling functions return
2064 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
2066 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
2067 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
2068 in case register wasn't OK previously, accept it now; allow
2069 subregs of frame pointer if reload completed and frame pointer
2072 * combine.c (sombine_simplify_rtx): Fix comment;
2073 use subreg_lowpart_offset instead of subreg_lowpart_p
2074 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
2075 * rtl.h (subreg_lowpart_parts_p): Kill.
2076 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
2077 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
2078 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
2079 (gen_lowpart_common): Likewise.
2080 (subreg_lowpart_p): Likewise.
2081 (subreg_lowpart_parts_p): Kill.
2082 (subreg_lowpart_offset, subreg_highpart_offset): New function.
2084 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
2085 to simplify SUBREG and REG.
2086 (gen_highpart): Use simplify_gen_subreg for all simplifications.
2088 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
2091 * rtlanal.c (replace_regs): Use simplify_gen_subreg
2093 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2095 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
2096 (ARRAY_RANGE_REF): Added description.
2098 * tree.def (ARRAY_RANGE_REF): New code.
2099 * alias.c (handled_component_p, can_address_p): Handle it.
2100 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2101 * explow.c (set_mem_attributes): Likewise.
2102 * expr.c (expand_assignment, get_inner_reference): Likewise.
2103 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
2104 * fold-const.c (operand_equal_p): Likewise.
2105 * tree.c (staticp, stabilize_reference): Likewise.
2106 * varasm.c (decode_addr_const): Likewise.
2108 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2110 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
2111 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
2113 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
2115 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
2116 mark_constant_pool_use before output_addr_const.
2117 (struct pool_node): New field wend.
2118 (add_constant): Note a sequence of constants that are referenced
2120 (pool_window_label, pool_window_last): New variables.
2121 (dump_table): Emit a unspec_volatile representing the end of a
2122 sequence of constants.
2123 (mark_constant_pool_use): New function.
2124 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
2125 (consttable_2): Add the second operand which flags whether
2126 this consttable entry was used or not.
2127 (consttable_4, consttable_8, consttable_sf, consttable_df):
2129 (consttable_window_end): New insn.
2131 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2133 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
2134 Reformat according to coding standards.
2137 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
2138 (shl_and_kind): Cast wide constant.
2139 (gen_far_branch): Define as static, as in declaration.
2140 (barrier_align): Compute cache-line length as unsigned. Add
2141 parentheses in initial credit computation.
2142 (rounded_frame_size): Add parentheses.
2143 (permanent_obstack): Remove declaration. Include ggc.h for
2144 declaration of ggc_add_root_rtx().
2145 (get_free_reg): Removed declaration of unused variable reg.
2146 (legitimize_pic_address): Mark mode argument as unused.
2148 2001-06-03 Igor Shevlyakov <igor@windriver.com>
2150 * config/sh/sh.c (output_branch): Support for insn with lenght
2151 attr 12 & 16 which represents cond branches outside +-4096 range.
2153 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2155 * config/sh/lib1funcs.asm (ic_invalidate): Align the
2156 cache-mirroring sequence. Add nops.
2158 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
2160 * doc/install-old.texi: Remove more old installation
2162 * doc/install.texi: Add relevant parts here.
2164 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2166 * doc/install.texi2html: New script.
2168 2001-06-03 David Edelsohn <edelsohn@gnu.org>
2170 * doc/install.texi: Update AIX information again.
2172 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2174 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
2175 installation documentation.
2176 * doc/install.texi: Move it to here.
2178 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2180 * doc/install.texi: Clean up Texinfo markup.
2182 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2184 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
2185 to just after title page.
2187 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2189 * doc/install-old.texi: Remove documentation of some configuration
2191 * doc/install.texi: Add relevant parts of this documentation here.
2193 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2195 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
2196 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
2198 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2200 * i386.md (all uses of ext_register_operand): Make sure they are
2201 VOIDmode; replace all uses outside zero_extend.
2202 (and?i splitters): Use ext_register_operands.
2203 (test?i peep2): Remove ignored constraints.
2204 * i386.c (ext_register_operand): Check that operand is
2205 eighter pseudo or hard or 'Q' register.
2207 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2209 * tree.h (struct record_layout_info_s): New field unpadded_align.
2210 (set_lang_adjust_rli): New declaration.
2211 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
2212 it would have if not packed, do not downgrade DECL_ALIGN.
2213 (lang_adjust_rli, set_lang_adjust_rli): New.
2214 (start_record_layout): Initialize new field unpadded_align.
2215 (debug_rli): Display it.
2216 (place_union_field, place_field): Set it.
2217 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
2219 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
2220 mean that; use proper names instead.
2221 Print DECL_NO_STATIC_CHAIN.
2223 * except.c (expand_builtin_frob_return_addr): Add missing call
2224 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
2225 (expand_builtin_eh_return): Likewise.
2226 (expand_eh_return): Clean up ptr_mode != Pmode cases.
2228 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
2230 * doc/invoke.texi: Remove references to papers about sequence points
2231 to readings.html, refer to that page.
2233 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2235 * README: Update references to installation instructions.
2237 2001-06-01 Laurent Guerby <guerby@acm.org>
2238 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2240 * doc/install.texi: Define srcdir when sources come from CVS.
2241 Significantly improve markup. Wrap overly long lines
2243 2001-06-01 DJ Delorie <dj@redhat.com>
2245 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
2246 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
2247 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
2248 gcov.1: Move to doc subdirectory.
2249 * install.texi: Move to doc/install-old.texi.
2250 * gcc.texi: Move to doc, refer to install-old.texi.
2251 * Makefile.in: Reflect move of docs to doc/.
2252 * f/Make-lang.in: Ditto.
2253 * java/Make-lang.in: Ditto.
2254 * doc/.cvsignore: New.
2256 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2258 * invoke.texi: use two spaces between command options, eliminate
2259 some 'overfull hboxes'
2261 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
2263 * Makefile.in (s-mlib): Make backtick-commands always succeed.
2264 (DRIVER_DEFINES): Ditto.
2266 2001-05-31 Richard Henderson <rth@redhat.com>
2268 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
2269 also link against libgcc.a.
2271 2001-05-31 Geoff Keating <geoffk@cygnus.com>
2273 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
2274 * config/mips/mips.c (mips_output_ascii): New function.
2275 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
2277 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
2279 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2281 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
2282 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
2284 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
2286 * install.texi (Configuration): Add html links for --with-gnu-as &
2287 --with-gnu-ld and refer to them from hppa & SCO triplets.
2288 (Specific): Link back to with-gnu-ld for all ELF platfoms.
2289 (Specific): Reword AVR binutils recommendation.
2291 2001-05-30 Zack Weinberg <zackw@stanford.edu>
2293 * ggc-page.c (size_lookup): Increase minimum allocation size
2295 (ggc_print_statistics): Report size of each bin in bytes, not
2296 as its order; there is no longer a direct relationship.
2298 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2300 * extend.texi: Fix formating of examples, eliminate some
2302 * gcc.texi: Eliminate some 'overfull hboxes'.
2303 * invoke.texi: Use two spaces between command options, eliminate
2304 some 'overfull hboxes'.
2306 2001-05-30 Richard Henderson <rth@redhat.com>
2308 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
2310 2001-05-30 Tom Tromey <tromey@redhat.com>
2312 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
2313 use it in the new association.
2315 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
2316 John David Anglin <dave@hiauly1.hia.nrc.ca>
2318 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
2319 to target type to allow ISO C++ compiler to accept it.
2320 * gthr-dce.h (__gthread_active_ptr): Likewise.
2321 * gthr-solaris.h (__gthread_active_ptr): Likewise.
2323 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2325 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
2326 so that we do accept comments in preprocessed input.
2328 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2330 * cpphash.c (alloc_node): Cast allocated pointer.
2332 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
2334 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
2336 2001-05-29 Stan Shebs <shebs@apple.com>
2338 * gcc.texi: Add links for information about Objective-C.
2340 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
2342 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
2343 /bin/sed fails on [^\"]).
2344 (configargs.h): Likewise.
2346 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2348 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
2350 2001-05-28 Stan Shebs <shebs@apple.com>
2352 * objc/objc.gperf: Remove, no longer used.
2354 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
2356 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
2357 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
2358 Remove trailing whitespace.
2360 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2362 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
2363 became http://freeware.sgi.com/.
2365 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
2367 * local-alloc.c (update_equiv_regs): Don't eliminate constant
2370 2001-05-27 Stan Shebs <shebs@apple.com>
2372 * objc/objc-act.c: Add/fix various comments.
2373 (init_selector): Remove, no longer used.
2374 (build_msg_pool_reference): Ditto.
2375 (objc_debug): Ditto.
2377 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2379 * c-decl.c (init_decl_processing):
2380 Don't call start_identifier_warnings.
2381 * flags.h (warn_id_clash, id_clash_len): Remove.
2382 * stringpool.c: Don't include flags.h.
2383 (scan_for_clashes, do_identifier_warnings,
2384 start_identifier_warnings): Remove.
2385 * toplev.c (warn_id_clash, id_clash_len): Remove.
2386 (display_help): Don't document -Wid-clash.
2387 (decode_W_option): Print warning on -Wid-clash.
2388 * tree.h (start_identifier_warnings): Remove.
2389 * invoke.texi: Remove documentation of -Wid-clash.
2391 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2393 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
2395 2001-05-27 Bruce Korb <bkorb@gnu.org>
2397 * fixinc/check.tpl(HACK) add and use a Scheme variable
2398 (has no test text): error out if no "test_text" is defined
2399 * fixinc/fixincl.tpl: likewise
2400 (FIXIDX): make it an enumeration so we minimize diffs
2401 * fixinc/inclhack.def: re-alphabetize and add sort instructions
2402 * fixinc/fixincl.x: regenerate
2403 * fixinc/tests/base/stdio.h: test output got moved due to
2405 * README-fixinc: rewrite (mostly)
2407 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2409 * cpplib.c (run_directive): Set pfile->directive.
2411 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2413 * c-tree.texi: Reformat the manual as a single chapter now
2414 included by gcc.texi.
2415 * gcc.texi: Include c-tree.texi. Merge all indexes.
2416 * Makefile.in (dvi): Add generation for the cppinternals
2417 documentation. Added dependencies on fdl.texi and c-tree.texi
2418 where appropriate. Use TEXI2DVI instead of custom tex calls.
2419 (info): Added dependencies on fdl.texi and c-tree.texi where
2420 appropriate. Remove the target c-tree.info.
2422 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
2424 * combine.c (try_combine): Fix typo in comment.
2425 * expr.c (expand_expr): Likewise.
2426 * config/i370/i370.md (untyped_call): Likewise.
2428 2001-05-26 Bruce Korb <bkorb@gnu.org>
2430 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2431 when fixincl is operating in test mode
2432 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
2433 (AAB_ultrix_limits): remove redundant text
2434 (AAB_ultrix_memory): ditto
2435 (AAB_ultrix_string): ditto
2436 (djgpp_wchar_h): fix the test text
2437 (irix_stdio_va_list): add test text
2438 (irix_limits_const): add a testing output file (limits.h is overwritten)
2439 (strict_ansi_not_ctd): put limits.h second in list for same reason
2440 (solaris27_mutex_init): test text needed selection text, too
2442 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2443 when fixincl is operating in test mode
2445 2001-05-26 Philip Blundell <philb@gnu.org>
2447 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2448 * config/i960/i960-protos.h: Likewise.
2449 * config/i370/i370-protos.h: Likewise.
2450 * config/h8300/h8300-protos.h: Likewise,
2451 * config/sh/sh-protos.h: Likewise.
2452 * config/v850/v850-protos.h: Likewise.
2454 2001-05-26 Philip Blundell <philb@gnu.org>
2456 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2458 2001-05-25 Zack Weinberg <zackw@stanford.edu>
2460 * toplev.c (debug_args, f_options, W_options): Mark
2461 descriptions for translation.
2462 (display_help): Translate descriptions on output.
2464 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
2465 objc/lang-options.h: Mark descriptions for translation.
2467 * aclocal.m4: Quote final argument of patsubst. Use
2468 3-argument form of AC_DEFINE. Restore quotes to [] while
2470 * configure.in: Remove unnecessary changequote calls.
2471 * configure, config.in: Regenerate.
2473 2001-05-25 Sam TH <sam@uchicago.edu>
2475 * basic-block.h: Fix header include guards.
2476 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
2477 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
2478 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
2479 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
2480 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
2481 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
2482 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
2483 varray.h version.h: Likewise.
2484 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
2485 config/arm/arm.h config/c4x/c4x-protos.h
2486 config/h8300/h8300-protos.h config/h8300/h8300.h
2487 config/i370/i370-protos.h config/i370/i370.h
2488 config/i960/i960-protos.h config/mcore/mcore.h
2489 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
2490 config/v850/v850-protos.h config/v850/v850.h: Likewise.
2491 * fixinc/fixlib.h fixinc/server.h: Likewise.
2493 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
2495 * config/arc/initfini.c (.init): Fix typo.
2497 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
2499 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
2501 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2503 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
2505 2001-05-25 Richard Henderson <rth@redhat.com>
2507 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
2509 2001-05-25 Richard Henderson <rth@redhat.com>
2511 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
2512 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
2513 (sparc*-*-solaris2): Likewise.
2514 * config/t-linux: Remove shared libgcc macros.
2515 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
2516 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
2518 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
2520 * config.gcc (*-*-freebsd*): Report bad configuration.
2522 2001-05-25 David Edelsohn <edelsohn@gnu.org>
2524 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
2526 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
2528 (ASM_OUTPUT_LABELREF): Delete.
2530 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2532 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
2533 strict_ansi_only): Don't run if stdc_0_in_system_headers.
2534 * fixinc/fixincl.x: Regenerate.
2535 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2536 (FIX_TEST_TABLE): Declare it.
2537 * fixinc/fixlib.h: Include config.h.
2539 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2541 * fixinc/inclhack.def (alpha___assert): Change char * args to
2542 const char * on Tru64 UNIX to avoid excessive warnings from
2544 * fixinc/fixincl.x: Regenerate.
2546 2001-05-25 Geoff Keating <geoffk@redhat.com>
2548 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2549 outputting a tag only for variable-size records.
2551 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2553 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2554 instead of rtx_equal_p for early clobber test.
2556 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2558 * builtins.def: Encode additional information, such as names and
2560 * builtin-types.def: New file.
2561 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2562 (built_in_decls): Likewise. Don't explicitly initialize global
2564 (expand_builtin_mathfn): Handle float and long double variants of
2566 (expand_builtin): Likewise.
2567 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2568 (expand_tree_builtin): Handle long, long long, float, and long
2569 double variants of math functions.
2570 * c-common.h (c_tree_index): Remove some unused nodes.
2571 (void_ftype): Remove.
2572 (void_type_ptr): Likewise.
2573 (int_ftype_int): Likewise.
2574 (ptr_ftype_sizetype): Likewise.
2575 * c-decl.c (init_decl_processing): Remove creation of DWARF
2577 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2578 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2579 * Makefile.in (c-common.o): Depend on builtin-types.def.
2581 2001-05-25 Dale Johannesen <dalej@apple.com>
2583 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2585 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2587 * c-parse.in (notype_initdcl): Remove redundant line.
2589 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2591 * aclocal.m4: Fixed typo.
2592 (gcc_AC_HEADER_STDBOOL): Define.
2593 (gcc_AC_C__BOOL): Define.
2594 * configure.in: Use them.
2595 (AC_CHECK_HEADERS): Remove stdbool.h
2596 * configure, config.in: Regenerate.
2598 2001-05-25 Richard Henderson <rth@redhat.com>
2600 * function.c (expand_function_start): Don't abort on PARALLEL
2601 returns from hard_function_value.
2603 2001-05-25 Richard Henderson <rth@redhat.com>
2605 * config/i386/i386.md: Revert previous change. Do not apply
2606 the peephole if the components do not die after the sequence.
2608 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2610 * c-parse.in (array_declarator): New. Handle C99 constructs.
2611 Don't restrict [*] declarators to C only.
2612 (after_type_declarator, parm_declarator_starttypename,
2613 parm_declarator_nostarttypename, notype_declarator,
2614 direct_absdcl1): Use it.
2615 * c-decl.c (build_array_declarator, set_array_declarator_type):
2616 New functions. Warn that [*] isn't properly implemented; pedwarn
2617 for [*] outside C99 mode if pedantic rather than giving a hard
2619 (grokdeclarator): Handle static and type qualifiers in parameter
2621 * c-tree.h (build_array_declarator, set_array_declarator_type):
2623 * extend.texi (Attribute Syntax): Document attributes in parameter
2626 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2628 * config/i386/i386.md: Make sure cmpstr peepholes do not
2629 affect liveness information.
2631 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2633 * c-typeck.c (digest_init): Issue error messages about
2634 invalid constants, not warnings.
2636 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2638 * invoke.texi (-fno-builtin): Document that this is always on
2641 2001-05-24 Philip Blundell <philb@gnu.org>
2643 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2646 2001-05-24 Philip Blundell <philb@gnu.org>
2648 * config/arm/arm.c (output_return_instruction): Correctly handle
2649 interworking and interrupt functions.
2651 2001-05-24 Philip Blundell <philb@gnu.org>
2653 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2654 -m{no-}sched-prolog. Fix typos and improve formatting.
2656 2001-05-24 Philip Blundell <philb@gnu.org>
2658 * invoke.texi (ARM Options): Improve wording slightly. Add
2659 documentation for more options, including those for Thumb mode.
2660 Don't mention options that don't exist or are unimplemented.
2661 (Thumb Options): Delete; merged into above section.
2663 2001-05-24 Geoff Keating <geoffk@redhat.com>
2665 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2666 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2668 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2670 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2671 fix hard register simplification.
2673 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2675 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2676 of just copying CPP_CPU_SPEC.
2678 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2680 * i386.c (incdec_operand): Accept only 1 and -1.
2682 2001-05-23 Kelley Cook <kelley.cook@home.com>
2684 * Makefile.in: Move many of the *_H definitions eariler in the
2685 file, so that rules in t-* files that use them for
2686 dependencies will work in a parallel build.
2687 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2689 2001-05-23 Richard Henderson <rth@redhat.com>
2691 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2693 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2695 * cpp.texi: Update for handling of charconsts.
2696 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2697 diagnostics. Skip to the end if the UCS is too short.
2698 (cpp_interpret_charconst): Long charconsts issue a warning
2701 2001-05-23 Richard Henderson <rth@redhat.com>
2703 * doc/install.texi (alpha-linux): Require binutils 2.11.
2705 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2707 * c-lex.c (read_escape, read_ucs): Delete.
2708 (lex_string): Use cpp_parse_escape.
2709 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2710 if not C++ or not C99. Warn if traditional.
2711 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2712 unsigned. Warn for out-of-range escape sequences here.
2713 Update to use maybe_read_ucs.
2714 (cpp_interpret_charconst): Don't warn here.
2715 * cpplib.h (cpp_parse_escape): New exported function.
2717 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2719 * extend.texi (Attribute Syntax): Clarify application of
2720 attributes to parameters declared as functions or arrays.
2722 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2724 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2726 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2728 * diagnostic.c (vnotice): Kill.
2729 (fnotice): Call vfprintf directly.
2730 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2731 verbatim, set_diagnostic_context): Rename string argument to
2732 indicate that it is run through gettext.
2733 (vbuild_message_string, build_message_string, output_do_printf):
2734 Rename string argument to indicate that it is NOT run through
2736 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2737 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2738 Run msgid argument through gettext.
2739 (default_print_error_function): Run constant strings through
2740 gettext when nothing else will.
2741 (fatal_error, internal_error, error_recursion): Use fnotice.
2742 Present complete sentences to gettext.
2744 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2746 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2748 2001-05-23 Richard Henderson <rth@redhat.com>
2750 * function.c (expand_function_start): Always use a pseudo
2751 for the function result value.
2753 2001-05-22 Richard Henderson <rth@redhat.com>
2755 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2756 section pointer alignment.
2758 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2760 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2761 of __USER_LABEL_PREFIX__.
2763 2001-05-22 Richard Henderson <rth@redhat.com>
2765 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2766 (__deregister_frame_info_bases): New.
2767 * unwind-dw2-fde.h: Declare it.
2768 * libgcc-std.ver: Export it.
2769 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2770 called __register_frame_info_bases.
2772 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2774 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2775 instead of #elif (which is OK for this case but not in general).
2777 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2779 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2780 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2781 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2782 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2783 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2785 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2786 David O'Brien <obrien@freebsd.org>
2788 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2789 configure-time options and target version of FreeBSD. Set-up
2790 to match architectural change in threading support. Correctly
2791 report when -pthread option is not supported by configure-time
2793 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2794 and extend to encode target version number in run-time setting
2795 of __FreeBSD__ macro to match the system compiler.
2796 (CPP_PREDEFINES): Likewise.
2797 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2799 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2800 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2802 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2803 David O'Brien <obrien@freebsd.org>
2805 * config.gcc (the unlabeled system switch statement): Add
2806 generic configuration section to handle *-*-freebsd*. Also,
2807 to match the system compiler, default to threading support (it
2808 may be disabled with the standard --disable-threads
2809 configuration-time switch).
2810 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2811 (alpha*-*-freebsd* in machine-specific section): Likewise.
2813 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2814 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2815 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2816 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2817 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2819 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2820 David O'Brien <obrien@freebsd.org>
2822 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2823 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2824 -pthread instead setting macro.
2826 2001-05-22 Richard Henderson <rth@redhat.com>
2828 * crtstuff.c (__register_frame_info_bases): Declare.
2829 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2830 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2832 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2833 (CRT_GET_RFIB_DATA): New.
2834 * config/i386/sysv4.h: Likewise.
2835 * config/i386/sco5.h: Likewise.
2836 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2838 2001-05-22 Richard Henderson <rth@redhat.com>
2840 * rtl.c (read_string): Break out from ...
2841 (read_rtx): ... here.
2843 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2845 * doc/install.texi (Specific): Remove a bogus and duplicate part
2846 copied from the end of the document.
2848 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2850 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2852 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2854 * install.texi: Remove obsolete information on SunOS as well as
2855 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2856 (Installing GNU CC on the Sun): Remove section.
2858 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2860 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2861 keep errno unchanged on success.
2863 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2865 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2866 once for hexadecimal floats, whether or not they contain a decimal
2867 point. Don't let the setting of pedantic otherwise affect the
2868 parsing of hexadecimal floats.
2870 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2872 * README.ACORN: Remove obsolete file.
2874 2001-05-22 Jan Hubicka <jh@suse.cz>
2876 * combine.c (gen_binary): Use swap_commutative_operands_p
2877 (simplify_comparison): Likewise.
2878 * expmed.c (emit_store_flag): Likewise.
2879 * expr.c (compare_from_rtx): Likewise.
2880 (do_compare_rtx_and_jump): Likewise.
2881 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2882 if not emitting a branch and operands want swapping.
2884 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2886 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2887 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2888 (maybe_get_identifier): Update.
2889 * tree.h (make_identifier): Delete.
2891 2001-05-21 Richard Henderson <rth@redhat.com>
2893 * combine.c (subst): Do not substitute for a register as
2894 a destination subreg/strict_low_part/zero_extract.
2896 * combine.c (simplify_comparison): Update op1 after constant
2898 * recog.c (const_int_operand): Accept only constants valid
2900 * genrecog.c: Update comments wrt const_int_operand.
2902 * emit-rtl.c (init_emit_once): Zero unused memory in a
2905 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2907 * tree.h (type_num_arguments): Declare it.
2908 * tree.c (type_num_arguments): New function.
2910 2001-05-21 Richard Henderson <rth@redhat.com>
2912 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2915 2001-05-21 Geoff Keating <geoffk@redhat.com>
2917 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2919 (minsf3): Use rs6000_emit_minmax.
2920 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2922 (movsfcc): Use rs6000_emit_cmove.
2923 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2924 Don't generate emit_fselsfsf4.
2925 (fseldfsf4): Likewise.
2926 (maxdf3): Use rs6000_emit_minmax.
2928 (mindf3): Use rs6000_emit_minmax.
2929 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2931 (movdfcc): Use rs6000_emit_cmove.
2932 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2933 Don't generate emit_fselsfsf4.
2934 (fselsfdf4): Likewise.
2935 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2936 (min_max_operator): New predicate.
2937 (rs6000_emit_cmove): New function.
2938 (rs6000_emit_minmax): New function.
2939 * config/rs6000/rs6000-protos.h: Prototype new functions.
2940 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2941 and min_max_operator.
2943 * config/rs6000/rs6000.c (output_cbranch): Handle all
2944 conditional types in the switch statement.
2946 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2948 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2949 non-register variables.
2950 * extend.texi: Document that asm-specifications do not make sense
2951 for non-static local variables.
2953 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2955 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2956 (dbxout_type_fields): Lose minimal_debug support.
2957 (dbxout_type_methods, dbxout_type): Likewise.
2959 2001-05-17 Andrew Haley <aph@redhat.com>
2961 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2963 2001-05-21 Richard Henderson <rth@redhat.com>
2965 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2968 2001-05-20 Richard Henderson <rth@redhat.com>
2970 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2971 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2972 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2973 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2974 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2976 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2977 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2978 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2979 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2980 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2981 DEBUG_PUBNAMES_SECTION): Rename as above.
2982 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2984 2001-05-20 Richard Henderson <rth@redhat.com>
2986 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2987 operands unless the operation is commutative.
2989 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2991 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2994 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2996 * extend.texi: Clarify documentation of extensions included in ISO
2997 C99. Prefer C99 terminology and syntax to old GNU terminology and
2998 syntax. Add more index entries. Document mixed declarations and
2999 code as an extension in C89 mode. Warn about future changes to
3000 semantics of inline functions. Fixes PR other/930.
3002 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3004 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
3005 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
3006 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
3007 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
3009 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
3011 2001-05-20 Richard Henderson <rth@redhat.com>
3013 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
3014 to be output before a branch.
3016 2001-05-20 Richard Henderson <rth@redhat.com>
3018 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
3020 2001-05-20 Richard Henderson <rth@redhat.com>
3022 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
3023 (ASM_DOUBLE): Remove.
3024 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
3025 * config/i386/sun386.h: Likewise.
3027 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
3028 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
3030 * config/i386/cygwin.h (INT_ASM_OP): Remove.
3031 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
3032 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
3033 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
3035 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
3036 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
3037 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
3038 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
3039 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
3040 * config/i386/win32.h: Likewise.
3042 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
3044 * invoke.texi: Add more options to summary list.
3046 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
3048 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
3049 used. Fixes PR c/2291.
3050 * gcc.1: Regenerate.
3052 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3054 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
3055 the -fpic and -fPIC options, clear flag_pic.
3057 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
3059 * hashtable.c (calc_hash): Fix HASHSTEP definition.
3060 * stringpool.c (make_identifier): No statistics here anymore.
3061 * objc-act.c (steup_string_decl): Remove redundant check.
3063 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
3065 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
3066 cpplib.o, cpphash.o, fix-header): Update.
3067 (hashtable.o): New target.
3068 * c-common.h: Include cpplib.h. Define C_RID_CODE and
3069 struct c_common_identifier here.
3070 * c-lang.c (c_init_options): Update. Call set_identifier_size.
3071 * c-lex.c (c_lex): Update.
3072 * c-pragma.h: Update.
3073 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
3075 (C_RID_CODE): Delete.
3076 * cpphash.c: Rewrite to use hashtable.c.
3077 * cpphash.h: Update include guards.
3078 (struct cpp_reader): Remove hashtab.
3079 hash_ob and buffer_ob are no longer pointers. Add hash_table
3081 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
3082 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
3083 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
3084 * cppinit.c (cpp_create_reader): Update.
3085 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
3086 (cpp_interpret_charconst): Eliminate warning.
3087 * cpplib.c (do_pragma, do_endif, push_conditional,
3088 cpp_push_buffer, cpp_pop_buffer): Update.
3089 (_cpp_init_stacks): Rename cpp_init_directives.
3090 (_cpp_cleanup_stacks): Remove.
3091 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
3092 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
3093 cpp_forall_identifiers, cpp_create_reader): Update.
3094 (C_RID_CODE, cpp_make_node): New.
3095 (c_common_identifier): New identifier node for C front ends.
3096 * cppmain.c (main): Update.
3097 * fix-header.c (read_scan_file): Update.
3098 * flags.h (id_clash_len): Make unsigned.
3099 * ggc.h (ggc_mark_nonnull_tree): New.
3102 * stringpool.c: Update comments and copyright. Update to use
3104 * toplev.c (approx_sqrt): Move to hashtable.c.
3105 (id_clash_len): Make unsigned.
3106 * toplev.h (ident_hash): New.
3107 * tree.c (gcc_obstack_init): Move to hashtable.c.
3108 * tree.h: Include hashtable.h.
3109 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
3110 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
3111 (struct tree_identifier): Update.
3112 (make_identifier): New.
3114 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
3115 (C_RID_CODE): Remove.
3116 * lex.c (cxx_init_options): Call set_identifier_size. Update.
3117 (init_parse): Don't do it here.
3119 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
3121 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
3123 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
3125 (expand_eh_return): Convert between word_mode and Pmode.
3126 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
3128 (execute_stack_op): Likewise.
3129 (execute_cfa_program): Likewise.
3130 (uw_frame_state_for): Likewise.
3131 (uw_update_context_1): Likewise.
3132 * unwind.inc (_Unwind_Reason_Code): Likewise.
3133 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
3134 (EH_RETURN_STACKADJ_RTX): Likewise.
3135 * config/mips/mips.c (compute_frame_size): Make space for saving
3136 EH return registers.
3137 (mips_expand_epilogue): Handle EH stack adjustments.
3138 * config/mips/mips.md (eh_return): New pattern.
3139 (eh_set_lr_si): Likewise.
3140 (eh_set_lr_di): Likewise.
3141 Add splitter to perform EH return after reload.
3143 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3145 * jump.c (mark_jump_label): Tidy previous change.
3147 2001-05-19 Bruce Korb <bkorb@gnu.org>
3149 * fixinc/genfixes: no need for two warnings
3150 * fixinc/Makefile.in: open stdin for those building with a closed one.
3152 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3154 * jump.c (jump_optimize_1): Tidy.
3155 (mark_jump_label): When changing the label in a LABEL_REF, change
3156 update any REG_EQUAL notes as well.
3158 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
3160 * c-parse.in (parm_declarator): Split into
3161 parm_declarator_starttypename and parm_declarator_nostarttypename.
3162 (parm_declarator_starttypename, parm_declarator_nostarttypename):
3163 New. Allow parenthesised sub-declarators which don't begin with a
3164 TYPENAME. Fixes PR c/166.
3166 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3168 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
3170 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3172 * toplev.c (main): If the target does not allow profiling without
3173 a frame pointer, issue an error message.
3174 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3177 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3179 * recog.c (general_operand): Modify last change to allow it if reload
3182 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3184 * recog.c (general_operand): Prohibit nonzero subreg bytes on
3185 subregs containing mem.
3187 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
3189 * regrename.c (regrename_optimize): frame pointer register can
3192 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
3194 * README.DWARF: Move into dwarfout.c.
3196 2001-05-18 Dale Johannesen <dalej@apple.com>
3198 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
3199 specific misuse of r0 as a reload address.
3201 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
3203 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
3206 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3208 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
3209 (add_to_sequence): Make that decision type.
3210 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
3211 (write_switch, write_cond, debug_decision_2): Likewise.
3213 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
3215 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
3218 2001-05-18 Stan Shebs <shebs@apple.com>
3220 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
3221 * configure: Regenerate.
3223 2001-05-18 Per Bothner <per@bothner.com>
3225 Changes needed for java/jvspec.c
3226 * gcc.h (n_infiles, outfiles): Add declarations.
3227 * gcc.c (n_infiles, outfiles): Mske no longer static.
3229 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
3231 * config/pa/som.h (EXCEPTION_SECTION): Define.
3233 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
3235 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
3237 Add have_location_lists, a variable to determine whether we need a
3238 .debug_loc section or not.
3239 (enum dw_val_class): Add dw_val_class_loc_list.
3240 (dw_val_struct): Add val_loc_list.
3241 (dw_loc_list_struct): New structure, represents location lists.
3242 (new_loc_list): New function, return a new location list, given
3243 the range and location expression.
3244 (add_loc_descr_to_loc_list): New function, add a location
3245 expression to a location list, given the expression and range.
3246 (output_loc_list): New function, output a location list.
3247 (gen_internal_sym): Modified to take symbol prefix, so we can
3248 reuse it for location list symbols.
3249 (add_AT_loc_list): New function, add a location list to a DIE at
3250 the named attribute.
3251 (AT_loc_list): New function, return the location list reference
3252 for a given attribute, if it's a location list.
3253 (print_die): Handle dw_val_class_loc_list.
3254 (size_of_die): Ditto.
3255 (value_format): Ditto.
3256 (output_die): Ditto.
3257 (output_location_lists): New function, output all of the location
3258 lists for a DIE and it's children.
3259 (dwarf2out_finish): Call output_location_lists if we have location
3263 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3265 * gcse.c (try_replace_reg): First try global replace, later try to
3266 simplify the expression.
3268 * gcse.c (find_used_regs): Change calling convention; work via
3270 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
3272 2001-05-18 Bernd Schmidt <bernds@redhat.com>
3275 2001-02-09 Nick Clifton <nickc@redhat.com>
3276 * config/arm/arm.md: Change output constraint on post inc
3277 load/store multiple patterns to be a read/write constraint.
3279 2001-05-18 Mark Mitchell <mark@codesourcery.com>
3281 * basic-block.h (struct basic_block_def): Add documentation about
3282 what a basic block is, and what the various fields are used for.
3283 * flow.c (calculate_globlal_regs_live): Add documentation about
3284 how the algorithm works, and how we know that it will terminate.
3285 Check that the the inductive assumption that guarantees
3286 termination actually holds.
3287 (mark_used_regs): Treat conditionally set registers as used.
3288 (debug_regset): Add comment.
3289 * rtl.texi (cond_exec): Add documentation.
3291 * function.c (expand_function_start): Avoid creating BLKmode
3294 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3296 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
3297 DIE, even if it has no children.
3298 (dwarf2out_finish): Always output the line-number table, even if
3301 2001-05-18 David Edelsohn <edelsohn@gnu.org>
3303 * rs6000.md (movsfcc,movdfcc): Remove NE case.
3305 2001-05-17 Bruce Korb <bkorb@gnu.org>
3307 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
3308 * fixinc/genfixes: emit a warning if AutoGen is out of date
3310 2001-05-17 Brendan Conoboy <blc@cygnus.com>
3311 Bruce Korb <bkorb@gnu.org>
3313 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
3314 found in fixinc directory. Facilitates binary distributions.
3316 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
3318 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
3321 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
3323 * dwarf2out.c (modified_type_die): Equate qualified type to die.
3325 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3327 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
3328 (simplify_subreg): Handle complex types represented as CONCAT.
3330 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
3331 * rtl.h (swap_commutative_operands_p): Declare.
3332 * rtlanal.c (swap_commutative_operands_p): New.
3333 (operand_preference): New static function.
3335 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
3336 (gen_binary): Likewise.
3337 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
3338 * simplify-rtx.c (simplify_gen_binary,
3339 simplify_gen_relational): Likewise.
3341 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3343 * cse.c (fold_rtx): Use simplify_subreg.
3345 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
3346 (simplify_gen_subreg): New.
3347 (simplify_rtx): Use simplify_subreg.
3348 * rtl.h (simplify_gen_subreg): Declare.
3350 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3352 * doc/install.texi: Update Solaris information.
3354 * except.h (protect_cleanup_actions): Remove it.
3355 (lang_protect_cleanup_actions): Declare it.
3356 * except.c (protect_cleanup_actions): Remove it.
3357 (lang_protect_cleanup_actions): New variable.
3358 (init_eh): Don't make protect_cleanup_actions a GC root.
3359 (expand_eh_region_and_cleanup): Call
3360 lang_protect_cleanup_actions.
3361 (output_function_exception_table): Remove unused `align'
3363 * varasm.c (assemble_external): Abort if we have not yet
3364 opened the assembly output file.
3366 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
3368 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
3369 for eh_personality_libfunc.
3371 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3373 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
3374 when calling simplify_subreg. This is needed to allow replacing
3375 of expression of one mode by expression of different mode.
3377 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3379 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
3381 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3383 * expr.c (protect_from_queue): Protect against subsequent calls to
3385 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
3388 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3390 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
3392 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3394 * gccbug.in (CATEGORIES): Add "bootstrap".
3396 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3398 * simplify-rtx.c (simplify_subreg): Break out from ...
3399 * combine.c (combine_splify_rtx) ... here and ...
3400 * recog.c (validate_replace_rtx_1): ... here;
3401 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
3402 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
3403 (subreg_lowpart_p): ... here.
3405 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3407 * stmt.c (expand_asm_operands): For inout operands, make sure
3408 the substitution of '=' for '+' makes it into the rtl.
3410 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
3411 (reload_as_needed): Call update_eliminable_offsets a bit later.
3413 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3415 * gcc.texi (gccbug): Refer to the web pages for detailed information
3418 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3420 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
3422 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
3423 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
3424 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
3425 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
3426 * cross-make: Don't set LIBGCC1.
3427 * mklibgcc.in: Delete all code for building from libgcc1.c.
3428 Always honor LIB1ASMFUNCS if set.
3430 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
3431 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
3432 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
3433 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
3434 config/i386/uwin.asm, config/m68hc11/larith.asm,
3435 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
3436 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
3437 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
3438 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
3439 Delete or update references to libgcc1 in commentary.
3441 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
3442 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
3443 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
3444 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
3445 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
3446 config/arm/t-semi, config/arm/t-strongarm-coff,
3447 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
3448 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
3449 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
3450 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
3451 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
3452 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
3453 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
3454 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
3455 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3456 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
3457 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
3458 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
3459 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
3460 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
3461 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
3462 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
3463 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
3464 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
3465 config/mips/t-ultrix, config/mn10200/t-mn10200,
3466 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
3467 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
3468 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
3469 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
3470 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
3471 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
3472 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
3473 config/sparc/t-sparclite, config/sparc/t-splet,
3474 config/sparc/t-sunos41, config/sparc/t-vxsparc,
3475 config/sparc/t-vxsparc64, config/v850/t-v850:
3476 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
3478 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
3479 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
3480 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
3481 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
3482 nongcc_SI_type, nongcc_word_type, or perform_*
3483 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
3485 * config/i386/386bsd.h, config/i386/beos-elf.h,
3486 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3487 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
3488 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
3489 Don't include i386/perform.h.
3491 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
3492 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
3493 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
3494 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
3495 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
3496 config/vax/t-openbsd, config/vax/t-vax: Delete.
3498 * config.gcc: Remove references to deleted files.
3499 (arm-semi-aof): Use arm/t-semi for tmake_file.
3501 * gcc.texi, install.texi, invoke.texi, tm.texi:
3502 Delete or rewrite text which is no longer relevant now that
3503 libgcc1 no longer exists.
3505 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
3506 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
3508 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
3509 Bruce Korb <bkorb@gnu.org>
3511 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
3514 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3516 * i386.md: Add two peepholes to clean up code generated by
3519 2001-05-16 Richard Henderson <rth@redhat.com>
3521 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
3522 variants of non-absolute encodings.
3524 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3526 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
3527 __register_frame_info_table_bases): Export.
3529 2001-05-16 Richard Henderson <rth@redhat.com>
3531 * except.c (eh_data_format_name): Move to ...
3532 * dwarf2asm.c: ... here. Use designated initializers if available.
3533 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
3534 * dwarf2asm.h: Update declarations.
3535 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3536 ASM_PREFERRED_EH_DATA_FORMAT.
3537 (output_call_frame_info): Likewise. Use 'L' augmentation for
3540 * unwind-dw2-fde.h (struct fde_vector): New.
3541 (struct old_object): Rename from struct object.
3542 (struct object): New.
3543 (__register_frame_info_bases): Declare.
3544 (__register_frame_info_table_bases): Declare.
3545 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3546 * unwind-dw2-fde.c (objects): Remove.
3547 (unseen_objects, seen_objects): New.
3548 (__register_frame_info_bases): New.
3549 (__register_frame_info): Use it.
3550 (__register_frame_info_table_bases): New.
3551 (__register_frame_info_table): Use it.
3552 (__deregister_frame_info): Rewrite for changed object struct.
3553 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3554 (fde_unencoded_compare): Rename from fde_compare; uninline.
3555 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3556 (start_fde_sort): Adjust for new definition of fde_vector.
3557 (fde_insert): Likewise.
3558 (end_fde_sort): Likewise. Select comparison function based
3559 on properties of the object.
3560 (fde_split): Take object and fde_compare_t arguments.
3561 (frame_heapsort, fde_merge): Likewise.
3562 (classify_object_over_fdes): Rename from count_fdes. Handle
3563 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3565 (add_fdes): Handle encoded pointers.
3566 (init_object): Rename from frame_init. Update for new struct object.
3567 (linear_search_fdes): Rename from search_fdes. Handle encoded
3569 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3570 (binary_search_single_encoding_fdes): New.
3571 (binary_search_mixed_encoding_fdes): New.
3572 (search_object): New.
3573 (_Unwind_Find_FDE): Update for new struct object. Fill in
3575 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3576 iterating over EH data.
3577 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3578 fde_encoding, lsda_encoding.
3579 (read_uleb128, read_sleb128): Remove.
3580 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3581 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3582 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3584 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3586 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3588 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3589 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3590 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3591 cpp_spell_token, cpp_output_token): Similarly.
3592 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3593 do_pragma_poison, parse_assertion, do_assert): Similarly.
