1 Thu Jun 28 20:13:11 CEST 2001 Jan Hubicka <jh@suse.cz>
3 * flow.c (try_merge_block): Rename to try_optimize_cfg;
4 do basic simplifications on the CFG.
5 (is_forwarder_block_p, can_fallthru, try_redirect_by_replacing_jump,
6 try_simplify_condjump): New.
7 (redirect_edge_and_branch): Try replace jump insn.
8 (flow_delete_insn): Handle deleting of ADDR_VEC insns.
10 * basic-block.h (FALLTHRU_EDGE, BRANCH_EDGE): New macros.
12 Thu Jun 28 11:19:42 2001 Jeffrey A Law (law@cygnus.com)
14 * ssa-dce.c (eliminate_dead_code): Remove fake edges from the
15 CFG after dead code elimination is complete.
17 2001-06-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19 * gthr-posix.h [LIBOBJC]: Add weak definitions of
20 sched_get_priority_max, sched_get_priority_min.
22 2001-06-28 Gabriel Dos Reis <gdr@codesourcery.com>
24 * diagnostic.c (default_print_error_function): Tweak.
25 (report_error_function): Likewise.
26 * toplev.h (default_print_error_function): Move to...
27 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
28 * tree.h (print_error_function): Move to...
29 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
31 Thu Jun 28 06:16:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
33 * expr.c (expand_assignment): When have varying-length object,
35 (expand_expr, case ADDR_EXPR): Use SAVE_EXPR_RTL after putting
36 SAVE_EXPR stack in case we had a SUBREG.
38 Thu Jun 28 10:31:06 CEST 2001 Jan Hubicka <jh@suse.cz>
40 * i386.md (cmp?i): Simplify; refuse immediate operand
42 * i386.c (cmpsi_operand): Refuse constants.
44 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
46 * flow.c (block_label, redirect_edge_and_branch): Split out from ....
47 (split_edge) .... here;
49 2001-06-28 Neil Booth <neil@cat.daikokuya.demon.co.uk>
51 * i386/i386.c (ix86_valid_type_attribute_p): Give external
52 linkage, move declaration to...
53 * i386/i386-protos.h: ...here.
55 2001-06-27 H.J. Lu (hjl@gnu.org)
57 * build-make (CC): Removed.
58 (HOST_CC): Set to $(CC_FOR_BUILD).
59 (HOST_CFLAGS): Replace $(CFLAGS) with $(CFLAGS_FOR_BUILD).
60 Fix a typo in comments.
62 * configure.in: Set CFLAGS to $(CFLAGS_FOR_BUILD) when
63 generating auto-build.h for canadian cross compile. Set CC
64 to `"${CC_FOR_BUILD}"' instead of just `${CC_FOR_BUILD}'.
66 * configure: Regenerated.
68 2001-06-27 Jim Wilson <wilson@redhat.com>
70 * emit-rtl.c (gen_highpart): Call validize_mem.
72 2001-06-27 Bruce Korb <bkorb@gnu.org>
74 * fixinc/inclhack.def(hpux11_cpp_pow_inline): new, but real similar to
75 hpux10_cpp_pow_inline. Not similar enough.
76 (solaris_mutex_init): renamed. PTHREAD_*_INITIALIZER is a problem for
77 all Solaris versions. This fix patches MUTEX and COND initializers,
78 the RWLOCK one will wait for someone to complain. For now, anyway.
79 (uw7_byteorder_fix): It was looking for the byteorder.h file in the
82 2001-06-27 Stan Shebs <shebs@apple.com>
84 * objc/objc-act.c (handle_impent): Rewrite to be more portable
85 and to use ASM_DECLARE_CLASS_REFERENCE.
86 * config/darwin.h (ASM_DECLARE_CLASS_REFERENCE): Rename from
87 undocumented DECLARE_CLASS_REFERENCE, add file argument.
88 * doc/tm.texi (ASM_DECLARE_CLASS_REFERENCE): Document.
90 Wed Jun 27 18:01:09 2001 Jeffrey A Law (law@cygnus.com)
92 * simplify-rtx.c (simplify_rtx): Canonicalize commutative expressions
93 by putting complex operands first and constants second.
95 2001-06-27 Gabriel Dos Reis <gdr@codesourcery.com>
97 * diagnostic.h: Add documentation. Make macros polymorphic.
98 * diagnostic.c (ideal_line_wrap_cutoff): Remove
99 definition. Replace with diagnostic_line_cutoff.
100 (prefixing_policy): Remove. Replace with diagnostic_prefixing_rule.
102 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
104 * doc/c-tree.texi, doc/contrib.texi, doc/cpp.texi,
105 doc/cppinternals.texi, doc/extend.texi, doc/gcc.texi,
106 doc/gcov.texi, doc/install-old.texi, doc/install.texi,
107 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Replace
108 . at end of sentences preceded by a capital letter with @..
110 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
112 * doc/invoke.texi: Add description of max-gcse-passes param.
114 * gcse.c (gcse_main): Use MAX_GCSE_PASSES instead of MAX_PASSES.
115 (MAX_PASSES): Remove now unneeded macro.
117 * params.h (MAX_GCSE_PASSES): New macro, to get parameter value of
118 max-gcse-passes param.
120 * params.def (PARAM_MAX_GCSE_PASSES): New parameter, controlling
121 maximum number of GCSE passes to run. Defaults to 1 (which is what
122 MAX_PASSES in gcse.c used to be).
124 2001-06-27 Neil Booth <neil@cat.daikokuya.demon.co.uk>
126 * system.h (TARGET_ESC): Move to ...
127 * defaults.h (TARGET_ESC): ... here.
128 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
129 TARGET_VALID_TYPE_ATTRIBUTE): Default to a no-op handler.
130 * tree.c (default_valid_attribute_p): New.
131 (valid_machine_attribute): Handlers can not be NULL.
132 * tree.h (default_valid_attribute_p): New.
133 * doc/tm.texi: Document TARGET_ESC.
134 * cp/decl2.c (import_export_class): Update.
136 2001-06-26 Bruce Korb <bkorb@gnu.org>
138 * gcc/fixinc/fixincl.c(initialize): In very strict ANSI, you cannot
139 use preprocessing directives inside a string literal. Fixed.
141 2001-06-26 Jim Wilson <wilson@redhat.com>
143 * doc/tm.texi (MAX_LONG_DOUBLE_TYPE_SIZE, INTEL_EXTENDED_IEEE_FORMAT):
146 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
148 * doc/cpp.texi, doc/cppinternals.texi, doc/extend.texi,
149 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
150 doc/tm.texi: Use @: where necessary when a full stop does not end
153 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
155 * doc/gcc.texi, doc/install.texi, doc/invoke.texi: Remove trailing
158 2001-06-26 Joseph S. Myers <jsm28@cam.ac.uk>
160 * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi, doc/gcc.texi,
161 doc/install.texi, doc/invoke.texi, doc/objc.texi, doc/rtl.texi,
162 doc/tm.texi: Use two spaces after ends of sentences.
164 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
166 * toplev.c (display_help): Fix param thinko.
167 * Makefile.in: Fix params.h dependencies.
169 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
171 * toplev.c (decode_f_option): Adjust setting.
172 (toplev_main): Call diagnostic_initialize. Remove call to
173 reshape_diagnostic_buffer._
175 * diagnostic.h (struct output_buffer): Add new field format_decoder.
176 (diagnostic_format_decoder): New macro.
177 (diagnostic_prefixing_rule): Likewise.
178 (diagnostic_line_cutoff): Likewise.
179 (set_message_prefixing_rule): Remove.
181 * diagnostic.c (lang_printer): Remove.
182 (diagnostic_message_length_per_line): Likewise.
183 (current_prefixing_rule): Likewise.
184 (initialize_diagnostics): Rename to...
185 (diagnostic_initialize): ...this. Tweak.
186 (default_initialize_buffer): Remove.
187 (reshape_diagnostic_buffer): Likewise.
188 (init_output_buffer): Adjust prefixing rule setting.
189 (output_format): Use format_decoder from the output_buffer.
191 * c-lang.c (c_init): Adjust tree formatter setting.
193 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
195 * config/i386/sol2.h (CPP_SPEC): Pass -P for .S files.
197 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
199 * Makefile.in (TARGET_H, TARGET_DEF_H): New.
200 (c-decl.o, tree.o, c-typeck.o, $(out_object_file)): Update.
201 * c-decl.c (duplicate_decls): Use function pointer.
202 * c-typeck.c (common_type): Similarly.
203 * tree.c (valid_machine_attribute): Similarly.
204 (merge_machine_type_attributes): Rename merge_type_attributes.
205 (merge_machine_decl_attributes): Rename merge_decl_attributes.
206 (merge_dllimport_decl_attributes): New function.
207 * tree.h (merge_machine_type_attributes): Rename merge_type_attributes.
208 (merge_machine_decl_attributes): Rename merge_decl_attributes.
209 (merge_dllimport_decl_attributes): New prototype.
214 * doc/gcc.texi, doc/tm.texi: Update documentation.
216 cp: Make-lang.in: Update dependencies.
217 * spew.c: Include target.h.
218 (duplicate_decls): Call target function.
219 * decl2.c: include target.h
220 (import_export_class): Use existence of target function pointer.
221 * typeck.c: Include target.h.
222 (qualify_type_recursive): Rename variable. Call target function.
223 (type_after_usual_arithmetic_conversions): Similarly.
224 (common_type): Similarly.
226 config: * 1750a/1750a.c, a29k/29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
227 avr/avr.c, c4x/c4x.c, clipper/clipper.c, convex/convex.c,
228 d30v/d30v.c, dsp16xx/dsp16xx.c, elxsi/elxsi.c, fr30/fr30.c,
229 i370/i370.c, i386/i386.c, i860/i860.c, i960/i960.c, ia64/ia64.c,
230 m32r/m32r.c, m68hc11/m68hc11.c, m68k/m68k.c, m88k/m88k.c,
231 mips/mips.c, mn10200/mn10200.c, mn10300/mn10300.c, ns32k/ns32k.c,
232 pa/pa.c, pdp11/pdp11.c, pj/pj.c, romp/romp.c, rs6000/rs6000.c,
233 sh/sh.c, sparc/sparc.c, v850/v850.c, vax/vax.c, we32k/we32k.c)
234 : Include target.h and target-def.h. Define target.
236 * arc/arc-protos.h (arc_valid_machine_decl_attribute): Remove.
237 * arc/arc.c (arc_valid_machine_decl_attribute): Rename
238 arc_valid_decl_attribute, make static.
239 * arc/arc.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
240 * arm/arm-protos.h (arm_valid_machine_decl_attribute,
241 arm_valid_type_attribute_p, arm_pe_valid_machine_decl_attribute,
242 arm_pe_merge_machine_decl_attributes): Remove.
243 * arm/arm.c (arm_valid_machine_decl_attribute_p): Rename
244 arm_valid_decl_attribute_p, make static.
245 (arm_pe_valid_decl_attribute_p): Move from pe.c.
246 * arm/pe.c (arm_pe_valid_machine_decl_attribute_p): Move to arm.c.
247 (arm_pe_merge_machine_decl_attributes): Move to tree.c.
248 * arm/arm.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
249 * arm/coff.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
250 * arm/elf.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
251 * arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): New.
252 (VALID_MACHINE_TYPE_ATTRIBUTE, VALID_MACHINE_DECL_ATTRIBUTE): Remove.
253 * avr/avr-protos.h (valid_machine_type_attribute,
254 valid_machine_decl_attribute): Remove.
255 * avr/avr.c (valid_machine_type_attribute,
256 valid_machine_decl_attribute): Rename and make static.
257 * avr/avr.h (VALID_MACHINE_TYPE_ATTRIBUTE,
258 VALID_MACHINE_DECL_ATTRIBUTE): Remove.
259 * c4x/c4x-protos.h (c4x_valid_type_attribute_p): Remove.
260 * c4x/c4x.c (c4x_valid_type_attribute_p): Make static.
261 * c4x/c4x.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
262 * d30v/d30v.h: Remove obsolete comments.
263 * h8300/h8300-protos.h (h8300_valid_machine_decl_attribute): Remove.
264 * h8300/h8300.c (h8300_valid_machine_decl_attribute): Rename, make
266 * h8300/h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
267 * i386/cygwin.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
268 (i386_pe_merge_decl_attributes, MERGE_MACHINE_DECL_ATTRIBUTES,
269 i386_pe_valid_type_attributes_p): Remove.
270 * i386/i386-protos.h (ix86_valid_decl_attribute_p,
271 ix86_valid_type_attribute_p): Remove.
272 * i386/i386.c (ix86_valid_decl_attribute_p): Remove.
273 (ix86_valid_type_attribute_p): Make static.
274 * i386/i386.h (VALID_MACHINE_DECL_ATTRIBUTE,
275 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
276 * i386/winnt.c (i386_pe_merge_decl_attributes): Move to tree.c.
277 * ia64/ia64-protos.h (ia64_valid_type_attribute): Remove.
278 * ia64/ia64.c (ia64_valid_type_attribute): Make static.
279 * ia64/ia64.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
280 * m32r/m32r-protos.h (m32r_valid_machine_decl_attribute): Remove.
281 * m32r/m32r.c (m32r_valid_decl_attribute): Make static.
282 * m32r/m32r.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
283 * m68hc11/m68hc11-protos.h (m68hc11_valid_decl_attribute_p,
284 m68hc11_valid_type_attribute_p): Remove.
285 * m68hc11/m68hc11.c (m68hc11_valid_decl_attribute_p): Remove.
286 (m68hc11_valid_type_attribute_p): Make static.
287 * m68hc11/m68hc11.h (VALID_MACHINE_DECL_ATTRIBUTE,
288 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
289 * mcore/mcore-protos.h (mcore_valid_machine_decl_attribute,
290 mcore_merge_machine_decl_attribute): Remove.
291 * mcore/mcore.c (mcore_valid_machine_decl_attribute): Rename,
293 (mcore_merge_machine_decl_attributes): Move to tree.c.
294 * mcore/mcore.h (VALID_MACHINE_DECL_ATTRIBUTE,
295 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
296 (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
297 * ns32k/ns32k-protos.h (ns32k_valid_decl_attribute_p,
298 ns32k_valid_type_attribute_p): Remove.
299 * ns32k/ns32k.c (ns32k_valid_decl_attribute_p): Remove.
300 (ns32k_valid_type_attribute_p): Make static.
301 * ns32k/ns32k.h (VALID_MACHINE_DECL_ATTRIBUTE,
302 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
303 * rs6000/rs6000-protos.h (rs6000_valid_decl_attribute_p,
304 rs6000_valid_type_attribute_p): Remove.
305 * rs6000/rs6000.c (rs6000_valid_decl_attribute_p): Remove.
306 (rs6000_valid_type_attribute_p): Make static.
307 * rs6000/rs6000.h (VALID_MACHINE_DECL_ATTRIBUTE,
308 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
309 * sh/sh-protos.h (sh_valid_machine_decl_attribute): Remove.
310 * sh/sh.c (sh_valid_machine_decl_attribute): Rename, make static.
311 * sh/sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
312 * v850/v850-protos.h (v850_valid_machine_decl_attribute): Remove.
313 * v850/v850.c (v850_valid_machine_decl_attribute): Rename, make static.
314 * v850/v850.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
316 2001-06-26 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
318 * glimits.h (USHRT_MAX): Use unsigned suffix if int can not hold
321 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
323 * diagnostic.h (struct diagnostic_context): Add new field.
324 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
326 (global_dc): Declare.
327 * diagnostic.c (global_diagnostic_context): New variable.
328 (global_output_buffer): Remove.
330 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
332 (initialize_diagnostics): Adjust initialization.
333 (set_diagnostic_context): Adjust setting.
335 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
337 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
338 UNALIGNED_SHORT_ASM_OP): Define.
339 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
340 UNALIGNED_SHORT_ASM_OP): Undef.
342 Tue Jun 26 12:40:12 CEST 2001 Jan Hubicka <jh@suse.cz>
344 * i386.md (float_truncate splitter, and to mov splitters): Add
345 reload_completed; fix operand predicate.
347 * haifa-sched.c (sched_init): Do not split insns.
348 * toplev.c (rest_of_compilation): Call split_all_insns before
349 sched1 pass; simplify condition of post-reload splitter;
350 call split_all_insn before sched2 pass.
352 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
354 * diagnostic.h (diagnostic_prefixing_rule_t): New enum type.
355 (set_message_prefixing_rule): Adjust prototype.
356 * diagnostic.c (current_prefixing_rule): Adjust type.
358 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
360 * defaults.h: Default escape sequences to ASCII.
361 * config/i370/i370.h: Adjust for ASCII default.
362 * config/1750a/1750a.h: Remove escape sequence definitions.
363 * config/a29k/a29k.h: Similarly.
364 * config/alpha/alpha.h: Similarly.
365 * config/arc/arc.h: Similarly.
366 * config/arm/arm.h: Similarly.
367 * config/avr/avr.h: Similarly.
368 * config/c4x/c4x.h: Similarly.
369 * config/clipper/clipper.h: Similarly.
370 * config/convex/convex.h: Similarly.
371 * config/d30v/d30v.h: Similarly.
372 * config/dsp16xx/dsp16xx.h: Similarly.
373 * config/elxsi/elxsi.h: Similarly.
374 * config/fr30/fr30.h: Similarly.
375 * config/h8300/h8300.h: Similarly.
376 * config/i386/i386.h: Similarly.
377 * config/i860/i860.h: Similarly.
378 * config/i960/i960.h: Similarly.
379 * config/ia64/ia64.h: Similarly.
380 * config/m32r/m32r.h: Similarly.
381 * config/m68hc11/m68hc11.h: Similarly.
382 * config/m68k/m68k.h: Similarly.
383 * config/m88k/m88k.h: Similarly.
384 * config/mcore/mcore.h: Similarly.
385 * config/mips/mips.h: Similarly.
386 * config/mn10200/mn10200.h: Similarly.
387 * config/mn10300/mn10300.h: Similarly.
388 * config/ns32k/ns32k.h: Similarly.
389 * config/pa/pa.h: Similarly.
390 * config/pdp11/pdp11.h: Similarly.
391 * config/pj/pj.h: Similarly.
392 * config/romp/romp.h: Similarly.
393 * config/rs6000/rs6000.h: Similarly.
394 * config/sh/sh.h: Similarly.
395 * config/sparc/sparc.h: Similarly.
396 * config/v850/v850.h: Similarly.
397 * config/vax/vax.h: Similarly.
398 * config/we32k/we32k.h: Similarly.
399 * doc/tm.texi: Update documentation.
401 2001-06-26 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
403 * diagnostic.c (digit_buffer): Remove as global. Move to...
404 * diagnostic.h (struct output_buffer): ... here.
405 * diagnostic.c (output_formatted_integer): Adjust use of digit_buffer.
407 2001-06-25 Steve Ellcey <sje@cup.hp.com>
409 * config.gcc (ia64*-*-hpux*): Add ia64/hpux_longdouble.h to tm_file.
410 Define tmake_file to include ia64/t-hpux.
411 * real.c (INTEL_EXTENDED_IEEE_FORMAT): Test for value instead of
412 testing to see if it is defined.
413 * real.h (INTEL_EXTENDED_IEEE_FORMAT): Likewise. Default to 0 if
415 * config/ia64/hpux_longdouble.h: New.
416 * config/ia64/ia64.c (hfa_element_mode): Add comment about incorrect
417 handling of long doubles.
418 (ia64_function_arg, ia64_function_value): Add checks for TFmode
419 and INTEL_EXTENDED_IEEE_FORMAT.
420 * config/ia64/ia64.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
421 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, LIBCALL_VALUE): Add checks for
422 TFmode and INTEL_EXTENDED_IEEE_FORMAT.
423 * config/ia64/ia64.md (all TFmode patterns): Test
424 INTEL_EXTENDED_IEEE_FORMAT in condition.
425 (floatdidf2, floatdisf2): New, for !INTEL_EXTENDED_IEEE_FORMAT.
426 * config/ia64/quadlib.c: New.
427 * config/ia64/t-hpux: New.
428 * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
430 2001-06-25 Jim Wilson <wilson@redhat.com>
432 * config/i960/t-960bare (i960-c.o): Add missing header dependencies.
433 * config/i960/t-vxworks960: Likewise.
435 2001-06-25 Dale Johannesen <dalej@apple.com>
437 * bitmap.c (bitmap_last_bit_set): Fix a non-c89 usage (null actual
440 Mon Jun 25 11:10:51 CEST 2001 Jan Hubicka <jh@suse.cz>
442 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Fix constraints.
444 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
446 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
447 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
448 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
449 the use of "GCC" and related terms.
450 * doc/gcc.1, doc/gcov.1: Regenerate.
452 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
454 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
455 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
458 Sun Jun 24 21:21:49 CEST 2001 Jan Hubicka <jh@suse.cz>
460 * (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
462 2001-06-24 Richard Henderson <rth@redhat.com>
464 * builtins.c (expand_builtin_expect_jump): Disable if the
465 expression can't be re-evaluated.
467 2001-06-24 Nick Clifton <nickc@cambridge.redhat.com>
469 * config/arm/arm.c (arm_compute_save_reg_mask): For FIQ interrupt
470 handlers examine register r0-r7, for other interrupt handlers
471 examine r0-r12. If the interrupt handler is not a leaf function
472 save all call clobbered registers.
473 (arm_output_epilogue): If the prologue has pushed the IP register,
475 (Arm_expand_prologue): For interrupt functions that need the frame
476 pointer, push the IP register before it is corrupted.
478 * config/arm/arm.h (ARM_SIGN_EXTEND): Fix compile time warnings
479 about the use of signed and unsigned quantities in a conditional.
481 2001-06-23 Richard Henderson <rth@redhat.com>
483 * config/alpha/crtfastmath.c: New file.
484 * config/alpha/t-crtfm: New file.
485 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
486 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
487 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
488 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
489 do not set extra_parts here.
491 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
493 * doc/install-old.texi: Remove more documentation of configure
495 * doc/install.texi: Add it here.
497 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
499 * i386-protos.h (emit_i387_cw_initialization): Declare.
500 * i386.md (movsi_insv_1): Remove '*'.
501 (fix_trunc?f?i2): Revamp to use control word parameters.
502 (fix_trunc?i_1): Likewise; update splitters.
503 (fix splitter): Remove.
504 * i386.c (MAX_386_STACK_LOCALS): set to 3.
505 (emit_i387_cw_initialization): New function.
506 (output_fix_trunc): Do not initialize control word;
507 kill dead code; simplify.
509 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
511 * cppmacro.c (make_string_token): Avoid warning.
512 (cpp_macro_definition): Prepend the macro name. Update
514 * cppmain.c (cb_define, dump_macro): Update for changes
515 to cpp_macro_definition.
517 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
519 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
521 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
523 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
524 try_pre_increment_1): compute REG_FREQ using bb->frequency.
526 * regclass.c (loop_cost): Kill.
527 (frequency): New global variable.
528 (record_operand_costs): Replace loop_cost by frequency.
529 (scan_one_insn): Likewise.
530 (regclass): Likewise; set frequency according to bb->frequency.
532 * flow.c (split_edge): Set frequency.
534 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
536 * predict.c (block_info_def): Add nvisited.
537 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
540 * flow.c (dump_edge_info): Dump the probability of edge.
541 (combine_predictions_for_insn): Dump the basic block.
543 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
545 * doc/gcc.texi: Update documentation of source files of C
548 2001-06-22 Richard Henderson <rth@redhat.com>
550 * doc/invoke.texi (-funsafe-math-optimizations): Document its
551 possible effects at link time.
553 2001-06-22 Diego Novillo <dnovillo@redhat.com>
555 * basic-block.h (dump_edge_info): Declare.
556 (clear_edges): Declare.
557 (mark_critical_edges): Declare.
558 * flow.c (dump_edge_info): Remove static declaration.
559 (clear_edges): Ditto.
560 (mark_critical_edges): Ditto.
561 (free_basic_block_vars): Only clear edges and free basic block
562 array if basic_block_info is not NULL.
563 * ssa.c (compute_dominance_frontiers): Remove static declaration.
564 * ssa.h (compute_dominance_frontiers): Declare.
566 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
568 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
569 instead of const1_rtx for true case.
571 2001-06-22 David Mosberger <davidm@hpl.hp.com>
573 * config/ia64/crtfastmath.c: New file.
574 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
575 * config/ia64/linux.h (ENDFILE_SPEC): New.
577 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
579 * config/h8300/h8300.c (asm_file_start): Remove reference to
582 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
584 * c-common.c (verify_tree): Check for x being NULL.
585 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
589 2001-06-22 DJ Delorie <dj@redhat.com>
591 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
592 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
593 (arm_return_addr): Use get_hard_reg_initial_val et al.
594 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
595 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
596 (d30v_return_addr): Use get_hard_reg_initial_val et al.
597 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
598 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
600 (rs6000_mark_machine_status): Remove.
601 (rs6000_return_addr): Use get_hard_reg_initial_val.
602 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
603 * config/v850/v850.h (INIT_EXPANDERS): Delete.
604 * config/v850/v850.c (struct machine_function): Delete.
605 (v850_init_machine_status): Delete.
606 (v850_mark_machine_status): Delete.
607 (v850_free_machine_status): Delete.
608 (v850_return_addr): Use get_hard_reg_initial_val.
609 (v850_init_expanders): Delete.
611 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
613 * predict.c (estimate_bb_frequencies): Do not handle conditional
614 jumps jumping to fallthru basic block as conditional jumps.
616 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
618 * regs.h (struct reg_info_def): Add freq field.
619 (REG_N_REFS): Update comment.
621 * regclass.c (scan_one_insn): Update REG_FREQ.
622 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
623 (attempt_auto_inc): Likewise.
624 (mark_used_reg): Likewise.
625 (try_pre_increment_1): Likewise.
626 * local-alloc.c (struct qty): Add freq field.
627 (alloc_qty): Set freq.
628 (update_equiv_regs): Set REG_FREQ.
629 (QTY_CMP_PRI): Use freq.
630 (combine_regs): Update qty->freq.
631 * global.c (struct allocno): Update comment for n_refs;
633 (local_reg_freq): New array.
634 (global_alloc): Update freq field;
635 allocate and initialize local_reg_freq.
636 (allocno_compare): Use freq field.
637 (find_reg): Likewise.
638 * reload1.c (count_pseudo): Use freq isntead of n_refs.
639 (count_spilled_pseudo): Likewise.
641 * tm.texi (GCOV_TYPE_SIZE): Document.
642 * basic-block.h (gcov_type): Define.
643 (struct edge_def): Use gcov_type for count field.
644 (struct basic_block_def): Likewise.
645 * defaults.h (GCOV_TYPE_SIZE): Define.
646 * final.c (end_final): Use GCOV_TYPE_SIZE.
647 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
648 using HOST_WIDEST_INT_PRINT_DEC.
649 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
650 __write_gcov_type): New.
651 (store_long): Remove.
652 * gcov.c (gcov_type): Set default.
653 (struct adj_list): Use gcov_type for arc_count.
654 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
655 (create_program_flow_graph): Read arc_count properly.
656 (solve_program_flow_graph): 'total' is gcov_type.
657 (output_data): Line_counts is gcov_type, print it properly.
658 * libgcc2.c (struct bb): Counts is gcov_type.
659 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
660 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
661 (GCOV_TYPE_SIZE): Define.
662 (struct bb_info): succ_count and pred_count is gcov_type.
663 (compute_branch_probabilities): Use __read_gcov_type,
664 print read edges to the dump file.
665 (total): Is gcov_type.
666 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
668 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
670 * optabs.c (emit_libcall_block): When using non-call exceptions,
671 don't mark libcalls never throwing.