3594 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3595 save_parameter, _cpp_create_definition, check_trad_stringification,
3596 cpp_macro_definition): Similarly.
3597 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3598 * c-lex.c (cb_undef, c_lex): Similarly.
3599 * fix-header.c (recognized_function): Similarly.
3600 * cpplib.h (NODE_LEN, NODE_NAME): New.
3601 (cpp_hashnode): Rename length len.
3603 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3605 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3608 2001-05-16 Andreas Jaeger <aj@suse.de>
3610 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3612 * toplev.c: Include dwarf2asm.h for prototype of
3613 dw2_output_indirect_constants.
3615 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3617 * stmt.c (expand_asm_operands): Be able to offload addressof
3618 expression to memory. (PR optimization/185)
3620 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3622 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3623 applying distributive law.
3625 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3627 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3629 * gthr-dce.h (UNUSED): Attribute unused macro.
3630 (__gthread_key_dtor): Make arguments UNUSED.
3631 (__gthread_key_delete): Revise for compatibility with DRAFT4
3634 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3636 * doc/install.texi: Update AIX information.
3637 * README.RS6000: Remove obsolete file.
3639 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3640 Nathan Sidwell <nathan@codesourcery.com>
3642 * gcc.c (give_switch): Don't write before start of string.
3643 Always append suffix.
3645 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3647 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3650 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3652 * README.ALTOS: Remove obsolete file.
3654 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3656 * c-lex.h (save_and_forget_protocol_qualifiers,
3657 forget_protocol_qualifiers, remember_protocol_qualifiers):
3658 Remove deleted functions' prototypes.
3660 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3662 * c-parse.in (methodtype): New production.
3663 (methoddef, methodproto): Collapse separate '-' and '+'
3666 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3668 * c-common.h (RID_FIRST_PQ): New.
3669 * c-parse.in (objc_pq_context): New.
3670 (objc parser): Set objc_pq_context rather than calling
3671 remember_protocol_qualifiers and forget_protocol_qualifiers.
3672 Don't call save_and_forget_protocol_qualifiers.
3673 (yylexname): Handle objc protocol qualifiers here.
3674 * stringpool.c (struct str_header): Replace with sp_hashnode.
3675 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3676 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3677 Allocate an IDENTIFIER_NODE for each identifier.
3678 (FORALL_STRINGS, set_identifier): Delete.
3679 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3680 (ggc_alloc_string): Use an obstack.
3681 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3682 * tree.h: Update comments.
3683 (set_identifier): Delete.
3684 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3685 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3686 remember_protocol_qualifiers): Delete.
3688 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3690 * flow.c (life_analysis): After life analysis is complete, do
3691 an optional scan over insns looking for REG_LABEL notes that
3692 reference a deleted label.
3693 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3694 before peeking at LABEL_NUSES.
3696 2001-05-15 Richard Henderson <rth@redhat.com>
3698 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3699 (_Unwind_GetTextRelBase): New.
3701 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3703 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3705 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3707 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3708 so that CHOOSE_SECTION gets used.
3710 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3711 TARGET_RELOCATABLE like flag_pic for now.
3713 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3715 * rs6000.md (movdi splitter): Sign extend more efficiently.
3716 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3717 to "long long" valid on 32-bit and 64-bit hosts.
3718 (logical_operand): Cast trunc_int_for_mode return value.
3719 (rs6000_emit_move): Shift macro to encapsulate variable.
3720 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3721 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3722 plus_constant requires signed argument.
3724 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3726 * gthr-posix.h: Make additional pthread-* functions weak.
3728 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3730 * recog.c (apply_change_group): Avoid unneeded validating.
3732 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3734 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3735 (num_insns_constant): CONST_INT can be 64-bits.
3737 2001-05-14 Stan Shebs <shebs@apple.com>
3739 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3740 (LIBGCC_SPEC): Don't define.
3742 2001-05-14 Richard Henderson <rth@redhat.com>
3744 * configure.in (gcc_cv_as_eh_frame): New test.
3745 * config.in, configure: Rebuild.
3746 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3748 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3750 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3751 extended precision divide.
3753 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3755 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3756 for RETURNS as well.
3758 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3760 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3761 (CPP_CPU??_SIZE_TYPE): New.
3762 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3763 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3764 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3765 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3767 * i386.c (override_options): Add sorry about not suported modes.
3769 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3771 * config/pa/som.h (NM_FLAGS): Remove.
3772 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3773 (ASM_OUTPUT_SECTION_NAME): Remove.
3774 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3776 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3778 * regrename.c (regrename_optimize): Do not rename registers to
3781 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3783 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3784 contain MEMs. Remove useless distinction about clobbering
3787 2001-05-13 Geoff Keating <geoffk@redhat.com>
3789 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3790 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3791 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3792 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3793 (EXCEPTION_SECTION): Define.
3795 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3797 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3798 binary backward compat only.
3799 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3800 in LIB2FUNCS. Pass it to mklibgcc.
3801 * mklibgcc.in: Handle LIB2FUNCS_ST.
3803 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3805 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3807 * tm.texi (THREAD_MODEL_SPEC): Document it.
3808 * gcc.c (main): Use it.
3809 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3810 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3812 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3814 * rtl.h (SYMBOL_REF_WEAK): New macro.
3815 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3816 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3817 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3818 * gcc.texi: Remove wrong description.
3820 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3822 * Makefile.in (STAMP): New macro.
3823 Replace all uses of `touch' with $(STAMP).
3824 * fixinc/Makefile.in: Likewise.
3826 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3828 * configure.in: ldopen is never in -lexc, so don't test for it.
3829 Add test for exc_resume in -lexc for Ada.
3830 * configure: Regenerated.
3832 2001-05-12 Richard Henderson <rth@redhat.com>
3834 * dwarf2asm.c (size_of_encoded_value): New function.
3835 * dwarf2asm.h: Declare it.
3836 * except.c (output_function_exception_table): Align the TType
3837 array only as wide as the encoding.
3839 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3841 * extend.texi: Document #pragma GCC java_exceptions.
3843 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3845 * c-parse.in (bison parser, init_reswords): Remove uses of
3847 * c-tree.h (doing_objc_thang): Remove.
3849 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3851 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3852 about files not ending in newlines.
3854 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3856 * dwarfout.c (dwarfout_init): Add cast.
3857 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3858 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3860 * method.c (build_mangled_C99_name): Remove unused prototype.
3862 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3864 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3866 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3868 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3869 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3871 2001-05-11 Richard Henderson <rth@redhat.com>
3873 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3874 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3875 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3876 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3877 (dw2_output_indirect_constants): Prototype.
3878 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3879 current_function_func_begin_label if we'll need it for EH. Exit
3880 early for IA64_UNWIND_INFO.
3881 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3882 (eh_data_format_name): Update for indirect references.
3883 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3884 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3885 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3886 define HAVE_eh_return etc.
3887 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3888 (final_end_function): Don't call output_function_exception_table.
3889 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3890 (rest_of_compilation): Invoke output_function_exception_table
3891 for ia64 before assemble_end_function.
3892 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3893 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3895 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3896 * unwind.h: Declare them.
3897 * libgcc-std.ver: Export them.
3898 * unwind-pe.h: New file.
3900 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3902 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3904 (find_fde_for_dso): Extract DT_PLTGOT.
3905 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3906 the segment and gp as well.
3907 * config/ia64/frame-ia64.c: Remove file.
3908 * config/ia64/frame-ia64.h: Remove file.
3909 * config/ia64/unwind-ia64.c: New file.
3910 * config/ia64/unwind-ia64.h: New file.
3911 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3912 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3913 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3914 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3915 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3916 (IA64_UNWIND_INFO): Re-enable.
3917 (HANDLER_SECTION): Remove.
3918 (EH_RETURN_DATA_REGNO): New.
3919 * config/ia64/ia64.md (exception_receiver): Remove.
3920 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3921 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3923 2001-05-11 Richard Henderson <rth@redhat.com>
3925 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3926 calls and jumps to be bundled together.
3927 (ia64_reorg): Emit a break after a noreturn call that ends
3929 * config/ia64/ia64.md (break_f): New.
3931 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3933 * c-lex.c (lex_charconst): Convert into a simple wrapper
3934 around cpp_interpret_charconst, to which most of the code
3936 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3937 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3938 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3939 (lex): Use cpp_interpret_charconst.
3940 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3941 hex_digit_value): New functions.
3942 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3943 * cpplib.h (cpp_interpret_charconst): New prototype.
3944 * Makefile.in: Update.
3946 2001-05-12 Dean Wakerley <dean@wakerley.com>
3948 * doc/install.texi: New file. Converted to texinfo from the HTML
3949 documentation in wwwdocs/htdocs/install.
3951 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3953 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3954 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3956 * toplev.c (compile_file): Move comment for opening output
3957 file to just before the code that opens the output file.
3959 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3961 * regmove.c (regmove_optimize): Suppress the optimization for
3962 unchanging destination register. Add comment above function.
3964 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3966 * Makefile.in: Exterminate all references to assert.h.
3967 * cross-make: Likewise.
3969 * configure.in: Correct commentary.
3970 * configure: Regenerate.
3972 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3975 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3976 config/t-netbsd, config/t-rtems, config/x-linux,
3977 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3978 No need to override INSTALL_ASSERT_H.
3980 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3981 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3982 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3984 2001-05-11 Graham Stott <grahams@redhat.com>
3986 * combine.c (simplify_comparison): Fix typo.
3988 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3990 * loop.h (struct movables): Remove `num'.
3991 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3992 Adjust call to strength_reduce.
3993 (num_unmoved_movables): New function.
3994 (move_movables): Don't set movables->num.
3995 (strength_reduce): Compute the number of instructions in the loop
3996 here, rather than in the caller.
3997 (check_dbra_loop): Always clear reversible_mem_store if there
3998 are any memory sets.
3999 (loop_regs_scan): Don't count instructions here.
4000 (count_insn_in_loop): New function.
4002 2001-05-11 Mark Mitchell <mark@codesourcery.com>
4004 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
4006 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
4008 * c-common.c (finish_label_expr): New function, lifted from
4009 from cp/semantics.c.
4010 * c-common.h (finish_label_expr, lookup_label): New prototypes.
4011 * c-parse.in: Move 3 blocks of parser code into new functions.
4012 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
4013 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
4014 (lookup_label): Remove.
4016 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
4018 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
4019 FLOAT_BIT_ORDER_MISMATCH.
4021 2001-05-10 David Edelsohn <edelsohn@gnu.org>
4023 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
4024 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
4026 2001-05-10 David Edelsohn <edelsohn@gnu.org>
4028 * expr.c (emit_group_load): extract_bit_field requires a REG or
4031 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
4033 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
4034 a computed jump into an unconditional jump.
4035 In second hunk of code for collapsing computed and conditional jumps
4036 into unconditional jumps, reemit the jump in additional cases.
4038 * jump.c (jump_optimize_1): Do not wrap the new jump target
4039 inside a LABEL_REF; gen_jump will do that automatically.
4041 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
4043 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
4044 contents for a SYMBOL_REF in case of floating point constants.
4046 2001-05-10 DJ Delorie <dj@redhat.com>
4048 * c-common.c (combine_strings): Widen strings in a
4049 host-endian-independent way.
4051 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
4053 * c-parse.in: Remove many shift/reduce conflicts. Update
4055 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
4056 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
4057 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
4058 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
4059 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
4060 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
4061 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
4062 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
4063 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
4064 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
4065 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
4066 typespec_reserved_nonattr, typespec_reserved_attr,
4067 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
4068 structsp_nonattr, components_notype, component_notype_declarator,
4069 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
4070 firstparm, setspecs_fp): New
4071 (typed_declspecs, reserved_declspecs, typed_typespecs,
4072 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
4073 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
4074 declmods_no_prefix_attr, nonempty_type_quals, structsp,
4075 type_quals): Remove. Users updated.
4076 (initdecls, notype_initdecls, after_type_declarator,
4077 parm_declarator, notype_declarator, absdcl1, components, ivars):
4078 Don't allow attributes at the start of a declarator; include them
4079 in the production containing the declarator instead. Always
4080 require type specifiers before trying to redeclare a typedef name.
4081 (typename): Allow for attributes but warn that they are ignored.
4082 (parmlist, firstparm, setspecs_fp): Include attributes in
4083 parmlist; suck them off the parser stack in firstparm using
4086 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
4088 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
4089 to determine if a block has an unconditional jump at its end.
4091 * jump.c (jump_optimize_1): When converting a conditional jump
4092 to an unconditional jump, build the jump using gen_jump instead
4093 of just modify operands in-place.
4095 2001-05-09 Zack Weinberg <zackw@stanford.edu>
4097 * cppinit.c (cpp_post_options): Shut off macro expansion if
4099 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
4100 IN_I directives only if the # is in column 1 and the directive
4101 name begins in column 2.
4102 * cppmain.c (scan_buffer): Insert a space between # and an
4103 identifier, when that identifier is a directive name.
4105 * tradcpp.c (struct file_buf): Add a pointer to the next entry
4106 in the header search path.
4107 (enum node_type): Add T_INCLUDE_NEXT.
4108 (directive_table): Add entry for include_next.
4109 (do_include_next): New function.
4110 (process_include): New routine, broken out of do_include.
4111 (finclude): Insert 'nhd' argument, to be copied into
4112 next_header_dir of the new buffer.
4113 (main): Adjust to match.
4114 * gsyslimits.h, limity.h: Un-indent #include_next.
4116 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
4118 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
4119 inclusion as a chapter of the GCC manual.
4120 * gcc.texi: Include objc.texi.
4121 * fdl.texi: Use @unnumberedsec for the addendum.
4122 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
4124 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4126 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
4128 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
4130 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
4131 handling of two-address insns.
4133 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
4135 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
4136 ../binutils/nm-new instead of ../binutils/nm.
4138 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4140 * i386.md (movdi splitter): Fix the splitting condition
4141 (float_extenddftf splitter): Fix mode.
4143 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4145 * genrecog.c (write_switch): Avoid outputting of switch for
4146 types wider than int.
4148 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
4150 * reload1.c (copy_eh_notes): New function.
4151 (emit_input_reload_insns): Call it.
4152 (emit_output_reload_insns): Call it.
4154 2001-05-07 Zack Weinberg <zackw@stanford.edu>
4156 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
4158 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
4159 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
4161 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
4163 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
4165 * pa.md (interspace_jump): Revise comment.
4166 (builtin_longjmp): Block initial setup insns from delay slot of
4168 (builtin_setjmp_receiver): New expander to save and restore PIC
4171 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
4173 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
4175 * toplev.c (compile_file): Set up the output file before we call
4176 the various initializers for the compiler.
4178 * except.c (sjlj_mark_call_sites): Do not search for assignments to
4179 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
4181 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
4182 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
4184 2001-05-06 Zack Weinberg <zackw@stanford.edu>
4186 * Makefile.in (tradcpp0): Correct typo in dependency list.
4188 2001-05-06 Geoff Keating <geoffk@redhat.com>
4190 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
4191 the link register if we're not going to use it.
4193 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
4194 (output_function_profiler): Likewise.
4196 2001-05-07 Alan Modra <amodra@one.net.au>
4198 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
4200 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
4202 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
4203 zero-extend it. Make abs_inc unsigned.
4205 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
4206 widest mode in narrowing and widening operations.
4208 * config/mips/mips.md: Sign extend CONST_INTs.
4210 2001-05-06 Andreas Jaeger <aj@suse.de>
4212 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
4213 (i386 Options): Document -momit-leaf-frame-pointer.
4215 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4217 * c-typeck.c (internal_build_compound_expr): Check for
4218 array to pointer conversion just once.
4220 2001-05-05 Richard Henderson <rth@redhat.com>
4222 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
4224 2001-05-05 Richard Henderson <rth@redhat.com>
4226 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
4227 to the parent of the fixup region.
4229 2001-05-05 Jakub Jelinek <jakub@redhat.com>
4231 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
4233 * cpp.texi (__NO_INLINE): Document it.
4235 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4237 * cppfiles.c (struct include_file): New member err_no.
4238 (find_or_create_entry): Set it.
4239 (open_file): Don't set fds to -2. Instead, use err_no to
4240 remember previous errors, if any.
4242 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4244 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
4245 between X and Y by using sequences of xgdx and xgdy.
4247 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4249 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
4250 of '!' for the 'D' alternative ('!' is too strong).
4251 ("*logicalsi3_silshl16"): Likewise.
4252 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
4253 ("movstrictsi"): Remove spurious '+'.
4254 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
4255 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
4256 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
4259 2001-05-04 David Edelsohn <edelsohn@gnu.org>
4261 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
4263 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
4265 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
4268 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4270 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
4273 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4275 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
4276 soft register, use ror instead of rol.
4278 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4280 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
4281 into account pre/post increment decrement for 68HC12.
4282 Fix other problems in replacement and fix call to reg_mentioned_p.
4284 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4286 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
4287 Put the soft registers in bss for 68HC12.
4288 (L_regs_d3_4): New for _.d3 and _.d4.
4289 (L_regs_d5_6): Likewise.
4290 (L_regs_d1_2): Likewise.
4291 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
4293 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4295 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
4296 to the pre-processor when -fshort-double is specified.
4297 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
4299 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4301 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
4302 (__mulsi3): Rewrite for 68HC12.
4303 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
4304 Mark 'x' constraint with earlyclobber to prevent a
4305 RELOAD_FOR_OTHER_ADDRESS to go in it.
4306 (mulhi3_m68hc12): New pattern.
4307 (mulhi3_m68hc11): Rename of mulhi3.
4308 (mulhi3): New expand for 68HC12 optimisation.
4309 (umulhisi3, mulhisi3): New patterns for 68HC12.
4311 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4313 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
4314 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
4315 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
4317 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4319 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
4320 constants cheap after reload.
4321 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
4323 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
4324 so that gcc prefers a shift by 16.
4325 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
4327 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
4329 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
4331 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4333 * alpha.h: NULL_PTR -> NULL.
4340 * i386.md: Likewise.
4343 * m68hc11.h: Likewise.
4344 * rs6000.h: Likewise.
4347 * sparc.h: Likewise.
4351 * final.c: Likewise.
4353 * recog.c: Likewise.
4355 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4357 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
4358 `bool' parameter to `int'.
4360 * hash.c (hash_lookup): Likewise.
4362 * hash.h (hash_lookup): Likewise.
4364 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
4366 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4368 * i386.c (x86_initialize_trampoline): Fix mode of constant.
4370 2001-05-03 Geoff Keating <geoffk@redhat.com>
4372 * invoke.texi (i386 Options): Delete references to -malign-jumps,
4373 -malign-loops, -malign-functions.
4374 * i386.c (ix86_align_funcs): Delete.
4375 (ix86_align_loops): Delete.
4376 (ix86_align_jumps): Delete.
4377 (override_options): Mark -malign-* as obsolete. Emulate their
4378 behaviour with the -falign-* options. Default -falign-* from
4379 the processor table.
4380 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
4381 patch of Wed May 2 13:09:36 2001.
4382 (LOOP_ALIGN): Delete.
4383 (LOOP_ALIGN_MAX_SKIP): Delete.
4384 (LABEL_ALIGN_AFTER_BARRIER): Delete.
4385 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
4387 2001-05-04 Andreas Jaeger <aj@suse.de>
4389 * except.h: Add prototype declaration for
4390 expand_builtin_init_dwarf_reg_sizes.
4392 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
4394 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
4396 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4398 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
4400 ("bitcmpqi2"): New pattern for bit-extract and test.
4401 ("bitcmphi"): New pattern for bitb/bita instructions.
4403 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4405 * gccbug.in: Use a temporary directory when the mktemp command is
4408 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4410 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
4412 (INITIALIZE_TRAMPOLINE): Call it.
4413 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
4414 (TRAMPOLINE_TEMPLATE): Remove.
4415 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
4416 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
4419 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4421 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
4422 and crtendS.o with PIC.
4424 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4426 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
4428 (___subdi3, ___adddi3): Use x instead of y as index register.
4429 (__init_bss_section, __map_data_section): Optimize for 68HC12.
4430 (__memset, __memcpy): Likewise.
4431 (regs): Put the soft registers in bss for 68HC12.
4432 (abort): Use trap to abort for 68hc12.
4433 (__mulhi3, __mulhi32): Use emul for 68hc12.
4434 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
4436 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4438 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
4439 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
4440 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
4441 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
4442 Set 68HC12 min offset to -65536.
4443 (print_operand): Put parenthesis arround the operand if it refers
4444 to a symbol having the same name as a register.
4445 (m68hc11_z_replacement): When z register is replaced by its
4446 equivalent soft register, force the insn to be re-recognized.
4447 (m68hc11_check_z_replacement): Fix the test when destination is
4448 the index register and z dies in the insn.
4449 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
4451 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4453 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
4454 costs according to processor variant.
4455 (m68hc11_shift_cost): New function to compute shift costs.
4456 (m68hc11_rtx_costs): Define costs according to processor variant.
4457 (m6811_cost): Costs for 68HC11.
4458 (m6812_cost): Costs for 68HC12.
4459 (COSTS_N_INSNS): Remove.
4461 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
4462 (DEFAULT_RTX_COSTS): Remove.
4463 (CONST_COSTS): Define costs according to OUTER_CODE.
4464 (processor_costs): New struct to define costs.
4465 (m68hc11_cost): Pointer to current costs.
4467 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4469 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
4470 and use m68hc11_notice_keep_cc when using leax/leay.
4471 (addhi3 split): Reject split if the insn is handled by
4473 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
4474 push must be handled in a special way if the source operand uses
4475 sp as index register.
4476 (m68hc11_notice_keep_cc): New function.
4477 (m68hc11_gen_movhi): Use it when an insn changes a register but
4479 (m68hc11_gen_movqi): Fix move for 68HC12.
4480 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
4482 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4484 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4485 and don't pass operands[0] to emit_library_call_value.
4487 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4489 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4490 (zero_extendsi split): Simplify and use (zero_extendhi).
4491 (*addhi3): Remove 'w' constraint since stack pointer is handled
4493 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4494 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4495 (*ashrhi3_const): Fix shift by 7.
4496 (*lshrsi3_const16): Fix template.
4497 (call, call_value): Fix constraint and predicate.
4499 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4501 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4502 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4503 (CC_REGNUM): Likewise.
4504 (*unnamed splits): Use above constants instead of hard coded numbers.
4505 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4506 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4507 (*return_16bit, *unnamed peepholes): Likewise.
4509 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4511 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
4512 rs6000/rs6000.h twice.
4514 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
4516 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
4517 (CPP_SPEC): Conditionally define MSDOS and GO32.
4518 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
4519 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
4521 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
4523 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4525 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
4527 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4529 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4530 * integrate.c (expand_inline_function): Use xcalloc to allocate
4532 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4535 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4537 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4540 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4542 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
4543 linker if -mrelax is given.
4544 (TARGET_SWITCHES): Document -mrelax.
4546 Re-installed 2001-01-09's patch:
4547 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4548 if it's wider than long and the target's long is wider than the
4551 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4553 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4554 directly include rs6000/rs6000.h. Instead do it in tm.h.
4556 2001-05-02 Stan Shebs <shebs@apple.com>
4558 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4559 NSConstantString for NeXT-style runtimes.
4560 (STRING_OBJECT_GLOBAL_NAME): New macro.
4561 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4562 OCTI_STRING_CLASS_DECL.
4563 (constant_string_global_id): New macro.
4564 (string_class_decl): Ditto.
4565 (setup_string_decl): New function.
4566 (build_objc_string_object): Use it to build a NeXT runtime
4567 compatible string initializer.
4569 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4571 * tradcpp.c (do_define): Make sure we don't walk past limit.
4573 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4575 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4576 offsets if not REG_OK_STRICT.
4578 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4579 (INT_REG_OK_FOR_INDEX_P): Likewise.
4580 (INT_REG_OK_FOR_BASE_P): Likewise.
4581 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4582 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4583 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4584 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4585 REG_OK_FOR_BASE_P. Take an additional parameter.
4586 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4587 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4588 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4589 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4590 rs6000_legitimate_address() and use it.
4591 * config/rs6000/rs6000.c: Update all callers.
4592 (rs6000_legitimate_address): New function.
4594 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4596 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4597 special_constant conditional blocks together.
4599 2001-05-02 Dale Johannesen <dalej@apple.com>
4601 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4603 (STRICT_ARGUMENT_NAMING): Define.
4604 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4605 function_arg_partial_nregs, setup_incoming_varargs): Remove
4606 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4609 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4611 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4613 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4616 * expr.c (store_field): Do nothing except elaborate side-effects if
4619 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4621 * c-lex.c: NULL_PTR -> NULL.
4623 * emit-rtl.c: Likewise.
4625 * genpeep.c: Likewise.
4627 * mips-tdump.c: Likewise.
4628 * reload1.c: Likewise.
4629 * rtlanal.c: Likewise.
4631 * stor-layout.c: Likewise.
4632 * toplev.c: Likewise.
4634 2001-05-01 Per Bothner <per@bothner.com>
4636 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4637 call do_pending_stack_adjust before emiting label.
4639 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4641 * extend.texi: Fix typo.
4643 2001-05-01 Stan Shebs <shebs@apple.com>
4645 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4646 of UOBJC_MODULES_decl.
4647 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4648 (generate_descriptor_table): Ditto.
4649 (generate_protocols): Ditto.
4650 (generate_protocol_list): Ditto.
4651 (generate_classref_translation_entry): Ditto.
4653 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4655 * invoke.texi (Optimize Options): Add documentation for `--param
4656 max-delay-slot-insn-search' and `--param
4657 max-delay-slot-live-search' and reorder --param section.
4658 * params.def: Modify initial comment.
4659 * params.h (param_info): Add `help' member.
4660 * toplev.c (lang_independent_params): Include `help' description.
4661 (display_help): Print --param parameters.
4663 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4665 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4666 Remove references to deleted files.
4667 (*-*-openbsd): No need to override xmake_file.
4668 (*-*-sysv4): Treat like *-*-sysv.
4670 * configure.in: Probe for ldopen in various places, and set up
4671 collect2 to be linked with them if found.
4672 Don't dink with Windows registry stuff unless $host_os is a
4673 Win32 os name. Check to see if we need -ladvapi32.
4674 * configure: Regenerate.
4676 * Makefile: Get rid of CLIB and HOST_CLIB.
4677 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4678 * build-make: Get rid of HOST_CLIB.
4680 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4681 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4682 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4683 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4684 config/rs6000/x-rs6000: Delete.
4686 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4689 24 x-host fragments remain, 0 x-cpu, 3 top level.
4691 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4693 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4694 * configure: Regenerate.
4696 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4698 * Makefile.in (install-headers): Remove redundant dependency.
4700 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4702 * c-tree.texi (USING_STMT): Document.
4704 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4706 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4707 * c-common.c: Likewise.
4708 * c-decl.c: Likewise.
4709 * combine.c: Likewise.
4710 * rs6000.c: Likewise.
4711 * except.c: Likewise.
4712 * explow.c: Likewise.
4714 * fold-const.c: Likewise.
4715 * function.c: Likewise.
4718 * integrate.c: Likewise.
4720 * objc/objc-act.c: Likewise.
4721 * recog.c: Likewise.
4722 * reg-stack.c: Likewise.
4723 * reload.c: Likewise.
4724 * reload1.c: Likewise.
4725 * simplify-rtx.c: Likewise.
4727 * varasm.c: Likewise.
4729 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4731 * diagnostic.def: New file.
4732 * diagnostic.h (diagnostic_t): New enum.
4733 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4735 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4737 * tsystem.h: Test only POSIX for availability of string.h
4739 * config.gcc (all systems): If USG appeared in xm_defines,
4740 change it to POSIX. If both USG and POSIX appeared, just
4741 delete USG. Remove unnecessary quotes around xm_defines
4743 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4744 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4745 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4746 powerpc-*-linux*): No need to set xm_defines - handled by
4747 global settings for *-*-linux*.
4749 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4751 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4752 Always include gstab.h, not system stab.h. Don't provide
4753 default definitions of N_CATCH or N_OPT. Always use the
4754 gstab.h variant of STAB_CODE_TYPE.
4755 * final.c: Don't include stab.h/gstab.h at all, or provide
4756 defaults for N_SLINE and N_SOL.
4758 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4759 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4761 * sdbout.c: Always include gsyms.h instead of system syms.h.
4763 * configure.in: No need to check for stab.h.
4764 * configure, config.in: Regenerate.
4765 * Makefile.in (final.o): Don't depend on gstab.h.
4767 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4768 Richard Henderson <rth@redhat.com>
4770 * extend.texi: Improve documentation of volatile asms.
4772 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4774 * c-tree.texi: Fix thinko.
4775 * gcc.texi: Likewise.
4777 2001-04-30 Richard Henderson <rth@redhat.com>
4779 * c-common.c (c_promoting_integer_type_p): New function, from the
4780 corpse of old macro. Properly promote too-small enumerations and
4781 booleans. Adjust all callers.
4782 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4783 (c_promoting_integer_type_p): Declare.
4784 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4785 * c-typeck.c: Likewise.
4786 (default_conversion): Remove now redundant boolean check.
4788 2001-04-30 Jan Hubicka <jh@suse.cz>
4789 Richard Henderson <rth@redhat.com>
4791 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4793 (combine_stack_adjustments_for_block): Don't combine stack
4794 allocation followed by deallocations. Handle grow-up stacks.
4796 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4798 * fdl.texi: New file.
4799 * c-tree.texi: Use the GFDL.
4800 * gcc.texi: Likewise.
4802 2001-04-30 Stan Shebs <shebs@apple.com>
4804 * invoke.texi: Add a section documenting Objective-C options.
4806 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4808 * emit-rtl.c (try_split): Copy EH notes to sequence.
4810 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4812 * regmove.c (record_stack_memrefs): Catch all references to the
4815 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4817 * Makefile.in (stmp-fixinc): quote shell assignment values
4819 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4821 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4825 * prefix.c: Likewise.
4827 2001-04-28 Stan Shebs <shebs@apple.com>
4829 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4830 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4831 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4832 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4834 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4835 (NEXT_OBJC_RUNTIME): Define.
4837 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4839 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4840 * simplify-rtx.c (simplify_gen_relational): Likewise.
4842 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4844 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4845 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4847 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4848 registers in SSE case; fix handling of the immediates.
4849 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4850 operands to be in regsiters before reload.
4851 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4852 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4853 (abstf,absxf,negtf,negxf splitters): Compute
4854 properly the regnum for x86_64.
4855 (avsdf2_if_rex64): New.
4857 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4859 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4860 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4861 into the constant pool.
4862 * jump.c (jump_optimize_1): Remove barrier successors after all
4863 the LABEL_NUSES counds have been computed.
4864 (delete_barrier_successors): When deleting a tablejump insn, also
4865 delete the jump table it uses.
4866 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4869 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4871 * pa.c (FRP): Remove erroneous white space in macro definition.
4873 2001-04-28 Andreas Jaeger <aj@suse.de>
4875 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4877 * extend.texi: Likewise.
4878 * tm.texi: Likewise.
4880 2001-04-28 Andreas Jaeger <aj@suse.de>
4882 * md.texi: Use XX-bit instead of XXbit or XX bit where
4885 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4887 * gcc.c (process_command): Allow -l lib in addition to -llib
4888 for POSIX compliance. This fixes PR c/2347.
4890 * invoke.texi: Update section on Link Options accordingly.
4892 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4894 * function.c (purge_addressof_1): Remove the duplicate
4895 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4898 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4900 * except.c (expand_eh_region_start): Don't start a new block.
4901 (expand_eh_region_end): Don't end a block.
4902 * stmt.c (expand_end_bindings): Don't end EH blocks.
4903 (expand_decl_cleanup): Starting an EH region won't change the block.
4904 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4905 (is_eh_region): Lose.
4908 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4910 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4912 * collect2.c (main): Add `-L' case to remove duplicate entries.
4913 (is_in_args): New function to check for a duplicate argument.
4914 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4915 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4916 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4917 Define to be nonzero.
4919 2001-04-27 Andreas Jaeger <aj@suse.de>
4920 Richard Henderson <rth@redhat.com>
4922 * md.texi (Machine Constraints): Document additional i386
4923 constraints and fix description of "A".
4925 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4927 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4929 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4931 * except.c (get_exception_filter): word_mode, not Pmode.
4933 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4935 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4936 common to other movsf patterns. Move up so that in future
4937 people who change the other patterns will change it too.
4938 (movsf_lo_sum): Allow even for soft-float; add appropriate
4940 (movsf_high): Likewise.
4941 (movsf_high+1): Allow even for soft-float.
4943 * function.c (expand_function_end): Always clobber the
4944 return registers, even if there is no return label.
4946 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4948 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4950 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4952 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4953 (pushqi2_rex64, pushhi2_rex64): Add.
4955 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4957 * except.c (expand_eh_region_end_cleanup): Force pending stack
4958 adjust before emitting label that branches around cleanup code.
4960 2001-04-26 H.J. Lu (hjl@gnu.org)
4962 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4964 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4966 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4967 (ASM_OUTPUT_SECTION_NAME): Likewise.
4968 (ASM_WEAKEN_LABEL): Likewise.
4969 (UNIQUE_SECTION): Likewise.
4970 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4971 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4972 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4973 (ASM_OUTPUT_SECTION_NAME): Likewise.
4974 (ASM_WEAKEN_LABEL): Likewise.
4975 (UNIQUE_SECTION): Likewise.
4976 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4977 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4978 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4979 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4980 (ASM_FILE_START): Likewise.
4981 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4982 (ASM_DECLARE_OBJECT_NAME): Likewise.
4983 (ASM_FILE_END): Likewise.
4984 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4985 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4986 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4987 (ASM_OUTPUT_CASE_LABEL): Likewise.
4988 (ASM_OUTPUT_SKIP): Likewise.
4989 (ASM_OUTPUT_ASCII): Likewise.
4990 (ASM_OUTPUT_IDENT): Likewise.
4991 (READONLY_DATA_SECTION): Likewise.
4992 (EXTRA_SECTIONS): Likewise.
4993 (EXTRA_SECTION_FUNCTIONS): Likewise.
4994 (SELECT_RTX_SECTION): Likewise.
4995 (SELECT_SECTION): Likewise.
4997 * config/mips/linux.h (INVOKE__main): Undefine.
4998 (CTOR_LIST_BEGIN): Likewise.
4999 (CTOR_LIST_END): Likewise.
5000 (DTOR_LIST_BEGIN): Likewise.
5001 (DTOR_LIST_END): Likewise.
5002 (SET_ASM_OP): Defined it to ".dummy".
5003 (ASM_OUTPUT_DEF): Defined.
5004 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
5006 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
5008 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
5009 assembler supports .p2align.
5011 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
5013 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
5015 2001-04-26 Jakub Jelinek <jakub@redhat.com>
5017 * integrate.c (expand_inline_function): Check for error_mark_node
5020 2001-04-26 Jakub Jelinek <jakub@redhat.com>
5022 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
5025 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
5027 * configure.in (configargs.h): Define thread_model.
5028 * configure: Rebuilt.
5029 * gcc.c (main): Print it with -v.
5031 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
5033 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
5034 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
5035 * gcc.1: Regenerate.
5037 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5039 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
5040 is_redundant_typedef): Use static inline instead of inline static.
5042 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
5044 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
5045 this directory is always searched.
5047 2001-04-25 Richard Henderson <rth@redhat.com>
5049 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
5050 of registers to restore along non eh_return path.
5052 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5054 * c-format.c (check_format_info_recurse): Handle
5055 PLUS_EXPR for format string.
5057 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5059 * config/ia64/ia64.h (CC1_SPEC): Define.
5060 * config/ia64/linux.h (CC1_SPEC): Define.
5062 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
5064 * emit-rtl.c (constant_subword): Also do sign extension in
5065 BITS_PER_WORD == 16 case.
5067 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
5069 * loop.c (try_swap_copy_prop): Go back to checking insn.
5071 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5073 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
5074 if check_mode is non-zero.
5076 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5078 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
5079 out and comparison sequence has been detected, put result into
5080 proper temporary pseudo.
5082 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5084 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
5085 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
5086 * libgcc2.c: Remove __dummy and __builtin_saveregs.
5087 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
5088 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
5089 for future reference.
5091 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
5093 * except.c (reachable_handlers): Step out one level from a RESX.
5095 * except.c (struct eh_region): Rename 'last' to 'resume'.
5096 (mark_eh_region, duplicate_eh_region_1): Adjust.
5097 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
5098 (build_post_landing_pads): Likewise.
5099 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
5100 (expand_eh_region_end_must_not_throw): Likewise.
5101 (connect_post_landing_pads): Thread (only) regions with non-deleted
5104 * except.c (expand_eh_region_end_cleanup): Save the EH return data
5105 registers around the cleanup.
5106 (get_exception_filter): New fn.
5107 (finish_eh_generation): Use it.
5109 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
5111 * c-semantics.c (add_scope_stmt): Don't call
5112 current_scope_stmt_stack multiple times.
5114 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5115 Nathan Sidwell <nathan@codesourcery.com>
5117 Lazy __FUNCTION__ generation.
5118 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
5119 RID_C99_FUNCTION_NAME): New _RIDs.
5120 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
5121 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
5122 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
5124 (function_id_node, pretty_function_id_node, func_id_node): Remove.
5125 (c99_function_name_decl_node, function_name_decl_node,
5126 pretty_function_name_decl_node, saved_function_name_decls):
5128 (struct language_function): Remove x_function_name_declared_p.
5129 (make_fname_decl): Remove a parameter.
5130 (declare_function_names): Remove prototype.
5131 (start_fname_decls, finish_fname_decls): Prototype.
5132 (fname_as_string): Likewise.
5133 (fname_string, fname_decl): Likewise.
5134 * c-common.c (make_fname_decl): Adjust.
5135 (struct fname_var_t): New struct.
5136 (fname_vars): New static array.
5137 (declare_function_name): Remove.
5138 (start_fname_decls, finish_fname_decls): New functions.
5139 (fname_as_string): New function from remnants of
5140 declare_function_name.
5141 (fname_string, fname_decl): New functions.
5143 * c-decl.c (c_function_name_declared_p): Remove.
5144 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
5145 don't call declare_function_name. Call start_fname_decls.
5146 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
5147 clobber the line number. Call finish_decl.
5148 (start_function): Call start_fname_decls.
5149 (finish_function): Call finish_fname_decls.
5150 Remove c_function_name_declared_p.
5151 (push_c_function_context): Don't push c_function_name_declared_p.
5152 (pop_c_function_context): Don't pop c_function_name_declared_p.
5153 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
5154 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
5155 (program): Call finish_fname_decls for C.
5156 (primary): Add VAR_FUNC_NAME.
5157 (reswords): Add slots for __FUNCTION__ et al.
5158 (rid_to_yy): Add mappings for __FUNCTION__ et al.
5159 (yylexname): If it's a STRING_FUNC_NAME generate the function name
5160 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
5161 * c-semantics.c (prune_unused_decls): Remove.
5162 (finish_stmt_tree): Don't call prune_unused_decls.
5163 (genrtl_decl_stmt): Don't prune unused decls here.
5165 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
5167 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
5168 constant pool, use the pool's SYMBOL_REF instead.
5170 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
5173 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
5175 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
5176 passing nested NOP_EXPRs to fold.
5178 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
5180 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
5182 2001-04-22 Mark Mitchell <mark@codesourcery.com>
5184 * loop.c (loop_delete_insns): Add prototype.
5186 2001-04-23 Phil Edwards <pme@sources.redhat.com>
5188 * configure.in: Remove ENABLE_STD_NAMESPACE.
5189 * config.in: Regenerated.
5190 * configure: Regenerated.
5192 2001-04-22 Stan Shebs <shebs@apple.com>
5194 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
5196 * config/rs6000/xm-darwin.h: Remove file.
5198 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5200 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
5201 (write_c_file_stat): Likewise.
5203 * dbxout.c (dbxout_init): Likewise.
5205 * profile.c (output_func_start_profiler): Likewise.
5207 2001-04-22 Philipp Thomas <pthomas@suse.de>
5209 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
5210 require it instead of the CVS version.
5211 * cpperror.c (v_message): Put a blank before the macro
5212 body to not confuse exgettext.
5214 2001-04-21 Mark Mitchell <mark@codesourcery.com>
5216 * flow.c (proagate_one_insn): Remove useless assignment.
5217 * jump.c (delete_insn): Tidy.
5218 * loop.c (try_copy_prop): When deleting an instruction with a
5219 REG_RETVAL note, delete the entire libcall sequence.
5220 (loop_delete_insns): New function.
5221 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
5222 we're not substituting into them yet.
5224 2001-04-21 Kazu Hirata <kazu@hxi.com>
5226 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
5228 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
5230 * config/i960/i960.c (signed_arith_operand): Likewise.
5232 * calls.c (expand_call): Fix a comment typo.
5234 2001-04-20 Zack Weinberg <zackw@stanford.edu>
5236 * configure.in: Probe for times, clock, struct tms, and clock_t.
5237 * configure, config.in: Regenerate.
5238 * timevar.c: Replace ifdef forest in get_time with (relatively)
5239 straightforward series of checks based on autoconf's probes.
5241 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
5243 * config/pa/som.h (NM_FLAGS): Define.
5245 2001-04-20 Bernd Schmidt <bernds@redhat.com>
5247 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
5249 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
5250 * ia64.c (nop_cycles_until): New function.
5251 (prev_cycle, prev_first, last_issued): New static variables.
5252 (ia64_sched_reorder): Additional arg for clock.
5253 On final scheduling pass, emit extra NOPs as needed.
5254 Set prev_first and prev_cycle.
5255 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
5256 (ia64_variable_issue): Set last_issued.
5258 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
5260 * config/i386/i386.c (ix86_expand_int_movcc,
5261 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
5263 2001-04-20 Geoff Keating <geoffk@redhat.com>
5265 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
5266 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
5267 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
5268 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
5269 ctrdi_internal6): In the short-branch case, this insn is only 4
5270 bytes long. Reported by Reza Yazdani <reza@apple.com>.
5272 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5274 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
5275 "=u" is used together with "st" resp. "st(1)" clobber.
5277 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5279 * gcse.c (gcse_main): Fix comment typo.
5280 (delete_null_pointer_check): Likewise.
5281 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
5282 * cse.c (cse_insn): Likewise.
5283 * function.c (fixup_var_refs_insns_with_hash): The sequence is
5286 2001-04-19 Zack Weinberg <zackw@stanford.edu>
5288 * toplev.c: Excise all code for the undocumented -dm option.
5289 (float_signal): Call signal just once, unconditionally.
5291 2001-04-19 Geoff Keating <geoffk@redhat.com>
5293 * fold-const.c (fold): Use first_rtl_op rather than
5294 TREE_CODE_LENGTH when looping over parameters of a tree.
5295 Correct strange grouping in test for evaluated SAVE_EXPR.
5297 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
5299 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
5300 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
5302 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
5303 name at 32 total characters.
5304 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
5305 functions in named sections -- data items can still go into unique
5306 sections, but they have normal names (ie $LIT$ and $DATA$).
5308 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
5311 2001-04-19 DJ Delorie <dj@redhat.com>
5313 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5314 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
5315 * config/i386/cygwin.h: Likewise.
5316 * config/i386/mingw32.h: Likewise.
5317 * config/vax/vms.h: Likewise.
5318 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
5320 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5321 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
5322 * config/i386/xm-cygwin.h: Likewise.
5323 * config/i386/xm-djgpp.h: Likewise.
5324 * config/i386/xm-mingw32.h: Likewise.
5325 * config/vax/xm-vms.h: Likewise.
5327 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
5328 instead of OBJECT_SUFFIX.
5329 * collect2.c (find_a_file): Look for files matching the extension
5330 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
5331 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
5332 TARGET_EXECUTABLE_SUFFIX.
5333 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
5334 (make_relative_prefix): Likewise.
5335 (convert_filename): Use TARGET_ suffixes throughout. Remove
5337 (process_command): Likewise.
5338 (do_spec_1): Likewise.
5339 * java/lang.c (init_parse): Likewise.
5341 * gcc.texi : Document four new options matching the pattern
5342 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
5343 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
5344 documentation for NO_AUTO_EXE_SUFFIX.
5346 2001-04-19 Mark Mitchell <mark@codesourcery.com>
5348 * toplev.h (struct lang_hooks): Allow decode_option to indicate
5349 that language-independent processing should not be done.
5350 * toplev.c (main): Adjust accordingly.
5352 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
5353 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
5355 * mips.md (reload_outputdi): Require that operand0 be a
5358 2001-04-19 Jakub Jelinek <jakub@redhat.com>
5360 * invoke.texi (-Wshadow): Clarify.
5362 2001-04-18 Mark Mitchell <mark@codesourcery.com>
5364 * loop.c (load_mems): Examine all the instructions in the loop
5365 before concluding that all jumps branch to the first instruction
5368 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
5370 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
5372 2001-04-18 Jakub Jelinek <jakub@redhat.com>
5374 * cpp.texi (-Wwhite-space): Remove.
5375 (-Wall): -Wall does not imply -Wwhite-space.
5377 2001-04-17 Zack Weinberg <zackw@stanford.edu>
5379 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
5380 use it instead of blindly generating a .stabs.
5381 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
5383 * xcoffout.c: Don't bother defining default for N_CATCH.
5384 (UNKNOWN_STAB): Use internal_error.
5385 (stab_to_sclass): Remove now-unnecessary aborts.
5386 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
5388 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
5390 * jump.c (mark_all_labels): Canonicalize the tail recursion
5391 label attached to CALL_PLACEHOLDER insns.
5393 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5395 * output.h (dump_flow_info, free_basic_block_vars,
5396 which_alternative): Delete redundant prototypes.
5398 * rtl.h (bss_section): Likewise.
5400 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
5402 * dbxout.c (N_OPT): Define if not available from <stab.h>
5404 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5406 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
5407 libraries and native K&R compilers.
5409 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5411 * c-typeck.c (convert_arguments): Don't check for width changes
5414 * invoke.texi (-Wtraditional): Update documentation.
5416 2001-04-16 Zack Weinberg <zackw@stanford.edu>
5418 * toplev.c (output_lang_identify): Delete.
5419 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
5420 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
5421 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
5422 after calling ASM_FILE_END.
5424 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
5425 Instead, unconditionally emit an N_OPT stab with string equal
5426 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
5428 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
5430 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
5431 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
5432 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
5433 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
5434 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
5435 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
5436 config/i370/i370.h, config/i386/beos-elf.h,
5437 config/i386/osf1elf.h, config/i386/osfrose.h,
5438 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
5439 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
5440 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
5441 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
5442 config/mips/iris6.h, config/mips/osfrose.h,
5443 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
5444 config/sparc/sp64-elf.h:
5445 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
5446 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
5448 * config/elfos.h, config/freebsd.h, config/linux.h,
5449 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
5450 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
5451 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
5452 of ASM_FILE_START which merely emit a .version directive. Delete
5453 definitions of ASM_FILE_END which merely emit an .ident directive.
5455 * config/avr/avr.h, config/vax/vax.h: Delete definition of
5456 ASM_IDENTIFY_GCC and move part of its logic into
5459 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
5460 config/sparc/linux-aout.h: Don't emit .version directive in
5463 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
5464 (output_file_start): Correct comment.
5466 * config/i386/osfrose.h: Don't emit trailing .ident directive.
5467 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
5469 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
5470 * config/rs6000/aix.h: Correct comment.
5472 * config/i386/i386afe.h: Delete.
5473 * config.gcc: Remove references to i386afe.h.
5475 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
5476 other macros deleted by this patch were undocumented.
5478 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
5480 * pa.md (reload_outdi): Operand 0 must be a non hard register.
5482 * pa.c (secondary_reload_class): SAR<->FP copies require a
5485 * install.texi (mips-mips-bsd): Update list of functions
5486 required to include memmove.
5487 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
5488 used functions to include memmove.
5490 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
5492 * i386.md (sqrtdf2): SFmode should be DFmode.
5494 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
5496 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
5497 (find_moveable_store): Likewise.
5499 2001-04-15 Jim Wilson <wilson@redhat.com>
5501 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
5503 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5505 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
5506 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
5508 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5510 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
5513 2001-04-14 Alan Modra <amodra@one.net.au>
5515 * pa.c (force_mode): New function.
5516 (emit_move_sequence): Use it instead of generating new rtx_REGs.
5518 2001-04-13 Jim Wilson <wilson@redhat.com>
5520 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
5521 (first_instruction): New static variable.
5522 (rtx_needs_barrier): Return 1 for alloc.
5523 (init_insn_group_barriers): Set first_instruction.
5524 (rws_sum): Delete duplicate definition.
5525 (group_barrier_needed_p): Return 0 when first_instruction true.
5526 (safe_group_barrier_needed_p): Save and restore first_instruction
5527 around group_barrier_needed_p call.
5529 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
5531 * expr.h (enum libfunc_index): Add LTI_memmove.
5532 (memmove_libfunc): Define macro.
5533 * optabs.c (init_optabs): Initialize memmove_libfunc.
5534 * expr.c (expand_assignment): Use memmove_libfunc instead of
5537 2001-04-13 Alan Modra <alan@linuxcare.com.au>
5539 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
5542 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5544 * Makefile.in (reg-stack.o): Depend on reload.h.
5545 (insn-attrtab.o): Depend on flags.h.
5547 * genattrtab (main): Include flags.h in insn-attrtab.c.
5549 * reg-stack.c: Include reload.h.
5551 * sparc.h (flag_pic): Delete redundant declaration.
5553 * output.h (flag_pic): Likewise.
5555 * tree.h (pedantic): Likewise.
5557 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5559 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5561 * jump.c, regmove.c, toplev.c: Include reload.h.
5563 * reload.h (reload_cse_regs): Declare.
5565 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5566 reload_cse_regs, init_reload, mark_home_live, reload,
5567 init_caller_save): Delete redundant prototypes.
5569 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5571 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5573 * regclass.c, ssa.c: Include expr.h.
5575 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5576 gen_move_insn): Delete redundant declarations.
5578 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5580 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5581 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5582 MAKEINFO and MAKEINFOFLAGS too.
5583 (stage4_build): Correctly order -B flags.
5585 2001-04-13 Alan Modra <amodra@one.net.au>
5587 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5588 PIC_OFFSET_TABLE_SAVE_RTX.
5589 (zdepi_cint_p): Describe zdepi insn.
5590 Formatting and white space fixes throughout file.
5592 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5593 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5594 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5595 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5596 (output_64bit_and): Use plain `int's for shift counts.
5597 (output_64bit_ior): Likewise.
5598 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5599 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5602 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5603 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5604 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5605 NEW_HP_ASSEMBLER into one. Kill warnings.
5607 * pa-gas.h: Delete file.
5608 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5609 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5610 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5611 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5613 * config/pa/mill32.S: New file.
5614 * config/pa/mill64.S: New file.
5615 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5616 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5617 * config/pa/t-linux64: New file.
5618 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5619 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5620 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5622 * elfos.h (SELECT_SECTION): Undef before defining.
5623 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5624 (LIB_SPEC): Remove -lmilli.
5625 (DBX_REGISTER_NUMBER): Remove.
5626 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5627 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5628 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5629 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5630 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5631 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5632 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5633 TARGET_GAS): Define.
5634 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5635 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5636 regs if we don't have a prototype.
5637 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5638 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5639 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5640 EH_RETURN_HANDLER_RTX): Define.
5641 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5642 (DWARF_FRAME_REGNUM): Define.
5643 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5644 * pa32-linux.h: New file.
5645 * pa64-linux.h: New file.
5647 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5648 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5649 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5650 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5651 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5652 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5653 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5654 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5655 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5656 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5657 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5658 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5659 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5660 * pa64-hpux.h: New file.
5661 (ASM_FILE_START): Correct typo.
5662 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5663 * config.gcc: Modify for above.
5665 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5667 * jump.c (jump_optimize_1): Don't delete dead stores here.
5668 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5669 prior to running jump optimize before cse2.
5671 2001-04-12 Richard Henderson <rth@redhat.com>
5673 * Makefile.in (regmove.o): Depend on except.h.
5674 * regmove.c: Include it.
5676 2001-04-12 Stan Shebs <shebs@apple.com>
5678 * objc/objc-act.c: Remove all code ifdefed with the never-used
5679 macro OBJC_INT_SELECTORS.
5680 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5681 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5683 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5685 * config/pa/quadlib.c: Add prototypes.
5687 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5689 * bitmap.h (debug_bitmap): Delete redundant prototype.
5691 * rtl.h (get_frame_size): Likewise.
5693 2001-04-12 Jim Wilson <wilson@redhat.com>
5695 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5696 to just emit an fnorm.
5698 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5700 * c-common.h (truthvalue_conversion, type_for_mode,
5701 type_for_size): Delete redundant declarations.
5703 * c-lex.h (is_class_name): Likewise.
5705 * c-tree.h (pedantic, convert, getdecls, gettags,
5706 global_bindings_p, init_decl_processing, insert_block,
5707 maybe_build_cleanup, poplevel, print_lang_decl,
5708 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5709 set_block, incomplete_type_error, build_function_call,
5710 lvalue_or_else, mark_addressable): Likewise.
5712 * expr.h (expand_tree_builtin): Likewise.
5714 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5716 * invoke.texi: Document --param max-gcse-memory.
5718 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5720 * configure.in (errno): Check for declaration.
5721 * configure, config.in: Regenerated.
5723 * system.h (errno): Only declare if not already done.
5725 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5727 * recog.c (general_operand, immediate_operand,
5728 nonmemory_operand): Require CONST_INTs to be sign-extended
5729 values for their modes.
5731 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5733 * expmed.c (store_bit_field): Truncate CONST_INTs.
5734 (expand_mult_highpart, expand_divmod): Likewise.
5735 * expr.c (convert_modes, store_field): Likewise.
5736 * integrate.c (expand_inline_function): Use promote_mode() to
5737 determine whether to convert_modes() an argument as signed
5739 * optabs.c (expand_binop): Get CONST_INT operands
5740 sign-extended for their appropriate modes.
5741 * stmt.c (emit_case_nodes): Convert node values to the
5743 (expand_end_case): Convert minval and range to the appropriate
5745 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5746 the iteration variable.
5747 * varasm.c (immed_double_const): Don't require words to be
5748 narrower than host wide ints to properly sign-extend
5751 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5753 * sh.md (builtin_setjmp_receiver): New expander.
5755 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5757 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5758 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5759 for generating CONST_INT and CONST_DOUBLE.
5761 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5763 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5764 already sign-extended.
5765 (rs6000_emit_prologue): Make register iterator signed.
5766 (rs6000_emit_epilogue): Likewise.
5767 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5769 (movsf split, movdf split): Sign-extend CONST_INTs.
5770 (movdi splits): Likewise.
5772 2001-04-12 Kelley Cook <kelley.cook@home.com>
5774 * config-lang.in (lang_dirs): Add in zlib.
5776 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5778 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5779 operands that make it to RTL.
5781 2001-04-11 Stan Shebs <shebs@apple.com>
5783 Add Darwin (Mac OS X kernel) native support.
5784 * config.gcc (powerpc-*-darwin*): Add native bits.
5785 * config/darwin.c: New file, generic Darwin support functions.
5786 * config/darwin.h: New file, generic Darwin definitions.
5787 * config/darwin-protos.h: New file, generic Darwin prototypes.
5788 * rs6000/darwin.h: New file, Darwin for PowerPC.
5789 * rs6000/t-darwin: New file, Darwin makefile fragment.
5790 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5791 (TARGET_MACHO): Ditto.
5792 (rs6000_abi): Add ABI_DARWIN.
5793 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5794 (RS6000_SAVE_AREA): Ditto.
5795 (FP_ARG_MAX_REG): Ditto.
5796 (RETURN_ADDRESS_OFFSET): Ditto.
5797 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5799 (rs6000_emit_move): Add ABI_DARWIN cases.
5800 (print_operand): Ditto.
5801 (first_reg_to_save): Ditto.
5802 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5803 (debug_stack_info): Ditto.
5804 (rs6000_emit_prologue): Ditto.
5805 (rs6000_emit_epilogue): Ditto.
5806 (output_profiler_hook): Ditto.
5807 (output_function_profiler): Ditto.
5808 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5809 (output_mi_thunk): Add TARGET_MACHO case.
5810 (add_compiler_stub): Ditto.
5811 (output_compiler_stub): Ditto.
5812 (no_previous_def): Ditto.
5813 (output_call): Ditto.
5814 (machopic_output_stub): Ditto.
5815 (rs6000_machopic_legitimize_pic_address): Ditto.
5816 (toc_section): Ditto.
5817 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5818 (macho_high): Ditto.
5821 (load_macho_picbase): Ditto.
5822 (call): Add TARGET_MACHO case to modify function.
5823 (call_value): Ditto.
5824 (call_nonlocal_sysv): Add ABI_DARWIN case.
5825 (call_value_nonlocal_sysv): Ditto.
5826 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5828 (machopic_output_stub): Ditto.
5829 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5831 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5833 * dwarf2out.c (modified_type_die): Don't create new types here.
5834 * tree.h (get_qualified_type): New function.
5835 (build_qualified_type): Adjust comment.
5836 * tree.c (get_qualified_type): New function.
5837 (build_qualified_type): Use it.
5839 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5841 * cpp.texi (-Wtraditional): Update description.
5843 * invoke.texi (-Wtraditional): Likewise.
5845 2001-04-11 Jim Wilson <wilson@redhat.com>
5847 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5848 requires more than 64 bits of alignment.
5850 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5852 * cpplib.c (do_line): Sanity check iff enable checking.
5854 2001-04-11 Richard Henderson <rth@redhat.com>
5856 * Makefile.in (insn-recog.o): Depend on toplev.h.
5857 (insn-emit.o, doloop.o): Likewise.
5858 * genrecog.c, genemit.c: Include toplev.h in generated file.
5859 * doloop.c: Include toplev.h.
5861 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5863 * Makefile.in (gcse.o): Depend on params.h.
5864 * gcse.c: Include params.h.
5865 (gcse_main): Don't do GCSE if doing so will take inordinate
5867 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5868 * params.h (MAX_GCSE_MEMORY): New macro.
5870 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5872 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5874 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5876 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5878 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5880 * real.h (ereal_atof, real_value_truncate, target_isnan,
5881 target_isinf, target_negative, assemble_real, debug_real): Delete
5882 redundant prototypes.
5884 * Makefile.in (ifcvt.o): Depend on toplev.h.
5886 * c-semantics.c: Include expr.h.
5888 * ifcvt.c: Include toplev.h.
5890 * expr.h (rtx_equal_p): Delete prototype.
5892 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5893 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5894 eliminate_constant_term, expand_complex_abs, find_single_use,
5895 make_tree, init_expr_once, init_optabs, supports_one_only):
5898 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5899 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5900 expand_assignment, store_expr, emit_line_note_after,
5901 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5903 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5905 * sparc-protos.h: Delete redundant prototypes.
5907 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5909 * reload.c (push_reload): Add condition missed in SUBREG byte
5912 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5914 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5916 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5918 * i386.md (floatsisf_sse): Fix output template
5919 * i386.c (ix86_expand_fp_movcc)
5921 * reg-stack.c (emit_pop_insn): Handle complex modes.
5922 (move_for_stack_reg): Emit proper move mode.
5923 (subst_stack_regs_pat): Handle complex modes.
5925 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5927 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5929 2001-04-10 Richard Henderson <rth@redhat.com>
5931 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5932 (__pure_virtual, __terminate, __terminate_set_func,
5933 __default_terminate, __throw_type_match, __empty,
5934 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5935 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5936 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5937 Remove prototypes of deleted functions.
5939 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5941 * c-typeck.c (convert_arguments): -Wtraditional now activates
5942 -Wconversion warnings, except for changes in signed-ness.
5943 Detect complex<->int & int<->complex conversions as well.
5945 * invoke.texi (-Wtraditional): Document it.
5947 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5949 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5950 * flow.c (set_block_for_new_insns): Remove needless cast and
5951 properly check for unset block number.
5953 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5955 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5956 the subreg was a hard register. Pseudos are left as subregs.
5958 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5960 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5961 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5962 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5963 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5964 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5966 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5968 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5970 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5972 * output.h (set_block_num): Missed it earlier, remove deprecated
5975 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5977 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5978 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5979 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5980 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5981 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5982 (expr_killed_p): Change bb parameter from int to basic_block, pass
5983 basic_blocks instead of ints as parameters.
5984 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5985 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5986 from int to basic_block, pass basic_blocks instead of ints as parms.
5987 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5988 parameter from int to basic_block, pass basic_blocks instead of ints.
5989 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5990 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5991 pass basic_blocks instead of ints.
5992 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5993 basic_blocks instead of ints as parameters.
5994 (pre_delete): Pass basic_blocks instead of ints as parameters.
5995 (hoist_expr_reaches_here_p): Change bb parameter from int to
5996 basic_block, pass basic_blocks instead of ints.
5997 (hoist_code): Pass basic_blocks instead of ints as parameters.
5998 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5999 Change bb parameter from int to basic_block.
6000 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
6001 (insert_insn_start_bb): Change bb parameter from int to basic_block,
6002 pass basic_blocks instead of ints.
6003 (insert_store): Pass basic_blocks instead of ints as parameters.
6004 (replace_store_insn, delete_store): Change bb parameter from int to
6005 basic_block, pass basic_blocks instead of ints.
6006 (store_motion): Pass basic_blocks instead of ints as parameters.
6008 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6010 * basic-block.h (set_new_block_for_insns): New Prototype.
6011 (set_block_num): Delete prototype.
6012 * flow.c (set_block_num): Remove obsolete function.
6013 (set_block_for_new_insns): Set BB for single or multiple insns.
6014 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
6015 (process_insn_end_bb): Use set_block_for_new_insns or
6016 set_block_for_insn instead of set_block_num.
6017 (pre_insert_copy_insn): Use set_block_for_new_insns.
6018 (update_ld_motion_stores): Use set_block_for_new_insns.
6019 (insert_insn_start_bb): Use set_block_for_new_insns.
6020 (replace_store_insn): Use set_block_for_new_insns.
6022 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
6023 Jeff Law <law@redhat.com>
6025 * alias.c (get_addr): Externalize.
6026 (canon_true_dependence): New function. Behaves like true_dependance
6027 except it already assumes a MEM has been canonicalized.
6028 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
6029 * gcse.c (struct ls_expr): Add load/store expressions structure.
6030 (modify_mem_list, canon_modify_mem_list): New variable.
6031 (gcse_main): Initialize & finalize alias analysis. Use enhanced
6032 load motion and store motion if requested.
6033 (alloc_gcse_mem): Allocate space for modify_mem_list array.
6034 (free_gcse_mem): Free the modify_mem_list array.
6035 (oprs_unchanged_p): Use load_killed_in_block_p.
6036 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
6037 (mems_conflict_for_gcse_p): New function. Don't kill loads
6038 with stores to themselves if its in the load/store expression list.
6039 (load_killed_in_block_p): New function.
6040 (canon_list_insert): New Function.
6041 (record_last_mem_set_info): Keep a list of all instructions which
6042 can modify memory for each basic block.
6043 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
6044 (oprs_not_set_p): Use load_killed_in_block_p.
6045 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
6046 (expr_killed_p): Use load_killed_in_block_p.
6047 (compute_transp): Do not pessimize memory references.
6048 (pre_edge_insert): Update stores for a load motion expression.
6049 (one_pre_gcse_pass): Check loads/stores for extra load motion.
6050 (ldst_entry): Find or create a ldst_expr structure.
6051 (free_ldst_entry): Free memory for an individual item.
6052 (free_ldst_mems): Free entire load/store expression list.
6053 (print_ldst_list): Print debug info.
6054 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
6055 (enumerate_ldsts): Assign integer values to each entry in list.
6056 (first_ls_expr): First expression in the list.
6057 (next_ls_expr): Next expression in the list.
6058 (simple_mem): Check if expression qualifies for ld/st expression list.
6059 (invalidate_any_buried_refs): Remove from expression list if its
6060 used in some other way we dont understand.
6061 (compute_ld_motion_mems): Find all potential enhanced load motion
6063 (trim_ld_motion_mems): Remove any expressions which are invalid.
6064 (update_ld_motion_stores): Copy store values to registers for loads
6065 which have been moved.
6066 (regvec, st_antloc, num_store): New global statics.
6067 (reg_set_info): Marks registers as set.
6068 (store_ops_ok): Verfies registers expressions are valid in a block.
6069 (find_moveable_store): Look for moveable stores in a pattern.
6070 (compute_store_table): Find stores in a function worth moving, maybe.
6071 (load_kills_store): Check dependance of a load and store.
6072 (find_loads): Find any loads in a pattern.
6073 (store_killed_in_insn): Check if a store is killed in an insn.
6074 (store_killed_after): Check is store killed after an insn in a block.
6075 (store_killed_before): Check is store killed before an insn in a block.
6076 (build_store_vectors): Generate the antic and avail vectors.
6077 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
6078 (insert_store): Add a store to an edge.
6079 (replace_store_insn): Replace a store with a SET insn.
6080 (delete_store): Delete a store insn.
6081 (free_store_memory): Free memory.
6082 (store_motion): Perform store motion.
6083 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
6084 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
6085 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
6086 (f_options): Add gcse-lm and gcse-sm.
6088 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
6090 * i386.c (expand_fp_movcc): Fix condition reversal code.
6092 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
6093 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
6094 (CLASS_MAX_NREGS): Use it.
6096 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
6097 handle properly complex values.
6098 (CLASS_MAX_NREGS): Likewise; update comment.
6100 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6102 * ia64.c (ia64_flag_schedule_insns2): New variable.
6103 (ia64_override_options): Initialize it. Clear
6104 flag_schedule_insns_after_reload.
6105 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
6107 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6109 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
6110 Do not require source to match destination anymore;
6111 Add abort to the nontrivial cases that should be handled by split.
6112 (fix_trunc?fdi): Add SSE case for x86_64.
6113 (floatdi?f): Likewise.
6114 (floatdi?f_sse): New.
6115 (fix_trunc?fdi_sse): New.
6117 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
6119 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
6120 (DEBUG_ARANGES_END_LABEL): Ditto.
6121 (dwarfout_init): Generate length and version fields at the start
6122 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
6123 after the length field.
6124 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
6125 the .debug_aranges info.
6127 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6129 * i386.c (call, call_value): Make sure that resulting call_insn
6130 does have proper second operand.
6132 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
6134 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
6135 function. Remove include of sys/cygwin.h.
6137 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
6139 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
6140 (CPP_SPEC): Always search */include/w32api for header files.
6141 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
6142 (LINK_SPEC): Add "cyg" to the library search prefixes.
6144 2001-04-08 Philip Blundell <philb@gnu.org>
6146 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
6148 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
6150 * cpperror.c (print_location): Don't special case <stdin>.
6151 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
6152 WARNING, but we don't check if we're in system headers.
6153 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
6154 * cpplib.c (do_warning): Warn in system headers.
6156 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
6158 * mbchar.c: Include config.h first.
6160 2001-04-07 Zack Weinberg <zackw@stanford.edu>
6162 * config.gcc: Set default for xmake_file at top, not bottom.
6163 Change places that set xmake_file to "none" to set to the
6164 empty string instead, or remove them entirely if there is no
6165 default xmake_file for this cpu_type. Remove references to
6168 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
6169 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
6170 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
6171 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
6172 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
6173 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
6174 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
6175 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
6176 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
6177 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
6180 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
6181 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
6182 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
6183 config/mips/x-sysv, config/rs6000/x-aix31:
6184 Just set CLIB to -lld or -lmld, as appropriate.
6186 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
6187 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
6188 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
6189 config/mips/x-iris, config/pa/x-pa:
6190 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
6191 OTHER_FIXINCLUDES_DIRS.
6193 * config/i386/x-djgpp: Don't set LN or LN_S.
6194 * config/m88k/x-dolph: Don't define __m88k__.
6195 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
6196 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
6197 * config/i860/fx2800.h: No need to #undef SVR4.
6199 38 x-host fragments remain, 2 x-cpu.
6201 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6203 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
6205 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6207 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
6209 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6211 * configure.in: Add check for lstat.
6212 * configure, config.in: Regenerate.
6213 * cppinit.c (append_include_chain): Make empty path ".".
6214 * cpplib.c (do_line): Don't simplify #line paths.
6215 * cppfiles.c (remove_component_p): New function.
6216 (find_or_create_entry): Acknowledge stat () errors during
6217 path simplification.
6218 (handle_missing_header): Don't simplify paths.
6219 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
6220 the empty path untouched. Don't leave a trailing '/'.
6222 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
6224 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6225 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6227 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6229 * cppfiles.c (open_file): Fail directories silently, but
6230 with an errno of NOENT set.
6231 (read_include_file): Move the common exit code to the sole
6232 caller. Return an int indicating success or failure. Let
6233 open_file handle directories.
6234 (stack_include_file): If read_include_file fails,
6235 push a "null" buffer.
6237 2001-04-05 DJ Delorie <dj@redhat.com>
6239 * function.h (virtuals_instantiated): Declare.
6240 * function.c: (virtuals_instantiated): Make global.
6241 * calls.c (emit_library_call_value_1): Use
6242 virtual_outgoing_args_rtx only if it hasn't been instantiated.
6243 Otherwise, use the stack pointer directly.
6245 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6247 * i386.c (x86_initialize_trampoline): New global function.
6248 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
6249 (INITIALIZE_TRAMPOLINE): Move offline.
6250 * i386-protos.h (x86_initialize_trampoline): Declare.
6252 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6254 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
6255 (lea_0): Rename to lea_1.
6256 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
6257 (lea_general_?): Allow SImodes on TARGET_64BIT
6258 (lea_general_?_zext): New patterns.
6259 (call_1, call_1_rex64): Fix.
6261 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6263 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
6265 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6267 * i386.c (function_arg): Return constm1_rtx for last argument.
6268 (ix86_expand_prologue): Update gen_call calls.
6269 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6270 * i386.md (call_pop): Likewise.
6271 (call): Second operand is VOIDmode.
6272 (call_0): Likewise; Support 64bits.
6273 (call_exp): New expander.
6274 (call_1): Get to the sync.
6275 (call_1_exp): New pattern.
6276 (call_value): Support 64bit.
6277 (call_value_exp): New pattern.
6278 (untyped_call): Update gen_call call.
6279 (call_value_pop): Disable for 64bit.
6280 (call_value_0_rex64): New pattern.
6281 (call_value_1_rex64): Likewise.
6283 2001-04-05 Bo Thorsen <bo@suse.de>
6285 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
6287 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
6289 * i386.md (*andsi_1+3): If used after reload, make sure the operand
6290 satisfies ANY_QI_REG_P.
6292 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6294 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
6297 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
6300 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6302 * config.gcc: Remove default for xm_file. Clean up local
6303 machine type handling. Remove settings of xm_file to
6304 something that doesn't exist. In the big switch, set xm_file,
6305 don't append to it (the value before the big switch is always
6306 null). Don't force build_xm_file or host_xm_file to have a value.
6307 * configure.in: Remove default for xm_file. Do not special
6308 case $cpu/xm-$cpu.h not existing.
6309 * configure: Regenerate.
6311 2001-04-04 Diego Novillo <dnovillo@redhat.com>
6313 * simplify-rtx.c (simplify_binary_operation): Check for overflow
6314 when folding integer division and modulo operations.
6316 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
6318 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
6319 instead of DWARF2_ADDR_SIZE for EH addresses.
6320 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
6323 2001-04-04 Richard Henderson <rth@redhat.com>
6325 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
6326 * config/ia64/t-glibc (LIB2ADDEH): Disable.
6327 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
6329 2001-04-04 Richard Henderson <rth@redhat.com>
6331 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
6332 * configure: Rebuilt.
6334 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6336 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
6337 push insns to delete to it instead of deleting them.
6338 (delete_null_pointer_checks): Delete insns from delete_list after
6339 all delete_null_pointer_checks_1 passes are done.
6341 2001-04-04 Richard Henderson <rth@redhat.com>
6343 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
6344 * configure: Rebuilt.
6346 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6348 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
6349 * config/romp/xm-romp.h: Delete.
6351 2001-04-04 Bernd Schmidt <bernds@redhat.com>
6353 * sched-deps.c (sched_analyze_insn): Partially revert March 27
6356 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6358 * emit-rtl.c (mark_label_nuses) Increment the label uses for
6359 all labels present in rtx.
6360 (try_split) Call new function for all split insns.
6362 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6364 * recog.c (validate_replace_rtx_1): Instead of aborting just make
6365 sure the change won't be validated.
6367 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
6369 * rtl.h (set_noop_p): Declare.
6370 * flow.c (set_noop_p): Move from here ...
6371 * rtlanal.c (set_noop_p): ... to here and enhance.
6372 * cse.c (delete_trivially_dead_insns): Use it.
6373 * gcse.c (hash_scan_set): Likewise.
6374 * jump.c (delete_noop_moves): Likewise.
6375 * recog.c (split_all_insns): Likewise.
6377 2001-04-04 Alan Modra <alan@linuxcare.com.au>
6379 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
6380 stack pointer via a LO_SUM. Ditto for setting a temp register
6381 used to save to the stack. Set cfa_temp when setting fp, and
6382 allow matches to cfa_temp in addition to cfa_store when saving
6383 regs. Handle POST_INC and LO_SUM register stores. Document the
6384 changes and errors in rule 12 doco.
6386 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
6387 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
6388 (load_reg): Move closer to epilogue code.
6389 (DO_FRAME_NOTES): Define to control the following..
6390 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
6391 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
6393 (hppa_expand_epilogue): Likewise.
6395 2001-04-03 Richard Henderson <rth@redhat.com>
6397 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
6398 * configure: Rebuild.
6400 2001-04-03 Richard Henderson <rth@redhat.com>
6402 * rtl.h (LCT_THROW): New.
6403 * calls.c (emit_library_call_value_1): Handle it.
6404 * except.c (connect_post_landing_pads): Use it.
6406 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6408 * gansidecl.h: Delete file.
6409 * configure.in: Change all refs to gansidecl.h to use
6410 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
6412 * configure: Regenerate.
6414 * Makefile.in (intl.o): Don't depend on gansidecl.h.
6415 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
6416 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
6417 Don't include gansidecl.h.
6418 * intl.c, main.c, version.c, fixinc/fixlib.h,
6419 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
6422 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6424 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
6427 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6429 * config/i386/xm-beos.h, config/i386/xm-isc.h,
6430 config/i386/xm-next.h, config/i386/xm-sco.h,
6431 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
6432 config/m88k/xm-m88k.h: Delete.
6434 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
6435 * config/romp/xm-romp.h: Don't define bcopy.
6436 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
6437 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
6439 * config.gcc: Remove references to deleted files.
6441 14 xm-host.h remain, 1 xm-cpu.h.
6443 2001-04-03 Jakub Jelinek <jakub@redhat.com>
6444 David S. Miller <davem@pierdol.cobaltmicro.com>
6445 Andrew MacLeod <amacleod@redhat.com>
6447 Use byte offsets in SUBREGs instead of words.
6449 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
6450 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
6451 to pass new argument.
6452 (add_stored_regs): Use subreg_regno_offset function.
6453 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
6455 (precompute_arguments): Use gen_lowpart_SUBREG.
6456 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
6457 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
6458 (simplify_set): Rework to use SUBREG_BYTE.
6459 (expand_field_assignment): Use SUBREG_BYTE.
6460 (make_extraction): Use SUBREG_BYTE.
6461 (if_then_else_cond): Use SUBREG_BYTE.
6462 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
6463 (gen_lowpart_for_combine): Compute full byte offset.
6464 * cse.c (mention_regs): Use SUBREG_BYTE.
6465 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
6466 (canon_hash): Use SUBREG_BYTE.
6467 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
6468 (gen_lowpart_if_possible): Formatting.
6469 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
6471 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6472 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6473 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6474 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6475 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6476 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6477 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
6478 certain invariants about SUBREGs the compiler creates.
6479 (gen_lowpart_SUBREG): New function.
6480 (subreg_hard_regno): New function to get the final register number.
6481 (gen_lowpart_common): Use SUBREG_BYTE.
6482 (gen_imagpart): Spacing nits.
6483 (subreg_realpart_p): Use SUBREG_BYTE.
6484 (gen_highpart): Use SUBREG_BYTE.
6485 (subreg_lowpart_p): Always compute endian corrected goal offset,
6486 even at the byte level, then compare against that.
6487 (constant_subword): New function, pulled out all constant cases
6488 from operand_subword and changed second argument name to offset.
6489 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
6490 and call constant_subword to do the work. Return const0_rtx if
6491 looking for a word outside of OP.
6492 (operand_subword_force): Change second arg name to offset.
6493 * expmed.c (store_bit_field): Use SUBREG_BYTE.
6494 (store_split_bit_field): Use SUBREG_BYTE.
6495 (extract_bit_field): Use SUBREG_BYTE.
6496 (extract_split_bit_field): Use SUBREG_BYTE.
6497 (expand_shift): Use SUBREG_BYTE.
6498 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
6499 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
6500 * flow.c (set_noop_p): Use SUBREG_BYTE.
6501 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
6502 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
6503 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
6505 (optimize_bit_field): Use SUBREG_BYTE.
6506 (purge_addressof_1): Use SUBREG_BYTE.
6507 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
6508 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
6509 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
6510 * gengenrtl.c (special_rtx): Add SUBREG.
6511 * global.c (mark_reg_store): Use SUBREG_BYTE.
6512 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
6513 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
6514 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
6515 final byte offset is congruent to subreg's mode size.
6516 (subst_constants): Use SUBREG_BYTE.
6517 (mark_stores): Use subreg_regno_offset function.
6518 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
6519 function and SUBREG_BYTE.
6520 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
6521 (reg_is_born): Use subreg_hard_regno.
6522 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
6523 endian correction code. Don't combine subregs unless resulting
6524 offset aligns with type. Fix subreg constant extraction for DImode.
6525 Simplify SUBREG of VOIDmode CONST_DOUBLE.
6526 (general_operand): Remove dead mode_altering_drug code.
6527 (indirect_operand): Use SUBREG_BYTE.
6528 (constrain_operands): Use subreg_regno_offset function.
6529 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
6530 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
6531 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
6532 * regs.h (REG_SIZE): Allow target to override.
6533 (REGMODE_NATURAL_SIZE): New macro which target can override.
6534 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
6535 on the entire subreg rtx.
6536 (push_reload): Use SUBREG_BYTE in comments and code.
6537 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
6538 for hard registers inside subregs.
6539 (operands_match_p): Use subreg_regno_offset.
6540 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
6541 containing hard regs.
6542 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
6543 corrections when fixing up MEM subregs.
6544 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6545 subreg_regno_offset where appropriate.
6546 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6547 byte endian corrections when fixing up MEM subregs.
6548 (subst_reloads): When combining two subregs, make sure final
6549 offset is congruent to subreg's mode size.
6550 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6551 (refers_to_regno_for_reload_p): Use subreg_regno.
6552 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6553 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6554 correction code for memory subreg fixups.
6555 (forget_old_reload_1): Use subreg_regno_offset.
6556 (choose_reload_regs): Use subreg_regno.
6557 (emit_input_reload_insns): Use SUBREG_BYTE.
6558 (reload_combine_note_store): Use subreg_regno_offset.
6559 (move2add_note_store): Use subreg_regno_offset.
6560 * resource.c (update_live_status, mark_referenced_resources): Use
6561 subreg_regno function.
6562 (mark_set_resources): Use subreg_regno function.
6563 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6564 (subreg_regno_offset, subreg_regno): Define prototypes.
6565 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6566 (gen_lowpart_SUBREG): Add prototype.
6567 * rtl.texi (subreg): Update to reflect new byte offset representation.
6568 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6569 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6570 (reg_overlap_mentioned_p): Use subreg_regno.
6571 (replace_regs); Make sure final offset of combined subreg is
6572 congruent to size of subreg's mode.
6573 (subreg_regno_offset): New function.
6574 (subreg_regno): New function.
6575 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6576 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6577 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6578 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6579 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6580 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6581 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6582 (print_operand): Use SUBREG_BYTE.
6583 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6584 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6585 (arm_reload_out_hi): Use SUBREG_BYTE.
6586 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6587 instead of SUBREG_WORD.
6588 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6589 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6590 SUBREG creation to use byte offset.
6591 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6592 inverted load insns): Fix explicit rtl subregs to use byte
6594 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6595 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6596 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6597 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6598 to use byte offsets.
6599 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6600 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6601 offsets, also make sure it is congruent to SUBREG's mode size.
6602 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6603 unnamed ldob insn): Generate SUBREGs with byte offset.
6604 (zero_extendqihi2): SUBREG's are byte offsets.
6605 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6606 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6607 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6608 zero-extendqisi2): Generate SUBREGs with byte offset.
6609 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6610 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6611 subregs in rtl to use byte offsets.
6612 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6613 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6614 (mips_move_2words): Use subreg_regno_offset.
6615 (mips_secondary_reload_class): Use subreg_regno_offset.
6616 * config/mips/mips.md (DImode plus, minus, move, and logical op
6617 splits): Fixup explicit subregs in rtl to use byte offsets.
6618 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6619 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6620 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6621 rtl to use byte offsets.
6622 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6623 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6624 subregs to use byte offsets.
6625 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6626 Fixup explicit subregs in rtl to use byte offsets.
6627 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6628 and remove byte endian correction code.
6629 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6630 (gen_ashift_hi): Use SUBREG_BYTE.
6631 (regs_used): Use subreg_regno_offset.
6632 (machine_dependent_reorg): Use subreg_regno_offset.
6633 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6634 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6635 (movdf_i4): Subregs are byte offsets now.
6636 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6637 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6638 (REGMODE_NATURAL_SIZE): Override.
6639 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6640 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6642 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6643 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6644 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6645 it is congruent to SUBREG's mode size.
6646 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6648 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6649 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6650 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6651 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6652 * config/v850/v850.c (print_operand, output_move_double): Use
6653 subreg_regno function.
6655 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6657 * configure.in (target_subdir): Use target_alias, not target.
6658 * configure: Rebuilt.
6660 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6662 * config/sh/crti.asm: Fix typos in comments.
6664 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6666 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6667 TARGET_FAST_INDIRECT_CALLS.
6668 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6670 (return_addr_rtx): Short circuit export stub matching when
6671 TARGET_NO_SPACE_REGS.
6672 (output_millicode_call): For out of range calls, make -fPIC
6673 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6674 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6675 * pa.md: Modify length attr calculation of all millicode insns to
6678 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6680 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6681 Require at least 2.11 in the version test. Specifically check
6682 for and reject GAS version 2.10.90.
6683 * configure: regenerate.
6685 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6687 * pa.c (override_options): Remove PIC profiling warning.
6688 (hp_profile_labelno): Delete.
6689 (hp_profile_label_rtx): Delete.
6690 (hp_profile_label_name): Delete.
6691 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6692 (output_function_prologue): Remove profiling code and all tests on
6693 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6694 merge_sp_adjust_with_store can work for PIC and profiling.
6695 (hppa_expand_epilogue): Remove profile_flag test.
6696 (hppa_can_use_return_insn_p): Likewise.