673 2001-06-21 Stan Shebs <shebs@apple.com>
675 * objc/objc-act.c (hash_init): Use xcalloc.
677 2001-06-21 Richard Henderson <rth@redhat.com>
679 * flow.c (entry_exit_blocks): Initialize frequency.
680 (split_block): Copy it.
681 (dump_flow_info): Dump it.
683 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
685 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
686 from machine-depedent_reorg for purposes of alignment supression
687 when no delay slot insn has been added.
689 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
691 * cppmacro.c (make_string_token): Null terminate.
693 2001-06-21 DJ Delorie <dj@redhat.com>
695 * config/alpha/alpha.h (struct machine_function): Remove.
696 * config/alpha/alpha.c (integrate.h): Include.
697 (override_options): Don't set up machine_status hooks.
698 (alpha_init_machine_status): Remove.
699 (alpha_mark_machine_status): Remove.
700 (alpha_free_machine_status): Remove.
701 (alpha_return_addr): Use get_hard_reg_initial_val.
702 (alpha_gp_save_rtx): Likewise.
703 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
705 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
707 * config/sh/sh.md (interrupt_function): Use
708 current_function_interrupt.
709 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
710 an interrupt function.
712 * config/sh/sh.h (current_function_interrupt): Define extern.
714 * config/sh/sh.c (current_function_interrupt): New global.
715 (sh_expand_prologue): Set current_function_interrupt.
717 2001-06-21 Phil Edwards <pme@sources.redhat.com>
719 * doc/install.texi: Add 'c' to list of --enable-languages choices.
721 2001-06-21 DJ Delorie <dj@redhat.com>
723 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
725 * integrate.c (ggc.h): Include.
726 (initial_value_pair, initial_value_struct,
727 setup_initial_hard_reg_value_integration): Add prototypes.
728 (expand_inline_function): Call
729 setup_initial_hard_reg_value_integration.
730 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
731 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
732 to keep track of values present at the start of a function.
733 (mark_hard_reg_initial_vals): New, for gc.
734 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
735 mappings for initial values.
736 (emit_initial_value_sets): New. Emits code to set initial value
738 * integrate.h: Add prototypes for new functions.
739 * function.h (struct function): Add hard_reg_initial_vals field.
740 * function.c (integrate.h): Include.
741 (mark_function_status): Call
742 mark_hard_reg_initial_vals.
743 * toplev.c (integrate.h): Include.
744 (rest_of_compilation): Call emit_initial_value_sets.
746 2001-06-21 Stan Shebs <shebs@apple.com>
748 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
749 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
750 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
751 everywhere instead of "Objective C".
753 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
755 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
756 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
757 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
758 "back end" as nouns and "front-end" and "back-end" as adjectives.
760 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
762 * predict.c (estimate_probability): Fix loop bounds.
764 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
766 * toplev.c (rest_of_compilation): Run mark_constant_function
769 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
771 * predict.c (estimate_loops_at_level, propagate_freq
772 estimate_bb_frequencies, count_to_freqs): New functions.
773 (estimate_probability): Call estimate_bb_frequencies.
774 * basic-block.h (basic_block_def): Add field "freq".
775 (BB_FREQ_MAX): New constant.
777 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
779 * sh.c (barrier_align): Don't ask for alignment when seeing a
780 branch-around-a-jump from machine_dependent_reorg.
782 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
784 * ssa.c (rename_block): Update parameter to remove_phi_alternative
785 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
786 re-running life analysis.
788 2001-06-20 Stan Shebs <shebs@apple.com>
790 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
791 also use memset to clear the hash tables.
792 (hash_enter): Assume xmalloc always succeeds.
793 (hash_add_attr): Ditto.
794 (continue_class): Ditto.
796 2001-06-20 Michael Meissner <meissner@redhat.com>
798 * builtins.c (predict.h): Include.
799 (expand_builtin_expect): Update comment.
800 (expand_builtin_expect_jump): New function to expand
801 __builtin_expect inside of a conditional jump expansion.
803 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
804 __builtin_expect (<test>, 1).
806 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
808 * rtl.h (expand_builtin_expect_jump): Add prototype.
810 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
812 * doc/rtl.texi (Machine Modes): Correct description of
813 floating-point modes on machines with non-8-bit bytes.
815 2001-06-19 Bernd Schmidt <bernds@redhat.com>
817 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
818 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
821 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
823 * ssa.c (remove_phi_alternative): Remove declaration. No longer
824 static. Second argument is a pointer to a basic block structure,
825 not a basic block index.
826 (convert_to_ssa): Do not remove dead code.
827 (convert_from_ssa): Do not remove dead code to create death notes.
828 * ssa.h (remove_phi_alternative): Declare.
830 * flow.c (delete_unreachable_blocks): Fix patch error in
831 previous change (call to find_unreachable_blocks was lost).
833 * ssa.c (ssa_uses): Remove definition.
834 (apply_delayed_renames): Don't grow ssa_uses.
835 (rename_block): Remove comment related to ssa_uses.
836 (rename_registers): Do not initialize ssa_uses.
837 (convert_from_ssa): Do not free ssa_uses.
839 * ssa-dce.c: Renamed from dce.c.
840 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
841 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
844 2001-06-19 Eric Christopher <echristo@redhat.com>
846 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
847 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
848 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
850 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
852 * sh.c (output_branch): Delete bogus code.
854 * sh.c (initial_elimination_offset):
855 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
857 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
859 * flow.c (find_unreachable_blocks): New function.
860 (delete_unreachable_blocks): Use find_unreachable_blocks.
861 * basic-block.h (find_unreachable_blocks): Declare.
863 * dce.c (eliminate_dead_code): Fix formatting glitch.
865 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
867 * c-common.h (RETURN_NULLIFIED_P): New macro.
868 * c-semantics.c (genrtl_return_stmt): Check it.
870 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
871 (emit_block_move): Likewise.
873 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
875 * unroll.c: Include predict.h.
876 (unroll_loop): Drop prediction notes on preconditioning.
877 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
878 New; add comments on the others.
879 * Makefile.in: (unroll.o): Add dependancy on predict.h.
880 * loop.c (strength_reduce): Fix branch prediction.
882 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
884 * stmt.c (emit_case_nodes): Optimize test whether index is in given
887 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
889 * predict.c (estimate_probability): Do not bail out early
890 when note is present.
891 (combine_predictions_for_insn): Fix note removal code.
893 2001-06-18 Ben Elliston <bje@redhat.com>
895 * except.c (resolve_fixup_regions): Initialise "cleanup".
897 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
899 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
901 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
903 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
904 use put_var_into_stack.
906 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
908 * gccspec.c (lang_specific_driver): If compiling ObjC, add
909 -shared-libgcc when necessary.
910 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
912 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
914 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
915 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
916 bitmap_last_set_bit. All for compatibility with sbitmap's.
918 *bitmap.c (bitmap_zero): New function.
919 (bitmap_union_of_diffs): New function.
920 (bitmap_first_set_bit): New function.
921 (bitmap_last_set_bit): New function.
923 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
925 * cpp.texi, invoke.texi: Update.
926 * cpp.1, gcc.1: Regenerate.
928 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
930 * i386.md (minsf): Fix splitter. (PR fortran/3191)
932 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
934 * doc/cpp.texi: Update.
935 * doc/cpp.1: Regenerate.
937 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
939 * doc/install.texi: Use correct markup hints.
941 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
943 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
945 * explow.c (expr_size): If DECL and size specified, use it.
947 2001-06-15 Zack Weinberg <zackw@stanford.edu>
949 * doc/cpp.texi: Formatting corrections.
950 Correct buggy example of use of __GNUC__ etc.
951 Clarify $ in identifiers.
952 * doc/cpp.1: Regenerate.
954 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
956 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
958 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
960 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
962 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
963 Added Tru64 UNIX V5.1 bootstrap hints.
964 (Specific, alpha*-*-osf*): Removed old section, obsolete.
966 2001-06-15 Andreas Jaeger <aj@suse.de>
968 * doc/install.texi (Specific): Mention that glibc cannot be
969 compiled with GCC 3.0.
971 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
973 * combine.c (nonzero_bits): Don't optimize away division by
976 2001-06-15 Zack Weinberg <zackw@stanford.edu>
978 * doc/cpp.texi: Revised and brought up to date.
979 * doc/cpp.1: Regenerate.
981 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
983 * doc/install.texi: Update --enable-threads to match reality.
985 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
987 * doc/install.texi: Update for C4x.
988 * README.C4X: Remove.
990 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
992 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
993 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
994 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
995 Consistently use "built-in" and "bit-field". Minor logical markup
997 * doc/gcc.1: Regenerate.
999 2001-06-14 Richard Henderson <rth@redhat.com>
1001 * config/mips/mips.md (exception_receiver): New.
1003 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
1005 * doc/gcc.texi: Update passes documentation to be more in tune
1008 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
1010 * i386.c (ix86_expand_prologue): Fix merging conflict.
1012 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
1014 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
1015 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
1016 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
1017 logical markup. Use TeX quotes and dashes. Use @dots{} and
1018 @minus{}. Avoid spaces inside @var. Update last modification
1020 * doc/gcc.1, doc/gcov.1: Regenerate.
1022 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
1024 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
1025 x86_epilogue_using_move): New global variables.
1026 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
1027 (ix86_emit_save_regs_using_mov): New static function.
1028 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
1029 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
1030 MASK_MIX_SSE_I387): Renumber.
1031 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
1032 (x86_accumulate_outgoing_args, x86_prologue_using_move,
1033 x86_epilogue_using_move): Declare.
1034 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
1036 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
1038 * inclhack.def (hpux10_cpp_pow_inline): New hack.
1040 2001-06-13 Richard Henderson <rth@redhat.com>
1042 * ifcvt.c (dead_or_predicable): Fix return value last patch.
1044 2001-06-13 Mark Mitchell <mark@codesourcery.com>
1048 2001-06-13 Richard Henderson <rth@redhat.com>
1050 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
1051 (cond_exec_process_if_block, dead_or_predicable): Likewise.
1053 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1055 * mips-tfile.c (copy_object): Always pass indexNil for symbol
1058 2001-06-13 Kazu Hirata <kazu@hxi.com>
1060 * config/h8300/h8300.h (OK_FOR_T): Remove.
1061 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
1062 * config/h8300/h8300.md: Remove alternatives involving inc and dec
1063 in the helper patterns for addhi3 and addsi3.
1065 2001-06-13 Phil Edwards <pme@sources.redhat.com>
1067 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
1069 2001-06-13 Zack Weinberg <zackw@stanford.edu>
1071 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
1072 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
1074 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
1075 config/alpha/t-osf4, config/mips/t-iris6: Extract all
1076 references to @shlib_map_file@, @shlib_objs@, or
1077 @shlib_base_name@ to Makefile variables.
1078 Bump soname version of libgcc to 1.
1080 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1082 * doc/install.texi: Use more logical markup. Include @node
1083 commands in the source when generating any non-HTML.
1085 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1087 * README: Remove. Some of the contents moved to ../README.
1089 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1091 * doc/install.texi (--enable-shared): List package names
1094 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1096 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
1097 (*-*-solaris*): Document problem in /bin/sh that affects
1098 configuring libraries.
1099 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
1100 (*-sun-solaris2.8): Document linker problem that explains why
1101 libjava is disabled by default.
1103 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1106 * toplev.c (rest_of_compilation): Remove dead code before
1109 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1112 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1113 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1114 * configure: Rebuilt.
1116 2001-06-12 Jim Wilson <wilson@redhat.com>
1118 * loop.c (strength_reduce): Move bl->all_reduced set before
1119 check_ext_dependant_givs call.
1120 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
1122 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1124 * doc/extend.texi (Function Attributes): Document SH's sp_switch
1127 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1129 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
1132 2001-06-12 Richard Henderson <rth@redhat.com>
1134 * config/i386/i386.c (ix86_expand_prologue): Always use
1135 gen_pro_epilogue_adjust_stack; update arguments.
1136 (ix86_expand_epilogue): Likewise.
1137 (ix86_emit_epilogue_esp_adjustment): Remove.
1138 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
1139 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
1140 clobber of scratch memory instead of a modification of EBP as the
1141 barrier. Update all peepholes to match.
1143 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1145 * doc/gcc.texi: Change the font used for @def... commands to a
1147 * doc/extend.texi: Use more logical markup. Use "built-in"
1148 instead of "builtin". Use @deftypefn to mark up built-in
1149 functions; specify their types in the @deftypefn and not in the
1150 descriptive text. Use TeX quotes and dashes. Add more index
1153 2001-06-12 lars brinkhoff <lars@nocrew.org>
1155 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
1156 (DIR_SEPARATOR_2): Likewise.
1158 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1160 * doc/install.texi (--exec-prefix, --bindir, --libdir,
1161 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
1163 (--enable-cpp): Change to document --disable-cpp instead; update
1164 to reflect current default.
1165 (--without-fast-fixincludes): Remove documentation.
1166 (Final install): Document installation directories in more
1167 detail. Document use of make dvi.
1169 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1171 * recog.c (validate_replace_rtx_1): Fix previous patch.
1173 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1175 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
1177 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1179 * simplify-rtx.c (simplify_subreg): Allow volatile memory
1180 to be subregged in case we don't have move instruction.
1182 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1184 * loop.c: Include predict.h
1185 (strength_reduce): Drop branch prediction note in case
1186 number of iterations is known.
1187 * predict.def (PRED_LOOP_ITERATIONS): new.
1188 * Makefile.in (loop.o): Add dependancy on predict.h
1190 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1192 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
1194 * c-typeck.c (c_start_case): Likewise.
1196 2001-06-12 Mark Mitchell <mark@codesourcery.com>
1198 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
1199 in a structure at a variable address.
1201 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1203 * doc/gcov.texi: Use more logical markup.
1205 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1207 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
1208 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
1209 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
1212 2001-06-11 Stan Shebs <shebs@apple.com>
1214 * config/darwin.h (ASM_FILE_END): Remove decl of language_string.
1216 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1218 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
1219 as an early clobber to make sure it is not used by reload in
1220 one of the operands.
1222 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1224 * doc/c-tree.texi: Update information about flag_honor_std.
1225 * doc/install.texi: Note that binutils is required on HPUX 11.
1226 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
1229 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
1230 variable-sized types.
1232 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1234 * doc/md.texi: Use TeX dashes and quotes.
1236 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1238 * doc/rtl.texi: Reference manual chapter about trees.
1240 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1242 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
1243 (WINT_TYPE): Override.
1244 (WINT_TYPE_SIZE): Likewise.
1245 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
1247 * config/sparc/sol2.h (WINT_TYPE): Define.
1248 (WINT_TYPE_SIZE): Likewise.
1250 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
1251 (WINT_TYPE): Override.
1252 (WINT_TYPE_SIZE): Likewise.
1253 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
1254 (CPP_ARCH64_SPEC): Likewise.
1256 2001-06-11 Richard Henderson <rth@redhat.com>
1258 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
1259 with alias attribute.
1261 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
1262 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
1264 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1266 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
1268 2001-06-11 Stan Shebs <shebs@apple.com>
1270 * config/darwin.c (darwin_encode_section_info): Rewrite to simplify
1271 and fix coding mistakes.
1273 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
1275 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
1276 return string from m32r_output_block_move.
1277 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
1279 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
1281 (ROUND_ADVANCE): Remove signed/unsigned conflict.
1282 * config/m32r/m32r.c: Declare prototypes for static functions.
1283 (move_src_operand): Replace INT32_P with UINT32_P.
1284 (function_arg_partial_nregs): Fixed signed/unsigned conflict
1285 in initialisation of 'size'.
1286 (m32r_sched_reord): Remove redundant declarations of 'code'.
1287 (m32r_output_block_move): Change to a void function.
1288 (m32r_encode_section_info): Cast return of
1289 TREE_STRING_POINTER to avoid compile time warning.
1291 2001-06-11 Richard Henderson <rth@redhat.com>
1293 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
1294 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
1295 (struct machine_function): Add gp_save_rtx.
1296 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
1297 (alpha_gp_save_rtx): New.
1298 * config/alpha/alpha-protos.h: Declare it.
1299 * config/alpha/alpha.md (exception_receiver): Make an expander.
1300 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
1302 2001-06-11 Richard Henderson <rth@redhat.com>
1304 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
1306 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1308 * configure.in: Align --help messages.
1309 Remove trailing full stops.
1310 Consistently use lower case.
1311 Fix DWARF 2 spelling.
1312 * configure: Rebuilt.
1314 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1316 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
1317 variants for .cpp/.cp/.c++ files.
1318 Move definition of __LANGUAGE_C_PLUS_PLUS ...
1319 (CPLUSPLUS_CPP_SPEC): ... here.
1321 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1323 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
1325 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1327 * c-decl.c (store_parm_decls): When comparing types in an
1328 old-style function declaration with those from a previous
1329 prototype, compare the unqualified versions of parameter types.
1332 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1334 * doc/objc.texi: Use more logical markup. Use TeX dashes.
1336 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1338 * doc/c-tree.texi: Use more logical markup.
1340 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1342 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
1344 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
1346 * loop.c (scan_loop): Do not combine asm statements.
1348 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1350 * simplify-rtx.c (simplify_subreg): Fix offset calculation
1351 for complex values within a CONCAT.
1353 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1355 * doc/install.texi: Update details of what components are included
1356 in the GCC distribution. Update default directory for g++
1357 includes. Update documentation relating to old libio. Adjust
1358 documentation on DejaGnu environment variables. Remove
1359 documentation of --enable-cpplib.
1361 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1363 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
1366 2001-06-10 Richard Henderson <rth@redhat.com>
1368 * ifcvt.c (life_data_ok): New.
1369 (merge_if_block): Use it to determine whether to update
1371 (if_convert): Set it.
1373 2001-06-10 Richard Henderson <rth@redhat.com>
1375 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
1377 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
1379 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
1380 (SH Options): Document -mieee.
1381 * doc/install.texi (Final install): Remove obsolete information
1382 about installing cross compilers.
1383 * doc/gcc.1: Rebuilt.
1385 2001-06-10 Richard Henderson <rth@redhat.com>
1387 * config/alpha/alpha.c (override_options): Set align_loops,
1388 align_jumps, and align_functions.
1389 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
1390 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
1392 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1394 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
1395 are one and two words in size.
1397 2001-06-10 Richard Henderson <rth@redhat.com>
1399 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
1400 (Code Generation Options): Document -fnon-call-exceptions.
1402 2001-06-10 Mark Kettenis <kettenis@gnu.org>
1404 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
1406 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1408 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
1410 2001-06-10 Mark Mitchell <mark@codesourcery.com>
1411 Gabriel Dos Reis <gdr@codesourcery.com>
1413 * Makefile.in (c-parse.o): Depend on diagnostic.h
1414 (dwarf2out.o): Likewise.
1416 * dwarf2out.c: #include diagnostic.h
1418 * toplev.h (warningcount, errorcount, sorrycount): Remove
1421 * toplev.c (warningcount, errorcount, sorrycount): Remove
1424 * diagnostic.h (struct output_buffer): Reorder fields.
1425 (diagnostic_kind_count): New macro.
1426 (errorcount, warningcount, sorrycount): Define as macros.
1427 (diagnostic_report_warnings_p): New macro.
1428 (output_state): Add diagnostic_count field.
1430 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
1431 Remove tentative declaration.
1432 (count_error): Use diagnostic_report_warnings_p.
1434 * c-parse.in: #include diagnostic.h
1436 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1438 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
1439 prefer a memory for operand 1.
1440 ("*addsi3"): Fix constraints, the '!' was too strong.
1441 ("*addsi3_split"): Accept soft register and split accordingly.
1443 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1445 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1446 Move definition in the RTX_CODE section.
1448 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1450 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
1451 address as relative to the argument pointer.
1453 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1455 * predict.def (PRED_OPCODE): Place before call and error_return.
1457 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1459 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
1460 * predict.c (estimate_probability): Calculate dominance
1461 information; improve detection of NORETURN heuristics;
1462 add call/error_return heuiristics; tweak comparison heuristics
1465 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1467 * doc/invoke.texi (C Dialect Options): Document -aux-info.
1468 (Debugging Options): Document -print-multi-directory and
1470 * doc/gcc.1: Rebuilt.
1472 * toplev.c (independent_decode_option): Require `=' between
1473 `-aux-info' and filename in the same argument.
1474 * gcc.c: Don't pass -aux-info=filename twice.
1476 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1478 * expr.c (expand_expr, case ARRAY_REF): Do not replace
1479 an array element with the known initializing value if it has
1482 * toplev.c (rest_of_compilation): Remove dead code before
1485 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1487 * cppinit.c (print_help): Document -fpreprocessed.
1488 * invoke.texi: Similarly.
1490 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1492 * predict.def: New file.
1493 * predict.h: New file.
1494 * predict.c: Include predict.h.
1495 (predictor_info): New structure and array.
1496 (predict_edge, predict_insn): Rewrite; make global.
1497 (predict_edge_def, predict_insn_def): New global functions.
1498 (dump_prediction, combine_predictions_for_insns): New
1500 (estimate_probability): Change calls to predict_edge
1501 to predict_edge_def and calls to predict_insn to predict_insn_def;
1502 combine probabilities.
1503 (expected_value_to_br_prob): Behave as predictor.
1504 * rtl.h (REG_BR_PRED): Update coment.
1505 (invert_br_probabilities): New.
1506 * jump.c: Include predict.h
1507 (duplicate_loop_exit_test): Drop branch prediction notes.
1508 (invert_jump): Use invert_br_probabilities.
1509 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1510 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1511 * combine.c (distribute_notes): Handle BR_PRED.
1513 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1515 * predict.c (predict_insn, predict_edge): New static functions.
1516 (estimate_probability): Revamp to use new functions;
1517 fix loop header heruistics; add loop exist heruistics
1519 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1521 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1523 2001-06-09 Peter Jakubek <pjak@snafu.de>
1525 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1527 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1529 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1530 for integer operations that don't update C bit.
1532 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1534 * gthr-posix.h (__gthread_objc_init_thread_system): If
1535 pthread_key_create fails, it's not clear what the return value is.
1536 This obvious fix makes sure it always returns -1 if a problem
1539 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1541 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1542 more index entries. Use more logical markup where appropriate.
1543 Use TeX quotes and dashes.
1545 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1547 * unwind-pe.h: Conditionally qualify references to abort with
1550 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1552 * doc/invoke.texi: Remove superfluous text.
1554 2001-06-08 Richard Henderson <rth@redhat.com>
1556 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1557 (LIB_SPEC): Mirror config/linux.h version.
1559 2001-06-08 Richard Henderson <rth@redhat.com>
1561 * except.c (get_exception_pointer, get_exception_filter): Take a
1562 struct function. Update all callers.
1563 * except.h (get_exception_pointer): Update declaration.
1564 * expr.c (expand_expr): Update get_exception_pointer call.
1565 * integrate.c (expand_inline_function): Remap the exception pointer
1566 from callee to caller.
1568 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1570 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1571 accurately reflect its cv-qualification.
1572 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1573 cv-qualifiers on function types.
1575 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1577 * basic-block.h: Improve comments.
1578 * except.c (expand_eh_region_end_allowed): Remove redundant call
1579 to do_pending_stack_adjust.
1580 * flow.c (life_analysis): Fix typo in comment.
1581 (calculate_global_regs_live): Add documentation.
1582 (mark_set_1): Likewise.
1583 (debug_regset): Likewise.
1584 * doc/rtl.texi (cond_exec): Document it.
1586 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1588 * i386.h (CONST_COSTS): set cost of constants representable in
1589 immediate fields to 0.
1591 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1593 * function.c (diddle_return_value): Kill code to determine
1594 return value before expand_function_end.
1595 (expand_function_end): Delay call to clobber_return_register
1596 after fucntion return value is computed.
1598 Re-install temporary reverted patch:
1599 * toplev.c (rest_of_compilation): Call split_all_insns
1600 before reg-stack and shorten-branches. Do shorten-branches
1602 * final.c (shorten_branches): Remove insn splitting code.
1604 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1606 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1607 options. Use @opindex to index them rather than other indexing
1608 commands. Use @var{...} instead of <...>. Avoid spaces in names
1609 inside @var. Don't use @kindex to index escape sequences in
1612 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1614 * stmt.c (current_nesting_level): New fn.
1615 * tree.h: Declare it.
1616 * c-semantics.c (genrtl_compound_stmt): Use it.
1618 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1620 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1622 * jump.c (mark_modified_reg): Allow jump threading if condition
1623 codes are represented by a hard register.
1625 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1627 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1628 for complex floats passed to unprototyped functions.
1630 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1632 * except.c (expand_eh_region_end_allowed): Call
1633 do_pending_stack_adjust as necessary.
1635 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1637 * function.c (clobber_return_register): Clobber the pseudo return
1640 * sibcall.c (skip_unreturned_value): New function.
1641 (call_ends_block_p): Use it.
1643 * recog.c (split_insn): Break out from ...
1644 (split_all_insns): ... here; do not use basic block information
1647 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1649 * simplify-rtx.c (simplify_subreg): Fix verification of
1652 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1654 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1655 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1656 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1657 (CPLUSPLUS_CPP_SPEC): ... here.
1658 Fixes PRs c++/3047, target/441.
1660 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1662 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1664 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1666 * doc/gcc.texi: Add trailing slash to URL.
1668 2001-06-07 Stan Shebs <shebs@apple.com>
1670 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1671 (REDO_SECTION_INFO_P): Ditto.
1672 (STRIP_NAME_ENCODING): Ditto.
1673 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1674 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1675 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1676 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1677 * config/darwin.c: No longer include c-tree.h.
1678 (machopic_classify_ident): Rewrite to use symbol encoding.
1679 (lookup_name_darwin): Remove.
1680 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1681 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1682 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1683 (machopic_finish): Ditto, remove test of decl.
1684 (update_non_lazy_ptrs): New function.
1685 (darwin_encode_section_info): New function.
1686 * config/darwin-protos.h: Declare it.
1687 * config/rs6000/rs6000.c (machopic_output_stub): Use
1688 STRIP_NAME_ENCODING.
1690 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1692 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1693 (DECL_SOURCE_LINE): Likewise.
1695 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1697 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1698 from config/elfos.h.
1700 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1702 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1703 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1705 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1707 * doc/contrib.texi: Add copyright notice.
1709 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1711 * doc/md.texi: Use four digit years in copyright notice.
1713 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1715 * config.gcc: For $target_alias of athlon-*, set
1716 target_cpu_default2=5.
1718 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1720 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1721 end of last block if last real insn is a JUMP_INSN.
1723 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1727 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1729 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1730 pthread_t to objc_thread_t.
1731 (__gthread_objc_thread_id): Likewise.
1733 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1735 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1736 (ASM_OLDAS_SPEC): Likewise.
1738 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1739 (CPP_SUBTARGET_SPEC): Use it.
1740 (ASM_OLDAS_SPEC): Define.
1742 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1744 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1746 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1747 passed by reference.
1749 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1751 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1752 Document use of N_(...), and show it in examples. Note that
1753 documentation should be added to invoke.texi. Avoid an overfull
1756 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1758 * toplev.c (rest_of_compilation): Revert previous patch.
1759 * final.c (shorten_branches): Likewise.
1761 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1763 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1766 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1768 * doc/install-old.texi: Remove more obsolete documentation.
1770 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1772 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1774 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1776 * toplev.c (rest_of_compilation): Call split_all_insns
1777 before reg-stack and shorten-branches. Do shorten-branches
1779 * final.c (shorten_branches): Remove insn splitting code.
1781 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1783 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1784 * configure: Rebuilt.
1786 2001-06-07 Andreas Jaeger <aj@suse.de>
1788 * emit-rtl.c (operand_subword): Remove unused variable.
1790 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1792 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1793 if TARGET_64BIT is false.