6697 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6698 cater for PROFILE_HOOK.
6699 (hppa_profile_hook): New function.
6700 * pa.h (FUNCTION_PROFILER): Now does nothing.
6701 (PROFILE_HOOK): Define.
6702 (hppa_profile_hook): Declare.
6703 (PROFILE_BEFORE_PROLOGUE): Delete.
6704 (ASM_OUTPUT_REG_PUSH): Delete.
6705 (ASM_OUTPUT_REG_POP): Delete.
6706 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6707 r24. Accept function name operand, and use this and a locally
6708 generated label to calculate pc-rel offset to func start.
6710 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6712 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6713 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6716 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6718 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6719 LO_SUM cases to where they belong.
6721 2001-04-02 Richard Henderson <rth@redhat.com>
6723 * except.h (lang_eh_type_covers): Mark extern.
6724 (lang_eh_runtime_type): Likewise.
6726 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6728 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6729 gengenrtl.c: Wrap generated header in multiple-include guard.
6730 Improve error checking.
6732 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6734 * configure.in: Don't check for putenv.
6735 * configure: Regenerate.
6736 * gcc.c (putenv): Don't define.
6737 * vax/xm-vms.h: Handle putenv.
6739 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6741 * ifcvt.c (noce_emit_move_insn): New.
6742 (noce_try_store_flag, noce_try_store_flag_constants,
6743 noce_try_store_flag_inc, noce_try_store_flag_mask,
6744 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6745 noce_try_abs): Use it.
6746 (noce_process_if_block): Likewise.
6747 For STRICT_LOW_PART, take mode from its SUBREG.
6749 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6751 * fold-const.c (fold): Before optimizing unsigned comparison with
6752 0x7fffffffU, make sure arg0 is integral type.
6754 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6756 * c-tree.texi: Document representation of wide strings.
6758 2001-04-01 Richard Henderson <rth@redhat.com>
6760 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6762 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6764 * i386.md: remove obsoleted comments.
6765 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6766 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6767 fix output template.
6769 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6771 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6773 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6775 * loop.c (load_mems): When generating a load from a pseudo, update
6778 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6780 * i386.c (ix86_split_long_move): Use change address to compensate
6781 stack pointer change in push instruction.
6783 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6785 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6786 instead of rtx_equal_p; fix the output template.
6788 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6790 * i386.c (ix86_expand_setcc): Support 64bit.
6791 (ix86_expand_int_movcc): Likewise.
6792 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6795 * i386.md (allocate_stack_worker): Turn to expander.
6796 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6798 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6800 2001-03-29 Richard Henderson <rth@redhat.com>
6802 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6804 2001-03-28 Matthew Hiller <hiller@redhat.com>
6806 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6809 * MAINTAINERS: Added self.
6811 2001-03-28 Richard Henderson <rth@redhat.com>
6813 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6814 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6816 2001-03-28 Jim Wilson <wilson@redhat.com>
6818 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6821 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6823 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6825 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6828 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6830 2001-03-28 DJ Delorie <dj@redhat.com>
6832 * Makefile.in (stage1_build): Revert CFLAGS patch.
6834 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6836 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6837 when multiplier or multiplicand is zero.
6839 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6841 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6843 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6845 (set_src_needs_barrier): Likewise.
6846 (rtx_needs_barrier): For SET case, use these two functions. Rework
6847 PARALLEL case to handle all inputs before all outputs.
6848 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6849 saw a label and no stop bit since then.
6850 (maybe_rotate, process_epilogue): Add prototypes.
6852 2001-03-28 Richard Henderson <rth@redhat.com>
6854 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6855 not TARGET_TOC for special toc restore handling.
6856 * config/rs6000/rs6000.md (eh_return): Likewise.
6858 2001-03-28 Richard Henderson <rth@redhat.com>
6860 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6861 current_function_calls_eh_return.
6862 (output_function_epilogue): Handle eh_return.
6863 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6864 (EH_RETURN_DATA_REGNO): New.
6865 (EH_RETURN_STACKADJ_RTX): New.
6866 (EH_RETURN_HANDLER_RTX): New.
6867 * config/sparc/sparc.md (call/short branch peepholes): Check
6868 can_throw_internal instead of in_same_eh_region.
6870 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6871 for eh_return data registers.
6872 (rs6000_emit_prologue): Save eh_return data registers.
6873 (rs6000_emit_epilogue): Force inline restores if eh_return.
6874 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6875 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6876 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6877 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6878 the target uses one.
6879 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6880 (return_eh_si, return_eh_di): Remove.
6881 (eh_return): New, from corpse of eh_epilogue.
6882 (eh_set_lr_si, eh_set_lr_di): New.
6884 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6885 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6886 True for pic register if current_function_calls_eh_return.
6887 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6888 Handle eh_return requirements.
6889 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6890 (EH_RETURN_STACKADJ_RTX): New.
6891 * config/i386/i386.md (exception_receiver): Remove.
6892 (eh_return, eh_return_1): New.
6893 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6895 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6896 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6897 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6898 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6899 (EH_RETURN_DATA_REGNO): New.
6900 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6901 * config/alpha/alpha.md (eh_epilogue): Remove.
6902 (exception_receiver): Use $26 for ldgp input.
6903 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6905 2001-03-28 Richard Henderson <rth@redhat.com>
6907 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6908 * except.h: Likewise.
6910 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6911 (LIB2ADDEHDEP): New.
6912 (LIB2FUNCS_EH): Remove.
6913 (LIB2ADD): Remove LIB2ADDEH.
6914 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6915 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6916 (crt{begin,end}[S].o): Likewise.
6917 (except.o): Update includes.
6918 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6919 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6921 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6922 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6923 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6924 * builtins.c (expand_builtin): Implement it.
6925 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6926 * c-common.c (c_common_nodes_and_builtins): Declare it.
6927 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6928 * calls.c (libfunc_nothrow): Remove.
6929 (emit_library_call_value_1): Don't call it.
6930 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6931 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6932 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6933 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6934 (current_funcdef_number): Globalize.
6935 (output_call_frame_info): Emit frame data if an lsda is needed.
6936 Generate augmentation for personality routine. Don't play with
6938 (dwarf2out_begin_prologue): Record funcdef_number.
6939 * dwarf2out.h (current_funcdef_number): Declare.
6940 * expr.c (expand_expr): Update for except.h name changes.
6941 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6942 * expr.h (LTI_throw, LTI_rethrow): Remove.
6943 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6944 (LTI_eh_rtime_match): Remove.
6945 (LTI_unwind_resume, LTI_eh_personality): Add.
6946 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6947 * final.c (final): Don't call check_exception_handler_labels,
6948 init_insn_eh_region, or free_insn_eh_region.
6949 (final_scan_insn): Always emit debug labels for
6950 NOTE_INSN_EH_REGION notes.
6951 * flags.h (flag_new_exceptions): Remove.
6952 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6953 (record_active_eh_regions): Remove.
6954 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6955 Use can_throw_internal.
6956 (find_basic_blocks_1): Likewise.
6957 (move_stray_eh_region_notes): Remove.
6958 (find_label_refs): No eh_return_stub_label.
6959 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6960 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6962 (delete_unreachable_blocks): Don't track deleted handlers.
6963 (flow_delete_block): Use maybe_remove_eh_handler.
6964 (delete_eh_regions): Remove.
6965 (merge_blocks): Don't check for eh region match.
6966 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6967 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6968 (init_propagate_block_info): Disable dead frame store optimization
6969 when current_function_calls_eh_return.
6970 (dump_bb): Don't print eh_beg, eh_end.
6971 * function.c (fixup_var_refs): No catch_clauses.
6972 (expand_function_end): Likewise. Call expand_eh_return before
6973 the return register use. Call sjlj_emit_function_exit_after.
6974 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6975 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6976 * ifcvt.c (dead_or_predicable): Remove eh region check.
6977 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6978 Don't check for EH vs parameters.
6979 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6980 (expand_inline_function): Call duplicate_eh_regions.
6981 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6982 (copy_insn_notes): Remap REG_EH_REGION notes.
6983 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6984 * integrate.h (struct inline_remap): Add local_return_label.
6985 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6986 check_exception_handler_labels, nor exception_optimize.
6987 (find_cross_jump): No EH region check.
6988 * optabs.c (init_optabs): Update for changed eh libfuncs.
6989 * rtl.def (RESX): New.
6990 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6991 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6992 checks. Update for except.h name changes.
6993 (expand_cleanups): Likewise.
6994 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6995 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6996 (compile_file): Call init_eh before init_optabs. Don't
6997 output_exception_table here.
6998 (rest_of_compilation): Call convert_from_eh_region_ranges,
6999 convert_to_eh_region_ranges, output_function_exception_table.
7000 Don't emit_eh_context.
7001 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
7002 (EXC_PTR_EXPR): New.
7004 * md.texi (eh_epilogue): Remove.
7005 (eh_return): Document.
7006 * tm.texi (EH_RETURN_DATA_REGNO): Document.
7007 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
7009 * eh-common.h: Remove file.
7010 * frame-dwarf2.c, frame.c, frame.h: Remove files.
7011 * libgcc2.c (L_eh): Remove.
7013 * unwind-dw2-fde.c: New file, largely copied from frame.c.
7014 * unwind-dw2-fde.h: New file.
7015 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
7016 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
7017 * libgcc-std.ver: Update for eh symbols.
7019 2001-03-27 Richard Henderson <rth@redhat.com>
7021 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
7022 reduce false positives.
7023 (regmove_optimize): Disable if flag_non_call_exceptions.
7025 * stmt.c (expand_return): Remove always true predicate.
7026 (expand_decl_cleanup_no_eh): Remove dead code.
7028 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
7029 barrier code. Add a scheduling barrier if a non-call insn
7030 can throw internally.
7032 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
7033 Auto-inc addresses trap only if their base register does.
7035 * except.c (can_throw_internal): Rename from can_throw.
7036 * except.h, resource.c: Update references.
7038 * integrate.c (copy_insn_list): Use returnjump_p.
7039 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
7041 * function.h (struct function): Move all boolean valued fields
7042 to single bit fields at the end of the struct.
7044 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
7046 Rename asynchronous_exceptions to flag_non_call_exceptions.
7048 * gthr-single.h (UNUSED): New. Distinguish between how C
7049 and C++ mark unused function arguments. Use throughout.
7051 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
7052 value to target configuration header.
7053 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
7054 * config.in, configure: Rebuild.
7055 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
7056 configuration and target defines.
7057 (exceptions_via_longjmp): Remove.
7058 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
7059 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
7061 * except.h (flag_non_call_exceptions): Move ...
7062 * flags.h: ... here.
7064 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
7065 exceptions, put the note on the trapping instruction.
7067 * flags.h (flag_new_exceptions): Remove.
7068 * toplev.c: Don't set it.
7069 * final.c: Don't check it.
7070 * except.c: Provide stub definition.
7072 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
7073 (calculate_global_regs_live): Kill call-clobbered registers
7074 across exception edges.
7075 * reg-stack.c (convert_regs_1): Kill the entire target stack
7076 across non-call exception edges.
7078 * flow.c (cleanup_cfg): Take no argument.
7079 * output.h, sibcall.c, toplev.c: Update all calls.
7081 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7083 * configure.in: Don't check for bcopy.
7084 * configure, config.in: Regenerate.
7086 * system.h: Don't define or prototype bcopy, instead poison it.
7088 2001-03-27 Richard Henderson <rth@redhat.com>
7090 * function.c (expand_function_start): Set DECL_REGISTER on
7091 a pseudo used for DECL_RESULT.
7093 * rtl.h (LCT_NORETURN): New.
7094 * calls.c (emit_library_call_value_1): Handle it.
7096 2001-03-27 Stan Shebs <shebs@apple.com>
7098 * objc/objc-act.c (objc_init): Use dump_base_name.
7099 (gen_declaration): Clear the buffer arg.
7100 (gen_declaration_1): New function, body of gen_declaration.
7101 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
7102 (gen_method_decl): Ditto, plus always clear buffer arg.
7103 (error_with_ivar): Simplify.
7104 (warn_with_method): Ditto.
7105 (build_message_expr): Don't clear buffers.
7106 (dump_interface): Ditto.
7107 (objc_debug): Ditto.
7108 (build_keyword_selector): Clear the buffer by only zeroing
7110 (objc_implementation_context): Declare.
7111 (start_class): Warn about missing @end.
7112 (finish_objc): Ditto.
7114 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7116 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
7118 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7120 * Makefile.in (SYSTEM_H): Define.
7121 Depend on $(SYSTEM_H), not system.h.
7123 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
7125 2001-03-27 Jim Wilson <wilson@redhat.com>
7127 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
7129 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
7130 (process_epilogue): New static function.
7131 (process_set): Call process_epilogue instead of emitting .restore
7133 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
7135 * flow.c (struct reg_cond_life_info): New fields orig_condition
7137 (init_propagate_block_info): Set new fields.
7138 (mark_regno_cond_dead): Set and use new fields.
7139 (flush_reg_cond_reg_1): Likewise.
7140 (and_reg_cond, case AND): Check for redundant AND conditions.
7141 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
7144 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7146 * cppmacro.c (stringify_arg): Null terminate strings.
7148 2001-03-27 Zack Weinberg <zackw@stanford.edu>
7150 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
7151 inclusion style. xm-m68hc11.h no longer exists.
7152 * config/m68hc11/xm-m68hc11.h: Delete file.
7153 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
7155 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
7156 Don't define GCC_VERSION, N_, or PARAMS; don't include
7157 gansidecl.h or stdio.h. Define inhibit_libc here.
7158 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7159 Delete code conditioned on #if GCC_VERSION == 2095.
7161 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
7162 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7163 Delete code conditioned on #if GCC_VERSION == 2095.
7165 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7167 * system.h: Include symcat.h.
7168 (STRINGIFY): Don't define.
7170 * configure.in: Adjust comment.
7172 * builtins.c: Use STRINGX, not STRINGIFY.
7173 * gencheck.c: Likewise.
7174 * gengenrtl.c: Likewise.
7175 * protoize.c: Likewise.
7177 * cpplex.c: Don't include symcat.h.
7178 * cpplib.c: Likewise.
7180 * gansidecl.h (HAVE_STRINGIZE): Don't define.
7182 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7184 * c-typeck.c (digest_init): Fold init expression.
7186 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7188 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
7190 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7192 * except.c (eh_regs): Save results of build_pointer_type to a temp
7193 as FUNCTION_VALUE macro may evaluate its args multiple times.
7195 2001-03-26 Mark Mitchell <mark@codesourcery.com>
7197 * c-common.h (DECL_NUM_STMTS): New macro.
7198 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
7200 (pushdecl): Likewise.
7201 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
7202 * integrate.c (expand_inline_function): Don't check
7204 * print-tree.c (print_node): Don't print it.
7205 * toplev.c (rest_of_compilation): Don't try to inline when
7206 flag_no_inline is on.
7207 * tree.h (DECL_FRAME_SIZE): Remove.
7208 (tree_decl): Adjust accordingly.
7210 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7212 * combine.c (try_combine): Use memcpy, not bcopy.
7214 * genattrtab.c (expand_units): Likewise.
7216 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7218 * i386.md (push mem DI peep2): New.
7219 (mov 0, mov -1 peep2): Handle 64bit.
7220 (lea to arithmetics peep2): Handle 64bit leas.
7221 (rsp arithmetics to push/pop peep2s): New.
7223 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
7225 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7227 * i386.c (struct machine_function): Add save_varrargs_registers.
7228 (ix86_save_varrargs_registers): New macro.
7229 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
7230 (ix86_expand_prologue): Likewise.
7231 (ix86_emit_epilogue_esp_adjustement): Likewise.
7232 (ix86_expand_epilogue): Likewise.
7233 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
7234 (pro_epilogue_adjust_stack_1): New insn.
7235 (pro_epilogue_adjust_stack_rex64): Likewise.
7236 * i386.h (MASK_NO_RED_ZONE): New constant.
7237 (TARGET_RED_ZONE): New macro.
7238 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
7239 (RED_ZONE_SIZE): New constant.
7240 (RED_ZONE_RESERVE): New constant.
7242 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7244 * toplev.c (set_float_handler): Use memcpy, not bcopy.
7246 2001-03-25 Kazu Hirata <kazu@hxi.com>
7248 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
7251 (umodhi3): Likewise.
7254 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7256 * mkconfig.sh (DEFINES): Handle entries with '='.
7258 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
7259 Set xm_defines to MACRO=value instead.
7261 * i370/xm-mvs.h: Delete.
7263 * ns32k/xm-pc532-min.h: Likewise.
7265 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7267 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
7269 use ix86_expand_binary_operator
7270 (?sh??i_?): Disable for 64bit.
7271 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
7272 * i386.c (shiftdi_operand): New predicate.
7274 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
7275 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
7276 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
7277 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
7278 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
7279 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
7280 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
7281 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
7282 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
7283 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
7284 (rotldi3, rotrdi3): New expanders.
7286 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
7288 * i386.md (movstrsi): Move offline.
7290 (strmovdi_rex64): New.
7291 (strmov?i): Accept 64bit.
7292 (strmov?i_rex64): New.
7293 (strmov?i_rex_1): New.
7294 (strmov?i_1): Disable for 64bit.
7295 (rep_mov?i_rex64): New.
7296 (rep_mov?i): Disable for 64bit.
7297 (clrstrsi): Move offline.
7298 (strset?i_rex64): New.
7299 (strset?i: Accept 64bit.
7300 (rep_stos?i): Disable for 64bit.
7301 (rep_stos?i_rex64): New.
7302 (strset?i_rex_1): New.
7303 (strset?i_1): Disable for 64bit.
7304 (cmpstrsi): Accept 64bit.
7305 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
7306 (cmpstrqi_nz_rex_1): New.
7307 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
7308 (strlensi): Move offline.
7310 (strlenqi_1): Disable for 64bit; fix constraints.
7311 (strlenqi_rex_1): New.
7312 * i386.c (ix86_adjust_counter): New static function.
7313 (ix86_zero_extend_to_Pmode): Likewise.
7314 (ix86_expand_aligntest): Likweise.
7315 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
7316 (ix86_expand_movstr): New global function.
7317 (ix86_expand_clrstr): New global function.
7318 (ix86_expand_strlen): New global function.
7319 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
7320 ix86_expand_strlen): Declare.
7321 (ix86_expand_strlensi_unroll_1): Delete.
7323 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
7325 * i386.md (cmpdi): Fix operand predicates.
7326 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
7327 cmpdi_1_insn_rex64): New patterns.
7328 (adddi3): Turn to expander.
7329 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
7330 (addsi3_carry_zext): New pattern.
7331 (adddi_?_rex64): New patterns and splitters.
7332 (addsi_?_zext): New patterns.
7333 (subsi3_carry_zext): New pattern.
7334 (subdi_?_rex64): New patterns and splitters.
7335 (iorsi_?_zext): New patterns.
7336 (iordi_?_rex64): New patterns and splitters.
7337 (iorsi_?_zext): New patterns.
7338 (iorsi_?_zext_imm): New patterns.
7339 (xorsi_?_zext): New patterns.
7340 (xordi_?_rex64): New patterns and splitters.
7341 (xorsi_?_zext): New patterns.
7342 (negdi*): New patterns.
7343 (one_cmpldi*): Likewise.
7344 (one_cmplsi*_zext, negsi*_zext): Likewise.
7345 (testqi_ext_3_rex64): New pattern.
7347 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
7349 * i386-protos.h (ix86_split_long_move): Return void.
7350 * i386.c (ix86_split_to_parts): Handle 64bit target.
7351 (ix86_split_long_move): Likewise.
7352 * i386.md (all calls to ix86_split_long_move): Update.
7354 2001-03-23 Richard Henderson <rth@redhat.com>
7356 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
7357 to avoid shadowing arguments.
7359 2001-03-23 Jakub Jelinek <jakub@redhat.com>
7361 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
7362 to variable names where DECL_NAME is different from
7363 DECL_ASSEMBLER_NAME.
7365 2001-03-23 Jim Wilson <wilson@redhat.com>
7367 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
7368 (assemble_alias): Call make_decl_rtl.
7370 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
7372 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
7374 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
7376 * extend.texi: Document the "java_interface" attribute.
7378 2001-03-22 Zack Weinberg <zackw@stanford.edu>
7380 * mkconfig.sh: Use a subshell with redirected stdout,
7381 instead of closing stdout and confusing commands that run
7382 afterward. Throw away output of cmp.
7384 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
7386 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
7388 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
7390 * i386.md (zero_extendsidi2_32): Break out from ...
7391 (zero_extendsidi2): ... here ; turn to expander.
7392 (zero_extendsidi2_rex64): New.
7393 (extendsidi2_32): Break out from ...
7394 (extendsidi2): ... here ; turn to expander.
7395 (extendsidi2_rex64): New.
7396 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
7397 (trunc?f?f splitters): Add 64bit versions.
7399 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
7401 * i386.md (pushsi, pushsi2_prologue): Disable.
7402 (pushsi2_rex64): New.
7403 (movabs?i_1_rex64, movabs?i_2_rex64): New.
7404 (movqi_ext_1): Disable for 64bit.
7405 (movqi_ext_1_rex64): New.
7406 (pushdi2_rex64): New pattern, peep2s and splitter.
7407 (pushdi2_prologue_rex64): New pattern.
7408 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
7410 (movdi splitters): Disable for 64bit.
7411 (movdi_1_rex64): New pattern, peep2s and splitters.
7412 (swapdi): New pattern.
7413 (pushsf): Disable for 64bit.
7414 (pushsf_rex64): New pattern and splitter.
7415 (pushdf_nointeger): Disable for 64bit.
7416 (pushdf_integer): Handle the 64bit case.
7417 (pushtf): Likewise; update splitters.
7419 2001-03-22 Richard Henderson <rth@redhat.com>
7421 * mkconfig.sh: Include insn-flags.h.
7422 * Makefile.in (CONFIG_H): Include insn-flags.h.
7423 (lots of objects): Remove insn-codes.h and insn-flags.h.
7425 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
7426 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
7427 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
7428 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
7429 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
7430 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
7431 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
7432 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
7433 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
7434 v850/v850.c, vax/vax.c:
7435 Don't include insn-flags.h.
7437 * diagnostic.c, expr.h, reload.c, toplev.c:
7438 Don't include insn-codes.h.
7440 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
7441 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
7442 c4x/c4x.c, i960/i960.c, mips/mips.c:
7443 Don't include insn-codes.h or insn-flags.h.
7445 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
7446 or insn-flags.h in the generated code.
7447 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
7448 (main): Forward declare struct rtx_def.
7450 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
7452 * invoke.texi (-ffast-math): Remove duplicate line about
7455 * gcc.texi: Remove more obsolete documentation of bugs and
7456 installation problems.
7458 2001-03-21 Kazu Hirata <kazu@hxi.com>
7460 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
7463 2001-03-20 Jason Merrill <jason@redhat.com>
7465 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
7467 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
7468 * varasm.c (CHKR_PREFIX): Likewise.
7470 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7472 * gcse.c (hash_scan_set): An expression is not anticipatible if it
7473 is part of a multi-SET insn.
7475 * cse.c (find_comparison_args): Remove previous change.
7476 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
7479 * config/i386/i386.md (conditional_trap): Remove warning.
7481 * recog.c (push_operand): Fix error in last change that caused
7482 undefined symbol on many targets.
7484 * sdbout.c: #include ggc.h.
7485 (sdbout_init): Move to end of file.
7486 Call ggc_add_tree_root for anonymous_types.
7487 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
7488 (sdbout_one_type): Use DECL_NAME for field name.
7489 * Makefile.in (sdbout.o): Show includes ggc.h.
7491 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
7493 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
7494 (override_options): Use properlimits for preferred_stack_boundary.
7495 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
7497 (ext_register_operand): Accept DImode.
7498 (load_pic_register): Abort on 64bit.
7499 (gen_push): Use Pmode instead of SImode.
7500 (ix86_save_reg): Pic reg is never used on 64bit.
7501 (ix86_expand_prologue): Likewise.
7502 (ix86_emit_save_regs): Use Pmode instead of SImode.
7503 (legitimate_address_p): Check displacement for 64bit.
7504 (print_operand): Avoid outputting of (%rip) on 64bit.
7505 (print_operand_address): Output (%rip) where possible.
7506 (split_di): Abort on 64bit registers.
7507 (ix86_expand_branch): DImode comparison is simple for x86_64.
7508 (memory_address_length): Recognize memory addresses formed using
7510 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
7512 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
7514 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
7516 * recog.c (push_operand): Recognize new format of push instructions.
7518 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
7520 * i386.md (pushqi1): New.
7521 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
7522 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7523 x86_64_immediate_operand, x86_64_immediate_operand,
7524 x86_64_zext_immediate_operand): Declare.
7525 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
7526 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7527 x86_64_immediate_operand, x86_64_immediate_operand,
7528 x86_64_zext_immediate_operand): define.
7529 * i386.h (PREDICATE_CODES): Add new predicates.
7531 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
7533 * i386.md (pophi1, popqi1, pushqi1): Remove.
7535 * expr.c (emit_single_push_insn): New function.
7536 (move_by_pieces): Accept NULL as destination for push instructions.
7537 (gen_push_operand): Kill.
7538 (emit_push_insn): Pass NULL when pushing; avoid updating of
7539 stack_pointer_delta.
7540 * expr.h (gen_push_operand): Kill.
7542 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7544 * rtl.texi (COMPARE): Clarify documentation and reference section
7547 2001-03-20 Stan Shebs <shebs@apple.com>
7549 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7550 (get_object_reference): Ditto.
7551 (error_with_ivar): Use error_with_file_and_line.
7552 (warn_with_method): Use warning_with_file_and_line.
7554 2001-03-20 Tom Tromey <tromey@redhat.com>
7556 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7558 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7560 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7561 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7563 2001-03-20 DJ Delorie <dj@redhat.com>
7565 * Makefile.in (install-libgcc): Pass complete list of variables.
7566 (install-multilib): Ditto.
7568 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7570 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7571 drectve_section, switch_to_section.
7573 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7574 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7575 i386_pe_mark_dllimport.
7577 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7579 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7580 functions i386_pe_*.
7582 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7583 i386_pe_* functions with char * arguments.
7585 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7587 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7589 (movsi_ie): Introduce fpul store.
7591 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7593 * Makefile.in (OBJS): Remove hashtab.o.
7595 2001-03-19 Stan Shebs <shebs@apple.com>
7597 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7598 * c-lang.c (maybe_objc_method_name): Ditto.
7599 * c-tree.h (maybe_objc_method_name): Remove decl.
7601 2001-03-19 Tom Tromey <tromey@redhat.com>
7603 * gcc.c (init_gcc_specs): Fix comment.
7605 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7607 Compute DECL_ASSEMBLER_NAME lazily.
7608 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7609 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7610 (SET_DECL_ASSEMBLER_NAME): Likewise.
7611 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7612 (set_decl_assembler_name): Declare.
7613 (lang_set_decl_assembler_name): Likewise.
7614 * tree.c (lang_set_decl_assembler_name): New variab.e
7615 (set_decl_assembler_name): New function.
7616 (init_obstacks): Set lang_set_decl_assembler_name.
7617 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7618 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7619 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7620 where it's not necessary.
7621 (builtin_function): Likewise.
7622 (finish_decl): Likewise.
7623 * dbxout.c (dbxout_type_methods): Likewise.
7624 * ggc-common.c (ggc_mark_trees): Likewise.
7625 * profile.c (output_func_start_profiler): Likewise.
7626 * varasm.c (make_decl_rtl): Likewise.
7628 * cse.c (find_comparison_args): Update documentation. Fix
7629 mishandling of COMPARE operations.
7631 * tree.def (ABS_EXPR): Add documentation.
7632 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7634 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7636 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7638 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7640 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7641 Remove ia32 linux PIC kludge and move it...
7642 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7644 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7646 * i386.md (absdf2 expander): Fix 64bit case.
7648 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7650 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7652 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7654 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7656 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7658 * README.X11: Remove obsolete file.
7660 2001-03-18 Anthony Green <green@redhat.com>
7662 * config/pj/pj.h: Remove some trailing commas.
7663 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7665 2001-03-18 Richard Henderson <rth@redhat.com>
7667 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7668 * calls.c: ... here.
7669 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7670 defaults for them here.
7672 2001-03-17 Anthony Green <green@redhat.com>
7674 * config/pj/lib1funcs.S: Fix broken comment.
7675 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7678 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7680 * gcc.texi: Remove obsolete information relating to build and
7681 installation problems with enquire or the Pyramid C compiler.
7683 2001-03-17 Richard Henderson <rth@redhat.com>
7685 * dwarf2out.c (queue_reg_save): New.
7686 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7687 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7689 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7690 (cfa, cfa_store, cfa_temp): Make static.
7691 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7693 2001-03-17 Richard Henderson <rth@redhat.com>
7695 * integrate.h (struct inline_remap): Add local_return_label.
7696 * integrate.c (expand_inline_function): Initialize it and emit
7697 it after copy_insn_notes.
7698 (copy_insn_list): Don't store local_return_label here.
7699 (copy_insn_notes): New function split out from copy_insn_list.
7701 2001-03-17 Richard Henderson <rth@redhat.com>
7703 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7704 is generating .debug_line.
7705 (dwarf2out_init): Add main_input_filename to the file table first.
7706 * configure.in (as_dwarf2_debug_line): Test with file number 1
7707 instead of file number 0.
7709 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7711 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7712 (gen_rtx_combine): Deleted; all references changed as appropriate.
7713 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7715 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7717 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7719 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7722 2001-03-16 Jim Wilson <wilson@redhat.com>
7724 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7725 then set it to LOC_REG (79) instead of aborting.
7727 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7729 * gccbug.in: Remove high priority.
7731 2001-03-16 Richard Henerson <rth@redhat.com>
7733 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7734 output with a space instead of deleting it.
7735 * configure: Regenerate.
7737 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7739 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7740 handles the gory details of converting an object file into
7741 something that's safe to grep.
7742 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7743 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7744 newlines at either end of the string we're looking for.
7745 Make 'checking ...' message less stilted.
7746 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7747 ARM in-memory layout and its hypothetical converse. Don't
7748 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7749 HOST_WORDS_BIG_ENDIAN.
7751 * configure.in: Adjust for renamed macro. Move
7752 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7753 * configure, config.in: Regenerate.
7755 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7757 * fixinc/Makefile.in: Set SHELL.
7759 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7761 * fixinc/fixincl.c (fix_with_system): Quote file names before
7762 passing them to shell.
7764 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7766 * Makefile.in: Use fix-header$(build_exeext) instead
7769 2001-03-16 Richard Henderson <rth@redhat.com>
7771 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7772 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7773 (size_of_line_prolog): Remove.
7774 (output_line_info): Compute prologue size via label difference.
7775 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7777 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7778 assembler error when redefining file numbers.
7779 * config.in, configure: Rebuild.
7781 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7782 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7783 (dw2_asm_output_delta_uleb128): Likewise.
7784 (dw2_asm_output_delta_sleb128): Similarly.
7785 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7787 2001-03-16 Michael Meissner <meissner@redhat.com>
7789 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7791 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7793 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7795 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7796 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7797 being unsigned in ISO C and signed in traditional.
7798 (expand_prologue): Ditto.
7799 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7801 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7803 (divsi3,divdi3): Ditto.
7804 (modsi3,moddi3): Ditto.
7805 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7806 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7807 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7810 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7812 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7813 SSE based conditional moves on LTGT/UNEQ conditions;
7814 Canonicalize EQ to NE.
7815 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7816 (sse_mov?fcc_ne): New.
7818 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7820 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7822 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7823 register may be dead.
7825 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7827 * Makefile.in (hash.o): Depend on CONFIG_H.
7829 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7831 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7833 2001-03-15 Richard Henderson <rth@redhat.com>
7835 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7836 (ASM_OUTPUT_DWARF_PCREL): New.
7837 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7839 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7841 * cppfiles.c (stack_include_file): Use MAX of sysp.
7843 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7845 * config.gcc (ia64*-*-hpux*): New case.
7846 * config/ia64/hpux.h: New file for HP-UX support.
7847 * config/ia64/t-hpux: New file for HP-UX support.
7849 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7851 * fixinc/inclhack.def (irix_stdio_va_list): New.
7852 * fixinc/fixincl.x: Rebuilt.
7854 2001-03-15 Richard Henderson <rth@redhat.com>
7856 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7857 if provided by the target.
7858 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7859 (dw2_asm_output_addr): New.
7860 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7861 * dwarf2out.c (output_cfi): Use it for program addresses.
7862 (output_call_frame_info, output_die): Likewise.
7863 (output_aranges, output_line_info): Likewise.
7865 2001-03-15 Bruce Korb <bkorb@gnu.org>
7867 * gcc.c(main): make more rigorous
7868 * collect2.c(main): guard against ignoring SIGCHLD
7869 * protoize.c(main): ditto
7870 * gcc/fixinc/fixincl.c(initialize): ditto
7872 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7874 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7875 (sdbout_parms): Likewise.
7877 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7879 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7880 "widen" a destination that is already wider than a word. Also do
7881 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7883 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7885 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7887 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7889 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7891 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7893 * i960.h (i960_maxbitalignment,
7894 i960_last_maxbitalignment): Declare.
7895 * i960.c (i960_maxbitalignment,
7896 i960_last_maxbitalignment): Make global.
7897 (process_pragma): Delete.
7898 (i960_pr_align, i960_pr_noalign): Move from here ...
7899 * i960-c.c: ... to this new file.
7900 * t-960bare (i960-c.o): New rule.
7901 * t-vxworks960 (i960-c.o): Likewise.
7902 * config.gcc (i960-*-*): Define c_target_objs and
7905 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7907 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7908 without adding in rtx code and mode.
7910 * alias.c (init_alias_analysis): Don't use any rtx whose value
7911 varies as a known value.
7912 Delete a superfluous test.
7914 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7916 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7917 scheduling a stop bit.
7918 (ia64_emit_nops): Correctly handle ASMs.
7920 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7922 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7924 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7926 * cpp.texi: Update documentation for -include and -imacros.
7927 * cppfiles.c (struct include_file): Remove "defined" memeber.
7928 (find_or_create_entry): Make a copy of the file name, and
7930 (open_file): Update to ensure we use the simplified filename.
7931 (stack_include_file): Don't set search_from.
7932 (cpp_included): Don't simplify the path name here.
7933 (find_include_file): New prototype. Call search_from to
7934 get the start of the "" include chain. Don't simplify the
7936 (_cpp_execute_include): New prototype. Move diagnostics to
7937 do_include_common. Update.
7938 (_cpp_pop_file_buffer): Don't set defined.
7939 (search_from): New prototype. Use the preprocessor's cwd
7940 for files included from the command line.
7941 (read_name_map): Don't simplify the pathname here.
7942 * cpphash.h (enum include_type): New.
7943 (struct buffer): Delete search from. New search_cached.
7944 (_cpp_execute_include): Update prototype.
7945 * cppinit.c (do_includes): Use _cpp_execute_include.
7946 * cpplib.c (do_include_common): New function.
7947 (do_include, do_include_next, do_import): Use it.
7949 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7951 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7952 contents of the RTL, to determine the name of the object.
7954 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7956 * tree.h (DECL_RTL): Allocate RTL lazily.
7957 (SET_DECL_RTL): New macro.
7958 (DECL_RTL_SET_P): Likewise.
7959 (COPY_DECL_RTL): Likewise.
7960 (DECL_RTL_IF_SET): Likewise.
7961 * varasm.c (make_decl_rtl): Add assertions about the kind of
7962 declaration we are processing.
7963 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7964 (start_decl): Likewise.
7965 (finish_decl): Likewise.
7966 * c-semantics.c (emit_local_var): Likewise.
7967 * calls.c (expand_call): Likewise.
7968 * dbxout.c (dbxout_symbol): Likewise.
7969 * emit-rtl.c (unshare_all_rtl): Likewise.
7970 (unshare_all_decls): Likewise.
7971 (reset_used_decls): Likewise.
7972 * expr.c (store_constructor): Likewise.
7973 (safe_from_p): Likewise.
7974 (expand_expr): Likewise.
7975 * function.c (put_var_into_stack): Likewise.
7976 (instantiate_decls_1): Likewise.
7977 (assign_parms): Likewise.
7978 (expand_function_start): Likewise.
7979 (expand_function_end): Likewise.
7980 * ggc-common.c (gcc_mark_trees): Likewise.
7981 * integrate.c (function_cannot_inline_p): Likewise.
7982 (copy_decl_for_inlining): Likewise.
7983 (expand_inline_function): Likewise.
7984 (integrate_parm_decls): Likewise.
7985 (integrate_decl_tree): Likewise.
7986 * print-tree.c (print_node): Likewise.
7987 * reg-stack.c (stack_result): Likewise.
7988 * stmt.c (label_rtx): Likewise.
7989 (expand_return): Likewise.
7990 (expand_decl): Likewise.
7991 (expand_decl_cleanup): Likewise.
7992 (expand_anon_union_decl): Likewise.
7993 * toplev.c (check_global_declarations): Likewise.
7994 (rest_of_decl_compilation): Likewise.
7995 * tree.c (simple_cst_equal): Likewise.
7996 * objc/objc-act.c (generate_static_references): Likewise.
7998 2001-03-14 Zack Weinberg <zackw@stanford.edu>
8000 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
8001 gcc_AC_C_FLOAT_FORMAT): New macros.
8002 * configure.in: Add AC_PROG_CPP after CC tests;
8003 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
8004 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
8005 * configure, config.in: Regenerate.
8007 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
8008 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8009 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8010 config/i370/xm-linux.h, config/i370/xm-oe.h,
8011 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8012 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
8013 config/pa/xm-linux.h, config/pa/xm-pa.h,
8014 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
8015 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
8016 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
8017 config/we32k/xm-we32k.h: Delete.
8019 * config/i370/xm-mvs.h, config/m88k/m88k.h,
8020 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8021 config/vax/xm-vms.h: Don't define any of:
8022 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
8024 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
8026 * config.gcc: Remove references to deleted files.
8027 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
8028 FATAL_EXIT_CODE, which is the same between oe and mvs).
8030 2001-03-14 DJ Delorie <dj@redhat.com>
8031 Vladimir Makarov <vmakarov@redhat.com>
8033 * config/i960/i960.c (i960_function_prologue): Compute size of
8034 frame according to number of registers actually saved there.
8036 2001-03-14 Richard Henderson <rth@redhat.com>
8038 * expr.c (emit_move_insn_1): Fix else if around #endif.
8040 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
8043 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
8046 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
8048 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
8049 (override_options): Parse cmodel string.
8050 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
8051 * i386.h (TARGET_OPTIONS): Add "cmodel".
8052 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
8054 (ix86_cmodel_string, ix86_cmodel): Declare.
8056 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
8059 * i386.h (GENERAL_REG_P): Add missing REG_P.
8061 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
8063 * configure.in: Use $gcc_cv_as instead of $as.
8064 * configure: Regenerated.
8066 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
8068 * cppfiles.c (stack_include_file): Only increase the include
8069 count if we actually process the file properly, as opposed
8070 to treating it as length zero. Only call read_include_file
8071 if not DO_NOT_REREAD. Handle the -H include file output
8073 (read_include_file): Remove now redundant DO_NOT_REREAD check.
8074 (cpp_included, find_include_file): Simplify pathnames after
8075 remapping them. If remapping, don't use the remapped file
8076 name's buffer as our scratch buffer.
8077 (cpp_pop_file_buffer): Replace the multiple include macro
8078 only if it isn't yet set.
8079 (read_name_map): Simplify remapped names when reading in.
8080 (remap_filename): Move code to code path that uses it.
8081 (_cpp_simplify_pathname): Return the input pointer.
8082 * cpphash.h (_cpp_simplify_pathname): Update prototype.
8084 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8086 * expr.c (expand_expr): Revove bogus conditional.
8088 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
8090 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
8092 2001-03-14 Jakub Jelinek <jakub@redhat.com>
8094 * reg-stack.c (stack_result): Unconditionally use
8095 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
8097 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
8099 * expr.c (emit_move_insn_1): Split push of complex value when
8100 no suitable push instruction exist.
8102 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
8103 instead of QI_REG_P.
8105 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8107 * alias.c (handled_component_p, can_address_p): New functions.
8108 (get_alias_set): Use them.
8110 2001-03-13 Jim Wilson <wilson@redhat.com>
8112 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
8113 from 80 in try_locals code.
8114 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
8116 2001-03-13 Zack Weinberg <zackw@stanford.edu>
8118 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
8119 gcc_AC_C_LONG_LONG): New.
8120 * configure.in: Use them. Probe the size of short, int, long,
8121 and long long/__int64 if we have them. Move all the AC_C_*
8122 checks together, except gcc_AC_C_CHAR_BIT which has to go
8123 after AC_CHECK_HEADERS(limits.h).
8124 Take hwint.h out of host_xm_file and build_xm_file.
8126 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
8127 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
8128 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
8129 Move the HOST_WIDEST_INT setup logic here from system.h.
8130 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
8132 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
8133 is now handled by hwint.h.
8135 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
8136 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
8137 config/ia64/xm-ia64.h: Don't define any of:
8138 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
8139 HOST_BITS_PER_LONGLONG.
8141 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
8142 config/h8300/xm-h8300.h, config/mips/iris6.h,
8143 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
8144 config/sparc/xm-sp64.h: Delete.
8145 * config.gcc: Remove references to deleted files.
8147 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
8148 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
8149 * config/i370/xm-linux.h: Clarify floating-point situation in
8152 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
8154 * cppfiles.c (NO_INCLUDE_PATH): New macro.
8155 (find_include_file): Decide here which part of the include
8156 chain to start the search. Complain about an empty include
8157 chain in all cases apart from an abolsute file name.
8158 (_cpp_execute_include): Don't choose the search chain here.
8159 Don't call handle_missing_include in the case of an empty
8161 (_cpp_compare_file_date): Don't choose the search chain here.
8162 * cpplib.c (do_include_next): Move the in-main-file diagnostic
8163 here from _cpp_execute_include. Behave like #include if
8164 we're in the main file.
8166 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8168 * system.h (malloc, realloc, calloc, strdup): Only poison these
8169 tokens when IN_GCC is defined.
8171 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
8173 * i386.md (abs?f expander): Support SSE case.
8174 (abd?f_if): Add new "USE"; add splitters.
8176 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8178 * cpp.texi (poison): Explain the macro expansion exception.
8180 2001-03-13 Jakub Jelinek <jakub@redhat.com>
8182 * expr.c (store_expr): Add dont_store_target. If temp is already in
8183 target before copying to reg, don't store it into target again.
8185 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8187 * cppinternals.texi: Update for file handling.
8189 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8191 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
8192 2001-02-24 which broke building the Java library.
8193 * function.c (identify_blocks): Likewise.
8194 (all_blocks): Likewise.
8195 * integrate.c (integrate_decl_tree): Likewise.
8196 * print-tree.c (print_node): Likewise.
8197 * tree.h (BLOCK_NUMBER): Likewise.
8198 (struct tree_block): Likewise.
8200 2001-03-12 David Edelsohn <edelsohn@gnu.org>
8202 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
8203 __WCHAR_TYPE__ definition.
8204 (WCHAR_TYPE_SIZE): #undef before #define.
8206 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8208 * cppfiles.c: Update comments.
8209 (destroy_include_file_node): Rename destroy_node.
8210 (find_or_create_entry): New function.
8211 (open_file, _cpp_fake_include): Use it.
8212 (handle_missing_header): New function, broken out of
8213 _cpp_execute include. Don't segfault if there is no
8214 system or quoted path.
8215 (_cpp_execute_include): Use handle_missing_header.
8217 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8219 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
8220 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
8222 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8224 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
8225 unless anti_dependence says they are.
8226 * alias.c (objects_must_conflict): If neither has a type specified,
8229 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8230 David Billinghurst <David.Billinghurst@riotinto.com>
8232 * config/mips/iris5.h: Change WCHAR_TYPE to int.
8234 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
8236 * i386.md (trunctfdf2_2): Rename missnamed pattern.
8237 (*_one_bit): Remove type on the match_operand in attributes.
8239 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
8241 * i386.c: Commit forgotten hunk in previous patch.
8242 (regclass_map): Add extended registers.
8243 (dbx_register_map): Add missing frame register.
8245 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
8247 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
8249 * i386.md (x86_sahf_1): Disable for 64bit.
8250 (popsi*, pophi*): Likewise.
8251 (pushqi, pushhi): Likewise.
8252 (movdi, pushdi): Likewise.
8253 (zero extend DImode splitter): Likewise.
8254 (adddi, minusdi splitter): Likewise.
8255 (umulsidi): Likewise.
8257 (mulsidi): Disable for 64bit
8258 (lshift:DI/ashift:DI): Disable for 64bit.
8259 (loop patterns): Likewise.
8260 (call_pop, call_value_pop expanders and patterns): Likewise.
8261 (prologue_get_pc): Likewise.
8263 (fcmovDI pattern and splitter): Likewise.
8264 (movdfcc_1_rex64): New.
8266 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
8268 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
8269 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
8270 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
8271 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
8272 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
8273 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
8274 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
8275 (PUSH_ROUNDING): x86_64 rounds to 64bits.
8276 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
8277 (REGPARM_MAX): Set to 6 for x86_64.
8278 (SSE_REGPARM_MAX): Set to 16 for x86_64.
8279 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
8282 * (patterns that does use upper halves): Update constraints
8283 'q' to 'Q' and 'r' to 'R'.
8284 (cmpqi_ext_1): Disable for 64bit.
8285 (cmpqi_ext_3_insn): Likewise.
8286 (movqi_extzv_1): Likewsie.
8287 (addqi_ext_1): Liekwsie
8288 (testqi_ext_1): Liekwsie
8289 (andqi_ext_1): Liekwsie
8290 (xorqi_ext_1): Liekwsie
8291 (cmpqi_ext_1_rex64): New.
8292 (cmpqi_ext_3_insn_rex64): Likewise.
8293 (movqi_extzv_1_rex64): Likewsie.
8294 (addqi_ext_1_rex64): Liekwsie
8295 (testqi_ext_1_rex64): Liekwsie
8296 (andqi_ext_1_rex64): Liekwsie
8297 (xorqi_ext_1_rex64): Liekwsie
8299 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8301 * configure.in: Move check for unsigned enumerated bitfields
8302 to macro in aclocal.m4. Disable it for now.
8303 * configure, config.in: Regenerate.
8304 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
8305 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
8306 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
8307 kind above its first use.
8309 * config/xm-interix.h, config/alpha/xm-alpha.h,
8310 config/i370/xm-linux.h, config/i386/xm-beos.h,
8311 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
8312 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8313 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
8314 Don't define ONLY_INT_FIELDS under any circumstances.
8316 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
8318 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8319 config/sparc/xm-sysv4.h: Delete - now identical with some
8321 * config.gcc (hppa targets): Replace xm-pahpux.h and
8322 xm-papro.h with implicit xm-pa.h.
8323 (sparc targets): Replace xm-sysv4.h with implicit or explicit
8326 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
8328 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
8329 before reload_cse_noop_set_p.
8331 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8333 * config.gcc: Where xm-host.h used to include another
8334 xm-host.h, list the nested header directly in xm_file. Remove
8335 references to deleted files. Can now use sparc/xm-sp64.h for
8338 * config/xm-linux.h, config/arm/xm-linux.h,
8339 config/i386/xm-dos.h, config/i386/xm-gnu.h,
8340 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
8341 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
8342 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
8343 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
8346 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
8347 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
8348 bother to wrap #undef in #ifdef.
8349 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
8350 Don't include xm-linux.h.
8351 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
8353 * configure.in: Wrap regexps using [] in changequote block.
8354 Use expr : not echo | grep. Simplify regexps.
8355 * configure: Regenerate.
8357 56 xm-files remain, 22 xm-arch.
8359 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8361 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
8362 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8363 (local_index, local_rindex): Delete, use strchr/strrchr instead.
8364 (copy_object): Fix format specifier vs argument mismatch.
8366 * mips-tdump.c: Make local functions static.
8367 (rindex): Don't #undef.
8368 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8369 (fatal, fancy_abort): Delete.
8370 (read_seek): Avoid signed/unsigned compare.
8372 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8374 * combine.c (try_combine): Fix error in change to try original
8376 (gen_rtx_combine): Do same as gen_rtx for now.
8378 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8380 * configure.in: AC_SUBST xm_defines.
8381 * configure: Regenerate.
8382 * Makefile.in: Set DEFINES=$(xm_defines) when building
8385 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8387 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
8388 (cpp_included, find_include_file): Update.
8389 (_cpp_compare_file_date): Make else unconditional.
8391 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
8393 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
8395 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8397 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
8398 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
8400 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
8402 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
8403 if it's a record type.
8405 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
8407 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
8408 mingw includes slightly.
8410 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8412 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
8413 #undef token before poisoning it.
8415 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8417 * alpha.c (check_float_value): Use memcpy, not bcopy.
8419 * m32r.c (m32r_sched_reorder): Likewise.
8421 * vax.c (check_float_value): Likewise.
8423 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8425 * toplev.c (file_name_nondirectory): Remove.
8426 * toplev.h: Similarly.
8427 * dwarf2out.c (compute_section_prefix): Use lbasename instead
8428 of file_name_nondirectory.
8430 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8432 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
8433 * mips-tfile.c: Don't #undef rindex; not used.
8435 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
8437 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
8438 (dbx64_register_map): Declare.
8439 (RETURN_ADDR_RTX): Fix for 64bit.
8440 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
8441 (INCOMING_FRAME_SP_OFFSET): Set to 8.
8442 * i386.c (dbx64_register_map): New global array.
8443 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
8444 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
8447 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8449 * cppfiles.c (search_from): Use lbasename.
8450 * mkdeps.c (deps_add_default_target): Use lbasename.
8452 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8454 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
8455 xcalloc in lieu of malloc, realloc & calloc.
8457 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
8459 * gengenrtl.c (xmalloc): Likewise.
8461 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
8462 really_call_* memory allocation routines.
8464 * stmt.c (check_for_full_enumeration_handling): Use
8465 really_call_calloc, not calloc.
8467 * system.h (really_call_malloc, really_call_calloc,
8468 really_call_realloc): Define.
8469 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
8471 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
8473 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
8475 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
8477 * configure: Rebuilt.
8478 * configure.in: Only use `lang_requires' for languages athat are
8481 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
8483 * invoke.texi: Fix typo.
8484 * gcc.1: Regenerate.
8486 2001-03-09 Zack Weinberg <zackw@stanford.edu>
8488 * configure.in: Prune nonexistent files from build_xm_file,
8489 xm_file, and host_xm_file lists. Warn unless they're
8491 Don't generate *config.h here.
8492 AC_SUBST all variables needed to generate *config.h.
8493 * configure: Regenerate.
8494 * mkconfig.sh: New helper script, from code removed from
8496 * Makefile.in: Zap all MALLOC variables - no longer used
8497 anywhere, and malloc.c doesn't exist.
8498 Substitute in variables needed to generate *config.h.
8499 Stop lying about the dependencies contained in CONFIG_H and
8501 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
8502 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
8503 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
8504 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
8505 $(TM_P_H), etc. as appropriate.
8507 * config.gcc: Zap references to deleted files.
8508 * ggc-none.c: Don't include rtl.h or tm_p.h.
8510 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
8511 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
8512 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
8513 config/i386/xm-linux.h, config/i386/xm-linux.h,
8514 config/i386/xm-next.h, config/i386/xm-openbsd.h,
8515 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
8516 Don't include i386/xm-i386.h.
8518 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
8519 config/i386/xm-i386.h, config/i860/xm-i860.h,
8520 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
8521 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8522 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
8523 Delete (empty except comments, #includes of other deleted
8524 files, and macros used nowhere).
8526 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
8528 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
8529 independent on TARGET_FLAGS.
8531 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
8533 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
8535 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
8537 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
8539 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
8540 LAST_REX_SSE_REG): define.
8541 (enum reg_class): Add 'LEGACY_REGS'
8542 (REG_CLASS_CONTENTS): Likewise; add extended registers.
8543 (SSE_REGNO_P): Recognize extended registers.
8544 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8545 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8546 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8547 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8548 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8549 REG_OK_FOR_STRREG_P): Remove.
8550 (HI_REGISTER_NAMES): Add extended registers.
8551 (ADDITIONAL_REGISTER_NAMES): Likewise.
8552 (QI_REGISTER_NAMES): Add 8bit extended registers.
8553 (DEBUG_REG): Support extended registers.
8554 * i386.c (regclass_map): Add extended registers.
8555 (dbx_register-map): Likewise.
8556 (svr4_dbx_register_map): Likewise.
8557 (print_reg): Support extended registers.
8558 (print_operand): Support 64bit operands.
8560 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8562 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8563 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8564 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8565 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8566 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8567 STACK_BOUNDARY): Set properly for 64bits.
8568 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8569 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8570 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8571 (MOVE_MAX): Set to 16.
8572 (MOVE_MAX_PIECES): 8 for 64bit.
8573 (Pmode): Set to SImode.
8575 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8577 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8579 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8581 * i386.h (mask_64bit): New constant.
8582 (target_64bit): New macro.
8583 (target_options): Add '64'/'32'
8584 (target_default): Define.
8585 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8586 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8587 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8589 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8591 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8593 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8595 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8596 LO_SUM unless for_alias is set.
8598 2001-03-08 Stan Shebs <shebs@apple.com>
8600 * objc/objc-act.c: Fix old typos in comments, add comments for
8602 (hash_init): Fix file name in error message.
8603 (hash_enter): Ditto.
8604 (hash_add_attr): Ditto.
8605 (continue_class): Ditto.
8607 2001-03-08 Bruce Korb <bkorb@gnu.org>
8609 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8610 wait4() can receive the signal.
8612 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8614 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8616 * fixinc/fixincl.x: Regenerate.
8618 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8620 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8622 * fixinc/fixincl.x: Regenerate.
8624 2001-03-08 Richard Henderson <rth@redhat.com>
8626 * configure.in (HAVE_AS_LEB128): New assembler check.
8627 * configure, config.in: Rebuilt.
8629 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8631 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8634 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8636 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8637 references to the MAXPATHLEN macro.
8639 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8640 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8643 * config/i386/xm-gnu.h, config/xm-gnu.h,
8644 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8645 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8646 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8647 and/or unused files.
8649 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8650 doing so in various xm-*.h files.
8652 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8654 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8656 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8658 * configure.in (enable_shared): Support per-package shared-library
8660 * configure: Rebuilt.
8662 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8664 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8665 for crnot. Set operands[5] in splitter.
8667 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8669 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8670 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8671 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8672 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8673 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8674 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8675 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8678 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8679 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8680 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8681 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8682 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8683 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8684 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8685 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8686 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8687 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8688 Delete unused and/or empty files.
8690 * config.gcc: Define USG in xm_defines as appropriate. Define
8691 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8692 macro. Remove deleted xm-* files from $xm_files variable.
8694 2001-03-07 Tom Tromey <tromey@redhat.com>
8696 * configure: Rebuilt.
8697 * configure.in: Allow config-lang.in to set `lang_requires' to list
8698 of other required languages.
8700 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8702 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8704 (output_prologue): Use xmalloc not oballoc.
8705 (output_epilog): Free a29k_first_epilogue_insn when finished.
8706 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8708 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8710 * builtins.c (expand_builtin_mathfn): Check
8711 flag_unsafe_math_optimizations, not flag_fast_math.
8712 (expand_builtin): Likewise
8713 * combine.c (combine_simplify_rtx): Likewise.
8714 (simplify_if_then_else): Likewise.
8715 * cse.c (fold_rtx): Likewise.
8716 * flags.h: Remove flag_fast_math. Add
8717 flag_unsafe_math_optimizations and flag_trapping_math.
8718 * fold-const.c (negate_expr): Check
8719 flag_unsafe_math_optimizations, not flag_fast_math.
8720 (invert_truthvalue): Likewise.
8721 (fold): Likewise. Before associating operands, check that
8722 code == MULT_EXPR, not code != MULT_EXPR.
8723 * ifcvt.c (noce_try_minmax): Check
8724 flag_unsafe_math_optimizations, not flag_fast_math.
8725 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8726 * invoke.texi: Document -funsafe-math-optimizations and
8727 -fno-trapping-math. Change documentation for -ffast-math.
8728 * jump.c (reversed_comparison_code_parts): Likewise.
8729 (rtx_equal_for_thread_p): Likewise.
8730 * optabs.c (emit_conditional_move): Likewise.
8731 * simplify-rtx.c (simplify_binary_operation): Likewise.
8732 (simplify_relational_operation): Likewise.
8733 (simplify_ternary_operation): Likewise.
8734 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8735 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8736 Add trapping-math and unsafe-math-optimizations entries to f_options.
8737 (set_fast_math_flags): New, sets flags for -ffast-math.
8738 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8739 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8740 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8742 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8743 (alpha_emit_conditional_move): Initialize local_fast_math to
8744 flag_unsafe_math_optimizations, not flat_fast_math.
8745 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8746 instead of setting flag_fast_math to 1.
8747 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8749 * config/i386/i386.c (override_options): Likewise
8750 * config/i386/i386.md: Likewise.
8751 * config/m68k/m68k.md: Likewise.
8752 * config/mips/mips.md: Likewise.
8753 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8754 (rs6000_generate_compare): Likewise.
8756 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8758 * Makefile.in: Set RANLIB to @RANLIB@.
8761 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8763 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8764 * fixinc/fixincl.x: Regenerated.
8766 2001-03-07 Richard Henderson <rth@redhat.com>
8768 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8770 2001-03-07 Richard Henderson <rth@redhat.com>
8772 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8773 of block notes and exception handling notes.
8775 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8776 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8777 (compile_file): ... here.
8779 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8781 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8783 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8784 config.h now. Include libiberty.h to handle alloca.
8786 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8788 * c-parse.in (yylexname): New function, split out of _yylex.
8789 (objc_rid_sans_at): New table.
8790 (init_reswords): Initialize it.
8791 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8792 retrieving the next token and checking it for significance as
8793 an ObjC keyword or string constant.
8795 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8796 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8798 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8801 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8803 * config/m68k/m68k.c (const_uint32_operand): Accept any
8804 const_int on a 32-bit host.
8806 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8808 * objc/objc-act.c (init_objc): Set save_lang_status,
8809 restore_lang_status, and mark_lang_status.
8811 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8813 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8815 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8817 * cppinternals.texi: Update.
8819 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8821 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8822 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8823 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8824 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8825 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8826 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8827 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8828 config/i386/xm-i386.h, config/i860/xm-i860.h,
8829 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8830 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8831 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8832 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8833 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8834 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8835 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8836 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8837 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8838 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8839 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8840 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8841 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8842 match the defaults provided in hwint.h.
8844 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8845 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8847 * config.gcc (xm_file): Don't set to files which are deleted.
8849 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8850 guard this file against these macros being undefined.
8852 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8854 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8855 and DECL_DEFER_OUTPUT on the decl we create, before calling
8856 rest_of_decl_compilation.
8858 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8860 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8862 * configure, config.in: Regenerate.
8863 * config.gcc: Remove references to deleted files.
8865 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8866 genrecog.c, rtl.c: Do not use alloca anywhere.
8868 * Makefile.in, build-make, system.h, config/x-interix,
8869 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8870 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8871 config/arc/xm-arc.h, config/arm/xm-arm.h,
8872 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8873 config/h8300/xm-h8300.h, config/i370/x-oe,
8874 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8875 config/i386/x-ncr3000, config/i386/x-sco5,
8876 config/i386/xm-dgux.h, config/i860/x-sysv4,
8877 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8878 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8879 config/m68k/x-hp320g, config/m69k/x-mot3300,
8880 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8881 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8882 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8883 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8884 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8885 config/mips/x-iris, config/mips/x-iris3,
8886 config/mips/x-sni-svr4, config/mips/x-sysv,
8887 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8888 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8889 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8890 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8891 config/pa/xm-papro.h, config/romp/xm-romp.h,
8892 config/rs6000/x-aix31, config/rs6000/x-aix41,
8893 config/rs6000/x-beos, config/rs6000/x-lynx,
8894 config/rs6000/x-mach, config/rs6000/x-rs6000,
8895 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8896 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8897 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8898 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8899 config/vax/xm-vms.h: Eradicate all references to alloca and
8902 * config/xm-alloca.h, config/clipper/x-clix,
8903 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8904 config/i860/x-sysv3, config/m88k/x-sysv3,
8905 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8906 (contained only alloca related hacks).
8908 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8911 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8913 * invoke.texi: Document __FAST_MATH__.
8915 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8917 * crtstuff.c: Restore include of auto-host.h.
8919 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8921 Put main() in a separate file, so that the language
8922 front-end can use a different main().
8925 * toplev.c: (main): Rename as toplev_main.
8926 * toplev.h: Declare toplev_main.
8927 * Makefile.in (OBJS): add toplev.o.
8928 (BACKEND): remove toplev.o, add main.o.
8930 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8932 * cppfiles.c (search_from): Special case the empty string.
8934 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8936 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8937 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8938 strlen or strcpy; we already know the length.
8939 (_cpp_compare_file_date): Similarly.
8940 * cpphash.h (struct cpp_reader): Delete done_initialising.
8941 (CPP_PREV_BUFFER): Delete.
8942 * cppinit.c (cpp_start_read): Don't set done_initialising.
8943 * cpplex.c (parse_string): Guarantee null-termination.
8944 (_cpp_equiv_toklists): Remove.
8945 * cpplib.c (glue_header_name): Null-terminate.
8946 (do_line): Don't leak memory.
8947 * cpplib.h (BT_WEAK): Delete.
8948 * cppmain.c (cb_ident): Strings are now null-terminated.
8950 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8952 * gcc.c (convert_filename): Append executable suffix
8953 if NO_AUTO_EXE_SUFFIX is not defined.
8954 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8955 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8957 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8959 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8960 * c-parse.gperf, c-gperf.h: Delete.
8961 (c-gperf.h was accidently re-added to the CVS repo in the rev
8962 1.16 commit by tromey)
8964 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8966 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8967 macro arguments when looking for the '('.
8968 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8969 2 when really parsing arguments; 1 when looking for '('.
8970 Always restore the lexer position.
8972 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8974 * longlong.h (umul_ppmm): Don't use a multiline string.
8976 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8978 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8979 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8980 t_bool in declaration because pcc can't combine volatile with typedef
8983 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8985 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8986 until when it is really needed.
8987 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8988 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8989 * i386.md (float?i?f splitter): Don't force source operand to memory
8991 (sse_movdfcc): Fix constraint.
8992 (sse_movdfcc splitter): Handle properly the second alternative.
8994 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8996 * cpplex.c (parse_string): Unconditionally pedwarn.
8998 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
9001 * cppexp.c (parse_number): Update.
9002 * cpplex.c (parse_string): Pedwarn if multiline string does not
9003 result from a system header's macro.
9004 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
9005 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
9006 for function-like macros too.
9007 * c-lex.c (lex_number): Update.
9009 2001-03-03 Richard Henderson <rth@redhat.com>
9011 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
9013 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
9015 * combine.c (try_combine): If split with mode-changed scratch
9016 register didn't work, try the original mode.
9018 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
9020 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
9021 * config/c4x/c4x.h: Likewise.
9022 * stor-layout.c (compute_record_mode): Likewise.
9023 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
9025 2001-03-02 Zack Weinberg <zackw@stanford.edu>
9027 * configure.in: Kill tm.h. Include the files in the $tm_file
9028 list in all three of config.h, hconfig.h, tconfig.h, after the
9029 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
9030 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
9031 * configure: Regenerate.
9032 * Makefile.in (clean): Don't delete tm.h.
9034 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
9035 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
9036 those are not defined, set SEC and FEC to 0 and 1.
9037 * gcc.texi: Update to match.
9039 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
9040 * config/fp-bit.c, config/m68k/aux-crt2.asm,
9041 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
9042 Include tconfig.h, not tm.h.
9044 * config/xm-lynx.h, config/xm-std32.h,
9045 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
9046 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
9047 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
9048 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9049 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9050 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9051 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
9052 config/i386/xm-i386.h, config/i860/xm-i860.h,
9053 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
9054 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
9055 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
9056 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
9057 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
9058 config/pa/xm-linux.h, config/pa/xm-pa.h,
9059 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
9060 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
9061 config/pj/xm-pj.h, config/romp/xm-romp.h,
9062 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9063 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9064 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9065 config/v850/xm-v850.h, config/vax/xm-vax.h,
9066 config/we32k/xm-we32k.h:
9068 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
9070 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
9071 config/i370/xm-oe.h: Don't include tm.h. Don't define
9073 * config/vax/xm-vms.h: Don't include tm.h.
9075 * config/xm-lynx.h, config/avr/xm-avr.h,
9076 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
9077 Delete; made empty by above changes.
9078 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
9079 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
9080 Don't include config/xm-lynx.h or tm.h.
9082 * config/xm-gnu.h: Don't include fcntl.h.
9083 * config/sparc/xm-lynx.h: Don't include sys/types.h and
9085 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
9087 2001-03-02 Richard Henderson <rth@redhat.com>
9089 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
9090 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
9092 2001-03-02 Richard Henderson <rth@redhat.com>
9094 * Makefile.in (OBJS): Add dwarf2asm.o.
9095 * dwarf2asm.c, dwarf2asm.h: New files.
9096 * dwarf2out.c (*): Use them.
9097 (size_of_uleb128, size_of_sleb128): Remove.
9098 (output_uleb128, output_sleb128): Remove.
9099 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
9100 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
9101 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
9102 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
9103 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
9104 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
9105 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
9106 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
9107 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
9108 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9109 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
9110 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
9111 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
9112 (dwarf2out_frame_debug): Remove unused variables.
9113 (output_loc_operands): Don't abort on 8 byte constants if
9114 host integers are wide enough.
9115 (output_symbolic_ref): Remove.
9116 (size_of_die): Don't assume 4 byte host integers.
9117 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
9119 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
9120 something stupid with HOST_WIDE_INT to long truncation.
9121 [CONST_DOUBLE]: Likewise.
9123 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
9124 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9125 * config/arm/unknown-elf.h: Likewise.
9126 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
9127 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
9128 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
9129 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
9130 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
9131 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
9132 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
9133 (ASM_OUTPUT_DWARF_OFFSET): Remove.
9134 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
9135 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
9136 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
9137 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
9139 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9141 * cselib.c (hash_rtx): Cast enums to unsigned int.
9143 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9145 * print-rtl.c (print_rtx): Cast enums to int for comparison.
9146 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
9148 * c-format.c (C_STD_VER): Cast to int for comparisons.
9149 (check_function_format): Cast various enums to int for &.
9150 (maybe_read_dollar_number): Likewise.
9151 (check_format_info): Likewise.
9152 (check_format_info_main): Likewise.
9153 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
9154 (safe_from_p): Likewise.
9155 * varasm.c (const_hash): Cast enum to int for %.
9156 * emit-rtl.c (init_emit_once): Use int loop variable to work around
9157 pcc enum problems with < and ++ operators.
9158 * regclass.c (init_reg_sets_1): Cast enums for comparison.
9159 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
9160 (regclass_init): Change enum class to int to iterate over reg_classes.
9161 * genrecog.c (merge_trees): Cast enums for comparison.
9162 * rtl.h (GET_CODE): Cast to enum rtx_code.
9163 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
9164 (GET_MODE): Cast to enum machine_mode.
9165 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
9166 (GET_NOTE_INSN_NAME): Cast enum to int.
9167 * tree.h (TREE_CODE): Cast to enum tree_code.
9168 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
9169 * timevar.c (timevar_print): Change loop variable id from enum to
9171 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
9172 * config/i386/i386.md: Use PUT_MODE for mode assignment.
9173 * toplev.c (compile_file): Cast enum DFI to int.
9174 (decode_d_option): Likewise.
9176 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
9178 * cppinit.c (append_include_chain): Mark "after" include file name list
9179 as a system directory.
9180 * cpp.texi: Document new behavior.
9182 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
9184 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
9186 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
9188 * cppfiles.c (struct include_file): Update.
9189 (stack_include_file): Use search_from.
9190 (cpp_included, find_include_file): Update.
9191 (cpp_execute_include): Update. ptr->name may not be
9192 null terminated. Use the new search_from member variable
9194 (_cpp_compare_file_date): Similarly.
9195 (search_from): New function, similiar to actual_directory.
9196 (actual_directory): Delete.
9197 (remap_filename): Update. loc->name may not be null terminated.
9198 (struct file_name_list): Rename search_path. Update.
9199 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
9200 search_from and dir.
9201 (struct cpp_reader): Remove actual_dirs.
9202 * cppinit.c (struct cpp_pending): Update for renamed objects.
9203 (append_include_chain, remove_dup_dir, remove_dup_dirs,
9204 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
9205 * cpplib.h (struct cpp_options): Similarly.
9207 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9209 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
9210 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
9211 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
9212 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9213 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9214 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9215 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
9216 config/i370/xm-linux.h, config/i370/xm-mvs.h,
9217 config/i370/xm-oe.h, config/i386/xm-aix.h,
9218 config/i386/xm-i386.h, config/i386/xm-osf.h,
9219 config/i860/xm-i860.h, config/i960/xm-i960.h,
9220 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
9221 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
9222 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
9223 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
9224 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
9225 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
9226 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
9227 config/pj/xm-pj.h, config/romp/xm-romp.h,
9228 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9229 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9230 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9231 config/v850/xm-v850.h, config/vax/xm-vax.h,
9232 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
9233 Do not define TRUE or FALSE.
9235 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
9236 empty by above change.
9237 * config.gcc: Remove references to these files.
9239 * configure.in: Detect stdbool.h.
9240 * configure, config.in: Regenerate.
9241 * system.h: Include stddef.h here if available.
9242 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
9243 Then set up a sensible boolean type at the very end.
9245 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
9246 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
9248 * hash.h: Delete 'boolean' typedef and related #undefs.
9250 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
9251 all uses of 'boolean' with 'bool'.
9253 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
9255 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
9256 * cppexp.c (lex): Cast enums for comparison.
9257 * cppinit.c (parse_option): Cast enum for comparison.
9258 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
9259 (cpp_output_token): Likewise.
9260 (cpp_can_paste): Cast enums for comparsion and plus/minus.
9261 (cpp_avoid_paste): Cast enums for minus and comparison.
9263 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9265 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
9266 field to all array elements.
9268 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9270 * cpphash.h (struct cpp_reader): Add print_version field.
9271 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
9272 just set print_version and other flags as appropriate.
9273 (cpp_post_options): Print version here if print_version is set.
9275 * toplev.c (exit_after_options): New flag.
9276 (independent_decode_option): Don't exit here; just set
9278 (main): Exit after calling lang_hooks.post_options if
9279 exit_after_options is true.
9281 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
9282 (merge_include_chains): Adjust comment to match code.
9284 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9286 * stringpool.c (set_identifier): New function.
9287 * tree.h: Prototype it.
9289 * c-parse.in: Kill D_YES. If compiled for objc, call
9290 save_and_forget_protocol_qualifiers from init_reswords.
9291 * objc/objc-act.c (remember_protocol_qualifiers,
9292 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
9293 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
9295 (save_and_forget_protocol_qualifiers): New function.
9296 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
9298 2001-03-01 Diego Novillo <dnovillo@redhat.com>
9300 * c-semantics.c (prune_unused_decls): Return error_mark_node
9301 instead of (tree) 1 to stop traversing the tree chain.
9303 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9305 Fix a problem introduced by Kenner's Feb 18 change.
9306 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
9307 flag_cse_skip_blocks only temporarily, not for ever.
9309 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
9311 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
9312 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
9314 * pa.c (emit_move_sequence): Verify operand0 is a hard register
9315 before determining its register class.
9317 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9319 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
9320 from reg 4 if current_function_calls_setjmp.
9321 (gen_nop_type): New function.
9322 (ia64_emit_nops): New function.
9323 (ia64_reorg): Call it.
9324 (ia64_sched_reorder): Move code that rotates bundles up a bit.
9326 * reload1.c (eliminate_regs_in_insn): Restrict the special case
9327 code not to try to optimize adds with anything but a REG destination.
9329 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
9330 (INSN_PRIORITY_KNOWN): New accessor macro.
9331 * haifa-sched.c (priority): Use it instead of testing priority against
9334 2001-02-28 DJ Delorie <dj@redhat.com>
9336 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
9337 since that doesn't work the way gcc wants on a generic m68k.
9339 2001-02-28 Richard Henderson <rth@redhat.com>
9341 * caller-save.c (save_call_clobbered_regs): Fix typo in
9342 comparison last change.
9344 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
9346 * i386.c (pentium4_cost): New.
9347 (m_PENT4): New macro.
9348 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
9349 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
9350 x86_integer_DFmode_moves, x86_partial_reg_dependency,
9351 x86_memory_mismatch_stall): Add Pentium4
9352 (x86_use_q_reg, x86_use_any_reg): Kill.
9353 (override_options): Add pentium4.
9354 (incdec_operand): Return 0 for pentium4.
9355 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
9356 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
9357 (TARGET_PENTIUM4): Define.
9358 (enum processor_type): Add PROCESSOR_PENTIUM4.
9359 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
9360 * i386.md (attribute "cpu"): Add pentium4.
9361 * invoke.texi (march): Add pentium4.
9363 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
9365 * i386.md (sse_mov?fcc*): New patterns and splitters.
9366 * i386.c (ix86_expand_movcc): Work post-reload; recognize
9367 the SSE based conditional moves.
9369 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
9371 * i386.md (attribute mode): Add "TI".
9372 (movsf_1): Add pxor support; remove constant propagation splitter.
9373 (movdf_integer): Likewise.
9374 (movdf_nointeger): Likewise.
9375 (movxf constant prop splitter): Handle all modes; update for SSE.
9376 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
9377 * i386.c (standard_80387_constant_p): Rewrite.
9378 (standard_sse_constant_p): New.
9379 * i386-protos.h (standard_sse_constant_p): New.
9381 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
9383 * i386.md (sse_setccsf, sse_setccdf): New.
9384 (sse_cmp* patterns): Use '%D' instead of outputtting condition
9386 * i386.c (sse_comparison_operator): Accept the supported unordered
9387 comparses; be ready for fast_math.
9388 (print_operand): Support 'D'.
9390 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
9392 * jump.c (reversed_comparison_code): Kill.
9394 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
9396 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
9399 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
9401 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
9402 add missing '%' in constraints.
9404 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
9406 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
9407 for HOST_BITS_PER_WIDE_INT == 32 too.
9409 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
9411 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
9413 (insert_save, insert_restore): New parameter save_mode.
9414 (init_caller_save): Update initialization of reg_save_code
9415 and reg_restore_code.
9416 (save_call_clobbered_regs): Compute save_modes and update calls to
9417 reg_save_code and reg_restore_code.
9418 (insert_restore): Unsignetize numbers; use save_modes to choose mode
9419 of spill; update use of reg_restore_code.
9420 (insert_save): Likewise.
9421 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9422 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9423 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
9425 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9427 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
9428 noce_try_store_flag_inc, noce_try_store_flag_mask,
9429 noce_try_cmove_arith):
9430 Use reversed_comparison_code instead of reverse_comparison and
9431 can_reverse_comparison_p.
9433 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
9435 * jump.c (reversed_comparison_code_parts): Allow reversal of
9436 unordered compares in -ffast-math mode; reverse ordered compares
9437 for FP even w/o -ffast-math.
9439 2001-02-27 Richard Henderson <rth@redhat.com>
9441 * print-rtl.c (print_rtx) [i]: Don't print field five on
9442 NOTEs other than NOTE_INSN_DELETED_LABEL.
9444 2001-02-27 Zack Weinberg <zackw@stanford.edu>
9446 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
9447 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
9449 2001-02-27 Diego Novillo <dnovillo@redhat.com>
9451 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
9452 even if walk_subtrees is 0.
9453 * c-semantics.c (prune_unused_decls): Return a non-null value to
9454 stop traversing the tree chain.
9456 2001-02-27 DJ Delorie <dj@redhat.com>
9458 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
9459 register, *then* define it as the new CFA.
9461 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
9463 * pa.c (override_options): Promote -fpic to -fPIC.
9464 (legitimize_pic_address): Simplify due to removal of
9465 small PIC as a code generation option.
9466 (secondary_reload_class): Similarly.
9467 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
9468 (PRINT_OPERAND_ADDRESS): Similarly.
9469 * pa.md (various patterns): Similarly.
9470 (small pic lo_sum pattern): Remove.
9472 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
9475 * md.texi (min, max): Document
9477 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
9479 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
9480 TARGET_PARTIAL_REG_DEPENDENCY.
9481 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
9483 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
9485 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
9487 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
9489 * mips.c (mips_make_temp_file): Fix thinko in last change.
9491 2001-02-26 Jason Eckhardt <jle@redhat.com>
9493 * combine.c (known_cond): Do not reverse the condition when
9494 SMAX/UMAX is being considered and the condition is for equality
9497 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
9499 2001-02-26 Philip Blundell <philb@gnu.org>
9501 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
9503 * config/arm/linux-elf.h: Remove historical relics related to
9504 above configurations.
9505 * config/arm/linux-oldld.h: Delete.
9506 * config/arm/linux-elf26.h: Delete.
9508 2001-02-26 Jason Merrill <jason@redhat.com>
9510 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
9512 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
9513 recognize a tentative definition. Lose obsolete code.
9515 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
9516 variables unless necessary, either.
9518 2001-02-25 Richard Henderson <rth@redhat.com>
9520 * ifcvt.c (struct noce_if_info): Add test_bb.
9521 (noce_get_alt_condition): New.
9522 (noce_try_minmax, noce_try_abs): New.
9523 (noce_operand_ok): New.
9524 (noce_process_if_block): Use them.
9525 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
9527 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
9529 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
9532 2001-02-25 Zack Weinberg <zackw@stanford.edu>
9534 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
9535 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
9537 (mips_asm_file_end): Free temp_filename here.
9539 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9541 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
9542 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
9544 * config/i386/i386.md (movstrsi): Handle FAIL case.
9546 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9548 * cppinit.c (builtin_array): Update.
9549 (init_builtins): Flag builtins to warn if redefined or
9550 undefined. Define __GXX_WEAK as a normal macro.
9551 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9552 * cpplib.h (NODE_WARN): New flag.
9553 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9554 Handle __STDC__ as a builtin only on Solaris.
9555 (warn_of_redefinition): Renamed from check_macro_definition.
9556 Reverse sense of test. Always warn if NODE_WARN.
9557 (_cpp_create_definition): Use warn_of_redefinition. Flag
9558 any macro beginning with "__STDC_" to require a mandatory
9559 warning if redefined or undefined.
9561 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9563 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9564 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9565 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9566 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9567 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9568 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9569 Don't define any of:
9570 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9571 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9572 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9573 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9574 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9576 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9577 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9580 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9581 Delete now-empty file.
9583 * alpha/vms.h: Define NEED_ATEXIT here...
9584 * alpha/xm-vms.h: ...not here.
9586 * i386/cygwin.h: Don't define PARAMS.
9587 * mips/mips.c: Don't prototype mktemp. Don't define
9588 P_tmpdir. Use make_temp_file to create temporary files.
9589 Don't be clever and delete temporary files early.
9590 * config.gcc: Drop references to deleted files. Don't define
9592 * gcc.texi: Don't mention USE_PROTOTYPES.
9594 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9596 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9597 (ix86_set_move_mem_attrs_1): Likewise.
9598 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9599 * config/i386/i386.md (movstrsi): Call it.
9601 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9603 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9604 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9605 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9606 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9608 (i750a-*-*): Error here if hosting on i750a.
9609 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9611 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9612 Remove (empty modulo comments).
9614 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9615 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9616 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9617 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9618 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9619 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9621 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9622 Remove reference to winnt.h in comment.
9623 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9625 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9627 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9628 used to set another biv.
9630 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9632 * tree.h (BLOCK_DEAD): New macro.
9633 (struct tree_block): New flag, dead_flag.
9634 * print-tree.c (print_node, case 'b'): Print missing fields.
9635 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9636 * function.c (identify_blocks): Enable test for misplaced notes.
9637 (all_blocks): Skip BLOCK_DEAD blocks.
9638 * integrate.c (integrate_decl_tree): Likewise.
9640 * errors.c (internal_error, trim_filename): New functions.
9641 (fancy_abort): Call internal_error.
9642 * errors.h (internal_error, trim_filename): New declarations.
9644 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9646 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9648 (EXTRA_CONSTRAINT): Formatting changes.
9650 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9652 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9654 2001-02-23 Per Bothner <per@bothner.com>
9656 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9657 so they can be called from java/jvspec.c.
9658 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9660 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9662 * i386.c (ix86_frame): New structure.
9663 (ix86_compute_frame_size): Kill.
9664 (ix86_compute_frame_layout): New.
9665 (ix86_save_reg): New.
9666 (ix86_can_use_return_insn_p): Use frame layout stuff.
9667 (ix86_expand_prologue): Likewise.
9668 (ix86_expand_epilogue): Likewise.
9669 (ix86_initial_elimination_offset): Likewise.
9670 (ix86_nsaved_regs): Use ix86_save_reg.
9671 (ix86_emit_save_regs): Likewise.
9673 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9675 * flow.c (find_sub_basic_blocks): New function.
9676 (split_block): Be ready for basic block introduced by CODE_LABEL.
9677 (commit_one_edge_insertion): Call find_sub_basic_block.
9679 * flow.c (make_edges): Add edge from entry for blocks starting with
9680 label having ALTERNATE_NAME
9682 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9684 * function.c (epilogue_done): Be ready for first basic block not
9685 containing PROLOGUE_END note.
9686 (reposition_prologue_and_epilogue_notes): Avoid placing
9687 PROLOGUE_END note between BASIC_BLOCK.
9689 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9691 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9693 2001-02-21 DJ Delorie <dj@redhat.com>
9695 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9696 check for current_function_has_nonlocal_goto from 1999-11-12.
9698 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9700 * diagnostic.c (trim_filename): No longer static.
9701 * toplev.h (trim_filename): Declare.
9702 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9703 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9704 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9705 (rtvec_check_failed_bounds): Likewise.
9706 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9708 * convert.c (convert_to_integer): Don't do unsigned unless result or
9709 both inputs are unsigned.
9711 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9714 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9716 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9718 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9720 * Makefile.in (resource.o): Add params.h dependence.
9721 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9722 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9723 * resource.c: Add dependence on params.h.
9724 (current_live_regs): Fix explanatory comment.
9725 (find_basic_block): Add new parameter to permit limiting search
9727 (mark_target_live_regs): Add new argument to find_basic_block call.
9728 (incr_ticks_for_insn): Likewise.
9730 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9732 * diagnostic.c (output_to_stream): Rename to
9733 output_buffer_to_stream. Loses the stream parameter.
9734 (init_output_buffer): Set diagnosic_buffer's stream.
9735 (flush_diagnostic_buffer): Adjust.
9736 (default_print_error_function): Likewise.
9737 (finish_diagnostic): Likewise.
9738 (verbatim): Likewise.
9740 * diagnostic.h (struct output_buffer): Add `stream' field.
9741 (output_buffer_attached_stream): New macro.