1794 (floatdi?f_i386_only): New insn.
1795 (floatdi?f_i386): Disable for !TARGET_64BIT.
1797 * (min?f, max?f splitters): Handle case where
1798 operands are cross-matched.
1800 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1801 (MMX_REGISTER_NAMES): Kill.
1802 (PRINT_OPERAND): Fix comment.
1803 (PRINT_REG): Likewise.
1804 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1805 (print_operand): Update comment; kill 'm'.
1807 * i386.c (x86_branch_hints): New global variable
1808 (print_operand): Support outputting of branch prediction hints.
1809 * i386.md (conditional jump patterns): Add branch prediction hints
1811 * i386.h (x86_branch_hints): Declare
1812 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1813 (PRINT_OPERAND_FUNCT_VALID_P): New.
1814 * final.c (final_forward_branch_p): New function.
1816 2001-06-06 Richard Henderson <rth@redhat.com>
1818 * flow.c (mark_used_reg): Clean up looping over multiple hard
1819 registers. Do conditional life bits across multiple hard regs.
1821 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1823 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1824 deleted during reload.
1826 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1828 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1829 functions here, instead of ...
1830 * c-decl.c (c_expand_body): ... here.
1832 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1834 * config.gcc, config/sparc/bsd.h: Do not directly include
1835 sparc/sparc.h. Instead do it via tm_file.
1837 2001-06-05 Richard Henderson <rth@redhat.com>
1839 * dwarf2.h (DW_EH_PE_aligned): New.
1840 * dwarf2asm.c (eh_data_format_name): Name it.
1841 (dw2_asm_output_encoded_addr_rtx): Align for it.
1842 * dwarf2out.c (output_call_frame_info): Handle it for personality
1843 routine and LSDA pointers.
1845 * unwind-pe.h (DW_EH_PE_aligned): New.
1846 (base_of_encoded_value): Handle it.
1847 (read_encoded_value_with_base): Likewise.
1848 * unwind-dw2-fde.c (base_from_object): Likewise.
1849 (get_cie_encoding): Likewise.
1851 * config/alpha/elf.h: Remove ecoff commentary.
1852 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1854 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1856 * config.gcc, config/i386/bsd386.h: Do not directly include
1857 i386/386bsd.h. Instead do it via tm_file.
1859 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1861 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1864 2001-06-05 Pascal Obry <obry@act-europe.fr>
1866 * configure.in: Quote $enable_win32_registry in case the value has
1870 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1872 * print-rtl.c (xspaces): Remove.
1873 (print_rtx): Use printf field-width, rather than xpsaces, to
1875 * toplev.c (main): Disable sibling-call optimization if we are
1876 handling exceptions.
1878 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1880 * reload1.c (reload): Delete all USEs generated during reload.
1882 2001-06-05 scott snyder <snyder@fnal.gov>
1884 * gccbug.in: Fix typo.
1886 2001-06-05 Andreas Jaeger <aj@suse.de>
1888 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1889 parameter and return value.
1891 2001-06-04 Anthony Green <green@redhat.com>
1893 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1894 machine. This is now done in sparc.h.
1896 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1898 Correct CVS resurrection of invoke.texi.
1899 * doc/invoke.texi: Document new tree dump flags.
1901 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1903 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1904 for casting an aggregate to its own type. Fixes PR c/2735.
1906 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1908 * doc/texinfo.tex: Update to version 2001-05-24.08.
1910 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1912 * c-common.h (flag_dump_translation_unit): Remove.
1913 (enum tree_dump_index): Define.
1914 (TDF_ADDRESS, TDF_SLIM): New #defines.
1915 (dump_node_to_file): Remove.
1916 (dump_node): Make extern. Add flags.
1917 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1918 dump_switch_p): Prototype.
1919 * c-common.c (flag_dump_translation_unit): Remove.
1920 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1921 logic. Use dump_switch_p.
1922 * c-dump.h (struct dump_info): Add node and user fields.
1923 (dump_pointer): Declare.
1924 * c-dump.c (dump_node): Make extern. Add flags.
1925 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1926 (dump_new_line, dump_maybe_newline): Use them.
1927 (dump_pointer): New function.
1928 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1929 chain or function's body. Dump address, if TDF_ADDRESS set.
1930 (dump_flag): Define.
1931 (dump_node_to_file): Remove.
1932 (struct dump_file_info): New struct.
1933 (dump_files): New array.
1934 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1935 * c-lang.c (finish_file): Adjust dumping.
1936 * toplev.h (dump_base_name): Make extern.
1937 * invoke.texi: Document new flags.
1939 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1941 * c-tree.h (lang_decl): Add pending_sizes fields.
1942 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1944 (c_expand_body): Expand them.
1945 (lang_mark_tree): Mark lang_decl:pending_sizes.
1946 * function.c (expand_pending_sizes): New function, broken out
1948 (expand_function_start): ... here.
1949 * tree.h (expand_pending_sizes): Declare it.
1951 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1953 * doc/install.texi: Update FreeBSD information. Generalize
1954 and update information for alpha-based platforms using ELF.
1956 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1958 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1959 (store_parm_decls): Likewise.
1960 * c-typeck.c (convert_arguments): Likewise.
1962 2001-06-04 Richard Henderson <rth@redhat.com>
1964 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1965 optimization if current_function_calls_setjmp.
1967 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1969 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1972 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1974 * simplify-rtx.c (simplify_subreg): Fix combining of
1975 paradoxical subregs.
1977 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1979 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1980 (no_labels_between_p): Short circuit case beg==end.
1982 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1984 * rtlanal.c (operand_preference): Fix preference for objects.
1986 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1988 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1991 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1993 * combine.c (if_then_else_cond): Use simplify_subreg instead
1995 * integreate.c (sub_constants): Likewise.
1997 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1999 * emit-rtl.c (constant_subword): Deprecate; remove most of code
2000 and use simplify_gen_subreg.
2002 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
2004 * sibcall.c (skip_copy_to_return_value): recognize the situation
2005 when the called function's return value is copied into an
2006 intermediate pseudo, and then into the calling functions return
2009 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
2011 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
2012 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
2013 in case register wasn't OK previously, accept it now; allow
2014 subregs of frame pointer if reload completed and frame pointer
2017 * combine.c (sombine_simplify_rtx): Fix comment;
2018 use subreg_lowpart_offset instead of subreg_lowpart_p
2019 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
2020 * rtl.h (subreg_lowpart_parts_p): Kill.
2021 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
2022 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
2023 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
2024 (gen_lowpart_common): Likewise.
2025 (subreg_lowpart_p): Likewise.
2026 (subreg_lowpart_parts_p): Kill.
2027 (subreg_lowpart_offset, subreg_highpart_offset): New function.
2029 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
2030 to simplify SUBREG and REG.
2031 (gen_highpart): Use simplify_gen_subreg for all simplifications.
2033 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
2036 * rtlanal.c (replace_regs): Use simplify_gen_subreg
2038 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2040 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
2041 (ARRAY_RANGE_REF): Added description.
2043 * tree.def (ARRAY_RANGE_REF): New code.
2044 * alias.c (handled_component_p, can_address_p): Handle it.
2045 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2046 * explow.c (set_mem_attributes): Likewise.
2047 * expr.c (expand_assignment, get_inner_reference): Likewise.
2048 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
2049 * fold-const.c (operand_equal_p): Likewise.
2050 * tree.c (staticp, stabilize_reference): Likewise.
2051 * varasm.c (decode_addr_const): Likewise.
2053 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2055 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
2056 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
2058 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
2060 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
2061 mark_constant_pool_use before output_addr_const.
2062 (struct pool_node): New field wend.
2063 (add_constant): Note a sequence of constants that are referenced
2065 (pool_window_label, pool_window_last): New variables.
2066 (dump_table): Emit a unspec_volatile representing the end of a
2067 sequence of constants.
2068 (mark_constant_pool_use): New function.
2069 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
2070 (consttable_2): Add the second operand which flags whether
2071 this consttable entry was used or not.
2072 (consttable_4, consttable_8, consttable_sf, consttable_df):
2074 (consttable_window_end): New insn.
2076 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2078 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
2079 Reformat according to coding standards.
2082 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
2083 (shl_and_kind): Cast wide constant.
2084 (gen_far_branch): Define as static, as in declaration.
2085 (barrier_align): Compute cache-line length as unsigned. Add
2086 parentheses in initial credit computation.
2087 (rounded_frame_size): Add parentheses.
2088 (permanent_obstack): Remove declaration. Include ggc.h for
2089 declaration of ggc_add_root_rtx().
2090 (get_free_reg): Removed declaration of unused variable reg.
2091 (legitimize_pic_address): Mark mode argument as unused.
2093 2001-06-03 Igor Shevlyakov <igor@windriver.com>
2095 * config/sh/sh.c (output_branch): Support for insn with lenght
2096 attr 12 & 16 which represents cond branches outside +-4096 range.
2098 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2100 * config/sh/lib1funcs.asm (ic_invalidate): Align the
2101 cache-mirroring sequence. Add nops.
2103 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
2105 * doc/install-old.texi: Remove more old installation
2107 * doc/install.texi: Add relevant parts here.
2109 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2111 * doc/install.texi2html: New script.
2113 2001-06-03 David Edelsohn <edelsohn@gnu.org>
2115 * doc/install.texi: Update AIX information again.
2117 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2119 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
2120 installation documentation.
2121 * doc/install.texi: Move it to here.
2123 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2125 * doc/install.texi: Clean up Texinfo markup.
2127 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2129 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
2130 to just after title page.
2132 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2134 * doc/install-old.texi: Remove documentation of some configuration
2136 * doc/install.texi: Add relevant parts of this documentation here.
2138 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2140 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
2141 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
2143 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2145 * i386.md (all uses of ext_register_operand): Make sure they are
2146 VOIDmode; replace all uses outside zero_extend.
2147 (and?i splitters): Use ext_register_operands.
2148 (test?i peep2): Remove ignored constraints.
2149 * i386.c (ext_register_operand): Check that operand is
2150 eighter pseudo or hard or 'Q' register.
2152 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2154 * tree.h (struct record_layout_info_s): New field unpadded_align.
2155 (set_lang_adjust_rli): New declaration.
2156 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
2157 it would have if not packed, do not downgrade DECL_ALIGN.
2158 (lang_adjust_rli, set_lang_adjust_rli): New.
2159 (start_record_layout): Initialize new field unpadded_align.
2160 (debug_rli): Display it.
2161 (place_union_field, place_field): Set it.
2162 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
2164 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
2165 mean that; use proper names instead.
2166 Print DECL_NO_STATIC_CHAIN.
2168 * except.c (expand_builtin_frob_return_addr): Add missing call
2169 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
2170 (expand_builtin_eh_return): Likewise.
2171 (expand_eh_return): Clean up ptr_mode != Pmode cases.
2173 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
2175 * doc/invoke.texi: Remove references to papers about sequence points
2176 to readings.html, refer to that page.
2178 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2180 * README: Update references to installation instructions.
2182 2001-06-01 Laurent Guerby <guerby@acm.org>
2183 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2185 * doc/install.texi: Define srcdir when sources come from CVS.
2186 Significantly improve markup. Wrap overly long lines
2188 2001-06-01 DJ Delorie <dj@redhat.com>
2190 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
2191 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
2192 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
2193 gcov.1: Move to doc subdirectory.
2194 * install.texi: Move to doc/install-old.texi.
2195 * gcc.texi: Move to doc, refer to install-old.texi.
2196 * Makefile.in: Reflect move of docs to doc/.
2197 * f/Make-lang.in: Ditto.
2198 * java/Make-lang.in: Ditto.
2199 * doc/.cvsignore: New.
2201 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2203 * invoke.texi: use two spaces between command options, eliminate
2204 some 'overfull hboxes'
2206 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
2208 * Makefile.in (s-mlib): Make backtick-commands always succeed.
2209 (DRIVER_DEFINES): Ditto.
2211 2001-05-31 Richard Henderson <rth@redhat.com>
2213 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
2214 also link against libgcc.a.
2216 2001-05-31 Geoff Keating <geoffk@cygnus.com>
2218 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
2219 * config/mips/mips.c (mips_output_ascii): New function.
2220 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
2222 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
2224 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2226 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
2227 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
2229 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
2231 * install.texi (Configuration): Add html links for --with-gnu-as &
2232 --with-gnu-ld and refer to them from hppa & SCO triplets.
2233 (Specific): Link back to with-gnu-ld for all ELF platfoms.
2234 (Specific): Reword AVR binutils recommendation.
2236 2001-05-30 Zack Weinberg <zackw@stanford.edu>
2238 * ggc-page.c (size_lookup): Increase minimum allocation size
2240 (ggc_print_statistics): Report size of each bin in bytes, not
2241 as its order; there is no longer a direct relationship.
2243 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2245 * extend.texi: Fix formating of examples, eliminate some
2247 * gcc.texi: Eliminate some 'overfull hboxes'.
2248 * invoke.texi: Use two spaces between command options, eliminate
2249 some 'overfull hboxes'.
2251 2001-05-30 Richard Henderson <rth@redhat.com>
2253 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
2255 2001-05-30 Tom Tromey <tromey@redhat.com>
2257 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
2258 use it in the new association.
2260 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
2261 John David Anglin <dave@hiauly1.hia.nrc.ca>
2263 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
2264 to target type to allow ISO C++ compiler to accept it.
2265 * gthr-dce.h (__gthread_active_ptr): Likewise.
2266 * gthr-solaris.h (__gthread_active_ptr): Likewise.
2268 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2270 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
2271 so that we do accept comments in preprocessed input.
2273 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2275 * cpphash.c (alloc_node): Cast allocated pointer.
2277 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
2279 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
2281 2001-05-29 Stan Shebs <shebs@apple.com>
2283 * gcc.texi: Add links for information about Objective-C.
2285 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
2287 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
2288 /bin/sed fails on [^\"]).
2289 (configargs.h): Likewise.
2291 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2293 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
2295 2001-05-28 Stan Shebs <shebs@apple.com>
2297 * objc/objc.gperf: Remove, no longer used.
2299 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
2301 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
2302 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
2303 Remove trailing whitespace.
2305 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2307 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
2308 became http://freeware.sgi.com/.
2310 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
2312 * local-alloc.c (update_equiv_regs): Don't eliminate constant
2315 2001-05-27 Stan Shebs <shebs@apple.com>
2317 * objc/objc-act.c: Add/fix various comments.
2318 (init_selector): Remove, no longer used.
2319 (build_msg_pool_reference): Ditto.
2320 (objc_debug): Ditto.
2322 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2324 * c-decl.c (init_decl_processing):
2325 Don't call start_identifier_warnings.
2326 * flags.h (warn_id_clash, id_clash_len): Remove.
2327 * stringpool.c: Don't include flags.h.
2328 (scan_for_clashes, do_identifier_warnings,
2329 start_identifier_warnings): Remove.
2330 * toplev.c (warn_id_clash, id_clash_len): Remove.
2331 (display_help): Don't document -Wid-clash.
2332 (decode_W_option): Print warning on -Wid-clash.
2333 * tree.h (start_identifier_warnings): Remove.
2334 * invoke.texi: Remove documentation of -Wid-clash.
2336 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2338 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
2340 2001-05-27 Bruce Korb <bkorb@gnu.org>
2342 * fixinc/check.tpl(HACK) add and use a Scheme variable
2343 (has no test text): error out if no "test_text" is defined
2344 * fixinc/fixincl.tpl: likewise
2345 (FIXIDX): make it an enumeration so we minimize diffs
2346 * fixinc/inclhack.def: re-alphabetize and add sort instructions
2347 * fixinc/fixincl.x: regenerate
2348 * fixinc/tests/base/stdio.h: test output got moved due to
2350 * README-fixinc: rewrite (mostly)
2352 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2354 * cpplib.c (run_directive): Set pfile->directive.
2356 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2358 * c-tree.texi: Reformat the manual as a single chapter now
2359 included by gcc.texi.
2360 * gcc.texi: Include c-tree.texi. Merge all indexes.
2361 * Makefile.in (dvi): Add generation for the cppinternals
2362 documentation. Added dependencies on fdl.texi and c-tree.texi
2363 where appropriate. Use TEXI2DVI instead of custom tex calls.
2364 (info): Added dependencies on fdl.texi and c-tree.texi where
2365 appropriate. Remove the target c-tree.info.
2367 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
2369 * combine.c (try_combine): Fix typo in comment.
2370 * expr.c (expand_expr): Likewise.
2371 * config/i370/i370.md (untyped_call): Likewise.
2373 2001-05-26 Bruce Korb <bkorb@gnu.org>
2375 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2376 when fixincl is operating in test mode
2377 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
2378 (AAB_ultrix_limits): remove redundant text
2379 (AAB_ultrix_memory): ditto
2380 (AAB_ultrix_string): ditto
2381 (djgpp_wchar_h): fix the test text
2382 (irix_stdio_va_list): add test text
2383 (irix_limits_const): add a testing output file (limits.h is overwritten)
2384 (strict_ansi_not_ctd): put limits.h second in list for same reason
2385 (solaris27_mutex_init): test text needed selection text, too
2387 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2388 when fixincl is operating in test mode
2390 2001-05-26 Philip Blundell <philb@gnu.org>
2392 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2393 * config/i960/i960-protos.h: Likewise.
2394 * config/i370/i370-protos.h: Likewise.
2395 * config/h8300/h8300-protos.h: Likewise,
2396 * config/sh/sh-protos.h: Likewise.
2397 * config/v850/v850-protos.h: Likewise.
2399 2001-05-26 Philip Blundell <philb@gnu.org>
2401 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2403 2001-05-25 Zack Weinberg <zackw@stanford.edu>
2405 * toplev.c (debug_args, f_options, W_options): Mark
2406 descriptions for translation.
2407 (display_help): Translate descriptions on output.
2409 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
2410 objc/lang-options.h: Mark descriptions for translation.
2412 * aclocal.m4: Quote final argument of patsubst. Use
2413 3-argument form of AC_DEFINE. Restore quotes to [] while
2415 * configure.in: Remove unnecessary changequote calls.
2416 * configure, config.in: Regenerate.
2418 2001-05-25 Sam TH <sam@uchicago.edu>
2420 * basic-block.h: Fix header include guards.
2421 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
2422 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
2423 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
2424 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
2425 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
2426 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
2427 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
2428 varray.h version.h: Likewise.
2429 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
2430 config/arm/arm.h config/c4x/c4x-protos.h
2431 config/h8300/h8300-protos.h config/h8300/h8300.h
2432 config/i370/i370-protos.h config/i370/i370.h
2433 config/i960/i960-protos.h config/mcore/mcore.h
2434 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
2435 config/v850/v850-protos.h config/v850/v850.h: Likewise.
2436 * fixinc/fixlib.h fixinc/server.h: Likewise.
2438 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
2440 * config/arc/initfini.c (.init): Fix typo.
2442 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
2444 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
2446 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2448 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
2450 2001-05-25 Richard Henderson <rth@redhat.com>
2452 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
2454 2001-05-25 Richard Henderson <rth@redhat.com>
2456 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
2457 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
2458 (sparc*-*-solaris2): Likewise.
2459 * config/t-linux: Remove shared libgcc macros.
2460 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
2461 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
2463 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
2465 * config.gcc (*-*-freebsd*): Report bad configuration.
2467 2001-05-25 David Edelsohn <edelsohn@gnu.org>
2469 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
2471 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
2473 (ASM_OUTPUT_LABELREF): Delete.
2475 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2477 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
2478 strict_ansi_only): Don't run if stdc_0_in_system_headers.
2479 * fixinc/fixincl.x: Regenerate.
2480 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2481 (FIX_TEST_TABLE): Declare it.
2482 * fixinc/fixlib.h: Include config.h.
2484 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2486 * fixinc/inclhack.def (alpha___assert): Change char * args to
2487 const char * on Tru64 UNIX to avoid excessive warnings from
2489 * fixinc/fixincl.x: Regenerate.
2491 2001-05-25 Geoff Keating <geoffk@redhat.com>
2493 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2494 outputting a tag only for variable-size records.
2496 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2498 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2499 instead of rtx_equal_p for early clobber test.
2501 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2503 * builtins.def: Encode additional information, such as names and
2505 * builtin-types.def: New file.
2506 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2507 (built_in_decls): Likewise. Don't explicitly initialize global
2509 (expand_builtin_mathfn): Handle float and long double variants of
2511 (expand_builtin): Likewise.
2512 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2513 (expand_tree_builtin): Handle long, long long, float, and long
2514 double variants of math functions.
2515 * c-common.h (c_tree_index): Remove some unused nodes.
2516 (void_ftype): Remove.
2517 (void_type_ptr): Likewise.
2518 (int_ftype_int): Likewise.
2519 (ptr_ftype_sizetype): Likewise.
2520 * c-decl.c (init_decl_processing): Remove creation of DWARF
2522 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2523 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2524 * Makefile.in (c-common.o): Depend on builtin-types.def.
2526 2001-05-25 Dale Johannesen <dalej@apple.com>
2528 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2530 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2532 * c-parse.in (notype_initdcl): Remove redundant line.
2534 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2536 * aclocal.m4: Fixed typo.
2537 (gcc_AC_HEADER_STDBOOL): Define.
2538 (gcc_AC_C__BOOL): Define.
2539 * configure.in: Use them.
2540 (AC_CHECK_HEADERS): Remove stdbool.h
2541 * configure, config.in: Regenerate.
2543 2001-05-25 Richard Henderson <rth@redhat.com>
2545 * function.c (expand_function_start): Don't abort on PARALLEL
2546 returns from hard_function_value.
2548 2001-05-25 Richard Henderson <rth@redhat.com>
2550 * config/i386/i386.md: Revert previous change. Do not apply
2551 the peephole if the components do not die after the sequence.
2553 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2555 * c-parse.in (array_declarator): New. Handle C99 constructs.
2556 Don't restrict [*] declarators to C only.
2557 (after_type_declarator, parm_declarator_starttypename,
2558 parm_declarator_nostarttypename, notype_declarator,
2559 direct_absdcl1): Use it.
2560 * c-decl.c (build_array_declarator, set_array_declarator_type):
2561 New functions. Warn that [*] isn't properly implemented; pedwarn
2562 for [*] outside C99 mode if pedantic rather than giving a hard
2564 (grokdeclarator): Handle static and type qualifiers in parameter
2566 * c-tree.h (build_array_declarator, set_array_declarator_type):
2568 * extend.texi (Attribute Syntax): Document attributes in parameter
2571 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2573 * config/i386/i386.md: Make sure cmpstr peepholes do not
2574 affect liveness information.
2576 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2578 * c-typeck.c (digest_init): Issue error messages about
2579 invalid constants, not warnings.
2581 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2583 * invoke.texi (-fno-builtin): Document that this is always on
2586 2001-05-24 Philip Blundell <philb@gnu.org>
2588 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2591 2001-05-24 Philip Blundell <philb@gnu.org>
2593 * config/arm/arm.c (output_return_instruction): Correctly handle
2594 interworking and interrupt functions.
2596 2001-05-24 Philip Blundell <philb@gnu.org>
2598 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2599 -m{no-}sched-prolog. Fix typos and improve formatting.
2601 2001-05-24 Philip Blundell <philb@gnu.org>
2603 * invoke.texi (ARM Options): Improve wording slightly. Add
2604 documentation for more options, including those for Thumb mode.
2605 Don't mention options that don't exist or are unimplemented.
2606 (Thumb Options): Delete; merged into above section.
2608 2001-05-24 Geoff Keating <geoffk@redhat.com>
2610 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2611 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2613 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2615 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2616 fix hard register simplification.
2618 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2620 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2621 of just copying CPP_CPU_SPEC.
2623 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2625 * i386.c (incdec_operand): Accept only 1 and -1.
2627 2001-05-23 Kelley Cook <kelley.cook@home.com>
2629 * Makefile.in: Move many of the *_H definitions eariler in the
2630 file, so that rules in t-* files that use them for
2631 dependencies will work in a parallel build.
2632 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2634 2001-05-23 Richard Henderson <rth@redhat.com>
2636 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2638 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2640 * cpp.texi: Update for handling of charconsts.
2641 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2642 diagnostics. Skip to the end if the UCS is too short.
2643 (cpp_interpret_charconst): Long charconsts issue a warning
2646 2001-05-23 Richard Henderson <rth@redhat.com>
2648 * doc/install.texi (alpha-linux): Require binutils 2.11.
2650 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2652 * c-lex.c (read_escape, read_ucs): Delete.
2653 (lex_string): Use cpp_parse_escape.
2654 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2655 if not C++ or not C99. Warn if traditional.
2656 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2657 unsigned. Warn for out-of-range escape sequences here.
2658 Update to use maybe_read_ucs.
2659 (cpp_interpret_charconst): Don't warn here.
2660 * cpplib.h (cpp_parse_escape): New exported function.
2662 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2664 * extend.texi (Attribute Syntax): Clarify application of
2665 attributes to parameters declared as functions or arrays.
2667 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2669 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2671 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2673 * diagnostic.c (vnotice): Kill.
2674 (fnotice): Call vfprintf directly.
2675 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2676 verbatim, set_diagnostic_context): Rename string argument to
2677 indicate that it is run through gettext.
2678 (vbuild_message_string, build_message_string, output_do_printf):
2679 Rename string argument to indicate that it is NOT run through
2681 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2682 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2683 Run msgid argument through gettext.
2684 (default_print_error_function): Run constant strings through
2685 gettext when nothing else will.
2686 (fatal_error, internal_error, error_recursion): Use fnotice.
2687 Present complete sentences to gettext.
2689 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2691 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2693 2001-05-23 Richard Henderson <rth@redhat.com>
2695 * function.c (expand_function_start): Always use a pseudo
2696 for the function result value.
2698 2001-05-22 Richard Henderson <rth@redhat.com>
2700 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2701 section pointer alignment.
2703 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2705 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2706 of __USER_LABEL_PREFIX__.
2708 2001-05-22 Richard Henderson <rth@redhat.com>
2710 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2711 (__deregister_frame_info_bases): New.
2712 * unwind-dw2-fde.h: Declare it.
2713 * libgcc-std.ver: Export it.
2714 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2715 called __register_frame_info_bases.
2717 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2719 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2720 instead of #elif (which is OK for this case but not in general).
2722 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2724 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2725 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2726 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2727 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2728 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2730 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2731 David O'Brien <obrien@freebsd.org>
2733 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2734 configure-time options and target version of FreeBSD. Set-up
2735 to match architectural change in threading support. Correctly
2736 report when -pthread option is not supported by configure-time
2738 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2739 and extend to encode target version number in run-time setting
2740 of __FreeBSD__ macro to match the system compiler.
2741 (CPP_PREDEFINES): Likewise.
2742 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2744 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2745 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2747 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2748 David O'Brien <obrien@freebsd.org>
2750 * config.gcc (the unlabeled system switch statement): Add
2751 generic configuration section to handle *-*-freebsd*. Also,
2752 to match the system compiler, default to threading support (it
2753 may be disabled with the standard --disable-threads
2754 configuration-time switch).
2755 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2756 (alpha*-*-freebsd* in machine-specific section): Likewise.
2758 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2759 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2760 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2761 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2762 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2764 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2765 David O'Brien <obrien@freebsd.org>
2767 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2768 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2769 -pthread instead setting macro.
2771 2001-05-22 Richard Henderson <rth@redhat.com>
2773 * crtstuff.c (__register_frame_info_bases): Declare.
2774 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2775 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2777 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2778 (CRT_GET_RFIB_DATA): New.
2779 * config/i386/sysv4.h: Likewise.
2780 * config/i386/sco5.h: Likewise.
2781 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2783 2001-05-22 Richard Henderson <rth@redhat.com>
2785 * rtl.c (read_string): Break out from ...