9743 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9745 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9746 check if either operand is divisible by C.
9747 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9748 If type is signed, consider negative numbers as well.
9750 2001-02-22 Richard Henderson <rth@redhat.com>
9752 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9753 reach .text instead of gp-relative relocs.
9754 * config/ia64/crtend.asm (.init): Likewise.
9756 2001-02-22 Andreas Jaeger <aj@suse.de>
9758 * extend.texi (C++ Attributes): Fix typo.
9760 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9762 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9763 functions, drop current_function_args_info.words test.
9764 (ia64_compute_frame_size): Mark syscall_linkage functions as
9765 using eight input registers.
9767 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9768 Bruce Korb <bkorb@gnu.org>
9770 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9771 * fixinc/README: Document how to convert sed substitutions
9772 to format style c_fix-es.
9773 * fixinc/fixincl.x: regen
9775 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9777 * gcc.c: Add comment explaining how to add a command-line option.
9778 Add title to specs language comment.
9780 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9782 * gcc.c (cc1_options): Add "-param".
9783 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9784 (option_map): Likewise.
9785 * toplev.c (display_help): Add entry for "--param".
9786 (independent_decode_option): Fix typographical error.
9788 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9789 Bernd Schmidt <bernds@redhat.com>
9790 Jan Hubicka <jh@suse.cz>
9792 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9793 (function_arg): Likewise.
9795 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9797 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9799 2001-02-21 Kazu Hirata <kazu@hxi.com>
9801 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9805 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9807 * flow.c (init_propagate_block_info): Canon address and use single_set
9808 for killing dead memory stores.
9810 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9812 * Makefile.in (reorg.o): Add params.h dependence.
9813 * params.def: Fix typographical error in comment.
9814 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9815 * params.h: Modify introductory comment.
9816 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9817 * reorg.c: Add dependence on params.h.
9818 (redundant_insn): Add parameterized throttle for search.
9819 (fill_simple_delay_slots): Add a comment explaining a variable.
9820 Move conditional out of loop, simplifying code.
9821 (fill_eager_delay_slots): Fix typographical error in comment.
9823 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9825 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9827 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9828 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9830 2001-02-21 Jason Merrill <jason@redhat.com>
9832 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9833 (struct tree_decl): Add uninlinable bitfield.
9834 * c-decl.c (duplicate_decls): Set it.
9835 * integrate.c (function_cannot_inline_p): Check it.
9837 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9838 DW_AT_MIPS_linkage_name to abstract methods.
9839 (dwarf2out_abstract_function): Emit class context before calling
9840 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9841 (gen_subprogram_die): Remove obsolete code.
9842 (gen_member_die): Don't include clones in the member list.
9843 (gen_decl_die): Emit abstract info for clone origin.
9844 * dwarfout.c (output_type): Don't include clones in the member list.
9845 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9846 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9847 DECL_ABSTRACT on a function that already has it set.
9849 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9850 (get_subprogram_die): Pass it in.
9852 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9854 * flow.c (mark_set_1): Make not_dead unsigned long. For
9855 non-pseudos, use it as a bitmask of the hard regs that
9858 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9860 * cppfiles.c: Update comments.
9861 (_cpp_read_file): Don't check for NULL filenames any more.
9862 * cppinit.c (cpp_start_read): Don't do canonicalization of
9863 in_fname and out_fname. Use the passed file name exclusively.
9864 (_cpp_handle_options): Don't treat "-" as a command line option,
9865 but as a normal filename.
9866 (_cpp_post_options): Canonicalize in_fname and out_fname.
9867 * cppmain.c (printer_init): Don't check out_fname for NULL.
9868 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9869 (init_c_lex): Update, and use "" to represent stdin to CPP.
9872 2001-02-20 Will Cohen <wcohen@redhat.com>
9874 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9875 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9876 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9879 2001-02-20 Stan Shebs <shebs@apple.com>
9881 * config/rs6000/rs6000.c (output_cbranch): Output branches
9882 on separate lines instead of using ';' to separate.
9884 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9886 * cppinit.c (set_lang): Move builtin handling to...
9887 (init_builtins): ...here.
9888 (_cpp_create_reader): Move call to set_lang.
9890 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9892 * stmt.c (expand_return): If an attempt is made to return the
9893 error_mar_node, treat the return like a return without a value.
9895 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9897 * sibcall.c (skip_copy_to_return_value): Call
9898 identify_call_return_value here, and return orig_insn if it
9899 returns zero. Hardret and softret arguments now unnecessary.
9900 (call_ends_block_p): Don't call identify_call_return_value here.
9902 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9904 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9905 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9907 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9909 * pa.c (move_operand): Accept code to load the address of a
9910 symbol out of the DLT as a valid move operand.
9911 (print_operand, case 'A'): New to handle generating a DLT
9912 reference for a LO_SUM expression.
9913 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9914 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9916 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9918 * README, cpp.texi, gcc.texi, version.c: Update version number to
9920 * cpp.1, gcov.1, gcc.1: Regenerate.
9922 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9924 * cppfiles.c (stack_include_file): Generate dependencies
9925 here, and manage include_count here too.
9926 (PRINT_THIS_DEP): Delete.
9927 (_cpp_execute_include): Do not generate dependencies here,
9928 apart from the case of a missing header. Do not manage
9930 (_cpp_read_file): Leave dependency generation to
9933 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9935 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9936 target_cpu_default. Remove dead assignment to
9939 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9941 * regclass.c (contains_reg_of_mode): Make global.
9942 (init_reg_sets): Remove contains_reg_of_mode; take into account
9943 CLASS_MAX_NREGS when looking for the proper mode.
9944 (dump_regclass): Dump only classes considered for the pseudo.
9945 (regclass): Use contains_reg_of_mode.
9947 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9949 * gcc.c (do_spec_1): 'n' for printing notices.
9950 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9952 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9954 * reg-stack.c (next_flags_user): Use current_block->end
9955 (swap_rtx_condition): Look for next user if flags don't die;
9956 give up on CALL_INSNs; use current_block->end.
9958 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9960 * sibcall.c (call_ends_block_p): New function.
9961 (optimize_sibling_and_tail_recursive_call): Use it.
9963 2001-02-18 Kazu Hirata <kazu@hxi.com>
9965 * config/h8300/h8300.md: Update copyright.
9966 (andsi3): Do not output an extra newline character.
9968 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9970 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9971 FNDECL may be unused.
9973 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9974 follow jumps after first run.
9975 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9976 it doesn't change any jumps.
9978 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9980 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9981 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9982 (mostlyclean): Corresponding changes.
9983 * rtlanal.c (hard-reg-set.h): Include.
9984 (rtx_unstable_p): Do not treat the argument pointer specially
9985 if it is not a fixed register.
9986 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9988 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9990 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9991 against last real insn in basic block.
9992 Rework to avoid gotos.
9994 * Makefile.in (gcse.o): Now includes ggc.h.
9995 * gcse.c: Include ggc.h.
9996 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9997 (try_replace_reg): Remove warning of uninitialize variable.
9998 (process_insert_insn): Call invalid_insn_p to validate insn.
9999 * recog.c (insn_invalid_p): Now global.
10000 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
10001 * recog.h (insn_invalid_p): New declaration.
10003 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
10005 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
10006 assignments from FP constants since 'Y' output code can't handle it.
10007 (eligible_for_sibcall_delay): Likewise.
10009 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
10010 Call fancy_abort directly, passing args.
10011 (print_rtl_and_abort): Now a macro, like fancy_abort.
10013 * final.c (output_operand_lossage): Use internal_error, not error.
10015 2001-02-18 Shane Nay <shane@agendacomputing.com>
10017 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
10018 structure shift insns.
10020 2001-02-18 Mark Mitchell <mark@codesourcery.com>
10022 * invoke.texi (-fsquangle): Remove documentation.
10023 (-fname-mangling-version): Likewise.
10025 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
10027 * optabs.c (expand_abs): Remove reference to
10028 HAVE_contitional_arithmetic.
10029 * combine.c (simplify_set): Likewise.
10031 2001-02-18 Richard Henderson <rth@redhat.com>
10033 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
10034 would be disrupted.
10036 2001-02-18 Richard Henderson <rth@redhat.com>
10038 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
10040 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
10042 * reload1.c (reload_cse_simplify_set): Fix typo.
10044 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10046 * diagnostic.c (_fatal_insn): Decrement errorcount.
10048 * invoke.texi (-I): Add note avoiding use for system header files.
10050 * rtl.h (add_clobbers): Remove duplicate declaration.
10051 * recog.h (added_clobbers_hard_reg_p): New declaration.
10052 * genemit.c (struct clobber_pat): New field has_hard_reg.
10053 (gen_insn): Record if added clobbers clobber hard reg.
10054 (gen_split): Avoid unused warning if number of operands is 0.
10055 (output_added_clobbers_hard_reg_p): New function.
10058 2001-02-18 Alan Modra <alan@linuxcare.com.au>
10060 * pa.c (hppa_expand_prologue): Simplify code storing return
10061 pointer. For large (>=8k) frames with a post_store, adjust stack
10062 pointer by 8k-64 first rather than by 64. When testing with
10063 VAL_14_BITS_P, always use the actual value rather than the value
10064 negated. Add blockage to prevent scheduling of spills before
10065 stack frame has been created.
10066 (hppa_expand_epilogue): Simplify code loading return pointer.
10067 Allow a slightly larger range for merge_sp_adjust_with_load case.
10068 When testing with VAL_14_BITS_P, always use the actual value.
10070 * pa.c (pa_adjust_insn_length): Check that block move
10071 pattern is a set before looking at operands.
10073 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10075 * fold-const.c (fold_binary_op_with_conditional_arg): New
10076 function, split out from ...
10078 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
10079 conditional arms that throw exceptions.
10081 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
10082 looking at a BLOCK.
10084 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10086 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
10087 define HAVE_DECL_* to 1 to mask potential backup declarations.
10088 * configure: Regenerated.
10090 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10092 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
10094 2001-02-17 Richard Henderson <rth@redhat.com>
10096 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
10097 when replacing a memory load with a register.
10099 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10100 Jan Hubicka <jh@suse.cz>
10102 * recog.c (validate_replace_src_1): New.
10103 (validate_replace_src_data): Likewise.
10104 (validate_replace_src): Use note_uses.
10105 * rtl.h (note_uses): Declare.
10106 * rtlanal.c (note_uses): New.
10108 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
10110 * reg-stack.c (stack_def): Make field reg unsigned.
10111 (remove_regno_note): Unsignetize parameter.
10113 2001-02-16 Jes Sorensen <jes@linuxcare.com>
10115 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
10116 shladd_operand() call.
10118 2001-02-16 Bruce Korb <bkorb@gnu.org>
10119 Rodney Brown <RodneyBrown@mynd.com>
10121 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
10122 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
10123 machine restrictions
10124 * fixinc/fixincl.x: regen
10126 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10128 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
10130 (hash_scan_insn): Clean up calls to hash_scan_set.
10131 (compute_kill_rd): REGNO now unsigned.
10132 (try_replace_reg): Rework to use simplify_replace_rtx.
10133 (cprop_jump, cprop_cc0_jump): Likewise.
10134 (cprop_insn): Call find_reg_equal_equiv_note.
10135 Reflect changes to cprop_jump and cprop_cc0_jump.
10137 * recog.c (validate_replace_src): Replace in operands of
10138 ZERO_EXTRACT in SET_DEST.
10140 * cse.c (new_label_ref): New variable.
10141 (insert): Set it instead of recorded_label_ref.
10142 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
10143 CODE_LABEL for this function, and not already in REG_LABEL note.
10145 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
10147 * resource.c (mark_referenced_resources): Fix typo in introductory
10149 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
10152 2001-02-16 Jason Merrill <jason@redhat.com>
10154 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
10156 (gen_subprogram_die): Don't abort on seeing a second definition if
10157 the previous one was abstract. Don't replace an abstract instance
10158 in the lookup table.
10160 * dwarf2out.c (dwarf2out_abstract_function): Rename from
10161 gen_abstract_function.
10162 * dwarf2out.h: Declare it.
10163 * toplev.c (note_outlining_of_inline_function): New fn.
10164 * toplev.h: Declare it.
10165 * integrate.c (output_inline_function): Call it.
10166 * c-decl.c (duplicate_decls): Call it when redefining an extern
10167 inline. Don't inline the new defn.
10169 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
10171 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10173 * .gdbinit: Rename to gdbinit.in.
10174 * gdbinit.in: New file,
10175 * configure.in: Generate .gdbinit from gdbinit.in.
10176 * configure: Regenerated.
10177 * Makefile.in (distclean): Always remove .gdbinit.
10179 2001-02-16 Jakub Jelinek <jakub@redhat.com>
10181 * objc/objc-act.c (start_class): Register implemented_classes with
10184 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
10186 * cppfiles.c (_cpp_make_system_header): Generate a file
10189 2001-02-15 Jim Meyering <meyering@lucent.com>
10191 * Makefile.in (install-common): Don't depend on installdirs here.
10192 Instead, make each of the lang.install-common targets (e.g.,
10193 c++.install-common in cp/Make-lang.in) depend on it.
10194 (install-driver): Depend on installdirs.
10196 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10198 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
10200 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
10203 2001-02-15 Mark Mitchell <mark@codesourcery.com>
10205 * invoke.texi (--param): Document.
10207 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
10209 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
10211 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
10213 * i386.md (extendsfdf2_2): Fix constraints.
10215 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
10217 * i386.md (fop_df_3 splitter): Fix operand number.
10219 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
10221 * invoke.texi (-mreg-alloc): Nuke.
10222 * i386.c (ix86_reg_alloc_order, regs_allocated,
10223 order_regs_for_local_alloc): Nuke.
10224 (override_options): Kill reg_alloc code.
10225 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
10226 (REG_ALLOC_ORDER): SSE goes before I387.
10227 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
10228 (ix86_reg_alloc_order): Likewise.
10229 * i386-protos.h (ix86_reg_alloc_order): Kill.
10231 2001-02-14 Richard Henderson <rth@redhat.com>
10233 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
10235 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
10237 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
10239 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
10241 * i386-protos.h (ix86_memory_move_cost): Move offline.
10242 * i386.c (ix86_register_move_cost): Compute properly cost of
10243 SSE, MMX and i387 instructions.
10244 (*_cost): Add costs of SSE/MMX moves.
10245 (ix86_memory_move_cost): Move offline from ....; Likewise.
10246 * i386.h (MEMORY_MOVE_COST): .... here;
10247 (struct processor costs): Add new fields to represent costs
10250 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
10252 * regclass.c (init_reg_sets_1): Reinstall the optimization of
10253 move_cost together with Matt Kraai's fix.
10255 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10257 * Makefile.in (OBJS): Add params.o.
10259 2001-02-14 Richard Henderson <rth@redhat.com>
10260 DJ Delorie <dj@redhat.com>
10262 * jump.c (jump_optimize_1): When we delete a conditional jump
10263 preceeding a non-conditional jump to effectively the same place,
10264 make sure that the combined jump skips any clobber insns between
10267 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10269 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
10271 2001-02-14 Mark Mitchell <mark@codesourcery.com>
10273 * Makefile.in (toplev.o): Depend on params.h.
10274 (intergate.o): Likewise.
10275 (params.o): New target.
10276 * flags.h (inline_max_insns): Remove.
10277 * integrate.c: Include params.h.
10278 Use MAX_INLINE_INSNS instead of inline_max_insns.
10279 * params.c: New file.
10280 * params.h: Likewise.
10281 * params.def: Likewise.
10282 * toplev.c: Include params.h.
10283 (lang_independent_params): New variable.
10284 (decode_f_option): Use the param machinery instead of setting
10286 (independent_decode_option): Handle "--param name=value".
10287 (main): Register language-independent parameters.
10289 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
10291 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
10293 2001-02-14 Richard Henderson <rth@redhat.com>
10295 * regclass.c (init_reg_sets_1): Revert last two changes.
10297 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10299 * stor-layout.c (is_pending_size, put_pending_size): New functions.
10300 (variable_size): Call put_pending_size.
10301 * tree.h (is_pending_size, put_pending_size): Add prototypes.
10302 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
10303 sizes list, put newly created SAVE_EXPR there as well.
10305 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10307 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
10308 (errata_find_address_regs): load_group has only 2 entries.
10309 (errata_emit_nops): Likewise. shladd is not problematic.
10310 Clear last_group if nop was emitted.
10311 (fixup_errata): load_group has only 2 entries.
10314 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
10316 * c-lex.c (lex_number): Only warn traditionally for U suffix
10317 outside system macros.
10318 * cppexp.c (parse_number): Similarly.
10319 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
10320 * cppmacro.c (struct cpp_macro): New member node.
10321 (parse_args): Only warn about missing rest args if not
10323 (funlike_invocation_p): Similarly for uninvoked funlike macros.
10324 (cpp_sys_objmacro_p): New.
10325 (_cpp_create_definition): Store the node with the macro defn.
10326 Remember if the macro is defined in a system header.
10328 2001-02-13 DJ Delorie <dj@redhat.com>
10330 * configure.in (check_languages): determine languages to check
10331 * Makefile.in (check-c++): alias for check-g++
10332 (check-f77): alias for check-g77
10333 (CHECK_TARGETS): depend on configured languages
10335 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
10337 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10338 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10339 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10340 (sqrtextendsfdf2): Disable for SSE2.
10342 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
10344 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10345 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10346 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10347 (sqrtextendsfdf2): Disable for SSE2.
10349 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
10351 * i386.md (movsfcc_1): Support integer cmove instruction.
10352 (movdfcc_1): Likewise; new splitter.
10354 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
10356 * i386.c (output_fp_compare): Support SSE.
10357 (prepare_fp_compare_args): SSE comparisons always support memory.
10358 * i386.h (TARGET_CMOVE): SSE imply cmove.
10359 * i386.md (cmp?f2): Enable for SSE too.
10360 (cmpfp_i*): Support SSE.
10361 (cmpfp_i_sse): New.
10362 (cmpfp_i_sse_only): New.
10363 (s*, b* fp expanters): Enable for SSE too.
10364 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
10367 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
10369 * regclass.c (init_reg_sets_1): Silence warning.
10371 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
10373 * i386.md (sqrt?f2): Change to expander.
10374 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
10376 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10378 * rtlanal.c (find_reg_equal_equiv_note): New function.
10379 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
10380 (simplify_gen_relational, simplify_replace_rtx): Likewise.
10381 * rtl.h: Add declarations for above functions.
10383 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
10385 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
10387 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
10388 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
10389 * flow.c (mark_regs_live_at_end): Likewise.
10390 (calculate_global_regs_live): Likewise.
10391 * gcse.c (compute_hash_table): Likewise.
10392 (compute_kill_rd): Likewise.
10393 * resource.c (mark_target_live_regs): Likewise.
10394 * rtl.h (INVALID_REGNUM): New macro.
10396 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
10398 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
10400 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
10402 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
10405 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
10407 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
10409 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
10410 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
10411 (fop_sf_1_sse, fop_df_1_sse): New patterns
10412 (fop_*): Disable float_extend and float patterns for SSE compilation.
10413 * i386.c (output_387_binary_op): Support SSE.
10415 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
10417 * i386.md (dummy_extendsfdf2): Support SSE2
10418 (extendsfdf2): Enable if 80387 or SSE2.
10419 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
10420 and no MIX_I387_SSE2
10421 (extendsfdf2_1_sse_only): New pattern.
10422 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
10424 (truncdfsf2_1): Support SSE.
10425 (truncdfsf2_2): Support SSE.
10426 (truncdfsf2_2_1_sse): New pattern.
10427 (fixtruncsfsi2): Always use SSE if available.
10428 (fix_truncsfsi_sse): New pattern.
10429 (fix_truncdfsi_sse): New pattern.
10430 (floatsis?f2): Support SSE.
10431 (floatsidf2_i387): New pattern.
10432 (floatsidf2_sse): Likewise.
10434 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10436 * configure.in: Use "have_gnat" variable, not "gnat".
10437 * configure: Regenerated.
10439 * config/sparc/sparc.c (function_value): Treat all non-record
10440 aggregate types like used to treat UNION_TYPE.
10442 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
10444 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
10445 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
10447 (MASK_MIX_SSE_I387): New.
10448 (TARGET_SSE): SSE2 imply SSE.
10449 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
10450 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
10451 (enum reg_class): Add new classes.
10452 (REG_CLASS_NAMES): Likewise.
10453 (REG_CLASS_CONTENTS): Likewise.
10454 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
10455 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
10456 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
10457 (CLASS_MAX_NREGS): Use new macros.
10458 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
10459 * i386.md (pushsf, movsf): Support SSE.
10460 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
10461 splitters to use ANY_FP_REGNO_P.
10462 (movdf_nointeger, movdf_integer): Likewise.
10464 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10466 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
10467 (try_combine): Use it.
10469 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
10471 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
10472 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
10473 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
10474 (REGISTER_MOVE_COST): Likewise.
10475 * i386-protos.h (ix86_secondary_memory_needed,
10476 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
10477 * i386.c (ix86_secondary_memory_needed,
10478 ix86_preferred_reload_class, ix86_register_move_cost): New function.
10480 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
10482 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
10483 (HARD_REGNO_MODE_OK): Move offline to ....
10484 * i386.c (ix86_hard_regno_mode_ok) ... here;
10485 refuse all incorrect modes.
10486 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
10488 2001-02-13 Richard Henderson <rth@redhat.com>
10490 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
10491 entire operator; replicate that and match_dup the operands.
10492 (cmp_ccx_arith_op_set): Likewise.
10493 (cmp_cc_arith_op_not_set): Likewise.
10494 (cmp_ccx_arith_op_not_set): Likewise.
10496 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10498 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
10500 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10502 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
10503 (TARGET_NO_BITFIELD_WORD): New macro.
10504 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
10505 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
10507 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10509 * cselib.c: New file, from simplify-rtx.c.
10510 * simplify-rtx.c: Remove cselib parts.
10511 * Makefile.in: Add cselib.o.
10513 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10515 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
10516 (setup_incoming_varargs): Remove warning.
10518 * config/rs6000/rs6000.c (validate_condition_mode): When
10519 flag_fast_math, allow floating-point conditionals to be reversed.
10520 (rs6000_generate_compare): When flag_fast_math, don't generate
10521 cror operations for FP conditionals.
10523 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
10525 (ASM_SPEC): Likewise.
10526 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
10527 (CC1_SPEC): Likewise.
10528 (LINK_TARGET_SPEC): Likewise.
10529 (CPP_ENDIAN_SPEC): Likewise.
10530 * Makefile.in (check-consistency): New target.
10532 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
10534 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
10535 "return type defaults" warning for functions with return type
10537 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
10538 function declarations by default rather than only when pedantic.
10540 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
10542 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10545 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10547 * extend.texi (Deprecated): Deprecate new initializer lists.
10549 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10551 * mkdeps.c (deps_add_default_target): Robustify. Add
10552 basename component only.
10553 * cpp.texi (-M): Describe how default target is generated.
10554 * invoke.texi (-M): Likewise.
10556 2001-02-12 Kazu Hirata <kazu@hxi.com>
10558 * toplev.c (push_float_handler): Remove.
10559 (pop_float_handler): Remove.
10560 * toplev.h: Remove prototypes for the above functions.
10562 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10564 * c-common.c (constant_fits_type_p): New function.
10565 (convert_and_check): Use it.
10567 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10569 * Makefile.in (GXX_ABI_FLAG): Don't define.
10570 * configure.in (--enable-new-gxx-abi): Remove option.
10571 * config.in: Regenerated.
10572 * configure: Likewise.
10574 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10576 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10578 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10579 regular basic block, and arrange for all edges into it to switch
10582 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10584 * Makefile.in (distclean): Do not remove .gdbinit.
10586 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10588 * Makefile.in (gcc.o): Fix typos.
10589 (protize.o): Likewise.
10590 (unprotoize.o): Likewise.
10592 2001-02-11 Richard Henderson <rth@redhat.com>
10594 * tree.c (build1): Check for null operand in last change.
10596 2001-02-11 Richard Henderson <rth@redhat.com>
10598 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10599 (fold): Don't assume a constant isn't foldable.
10600 * tree.c (build): Set TREE_CONSTANT for an expression with no
10601 side-effects and constant operands.
10602 (build1): Likewise.
10604 2001-02-10 Richard Henderson <rth@redhat.com>
10606 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10608 2001-02-10 Anthony Green <green@redhat.com>
10610 * cpp.texi (Standard Predefined): Add documentation for
10613 * c-common.c (combine_strings): Improve warning message.
10615 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10617 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10619 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10621 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10623 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10626 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10628 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10631 2001-02-09 Nick Clifton <nickc@redhat.com>
10633 * config/arm/arm.md: Change output contraint on post inc
10634 load/store multiple patterns to be a read/write contraint.
10636 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10638 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10639 .o files when using the -M options.
10641 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10642 David Edelsohn <edelsohn@gnu.org>
10644 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10645 handle DImode constants. Use one TOC entry for SImode and smaller
10646 constants, aligned properly.
10648 2001-02-08 Jason Merrill <jason@redhat.com>
10650 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10651 about the SP adjustment for saving the static chain pointer.
10652 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10653 offset when setting a temporary CFA register.
10655 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10657 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10658 powerpc-*-chorusos* .
10659 * config/rs6000/chorus.h : New file.
10660 * config/i386/chorus.h : New file.
10661 * config/sparc/chorus.h : New file.
10662 * config/sparc/t-chorus-elf : New file.
10664 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10666 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10667 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10668 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10669 (__WCHAR_TYPE__): Correct macro name.
10671 2001-02-08 Richard Henderson <rth@redhat.com>
10673 * config/i386/i386.c (ix86_frame_pointer_required): New.
10674 (ix86_setup_frame_addresses): New.
10675 (struct machine_funciton): Add accesses_prev_frame.
10676 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10677 ix86_frame_pointer_required.
10678 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10679 (SETUP_FRAME_ADDRESSES): New.
10680 * config/i386/i386-protos.h: Update.
10681 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10682 from FRAME_POINTER_REQUIRED.
10683 * config/i386/svr3gas.h: Likewise.
10684 * config/i386/sysv3.h: Likewise.
10685 * config/i386/v3gas.h: Likewise.
10687 2001-02-08 Richard Henderson <rth@redhat.com>
10689 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10690 calculation of the number of integer registers required.
10691 (function_arg_record_value): Likewise.
10693 2001-02-08 Jason Merrill <jason@redhat.com>
10695 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10696 two. Print file and line with "confused" message.
10698 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10700 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10702 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10704 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10706 * final.c (cleanup_subreg_operands): The address of a MEM can
10709 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10712 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10714 * gcc.texi (Incompatibilities): Update documentation of
10715 preprocessing numbers.
10717 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10719 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10721 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10723 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10725 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10726 * gcc.c (struct compiler): Add cpp_spec field.
10727 (input_file_compiler): New variable.
10728 (do_spec_1): Allow a particular compiler to handle `%C'
10730 (main): Store the current compiler in input_file_compiler.
10731 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10733 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10735 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10736 * cppinit.c (cpp_create_reader): Initialize them.
10737 (append_include_chain): cxx_aware arg might be unused.
10738 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10739 keywords and give them their phase 7 meaning. Pedwarn about
10740 this unless '__bool_true_false_are_defined' is defined.
10742 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10744 * lcm.c (optimize_mode_switching): Emit mode_set before the
10745 JUMP_INSN of an abnormal edge.
10747 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10749 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10750 a scheduling barrier at the end.
10752 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10754 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10756 * config/sh/sh.md (reload_outsf): Removed.
10757 (movsf_ie): Introduce constraints for FPUL loads and stores.
10758 (reload_insf): Broaden the output constraint.
10760 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10762 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10763 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10765 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10767 * final.c: Revert my previous changes.
10768 * output.h: Make profile_label_no extern.
10769 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10770 for generating label.
10772 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10774 * config/i386/djgpp.h: Add comments about standard paths.
10775 (MD_EXEC_PREFIX): Undefine before defining.
10776 (MD_STARTFILE_PREFIX): New.
10778 2001-01-30 Bruce Korb <bkorb@gnu.org>
10780 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10781 (load_file): do not rely on load_file_data() to close file pointer
10782 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10783 fixinc/inclhack.def(irix_limits_const): add test_text
10785 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10787 * cppexp.c (parse_defined): Improve diagnostics for invalid
10790 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10792 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10794 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10796 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10797 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10798 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10799 (rs6000_output_symbol_ref): New function.
10800 (output_toc): Use VTABLE_NAME_P.
10802 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10804 * print-tree.c (print_node, case PARM_DECL):
10805 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10807 * stor-layout.c (reference_types_internal): New variable.
10808 (internal_reference_types): New function.
10809 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10810 * tree.h (internal_reference_types): New declaration.
10812 * cse.c (find_best_addr): Fix typo in computing cost.
10814 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10816 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10817 and this is the sum of a pointer and a constant, we know the result
10819 (num_sign_bit_copies, case PLUS): Likewise.
10820 * explow.c (convert_memory_address): Remove opposite SUBREG.
10821 * function.c (instantiate_new_reg): New function (from common code).
10822 (instantiate_virtual_regs_1): Call it.
10823 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10824 if pointers sign- or zero-extend.
10825 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10826 If pointers extend unsigned, use inside of SUBREG.
10827 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10829 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10831 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10832 subdir of gcc_gxx_include_dir.
10833 (gcc_gxx_target_include_dir): Remove.
10835 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10837 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10838 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10839 a high-level description.
10841 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10843 * final.c: Move the declaration of profile_label_no to ...
10844 * output.h: ... here.
10845 * function.c (expand_function_start): Call PROFILE_HOOK.
10846 * config/rs6000/aix.h: Define PROFILE_HOOK.
10847 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10848 * config/rs6000/rs6000.c (output_profile_hook): Define.
10849 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10850 output_profile_hook.
10851 tm.texi : Explain new macro PROFILE_HOOK.
10853 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10855 * extend.texi (Extended Asm): Do not say that semicolon is always
10856 a valid line-breaking character for GNU assemblers. Use
10857 newline-tab as the most commonly supported syntax. Use
10858 newline-tab rather than semicolon in multi-insn examples.
10860 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10862 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10864 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10865 David Edelsohn <edelsohn@gnu.org>
10867 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10868 code for AIX, even without flag_pic.
10870 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10872 * c-typeck.c (common_type): push and pop binding level around
10873 calling common_type on function parameters.
10875 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10877 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10879 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10881 * config/mips/mips.c (override_options): Fix typo in last change.
10882 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10883 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10885 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10887 * invoke.texi (-fdump-class-layout): Document.
10888 (-fdump-translation-unit): Use `=' as filename separator.
10890 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10892 * Makefile.in (s-mlib): Don't build multilibs if
10893 --disable-multilib.
10894 (DRIVER_DEFINES): Adjust accordingly.
10896 (protoize.o): Likewise.
10897 (unprotoize.o): Likewise.
10898 * configure.in: Recognize --enable-multilib.
10900 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10902 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10904 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10905 * configure.in: Remove --enable-libstdcxx_v3 support.
10906 * configure: Regenerated.
10908 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10910 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10911 Call abort instead of fatal.
10912 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10913 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10914 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10915 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10916 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10917 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10919 * diagnostic.h (set_internal_error_function): Renamed.
10920 * toplev.h (internal_error): Renamed from fatal.
10921 (pfatal_with_name): Deleted.
10922 (fatal_io_error): Now has printf-style arguments.
10923 * diagnostic.c (pfatal_with_name): Deleted.
10924 (fatal_io_error): Rework to have args in printf-style.
10925 (set_internal_error_function): Renamed from set_fatal_function.
10926 (internal_error): Renamed from fatal.
10927 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10928 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10929 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10930 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10931 * flow.c (verify_flow_info): Likewise.
10932 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10933 * config/mips/mips.c (save_restore_insns): Likewise.
10935 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10936 * flow.c (verify_flow_info): Likewise.
10937 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10938 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10939 (avr_normalize_condition): Likewise.
10940 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10941 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10942 (limit_reload_class, double_reg_to_memory): Likewise.
10943 (print_operand_address, emit_1600_code_shift): Likewise.
10944 (gen_tst_reg, gen_compare_reg): Likewise.
10945 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10946 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10948 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10950 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10951 * objc/objc-act.c (build_ivar_chain): Likewise.
10952 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10954 * graph.c (clean_graph_dump_file): Likewise.
10955 * profile.c (init_branch_prob): Likewise.
10956 * objc/objc-act.c (objc_init): Likewise.
10958 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10959 * config/avr/avr.c (avr_override_options): Likewise.
10960 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10961 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10962 * config/h8300/h8300.c (h8300_init_once): Likewise.
10963 * config/mips/mips.c (override_options): Likewise.
10964 * config/i386/i386.c (override_options): Likewise, rework.
10965 * config/m68k/m68k.c (override_options): Likewise.
10967 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10969 * config/mips/mips.c (print_operand): Likewise.
10970 * hash.c (hash_allocate): Don't check for failure returns from
10971 obstack functions that can't fail.
10972 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10973 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10974 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10975 (get_object_reference): Likewise.
10977 2001-02-04 Nick Clifton <nickc@redhat.com>
10979 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10980 StrongARM1110, 10TDMI, and 1020T.
10982 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10984 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10986 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10988 * config/sh/sh.md (movdf load split): Pass register number to
10989 FP_OR_XD_REGISTER_P.
10991 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10993 * cppinit.c (BC): New macro.
10994 (builtin_array): Add __GXX_WEAK__.
10995 * cpplib.h (builtin_type): Add BT_WEAK.
10996 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10997 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10998 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
11000 2001-02-03 Jakub Jelinek <jakub@redhat.com>
11002 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
11004 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
11006 * cpphash.h: Rename _ALIGN POOL_ALIGN.
11007 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
11009 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
11011 * cpphash.h: Rename ALIGN _ALIGN.
11012 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
11014 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
11016 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
11017 compilation environment.
11018 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
11019 control over location of cygwin includes and libs.
11021 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
11023 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
11025 2001-02-02 lars brinkhoff <lars@nocrew.org>
11027 * md.texi (Standard Names): remove reference to spur.md.
11029 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
11031 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
11032 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
11033 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
11034 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
11035 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
11037 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11039 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
11040 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
11041 number before reload.
11042 (c4x_adjust_cost): Return zero before reload.
11043 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
11044 split before reload.
11046 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11048 * c4x.c (c4x_hard_regno_rename_ok): New.
11049 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
11050 * c4x.h (HARD_REGNO_RENAME_OK): Define.
11052 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11054 * diagnostic.h: Add missing "extern" in all declarations.
11056 2001-02-02 Alex Samuel <samuel@codesourcery.com>
11058 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
11059 as for gcc_gxx_include_dir.
11061 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11063 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
11065 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11067 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
11068 label before alignment to be used as the braf base address.
11069 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
11071 (casesi_jump_2): Require at least TARGET_SH2.
11073 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
11074 truncation to 32-bit doubles on -m3e and -m4-single-only.
11076 2001-02-02 Mark Mitchell <mark@codesourcery.com>
11078 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
11079 the default when building a shared object.
11080 (init_spec): Use it.
11081 * testsuite/lib/g++.exp: Include the directory where libgcc
11082 is located to the LD_LIBRARY_PATH list.
11083 * invoke.texi (-shared-libgcc): Document the cases in which
11084 GCC defaults to using the shared libgcc.
11086 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11088 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
11089 unsigned is wide enough.
11090 (BITS_PER_SI): New.
11091 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
11092 (si_to_float): Likewise.
11093 (float_to_si, float_to_usi): Use BITS_PER_SI.
11095 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11097 * dwarf2out.c: Added explanation of abbreviations.
11098 (def_cfa_1): Added comments listing DWARF2 instructions.
11099 (cfa_temp_reg): Removed in favor of cfa_temp.
11100 (cfa_temp_value): Removed in favor of cfa_temp.
11101 (cfa_temp): New global variable.
11102 (dwarf2out_frame_debug_expr): Added extensive introductory
11103 comments explaining the function's transformations. Revised to
11104 use cfa_temp. Added some rtx checking. Generalize IOR case.
11105 (dwarf2out_frame_debug): Revised to use cfa_temp.
11106 (output_aranges): Cast as "unsigned" to avoid warning.
11107 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
11108 explain which instructions must be marked.
11110 2001-02-01 Richard Henderson <rth@redhat.com>
11112 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
11115 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
11117 * config/sh/crt1.asm (main_k): Modified so that start calls
11118 ___setup_argv_and_call_main.
11120 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
11122 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
11123 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
11124 and AVOID_LPASTE is cleared on meeting an unescaped newline.
11125 * cppmacro.c (builtin_macro): Set builtin flags here.
11126 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
11127 (replace_args): Clarify intent.
11128 (cpp_get_token): Macro expansion tokens get the saved flags.
11130 * cppmain.c (scan_buffer): Remove now-redundant print.printed
11133 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11135 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
11138 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11140 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
11141 returns Pmode pseudo, but we need ptr_mode.
11142 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
11143 Remove bogus conversions; use HOST_WIDE_INT for size.
11144 Don't use TARGET if wrong mode.
11146 * config/i386/i386.c (ix86_compute_frame_size): Allow
11147 stack_alignment_needed to be non-default even if size is zero.
11149 2001-01-31 Alan Modra <alan@linuxcare.com.au>
11151 * pa.c (hppa_init_pic_save): New function.
11152 * pa.h (hppa_init_pic_save): Declare.
11153 * pa.md (call, call_value, sibcall, sibcall_value): Use
11154 the above instead of duplicated code.
11156 * pa.c (hppa_encode_label): Correct size of alloca buffer
11157 so we don't overrun it. Correct leading `*' case.
11158 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
11159 need to handle `*@'.
11160 (FUNCTION_NAME_P): Likewise.
11162 2001-01-31 Richard Henderson <rth@redhat.com>
11164 * config.gcc (alpha-osf5): Use float-i128.h.
11166 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
11167 * config/float-i32.h: Likewise.
11168 * config/float-i64.h: Likewise.
11169 * config/float-sh.h: Likewise.
11170 * config/float-sparc.h: Likewise.
11172 2001-01-31 DJ Delorie <dj@redhat.com>
11174 * expmed.c (extract_bit_field): allow non-integral modes if we
11175 want to extract a whole register from itself.
11177 2001-01-31 Jakub Jelinek <jakub@redhat.com>
11179 * c-typeck.c (set_init_index): If first is equal to last, assume as
11180 if it was not a range at all.
11182 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11184 * config/fp-bit.c: Include tm.h.
11185 (float_to_si): Don't assume SImode is 32-bits wide.
11186 (float_to_usi): Likewise.
11188 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11190 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
11192 (typename): Call pending_xref_error after parsing typed_typespecs.
11193 * c-decl.c (lookup_tag): Give error immediately rather than
11194 leaving it pending if the tag of the wrong type is in the same
11196 (xref_tag): Don't pedwarn for forward declarations of enum types
11198 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
11201 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11203 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
11205 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11207 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
11208 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
11210 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11212 * cpphash.h (struct cpp_reader): New saved_flags.
11213 * cppmacro.c (cpp_get_token): Use saved_flags to remember
11214 to avoid a paste after a pasted token.
11216 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11218 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
11219 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
11220 Wtype_MIN instead of LONG_MIN.
11222 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11224 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
11226 * fixinc/fixincl.x: Regenerated.
11227 * fixinc/inclhack.def (irix_limits_const): New definition to
11228 convert "const" to "__const" in limits.h.
11230 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11232 * fixinc/genfixes (AG): Fix "autogen4" thinko.
11234 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11236 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
11237 when register dies in the insn.
11239 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11241 * diagnostic.c (fatal): Fix word wrap.
11243 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
11245 * combine.c (try_combine): Fix SUBREG setting for
11246 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
11248 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11250 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
11253 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11255 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
11257 * toplev.c (decode_W_option): Update warn_larger_than
11258 unconditionally for each processed switch.
11260 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11262 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
11264 (hppa_expand_prologue): Delete code to save pic offset table register
11265 in the function prologue.
11266 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
11267 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
11268 table register at the beginning of the function after the prologue.
11270 2001-01-29 lars brinkhoff <lars@nocrew.org>
11272 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
11274 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
11275 Jeff Law <law@redhat.com>
11277 * pa.md (return): Revise comment for trivial return.
11278 (return_internal): Non-trivial return pattern for non-PIC code.
11279 (return_internal_pic): Non-trivial return pattern for PIC code.
11280 It uses the PIC register to ensure it is restored after
11282 (epilogue): Generate appropriate return for PIC and non-PIC code.
11284 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
11286 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
11288 2001-01-29 DJ Delorie <dj@redhat.com>
11290 * combine.c (if_then_else_cond): Pass the correct mode to
11291 operand_subword() for constants.
11293 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
11295 * config/i386/cygwin.h: Add w32api to include search. Search different
11296 directories in a cross-build environment.
11298 2001-11-29 Tim Josling <tej@melbpc.org.au>
11300 * tree.h (TYPE_STUB_DECL): Add documentation.
11302 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
11304 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
11305 (sdbout_field_types): Likwise. Fix use of host_integerp.
11307 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
11309 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
11312 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
11314 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
11315 to use flag_gnu_linker.
11317 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11319 * cpplib.c (T_BAD_DIRECTIVE): Remove.
11320 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
11322 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
11324 * tree.c, tree.h (build_parse_node): Remove; was identical to
11326 * c-lang.c (start_cdtor), objc/objc-act.c
11327 (build_module_descriptor): Use build_nt instead of
11330 2001-01-29 Jakub Jelinek <jakub@redhat.com>
11332 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
11333 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
11334 not have any upper bits set.
11336 2001-01-29 Phil Edwards <pme@sources.redhat.com>
11338 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
11340 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11342 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
11344 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
11346 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
11347 (integer_minus_one_node): Define.
11349 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
11351 * Makefile.in (bootstrap2-lean): Fix typo.
11353 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
11355 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
11356 : Don't set fe_value.
11357 * cpplib.h (AVOID_LPASTE): New flag.
11358 (struct cpp_hashnode): Remove fe_value.
11359 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
11360 * cppmacro.c (builtin_macro): Don't set flags here.
11361 (replace_args): Set AVOID_LPASTE flag on first token of an
11362 argument, and the token following it.
11363 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
11364 macro expansion, and on the token following it. Do it for
11366 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
11368 2001-01-27 Richard Henderson <rth@redhat.com>
11370 * config/alpha/t-ieee: Remove multilibbing.
11371 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11373 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11375 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
11377 * Makefile.in: Remove all dependencies on defaults.h.
11378 * builtins.c: Don't include defaults.h.
11379 * c-common.c: Likewise.
11380 * c-decl.c: Likewise.
11381 * c-pragma.c: Likewise.
11382 * c-typeck.c: Likewise.
11383 * combine.c: Likewise.
11384 * i386.c: Likewise.
11385 * frame-ia64.c: Likewise.
11386 * cppexp.c: Likewise.
11387 * crtstuff.c: Likewise.
11388 * dbxout.c: Likewise.
11389 * dwarf2out.c: Likewise.
11390 * dwarfout.c: Likewise.
11391 * emit-rtl.c: Likewise.
11392 * except.c: Likewise.
11393 * expr.c: Likewise.
11394 * final.c: Likewise.
11395 * frame-dwarf2.c: Likewise.
11396 * libgcc2.c: Likewise.
11397 * optabs.c: Likewise.
11398 * profile.c: Likewise.
11399 * sdbout.c: Likewise.
11400 * toplev.c: Likewise.
11401 * tradcif.y: Likewise.
11402 * tree.c: Likewise.
11403 * varasm.c: Likewise.
11405 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11407 * builtins.c (expand_builtin_fputs): Use size_one_node when
11408 transforming into fwrite.
11410 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
11412 * extend.texi (Attribute Syntax): New section.
11414 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11416 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
11417 they didn't need fixing.
11419 2001-01-27 Janis Johnson <janis@us.ibm.com>
11421 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
11423 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
11424 to remove macro definitions that are duplicated from elfos.h.
11426 2001-01-27 Richard Henderson <rth@redhat.com>
11428 * config/i386/sco5gas.h: Move ...
11429 * config/usegas.h: ... here.
11430 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
11432 2001-01-27 Jakub Jelinek <jakub@redhat.com>
11434 * c-typeck.c (struct constructor_stack): Add range_stack member.
11435 (really_start_incremental_init): Clear it.
11436 (push_init_level): Save constructor_range_stack and clear it if
11437 pushing explicit braces.
11438 (pop_init_level): abort if constructor_range_stack is non-zero at
11439 explicit closing brace. Restore saved constructor_range_stack if
11442 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11444 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
11445 into register was forced into memory.
11447 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11449 * Makefile.in: Remove uses of + before $(MAKE).
11451 2001-01-26 Richard Henderson <rth@redhat.com>
11453 * stmt.c (cost_table): Remove.
11454 (COST_TABLE, cost_table_initialized): New.
11455 (estimate_case_costs): Use the later instead of the former.
11456 (balance_case_nodes): Likewise.
11458 2001-01-26 Richard Henderson <rth@redhat.com>
11460 * alias.c (objects_must_conflict_p): Read-only slots may not
11461 conflict despite having the same type.
11463 2001-01-27 Michael Hayes <mhayes@redhat.com>
11465 * loop.c (loop_giv_reduce_benefit): Copy mode size into
11467 (check_ext_dependant_givs): Initialise u_start_val and
11469 (load_mems): Make last_max_reg unsigned.
11470 (try_swap_copy_prop): Use INSN_P and initialise set.
11472 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
11474 * README.AVR : Removed.
11476 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
11478 * pa-64.h (text_section): Remove declaration.
11480 * pa.md (return_internal): Remove mode on PIC register use.
11482 2001-01-25 lars brinkhoff <lars@nocrew.org>
11484 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
11485 ASM_CLOSE_PAREN): fix typos.
11487 2001-01-25 Mark Mitchell <mark@codesourcery.com>
11489 * acconfig.h: Define `const' to the empty string if neither
11490 __STDC__ nor __cplusplus is defined.
11491 * config.in: Regenerated.
11493 2001-01-25 David Edelsohn <edelsohn@gnu.org>
11495 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
11496 * collect2.c (main): Delete importf. Add ".obj" file extension.
11497 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
11498 (aix_std_libs): Add additional AIX libraries to skip.
11499 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
11500 * config/rs6000/aix51.h: New file.
11502 2001-01-25 Michael Hayes <mhayes@redhat.com>
11504 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
11505 (loop_insn_emit_before): No longer static.
11506 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
11507 (loop_givs_rescan, load_mems): Likewise.
11508 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
11509 (maybe_eliminate_biv_1):
11510 (move_movables): Replace emit_call_insn_before with
11511 loop_call_insn_hoist.
11512 * loop.h (loop_insn_emit_before): Add.
11513 * unroll.c (copy_loop_body): Replace emit_insn_before with
11514 loop_insn_emit_before.
11516 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
11518 * diagnostic.c (fatal): Request preprocessed source.
11520 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
11522 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
11523 olddecl has argument types and newdecl has none, use the argument
11524 types from olddecl.
11526 2001-01-24 Ulrich Drepper <drepper@redhat.com>
11528 * dwarf2out.c (prefix_of): New function. Determine longest common
11529 prefix of the two arguments. The units are whole path components.
11530 (output_file_names): When adding a new directory find the one entry
11531 with the longest common prefix already in the list. Artificially
11532 generate entry if there is none for this prefix.
11533 Fix test to check whether the zeroth directory entry is used.
11535 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
11537 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
11538 Changed all callers. Take it into account when deciding if a
11539 previously loaded value matches.
11541 2001-01-24 Richard Henderson <rth@redhat.com>
11543 * reload.c (find_reloads_subreg_address): Fail the substitution
11544 if the resulting address is insufficiently aligned.
11546 2001-01-24 DJ Delorie <dj@redhat.com>
11548 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11549 check the original operand's mode also.
11550 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11552 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11554 * c-parse.in (cast_expr): Move compound literals from here ...
11555 (primary): ... to here. Use standard terminology "compound
11556 literal" instead of "constructor expression".
11558 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11560 * gcc.1, cpp.1: Regenerate.
11562 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11564 * calls.c (emit_library_call_value_1): Memory slot for
11565 pass-by-reference argument should have the mode of the argument,
11566 not of the pointer to it.
11568 2001-01-24 Tom Tromey <tromey@redhat.com>
11570 * gcc.texi (G++ and GCC): Mention gcj manual.
11571 (Standards): Link to section of manual mentioning gcj/Java
11574 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11576 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11577 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11578 * tradcpp.c (main): Add -imacros or -include'd dependencies
11580 * cpp.texi (-M, -MM): Document -M -include behaviour.
11582 2001-01-24 Roger Collins <roger@ProProject.com>
11584 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11586 2001-01-24 Will Cohen <wcohen@redhat.com>
11588 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11589 whether registers are 32 bits or 64 bits in size.
11591 2001-01-24 Ben Elliston <bje@redhat.com>
11593 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11595 2001-01-24 Richard Henderson <rth@redhat.com>
11597 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11598 (builtin_longjmp): Use it instead of emit_indirect_jump.
11600 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11602 * bb-reorder.c (make_reorder_chain_1): Handle case where
11603 jump edge goes to the same block as the fallthru edge.
11605 2001-01-23 Jim Wilson <wilson@redhat.com>
11607 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11608 * frame.h (__ia64_personality_v1): Add prototype.
11609 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11610 prototype form. Add void * cast to first argument to personality
11612 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11613 (asctoe113): Likewise.
11614 * config/ia64/frame-ia64.c: Include eh-common.h.
11615 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11617 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11619 (itanium_split_issue): Add prototype.
11620 (gen_nop_type): Ifdef out.
11621 (find_best_packet): Initialize best_packet.
11622 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11624 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11625 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11626 (flushrs): Add explicit stop bit at end.
11627 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11630 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11632 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11634 * libgcc2.c (__terminate_func): Make variable static.
11635 (__terminate_set_func): New function to set __terminate_func.
11636 * libgcc2.h (__terminate_func_ptr): New typedef.
11637 (__terminate_set_func): New function.
11639 2001-01-23 Richard Henderson <rth@redhat.com>
11641 * flow.c (init_propagate_block_info): Don't consider unchanging
11642 memories for dead frame store elimination.
11644 2001-01-23 Richard Henderson <rth@redhat.com>
11646 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11647 * defaults.h: ... here.
11649 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11651 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11653 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11655 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11657 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11659 * rs6000.h (rs6000_return_addr): Move prototype from here...
11660 * rs6000-protos.h (rs6000_return_addr): ...to here.
11661 (rs6000_init_expanders): Delete prototype.
11663 2001-01-23 Nick Clifton <nickc@redhat.com>
11665 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11666 (Spec Files): Document %B and %j and %. and %v3 and %M and
11667 %{S*&T} spec switches.
11669 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11671 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11673 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11674 Neil Booth <neil@daikokuya.demon.co.uk>
11676 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11677 Have -Werror make pedantic warnings errors, like the
11680 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11682 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11684 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11686 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11687 * integrate.c (expand_inline_function): Initialize them.
11688 (subst_constants): If changing COMPARE so that both its arguments
11689 will be VOIDmode and the comparison mode will be lost, note
11690 compare_mode. Use the recorded compare_mode to optimize
11693 2001-01-23 Jason Merrill <jason@redhat.com>
11695 * dwarf2out.c (new_die): Use xcalloc.
11696 (output_die): Abort rather than emit a local reference to offset 0.
11698 2001-01-17 Andrew Haley <aph@redhat.com>
11700 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11701 of a saved register; return NULL instead.
11702 (copy_reg): Take a pointer to a source register rather than a
11704 (next_stack_level): Remember the address in the stack frame of all
11706 Use the saved register pointer array as the source of the CFA.
11707 (throw_helper): Rewrite. Unwind once rather than twice and keep
11708 track of saved registers as we go.
11710 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11712 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11713 * c4x.c (c4x_legitimize_reload_address): Remove.
11714 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11715 reload address for ldp(k) insn.
11717 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11719 * pa.md (return_internal): Add a USE of the PIC register to ensure
11720 it is restored after each call.
11721 (return expander): Corresponding changes.
11723 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11725 * rs6000.h (INIT_EXPANDERS): Delete.
11726 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11727 * rs6000.c (rs6000_override_options): Call *_machine_status from
11729 (rs6000_init_expanders): ...instead of here. Delete.
11730 (rs6000_mark_machine_status): New function.
11731 (rs6000_init_machine_status): Use xcalloc.
11732 (rs6000_return_addr): Generate RTX for the return address.
11733 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11734 (rs6000_stack_info): Use it.
11736 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11738 * gthr-win32.h: Include errno.h to get a declaration for
11739 EINVAL and _mingw.h if the target is mingw32.
11741 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11743 * cpp.texi: Correct typos.
11745 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11747 * explow.c (probe_stack_range): Ensure value passed to
11748 stack_check_libfunc is ptr_mode, not Pmode.
11750 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11752 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11753 case, don't use operand_subword to calculate a SUBREG that is
11756 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11758 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11760 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11761 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11762 valid. If not replace it by equivalent insns.
11764 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11766 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11767 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11768 (c4x_U_constraint, symbolic_address_operand): Likewise.
11769 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11771 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11772 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11773 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11774 anulling slot because of silicon bug.
11775 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11777 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11779 * cppexp.c (parse_charconst): Change `mask' type to agree
11782 2001-01-21 Richard Henderson <rth@redhat.com>
11784 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11785 pic_label_name in a linkonce section.
11787 2001-01-17 Philipp Thomas <pthomas@suse.de>
11789 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11791 * configure: Regenerate.
11793 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11795 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11796 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11798 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11800 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11801 If REVERSE nonzero then condition code in X must be reversed.
11802 (encode_section_info): Optimise if/else.
11803 (avr_function_value): Fix formatting.
11805 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11806 (difficult_branch): Likewise.
11807 (rvbranch): Likewise.
11808 (difficult_rvbranch): Likewise.
11810 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11812 * config/avr/libgcc.S: Fix comment.
11814 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11816 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11818 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11820 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11822 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11824 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11825 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11826 * configure, config.in: Regenerate.
11827 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11828 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11829 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11830 (doprint.o): New rule.
11832 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11834 * c-typeck.c (digest_init): Handle boolean types as scalars.
11836 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11838 * stmt.c (expand_return): Don't return anything if size is zero.
11839 Delete redundant assignment to BYTES.
11840 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11842 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11844 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11845 the same as the default library function names.
11846 * config/avr/avr.md: Document special characters after '%'.
11847 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11848 knowing which of the call-used registers are really clobbered.
11849 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11850 New. Both quotient and remainder from one libgcc.S call.
11851 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11852 clobber as few registers as possible.
11853 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11855 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11857 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11858 context of the top of the stack.
11860 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11862 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11863 (fixup_var_refs_insns): ...here.
11865 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11867 * function.c (fixup_var_refs_insns): Break up into
11868 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11869 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11870 [loop over hash table entries].
11871 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11872 fixup_var_refs_insns_with_hash, to match above changes.
11874 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11876 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11877 (libgcc.a): Likewise.
11878 (stmp-multilib): Likewise.
11879 (STAGE2_FLAGS_TO_PASS): Likewise.
11881 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11883 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11884 temporary if no_new_pseudos.
11886 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11888 * cppinternals.texi: Update.
11890 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11892 * arm.c (arm_init_builtins): Re-enable builtins.
11894 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11896 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11897 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11898 element to be null, and always expect an EXPR_LIST.
11899 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11900 * sched-deps.c (sched_analyze_1): Likewise.
11901 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11903 * regclass.c (max_set_parallel): New variable.
11904 (reg_scan): Take it into account in computation of max_parallel.
11905 (reg_scan_mark_refs, case SET): Compute it.
11907 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11909 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11910 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11912 2001-01-19 Jason Merrill <jason@redhat.com>
11914 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11915 for the abstract instance of an inline function.
11917 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11918 J"orn Rennecke <amylaar@redhat.com>
11920 * reload1.c (move2add_note_store): Treat all registers directly or
11921 indirectly derived from a base register as members of the same set
11923 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11924 of base register into account.
11926 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11928 * alias.c (find_base_value): Recognize TRUNCATE.
11929 (record_set): In PLUS case, invalidate if other summand is also a
11932 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11934 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11935 entry to be EXPR_LIST.
11936 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11937 be an EXPR_LIST (but not null, which other code doesn't allow).
11938 (note_stores): Properly handle PARALLEL in SET.
11939 Recursively call for top-level PARALLEL.
11940 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11941 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11943 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11945 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11947 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11948 not pfile->skipping (== 0).
11950 2001-01-17 Nick Clifton <nickc@redhat.com>
11952 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11955 2001-01-17 Jim Wilson <wilson@redhat.com>
11957 * invoke.texi (IA-64 options): Improve.
11959 2001-01-17 Tom Tromey <tromey@redhat.com>
11961 * invoke.texi (Optimize Options): Use `{}' to around @samp
11964 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11966 * invoke.texi (-fno-guess-branch-probability): New option.
11968 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11970 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11971 case of making new double-word constant.
11972 Revert last change: instead just test i3_subst_into_i2.
11974 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11976 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11977 Use q constraints instead of r.
11979 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11981 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11982 (machine_function): Define.
11983 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11984 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11985 pa_free_machine_status): New functions.
11986 (override_options): Set {init,mark,free}_machine_status to above.
11987 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11988 PIC_OFFSET_TABLE_REGNUM_SAVED.
11989 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11990 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11991 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11992 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11993 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11995 2001-01-15 DJ Delorie <dj@redhat.com>
11997 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
12001 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12003 * flow.c (propagate_one_insn): Make trying to delete a prologue
12004 or epilogue insn an ICE, not a warning. Allow doing this if
12005 the current function returns with stack pointer depressed.
12007 * combine.c (try_combine): If i3_subst_into_i2, properly check for
12008 I3 having more than one SET.
12010 2001-01-16 Jim Wilson <wilson@redhat.com>
12012 * invoke.texi: Document IA-64 options.
12014 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
12015 (fixup_errata): Delete TARGET_A_STEP use.
12016 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
12017 (TARGET_SWITCHES): Delete -ma-step option.
12018 * config/ia64/ia64.md (all FP patterns): Delete %B0.
12019 (movqicc_astep, movqi_internal_astep, movhicc_astep,
12020 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
12021 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
12022 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
12023 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
12025 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
12026 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
12027 cmovsi_internal): Delete ! TARGET_A_STEP check.
12029 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12031 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
12032 possibility to report bugs via postal mail. Change a URL and
12033 merge in a nearly duplicate statement...
12034 (Bug Reporting): ...from here.
12035 (Service): Refer to the Bug Reporting section instead of
12036 duplicating an URL.
12037 (Contributing): Remove trivial explanations concerning snapshots.
12039 2001-01-16 Alan Modra <alan@linuxcare.com.au>
12041 * cppmain.c (general_init): Don't use ANSI prototype.
12043 2001-01-16 Tom Tromey <tromey@redhat.com>
12045 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
12047 2001-01-16 Richard Henderson <rth@redhat.com>
12049 * config/i386/i386.h: Fix comment typo.
12050 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
12051 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
12053 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12055 * gcc.c: Revert previous -fsyntax-only-related change; move
12058 2001-01-16 Jakub Jelinek <jakub@redhat.com>
12060 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
12061 inmode after checking GET_CODE (op).
12063 2001-01-16 Richard Henderson <rth@redhat.com>
12065 * flow.c (struct propagate_block_info): Add mem_set_list_len.
12066 (MAX_MEM_SET_LIST_LEN): New.
12067 (propagate_one_insn): Update mem_set_list_len.
12068 (invalidate_mems_from_autoinc): Likewise.
12069 (invalidate_mems_from_set): Likewise.
12070 (mark_used_regs): Likewise.
12071 (init_propagate_block_info): Likewise. Stop collecting memories
12072 when we reach MAX_MEM_SET_LIST_LEN.
12073 (mark_set_1): Likewise.
12075 2001-01-16 Richard Henderson <rth@redhat.com>
12077 * unroll.c (precondition_loop_p): Fail if no iteration
12080 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12082 * gcc.c: When -fsyntax-only is given, do not complain about
12085 2001-01-15 Richard Henderson <rth@redhat.com>
12087 * config/i386/i386.c (asm_output_function_prefix): Remove.
12088 (ix86_asm_file_end): New.
12089 (load_pic_register): Generate pic_label_name into a
12090 staticly allocated buffer.
12091 * config/i386/i386-protos.h: Update.
12092 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
12093 (ASM_FILE_END): New.
12094 * config/i386/i386afe.h: New file.
12095 * config.gcc (i?86-*-elf) [tm_file]: Use it.
12096 (i?86-*-{freebsd,linux*,moss*}): Likewise.
12097 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
12098 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
12099 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
12100 * config/i386/sco5.h (ASM_FILE_END): Likewise.
12101 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
12103 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
12105 * Makefile.in (install-man): Remove explicit dependency on
12108 * configure.in, configure: Revert previous patch requiring perl
12111 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
12113 * toplev.c (flag_guess_branch_prob): New.
12114 (f_options): Add guess-branch-probability option.
12115 (rest_of_decl_compilation): Only estimate branch probability if
12117 (main): set flag_guess_branch_prob.
12119 * flags.h (flag_guess_branch_prob): New.
12121 2001-01-15 DJ Delorie <dj@redhat.com>
12123 * gcc.texi (Makefile): Add documentation for Makefile targets.
12125 2001-01-15 Philip Blundell <philb@gnu.org>
12127 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
12129 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
12130 (is_pic): Delete declaration.
12131 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
12132 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
12133 * config/arm/arm.md (builtin_setjmp_receiver): New.
12135 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12137 * arm.c (use_return_insn): Don't try to determine the function type
12138 until after reload has completed.
12139 (arm_output_epilogue): Don't adjust the sp value recovered from the
12141 (emit_multi_reg_push): Don't record dwarf information for the pc.
12142 * arm.md (eh_epilogue): The function type may have changed, so it
12143 needs to be recalculated.
12144 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
12145 unwind tables on arm/netbsd.
12147 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12149 * arm.md (cbranchsi4): Correct calculation of branch ranges.
12150 (negated_cbranchsi4): Likewise.
12152 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12154 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
12155 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12156 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
12157 pass -mapcs-* options to assembler.
12158 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
12159 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12160 (ASM_SPEC): Call subtarget_extra_asm_spec.
12162 2001-01-15 Andreas Jaeger <aj@suse.de>
12164 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
12166 (ix86_expand_builtin): Likewise.
12168 * gencodes.c (output_predicate_decls): Make i size_t to avoid
12169 warning about comparison between signed and unsigned.
12171 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12173 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
12175 2001-01-14 Ralf Baechle <ralf@gnu.org>
12177 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
12178 SUBTARGET_CPP_SPEC apropriatly.
12180 2001-01-12 Mark Mitchell <mark@codesourcery.com>
12182 * varasm.c (make_decl_rtl): Fix typo in last change.
12184 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
12186 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
12187 linker supports the init_priority C++ attribute.
12188 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
12189 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
12190 linker does not support init_priority C++ attribute.
12192 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
12194 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
12196 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12198 * c-parse.in (finish_parse): Add comment about cpp_destroy.
12199 * cp/lex.c (finish_parse): Similarly.
12200 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
12201 Return the number of errors encountered.
12202 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
12203 * cppmain.c (main): Don't call cpp_destroy.
12205 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
12207 * configure.in: Require at least perl 5.6.0 to regenerate
12209 * configure: Regenerate.
12211 2001-01-14 Richard Henderson <rth@redhat.com>
12213 * genrecog.c (DT_veclen_ge): New.
12214 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
12215 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
12216 (nodes_identical_1): Handle DT_veclen_ge.
12217 (write_cond, debug_decision_2): Likewise.
12219 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12221 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
12223 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
12225 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12227 * cppmain.c (do_preprocessing): New function; most of the old
12229 (main): Call it to do most of the work.
12230 (cb): Move from global scope to set_callbacks ().
12231 (setup_callbacks): Get the callback pointer.
12232 (general_init, printer_init): Clean up code and comments.
12234 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12236 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
12239 2001-01-14 Kazu Hirata <kazu@hxi.com>
12241 * config/h8300/h8300.c (get_shift_alg): Update comments.
12243 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12245 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
12246 (alloc_page, ggc_alloc): Add casts to remove warnings.
12248 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12250 * combine.c (simplify_comparison): Don't change `code' when
12251 can't reverse comparison.
12253 2001-01-14 Richard Henderson <rth@redhat.com>
12255 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
12256 update all call sites. Return true for all non-label constants.
12258 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
12260 * i386.c (ix86_expand_compare): Add bypass_test and second_test
12262 (ix86_expand_branch): Update.
12263 (ix86_expand_setcc): Update to handle multiple test conditions.
12264 (expand_int_movcc): Likewise.
12265 (expand_fp_movcc): Likewise.
12266 * i386-protos.h (ix86_expand_compare): New.
12267 * i386.md (andqi_?_slp, orqi_?_slp): New.
12268 (conditional trap expander): Update call to ix86_expand_compare.
12270 2001-01-14 Richard Henderson <rth@redhat.com>
12272 * config/vax/vax.md: Use nonimmediate_operand instead of
12273 general_operand in destinations.
12275 * config/vax/vax.md (indirect_jump): Use register_operand.
12277 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
12278 * config/vax/vax.md (call_pop): Turn into an expander.
12279 (call_value_pop): Likewise.
12280 (call, call_value): New.
12282 2001-01-14 Andreas Jaeger <aj@suse.de>
12284 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
12286 (ix86_fp_compare_mode): Add unused attribute.
12287 (ix86_expand_fp_movcc): Remove unused variable.
12288 (ix86_expand_builtin): Make fcode unsigned.
12290 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
12291 (expand_expr): Add cast to avoid signed warning.
12292 (store_field): Likewise.
12293 (store_constructor_field): Likewise.
12294 (store_constructor): Likewise.
12295 (store_expr): Likewise.
12296 (clear_storage): Likewise.
12297 (emit_group_store): Likewise.
12298 (emit_group_load): Likewise.
12300 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12302 * c-common.c: Move format checking code to ...
12303 * c-format.c: ... here. New file. Reorder some functions and
12305 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
12307 * c-common.h (decl_handle_format_attribute,
12308 decl_handle_format_arg_attribute): Declare.
12309 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
12310 (c-common.o): Adjust dependencies.
12311 (c-format.o): New list of dependencies.
12313 2001-01-13 Jakub Jelinek <jakub@redhat.com>
12315 * unroll.c (loop_iterations): If we cannot prove iteration variable
12316 is set once in each iteration, punt.
12318 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
12320 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
12321 (*strlenhi): Remove clobber (which was buggy) of output address.
12323 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12325 * Makefile.in (generated-manpages): Add gcc.1
12326 ($(srcdir)/gcc.1): New target.
12327 (maintainer-clean): Delete $(srcdir)/gcc.1.
12328 * gcc.texi: Add macros @gccoptlist and @gol.
12329 * invoke.texi: Include option summary in manpage. Mark up option
12330 summary with @gccoptlist and @gol. Use @r in one place where
12332 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
12333 * gcc.1: Generate from invoke.texi.
12335 2001-01-13 Richard Henderson <rth@redhat.com>
12337 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
12338 (struct page_entry): Add group member.
12339 (struct page_group): New.
12340 (struct globals): Add page_groups member.
12341 (alloc_anon): Only define for using mmap; remove valloc call.
12342 (page_group_index): New.
12343 (set_page_group_in_use): New.
12344 (clear_page_group_in_use): New.
12345 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
12346 (free_page, release_pages): Likewise.
12347 * configure.in (with-gc): Default to ggc-page always.
12349 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12351 * reload1.c (replace_pseudos_in_call_usage): Use
12352 reg_equiv_constant and reg_equiv_address, and don't try
12353 regno_reg_rtx first.
12355 2001-01-13 Richard Henderson <rth@redhat.com>
12357 * ggc-page.c (alloc_page): Round up allocation size to one page.
12358 Set e->order on extra pages.
12360 2001-01-13 Richard Henderson <rth@redhat.com>
12362 * genrecog.c (nodes_identical): Expand commentary.
12363 (write_switch): Watch out for identical nodes.
12365 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12367 * cppfiles.c (_cpp_fake_include): New function.
12368 * cpphash.h (_cpp_fake_include): New.
12369 * cpplib.c (do_line): Call _cpp_fake_include when entering
12370 header files in preprocessed input.
12371 * cppmain.c (cb_pragma_implementation): Remove handling.
12372 (setup_callbacks): Don't register pragmas.
12374 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12376 * extend.texi: Udate for CPP.
12378 2001-01-13 Andreas Jaeger <aj@suse.de>
12380 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
12382 * regmove.c: Add prototype for replace_in_call_usage.
12384 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12386 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
12387 struct cpp_chunk, struct htab, struct toklist,
12388 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
12389 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
12390 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
12391 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
12392 (struct macro_args): Delete.
12393 * cpphash.h: See above.
12395 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12397 * cppmain.c (struct printer): Remove no_line_dirs.
12398 (options, cb): New.
12399 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
12400 : Use options rather than CPP_OPTION.
12401 (setup_callbacks): Use cb rather than pfile->cb.
12402 (main): No need to check for a buffer. Use cpp_errors.
12403 (printer_init): Don't set no_line_dirs.
12404 (maybe_print_line): Use options not no_line_dirs.
12405 (cb_file_change): Don't call print_line if -P.
12407 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12409 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
12411 * c-parse.in (finish_parse): Use cpp_errors.
12412 (__yylex): Use return value of cpp_pop_buffer.
12413 * cp/lex.c (finish_parse): Use cpp_errors.
12414 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
12416 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
12418 * README.AVR: URLs corrected.
12420 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12422 * c-decl.c (start_function): Don't warn if old prototype is builtin
12423 that's not in C's namespace.
12424 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
12425 (_bb): Add prototype for ctime.
12426 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
12428 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
12430 * i386.c (ix86_fp_comparison_arithmetics_cost,
12431 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
12432 ix86_fp_comparison_cost): New functions.
12433 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
12434 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
12435 two-branch sequences; make static.
12436 (ix86_use_fcomi_compare): Do decision according to the costs.
12437 (split_fp_branch): New.
12438 * i386.md (compare-and-branch patterns): Use split_fp_branch.
12439 * i386-protos.h (ix86_expand_fp_compare): Remove
12440 (ix86_split_fp_branch): Declare.
12442 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
12443 and ix86_comparison_operator.
12445 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
12446 to make it cheaper.
12448 * i386.c (put_condition_code): Output properly the unordered/ordered
12449 compares in fp case.
12450 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
12452 * tm.texi (REVERSE_CONDITION): Document.
12453 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
12454 in -ffast-math mode.
12455 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
12457 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12459 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
12461 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
12464 * config/sh/sh.c (mova_p): Fix test for mova_const.
12466 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12468 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
12469 cpp_get_options rather than dereferencing pfile and using
12471 * scan-decls.c (scan_decls): Use return value of
12472 cpp_pop_buffer rather than CPP_BUFFER.
12474 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12476 * cppinit.c (cpp_handle_option): help_only is now part of the
12477 cpp_options structure.
12478 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
12479 cpp_set_callbacks): New functions.
12480 * cpplib.h (cpp_callbacks): Break out as a named structure.
12481 (cpp_options): Move help_only here from cpp_reader.
12482 (CPP_FATAL_ERRORS): Update to use cpp_errors.
12483 (cpp_errors, cpp_get_options, cpp_get_callbacks,
12484 cpp_set_callbacks): New prototypes.
12485 * cppmain.c (main): Update for help_only.
12487 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12489 * Makefile.in (info, maintainer-clean, install-info, uninstall):
12490 Also build and remove and install and uninstall c-tree.info and
12492 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
12493 ($(srcdir)/cppinternals.info): New target.
12494 * c-tree.texi: Change file name used when makeinfo used without -o
12495 from ir.info to c-tree.info. Add info directory entry.
12496 * cppinternals.texi: Add info directory entry.
12497 * .cvsignore: Update.
12499 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12501 * c-typeck.c (store_init_value): Don't require constant initializer
12502 elements with -pedantic -std=c99.
12503 (digest_init): Change error about non-constant initializer elements
12505 (constructor_range_end): Remove.
12506 (constructor_incremental, designator_depth,
12507 designator_errorneous): New variables.
12508 (struct constructor_stack): Remove range_end, add incremental.
12509 (struct constructor_range_stack, constructor_range_stack): New.
12510 (struct initializer_stack): Add constructor_range_stack.
12511 (finish_init): Set it.
12512 (start_init): Likewise. require_constant_elements for non-static
12513 trees only if not flag_isoc99.
12514 (really_start_incremental_init): Remove constructor_range_end, add
12515 constructor_incremental.
12516 (pop_init_level): Likewise.
12517 (push_init_level): Likewise. If implicit and the subobject had some
12518 value set already, preinitialize the level with it.
12519 Warn about missing braces only if not pushing due to designators.
12520 (set_designator, push_range_stack): New functions.
12521 (set_init_label): Use them.
12522 (set_init_index): Likewise. Remove constructor_range_end.
12523 Error if designator index is outside of array bounds.
12524 (add_pending_init): Compare values of purpose index trees, not the
12525 trees themselves. Allow overwriting of already initialized element.
12526 Issue a warning if it had side-effects.
12527 (set_nonincremental_init, set_nonincremental_init_from_string): New
12529 (pending_init_member): Rename to...
12530 (find_init_member): ...this function. Call set_nonincremental_init
12531 if necessary. Compare values of purpose index trees, not the trees
12532 themselves. Return the actual value, not just non-zero if something
12534 (output_init_element): Remove checks for duplicates.
12535 If field has zero size, only check the initializer for correctness.
12536 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
12537 if constructor_incremental is zero. Change error about initializers
12538 not computable at load time into pedwarn.
12539 (output_pending_init_elements): Compare bit positions, not
12540 FIELD_DECLs to take into account zero-sized fields.
12541 (process_init_element): Use constructor_range_stack to fill all
12542 ranges in the designator lists from current level up.
12543 * extend.texi: Update documentation for labeled elements.
12545 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12547 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12548 to function usage for arguments passed by reference. Optimize
12549 callee-copied arguments.
12550 * regmove.c (replace_in_call_usage): New function.
12551 (fixup_match_1): Call it.
12552 * cse.c (cse_insn): Canonicalize registers in function usage.
12553 * reload1.c (replace_pseudos_in_call_usage): New function.
12556 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12559 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12561 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12564 2001-01-12 DJ Delorie <dj@redhat.com>
12566 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12567 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12570 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12572 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12573 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12574 -std options alongside references to -ansi. Update some
12575 documentation for C99.
12576 * cpp.1: Regenerate.
12578 2001-01-12 Andreas Jaeger <aj@suse.de>
12580 * haifa-sched.c (restore_line_notes): Remove argument block B
12582 * sched-ebb.c (schedule_ebb): Change caller.
12583 * sched-rgn.c (schedule_region): Likewise.
12584 * sched-int.h (restore_line_notes): Adjust prototype.
12586 * loop.h: Remove wrong declaration of doloop_condition_get.
12588 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12590 * extend.texi: Move C++-extension-related node from the C section
12591 into the C++ section.
12593 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12595 * extend.texi: Refer to an array of pointers to functions instead
12596 of one of functions.
12598 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12599 Jan Hubicka <jh@suse.cz>
12601 * combine.c (reversed_comparison): Fix typo in last patch.
12603 (combine_reversed_comparison_code): Make static to follow
12604 prototype declaration.
12606 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12608 * install.texi: Remove misplaced duplicate entry.
12610 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12612 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12614 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12616 * final.c: (leaf_function_p): Fix typo.
12618 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12620 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12621 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12623 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12624 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12625 mmap_anon, and valloc is available.
12626 * ggc-page.c: Restructure ifdef logic to match new autoconf
12627 spec. Don't throw away the test page in init_ggc.
12629 * configure, config.in: Regenerate.
12631 2001-01-12 Michael Hayes <mhayes@redhat.com>
12633 * loop.h (total_biv_increment): Constify iv_class pointer.
12634 (struct induction): Replace `mem_mode' with `mem' rtx.
12635 * unroll.c (total_biv_increment): Constify iv_class pointer.
12636 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12637 (find_mem_givs, combine_givs_p): Likewise.
12638 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12640 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12642 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12644 (__gthread_getspecific): Ditto.
12646 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12648 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12649 put_condition_code): Convert fp comparison codes to integer
12651 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12654 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12655 * i386-protos.h (no_comparison_operator): Kill.
12657 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12659 * combine.c (REVERSIBLE_CC_MODE): Remove.
12660 (reversible_comparison_p): Remove.
12661 (combine_reversed_comparison_code): New.
12662 (reversed_comparison): New.
12663 (combine_simplify_rtx): Use
12664 combine_reversed_comparison_code/reversed_comparison instead
12665 of reversible_comparison_p.
12666 (simplify_if_then_else): Likewise.
12667 (simplify_set): Likewise.
12668 (simplify_logical): Likewise.
12669 (if_then_else_cond): Likewise.
12670 (known_cond): Likewise.
12671 (simplify_comparison): Likewise.
12673 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12675 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12676 sizeof (int) is larger than sizeof(__word__).
12678 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12680 * cppinit.c (do_includes): Fix typo.
12682 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12684 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12685 in S_REGS does not occur because not all sources are possible
12686 when a S_REGS is a destination (sometimes needs a clobber).
12687 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12688 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12689 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12690 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12691 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12692 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12693 (lshrdi_const1, lshrsi3_const16): Likewise.
12694 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12695 (*movhi_68hc12, *movqi_68hc12): Likewise.
12696 (movstrictqi): Make sure reloading in D_REGS as a destination
12699 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12701 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12703 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12705 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12706 -D, -U and -A, and don't initialize the builtins.
12707 (do_includes): Error if -include or -imacros with -fpreprocessed.
12708 * cppmain.c (cb_define, cb_undef): Unconditionally process
12710 * tradcpp.c (main): Fix typo.
12712 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12714 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12715 (read_name_map): Use IS_ABSOLUTE_PATH.
12716 * tradcpp.c (get_filename): Likewise.
12718 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12720 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12721 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12722 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12723 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12724 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12725 (cmphi_z_used): Don't use '@' for the output.
12726 (tstqi_z_used): Likewise.
12727 (cmpqi_z_used): Likewise.
12728 (one_cmplsi2): Likewise.
12730 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12732 * config/sh/sh.c (barrier_align): Recognize branch around far
12733 branch and redundant insn.
12735 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12737 * invoke.texi: Restore documentation of the drivers' switches -MD
12740 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12742 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12744 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12745 check-objc//%): Support parallel testing of multilibs.
12746 (TESTSUITEDIR): Set to testsuite by default, but override for
12748 (check-gcc, check-g++, check-g77, check-objc): Enter
12751 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12753 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12754 * sched-deps.c (deps_may_trap_p): Likewise.
12755 * basic-block.h: Remove a comment.
12756 * flow.c (PROP_POSTRELOAD): Remove.
12757 (update_life_info): Don't add it to prop_flags.
12758 (mark_set_1): Lose the code that was enabled by it.
12760 2001-01-11 Michael Hayes <mhayes@redhat.com>
12762 * flow.c (flow_call_edges_add): New.
12763 * basic_block.h (flow_call_edges_add): New.
12765 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12767 * reload1.c (move2add_note_store): Update reg_set_luid even if
12768 base reg remains the same.
12770 2001-01-10 Nick Clifton <nickc@redhat.com>
12772 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12773 machine_function structure to zero.
12774 Add prototypes for machine_status functions.
12776 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12778 * c-common.h (CTI_VOID_LIST): Remove.
12779 (void_list_node): Likewise.
12780 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12781 (void_list_node): New macro.
12782 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12783 * config/i386/i386.c (ix86_init_builtins): Likewise.
12784 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12786 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12788 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12789 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12791 * tradcpp.c: Include mkdeps.h.
12792 (deps, print_deps_phony_targets, deps_append, output_deps,
12793 init_dependency_output, output_deps): New.
12794 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12795 deps_output): Delete.
12796 (print_deps_missing_files): Rename deps_missing_files.
12797 (inhibit_output): Make global.
12798 (main): Delete inhibit_output, deps_stream, deps_target.
12799 Use mkdeps functionality in the same way as cpplib. Remove
12800 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12801 -M and -MM. Remove old handling of deps via deps_out, and
12802 old reading of environment variables.
12803 (get_filename): Update to use deps_add_dep.
12805 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12807 * output.h (make_function_rtl): Remove prototype.
12808 (make_decl_rtl): Likewise.
12809 * varasm.c (make_function_rtl): Remove.
12810 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12811 than from a third parameter.
12812 * tree.h (make_decl_rtl): Remove last parameter.
12813 * c-decl.c (builtin_function): Remove last argument in call to
12814 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12815 (start_function): Likewise.
12816 * except.c (call_get_eh_context): Likewise.
12817 * expr.c (emit_block_move): Likewise.
12818 (clear_storage): Likewise.
12819 * profile.c (output_func_start_profiler): Likewise.
12820 * toplev.c (rest_of_decl_compilation): Likewise.
12821 * objc/objc-act.c (create_builtin_decl): Likewise.
12822 (synth_module_prologue): Likewise.
12823 (generate_static_reference): Likewise.
12824 (build_selector_reference_decl): Likewise.
12825 (build_class_reference_decl): Likewise.
12826 (build_objc_string_decl): Likewise.
12827 (build_protocol_reference): Likewise.
12829 2001-01-10 Richard Henderson <rth@redhat.com>
12831 * hwint.h: Revert yesterday's change.
12833 2001-01-10 Nick Clifton <nickc@redhat.com>
12835 * function.h (save_machine_status): Delete.
12836 (restore_machine_status): Delete.
12837 Amend comment describing {init|mark|free}_machine_status.
12839 * function.c (save_machine_status): Delete.
12840 (restore_machine_status): Delete.
12841 Amend comment describing {init|mark|free}_machine_status.
12842 (push_function_context_to): Remove invocation of
12843 save_machine_status.
12844 (pop_function_context_from): Remove invocation of
12845 restore_machine_status.
12847 * emit-rtl.c (init_emit_once): Amend comment describing
12848 {init|mark|free}_machine_status.
12850 * tm.texi (Per-Function Data): New node. Describe the
12851 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12854 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12856 * cppinit.c (OPT_g): Remove.
12857 (cpp_handle_option): Update for removed -g3.
12858 (print_help): Update.
12859 * cpplib.h (struct cpp_options): Remove debug_output.
12860 * cppmain.c (setup_callbacks, cb_define): Update.
12861 * gcc.c (cpp_options): Translate -g3 to -dD.
12863 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12865 * config/i960/i960.md: Change modifier to + on the zero_extract
12866 pattern after the (rotate -2 reg) canonicalization pattern.
12868 2001-01-10 Richard Henderson <rth@redhat.com>
12870 * config/alpha/alpha.c (alpha_free_machine_status): New.
12871 (override_options): Install it.
12872 (alpha_mark_machine_status): Verify machine non-null.
12873 * config/i386/i386.c (ix86_free_machine_status): New.
12874 (override_options): Install it.
12875 (ix86_init_machine_status): Use xcalloc.