2786 (read_rtx): ... here.
2788 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2790 * doc/install.texi (Specific): Remove a bogus and duplicate part
2791 copied from the end of the document.
2793 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2795 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2797 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2799 * install.texi: Remove obsolete information on SunOS as well as
2800 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2801 (Installing GNU CC on the Sun): Remove section.
2803 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2805 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2806 keep errno unchanged on success.
2808 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2810 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2811 once for hexadecimal floats, whether or not they contain a decimal
2812 point. Don't let the setting of pedantic otherwise affect the
2813 parsing of hexadecimal floats.
2815 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2817 * README.ACORN: Remove obsolete file.
2819 2001-05-22 Jan Hubicka <jh@suse.cz>
2821 * combine.c (gen_binary): Use swap_commutative_operands_p
2822 (simplify_comparison): Likewise.
2823 * expmed.c (emit_store_flag): Likewise.
2824 * expr.c (compare_from_rtx): Likewise.
2825 (do_compare_rtx_and_jump): Likewise.
2826 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2827 if not emitting a branch and operands want swapping.
2829 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2831 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2832 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2833 (maybe_get_identifier): Update.
2834 * tree.h (make_identifier): Delete.
2836 2001-05-21 Richard Henderson <rth@redhat.com>
2838 * combine.c (subst): Do not substitute for a register as
2839 a destination subreg/strict_low_part/zero_extract.
2841 * combine.c (simplify_comparison): Update op1 after constant
2843 * recog.c (const_int_operand): Accept only constants valid
2845 * genrecog.c: Update comments wrt const_int_operand.
2847 * emit-rtl.c (init_emit_once): Zero unused memory in a
2850 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2852 * tree.h (type_num_arguments): Declare it.
2853 * tree.c (type_num_arguments): New function.
2855 2001-05-21 Richard Henderson <rth@redhat.com>
2857 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2860 2001-05-21 Geoff Keating <geoffk@redhat.com>
2862 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2864 (minsf3): Use rs6000_emit_minmax.
2865 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2867 (movsfcc): Use rs6000_emit_cmove.
2868 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2869 Don't generate emit_fselsfsf4.
2870 (fseldfsf4): Likewise.
2871 (maxdf3): Use rs6000_emit_minmax.
2873 (mindf3): Use rs6000_emit_minmax.
2874 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2876 (movdfcc): Use rs6000_emit_cmove.
2877 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2878 Don't generate emit_fselsfsf4.
2879 (fselsfdf4): Likewise.
2880 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2881 (min_max_operator): New predicate.
2882 (rs6000_emit_cmove): New function.
2883 (rs6000_emit_minmax): New function.
2884 * config/rs6000/rs6000-protos.h: Prototype new functions.
2885 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2886 and min_max_operator.
2888 * config/rs6000/rs6000.c (output_cbranch): Handle all
2889 conditional types in the switch statement.
2891 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2893 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2894 non-register variables.
2895 * extend.texi: Document that asm-specifications do not make sense
2896 for non-static local variables.
2898 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2900 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2901 (dbxout_type_fields): Lose minimal_debug support.
2902 (dbxout_type_methods, dbxout_type): Likewise.
2904 2001-05-17 Andrew Haley <aph@redhat.com>
2906 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2908 2001-05-21 Richard Henderson <rth@redhat.com>
2910 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2913 2001-05-20 Richard Henderson <rth@redhat.com>
2915 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2916 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2917 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2918 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2919 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2921 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2922 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2923 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2924 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2925 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2926 DEBUG_PUBNAMES_SECTION): Rename as above.
2927 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2929 2001-05-20 Richard Henderson <rth@redhat.com>
2931 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2932 operands unless the operation is commutative.
2934 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2936 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2939 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2941 * extend.texi: Clarify documentation of extensions included in ISO
2942 C99. Prefer C99 terminology and syntax to old GNU terminology and
2943 syntax. Add more index entries. Document mixed declarations and
2944 code as an extension in C89 mode. Warn about future changes to
2945 semantics of inline functions. Fixes PR other/930.
2947 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2949 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2950 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2951 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2952 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2954 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2956 2001-05-20 Richard Henderson <rth@redhat.com>
2958 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2959 to be output before a branch.
2961 2001-05-20 Richard Henderson <rth@redhat.com>
2963 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2965 2001-05-20 Richard Henderson <rth@redhat.com>
2967 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2968 (ASM_DOUBLE): Remove.
2969 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2970 * config/i386/sun386.h: Likewise.
2972 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2973 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2975 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2976 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2977 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2978 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2980 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2981 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2982 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2983 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2984 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2985 * config/i386/win32.h: Likewise.
2987 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2989 * invoke.texi: Add more options to summary list.
2991 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2993 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2994 used. Fixes PR c/2291.
2995 * gcc.1: Regenerate.
2997 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2999 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
3000 the -fpic and -fPIC options, clear flag_pic.
3002 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
3004 * hashtable.c (calc_hash): Fix HASHSTEP definition.
3005 * stringpool.c (make_identifier): No statistics here anymore.
3006 * objc-act.c (steup_string_decl): Remove redundant check.
3008 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
3010 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
3011 cpplib.o, cpphash.o, fix-header): Update.
3012 (hashtable.o): New target.
3013 * c-common.h: Include cpplib.h. Define C_RID_CODE and
3014 struct c_common_identifier here.
3015 * c-lang.c (c_init_options): Update. Call set_identifier_size.
3016 * c-lex.c (c_lex): Update.
3017 * c-pragma.h: Update.
3018 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
3020 (C_RID_CODE): Delete.
3021 * cpphash.c: Rewrite to use hashtable.c.
3022 * cpphash.h: Update include guards.
3023 (struct cpp_reader): Remove hashtab.
3024 hash_ob and buffer_ob are no longer pointers. Add hash_table
3026 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
3027 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
3028 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
3029 * cppinit.c (cpp_create_reader): Update.
3030 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
3031 (cpp_interpret_charconst): Eliminate warning.
3032 * cpplib.c (do_pragma, do_endif, push_conditional,
3033 cpp_push_buffer, cpp_pop_buffer): Update.
3034 (_cpp_init_stacks): Rename cpp_init_directives.
3035 (_cpp_cleanup_stacks): Remove.
3036 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
3037 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
3038 cpp_forall_identifiers, cpp_create_reader): Update.
3039 (C_RID_CODE, cpp_make_node): New.
3040 (c_common_identifier): New identifier node for C front ends.
3041 * cppmain.c (main): Update.
3042 * fix-header.c (read_scan_file): Update.
3043 * flags.h (id_clash_len): Make unsigned.
3044 * ggc.h (ggc_mark_nonnull_tree): New.
3047 * stringpool.c: Update comments and copyright. Update to use
3049 * toplev.c (approx_sqrt): Move to hashtable.c.
3050 (id_clash_len): Make unsigned.
3051 * toplev.h (ident_hash): New.
3052 * tree.c (gcc_obstack_init): Move to hashtable.c.
3053 * tree.h: Include hashtable.h.
3054 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
3055 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
3056 (struct tree_identifier): Update.
3057 (make_identifier): New.
3059 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
3060 (C_RID_CODE): Remove.
3061 * lex.c (cxx_init_options): Call set_identifier_size. Update.
3062 (init_parse): Don't do it here.
3064 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
3066 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
3068 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
3070 (expand_eh_return): Convert between word_mode and Pmode.
3071 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
3073 (execute_stack_op): Likewise.
3074 (execute_cfa_program): Likewise.
3075 (uw_frame_state_for): Likewise.
3076 (uw_update_context_1): Likewise.
3077 * unwind.inc (_Unwind_Reason_Code): Likewise.
3078 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
3079 (EH_RETURN_STACKADJ_RTX): Likewise.
3080 * config/mips/mips.c (compute_frame_size): Make space for saving
3081 EH return registers.
3082 (mips_expand_epilogue): Handle EH stack adjustments.
3083 * config/mips/mips.md (eh_return): New pattern.
3084 (eh_set_lr_si): Likewise.
3085 (eh_set_lr_di): Likewise.
3086 Add splitter to perform EH return after reload.
3088 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3090 * jump.c (mark_jump_label): Tidy previous change.
3092 2001-05-19 Bruce Korb <bkorb@gnu.org>
3094 * fixinc/genfixes: no need for two warnings
3095 * fixinc/Makefile.in: open stdin for those building with a closed one.
3097 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3099 * jump.c (jump_optimize_1): Tidy.
3100 (mark_jump_label): When changing the label in a LABEL_REF, change
3101 update any REG_EQUAL notes as well.
3103 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
3105 * c-parse.in (parm_declarator): Split into
3106 parm_declarator_starttypename and parm_declarator_nostarttypename.
3107 (parm_declarator_starttypename, parm_declarator_nostarttypename):
3108 New. Allow parenthesised sub-declarators which don't begin with a
3109 TYPENAME. Fixes PR c/166.
3111 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3113 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
3115 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3117 * toplev.c (main): If the target does not allow profiling without
3118 a frame pointer, issue an error message.
3119 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3122 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3124 * recog.c (general_operand): Modify last change to allow it if reload
3127 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3129 * recog.c (general_operand): Prohibit nonzero subreg bytes on
3130 subregs containing mem.
3132 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
3134 * regrename.c (regrename_optimize): frame pointer register can
3137 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
3139 * README.DWARF: Move into dwarfout.c.
3141 2001-05-18 Dale Johannesen <dalej@apple.com>
3143 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
3144 specific misuse of r0 as a reload address.
3146 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
3148 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
3151 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3153 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
3154 (add_to_sequence): Make that decision type.
3155 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
3156 (write_switch, write_cond, debug_decision_2): Likewise.
3158 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
3160 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
3163 2001-05-18 Stan Shebs <shebs@apple.com>
3165 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
3166 * configure: Regenerate.
3168 2001-05-18 Per Bothner <per@bothner.com>
3170 Changes needed for java/jvspec.c
3171 * gcc.h (n_infiles, outfiles): Add declarations.
3172 * gcc.c (n_infiles, outfiles): Mske no longer static.
3174 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
3176 * config/pa/som.h (EXCEPTION_SECTION): Define.
3178 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
3180 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
3182 Add have_location_lists, a variable to determine whether we need a
3183 .debug_loc section or not.
3184 (enum dw_val_class): Add dw_val_class_loc_list.
3185 (dw_val_struct): Add val_loc_list.
3186 (dw_loc_list_struct): New structure, represents location lists.
3187 (new_loc_list): New function, return a new location list, given
3188 the range and location expression.
3189 (add_loc_descr_to_loc_list): New function, add a location
3190 expression to a location list, given the expression and range.
3191 (output_loc_list): New function, output a location list.
3192 (gen_internal_sym): Modified to take symbol prefix, so we can
3193 reuse it for location list symbols.
3194 (add_AT_loc_list): New function, add a location list to a DIE at
3195 the named attribute.
3196 (AT_loc_list): New function, return the location list reference
3197 for a given attribute, if it's a location list.
3198 (print_die): Handle dw_val_class_loc_list.
3199 (size_of_die): Ditto.
3200 (value_format): Ditto.
3201 (output_die): Ditto.
3202 (output_location_lists): New function, output all of the location
3203 lists for a DIE and it's children.
3204 (dwarf2out_finish): Call output_location_lists if we have location
3208 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3210 * gcse.c (try_replace_reg): First try global replace, later try to
3211 simplify the expression.
3213 * gcse.c (find_used_regs): Change calling convention; work via
3215 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
3217 2001-05-18 Bernd Schmidt <bernds@redhat.com>
3220 2001-02-09 Nick Clifton <nickc@redhat.com>
3221 * config/arm/arm.md: Change output constraint on post inc
3222 load/store multiple patterns to be a read/write constraint.
3224 2001-05-18 Mark Mitchell <mark@codesourcery.com>
3226 * basic-block.h (struct basic_block_def): Add documentation about
3227 what a basic block is, and what the various fields are used for.
3228 * flow.c (calculate_globlal_regs_live): Add documentation about
3229 how the algorithm works, and how we know that it will terminate.
3230 Check that the the inductive assumption that guarantees
3231 termination actually holds.
3232 (mark_used_regs): Treat conditionally set registers as used.
3233 (debug_regset): Add comment.
3234 * rtl.texi (cond_exec): Add documentation.
3236 * function.c (expand_function_start): Avoid creating BLKmode
3239 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3241 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
3242 DIE, even if it has no children.
3243 (dwarf2out_finish): Always output the line-number table, even if
3246 2001-05-18 David Edelsohn <edelsohn@gnu.org>
3248 * rs6000.md (movsfcc,movdfcc): Remove NE case.
3250 2001-05-17 Bruce Korb <bkorb@gnu.org>
3252 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
3253 * fixinc/genfixes: emit a warning if AutoGen is out of date
3255 2001-05-17 Brendan Conoboy <blc@cygnus.com>
3256 Bruce Korb <bkorb@gnu.org>
3258 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
3259 found in fixinc directory. Facilitates binary distributions.
3261 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
3263 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
3266 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
3268 * dwarf2out.c (modified_type_die): Equate qualified type to die.
3270 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3272 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
3273 (simplify_subreg): Handle complex types represented as CONCAT.
3275 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
3276 * rtl.h (swap_commutative_operands_p): Declare.
3277 * rtlanal.c (swap_commutative_operands_p): New.
3278 (operand_preference): New static function.
3280 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
3281 (gen_binary): Likewise.
3282 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
3283 * simplify-rtx.c (simplify_gen_binary,
3284 simplify_gen_relational): Likewise.
3286 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3288 * cse.c (fold_rtx): Use simplify_subreg.
3290 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
3291 (simplify_gen_subreg): New.
3292 (simplify_rtx): Use simplify_subreg.
3293 * rtl.h (simplify_gen_subreg): Declare.
3295 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3297 * doc/install.texi: Update Solaris information.
3299 * except.h (protect_cleanup_actions): Remove it.
3300 (lang_protect_cleanup_actions): Declare it.
3301 * except.c (protect_cleanup_actions): Remove it.
3302 (lang_protect_cleanup_actions): New variable.
3303 (init_eh): Don't make protect_cleanup_actions a GC root.
3304 (expand_eh_region_and_cleanup): Call
3305 lang_protect_cleanup_actions.
3306 (output_function_exception_table): Remove unused `align'
3308 * varasm.c (assemble_external): Abort if we have not yet
3309 opened the assembly output file.
3311 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
3313 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
3314 for eh_personality_libfunc.
3316 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3318 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
3319 when calling simplify_subreg. This is needed to allow replacing
3320 of expression of one mode by expression of different mode.
3322 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3324 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
3326 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3328 * expr.c (protect_from_queue): Protect against subsequent calls to
3330 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
3333 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3335 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
3337 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3339 * gccbug.in (CATEGORIES): Add "bootstrap".
3341 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3343 * simplify-rtx.c (simplify_subreg): Break out from ...
3344 * combine.c (combine_splify_rtx) ... here and ...
3345 * recog.c (validate_replace_rtx_1): ... here;
3346 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
3347 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
3348 (subreg_lowpart_p): ... here.
3350 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3352 * stmt.c (expand_asm_operands): For inout operands, make sure
3353 the substitution of '=' for '+' makes it into the rtl.
3355 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
3356 (reload_as_needed): Call update_eliminable_offsets a bit later.
3358 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3360 * gcc.texi (gccbug): Refer to the web pages for detailed information
3363 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3365 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
3367 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
3368 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
3369 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
3370 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
3371 * cross-make: Don't set LIBGCC1.
3372 * mklibgcc.in: Delete all code for building from libgcc1.c.
3373 Always honor LIB1ASMFUNCS if set.
3375 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
3376 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
3377 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
3378 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
3379 config/i386/uwin.asm, config/m68hc11/larith.asm,
3380 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
3381 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
3382 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
3383 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
3384 Delete or update references to libgcc1 in commentary.
3386 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
3387 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
3388 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
3389 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
3390 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
3391 config/arm/t-semi, config/arm/t-strongarm-coff,
3392 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
3393 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
3394 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
3395 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
3396 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
3397 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
3398 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
3399 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
3400 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3401 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
3402 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
3403 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
3404 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
3405 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
3406 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
3407 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
3408 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
3409 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
3410 config/mips/t-ultrix, config/mn10200/t-mn10200,
3411 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
3412 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
3413 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
3414 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
3415 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
3416 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
3417 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
3418 config/sparc/t-sparclite, config/sparc/t-splet,
3419 config/sparc/t-sunos41, config/sparc/t-vxsparc,
3420 config/sparc/t-vxsparc64, config/v850/t-v850:
3421 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
3423 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
3424 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
3425 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
3426 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
3427 nongcc_SI_type, nongcc_word_type, or perform_*
3428 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
3430 * config/i386/386bsd.h, config/i386/beos-elf.h,
3431 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3432 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
3433 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
3434 Don't include i386/perform.h.
3436 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
3437 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
3438 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
3439 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
3440 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
3441 config/vax/t-openbsd, config/vax/t-vax: Delete.
3443 * config.gcc: Remove references to deleted files.
3444 (arm-semi-aof): Use arm/t-semi for tmake_file.
3446 * gcc.texi, install.texi, invoke.texi, tm.texi:
3447 Delete or rewrite text which is no longer relevant now that
3448 libgcc1 no longer exists.
3450 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
3451 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
3453 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
3454 Bruce Korb <bkorb@gnu.org>
3456 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
3459 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3461 * i386.md: Add two peepholes to clean up code generated by
3464 2001-05-16 Richard Henderson <rth@redhat.com>
3466 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
3467 variants of non-absolute encodings.
3469 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3471 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
3472 __register_frame_info_table_bases): Export.
3474 2001-05-16 Richard Henderson <rth@redhat.com>
3476 * except.c (eh_data_format_name): Move to ...
3477 * dwarf2asm.c: ... here. Use designated initializers if available.
3478 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
3479 * dwarf2asm.h: Update declarations.
3480 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3481 ASM_PREFERRED_EH_DATA_FORMAT.
3482 (output_call_frame_info): Likewise. Use 'L' augmentation for
3485 * unwind-dw2-fde.h (struct fde_vector): New.
3486 (struct old_object): Rename from struct object.
3487 (struct object): New.
3488 (__register_frame_info_bases): Declare.
3489 (__register_frame_info_table_bases): Declare.
3490 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3491 * unwind-dw2-fde.c (objects): Remove.
3492 (unseen_objects, seen_objects): New.
3493 (__register_frame_info_bases): New.
3494 (__register_frame_info): Use it.
3495 (__register_frame_info_table_bases): New.
3496 (__register_frame_info_table): Use it.
3497 (__deregister_frame_info): Rewrite for changed object struct.
3498 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3499 (fde_unencoded_compare): Rename from fde_compare; uninline.
3500 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3501 (start_fde_sort): Adjust for new definition of fde_vector.
3502 (fde_insert): Likewise.
3503 (end_fde_sort): Likewise. Select comparison function based
3504 on properties of the object.
3505 (fde_split): Take object and fde_compare_t arguments.
3506 (frame_heapsort, fde_merge): Likewise.
3507 (classify_object_over_fdes): Rename from count_fdes. Handle
3508 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3510 (add_fdes): Handle encoded pointers.
3511 (init_object): Rename from frame_init. Update for new struct object.
3512 (linear_search_fdes): Rename from search_fdes. Handle encoded
3514 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3515 (binary_search_single_encoding_fdes): New.
3516 (binary_search_mixed_encoding_fdes): New.
3517 (search_object): New.
3518 (_Unwind_Find_FDE): Update for new struct object. Fill in
3520 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3521 iterating over EH data.
3522 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3523 fde_encoding, lsda_encoding.
3524 (read_uleb128, read_sleb128): Remove.
3525 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3526 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3527 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3529 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3531 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3533 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3534 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3535 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3536 cpp_spell_token, cpp_output_token): Similarly.
3537 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3538 do_pragma_poison, parse_assertion, do_assert): Similarly.
3539 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3540 save_parameter, _cpp_create_definition, check_trad_stringification,
3541 cpp_macro_definition): Similarly.
3542 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3543 * c-lex.c (cb_undef, c_lex): Similarly.
3544 * fix-header.c (recognized_function): Similarly.
3545 * cpplib.h (NODE_LEN, NODE_NAME): New.
3546 (cpp_hashnode): Rename length len.
3548 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3550 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3553 2001-05-16 Andreas Jaeger <aj@suse.de>
3555 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3557 * toplev.c: Include dwarf2asm.h for prototype of
3558 dw2_output_indirect_constants.
3560 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3562 * stmt.c (expand_asm_operands): Be able to offload addressof
3563 expression to memory. (PR optimization/185)
3565 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3567 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3568 applying distributive law.
3570 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3572 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3574 * gthr-dce.h (UNUSED): Attribute unused macro.
3575 (__gthread_key_dtor): Make arguments UNUSED.
3576 (__gthread_key_delete): Revise for compatibility with DRAFT4
3579 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3581 * doc/install.texi: Update AIX information.
3582 * README.RS6000: Remove obsolete file.
3584 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3585 Nathan Sidwell <nathan@codesourcery.com>
3587 * gcc.c (give_switch): Don't write before start of string.
3588 Always append suffix.
3590 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3592 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3595 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3597 * README.ALTOS: Remove obsolete file.
3599 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3601 * c-lex.h (save_and_forget_protocol_qualifiers,
3602 forget_protocol_qualifiers, remember_protocol_qualifiers):
3603 Remove deleted functions' prototypes.
3605 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3607 * c-parse.in (methodtype): New production.
3608 (methoddef, methodproto): Collapse separate '-' and '+'
3611 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3613 * c-common.h (RID_FIRST_PQ): New.
3614 * c-parse.in (objc_pq_context): New.
3615 (objc parser): Set objc_pq_context rather than calling
3616 remember_protocol_qualifiers and forget_protocol_qualifiers.
3617 Don't call save_and_forget_protocol_qualifiers.
3618 (yylexname): Handle objc protocol qualifiers here.
3619 * stringpool.c (struct str_header): Replace with sp_hashnode.
3620 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3621 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3622 Allocate an IDENTIFIER_NODE for each identifier.
3623 (FORALL_STRINGS, set_identifier): Delete.
3624 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3625 (ggc_alloc_string): Use an obstack.
3626 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3627 * tree.h: Update comments.
3628 (set_identifier): Delete.
3629 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3630 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3631 remember_protocol_qualifiers): Delete.
3633 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3635 * flow.c (life_analysis): After life analysis is complete, do
3636 an optional scan over insns looking for REG_LABEL notes that
3637 reference a deleted label.
3638 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3639 before peeking at LABEL_NUSES.
3641 2001-05-15 Richard Henderson <rth@redhat.com>
3643 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3644 (_Unwind_GetTextRelBase): New.
3646 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3648 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3650 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3652 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3653 so that CHOOSE_SECTION gets used.
3655 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3656 TARGET_RELOCATABLE like flag_pic for now.
3658 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3660 * rs6000.md (movdi splitter): Sign extend more efficiently.
3661 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3662 to "long long" valid on 32-bit and 64-bit hosts.
3663 (logical_operand): Cast trunc_int_for_mode return value.
3664 (rs6000_emit_move): Shift macro to encapsulate variable.
3665 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3666 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3667 plus_constant requires signed argument.
3669 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3671 * gthr-posix.h: Make additional pthread-* functions weak.
3673 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3675 * recog.c (apply_change_group): Avoid unneeded validating.
3677 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3679 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3680 (num_insns_constant): CONST_INT can be 64-bits.
3682 2001-05-14 Stan Shebs <shebs@apple.com>
3684 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3685 (LIBGCC_SPEC): Don't define.
3687 2001-05-14 Richard Henderson <rth@redhat.com>
3689 * configure.in (gcc_cv_as_eh_frame): New test.
3690 * config.in, configure: Rebuild.
3691 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3693 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3695 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3696 extended precision divide.
3698 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3700 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3701 for RETURNS as well.
3703 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3705 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3706 (CPP_CPU??_SIZE_TYPE): New.
3707 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3708 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3709 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3710 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3712 * i386.c (override_options): Add sorry about not suported modes.
3714 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3716 * config/pa/som.h (NM_FLAGS): Remove.
3717 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3718 (ASM_OUTPUT_SECTION_NAME): Remove.
3719 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3721 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3723 * regrename.c (regrename_optimize): Do not rename registers to
3726 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3728 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3729 contain MEMs. Remove useless distinction about clobbering
3732 2001-05-13 Geoff Keating <geoffk@redhat.com>
3734 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3735 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3736 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3737 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3738 (EXCEPTION_SECTION): Define.
3740 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3742 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3743 binary backward compat only.
3744 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3745 in LIB2FUNCS. Pass it to mklibgcc.
3746 * mklibgcc.in: Handle LIB2FUNCS_ST.
3748 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3750 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3752 * tm.texi (THREAD_MODEL_SPEC): Document it.
3753 * gcc.c (main): Use it.
3754 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3755 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3757 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3759 * rtl.h (SYMBOL_REF_WEAK): New macro.
3760 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3761 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3762 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3763 * gcc.texi: Remove wrong description.
3765 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3767 * Makefile.in (STAMP): New macro.
3768 Replace all uses of `touch' with $(STAMP).
3769 * fixinc/Makefile.in: Likewise.
3771 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3773 * configure.in: ldopen is never in -lexc, so don't test for it.
3774 Add test for exc_resume in -lexc for Ada.
3775 * configure: Regenerated.
3777 2001-05-12 Richard Henderson <rth@redhat.com>
3779 * dwarf2asm.c (size_of_encoded_value): New function.
3780 * dwarf2asm.h: Declare it.
3781 * except.c (output_function_exception_table): Align the TType
3782 array only as wide as the encoding.
3784 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3786 * extend.texi: Document #pragma GCC java_exceptions.
3788 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3790 * c-parse.in (bison parser, init_reswords): Remove uses of
3792 * c-tree.h (doing_objc_thang): Remove.
3794 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3796 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3797 about files not ending in newlines.
3799 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3801 * dwarfout.c (dwarfout_init): Add cast.
3802 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3803 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3805 * method.c (build_mangled_C99_name): Remove unused prototype.
3807 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3809 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3811 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3813 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3814 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3816 2001-05-11 Richard Henderson <rth@redhat.com>
3818 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3819 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3820 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3821 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3822 (dw2_output_indirect_constants): Prototype.
3823 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3824 current_function_func_begin_label if we'll need it for EH. Exit
3825 early for IA64_UNWIND_INFO.
3826 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3827 (eh_data_format_name): Update for indirect references.
3828 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3829 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3830 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3831 define HAVE_eh_return etc.
3832 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3833 (final_end_function): Don't call output_function_exception_table.
3834 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3835 (rest_of_compilation): Invoke output_function_exception_table
3836 for ia64 before assemble_end_function.
3837 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3838 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3840 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3841 * unwind.h: Declare them.
3842 * libgcc-std.ver: Export them.
3843 * unwind-pe.h: New file.
3845 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3847 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3849 (find_fde_for_dso): Extract DT_PLTGOT.
3850 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3851 the segment and gp as well.
3852 * config/ia64/frame-ia64.c: Remove file.
3853 * config/ia64/frame-ia64.h: Remove file.
3854 * config/ia64/unwind-ia64.c: New file.
3855 * config/ia64/unwind-ia64.h: New file.
3856 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3857 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3858 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3859 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3860 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3861 (IA64_UNWIND_INFO): Re-enable.
3862 (HANDLER_SECTION): Remove.
3863 (EH_RETURN_DATA_REGNO): New.
3864 * config/ia64/ia64.md (exception_receiver): Remove.
3865 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3866 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3868 2001-05-11 Richard Henderson <rth@redhat.com>
3870 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3871 calls and jumps to be bundled together.