12876 (ix86_mark_machine_status): Verify machine non-null.
12877 * config/ia64/ia64.c (ia64_free_machine_status): New.
12878 (ia64_override_options): Install it.
12879 (ia64_mark_machine_status): Verify machine non-null.
12881 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12883 * function.c (instantiate_virtual_regs): Instantiate virtual
12884 registers found in CALL_INSN_FUNCTION_USAGE.
12886 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12888 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12889 equivalent to -ansi in disabling -Di386.
12891 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12893 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12895 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12897 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12899 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12901 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12903 * invoke.texi: Document that -fcond-mismatch isn't supported for
12906 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12908 * gcc.texi: Define macro gcctabopt.
12909 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12910 @command, @env and @option in some places where appropriate. Use
12911 @gcctabopt where appropriate. Put URLs and email addresses inside
12914 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12916 * gcc.c (cpp_options): Set MD file name from output
12917 filename, if specified.
12918 (suffix_subst): New static variable.
12919 (do_spec): Clear it.
12920 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12922 (give_switch): Handle suffix_subst.
12924 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12926 * invoke.texi: Fix another typo.
12928 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12930 * invoke.texi: Fix typo.
12932 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12934 * c-lang.c (lang_hooks): Update.
12935 (lang_decode_option): Remove.
12936 (lang_init_options): Rename c_init_options.
12937 * toplev.c (main): Use lang_hooks for lang_init_options
12938 and lang_decode_option.
12939 * toplev.h (lang_hooks): Add 2 new hooks.
12940 * tree.h: Remove lang_init_options and lang_decode_option.
12941 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12942 * cp/decl2.c: Similarly.
12943 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12944 (lang_hooks): Update.
12945 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12947 (lang_init_options): Rename ffe_init_options.
12948 (lang_hooks): Update.
12949 (lang_decode_option): Remove.
12950 * java/lang.c (lang_init_options): Rename java_init_options.
12951 (lang_decode_option): Rename java_decode_option.
12952 (lang_hooks): Update.
12953 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12954 (lang_decode_option): Rename objc_decode_option.
12955 (lang_hooks): Update.
12957 2001-01-09 Nick Clifton <nickc@redhat.com>
12959 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12960 (d30v_return_addr_rtx): Delete.
12961 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12962 cfun->machine structure.
12963 (struct machine_function): Move to d30v.h
12964 (d30v_save_machine_status): Delete.
12965 (d30v_restore_machine_status): Delete.
12966 (d30v_init_machine_status): New Function.
12967 (d30v_mark_machine_status): New Function.
12968 (d30v_free_machine_status): New Function.
12969 (d30v_init_expanders): Use new functions.
12970 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12971 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12972 d30v_return_addr_rtx.
12974 * config/d30v/d30v.h (struct_machine): Move here.
12975 Add eh_epilogue_sp_ofs field.
12977 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12978 field in cfun->machine structure.
12980 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12982 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12983 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12984 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12986 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12988 * objc/lang-options.h: Remove bogus reference to
12991 2001-01-09 Kazu Hirata <kazu@hxi.com>
12993 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12996 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12998 * reload.c (find_reloads_address): Check for eliminable registers
12999 when substituting a constant expression for a pseudo.
13001 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
13003 * c-common.c (enum format_type): Add format_type_error.
13004 (decode_format_type): New function.
13005 (decl_attributes): Use it.
13006 (format_kind_info): Adjust comment.
13008 2001-01-09 David O'Brien <obrien@BSDi.com>
13010 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
13011 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
13013 * config/i386/gnu.h: Don't include required platform specific .h files,
13014 tm.h will do it instead.
13015 * config/i386/i386elf.h: Likewise.
13016 * config/i386/linux.h: Likewise.
13017 * config/i386/moss.h: Likewise.
13018 * config/mips/gnu.h: Likewise.
13020 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13022 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
13023 (rs6000-ibm-aix3.[01]*): Likewise.
13024 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
13025 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
13026 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
13027 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
13028 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
13029 (powerpc-*-eabiaix*): Likewise.
13030 (powerpc-*-eabisim*): Likewise.
13031 (powerpc-*-elf*): Likewise.
13032 (powerpc-*-eabi*): Likewise.
13033 (powerpc-*-rtems*): Likewise.
13034 (powerpc-*-linux*libc1): Likewise.
13035 (powerpc-*-linux*): Likewise.
13036 (powerpc-wrs-vxworks*): Likewise.
13037 (powerpcle-wrs-vxworks*): Likewise.
13038 (powerpcle-*-sysv*): Likewise.
13039 (powerpcle-*-elf*): Likewise.
13040 (powerpcle-*-eabisim*): Likewise.
13041 (powerpcle-*-eabi*): Likewise.
13042 (powerpcle-*-solaris2*): Likewise.
13043 * config/rs6000/aix31.h: Delete includes.
13044 * config/rs6000/aix3newas.h: Likewise.
13045 * config/rs6000/aix41.h: Likewise.
13046 * config/rs6000/aix43.h: Likewise.
13047 * config/rs6000/beos.h: Likewise.
13048 * config/rs6000/rtems.h: Likewise.
13049 * config/rs6000/sysv4.h: Likewise.
13051 2001-01-09 Kazu Hirata <kazu@hxi.com>
13053 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
13054 Change an argument mode of machine_mode to shift_mode of
13055 shift_mode. Remove an extra error check.
13056 (emit_a_shift): Adopt to the new calling prototype of
13058 (function_prologue): Fix code for a monitor
13059 function. Support H8/S.
13060 (function_epilogue): Do not output pop for a monitor function.
13062 2001-01-09 Nick Clifton <nickc@redhat.com>
13064 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
13065 (setup_incoming_varargs): Use sysv_varargs_p field of the
13066 cfun->machine structure.
13067 (struct machine_function): Move to rs6000.h
13068 (rs6000_save_machine_status): Delete.
13069 (rs6000_restore_machine_status): Delete.
13070 (rs6000_init_machine_status): New Function.
13071 (rs6000_free_machine_status): New Function.
13072 (rs6000_init_expanders): Use new functions.
13074 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
13076 (struct machine_function): Move here.
13078 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
13079 sysv_varargs_p field of the cfun->machine structure.
13081 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
13083 (rs6000_restore_machine_status): Remove prototype.
13085 2001-01-09 Richard Henderson <rth@redhat.com>
13087 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
13088 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
13089 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
13090 (sched_analyze_2, sched_analyze_insn): Likewise.
13091 (sched_analyze, init_deps): Likewise.
13092 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
13093 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
13094 (compute_block_backward_dependences): Update propagate_deps call.
13096 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
13098 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
13100 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13102 * cppinit.c (OPT_MD, OPT_MMD): Restore.
13103 (cpp_handle_option): Handle them.
13104 (cpp_post_options): Ensure one of -M or -MM is specified with
13105 any other -M? option.
13106 (init_dependency_output): Suppress output with -MG.
13108 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13110 * cpp.texi: Update.
13111 * invoke.texi: Update.
13113 2001-01-09 Bernd Schmidt <bernds@redhat.com>
13115 * sh.md (reload_outsf): Generate recognizable patterns for
13118 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13120 * c-lang.c (lang_hooks): Update.
13121 (lang_init): Rename c_init.
13122 (lang_finish): Remove.
13123 * toplev.c (compile_file): Use lang_hooks for lang_init ()
13124 and lang_finish ().
13125 * toplev.h (lang_hooks): Add init () and finish ().
13126 * tree.h (lang_init, lang_finish): Remove.
13127 * cp/tree.h (lang_init, lang_finish): Remove.
13128 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
13129 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
13131 (lang_init, lang_finish): Remove.
13132 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
13133 (lang_hooks): Update.
13134 * java/lang.c (lang_init): Rename java_init.
13135 (lang_finish): Remove.
13136 (lang_hooks): Update.
13137 * objc/objc-act.c (lang_init): Rename objc_init.
13138 (lang_finish): Remove.
13139 (lang_hoooks): Update.
13141 20001-01-09 Graham Stott <grahams@redhat.com>
13143 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
13144 after `ptr` is initialised.
13146 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13148 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
13149 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
13150 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
13151 stack adjusts, instead of r3.
13153 2001-01-09 Michael Hayes <mhayes@redhat.com>
13155 * flow.c (flow_loop_scan): Break out of ...
13156 (flow_loops_find) ... here.
13157 * basic-block.h (flow_loop_scan): New.
13158 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
13159 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
13161 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13163 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
13165 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
13166 realloc()ing macro_buffer.
13168 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
13169 if it's wider than long and the target's long is wider than the
13172 2001-01-09 Mark Mitchell <mark@codesourcery.com>
13174 Remove support for using UWIN as a host machine.
13175 * configure.in: Issue an error message.
13176 * configure: Regenerated.
13177 * config.gcc: Remove xm_* UWIN configury.
13178 * config/i386/xm-uwin.h: Remove.
13180 2001-01-08 Nick Clifton <nickc@redhat.com>
13182 * config/v850/v850.c (ra_rtx): Delete.
13183 (v850_save_machine_status): Delete.
13184 (v850_restore_machine_status): Delete.
13185 (v850_init_machine_status): New function.
13186 (v850_mark_machine_status): New function.
13187 (v850_free_machine_status): New function.
13188 (v850_return_addr): Use ra_rtx field in machine structure.
13189 (v850_init_expanders): Use new functions.
13191 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
13192 * config/v850/v850.c: Change arguments to v850_output+* functions
13193 to take a const char *, to avoid compile time warning.
13194 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
13195 (USER_LABEL_PREFIX): Redefine.
13197 2000-01-08 Jim Wilson <wilson@redhat.com>
13199 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
13200 1 to unsigned HOST_WIDE_INT before left shift.
13202 2001-01-08 Nick Clifton <nickc@redhat.com>
13204 * config/arm/arm.c (arm_mark_machine_status): Check to see if
13205 the machine structure has been allocated.
13206 (arm_free_machine_status): New function: Free the machine
13207 specific function structure.
13209 2001-01-08 Richard Henderson <rth@redhat.com>
13211 * jump.c (simplejump_p): Revert last change.
13213 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
13215 * cppinit.c (init): Rename init_library.
13216 (cpp_create_reader): Update.
13217 * gcc.c (cpp_options): If -o given, use it as the target of
13220 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13222 * arm.c (arm_arch5e): New variable.
13223 (all_cores): XScale is a 5TE device.
13224 (arm_override_options): Set arm_arch5e.
13225 (arm_init_builtins): __builtin_prefetch is in arch5e.
13226 * arm.h (arm_arch5e): Declare it.
13228 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
13230 * arm.md (define_constants): Add defines for UNSPEC and
13231 UNSPEC_VOLATILE insns. Update all users.
13232 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
13233 * arm.c (multi_register_push, note_invalid_constants)
13234 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
13235 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
13236 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
13238 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
13240 * jump.c (jump_optimize_1): Use reversed_comparison_code
13241 instead of can_reverse_comparison_p.
13242 (jump_back_p): Likewise.
13243 (invert_exp_1): Likewise.
13244 (thread_jumps): Likewise.
13245 * simplify-rtx.c (simplify_unary_operation): Likewise.
13246 (simplify_ternary_operation): Likewise.
13247 * cse.c (find_comparison_args): Convert to use
13248 can_reverse_comparison_p.
13249 (record_jump_equiv): Likewise.
13251 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13253 * arm.h (HARD_REGNO_RENAME_OK): Delete.
13254 (EPILOGUE_USES): Define.
13255 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
13256 automatically stack the LR if it isn't live.
13258 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
13260 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
13263 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
13265 * ggc-page.c (max_alignment): New structure.
13266 (MAX_ALIGNMENT): New macro.
13267 (init_ggc): Use it to round up the sizes in the
13268 extra_order_size_table.
13270 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13272 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
13275 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13277 * builtins.def (BUILT_IN_FPRINTF): New entry.
13279 * c-common.c (c_expand_builtin_fprintf): New function.
13280 (init_function_format_info): Handle __builtin_fprintf.
13281 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
13282 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
13284 * c-decl.c (duplicate_decls): Adjust comment.
13286 * extend.texi (fprintf): Document new builtin.
13288 2001-01-07 Richard Henderson <rth@redhat.com>
13290 * jump.c (simplejump_p): Recognize any single_set jump
13291 of the proper form.
13293 2001-01-07 Richard Henderson <rth@redhat.com>
13295 * configure.in (slibdir): Accept an --with-slibdir option.
13296 Use "test" not "[" in configure. Default to $(libdir).
13298 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
13300 * config/t-aix43 (SHLIB_INSTALL): Likewise.
13301 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
13302 (SHLIB_LINK): Create links for the soname.
13303 * config/mips/t-iris6: Likewise.
13304 * config/sparc/t-slibgcc: Likewise.
13305 * config/sparc/t-slibgcc-sld: Likewise.
13307 2001-01-07 Jakub Jelinek <jakub@redhat.com>
13309 * config/i386/i386.c (constant_call_address_operand): Accept
13310 (const (plus (symbol_ref) (const_int))).
13311 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
13312 constant_call_address_operand.
13314 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13316 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
13317 and LONG_LONG_TYPE_SIZE > 32.
13319 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13321 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
13322 the previous change.
13324 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
13326 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
13328 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
13329 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
13330 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
13333 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13335 * fix-header.c (read_scan_file): s/pfile/scan_in/.
13337 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13339 * c-lang.c (c_post_options): Call cpp_post_options.
13340 * objc/objc-act.c (objc_post_options): Similarly.
13341 * cppmain.c (main): Similarly.
13342 * fix-header.c (read_scan_file): Similarly.
13343 * cppinit.c (cpp_start_read): Move option consistency checks
13344 to cpp_post_options. Don't call init_dependency_output.
13345 If needed, add default target and main file dependency.
13346 (OPT_MD, OPT_MMD): Remove.
13348 (cpp_handle_option): Update for OPT_* changes.
13349 (cpp_post_options): New.
13350 (init_dependency_output): Command line -MF overrides environment
13351 variables. Don't set default target etc. Suppress output
13352 if dependencies are going to stdout.
13353 (print_help): Update.
13354 * cpplib.h (cpp_post_options): New.
13355 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
13357 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
13359 * jump.c (comparison_dominates_p): Support unordered compares.
13361 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
13363 * simplify-rtx.c (simplify_relational_operation): Always simplify
13364 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
13367 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
13369 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
13370 (nonzero_bits): Likewise.
13371 (simplify_comparison): Likewise.
13372 (num_sign_bit_copies): Likewise; return more sane value depending
13373 on STORE_FLAG_VALUE.
13374 (known_cond): Do not assume EQ to be always true for equivalent
13377 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
13379 * cse.c (fold_rtx): Handle unordered comparisons.
13381 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
13383 * rtlanal.c (set_of_1): New static function.
13384 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
13385 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
13386 reg_set_last_last_regno): Remove.
13387 (set_of): New global function.
13388 (set_of_data): New structure.
13389 (reg_set_p, reg_set_last): Revamp for set_of.
13390 * rtl.h (set_of): New.
13392 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13394 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
13395 * extend.texi: Document _Exit builtin.
13397 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13399 * (initialize, initialize_builtins,
13400 initialize_dependency_output, initialize_standard_includes):
13401 Rename s/initialize/init. Update.
13402 (init_dependency_output): Move to after
13403 cpp_handle_options, the correct location temporally at least.
13404 (opt_comp): Move next to init (), its caller. Fix prototype.
13405 (init): Make "initialized" local scope.
13406 (cpp_create_reader): Always call init ().
13407 (cpp_start_read): Update.
13408 (output_deps): New function, broken out of cpp_finish.
13409 (cpp_finish): Break out output_deps.
13411 2001-01-07 Richard Henderson <rth@redhat.com>
13413 * collect2.c (COFF specific stuff): Revert 12-06 patch
13414 to prototype system functions.
13416 2001-01-07 Michael Hayes <mhayes@redhat.com>
13418 * hard-reg-set.h: Add multiple include guard.
13419 * basic-block.h (struct loop): Add `sink' field.
13420 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
13421 (emit_iv_add_mult): Delete.
13422 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
13423 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
13424 (unroll_loop): Remove end_insert_before argument.
13425 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
13426 (maybe_eliminate_biv_1): Likewise.
13427 (emit_iv_add_mult): Delete.
13428 (gen_add_mult, loop_regs_update): New.
13429 (loop_insn_emit_after, loop_insn_emit_before): New.
13430 (loop_insn_sink, loop_insn_sink_or_swim): New.
13431 (emit_iv_add_mult): Delete.
13432 (scan_loop): Set loop->sink.
13433 (loop_givs_reduce): Use loop_insn_sink and its ilk.
13434 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
13435 (maybe_eliminate_biv_1): Likewise.
13436 (maybe_eliminate_biv_1): Add basic block argument.
13437 * unroll.c (unroll_loop): Remove end_insert_before argument.
13438 (find_splittable_regs): Likewise.
13439 (find_splittable_regs): Use loop_insn_sink and its ilk.
13440 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
13442 2001-01-07 Michael Hayes <mhayes@redhat.com>
13444 * loop.h (loop_insn_hoist): New prototype.
13445 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
13446 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
13447 (check_dbra_loop, load_mems): Likewise.
13448 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
13449 (find_splittable_givs): Likewise.
13451 2001-01-07 Michael Hayes <mhayes@redhat.com>
13453 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
13455 2001-01-07 Richard Henderson <rth@redhat.com>
13457 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
13459 2001-01-07 Richard Henderson <rth@redhat.com>
13461 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
13462 NO_SHARED_LIBGCC_MULTILIB as required for the target.
13463 * gcc.c (init_spec): Massage the existing libgcc_spec into a
13464 variant that handles a shared libgcc.
13465 (process_command): Always validate -{static,shared}-libgcc.
13466 (do_spec_1): New 'M' case.
13467 * invoke.text (Link Options): Document -{static,shared}-libgcc.
13469 2001-01-07 Richard Henderson <rth@redhat.com>
13471 * Makefile.in (slibdir): New variable.
13472 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
13473 (installdirs): Create slibdir.
13474 (install-libgcc, install-multilib): Defer to libgcc.mk.
13475 * configure.in (slibdir): Substitute.
13476 * mklibgcc.in (install): New target.
13478 * config/t-linux (SHLIB_LINK): Create links for the soname.
13479 (SHLIB_INSTALL): New.
13480 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
13481 * config/mips/t-iris6 (SHLIB_INSTALL): New.
13482 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
13483 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
13484 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
13486 2001-01-07 Richard Henderson <rth@redhat.com>
13488 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
13489 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
13490 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
13492 2001-01-07 Michael Hayes <mhayes@redhat.com>
13494 * loop.c (count_loop_regs_set): Delete.
13495 (load_mems_and_recount_loop_regs_set): Delete.
13496 (loop_regs_scan): Merge common code from count_loop_regs_set,
13497 scan_loop, and load_mems_and_recount_loop_regs_set.
13498 (scan_loop): Call load_mems directly and loop_regs_scan
13499 again if new registers created.
13501 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13503 * toplev.c (main): Call the front-end specific post_options
13504 hook if one is given.
13505 * toplev.h (struct_lang_hooks, lang_hooks): New.
13506 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
13507 for the C front end.
13508 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
13509 lang_hooks for the C++ front end.
13510 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
13511 lang_hooks for the ObjC front end.
13512 * f/com.c (lang_hooks): Hooks for the Fortran front end.
13513 * java/lang.c (lang_hooks): Hooks for the Java front end.
13515 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13517 * c-lex.c (init_c_lex): Request #define / #undef callbacks
13518 for verbose DWARF[2] debugging.
13519 (cb_define, cb_undef): The new callbacks.
13520 * toplev.h (debug_define, debug_undef): Make const correct.
13521 * toplev.c (debug_define, debug_undef): Similarly. Do not
13522 perform the verbosity tests here anymore.
13524 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
13526 * reload.c (subst_reloads): Take INSN argument. When
13527 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
13528 * reload.h (subst_reloads): Adjust prototype.
13529 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
13530 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
13531 present in JUMP_INSNs and copy them to JUMP_LABEL.
13532 * flow.c (find_label_refs, find_basic_blocks_1): Skip
13533 JUMP_INSNs and insns with REG_LABELs that are followed by
13534 JUMP_INSNs with the same REG_LABEL.
13535 * sched-rgn.c (is_cfg_nonregular): Likewise.
13536 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
13538 * unroll.c (unroll_loop): Look for REG_LABEL notes in
13540 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
13542 2001-01-06 Richard Henderson <rth@redhat.com>
13544 * loop.c (scan_loop): Use xcalloc for the regs array.
13545 (load_mems_and_recount_loop_regs_set): Zero the new memory
13546 received from xrealloc.
13548 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13550 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13552 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13554 * integrate.c (copy_rtx_and_substitute): When copying
13555 an ignored return value, strip REG_FUNCTION_VALUE_P.
13557 2001-01-06 Michael Hayes <mhayes@redhat.com>
13559 * loop.c (debug_biv, debug_giv): New.
13560 (loop_biv_dump): Break out from ...
13561 (record_biv): ... here.
13562 (loop_giv_dump): Break out from ...
13563 (record_giv): ... here.
13564 (loop_bivs_check): Use print_simple_rtl.
13565 * unroll.c (loop_iterations): Use print_simple_rtl.
13567 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13569 * pa.md (return, return_internal): Modify patterns to prevent regrename
13570 mucking with the return pointer.
13572 2001-01-05 Richard Henderson <rth@redhat.com>
13574 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13576 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13578 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13579 version supplied by Matteo Frigo.
13581 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13583 * cpp.texi: Update for -MQ.
13584 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13585 (cpp_cleanup): Always free pfile->deps.
13586 (initialize_dependency_output): Don't create pfile->deps.
13587 (cpp_handle_option): Similarly.
13589 * gcc.c (cpp_options): Handle -MQ.
13590 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13591 * mkdeps.c (base_name): Remove.
13592 (deps_init): Don't allocate vector space until it's needed.
13593 (deps_free): Only free vectors if allocated.
13594 (deps_add_target, deps_add_dep): Update for initial allocation.
13595 (deps_add_default_target): Don't strip to the base_name.
13597 2001-01-05 DJ Delorie <dj@redhat.com>
13599 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13600 (INIT_EXPANDERS): Define.
13602 * config/v850/v850.c (struct machine_function): Define.
13603 (v850_save_machine_status): New function.
13604 (v850_restore_machine_status): New function.
13605 (v850_return_addr): New function.
13606 (v850_init_expanders): New function.
13608 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13609 and v850_init_expanders.
13611 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13613 * cpplib.h (struct cpp_reader): Add help_only field.
13614 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13615 (cpp_handle_option): Set pfile->help_only if we see -h,
13616 --help, -target-help, or --version. Print version string but
13617 do not set help_only if we see -v or -version. Make text
13618 printed by -v match that printed by (-)-version.
13620 * cppmain.c (main): Exit after option parsing if
13621 pfile->help_only is true.
13623 * toplev.c (independent_decode_option): Call print_version,
13624 then exit, if we see --version (but not -version).
13625 (print_version): Split lengthy message into two lines.
13627 2001-01-05 Nick Clifton <nickc@redhat.com>
13629 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13630 temporary string for initialisation before calling ggc_alloc_string.
13632 2001-01-06 Michael Hayes <mhayes@redhat.com>
13634 * rtl.h (print_simple_rtl): New.
13635 * print-rtl.c (print_simple_rtl): New.
13636 (flag_simple): New.
13637 (print_rtx): Disable printing of flags and modes, etc.,
13638 if `flag_simple` nonzero.
13640 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13642 * function.c (fixup_var_refs): Use push_to_full_sequence where
13645 2001-01-05 Michael Meissner <meissner@redhat.com>
13647 * flags.h (flag_reorder_blocks): Add declaration.
13648 (flag_rename_block): Ditto.
13650 2001-01-05 DJ Delorie <dj@redhat.com>
13652 * function.c (reorder_blocks): Make sure the flags are all reset
13653 before using them to mark blocks, else a second invocation will
13654 corrupt the block chain.
13655 (reorder_blocks_0): New, resets the flags.
13657 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13659 * cse.c (find_comparison_args): Stop if the argument is known to
13662 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13664 * config/sh/sh.md (movdf): When splitting load into pair of
13665 registers, don't clobber the register used in the address too
13668 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13670 * varasm.c (mark_constant_pool): Improve initial comments.
13671 (mark_constants): Move marking of constants to mark_constant.
13672 (mark_constant): New function to recursively mark all constants
13673 referred to by a constant.
13675 2001-01-05 Catherine Moore <clm@redhat.com>
13677 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13679 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13681 * cp/lang-options.h: Bring comment in line with reality.
13682 * f/lang-options.h: Likewise.
13683 * java/lang-options.h: Likewise.
13684 * objc/lang-options.h: Likewise.
13685 * ch/lang-options.h: Likewise.
13686 * f/g77.texi: And update the manual.
13688 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13689 Denis Chertykov <denisc@overta.ru>
13691 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13692 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13693 * config/avr/avr.md (all peepholes that request a scratch register):
13694 Call it, FAIL the peephole if not safe (in interrupt functions).
13696 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13698 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13700 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13702 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13704 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13705 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13706 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13707 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13708 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13710 * extend.texi: Document these builtins.
13712 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13714 * c-common.c (lang_get_alias_set): Say we know nothing of
13715 VECTOR_TYPE aliasing.
13717 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13719 2001-01-05 Bruce Korb <bkorb@gnu.org>
13721 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13722 their x* equivalent versions for atexit-less systems
13723 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13724 systems (or any other system any more).
13726 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13728 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13729 output operands. Use arm_hard_register_operand for operand 4.
13730 (stmsi_postinc): Similarly.
13731 (ldmsi): Use arm_hard_register_operand for opernand 2.
13732 (stmsi): Similarly.
13733 * arm.c (arm_hard_register_operand): New function.
13734 * arm-protos.h (arm_hard_register_operand): Prototype it.
13736 * arm.h (HARD_REGNO_RENAME_OK): Define.
13738 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13740 * simplify-rtx.c (cfc_args): add "unordered" field.
13741 (check_fold_consts): Set unordered field.
13742 (simplify_relational_operation): Simplify the unordered
13745 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13748 * emit-rtl.c (try_split): Fix code to mark labels.
13749 * jump.c (mark_jump_label): Make global.
13750 * rtl.h (mark_jump_label): Declare.
13752 * predict.c (estimate_probability): Handle unordred comparisons.
13754 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13756 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13757 * cppinit.c (initialize_dependency_output): Update.
13758 (cpp_finish): Output dummy targets for -MP.
13760 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13761 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13762 * gcc.c (cpp_options): Update to handle -MP.
13763 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13764 to quote only the default target.
13765 (deps_phony_targets): Insert a preceding newline. Rename from
13766 deps_dummy_targets for consistency.
13769 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13771 * calls.c (emit_library_call_value_1): Support
13772 INIT_CUMULATIVE_LIBCALL_ARGS.
13773 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13775 2001-01-04 Richard Henderson <rth@redhat.com>
13777 * c-decl.c (finish_struct): Detect flexible array members
13778 used in an inappropriate context.
13779 * c-typeck.c (really_start_incremental_init): Special case
13780 constructor_max_index for zero length arrays.
13781 (pop_init_level): Allow initialization of flexible array
13782 members. Deprecate initialization of zero length arrays.
13783 Don't issue missing initializer warning for flexible array
13784 members or zero length arrays.
13785 (process_init_element): Don't dereference null DECL_SIZE.
13786 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13787 Don't abort for empty constructors. Use size_binop
13788 (output_constructor): Add commentary regarding zero length
13789 array futures. Abort if we try to initialize an array of
13790 unspecified length with a non-empty constructor in the middle
13793 * extend.texi (Zero Length): Update and clarify documentation
13794 on static initialization.
13796 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13798 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13799 with more than 32767 words of local storage.
13801 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13803 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13804 for 'abs', 'labs', and 'fabs'.
13805 (c4x_expand_builtin): Likewise.
13806 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13808 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13810 * config/sh/sh.md (prget, prset): New insn types.
13811 (return delay slot): Dont' allow prset.
13812 (call, sfunc delay slot): Don't allow prget.
13813 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13814 for prset and prget.
13816 2001-01-05 Michael Hayes <mhayes@redhat.com>
13818 * loop.h (struct loop_reg): New.
13819 (struct loop_regs): Change to use array of `struct loop_reg'.
13820 * loop.c: Replace assortment of varrays with single regs array.
13821 (count_one_set): Delete may_not_move array argument
13822 and use regs array instead. All caller's changed.
13823 (count_loop_regs_set): Delete may_not_move and single_usage
13824 arguments and use regs array instead. All caller's changed.
13825 (find_single_use_in_loop): Replace usage array argument with pointer
13826 to regs structure. All caller's changed.
13827 (loop_optimize): Delete `moved_once' array.
13829 2001-01-05 Michael Hayes <mhayes@redhat.com>
13831 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13832 Use it instead of loop_info->has_call for scanning loop mems.
13833 (check_dbra_loop): Replace loop_info->has_call test with
13834 loop_info->has_nonconst_call.
13836 2000-01-04 Matthew Hiller <hiller@redhat.com>
13838 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13841 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13843 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13844 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13846 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13848 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13849 (flag_short_double, flag_short_wchar): Define.
13850 (c_common_nodes_and_builtins): Create many tree nodes shared
13851 between C and C++ here instead of in cp/decl.c and ...
13852 * c-decl.c (init_decl_processing): ... here.
13853 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13854 (flag_short_double, flag_short_wchar): Don't define.
13855 (record_builtin_type): New function.
13856 (build_void_list_node): New function.
13857 * c-common.h (flag_short_double, flag_short_wchar,
13858 record_builtin_type, build_void_list_node): Declare.
13860 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13862 * integrate.c (expand_inline_function): Don't put a virtual
13863 register into the reg map.
13865 * function.c (fixup_var_refs_1): If force_operand didn't put
13866 the address into the target, move it there.
13868 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13870 Special-case tree_decl/tree_list allocations.
13871 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13872 (OBJECT_SIZE): New macro.
13873 (NUM_EXTRA_ORDER): Likewise.
13874 (extra_order_size_table): New variable.
13875 (NUM_ORDERS): New macro.
13876 (objects_per_page_table): New variable.
13877 (object_size_table): New variable.
13878 (G.pages): Use NUM_ORDERS to bound the array.
13879 (G.page_tails): Likewise.
13880 (DIV_ROUND_UP): Remove.
13881 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13882 (alloc_page): Use OBJECT_SIZE.
13883 (size_lookup): Don't make it const.
13884 (ggc_alloc): Use OBJECT_SIZE.
13885 (ggc_set_mark): Likewise.
13886 (ggc_get_size): Likewise.
13887 (init_ggc): Set up the object_size_table, objects_per_page_table,
13888 and adjust size_lookup.
13889 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13890 (ggc_pop_context): Use NUM_ORDERS.
13891 (clear_marks): Likewise.
13892 (sweep_pages): Likewise.
13893 (poison_pages): Likewise.
13894 (ggc_print_statistics): Use OBJECT_SIZE.
13896 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13898 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13899 Only call array_size_for_constructor if last field and array type
13900 with no upper bound.
13902 2001-01-04 Philip Blundell <philb@gnu.org>
13904 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13905 from bit 31 downwards, if this requires no more insns.
13906 (count_insns_for_constant): New helper function for above.
13908 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13910 * gencodes.c (output_predicate_decls): Remove empty initializer.
13912 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13914 * tree.c (copy_node): Remove documentation about obstacks.
13915 (buidl1): Check that nobody tries to build 2-argument nodes this
13918 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13920 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13923 * gencodes.c (output_predicate_decls): Fill empty initializer
13926 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13928 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13929 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13931 (do_include): Handle missing headers like cpp0.
13932 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13933 paths with first include pathname. Don't strcat to uninitialized
13936 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13938 * regrename.c (regrename_optimize): Don't rename from frame pointer
13939 if frame_pointer_needed.
13940 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13941 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13942 (ia64_reorg): Use it instead of scheduling if ! optimize.
13943 (errata_emit_nops): Properly call asm_noperands.
13944 (ia64_sched_reorder): Finish cycle if we see an asm.
13945 (ia64_variable_issue): Clear scheduling state after asms.
13947 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13949 * cpp.texi: Update for -MT.
13950 * cppinit.c (initialize_dependency_output): Add a default
13951 target if none has been given already.
13952 (no_tgt, OPT_MT): New.
13953 (cpp_handle_option): Handle -MT. Update -M etc.
13954 * cpplib.h (struct cpp_options): Remove deps_target.
13955 * gcc.c (cpp_options): Handle -MT.
13956 * mkdeps.c (struct deps): Move from mkdeps.h.
13957 (deps_calc_target): Rename deps_add_default_target. Add a
13958 default target if none has been specified already.
13959 * mkdeps.h (struct deps): Move to mkdeps.c.
13960 (deps_calc_target): Rename deps_add_default_target.
13962 2000-01-03 Richard Henderson <rth@redhat.com>
13964 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13966 * c-typeck.c (push_init_level): Move checks for flexible array
13967 members and zero length arrays ...
13968 (pop_init_level): ... here. Silently discard empty initializations.
13970 * varasm.c (output_constructor): Update for sizeof change to
13971 zero-length arrays.
13973 * extend.texi (Zero Length): Clarify semantics.
13975 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13977 * configure.in (tm.h): Include isns-codes.h last.
13978 * configure: Rebuilt.
13980 2001-01-03 Richard Henderson <rth@redhat.com>
13982 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13983 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13985 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13987 * tradcpp.c (main): Make sure finclude() is called with a valid
13988 indepth value while handling -include.
13990 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13992 * gencodes.c (output_predicate_decls): New function.
13994 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13995 even if it is not the first time machmode.h is #included.
13996 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13997 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13998 * gcc.texi (Copyright): Added 2001.
14000 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14002 * c-common.c (c_common_lang_init): New function. Warn if format
14003 warning options which only have effects when used with -Wformat
14004 are used without -Wformat.
14005 * c-common.h (c_common_lang_init): Declare.
14006 * c-lang.c (lang_init): Call c_common_lang_init.
14007 * objc/objc-act.c (lang_init): Call c_common_lang_init.
14009 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14011 * configure.in: Check for the mktemp command.
14012 * configure: Regenerate.
14013 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
14014 $TEMP. Create temporary files with mktemp, if available at
14015 configure time; otherwise use set -C. Remove temporary files
14018 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
14020 * configure.in: Require at least texinfo 4.0. Check for whether
14021 Pod::Man is sufficiently recent to regenerate GCC manpages.
14022 * configure: Regenerate.
14023 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
14025 (GENERATED_MANPAGES): Define.
14026 (generated-manpages): New target. Depend on cpp.1 as well as
14028 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
14029 configure to generated-manpages or empty) rather than on the
14030 manpages directly. Remove execute permission from installed
14031 gcov.1 as well as cpp.1.
14032 * cpp.1, gcov.1: Regenerate.
14034 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14036 * builtins.c (expand_builtin_strncmp): Use host_integerp and
14037 tree_low_cst. Allow using cmpstrsi in more cases.
14039 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14041 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
14044 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
14046 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
14047 * Makefile.in (HOST_CFLAGS): Mention build-make.
14049 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14051 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
14054 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14056 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
14059 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
14062 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
14063 reg_base_value and reg_known_value arrays.
14064 (init_alias_analysis): Add more cases to detect known values.
14065 * sched-deps.c (deps_may_trap_p): New function.
14066 (sched_analyze_2): Use it.
14068 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14070 * combine.c (simplify_shift_const): Even if we're sign-extracting,
14071 don't discard an ASHIFTRT if we're shifting in a wider mode.
14073 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
14075 * toplev.c (rest_of_compilation): Don't print basic block information
14076 when CFG isn't up to date.
14078 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
14080 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
14081 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
14082 (UNALIGNED_SHORT_ASM_OP): Define.
14083 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
14085 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14087 * fold-const.c (fold_convert): Fix typo.
14089 2001-01-02 Richard Henderson <rth@redhat.com>
14091 * c-common.h (ASM_INPUT_P): New.
14092 * c-parse.in (asm): Set it when needed.
14093 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
14094 existance of an operand.
14096 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
14098 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
14099 (dwarf2out_frame_debug_expr): Likewise.
14100 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
14102 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
14104 * i386.c (ix86_split_to_parts): Return number of part required;
14106 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
14108 (ix86_split_long_move): Use number of part returned
14109 by ix86_split_to_parts
14110 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
14112 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
14113 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
14114 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
14115 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
14116 (ALIGN_MODE_128): Add TFmode.
14117 (IS_STACK_MODE): Likewise.
14118 (HARD_REGNO_NREGS): TFmode needs 3 registers.
14119 (HARD_REGNO_OK): Support TFmodes.
14120 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
14121 * i386.md (scheduler definitions): Use memory operand to determine
14122 fst/fld instructions; use mode attribute to determine real mode of
14124 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
14125 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
14127 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14129 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
14131 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14133 * expr.c (store_constructor_field): Update ALIGN before calling
14136 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14138 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
14141 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14143 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
14146 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14148 * c-decl.c (start_function): Don't warn on third parameter to main.
14150 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14152 * tsystem.h: Define HAVE_DECL_GETOPT.
14154 2001-01-02 Philip Blundell <pb@futuretv.com>
14156 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
14159 2001-01-02 Richard Henderson <rth@redhat.com>
14161 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
14163 2001-01-02 Andreas Jaeger <aj@suse.de>
14165 * c-decl.c (c_decode_option): Remove support of
14166 -Wmissing-noreturn.
14168 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
14169 (W_options): Add -Wmissing-noreturn here.
14171 * flow.c: Define lang_missing_noreturn_ok_p.
14172 (check_function_return_warnings): Use it.
14174 * c-common.h: Declare lang_missing_noreturn_ok_p.
14176 * c-lang.c (c_missing_noreturn_ok_p): New function.
14177 (lang_init): Set lang_missing_noreturn_ok_p.
14179 * invoke.texi (Warning Options): Document this.
14181 2000-12-27 Phil Edwards <pme@sources.redhat.com>
14183 * extend.texi (C++ Extensions): New node for C++ attributes;
14184 describe init_priority and com_interface.
14185 * invoke.texi: Remove -finit-priority as it now has zero effect.
14186 * install.texi: Fix xref syntax.
14187 * md.texi: Likewise.
14189 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14191 * config.gcc (sparc64-wrs-vxworks*): New case.
14192 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
14194 * config/sparc/sparc.c (sparc_override_options): Do support different
14195 pointer and architecture size.
14196 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
14197 (POINTERS_EXTEND_UNSIGNED): Define.
14198 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
14199 (FUNCTION_MODE): Define to be Pmode.
14200 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
14202 * function.c (expand_function_end): Properly handle DECL_RESULT
14203 and copy when ptr_mode != Pmode.
14204 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
14206 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14208 * c-common.c (c_common_nodes_and_builtins): Set prototype
14209 parameters for __builtin_fputs, __builtin_fputc and
14210 __builtin_fwrite. Don't declare plain fputc as a builtin.
14212 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
14214 * loop.c (add_label_notes): Increment the label usage count when
14215 a note is added to an insn which refers to a CODE_LABEL.
14216 * gcse.c (add_label_notes): Likewise.
14218 2001-01-01 Andreas Jaeger <aj@suse.de>
14220 * loop.c (scan_loop): Use xmalloc to allocate movables.
14222 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14224 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
14225 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
14226 * reload1.c (REGISTER_MOVE_COST): Likewise.
14227 * regclass.c (REGISTER_MOVE_COST): Likewise.
14228 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
14229 dimension. Adjust all users.
14230 (init_reg_sets_1): Iterate on all modes.
14231 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
14232 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
14233 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
14234 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
14235 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
14236 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
14237 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
14238 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
14239 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
14240 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
14241 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
14242 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
14243 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
14244 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
14245 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
14246 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
14247 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
14248 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
14249 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
14250 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
14251 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
14252 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
14253 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
14254 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
14255 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
14256 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
14257 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
14259 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14261 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
14262 arg VARIES_P. Call it with extra arg.
14263 (true_dependence): Likewise.
14264 * rtl.h (rtx_addr_can_trap_p): Declare.
14265 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
14267 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
14268 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
14269 pic offset table register if it's zero. All callers changed.
14270 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
14272 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14274 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
14275 STRING_POOL_ADDRESS_P.
14277 * config/sparc/sparc.c (input_operand): Properly test for short op.
14279 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
14280 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
14281 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
14282 * config/sparc/elf.h: No longer include sol2.h.
14283 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
14284 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
14286 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
14288 2001-01-01 Michael Hayes <mhayes@redhat.com>
14290 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
14291 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
14292 (record_initial): Likewise.
14293 * unroll.c (copy_loop_body, loop_iterations): Likewise.
14294 (remap_split_bivs): Likewise.
14296 2001-01-01 Michael Hayes <mhayes@redhat.com>
14298 * loop.c (loop_ivs_free): New function.
14299 (strength_reduce): Break out from...
14301 2001-01-01 Michael Hayes <mhayes@redhat.com>
14303 * loop.h (struct iv): New.
14304 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
14305 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
14306 'reg_biv_class' fields with 'regs' and 'n_regs'.
14307 (struct ivs): Rename 'loop_iv_list' field to 'list'.
14308 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
14309 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
14311 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
14313 * resource.c (mark_referenced_resources): Abort() before
14314 attempting to mark a pseudo register.
14315 (mark_set_resources): Likewise.
14317 2001-01-01 Michael Hayes <mhayes@redhat.com>
14319 * loop.h (REG_IV_CLASS): New accessor macro.
14320 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
14321 * unroll.c (REG_IV_CLASS): Likewise.
14323 See ChangeLog.4 for earlier changes.