3872 (ia64_reorg): Emit a break after a noreturn call that ends
3874 * config/ia64/ia64.md (break_f): New.
3876 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3878 * c-lex.c (lex_charconst): Convert into a simple wrapper
3879 around cpp_interpret_charconst, to which most of the code
3881 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3882 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3883 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3884 (lex): Use cpp_interpret_charconst.
3885 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3886 hex_digit_value): New functions.
3887 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3888 * cpplib.h (cpp_interpret_charconst): New prototype.
3889 * Makefile.in: Update.
3891 2001-05-12 Dean Wakerley <dean@wakerley.com>
3893 * doc/install.texi: New file. Converted to texinfo from the HTML
3894 documentation in wwwdocs/htdocs/install.
3896 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3898 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3899 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3901 * toplev.c (compile_file): Move comment for opening output
3902 file to just before the code that opens the output file.
3904 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3906 * regmove.c (regmove_optimize): Suppress the optimization for
3907 unchanging destination register. Add comment above function.
3909 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3911 * Makefile.in: Exterminate all references to assert.h.
3912 * cross-make: Likewise.
3914 * configure.in: Correct commentary.
3915 * configure: Regenerate.
3917 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3920 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3921 config/t-netbsd, config/t-rtems, config/x-linux,
3922 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3923 No need to override INSTALL_ASSERT_H.
3925 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3926 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3927 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3929 2001-05-11 Graham Stott <grahams@redhat.com>
3931 * combine.c (simplify_comparison): Fix typo.
3933 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3935 * loop.h (struct movables): Remove `num'.
3936 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3937 Adjust call to strength_reduce.
3938 (num_unmoved_movables): New function.
3939 (move_movables): Don't set movables->num.
3940 (strength_reduce): Compute the number of instructions in the loop
3941 here, rather than in the caller.
3942 (check_dbra_loop): Always clear reversible_mem_store if there
3943 are any memory sets.
3944 (loop_regs_scan): Don't count instructions here.
3945 (count_insn_in_loop): New function.
3947 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3949 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3951 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3953 * c-common.c (finish_label_expr): New function, lifted from
3954 from cp/semantics.c.
3955 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3956 * c-parse.in: Move 3 blocks of parser code into new functions.
3957 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3958 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3959 (lookup_label): Remove.
3961 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3963 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3964 FLOAT_BIT_ORDER_MISMATCH.
3966 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3968 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3969 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3971 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3973 * expr.c (emit_group_load): extract_bit_field requires a REG or
3976 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3978 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3979 a computed jump into an unconditional jump.
3980 In second hunk of code for collapsing computed and conditional jumps
3981 into unconditional jumps, reemit the jump in additional cases.
3983 * jump.c (jump_optimize_1): Do not wrap the new jump target
3984 inside a LABEL_REF; gen_jump will do that automatically.
3986 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3988 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3989 contents for a SYMBOL_REF in case of floating point constants.
3991 2001-05-10 DJ Delorie <dj@redhat.com>
3993 * c-common.c (combine_strings): Widen strings in a
3994 host-endian-independent way.
3996 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3998 * c-parse.in: Remove many shift/reduce conflicts. Update
4000 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
4001 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
4002 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
4003 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
4004 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
4005 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
4006 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
4007 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
4008 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
4009 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
4010 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
4011 typespec_reserved_nonattr, typespec_reserved_attr,
4012 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
4013 structsp_nonattr, components_notype, component_notype_declarator,
4014 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
4015 firstparm, setspecs_fp): New
4016 (typed_declspecs, reserved_declspecs, typed_typespecs,
4017 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
4018 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
4019 declmods_no_prefix_attr, nonempty_type_quals, structsp,
4020 type_quals): Remove. Users updated.
4021 (initdecls, notype_initdecls, after_type_declarator,
4022 parm_declarator, notype_declarator, absdcl1, components, ivars):
4023 Don't allow attributes at the start of a declarator; include them
4024 in the production containing the declarator instead. Always
4025 require type specifiers before trying to redeclare a typedef name.
4026 (typename): Allow for attributes but warn that they are ignored.
4027 (parmlist, firstparm, setspecs_fp): Include attributes in
4028 parmlist; suck them off the parser stack in firstparm using
4031 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
4033 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
4034 to determine if a block has an unconditional jump at its end.
4036 * jump.c (jump_optimize_1): When converting a conditional jump
4037 to an unconditional jump, build the jump using gen_jump instead
4038 of just modify operands in-place.
4040 2001-05-09 Zack Weinberg <zackw@stanford.edu>
4042 * cppinit.c (cpp_post_options): Shut off macro expansion if
4044 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
4045 IN_I directives only if the # is in column 1 and the directive
4046 name begins in column 2.
4047 * cppmain.c (scan_buffer): Insert a space between # and an
4048 identifier, when that identifier is a directive name.
4050 * tradcpp.c (struct file_buf): Add a pointer to the next entry
4051 in the header search path.
4052 (enum node_type): Add T_INCLUDE_NEXT.
4053 (directive_table): Add entry for include_next.
4054 (do_include_next): New function.
4055 (process_include): New routine, broken out of do_include.
4056 (finclude): Insert 'nhd' argument, to be copied into
4057 next_header_dir of the new buffer.
4058 (main): Adjust to match.
4059 * gsyslimits.h, limity.h: Un-indent #include_next.
4061 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
4063 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
4064 inclusion as a chapter of the GCC manual.
4065 * gcc.texi: Include objc.texi.
4066 * fdl.texi: Use @unnumberedsec for the addendum.
4067 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
4069 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4071 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
4073 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
4075 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
4076 handling of two-address insns.
4078 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
4080 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
4081 ../binutils/nm-new instead of ../binutils/nm.
4083 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4085 * i386.md (movdi splitter): Fix the splitting condition
4086 (float_extenddftf splitter): Fix mode.
4088 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4090 * genrecog.c (write_switch): Avoid outputting of switch for
4091 types wider than int.
4093 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
4095 * reload1.c (copy_eh_notes): New function.
4096 (emit_input_reload_insns): Call it.
4097 (emit_output_reload_insns): Call it.
4099 2001-05-07 Zack Weinberg <zackw@stanford.edu>
4101 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
4103 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
4104 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
4106 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
4108 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
4110 * pa.md (interspace_jump): Revise comment.
4111 (builtin_longjmp): Block initial setup insns from delay slot of
4113 (builtin_setjmp_receiver): New expander to save and restore PIC
4116 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
4118 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
4120 * toplev.c (compile_file): Set up the output file before we call
4121 the various initializers for the compiler.
4123 * except.c (sjlj_mark_call_sites): Do not search for assignments to
4124 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
4126 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
4127 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
4129 2001-05-06 Zack Weinberg <zackw@stanford.edu>
4131 * Makefile.in (tradcpp0): Correct typo in dependency list.
4133 2001-05-06 Geoff Keating <geoffk@redhat.com>
4135 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
4136 the link register if we're not going to use it.
4138 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
4139 (output_function_profiler): Likewise.
4141 2001-05-07 Alan Modra <amodra@one.net.au>
4143 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
4145 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
4147 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
4148 zero-extend it. Make abs_inc unsigned.
4150 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
4151 widest mode in narrowing and widening operations.
4153 * config/mips/mips.md: Sign extend CONST_INTs.
4155 2001-05-06 Andreas Jaeger <aj@suse.de>
4157 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
4158 (i386 Options): Document -momit-leaf-frame-pointer.
4160 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4162 * c-typeck.c (internal_build_compound_expr): Check for
4163 array to pointer conversion just once.
4165 2001-05-05 Richard Henderson <rth@redhat.com>
4167 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
4169 2001-05-05 Richard Henderson <rth@redhat.com>
4171 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
4172 to the parent of the fixup region.
4174 2001-05-05 Jakub Jelinek <jakub@redhat.com>
4176 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
4178 * cpp.texi (__NO_INLINE): Document it.
4180 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4182 * cppfiles.c (struct include_file): New member err_no.
4183 (find_or_create_entry): Set it.
4184 (open_file): Don't set fds to -2. Instead, use err_no to
4185 remember previous errors, if any.
4187 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4189 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
4190 between X and Y by using sequences of xgdx and xgdy.
4192 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4194 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
4195 of '!' for the 'D' alternative ('!' is too strong).
4196 ("*logicalsi3_silshl16"): Likewise.
4197 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
4198 ("movstrictsi"): Remove spurious '+'.
4199 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
4200 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
4201 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
4204 2001-05-04 David Edelsohn <edelsohn@gnu.org>
4206 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
4208 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
4210 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
4213 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4215 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
4218 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4220 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
4221 soft register, use ror instead of rol.
4223 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4225 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
4226 into account pre/post increment decrement for 68HC12.
4227 Fix other problems in replacement and fix call to reg_mentioned_p.
4229 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4231 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
4232 Put the soft registers in bss for 68HC12.
4233 (L_regs_d3_4): New for _.d3 and _.d4.
4234 (L_regs_d5_6): Likewise.
4235 (L_regs_d1_2): Likewise.
4236 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
4238 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4240 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
4241 to the pre-processor when -fshort-double is specified.
4242 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
4244 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4246 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
4247 (__mulsi3): Rewrite for 68HC12.
4248 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
4249 Mark 'x' constraint with earlyclobber to prevent a
4250 RELOAD_FOR_OTHER_ADDRESS to go in it.
4251 (mulhi3_m68hc12): New pattern.
4252 (mulhi3_m68hc11): Rename of mulhi3.
4253 (mulhi3): New expand for 68HC12 optimisation.
4254 (umulhisi3, mulhisi3): New patterns for 68HC12.
4256 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4258 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
4259 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
4260 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
4262 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4264 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
4265 constants cheap after reload.
4266 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
4268 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
4269 so that gcc prefers a shift by 16.
4270 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
4272 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
4274 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
4276 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4278 * alpha.h: NULL_PTR -> NULL.
4285 * i386.md: Likewise.
4288 * m68hc11.h: Likewise.
4289 * rs6000.h: Likewise.
4292 * sparc.h: Likewise.
4296 * final.c: Likewise.
4298 * recog.c: Likewise.
4300 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4302 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
4303 `bool' parameter to `int'.
4305 * hash.c (hash_lookup): Likewise.
4307 * hash.h (hash_lookup): Likewise.
4309 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
4311 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4313 * i386.c (x86_initialize_trampoline): Fix mode of constant.
4315 2001-05-03 Geoff Keating <geoffk@redhat.com>
4317 * invoke.texi (i386 Options): Delete references to -malign-jumps,
4318 -malign-loops, -malign-functions.
4319 * i386.c (ix86_align_funcs): Delete.
4320 (ix86_align_loops): Delete.
4321 (ix86_align_jumps): Delete.
4322 (override_options): Mark -malign-* as obsolete. Emulate their
4323 behaviour with the -falign-* options. Default -falign-* from
4324 the processor table.
4325 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
4326 patch of Wed May 2 13:09:36 2001.
4327 (LOOP_ALIGN): Delete.
4328 (LOOP_ALIGN_MAX_SKIP): Delete.
4329 (LABEL_ALIGN_AFTER_BARRIER): Delete.
4330 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
4332 2001-05-04 Andreas Jaeger <aj@suse.de>
4334 * except.h: Add prototype declaration for
4335 expand_builtin_init_dwarf_reg_sizes.
4337 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
4339 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
4341 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4343 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
4345 ("bitcmpqi2"): New pattern for bit-extract and test.
4346 ("bitcmphi"): New pattern for bitb/bita instructions.
4348 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4350 * gccbug.in: Use a temporary directory when the mktemp command is
4353 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4355 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
4357 (INITIALIZE_TRAMPOLINE): Call it.
4358 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
4359 (TRAMPOLINE_TEMPLATE): Remove.
4360 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
4361 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
4364 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4366 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
4367 and crtendS.o with PIC.
4369 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4371 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
4373 (___subdi3, ___adddi3): Use x instead of y as index register.
4374 (__init_bss_section, __map_data_section): Optimize for 68HC12.
4375 (__memset, __memcpy): Likewise.
4376 (regs): Put the soft registers in bss for 68HC12.
4377 (abort): Use trap to abort for 68hc12.
4378 (__mulhi3, __mulhi32): Use emul for 68hc12.
4379 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
4381 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4383 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
4384 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
4385 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
4386 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
4387 Set 68HC12 min offset to -65536.
4388 (print_operand): Put parenthesis arround the operand if it refers
4389 to a symbol having the same name as a register.
4390 (m68hc11_z_replacement): When z register is replaced by its
4391 equivalent soft register, force the insn to be re-recognized.
4392 (m68hc11_check_z_replacement): Fix the test when destination is
4393 the index register and z dies in the insn.
4394 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
4396 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4398 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
4399 costs according to processor variant.
4400 (m68hc11_shift_cost): New function to compute shift costs.
4401 (m68hc11_rtx_costs): Define costs according to processor variant.
4402 (m6811_cost): Costs for 68HC11.
4403 (m6812_cost): Costs for 68HC12.
4404 (COSTS_N_INSNS): Remove.
4406 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
4407 (DEFAULT_RTX_COSTS): Remove.
4408 (CONST_COSTS): Define costs according to OUTER_CODE.
4409 (processor_costs): New struct to define costs.
4410 (m68hc11_cost): Pointer to current costs.
4412 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4414 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
4415 and use m68hc11_notice_keep_cc when using leax/leay.
4416 (addhi3 split): Reject split if the insn is handled by
4418 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
4419 push must be handled in a special way if the source operand uses
4420 sp as index register.
4421 (m68hc11_notice_keep_cc): New function.
4422 (m68hc11_gen_movhi): Use it when an insn changes a register but
4424 (m68hc11_gen_movqi): Fix move for 68HC12.
4425 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
4427 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4429 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4430 and don't pass operands[0] to emit_library_call_value.
4432 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4434 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4435 (zero_extendsi split): Simplify and use (zero_extendhi).
4436 (*addhi3): Remove 'w' constraint since stack pointer is handled
4438 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4439 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4440 (*ashrhi3_const): Fix shift by 7.
4441 (*lshrsi3_const16): Fix template.
4442 (call, call_value): Fix constraint and predicate.
4444 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4446 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4447 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4448 (CC_REGNUM): Likewise.
4449 (*unnamed splits): Use above constants instead of hard coded numbers.
4450 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4451 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4452 (*return_16bit, *unnamed peepholes): Likewise.
4454 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4456 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
4457 rs6000/rs6000.h twice.
4459 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
4461 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
4462 (CPP_SPEC): Conditionally define MSDOS and GO32.
4463 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
4464 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
4466 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
4468 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4470 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
4472 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4474 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4475 * integrate.c (expand_inline_function): Use xcalloc to allocate
4477 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4480 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4482 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4485 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4487 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
4488 linker if -mrelax is given.
4489 (TARGET_SWITCHES): Document -mrelax.
4491 Re-installed 2001-01-09's patch:
4492 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4493 if it's wider than long and the target's long is wider than the
4496 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4498 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4499 directly include rs6000/rs6000.h. Instead do it in tm.h.
4501 2001-05-02 Stan Shebs <shebs@apple.com>
4503 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4504 NSConstantString for NeXT-style runtimes.
4505 (STRING_OBJECT_GLOBAL_NAME): New macro.
4506 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4507 OCTI_STRING_CLASS_DECL.
4508 (constant_string_global_id): New macro.
4509 (string_class_decl): Ditto.
4510 (setup_string_decl): New function.
4511 (build_objc_string_object): Use it to build a NeXT runtime
4512 compatible string initializer.
4514 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4516 * tradcpp.c (do_define): Make sure we don't walk past limit.
4518 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4520 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4521 offsets if not REG_OK_STRICT.
4523 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4524 (INT_REG_OK_FOR_INDEX_P): Likewise.
4525 (INT_REG_OK_FOR_BASE_P): Likewise.
4526 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4527 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4528 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4529 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4530 REG_OK_FOR_BASE_P. Take an additional parameter.
4531 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4532 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4533 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4534 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4535 rs6000_legitimate_address() and use it.
4536 * config/rs6000/rs6000.c: Update all callers.
4537 (rs6000_legitimate_address): New function.
4539 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4541 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4542 special_constant conditional blocks together.
4544 2001-05-02 Dale Johannesen <dalej@apple.com>
4546 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4548 (STRICT_ARGUMENT_NAMING): Define.
4549 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4550 function_arg_partial_nregs, setup_incoming_varargs): Remove
4551 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4554 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4556 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4558 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4561 * expr.c (store_field): Do nothing except elaborate side-effects if
4564 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4566 * c-lex.c: NULL_PTR -> NULL.
4568 * emit-rtl.c: Likewise.
4570 * genpeep.c: Likewise.
4572 * mips-tdump.c: Likewise.
4573 * reload1.c: Likewise.
4574 * rtlanal.c: Likewise.
4576 * stor-layout.c: Likewise.
4577 * toplev.c: Likewise.
4579 2001-05-01 Per Bothner <per@bothner.com>
4581 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4582 call do_pending_stack_adjust before emiting label.
4584 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4586 * extend.texi: Fix typo.
4588 2001-05-01 Stan Shebs <shebs@apple.com>
4590 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4591 of UOBJC_MODULES_decl.
4592 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4593 (generate_descriptor_table): Ditto.
4594 (generate_protocols): Ditto.
4595 (generate_protocol_list): Ditto.
4596 (generate_classref_translation_entry): Ditto.
4598 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4600 * invoke.texi (Optimize Options): Add documentation for `--param
4601 max-delay-slot-insn-search' and `--param
4602 max-delay-slot-live-search' and reorder --param section.
4603 * params.def: Modify initial comment.
4604 * params.h (param_info): Add `help' member.
4605 * toplev.c (lang_independent_params): Include `help' description.
4606 (display_help): Print --param parameters.
4608 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4610 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4611 Remove references to deleted files.
4612 (*-*-openbsd): No need to override xmake_file.
4613 (*-*-sysv4): Treat like *-*-sysv.
4615 * configure.in: Probe for ldopen in various places, and set up
4616 collect2 to be linked with them if found.
4617 Don't dink with Windows registry stuff unless $host_os is a
4618 Win32 os name. Check to see if we need -ladvapi32.
4619 * configure: Regenerate.
4621 * Makefile: Get rid of CLIB and HOST_CLIB.
4622 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4623 * build-make: Get rid of HOST_CLIB.
4625 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4626 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4627 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4628 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4629 config/rs6000/x-rs6000: Delete.
4631 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4634 24 x-host fragments remain, 0 x-cpu, 3 top level.
4636 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4638 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4639 * configure: Regenerate.
4641 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4643 * Makefile.in (install-headers): Remove redundant dependency.
4645 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4647 * c-tree.texi (USING_STMT): Document.
4649 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4651 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4652 * c-common.c: Likewise.
4653 * c-decl.c: Likewise.
4654 * combine.c: Likewise.
4655 * rs6000.c: Likewise.
4656 * except.c: Likewise.
4657 * explow.c: Likewise.
4659 * fold-const.c: Likewise.
4660 * function.c: Likewise.
4663 * integrate.c: Likewise.
4665 * objc/objc-act.c: Likewise.
4666 * recog.c: Likewise.
4667 * reg-stack.c: Likewise.
4668 * reload.c: Likewise.
4669 * reload1.c: Likewise.
4670 * simplify-rtx.c: Likewise.
4672 * varasm.c: Likewise.
4674 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4676 * diagnostic.def: New file.
4677 * diagnostic.h (diagnostic_t): New enum.
4678 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4680 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4682 * tsystem.h: Test only POSIX for availability of string.h
4684 * config.gcc (all systems): If USG appeared in xm_defines,
4685 change it to POSIX. If both USG and POSIX appeared, just
4686 delete USG. Remove unnecessary quotes around xm_defines
4688 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4689 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4690 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4691 powerpc-*-linux*): No need to set xm_defines - handled by
4692 global settings for *-*-linux*.
4694 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4696 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4697 Always include gstab.h, not system stab.h. Don't provide
4698 default definitions of N_CATCH or N_OPT. Always use the
4699 gstab.h variant of STAB_CODE_TYPE.
4700 * final.c: Don't include stab.h/gstab.h at all, or provide
4701 defaults for N_SLINE and N_SOL.
4703 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4704 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4706 * sdbout.c: Always include gsyms.h instead of system syms.h.
4708 * configure.in: No need to check for stab.h.
4709 * configure, config.in: Regenerate.
4710 * Makefile.in (final.o): Don't depend on gstab.h.
4712 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4713 Richard Henderson <rth@redhat.com>
4715 * extend.texi: Improve documentation of volatile asms.
4717 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4719 * c-tree.texi: Fix thinko.
4720 * gcc.texi: Likewise.
4722 2001-04-30 Richard Henderson <rth@redhat.com>
4724 * c-common.c (c_promoting_integer_type_p): New function, from the
4725 corpse of old macro. Properly promote too-small enumerations and
4726 booleans. Adjust all callers.
4727 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4728 (c_promoting_integer_type_p): Declare.
4729 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4730 * c-typeck.c: Likewise.
4731 (default_conversion): Remove now redundant boolean check.
4733 2001-04-30 Jan Hubicka <jh@suse.cz>
4734 Richard Henderson <rth@redhat.com>
4736 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4738 (combine_stack_adjustments_for_block): Don't combine stack
4739 allocation followed by deallocations. Handle grow-up stacks.
4741 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4743 * fdl.texi: New file.
4744 * c-tree.texi: Use the GFDL.
4745 * gcc.texi: Likewise.
4747 2001-04-30 Stan Shebs <shebs@apple.com>
4749 * invoke.texi: Add a section documenting Objective-C options.
4751 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4753 * emit-rtl.c (try_split): Copy EH notes to sequence.
4755 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4757 * regmove.c (record_stack_memrefs): Catch all references to the
4760 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4762 * Makefile.in (stmp-fixinc): quote shell assignment values
4764 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4766 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4770 * prefix.c: Likewise.
4772 2001-04-28 Stan Shebs <shebs@apple.com>
4774 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4775 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4776 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4777 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4779 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4780 (NEXT_OBJC_RUNTIME): Define.
4782 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4784 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4785 * simplify-rtx.c (simplify_gen_relational): Likewise.
4787 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4789 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4790 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4792 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4793 registers in SSE case; fix handling of the immediates.
4794 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4795 operands to be in regsiters before reload.
4796 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4797 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4798 (abstf,absxf,negtf,negxf splitters): Compute
4799 properly the regnum for x86_64.
4800 (avsdf2_if_rex64): New.
4802 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4804 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4805 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4806 into the constant pool.
4807 * jump.c (jump_optimize_1): Remove barrier successors after all
4808 the LABEL_NUSES counds have been computed.
4809 (delete_barrier_successors): When deleting a tablejump insn, also
4810 delete the jump table it uses.
4811 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4814 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4816 * pa.c (FRP): Remove erroneous white space in macro definition.
4818 2001-04-28 Andreas Jaeger <aj@suse.de>
4820 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4822 * extend.texi: Likewise.
4823 * tm.texi: Likewise.
4825 2001-04-28 Andreas Jaeger <aj@suse.de>
4827 * md.texi: Use XX-bit instead of XXbit or XX bit where
4830 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4832 * gcc.c (process_command): Allow -l lib in addition to -llib
4833 for POSIX compliance. This fixes PR c/2347.
4835 * invoke.texi: Update section on Link Options accordingly.
4837 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4839 * function.c (purge_addressof_1): Remove the duplicate
4840 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4843 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4845 * except.c (expand_eh_region_start): Don't start a new block.
4846 (expand_eh_region_end): Don't end a block.
4847 * stmt.c (expand_end_bindings): Don't end EH blocks.
4848 (expand_decl_cleanup): Starting an EH region won't change the block.
4849 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4850 (is_eh_region): Lose.
4853 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4855 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4857 * collect2.c (main): Add `-L' case to remove duplicate entries.
4858 (is_in_args): New function to check for a duplicate argument.
4859 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4860 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4861 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4862 Define to be nonzero.
4864 2001-04-27 Andreas Jaeger <aj@suse.de>
4865 Richard Henderson <rth@redhat.com>
4867 * md.texi (Machine Constraints): Document additional i386
4868 constraints and fix description of "A".
4870 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4872 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4874 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4876 * except.c (get_exception_filter): word_mode, not Pmode.
4878 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4880 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4881 common to other movsf patterns. Move up so that in future
4882 people who change the other patterns will change it too.
4883 (movsf_lo_sum): Allow even for soft-float; add appropriate
4885 (movsf_high): Likewise.
4886 (movsf_high+1): Allow even for soft-float.
4888 * function.c (expand_function_end): Always clobber the
4889 return registers, even if there is no return label.
4891 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4893 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4895 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4897 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4898 (pushqi2_rex64, pushhi2_rex64): Add.
4900 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4902 * except.c (expand_eh_region_end_cleanup): Force pending stack
4903 adjust before emitting label that branches around cleanup code.
4905 2001-04-26 H.J. Lu (hjl@gnu.org)
4907 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4909 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4911 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4912 (ASM_OUTPUT_SECTION_NAME): Likewise.
4913 (ASM_WEAKEN_LABEL): Likewise.
4914 (UNIQUE_SECTION): Likewise.
4915 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4916 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4917 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4918 (ASM_OUTPUT_SECTION_NAME): Likewise.
4919 (ASM_WEAKEN_LABEL): Likewise.
4920 (UNIQUE_SECTION): Likewise.
4921 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4922 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4923 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4924 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4925 (ASM_FILE_START): Likewise.
4926 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4927 (ASM_DECLARE_OBJECT_NAME): Likewise.
4928 (ASM_FILE_END): Likewise.
4929 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4930 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4931 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4932 (ASM_OUTPUT_CASE_LABEL): Likewise.
4933 (ASM_OUTPUT_SKIP): Likewise.
4934 (ASM_OUTPUT_ASCII): Likewise.
4935 (ASM_OUTPUT_IDENT): Likewise.
4936 (READONLY_DATA_SECTION): Likewise.
4937 (EXTRA_SECTIONS): Likewise.
4938 (EXTRA_SECTION_FUNCTIONS): Likewise.
4939 (SELECT_RTX_SECTION): Likewise.
4940 (SELECT_SECTION): Likewise.
4942 * config/mips/linux.h (INVOKE__main): Undefine.
4943 (CTOR_LIST_BEGIN): Likewise.
4944 (CTOR_LIST_END): Likewise.
4945 (DTOR_LIST_BEGIN): Likewise.
4946 (DTOR_LIST_END): Likewise.
4947 (SET_ASM_OP): Defined it to ".dummy".
4948 (ASM_OUTPUT_DEF): Defined.
4949 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4951 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4953 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4954 assembler supports .p2align.
4956 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4958 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4960 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4962 * integrate.c (expand_inline_function): Check for error_mark_node
4965 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4967 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4970 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4972 * configure.in (configargs.h): Define thread_model.
4973 * configure: Rebuilt.
4974 * gcc.c (main): Print it with -v.
4976 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4978 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4979 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4980 * gcc.1: Regenerate.
4982 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4984 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4985 is_redundant_typedef): Use static inline instead of inline static.
4987 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4989 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4990 this directory is always searched.
4992 2001-04-25 Richard Henderson <rth@redhat.com>
4994 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4995 of registers to restore along non eh_return path.
4997 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4999 * c-format.c (check_format_info_recurse): Handle
5000 PLUS_EXPR for format string.
5002 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5004 * config/ia64/ia64.h (CC1_SPEC): Define.
5005 * config/ia64/linux.h (CC1_SPEC): Define.
5007 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
5009 * emit-rtl.c (constant_subword): Also do sign extension in
5010 BITS_PER_WORD == 16 case.
5012 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
5014 * loop.c (try_swap_copy_prop): Go back to checking insn.
5016 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5018 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
5019 if check_mode is non-zero.
5021 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5023 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
5024 out and comparison sequence has been detected, put result into
5025 proper temporary pseudo.
5027 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5029 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
5030 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
5031 * libgcc2.c: Remove __dummy and __builtin_saveregs.
5032 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
5033 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
5034 for future reference.
5036 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
5038 * except.c (reachable_handlers): Step out one level from a RESX.
5040 * except.c (struct eh_region): Rename 'last' to 'resume'.
5041 (mark_eh_region, duplicate_eh_region_1): Adjust.
5042 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
5043 (build_post_landing_pads): Likewise.
5044 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
5045 (expand_eh_region_end_must_not_throw): Likewise.
5046 (connect_post_landing_pads): Thread (only) regions with non-deleted
5049 * except.c (expand_eh_region_end_cleanup): Save the EH return data
5050 registers around the cleanup.
5051 (get_exception_filter): New fn.
5052 (finish_eh_generation): Use it.
5054 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
5056 * c-semantics.c (add_scope_stmt): Don't call
5057 current_scope_stmt_stack multiple times.
5059 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5060 Nathan Sidwell <nathan@codesourcery.com>
5062 Lazy __FUNCTION__ generation.
5063 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
5064 RID_C99_FUNCTION_NAME): New _RIDs.
5065 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
5066 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
5067 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
5069 (function_id_node, pretty_function_id_node, func_id_node): Remove.
5070 (c99_function_name_decl_node, function_name_decl_node,
5071 pretty_function_name_decl_node, saved_function_name_decls):
5073 (struct language_function): Remove x_function_name_declared_p.
5074 (make_fname_decl): Remove a parameter.
5075 (declare_function_names): Remove prototype.
5076 (start_fname_decls, finish_fname_decls): Prototype.
5077 (fname_as_string): Likewise.
5078 (fname_string, fname_decl): Likewise.
5079 * c-common.c (make_fname_decl): Adjust.
5080 (struct fname_var_t): New struct.
5081 (fname_vars): New static array.
5082 (declare_function_name): Remove.
5083 (start_fname_decls, finish_fname_decls): New functions.
5084 (fname_as_string): New function from remnants of
5085 declare_function_name.
5086 (fname_string, fname_decl): New functions.
5088 * c-decl.c (c_function_name_declared_p): Remove.
5089 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
5090 don't call declare_function_name. Call start_fname_decls.
5091 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
5092 clobber the line number. Call finish_decl.
5093 (start_function): Call start_fname_decls.
5094 (finish_function): Call finish_fname_decls.
5095 Remove c_function_name_declared_p.
5096 (push_c_function_context): Don't push c_function_name_declared_p.
5097 (pop_c_function_context): Don't pop c_function_name_declared_p.
5098 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
5099 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
5100 (program): Call finish_fname_decls for C.
5101 (primary): Add VAR_FUNC_NAME.
5102 (reswords): Add slots for __FUNCTION__ et al.
5103 (rid_to_yy): Add mappings for __FUNCTION__ et al.
5104 (yylexname): If it's a STRING_FUNC_NAME generate the function name
5105 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
5106 * c-semantics.c (prune_unused_decls): Remove.
5107 (finish_stmt_tree): Don't call prune_unused_decls.
5108 (genrtl_decl_stmt): Don't prune unused decls here.
5110 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
5112 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
5113 constant pool, use the pool's SYMBOL_REF instead.
5115 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
5118 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
5120 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
5121 passing nested NOP_EXPRs to fold.
5123 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
5125 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
5127 2001-04-22 Mark Mitchell <mark@codesourcery.com>
5129 * loop.c (loop_delete_insns): Add prototype.
5131 2001-04-23 Phil Edwards <pme@sources.redhat.com>
5133 * configure.in: Remove ENABLE_STD_NAMESPACE.
5134 * config.in: Regenerated.
5135 * configure: Regenerated.
5137 2001-04-22 Stan Shebs <shebs@apple.com>
5139 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
5141 * config/rs6000/xm-darwin.h: Remove file.
5143 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5145 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
5146 (write_c_file_stat): Likewise.
5148 * dbxout.c (dbxout_init): Likewise.
5150 * profile.c (output_func_start_profiler): Likewise.
5152 2001-04-22 Philipp Thomas <pthomas@suse.de>
5154 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
5155 require it instead of the CVS version.
5156 * cpperror.c (v_message): Put a blank before the macro
5157 body to not confuse exgettext.
5159 2001-04-21 Mark Mitchell <mark@codesourcery.com>
5161 * flow.c (proagate_one_insn): Remove useless assignment.
5162 * jump.c (delete_insn): Tidy.
5163 * loop.c (try_copy_prop): When deleting an instruction with a
5164 REG_RETVAL note, delete the entire libcall sequence.
5165 (loop_delete_insns): New function.
5166 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
5167 we're not substituting into them yet.
5169 2001-04-21 Kazu Hirata <kazu@hxi.com>
5171 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
5173 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
5175 * config/i960/i960.c (signed_arith_operand): Likewise.
5177 * calls.c (expand_call): Fix a comment typo.
5179 2001-04-20 Zack Weinberg <zackw@stanford.edu>
5181 * configure.in: Probe for times, clock, struct tms, and clock_t.
5182 * configure, config.in: Regenerate.
5183 * timevar.c: Replace ifdef forest in get_time with (relatively)
5184 straightforward series of checks based on autoconf's probes.
5186 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
5188 * config/pa/som.h (NM_FLAGS): Define.
5190 2001-04-20 Bernd Schmidt <bernds@redhat.com>
5192 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
5194 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
5195 * ia64.c (nop_cycles_until): New function.
5196 (prev_cycle, prev_first, last_issued): New static variables.
5197 (ia64_sched_reorder): Additional arg for clock.
5198 On final scheduling pass, emit extra NOPs as needed.
5199 Set prev_first and prev_cycle.
5200 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
5201 (ia64_variable_issue): Set last_issued.
5203 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
5205 * config/i386/i386.c (ix86_expand_int_movcc,
5206 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
5208 2001-04-20 Geoff Keating <geoffk@redhat.com>
5210 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
5211 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
5212 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
5213 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
5214 ctrdi_internal6): In the short-branch case, this insn is only 4
5215 bytes long. Reported by Reza Yazdani <reza@apple.com>.
5217 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5219 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
5220 "=u" is used together with "st" resp. "st(1)" clobber.
5222 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5224 * gcse.c (gcse_main): Fix comment typo.
5225 (delete_null_pointer_check): Likewise.
5226 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
5227 * cse.c (cse_insn): Likewise.
5228 * function.c (fixup_var_refs_insns_with_hash): The sequence is
5231 2001-04-19 Zack Weinberg <zackw@stanford.edu>
5233 * toplev.c: Excise all code for the undocumented -dm option.
5234 (float_signal): Call signal just once, unconditionally.
5236 2001-04-19 Geoff Keating <geoffk@redhat.com>
5238 * fold-const.c (fold): Use first_rtl_op rather than
5239 TREE_CODE_LENGTH when looping over parameters of a tree.
5240 Correct strange grouping in test for evaluated SAVE_EXPR.
5242 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
5244 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
5245 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
5247 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
5248 name at 32 total characters.
5249 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
5250 functions in named sections -- data items can still go into unique
5251 sections, but they have normal names (ie $LIT$ and $DATA$).
5253 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
5256 2001-04-19 DJ Delorie <dj@redhat.com>
5258 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5259 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
5260 * config/i386/cygwin.h: Likewise.
5261 * config/i386/mingw32.h: Likewise.
5262 * config/vax/vms.h: Likewise.
5263 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
5265 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5266 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
5267 * config/i386/xm-cygwin.h: Likewise.
5268 * config/i386/xm-djgpp.h: Likewise.
5269 * config/i386/xm-mingw32.h: Likewise.
5270 * config/vax/xm-vms.h: Likewise.
5272 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
5273 instead of OBJECT_SUFFIX.
5274 * collect2.c (find_a_file): Look for files matching the extension
5275 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
5276 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
5277 TARGET_EXECUTABLE_SUFFIX.
5278 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
5279 (make_relative_prefix): Likewise.
5280 (convert_filename): Use TARGET_ suffixes throughout. Remove
5282 (process_command): Likewise.
5283 (do_spec_1): Likewise.
5284 * java/lang.c (init_parse): Likewise.
5286 * gcc.texi : Document four new options matching the pattern
5287 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
5288 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
5289 documentation for NO_AUTO_EXE_SUFFIX.
5291 2001-04-19 Mark Mitchell <mark@codesourcery.com>
5293 * toplev.h (struct lang_hooks): Allow decode_option to indicate
5294 that language-independent processing should not be done.
5295 * toplev.c (main): Adjust accordingly.
5297 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
5298 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
5300 * mips.md (reload_outputdi): Require that operand0 be a
5303 2001-04-19 Jakub Jelinek <jakub@redhat.com>
5305 * invoke.texi (-Wshadow): Clarify.
5307 2001-04-18 Mark Mitchell <mark@codesourcery.com>
5309 * loop.c (load_mems): Examine all the instructions in the loop
5310 before concluding that all jumps branch to the first instruction
5313 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
5315 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
5317 2001-04-18 Jakub Jelinek <jakub@redhat.com>
5319 * cpp.texi (-Wwhite-space): Remove.
5320 (-Wall): -Wall does not imply -Wwhite-space.
5322 2001-04-17 Zack Weinberg <zackw@stanford.edu>
5324 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
5325 use it instead of blindly generating a .stabs.
5326 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
5328 * xcoffout.c: Don't bother defining default for N_CATCH.
5329 (UNKNOWN_STAB): Use internal_error.
5330 (stab_to_sclass): Remove now-unnecessary aborts.
5331 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
5333 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
5335 * jump.c (mark_all_labels): Canonicalize the tail recursion
5336 label attached to CALL_PLACEHOLDER insns.
5338 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5340 * output.h (dump_flow_info, free_basic_block_vars,
5341 which_alternative): Delete redundant prototypes.
5343 * rtl.h (bss_section): Likewise.
5345 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
5347 * dbxout.c (N_OPT): Define if not available from <stab.h>
5349 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5351 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
5352 libraries and native K&R compilers.
5354 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5356 * c-typeck.c (convert_arguments): Don't check for width changes
5359 * invoke.texi (-Wtraditional): Update documentation.
5361 2001-04-16 Zack Weinberg <zackw@stanford.edu>
5363 * toplev.c (output_lang_identify): Delete.
5364 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
5365 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
5366 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
5367 after calling ASM_FILE_END.
5369 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
5370 Instead, unconditionally emit an N_OPT stab with string equal
5371 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
5373 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
5375 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
5376 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
5377 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
5378 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
5379 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
5380 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
5381 config/i370/i370.h, config/i386/beos-elf.h,
5382 config/i386/osf1elf.h, config/i386/osfrose.h,
5383 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
5384 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
5385 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
5386 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
5387 config/mips/iris6.h, config/mips/osfrose.h,
5388 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
5389 config/sparc/sp64-elf.h:
5390 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
5391 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
5393 * config/elfos.h, config/freebsd.h, config/linux.h,
5394 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
5395 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
5396 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
5397 of ASM_FILE_START which merely emit a .version directive. Delete
5398 definitions of ASM_FILE_END which merely emit an .ident directive.
5400 * config/avr/avr.h, config/vax/vax.h: Delete definition of
5401 ASM_IDENTIFY_GCC and move part of its logic into
5404 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
5405 config/sparc/linux-aout.h: Don't emit .version directive in
5408 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
5409 (output_file_start): Correct comment.
5411 * config/i386/osfrose.h: Don't emit trailing .ident directive.
5412 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
5414 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
5415 * config/rs6000/aix.h: Correct comment.
5417 * config/i386/i386afe.h: Delete.
5418 * config.gcc: Remove references to i386afe.h.
5420 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
5421 other macros deleted by this patch were undocumented.
5423 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
5425 * pa.md (reload_outdi): Operand 0 must be a non hard register.
5427 * pa.c (secondary_reload_class): SAR<->FP copies require a
5430 * install.texi (mips-mips-bsd): Update list of functions
5431 required to include memmove.
5432 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
5433 used functions to include memmove.
5435 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
5437 * i386.md (sqrtdf2): SFmode should be DFmode.
5439 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
5441 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
5442 (find_moveable_store): Likewise.
5444 2001-04-15 Jim Wilson <wilson@redhat.com>
5446 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
5448 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5450 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
5451 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
5453 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5455 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
5458 2001-04-14 Alan Modra <amodra@one.net.au>
5460 * pa.c (force_mode): New function.
5461 (emit_move_sequence): Use it instead of generating new rtx_REGs.
5463 2001-04-13 Jim Wilson <wilson@redhat.com>
5465 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
5466 (first_instruction): New static variable.
5467 (rtx_needs_barrier): Return 1 for alloc.
5468 (init_insn_group_barriers): Set first_instruction.
5469 (rws_sum): Delete duplicate definition.
5470 (group_barrier_needed_p): Return 0 when first_instruction true.
5471 (safe_group_barrier_needed_p): Save and restore first_instruction
5472 around group_barrier_needed_p call.
5474 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
5476 * expr.h (enum libfunc_index): Add LTI_memmove.
5477 (memmove_libfunc): Define macro.
5478 * optabs.c (init_optabs): Initialize memmove_libfunc.
5479 * expr.c (expand_assignment): Use memmove_libfunc instead of
5482 2001-04-13 Alan Modra <alan@linuxcare.com.au>
5484 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
5487 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5489 * Makefile.in (reg-stack.o): Depend on reload.h.
5490 (insn-attrtab.o): Depend on flags.h.
5492 * genattrtab (main): Include flags.h in insn-attrtab.c.
5494 * reg-stack.c: Include reload.h.
5496 * sparc.h (flag_pic): Delete redundant declaration.
5498 * output.h (flag_pic): Likewise.
5500 * tree.h (pedantic): Likewise.
5502 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5504 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5506 * jump.c, regmove.c, toplev.c: Include reload.h.
5508 * reload.h (reload_cse_regs): Declare.
5510 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5511 reload_cse_regs, init_reload, mark_home_live, reload,
5512 init_caller_save): Delete redundant prototypes.
5514 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5516 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5518 * regclass.c, ssa.c: Include expr.h.
5520 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5521 gen_move_insn): Delete redundant declarations.
5523 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5525 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5526 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5527 MAKEINFO and MAKEINFOFLAGS too.
5528 (stage4_build): Correctly order -B flags.
5530 2001-04-13 Alan Modra <amodra@one.net.au>
5532 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5533 PIC_OFFSET_TABLE_SAVE_RTX.
5534 (zdepi_cint_p): Describe zdepi insn.
5535 Formatting and white space fixes throughout file.
5537 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5538 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5539 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5540 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5541 (output_64bit_and): Use plain `int's for shift counts.
5542 (output_64bit_ior): Likewise.
5543 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5544 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5547 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5548 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5549 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5550 NEW_HP_ASSEMBLER into one. Kill warnings.
5552 * pa-gas.h: Delete file.
5553 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5554 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5555 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5556 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5558 * config/pa/mill32.S: New file.
5559 * config/pa/mill64.S: New file.
5560 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5561 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5562 * config/pa/t-linux64: New file.
5563 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5564 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5565 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5567 * elfos.h (SELECT_SECTION): Undef before defining.
5568 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5569 (LIB_SPEC): Remove -lmilli.
5570 (DBX_REGISTER_NUMBER): Remove.
5571 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5572 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5573 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5574 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5575 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5576 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5577 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5578 TARGET_GAS): Define.
5579 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5580 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5581 regs if we don't have a prototype.
5582 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5583 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5584 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5585 EH_RETURN_HANDLER_RTX): Define.
5586 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5587 (DWARF_FRAME_REGNUM): Define.
5588 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5589 * pa32-linux.h: New file.
5590 * pa64-linux.h: New file.
5592 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5593 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5594 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5595 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5596 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5597 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5598 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5599 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5600 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5601 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5602 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5603 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5604 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5605 * pa64-hpux.h: New file.
5606 (ASM_FILE_START): Correct typo.
5607 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5608 * config.gcc: Modify for above.
5610 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5612 * jump.c (jump_optimize_1): Don't delete dead stores here.
5613 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5614 prior to running jump optimize before cse2.
5616 2001-04-12 Richard Henderson <rth@redhat.com>
5618 * Makefile.in (regmove.o): Depend on except.h.
5619 * regmove.c: Include it.
5621 2001-04-12 Stan Shebs <shebs@apple.com>
5623 * objc/objc-act.c: Remove all code ifdefed with the never-used
5624 macro OBJC_INT_SELECTORS.
5625 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5626 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5628 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5630 * config/pa/quadlib.c: Add prototypes.
5632 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5634 * bitmap.h (debug_bitmap): Delete redundant prototype.
5636 * rtl.h (get_frame_size): Likewise.
5638 2001-04-12 Jim Wilson <wilson@redhat.com>
5640 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5641 to just emit an fnorm.
5643 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5645 * c-common.h (truthvalue_conversion, type_for_mode,
5646 type_for_size): Delete redundant declarations.
5648 * c-lex.h (is_class_name): Likewise.
5650 * c-tree.h (pedantic, convert, getdecls, gettags,
5651 global_bindings_p, init_decl_processing, insert_block,
5652 maybe_build_cleanup, poplevel, print_lang_decl,
5653 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5654 set_block, incomplete_type_error, build_function_call,
5655 lvalue_or_else, mark_addressable): Likewise.
5657 * expr.h (expand_tree_builtin): Likewise.
5659 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5661 * invoke.texi: Document --param max-gcse-memory.
5663 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5665 * configure.in (errno): Check for declaration.
5666 * configure, config.in: Regenerated.
5668 * system.h (errno): Only declare if not already done.
5670 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5672 * recog.c (general_operand, immediate_operand,
5673 nonmemory_operand): Require CONST_INTs to be sign-extended
5674 values for their modes.
5676 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5678 * expmed.c (store_bit_field): Truncate CONST_INTs.
5679 (expand_mult_highpart, expand_divmod): Likewise.
5680 * expr.c (convert_modes, store_field): Likewise.
5681 * integrate.c (expand_inline_function): Use promote_mode() to
5682 determine whether to convert_modes() an argument as signed
5684 * optabs.c (expand_binop): Get CONST_INT operands
5685 sign-extended for their appropriate modes.
5686 * stmt.c (emit_case_nodes): Convert node values to the
5688 (expand_end_case): Convert minval and range to the appropriate
5690 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5691 the iteration variable.
5692 * varasm.c (immed_double_const): Don't require words to be
5693 narrower than host wide ints to properly sign-extend
5696 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5698 * sh.md (builtin_setjmp_receiver): New expander.
5700 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5702 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5703 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5704 for generating CONST_INT and CONST_DOUBLE.
5706 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5708 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5709 already sign-extended.
5710 (rs6000_emit_prologue): Make register iterator signed.
5711 (rs6000_emit_epilogue): Likewise.
5712 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5714 (movsf split, movdf split): Sign-extend CONST_INTs.
5715 (movdi splits): Likewise.
5717 2001-04-12 Kelley Cook <kelley.cook@home.com>
5719 * config-lang.in (lang_dirs): Add in zlib.
5721 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5723 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5724 operands that make it to RTL.
5726 2001-04-11 Stan Shebs <shebs@apple.com>
5728 Add Darwin (Mac OS X kernel) native support.
5729 * config.gcc (powerpc-*-darwin*): Add native bits.
5730 * config/darwin.c: New file, generic Darwin support functions.
5731 * config/darwin.h: New file, generic Darwin definitions.
5732 * config/darwin-protos.h: New file, generic Darwin prototypes.
5733 * rs6000/darwin.h: New file, Darwin for PowerPC.
5734 * rs6000/t-darwin: New file, Darwin makefile fragment.
5735 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5736 (TARGET_MACHO): Ditto.
5737 (rs6000_abi): Add ABI_DARWIN.
5738 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5739 (RS6000_SAVE_AREA): Ditto.
5740 (FP_ARG_MAX_REG): Ditto.
5741 (RETURN_ADDRESS_OFFSET): Ditto.
5742 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5744 (rs6000_emit_move): Add ABI_DARWIN cases.
5745 (print_operand): Ditto.
5746 (first_reg_to_save): Ditto.
5747 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5748 (debug_stack_info): Ditto.
5749 (rs6000_emit_prologue): Ditto.
5750 (rs6000_emit_epilogue): Ditto.
5751 (output_profiler_hook): Ditto.
5752 (output_function_profiler): Ditto.
5753 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5754 (output_mi_thunk): Add TARGET_MACHO case.
5755 (add_compiler_stub): Ditto.
5756 (output_compiler_stub): Ditto.
5757 (no_previous_def): Ditto.
5758 (output_call): Ditto.
5759 (machopic_output_stub): Ditto.
5760 (rs6000_machopic_legitimize_pic_address): Ditto.
5761 (toc_section): Ditto.
5762 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5763 (macho_high): Ditto.
5766 (load_macho_picbase): Ditto.
5767 (call): Add TARGET_MACHO case to modify function.
5768 (call_value): Ditto.
5769 (call_nonlocal_sysv): Add ABI_DARWIN case.
5770 (call_value_nonlocal_sysv): Ditto.
5771 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5773 (machopic_output_stub): Ditto.
5774 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5776 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5778 * dwarf2out.c (modified_type_die): Don't create new types here.
5779 * tree.h (get_qualified_type): New function.
5780 (build_qualified_type): Adjust comment.
5781 * tree.c (get_qualified_type): New function.
5782 (build_qualified_type): Use it.
5784 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5786 * cpp.texi (-Wtraditional): Update description.
5788 * invoke.texi (-Wtraditional): Likewise.
5790 2001-04-11 Jim Wilson <wilson@redhat.com>
5792 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5793 requires more than 64 bits of alignment.
5795 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5797 * cpplib.c (do_line): Sanity check iff enable checking.
5799 2001-04-11 Richard Henderson <rth@redhat.com>
5801 * Makefile.in (insn-recog.o): Depend on toplev.h.
5802 (insn-emit.o, doloop.o): Likewise.
5803 * genrecog.c, genemit.c: Include toplev.h in generated file.
5804 * doloop.c: Include toplev.h.
5806 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5808 * Makefile.in (gcse.o): Depend on params.h.
5809 * gcse.c: Include params.h.
5810 (gcse_main): Don't do GCSE if doing so will take inordinate
5812 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5813 * params.h (MAX_GCSE_MEMORY): New macro.
5815 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5817 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5819 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5821 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5823 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5825 * real.h (ereal_atof, real_value_truncate, target_isnan,
5826 target_isinf, target_negative, assemble_real, debug_real): Delete
5827 redundant prototypes.
5829 * Makefile.in (ifcvt.o): Depend on toplev.h.
5831 * c-semantics.c: Include expr.h.
5833 * ifcvt.c: Include toplev.h.
5835 * expr.h (rtx_equal_p): Delete prototype.
5837 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5838 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5839 eliminate_constant_term, expand_complex_abs, find_single_use,
5840 make_tree, init_expr_once, init_optabs, supports_one_only):
5843 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5844 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5845 expand_assignment, store_expr, emit_line_note_after,
5846 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5848 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5850 * sparc-protos.h: Delete redundant prototypes.
5852 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5854 * reload.c (push_reload): Add condition missed in SUBREG byte
5857 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5859 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5861 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5863 * i386.md (floatsisf_sse): Fix output template
5864 * i386.c (ix86_expand_fp_movcc)
5866 * reg-stack.c (emit_pop_insn): Handle complex modes.
5867 (move_for_stack_reg): Emit proper move mode.
5868 (subst_stack_regs_pat): Handle complex modes.
5870 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5872 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5874 2001-04-10 Richard Henderson <rth@redhat.com>
5876 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5877 (__pure_virtual, __terminate, __terminate_set_func,
5878 __default_terminate, __throw_type_match, __empty,
5879 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5880 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5881 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5882 Remove prototypes of deleted functions.
5884 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5886 * c-typeck.c (convert_arguments): -Wtraditional now activates
5887 -Wconversion warnings, except for changes in signed-ness.
5888 Detect complex<->int & int<->complex conversions as well.
5890 * invoke.texi (-Wtraditional): Document it.
5892 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5894 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5895 * flow.c (set_block_for_new_insns): Remove needless cast and
5896 properly check for unset block number.
5898 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5900 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5901 the subreg was a hard register. Pseudos are left as subregs.
5903 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5905 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5906 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5907 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5908 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5909 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5911 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5913 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5915 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5917 * output.h (set_block_num): Missed it earlier, remove deprecated
5920 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5922 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5923 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5924 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5925 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5926 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5927 (expr_killed_p): Change bb parameter from int to basic_block, pass
5928 basic_blocks instead of ints as parameters.
5929 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5930 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5931 from int to basic_block, pass basic_blocks instead of ints as parms.
5932 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5933 parameter from int to basic_block, pass basic_blocks instead of ints.
5934 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5935 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5936 pass basic_blocks instead of ints.
5937 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5938 basic_blocks instead of ints as parameters.
5939 (pre_delete): Pass basic_blocks instead of ints as parameters.
5940 (hoist_expr_reaches_here_p): Change bb parameter from int to
5941 basic_block, pass basic_blocks instead of ints.
5942 (hoist_code): Pass basic_blocks instead of ints as parameters.
5943 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5944 Change bb parameter from int to basic_block.
5945 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5946 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5947 pass basic_blocks instead of ints.
5948 (insert_store): Pass basic_blocks instead of ints as parameters.
5949 (replace_store_insn, delete_store): Change bb parameter from int to
5950 basic_block, pass basic_blocks instead of ints.
5951 (store_motion): Pass basic_blocks instead of ints as parameters.
5953 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5955 * basic-block.h (set_new_block_for_insns): New Prototype.
5956 (set_block_num): Delete prototype.
5957 * flow.c (set_block_num): Remove obsolete function.
5958 (set_block_for_new_insns): Set BB for single or multiple insns.
5959 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5960 (process_insn_end_bb): Use set_block_for_new_insns or
5961 set_block_for_insn instead of set_block_num.
5962 (pre_insert_copy_insn): Use set_block_for_new_insns.
5963 (update_ld_motion_stores): Use set_block_for_new_insns.
5964 (insert_insn_start_bb): Use set_block_for_new_insns.
5965 (replace_store_insn): Use set_block_for_new_insns.
5967 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5968 Jeff Law <law@redhat.com>
5970 * alias.c (get_addr): Externalize.
5971 (canon_true_dependence): New function. Behaves like true_dependance
5972 except it already assumes a MEM has been canonicalized.
5973 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5974 * gcse.c (struct ls_expr): Add load/store expressions structure.
5975 (modify_mem_list, canon_modify_mem_list): New variable.
5976 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5977 load motion and store motion if requested.
5978 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5979 (free_gcse_mem): Free the modify_mem_list array.
5980 (oprs_unchanged_p): Use load_killed_in_block_p.
5981 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5982 (mems_conflict_for_gcse_p): New function. Don't kill loads
5983 with stores to themselves if its in the load/store expression list.
5984 (load_killed_in_block_p): New function.
5985 (canon_list_insert): New Function.
5986 (record_last_mem_set_info): Keep a list of all instructions which
5987 can modify memory for each basic block.
5988 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5989 (oprs_not_set_p): Use load_killed_in_block_p.
5990 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5991 (expr_killed_p): Use load_killed_in_block_p.
5992 (compute_transp): Do not pessimize memory references.
5993 (pre_edge_insert): Update stores for a load motion expression.
5994 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5995 (ldst_entry): Find or create a ldst_expr structure.
5996 (free_ldst_entry): Free memory for an individual item.
5997 (free_ldst_mems): Free entire load/store expression list.
5998 (print_ldst_list): Print debug info.
5999 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
6000 (enumerate_ldsts): Assign integer values to each entry in list.
6001 (first_ls_expr): First expression in the list.
6002 (next_ls_expr): Next expression in the list.
6003 (simple_mem): Check if expression qualifies for ld/st expression list.
6004 (invalidate_any_buried_refs): Remove from expression list if its
6005 used in some other way we dont understand.
6006 (compute_ld_motion_mems): Find all potential enhanced load motion
6008 (trim_ld_motion_mems): Remove any expressions which are invalid.
6009 (update_ld_motion_stores): Copy store values to registers for loads
6010 which have been moved.
6011 (regvec, st_antloc, num_store): New global statics.
6012 (reg_set_info): Marks registers as set.
6013 (store_ops_ok): Verfies registers expressions are valid in a block.
6014 (find_moveable_store): Look for moveable stores in a pattern.
6015 (compute_store_table): Find stores in a function worth moving, maybe.
6016 (load_kills_store): Check dependance of a load and store.
6017 (find_loads): Find any loads in a pattern.
6018 (store_killed_in_insn): Check if a store is killed in an insn.
6019 (store_killed_after): Check is store killed after an insn in a block.
6020 (store_killed_before): Check is store killed before an insn in a block.
6021 (build_store_vectors): Generate the antic and avail vectors.
6022 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
6023 (insert_store): Add a store to an edge.
6024 (replace_store_insn): Replace a store with a SET insn.
6025 (delete_store): Delete a store insn.
6026 (free_store_memory): Free memory.
6027 (store_motion): Perform store motion.
6028 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
6029 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
6030 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
6031 (f_options): Add gcse-lm and gcse-sm.
6033 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
6035 * i386.c (expand_fp_movcc): Fix condition reversal code.
6037 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
6038 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
6039 (CLASS_MAX_NREGS): Use it.
6041 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
6042 handle properly complex values.
6043 (CLASS_MAX_NREGS): Likewise; update comment.
6045 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6047 * ia64.c (ia64_flag_schedule_insns2): New variable.
6048 (ia64_override_options): Initialize it. Clear
6049 flag_schedule_insns_after_reload.
6050 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
6052 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6054 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
6055 Do not require source to match destination anymore;
6056 Add abort to the nontrivial cases that should be handled by split.
6057 (fix_trunc?fdi): Add SSE case for x86_64.
6058 (floatdi?f): Likewise.
6059 (floatdi?f_sse): New.
6060 (fix_trunc?fdi_sse): New.
6062 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
6064 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
6065 (DEBUG_ARANGES_END_LABEL): Ditto.
6066 (dwarfout_init): Generate length and version fields at the start
6067 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
6068 after the length field.
6069 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
6070 the .debug_aranges info.
6072 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6074 * i386.c (call, call_value): Make sure that resulting call_insn
6075 does have proper second operand.
6077 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
6079 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
6080 function. Remove include of sys/cygwin.h.
6082 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
6084 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
6085 (CPP_SPEC): Always search */include/w32api for header files.
6086 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
6087 (LINK_SPEC): Add "cyg" to the library search prefixes.
6089 2001-04-08 Philip Blundell <philb@gnu.org>
6091 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
6093 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
6095 * cpperror.c (print_location): Don't special case <stdin>.
6096 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
6097 WARNING, but we don't check if we're in system headers.
6098 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
6099 * cpplib.c (do_warning): Warn in system headers.
6101 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
6103 * mbchar.c: Include config.h first.
6105 2001-04-07 Zack Weinberg <zackw@stanford.edu>
6107 * config.gcc: Set default for xmake_file at top, not bottom.
6108 Change places that set xmake_file to "none" to set to the
6109 empty string instead, or remove them entirely if there is no
6110 default xmake_file for this cpu_type. Remove references to
6113 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
6114 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
6115 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
6116 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
6117 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
6118 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
6119 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
6120 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
6121 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
6122 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
6125 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
6126 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
6127 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
6128 config/mips/x-sysv, config/rs6000/x-aix31:
6129 Just set CLIB to -lld or -lmld, as appropriate.
6131 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
6132 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
6133 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
6134 config/mips/x-iris, config/pa/x-pa:
6135 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
6136 OTHER_FIXINCLUDES_DIRS.
6138 * config/i386/x-djgpp: Don't set LN or LN_S.
6139 * config/m88k/x-dolph: Don't define __m88k__.
6140 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
6141 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
6142 * config/i860/fx2800.h: No need to #undef SVR4.
6144 38 x-host fragments remain, 2 x-cpu.
6146 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6148 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
6150 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6152 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
6154 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6156 * configure.in: Add check for lstat.
6157 * configure, config.in: Regenerate.
6158 * cppinit.c (append_include_chain): Make empty path ".".
6159 * cpplib.c (do_line): Don't simplify #line paths.
6160 * cppfiles.c (remove_component_p): New function.
6161 (find_or_create_entry): Acknowledge stat () errors during
6162 path simplification.
6163 (handle_missing_header): Don't simplify paths.
6164 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
6165 the empty path untouched. Don't leave a trailing '/'.
6167 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
6169 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6170 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6172 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6174 * cppfiles.c (open_file): Fail directories silently, but
6175 with an errno of NOENT set.
6176 (read_include_file): Move the common exit code to the sole
6177 caller. Return an int indicating success or failure. Let
6178 open_file handle directories.
6179 (stack_include_file): If read_include_file fails,
6180 push a "null" buffer.
6182 2001-04-05 DJ Delorie <dj@redhat.com>
6184 * function.h (virtuals_instantiated): Declare.
6185 * function.c: (virtuals_instantiated): Make global.
6186 * calls.c (emit_library_call_value_1): Use
6187 virtual_outgoing_args_rtx only if it hasn't been instantiated.
6188 Otherwise, use the stack pointer directly.
6190 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6192 * i386.c (x86_initialize_trampoline): New global function.
6193 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
6194 (INITIALIZE_TRAMPOLINE): Move offline.
6195 * i386-protos.h (x86_initialize_trampoline): Declare.
6197 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6199 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
6200 (lea_0): Rename to lea_1.
6201 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
6202 (lea_general_?): Allow SImodes on TARGET_64BIT
6203 (lea_general_?_zext): New patterns.
6204 (call_1, call_1_rex64): Fix.
6206 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6208 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
6210 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6212 * i386.c (function_arg): Return constm1_rtx for last argument.
6213 (ix86_expand_prologue): Update gen_call calls.
6214 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6215 * i386.md (call_pop): Likewise.
6216 (call): Second operand is VOIDmode.
6217 (call_0): Likewise; Support 64bits.
6218 (call_exp): New expander.
6219 (call_1): Get to the sync.
6220 (call_1_exp): New pattern.
6221 (call_value): Support 64bit.
6222 (call_value_exp): New pattern.
6223 (untyped_call): Update gen_call call.
6224 (call_value_pop): Disable for 64bit.
6225 (call_value_0_rex64): New pattern.
6226 (call_value_1_rex64): Likewise.
6228 2001-04-05 Bo Thorsen <bo@suse.de>
6230 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
6232 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
6234 * i386.md (*andsi_1+3): If used after reload, make sure the operand
6235 satisfies ANY_QI_REG_P.
6237 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6239 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
6242 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
6245 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6247 * config.gcc: Remove default for xm_file. Clean up local
6248 machine type handling. Remove settings of xm_file to
6249 something that doesn't exist. In the big switch, set xm_file,
6250 don't append to it (the value before the big switch is always
6251 null). Don't force build_xm_file or host_xm_file to have a value.
6252 * configure.in: Remove default for xm_file. Do not special
6253 case $cpu/xm-$cpu.h not existing.
6254 * configure: Regenerate.
6256 2001-04-04 Diego Novillo <dnovillo@redhat.com>
6258 * simplify-rtx.c (simplify_binary_operation): Check for overflow
6259 when folding integer division and modulo operations.
6261 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
6263 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
6264 instead of DWARF2_ADDR_SIZE for EH addresses.
6265 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
6268 2001-04-04 Richard Henderson <rth@redhat.com>
6270 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
6271 * config/ia64/t-glibc (LIB2ADDEH): Disable.
6272 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
6274 2001-04-04 Richard Henderson <rth@redhat.com>
6276 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
6277 * configure: Rebuilt.
6279 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6281 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
6282 push insns to delete to it instead of deleting them.
6283 (delete_null_pointer_checks): Delete insns from delete_list after
6284 all delete_null_pointer_checks_1 passes are done.
6286 2001-04-04 Richard Henderson <rth@redhat.com>
6288 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
6289 * configure: Rebuilt.
6291 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6293 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
6294 * config/romp/xm-romp.h: Delete.
6296 2001-04-04 Bernd Schmidt <bernds@redhat.com>
6298 * sched-deps.c (sched_analyze_insn): Partially revert March 27
6301 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6303 * emit-rtl.c (mark_label_nuses) Increment the label uses for
6304 all labels present in rtx.
6305 (try_split) Call new function for all split insns.
6307 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6309 * recog.c (validate_replace_rtx_1): Instead of aborting just make
6310 sure the change won't be validated.
6312 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
6314 * rtl.h (set_noop_p): Declare.
6315 * flow.c (set_noop_p): Move from here ...
6316 * rtlanal.c (set_noop_p): ... to here and enhance.
6317 * cse.c (delete_trivially_dead_insns): Use it.
6318 * gcse.c (hash_scan_set): Likewise.
6319 * jump.c (delete_noop_moves): Likewise.
6320 * recog.c (split_all_insns): Likewise.
6322 2001-04-04 Alan Modra <alan@linuxcare.com.au>
6324 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
6325 stack pointer via a LO_SUM. Ditto for setting a temp register
6326 used to save to the stack. Set cfa_temp when setting fp, and
6327 allow matches to cfa_temp in addition to cfa_store when saving
6328 regs. Handle POST_INC and LO_SUM register stores. Document the
6329 changes and errors in rule 12 doco.
6331 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
6332 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
6333 (load_reg): Move closer to epilogue code.
6334 (DO_FRAME_NOTES): Define to control the following..
6335 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
6336 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
6338 (hppa_expand_epilogue): Likewise.
6340 2001-04-03 Richard Henderson <rth@redhat.com>
6342 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
6343 * configure: Rebuild.
6345 2001-04-03 Richard Henderson <rth@redhat.com>
6347 * rtl.h (LCT_THROW): New.
6348 * calls.c (emit_library_call_value_1): Handle it.
6349 * except.c (connect_post_landing_pads): Use it.
6351 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6353 * gansidecl.h: Delete file.
6354 * configure.in: Change all refs to gansidecl.h to use
6355 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
6357 * configure: Regenerate.
6359 * Makefile.in (intl.o): Don't depend on gansidecl.h.
6360 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
6361 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
6362 Don't include gansidecl.h.
6363 * intl.c, main.c, version.c, fixinc/fixlib.h,
6364 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
6367 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6369 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
6372 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6374 * config/i386/xm-beos.h, config/i386/xm-isc.h,
6375 config/i386/xm-next.h, config/i386/xm-sco.h,
6376 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
6377 config/m88k/xm-m88k.h: Delete.
6379 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
6380 * config/romp/xm-romp.h: Don't define bcopy.
6381 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
6382 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
6384 * config.gcc: Remove references to deleted files.
6386 14 xm-host.h remain, 1 xm-cpu.h.
6388 2001-04-03 Jakub Jelinek <jakub@redhat.com>
6389 David S. Miller <davem@pierdol.cobaltmicro.com>
6390 Andrew MacLeod <amacleod@redhat.com>
6392 Use byte offsets in SUBREGs instead of words.
6394 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
6395 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
6396 to pass new argument.
6397 (add_stored_regs): Use subreg_regno_offset function.
6398 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
6400 (precompute_arguments): Use gen_lowpart_SUBREG.
6401 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
6402 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
6403 (simplify_set): Rework to use SUBREG_BYTE.
6404 (expand_field_assignment): Use SUBREG_BYTE.
6405 (make_extraction): Use SUBREG_BYTE.
6406 (if_then_else_cond): Use SUBREG_BYTE.
6407 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
6408 (gen_lowpart_for_combine): Compute full byte offset.
6409 * cse.c (mention_regs): Use SUBREG_BYTE.
6410 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
6411 (canon_hash): Use SUBREG_BYTE.
6412 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
6413 (gen_lowpart_if_possible): Formatting.
6414 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
6416 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6417 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6418 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6419 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6420 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6421 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6422 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
6423 certain invariants about SUBREGs the compiler creates.
6424 (gen_lowpart_SUBREG): New function.
6425 (subreg_hard_regno): New function to get the final register number.
6426 (gen_lowpart_common): Use SUBREG_BYTE.
6427 (gen_imagpart): Spacing nits.
6428 (subreg_realpart_p): Use SUBREG_BYTE.
6429 (gen_highpart): Use SUBREG_BYTE.
6430 (subreg_lowpart_p): Always compute endian corrected goal offset,
6431 even at the byte level, then compare against that.
6432 (constant_subword): New function, pulled out all constant cases
6433 from operand_subword and changed second argument name to offset.
6434 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
6435 and call constant_subword to do the work. Return const0_rtx if
6436 looking for a word outside of OP.
6437 (operand_subword_force): Change second arg name to offset.
6438 * expmed.c (store_bit_field): Use SUBREG_BYTE.
6439 (store_split_bit_field): Use SUBREG_BYTE.
6440 (extract_bit_field): Use SUBREG_BYTE.
6441 (extract_split_bit_field): Use SUBREG_BYTE.
6442 (expand_shift): Use SUBREG_BYTE.
6443 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
6444 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
6445 * flow.c (set_noop_p): Use SUBREG_BYTE.
6446 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
6447 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
6448 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
6450 (optimize_bit_field): Use SUBREG_BYTE.
6451 (purge_addressof_1): Use SUBREG_BYTE.
6452 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
6453 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
6454 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
6455 * gengenrtl.c (special_rtx): Add SUBREG.
6456 * global.c (mark_reg_store): Use SUBREG_BYTE.
6457 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
6458 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
6459 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
6460 final byte offset is congruent to subreg's mode size.
6461 (subst_constants): Use SUBREG_BYTE.
6462 (mark_stores): Use subreg_regno_offset function.
6463 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
6464 function and SUBREG_BYTE.
6465 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
6466 (reg_is_born): Use subreg_hard_regno.
6467 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
6468 endian correction code. Don't combine subregs unless resulting
6469 offset aligns with type. Fix subreg constant extraction for DImode.
6470 Simplify SUBREG of VOIDmode CONST_DOUBLE.
6471 (general_operand): Remove dead mode_altering_drug code.
6472 (indirect_operand): Use SUBREG_BYTE.
6473 (constrain_operands): Use subreg_regno_offset function.
6474 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
6475 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
6476 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
6477 * regs.h (REG_SIZE): Allow target to override.
6478 (REGMODE_NATURAL_SIZE): New macro which target can override.
6479 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
6480 on the entire subreg rtx.
6481 (push_reload): Use SUBREG_BYTE in comments and code.
6482 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
6483 for hard registers inside subregs.
6484 (operands_match_p): Use subreg_regno_offset.
6485 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
6486 containing hard regs.
6487 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
6488 corrections when fixing up MEM subregs.
6489 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6490 subreg_regno_offset where appropriate.
6491 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6492 byte endian corrections when fixing up MEM subregs.
6493 (subst_reloads): When combining two subregs, make sure final
6494 offset is congruent to subreg's mode size.
6495 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6496 (refers_to_regno_for_reload_p): Use subreg_regno.
6497 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6498 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6499 correction code for memory subreg fixups.
6500 (forget_old_reload_1): Use subreg_regno_offset.
6501 (choose_reload_regs): Use subreg_regno.
6502 (emit_input_reload_insns): Use SUBREG_BYTE.
6503 (reload_combine_note_store): Use subreg_regno_offset.
6504 (move2add_note_store): Use subreg_regno_offset.
6505 * resource.c (update_live_status, mark_referenced_resources): Use
6506 subreg_regno function.
6507 (mark_set_resources): Use subreg_regno function.
6508 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6509 (subreg_regno_offset, subreg_regno): Define prototypes.
6510 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6511 (gen_lowpart_SUBREG): Add prototype.
6512 * rtl.texi (subreg): Update to reflect new byte offset representation.
6513 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6514 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6515 (reg_overlap_mentioned_p): Use subreg_regno.
6516 (replace_regs); Make sure final offset of combined subreg is
6517 congruent to size of subreg's mode.
6518 (subreg_regno_offset): New function.
6519 (subreg_regno): New function.
6520 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6521 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6522 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6523 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6524 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6525 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6526 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6527 (print_operand): Use SUBREG_BYTE.
6528 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6529 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6530 (arm_reload_out_hi): Use SUBREG_BYTE.
6531 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6532 instead of SUBREG_WORD.
6533 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6534 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6535 SUBREG creation to use byte offset.
6536 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6537 inverted load insns): Fix explicit rtl subregs to use byte
6539 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6540 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6541 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6542 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6543 to use byte offsets.
6544 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6545 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6546 offsets, also make sure it is congruent to SUBREG's mode size.
6547 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6548 unnamed ldob insn): Generate SUBREGs with byte offset.
6549 (zero_extendqihi2): SUBREG's are byte offsets.
6550 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6551 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6552 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6553 zero-extendqisi2): Generate SUBREGs with byte offset.
6554 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6555 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6556 subregs in rtl to use byte offsets.
6557 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6558 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6559 (mips_move_2words): Use subreg_regno_offset.
6560 (mips_secondary_reload_class): Use subreg_regno_offset.
6561 * config/mips/mips.md (DImode plus, minus, move, and logical op
6562 splits): Fixup explicit subregs in rtl to use byte offsets.
6563 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6564 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6565 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6566 rtl to use byte offsets.
6567 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6568 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6569 subregs to use byte offsets.
6570 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6571 Fixup explicit subregs in rtl to use byte offsets.
6572 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6573 and remove byte endian correction code.
6574 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6575 (gen_ashift_hi): Use SUBREG_BYTE.
6576 (regs_used): Use subreg_regno_offset.
6577 (machine_dependent_reorg): Use subreg_regno_offset.
6578 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6579 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6580 (movdf_i4): Subregs are byte offsets now.
6581 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6582 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6583 (REGMODE_NATURAL_SIZE): Override.
6584 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6585 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6587 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6588 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6589 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6590 it is congruent to SUBREG's mode size.
6591 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6593 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6594 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6595 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6596 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6597 * config/v850/v850.c (print_operand, output_move_double): Use
6598 subreg_regno function.
6600 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6602 * configure.in (target_subdir): Use target_alias, not target.
6603 * configure: Rebuilt.
6605 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6607 * config/sh/crti.asm: Fix typos in comments.
6609 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6611 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6612 TARGET_FAST_INDIRECT_CALLS.
6613 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6615 (return_addr_rtx): Short circuit export stub matching when
6616 TARGET_NO_SPACE_REGS.
6617 (output_millicode_call): For out of range calls, make -fPIC
6618 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6619 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6620 * pa.md: Modify length attr calculation of all millicode insns to
6623 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6625 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6626 Require at least 2.11 in the version test. Specifically check
6627 for and reject GAS version 2.10.90.
6628 * configure: regenerate.
6630 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6632 * pa.c (override_options): Remove PIC profiling warning.
6633 (hp_profile_labelno): Delete.
6634 (hp_profile_label_rtx): Delete.
6635 (hp_profile_label_name): Delete.
6636 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6637 (output_function_prologue): Remove profiling code and all tests on
6638 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6639 merge_sp_adjust_with_store can work for PIC and profiling.
6640 (hppa_expand_epilogue): Remove profile_flag test.
6641 (hppa_can_use_return_insn_p): Likewise.
6642 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6643 cater for PROFILE_HOOK.
6644 (hppa_profile_hook): New function.
6645 * pa.h (FUNCTION_PROFILER): Now does nothing.
6646 (PROFILE_HOOK): Define.
6647 (hppa_profile_hook): Declare.
6648 (PROFILE_BEFORE_PROLOGUE): Delete.
6649 (ASM_OUTPUT_REG_PUSH): Delete.
6650 (ASM_OUTPUT_REG_POP): Delete.
6651 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6652 r24. Accept function name operand, and use this and a locally
6653 generated label to calculate pc-rel offset to func start.
6655 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6657 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6658 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6661 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6663 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6664 LO_SUM cases to where they belong.
6666 2001-04-02 Richard Henderson <rth@redhat.com>
6668 * except.h (lang_eh_type_covers): Mark extern.
6669 (lang_eh_runtime_type): Likewise.
6671 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6673 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6674 gengenrtl.c: Wrap generated header in multiple-include guard.
6675 Improve error checking.
6677 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6679 * configure.in: Don't check for putenv.
6680 * configure: Regenerate.
6681 * gcc.c (putenv): Don't define.
6682 * vax/xm-vms.h: Handle putenv.
6684 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6686 * ifcvt.c (noce_emit_move_insn): New.
6687 (noce_try_store_flag, noce_try_store_flag_constants,
6688 noce_try_store_flag_inc, noce_try_store_flag_mask,
6689 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6690 noce_try_abs): Use it.
6691 (noce_process_if_block): Likewise.
6692 For STRICT_LOW_PART, take mode from its SUBREG.
6694 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6696 * fold-const.c (fold): Before optimizing unsigned comparison with
6697 0x7fffffffU, make sure arg0 is integral type.
6699 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6701 * c-tree.texi: Document representation of wide strings.
6703 2001-04-01 Richard Henderson <rth@redhat.com>
6705 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6707 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6709 * i386.md: remove obsoleted comments.
6710 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6711 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6712 fix output template.
6714 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6716 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6718 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6720 * loop.c (load_mems): When generating a load from a pseudo, update
6723 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6725 * i386.c (ix86_split_long_move): Use change address to compensate
6726 stack pointer change in push instruction.
6728 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6730 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6731 instead of rtx_equal_p; fix the output template.
6733 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6735 * i386.c (ix86_expand_setcc): Support 64bit.
6736 (ix86_expand_int_movcc): Likewise.
6737 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6740 * i386.md (allocate_stack_worker): Turn to expander.
6741 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6743 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6745 2001-03-29 Richard Henderson <rth@redhat.com>
6747 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6749 2001-03-28 Matthew Hiller <hiller@redhat.com>
6751 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6754 * MAINTAINERS: Added self.
6756 2001-03-28 Richard Henderson <rth@redhat.com>
6758 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6759 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6761 2001-03-28 Jim Wilson <wilson@redhat.com>
6763 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6766 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6768 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6770 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6773 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6775 2001-03-28 DJ Delorie <dj@redhat.com>
6777 * Makefile.in (stage1_build): Revert CFLAGS patch.
6779 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6781 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6782 when multiplier or multiplicand is zero.
6784 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6786 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6788 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6790 (set_src_needs_barrier): Likewise.
6791 (rtx_needs_barrier): For SET case, use these two functions. Rework
6792 PARALLEL case to handle all inputs before all outputs.
6793 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6794 saw a label and no stop bit since then.
6795 (maybe_rotate, process_epilogue): Add prototypes.
6797 2001-03-28 Richard Henderson <rth@redhat.com>
6799 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6800 not TARGET_TOC for special toc restore handling.
6801 * config/rs6000/rs6000.md (eh_return): Likewise.
6803 2001-03-28 Richard Henderson <rth@redhat.com>
6805 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6806 current_function_calls_eh_return.
6807 (output_function_epilogue): Handle eh_return.
6808 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6809 (EH_RETURN_DATA_REGNO): New.
6810 (EH_RETURN_STACKADJ_RTX): New.
6811 (EH_RETURN_HANDLER_RTX): New.
6812 * config/sparc/sparc.md (call/short branch peepholes): Check
6813 can_throw_internal instead of in_same_eh_region.
6815 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6816 for eh_return data registers.
6817 (rs6000_emit_prologue): Save eh_return data registers.
6818 (rs6000_emit_epilogue): Force inline restores if eh_return.
6819 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6820 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6821 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6822 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6823 the target uses one.
6824 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6825 (return_eh_si, return_eh_di): Remove.
6826 (eh_return): New, from corpse of eh_epilogue.
6827 (eh_set_lr_si, eh_set_lr_di): New.
6829 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6830 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6831 True for pic register if current_function_calls_eh_return.
6832 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6833 Handle eh_return requirements.
6834 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6835 (EH_RETURN_STACKADJ_RTX): New.
6836 * config/i386/i386.md (exception_receiver): Remove.
6837 (eh_return, eh_return_1): New.
6838 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6840 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6841 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6842 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6843 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6844 (EH_RETURN_DATA_REGNO): New.
6845 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6846 * config/alpha/alpha.md (eh_epilogue): Remove.
6847 (exception_receiver): Use $26 for ldgp input.
6848 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6850 2001-03-28 Richard Henderson <rth@redhat.com>
6852 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6853 * except.h: Likewise.
6855 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6856 (LIB2ADDEHDEP): New.
6857 (LIB2FUNCS_EH): Remove.
6858 (LIB2ADD): Remove LIB2ADDEH.
6859 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6860 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6861 (crt{begin,end}[S].o): Likewise.
6862 (except.o): Update includes.
6863 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6864 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6866 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6867 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6868 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6869 * builtins.c (expand_builtin): Implement it.
6870 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6871 * c-common.c (c_common_nodes_and_builtins): Declare it.
6872 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6873 * calls.c (libfunc_nothrow): Remove.
6874 (emit_library_call_value_1): Don't call it.
6875 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6876 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6877 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6878 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6879 (current_funcdef_number): Globalize.
6880 (output_call_frame_info): Emit frame data if an lsda is needed.
6881 Generate augmentation for personality routine. Don't play with
6883 (dwarf2out_begin_prologue): Record funcdef_number.
6884 * dwarf2out.h (current_funcdef_number): Declare.
6885 * expr.c (expand_expr): Update for except.h name changes.
6886 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6887 * expr.h (LTI_throw, LTI_rethrow): Remove.
6888 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6889 (LTI_eh_rtime_match): Remove.
6890 (LTI_unwind_resume, LTI_eh_personality): Add.
6891 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6892 * final.c (final): Don't call check_exception_handler_labels,
6893 init_insn_eh_region, or free_insn_eh_region.
6894 (final_scan_insn): Always emit debug labels for
6895 NOTE_INSN_EH_REGION notes.
6896 * flags.h (flag_new_exceptions): Remove.
6897 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6898 (record_active_eh_regions): Remove.
6899 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6900 Use can_throw_internal.
6901 (find_basic_blocks_1): Likewise.
6902 (move_stray_eh_region_notes): Remove.
6903 (find_label_refs): No eh_return_stub_label.
6904 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6905 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6907 (delete_unreachable_blocks): Don't track deleted handlers.
6908 (flow_delete_block): Use maybe_remove_eh_handler.
6909 (delete_eh_regions): Remove.
6910 (merge_blocks): Don't check for eh region match.
6911 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6912 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6913 (init_propagate_block_info): Disable dead frame store optimization
6914 when current_function_calls_eh_return.
6915 (dump_bb): Don't print eh_beg, eh_end.
6916 * function.c (fixup_var_refs): No catch_clauses.
6917 (expand_function_end): Likewise. Call expand_eh_return before
6918 the return register use. Call sjlj_emit_function_exit_after.
6919 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6920 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6921 * ifcvt.c (dead_or_predicable): Remove eh region check.
6922 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6923 Don't check for EH vs parameters.
6924 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6925 (expand_inline_function): Call duplicate_eh_regions.
6926 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6927 (copy_insn_notes): Remap REG_EH_REGION notes.
6928 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6929 * integrate.h (struct inline_remap): Add local_return_label.
6930 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6931 check_exception_handler_labels, nor exception_optimize.
6932 (find_cross_jump): No EH region check.
6933 * optabs.c (init_optabs): Update for changed eh libfuncs.
6934 * rtl.def (RESX): New.
6935 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6936 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6937 checks. Update for except.h name changes.
6938 (expand_cleanups): Likewise.
6939 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6940 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6941 (compile_file): Call init_eh before init_optabs. Don't
6942 output_exception_table here.
6943 (rest_of_compilation): Call convert_from_eh_region_ranges,
6944 convert_to_eh_region_ranges, output_function_exception_table.
6945 Don't emit_eh_context.
6946 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6947 (EXC_PTR_EXPR): New.
6949 * md.texi (eh_epilogue): Remove.
6950 (eh_return): Document.
6951 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6952 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6954 * eh-common.h: Remove file.
6955 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6956 * libgcc2.c (L_eh): Remove.
6958 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6959 * unwind-dw2-fde.h: New file.
6960 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6961 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6962 * libgcc-std.ver: Update for eh symbols.
6964 2001-03-27 Richard Henderson <rth@redhat.com>
6966 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6967 reduce false positives.
6968 (regmove_optimize): Disable if flag_non_call_exceptions.
6970 * stmt.c (expand_return): Remove always true predicate.
6971 (expand_decl_cleanup_no_eh): Remove dead code.
6973 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6974 barrier code. Add a scheduling barrier if a non-call insn
6975 can throw internally.
6977 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6978 Auto-inc addresses trap only if their base register does.
6980 * except.c (can_throw_internal): Rename from can_throw.
6981 * except.h, resource.c: Update references.
6983 * integrate.c (copy_insn_list): Use returnjump_p.
6984 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6986 * function.h (struct function): Move all boolean valued fields
6987 to single bit fields at the end of the struct.
6989 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6991 Rename asynchronous_exceptions to flag_non_call_exceptions.
6993 * gthr-single.h (UNUSED): New. Distinguish between how C
6994 and C++ mark unused function arguments. Use throughout.
6996 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6997 value to target configuration header.
6998 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6999 * config.in, configure: Rebuild.
7000 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
7001 configuration and target defines.
7002 (exceptions_via_longjmp): Remove.
7003 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
7004 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
7006 * except.h (flag_non_call_exceptions): Move ...
7007 * flags.h: ... here.
7009 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
7010 exceptions, put the note on the trapping instruction.
7012 * flags.h (flag_new_exceptions): Remove.
7013 * toplev.c: Don't set it.
7014 * final.c: Don't check it.
7015 * except.c: Provide stub definition.
7017 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
7018 (calculate_global_regs_live): Kill call-clobbered registers
7019 across exception edges.
7020 * reg-stack.c (convert_regs_1): Kill the entire target stack
7021 across non-call exception edges.
7023 * flow.c (cleanup_cfg): Take no argument.
7024 * output.h, sibcall.c, toplev.c: Update all calls.
7026 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7028 * configure.in: Don't check for bcopy.
7029 * configure, config.in: Regenerate.
7031 * system.h: Don't define or prototype bcopy, instead poison it.
7033 2001-03-27 Richard Henderson <rth@redhat.com>
7035 * function.c (expand_function_start): Set DECL_REGISTER on
7036 a pseudo used for DECL_RESULT.
7038 * rtl.h (LCT_NORETURN): New.
7039 * calls.c (emit_library_call_value_1): Handle it.
7041 2001-03-27 Stan Shebs <shebs@apple.com>
7043 * objc/objc-act.c (objc_init): Use dump_base_name.
7044 (gen_declaration): Clear the buffer arg.
7045 (gen_declaration_1): New function, body of gen_declaration.
7046 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
7047 (gen_method_decl): Ditto, plus always clear buffer arg.
7048 (error_with_ivar): Simplify.
7049 (warn_with_method): Ditto.
7050 (build_message_expr): Don't clear buffers.
7051 (dump_interface): Ditto.
7052 (objc_debug): Ditto.
7053 (build_keyword_selector): Clear the buffer by only zeroing
7055 (objc_implementation_context): Declare.
7056 (start_class): Warn about missing @end.
7057 (finish_objc): Ditto.
7059 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7061 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
7063 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7065 * Makefile.in (SYSTEM_H): Define.
7066 Depend on $(SYSTEM_H), not system.h.
7068 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
7070 2001-03-27 Jim Wilson <wilson@redhat.com>
7072 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
7074 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
7075 (process_epilogue): New static function.
7076 (process_set): Call process_epilogue instead of emitting .restore
7078 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
7080 * flow.c (struct reg_cond_life_info): New fields orig_condition
7082 (init_propagate_block_info): Set new fields.
7083 (mark_regno_cond_dead): Set and use new fields.
7084 (flush_reg_cond_reg_1): Likewise.
7085 (and_reg_cond, case AND): Check for redundant AND conditions.
7086 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
7089 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7091 * cppmacro.c (stringify_arg): Null terminate strings.
7093 2001-03-27 Zack Weinberg <zackw@stanford.edu>
7095 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
7096 inclusion style. xm-m68hc11.h no longer exists.
7097 * config/m68hc11/xm-m68hc11.h: Delete file.
7098 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
7100 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
7101 Don't define GCC_VERSION, N_, or PARAMS; don't include
7102 gansidecl.h or stdio.h. Define inhibit_libc here.
7103 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7104 Delete code conditioned on #if GCC_VERSION == 2095.
7106 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
7107 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7108 Delete code conditioned on #if GCC_VERSION == 2095.
7110 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7112 * system.h: Include symcat.h.
7113 (STRINGIFY): Don't define.
7115 * configure.in: Adjust comment.
7117 * builtins.c: Use STRINGX, not STRINGIFY.
7118 * gencheck.c: Likewise.
7119 * gengenrtl.c: Likewise.
7120 * protoize.c: Likewise.
7122 * cpplex.c: Don't include symcat.h.
7123 * cpplib.c: Likewise.
7125 * gansidecl.h (HAVE_STRINGIZE): Don't define.
7127 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7129 * c-typeck.c (digest_init): Fold init expression.
7131 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7133 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
7135 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7137 * except.c (eh_regs): Save results of build_pointer_type to a temp
7138 as FUNCTION_VALUE macro may evaluate its args multiple times.
7140 2001-03-26 Mark Mitchell <mark@codesourcery.com>
7142 * c-common.h (DECL_NUM_STMTS): New macro.
7143 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
7145 (pushdecl): Likewise.
7146 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
7147 * integrate.c (expand_inline_function): Don't check
7149 * print-tree.c (print_node): Don't print it.
7150 * toplev.c (rest_of_compilation): Don't try to inline when
7151 flag_no_inline is on.
7152 * tree.h (DECL_FRAME_SIZE): Remove.
7153 (tree_decl): Adjust accordingly.
7155 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7157 * combine.c (try_combine): Use memcpy, not bcopy.
7159 * genattrtab.c (expand_units): Likewise.
7161 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7163 * i386.md (push mem DI peep2): New.
7164 (mov 0, mov -1 peep2): Handle 64bit.
7165 (lea to arithmetics peep2): Handle 64bit leas.
7166 (rsp arithmetics to push/pop peep2s): New.
7168 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
7170 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7172 * i386.c (struct machine_function): Add save_varrargs_registers.
7173 (ix86_save_varrargs_registers): New macro.
7174 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
7175 (ix86_expand_prologue): Likewise.
7176 (ix86_emit_epilogue_esp_adjustement): Likewise.
7177 (ix86_expand_epilogue): Likewise.
7178 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
7179 (pro_epilogue_adjust_stack_1): New insn.
7180 (pro_epilogue_adjust_stack_rex64): Likewise.
7181 * i386.h (MASK_NO_RED_ZONE): New constant.
7182 (TARGET_RED_ZONE): New macro.
7183 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
7184 (RED_ZONE_SIZE): New constant.
7185 (RED_ZONE_RESERVE): New constant.
7187 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7189 * toplev.c (set_float_handler): Use memcpy, not bcopy.
7191 2001-03-25 Kazu Hirata <kazu@hxi.com>
7193 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
7196 (umodhi3): Likewise.
7199 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7201 * mkconfig.sh (DEFINES): Handle entries with '='.
7203 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
7204 Set xm_defines to MACRO=value instead.
7206 * i370/xm-mvs.h: Delete.
7208 * ns32k/xm-pc532-min.h: Likewise.
7210 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7212 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
7214 use ix86_expand_binary_operator
7215 (?sh??i_?): Disable for 64bit.
7216 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
7217 * i386.c (shiftdi_operand): New predicate.
7219 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
7220 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
7221 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
7222 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
7223 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
7224 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
7225 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
7226 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
7227 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
7228 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
7229 (rotldi3, rotrdi3): New expanders.
7231 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
7233 * i386.md (movstrsi): Move offline.
7235 (strmovdi_rex64): New.
7236 (strmov?i): Accept 64bit.
7237 (strmov?i_rex64): New.
7238 (strmov?i_rex_1): New.
7239 (strmov?i_1): Disable for 64bit.
7240 (rep_mov?i_rex64): New.
7241 (rep_mov?i): Disable for 64bit.
7242 (clrstrsi): Move offline.
7243 (strset?i_rex64): New.
7244 (strset?i: Accept 64bit.
7245 (rep_stos?i): Disable for 64bit.
7246 (rep_stos?i_rex64): New.
7247 (strset?i_rex_1): New.
7248 (strset?i_1): Disable for 64bit.
7249 (cmpstrsi): Accept 64bit.
7250 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
7251 (cmpstrqi_nz_rex_1): New.
7252 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
7253 (strlensi): Move offline.
7255 (strlenqi_1): Disable for 64bit; fix constraints.
7256 (strlenqi_rex_1): New.
7257 * i386.c (ix86_adjust_counter): New static function.
7258 (ix86_zero_extend_to_Pmode): Likewise.
7259 (ix86_expand_aligntest): Likweise.
7260 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
7261 (ix86_expand_movstr): New global function.
7262 (ix86_expand_clrstr): New global function.
7263 (ix86_expand_strlen): New global function.
7264 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
7265 ix86_expand_strlen): Declare.
7266 (ix86_expand_strlensi_unroll_1): Delete.
7268 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
7270 * i386.md (cmpdi): Fix operand predicates.
7271 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
7272 cmpdi_1_insn_rex64): New patterns.
7273 (adddi3): Turn to expander.
7274 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
7275 (addsi3_carry_zext): New pattern.
7276 (adddi_?_rex64): New patterns and splitters.
7277 (addsi_?_zext): New patterns.
7278 (subsi3_carry_zext): New pattern.
7279 (subdi_?_rex64): New patterns and splitters.
7280 (iorsi_?_zext): New patterns.
7281 (iordi_?_rex64): New patterns and splitters.
7282 (iorsi_?_zext): New patterns.
7283 (iorsi_?_zext_imm): New patterns.
7284 (xorsi_?_zext): New patterns.
7285 (xordi_?_rex64): New patterns and splitters.
7286 (xorsi_?_zext): New patterns.
7287 (negdi*): New patterns.
7288 (one_cmpldi*): Likewise.
7289 (one_cmplsi*_zext, negsi*_zext): Likewise.
7290 (testqi_ext_3_rex64): New pattern.
7292 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
7294 * i386-protos.h (ix86_split_long_move): Return void.
7295 * i386.c (ix86_split_to_parts): Handle 64bit target.
7296 (ix86_split_long_move): Likewise.
7297 * i386.md (all calls to ix86_split_long_move): Update.
7299 2001-03-23 Richard Henderson <rth@redhat.com>
7301 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
7302 to avoid shadowing arguments.
7304 2001-03-23 Jakub Jelinek <jakub@redhat.com>
7306 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
7307 to variable names where DECL_NAME is different from
7308 DECL_ASSEMBLER_NAME.
7310 2001-03-23 Jim Wilson <wilson@redhat.com>
7312 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
7313 (assemble_alias): Call make_decl_rtl.
7315 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
7317 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
7319 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
7321 * extend.texi: Document the "java_interface" attribute.
7323 2001-03-22 Zack Weinberg <zackw@stanford.edu>
7325 * mkconfig.sh: Use a subshell with redirected stdout,
7326 instead of closing stdout and confusing commands that run
7327 afterward. Throw away output of cmp.
7329 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
7331 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
7333 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
7335 * i386.md (zero_extendsidi2_32): Break out from ...
7336 (zero_extendsidi2): ... here ; turn to expander.
7337 (zero_extendsidi2_rex64): New.
7338 (extendsidi2_32): Break out from ...
7339 (extendsidi2): ... here ; turn to expander.
7340 (extendsidi2_rex64): New.
7341 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
7342 (trunc?f?f splitters): Add 64bit versions.
7344 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
7346 * i386.md (pushsi, pushsi2_prologue): Disable.
7347 (pushsi2_rex64): New.
7348 (movabs?i_1_rex64, movabs?i_2_rex64): New.
7349 (movqi_ext_1): Disable for 64bit.
7350 (movqi_ext_1_rex64): New.
7351 (pushdi2_rex64): New pattern, peep2s and splitter.
7352 (pushdi2_prologue_rex64): New pattern.
7353 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
7355 (movdi splitters): Disable for 64bit.
7356 (movdi_1_rex64): New pattern, peep2s and splitters.
7357 (swapdi): New pattern.
7358 (pushsf): Disable for 64bit.
7359 (pushsf_rex64): New pattern and splitter.
7360 (pushdf_nointeger): Disable for 64bit.
7361 (pushdf_integer): Handle the 64bit case.
7362 (pushtf): Likewise; update splitters.
7364 2001-03-22 Richard Henderson <rth@redhat.com>
7366 * mkconfig.sh: Include insn-flags.h.
7367 * Makefile.in (CONFIG_H): Include insn-flags.h.
7368 (lots of objects): Remove insn-codes.h and insn-flags.h.
7370 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
7371 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
7372 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
7373 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
7374 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
7375 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
7376 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
7377 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
7378 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
7379 v850/v850.c, vax/vax.c:
7380 Don't include insn-flags.h.
7382 * diagnostic.c, expr.h, reload.c, toplev.c:
7383 Don't include insn-codes.h.
7385 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
7386 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
7387 c4x/c4x.c, i960/i960.c, mips/mips.c:
7388 Don't include insn-codes.h or insn-flags.h.
7390 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
7391 or insn-flags.h in the generated code.
7392 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
7393 (main): Forward declare struct rtx_def.
7395 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
7397 * invoke.texi (-ffast-math): Remove duplicate line about
7400 * gcc.texi: Remove more obsolete documentation of bugs and
7401 installation problems.
7403 2001-03-21 Kazu Hirata <kazu@hxi.com>
7405 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
7408 2001-03-20 Jason Merrill <jason@redhat.com>
7410 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
7412 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
7413 * varasm.c (CHKR_PREFIX): Likewise.
7415 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7417 * gcse.c (hash_scan_set): An expression is not anticipatible if it
7418 is part of a multi-SET insn.
7420 * cse.c (find_comparison_args): Remove previous change.
7421 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
7424 * config/i386/i386.md (conditional_trap): Remove warning.
7426 * recog.c (push_operand): Fix error in last change that caused
7427 undefined symbol on many targets.
7429 * sdbout.c: #include ggc.h.
7430 (sdbout_init): Move to end of file.
7431 Call ggc_add_tree_root for anonymous_types.
7432 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
7433 (sdbout_one_type): Use DECL_NAME for field name.
7434 * Makefile.in (sdbout.o): Show includes ggc.h.
7436 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
7438 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
7439 (override_options): Use properlimits for preferred_stack_boundary.
7440 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
7442 (ext_register_operand): Accept DImode.
7443 (load_pic_register): Abort on 64bit.
7444 (gen_push): Use Pmode instead of SImode.
7445 (ix86_save_reg): Pic reg is never used on 64bit.
7446 (ix86_expand_prologue): Likewise.
7447 (ix86_emit_save_regs): Use Pmode instead of SImode.
7448 (legitimate_address_p): Check displacement for 64bit.
7449 (print_operand): Avoid outputting of (%rip) on 64bit.
7450 (print_operand_address): Output (%rip) where possible.
7451 (split_di): Abort on 64bit registers.
7452 (ix86_expand_branch): DImode comparison is simple for x86_64.
7453 (memory_address_length): Recognize memory addresses formed using
7455 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
7457 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
7459 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
7461 * recog.c (push_operand): Recognize new format of push instructions.
7463 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
7465 * i386.md (pushqi1): New.
7466 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
7467 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7468 x86_64_immediate_operand, x86_64_immediate_operand,
7469 x86_64_zext_immediate_operand): Declare.
7470 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
7471 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7472 x86_64_immediate_operand, x86_64_immediate_operand,
7473 x86_64_zext_immediate_operand): define.
7474 * i386.h (PREDICATE_CODES): Add new predicates.
7476 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
7478 * i386.md (pophi1, popqi1, pushqi1): Remove.
7480 * expr.c (emit_single_push_insn): New function.
7481 (move_by_pieces): Accept NULL as destination for push instructions.
7482 (gen_push_operand): Kill.
7483 (emit_push_insn): Pass NULL when pushing; avoid updating of
7484 stack_pointer_delta.
7485 * expr.h (gen_push_operand): Kill.
7487 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7489 * rtl.texi (COMPARE): Clarify documentation and reference section
7492 2001-03-20 Stan Shebs <shebs@apple.com>
7494 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7495 (get_object_reference): Ditto.
7496 (error_with_ivar): Use error_with_file_and_line.
7497 (warn_with_method): Use warning_with_file_and_line.
7499 2001-03-20 Tom Tromey <tromey@redhat.com>
7501 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7503 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7505 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7506 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7508 2001-03-20 DJ Delorie <dj@redhat.com>
7510 * Makefile.in (install-libgcc): Pass complete list of variables.
7511 (install-multilib): Ditto.
7513 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7515 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7516 drectve_section, switch_to_section.
7518 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7519 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7520 i386_pe_mark_dllimport.
7522 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7524 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7525 functions i386_pe_*.
7527 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7528 i386_pe_* functions with char * arguments.
7530 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7532 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7534 (movsi_ie): Introduce fpul store.
7536 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7538 * Makefile.in (OBJS): Remove hashtab.o.
7540 2001-03-19 Stan Shebs <shebs@apple.com>
7542 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7543 * c-lang.c (maybe_objc_method_name): Ditto.
7544 * c-tree.h (maybe_objc_method_name): Remove decl.
7546 2001-03-19 Tom Tromey <tromey@redhat.com>
7548 * gcc.c (init_gcc_specs): Fix comment.
7550 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7552 Compute DECL_ASSEMBLER_NAME lazily.
7553 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7554 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7555 (SET_DECL_ASSEMBLER_NAME): Likewise.
7556 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7557 (set_decl_assembler_name): Declare.
7558 (lang_set_decl_assembler_name): Likewise.
7559 * tree.c (lang_set_decl_assembler_name): New variab.e
7560 (set_decl_assembler_name): New function.
7561 (init_obstacks): Set lang_set_decl_assembler_name.
7562 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7563 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7564 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7565 where it's not necessary.
7566 (builtin_function): Likewise.
7567 (finish_decl): Likewise.
7568 * dbxout.c (dbxout_type_methods): Likewise.
7569 * ggc-common.c (ggc_mark_trees): Likewise.
7570 * profile.c (output_func_start_profiler): Likewise.
7571 * varasm.c (make_decl_rtl): Likewise.
7573 * cse.c (find_comparison_args): Update documentation. Fix
7574 mishandling of COMPARE operations.
7576 * tree.def (ABS_EXPR): Add documentation.
7577 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7579 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7581 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7583 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7585 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7586 Remove ia32 linux PIC kludge and move it...
7587 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7589 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7591 * i386.md (absdf2 expander): Fix 64bit case.
7593 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7595 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7597 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7599 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7601 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7603 * README.X11: Remove obsolete file.
7605 2001-03-18 Anthony Green <green@redhat.com>
7607 * config/pj/pj.h: Remove some trailing commas.
7608 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7610 2001-03-18 Richard Henderson <rth@redhat.com>
7612 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7613 * calls.c: ... here.
7614 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7615 defaults for them here.
7617 2001-03-17 Anthony Green <green@redhat.com>
7619 * config/pj/lib1funcs.S: Fix broken comment.
7620 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7623 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7625 * gcc.texi: Remove obsolete information relating to build and
7626 installation problems with enquire or the Pyramid C compiler.
7628 2001-03-17 Richard Henderson <rth@redhat.com>
7630 * dwarf2out.c (queue_reg_save): New.
7631 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7632 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7634 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7635 (cfa, cfa_store, cfa_temp): Make static.
7636 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7638 2001-03-17 Richard Henderson <rth@redhat.com>
7640 * integrate.h (struct inline_remap): Add local_return_label.
7641 * integrate.c (expand_inline_function): Initialize it and emit
7642 it after copy_insn_notes.
7643 (copy_insn_list): Don't store local_return_label here.
7644 (copy_insn_notes): New function split out from copy_insn_list.
7646 2001-03-17 Richard Henderson <rth@redhat.com>
7648 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7649 is generating .debug_line.
7650 (dwarf2out_init): Add main_input_filename to the file table first.
7651 * configure.in (as_dwarf2_debug_line): Test with file number 1
7652 instead of file number 0.
7654 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7656 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7657 (gen_rtx_combine): Deleted; all references changed as appropriate.
7658 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7660 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7662 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7664 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7667 2001-03-16 Jim Wilson <wilson@redhat.com>
7669 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7670 then set it to LOC_REG (79) instead of aborting.
7672 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7674 * gccbug.in: Remove high priority.
7676 2001-03-16 Richard Henerson <rth@redhat.com>
7678 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7679 output with a space instead of deleting it.
7680 * configure: Regenerate.
7682 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7684 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7685 handles the gory details of converting an object file into
7686 something that's safe to grep.
7687 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7688 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7689 newlines at either end of the string we're looking for.
7690 Make 'checking ...' message less stilted.
7691 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7692 ARM in-memory layout and its hypothetical converse. Don't
7693 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7694 HOST_WORDS_BIG_ENDIAN.
7696 * configure.in: Adjust for renamed macro. Move
7697 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7698 * configure, config.in: Regenerate.
7700 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7702 * fixinc/Makefile.in: Set SHELL.
7704 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7706 * fixinc/fixincl.c (fix_with_system): Quote file names before
7707 passing them to shell.
7709 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7711 * Makefile.in: Use fix-header$(build_exeext) instead
7714 2001-03-16 Richard Henderson <rth@redhat.com>
7716 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7717 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7718 (size_of_line_prolog): Remove.
7719 (output_line_info): Compute prologue size via label difference.
7720 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7722 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7723 assembler error when redefining file numbers.
7724 * config.in, configure: Rebuild.
7726 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7727 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7728 (dw2_asm_output_delta_uleb128): Likewise.
7729 (dw2_asm_output_delta_sleb128): Similarly.
7730 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7732 2001-03-16 Michael Meissner <meissner@redhat.com>
7734 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7736 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7738 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7740 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7741 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7742 being unsigned in ISO C and signed in traditional.
7743 (expand_prologue): Ditto.
7744 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7746 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7748 (divsi3,divdi3): Ditto.
7749 (modsi3,moddi3): Ditto.
7750 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7751 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7752 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7755 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7757 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7758 SSE based conditional moves on LTGT/UNEQ conditions;
7759 Canonicalize EQ to NE.
7760 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7761 (sse_mov?fcc_ne): New.
7763 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7765 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7767 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7768 register may be dead.
7770 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7772 * Makefile.in (hash.o): Depend on CONFIG_H.
7774 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7776 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7778 2001-03-15 Richard Henderson <rth@redhat.com>
7780 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7781 (ASM_OUTPUT_DWARF_PCREL): New.
7782 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7784 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7786 * cppfiles.c (stack_include_file): Use MAX of sysp.
7788 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7790 * config.gcc (ia64*-*-hpux*): New case.
7791 * config/ia64/hpux.h: New file for HP-UX support.
7792 * config/ia64/t-hpux: New file for HP-UX support.
7794 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7796 * fixinc/inclhack.def (irix_stdio_va_list): New.
7797 * fixinc/fixincl.x: Rebuilt.
7799 2001-03-15 Richard Henderson <rth@redhat.com>
7801 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7802 if provided by the target.
7803 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7804 (dw2_asm_output_addr): New.
7805 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7806 * dwarf2out.c (output_cfi): Use it for program addresses.
7807 (output_call_frame_info, output_die): Likewise.
7808 (output_aranges, output_line_info): Likewise.
7810 2001-03-15 Bruce Korb <bkorb@gnu.org>
7812 * gcc.c(main): make more rigorous
7813 * collect2.c(main): guard against ignoring SIGCHLD
7814 * protoize.c(main): ditto
7815 * gcc/fixinc/fixincl.c(initialize): ditto
7817 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7819 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7820 (sdbout_parms): Likewise.
7822 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7824 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7825 "widen" a destination that is already wider than a word. Also do
7826 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7828 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7830 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7832 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7834 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7836 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7838 * i960.h (i960_maxbitalignment,
7839 i960_last_maxbitalignment): Declare.
7840 * i960.c (i960_maxbitalignment,
7841 i960_last_maxbitalignment): Make global.
7842 (process_pragma): Delete.
7843 (i960_pr_align, i960_pr_noalign): Move from here ...
7844 * i960-c.c: ... to this new file.
7845 * t-960bare (i960-c.o): New rule.
7846 * t-vxworks960 (i960-c.o): Likewise.
7847 * config.gcc (i960-*-*): Define c_target_objs and
7850 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7852 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7853 without adding in rtx code and mode.
7855 * alias.c (init_alias_analysis): Don't use any rtx whose value
7856 varies as a known value.
7857 Delete a superfluous test.
7859 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7861 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7862 scheduling a stop bit.
7863 (ia64_emit_nops): Correctly handle ASMs.
7865 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7867 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7869 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7871 * cpp.texi: Update documentation for -include and -imacros.
7872 * cppfiles.c (struct include_file): Remove "defined" memeber.
7873 (find_or_create_entry): Make a copy of the file name, and
7875 (open_file): Update to ensure we use the simplified filename.
7876 (stack_include_file): Don't set search_from.
7877 (cpp_included): Don't simplify the path name here.
7878 (find_include_file): New prototype. Call search_from to
7879 get the start of the "" include chain. Don't simplify the
7881 (_cpp_execute_include): New prototype. Move diagnostics to
7882 do_include_common. Update.
7883 (_cpp_pop_file_buffer): Don't set defined.
7884 (search_from): New prototype. Use the preprocessor's cwd
7885 for files included from the command line.
7886 (read_name_map): Don't simplify the pathname here.
7887 * cpphash.h (enum include_type): New.
7888 (struct buffer): Delete search from. New search_cached.
7889 (_cpp_execute_include): Update prototype.
7890 * cppinit.c (do_includes): Use _cpp_execute_include.
7891 * cpplib.c (do_include_common): New function.
7892 (do_include, do_include_next, do_import): Use it.
7894 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7896 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7897 contents of the RTL, to determine the name of the object.
7899 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7901 * tree.h (DECL_RTL): Allocate RTL lazily.
7902 (SET_DECL_RTL): New macro.
7903 (DECL_RTL_SET_P): Likewise.
7904 (COPY_DECL_RTL): Likewise.
7905 (DECL_RTL_IF_SET): Likewise.
7906 * varasm.c (make_decl_rtl): Add assertions about the kind of
7907 declaration we are processing.
7908 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7909 (start_decl): Likewise.
7910 (finish_decl): Likewise.
7911 * c-semantics.c (emit_local_var): Likewise.
7912 * calls.c (expand_call): Likewise.
7913 * dbxout.c (dbxout_symbol): Likewise.
7914 * emit-rtl.c (unshare_all_rtl): Likewise.
7915 (unshare_all_decls): Likewise.
7916 (reset_used_decls): Likewise.
7917 * expr.c (store_constructor): Likewise.
7918 (safe_from_p): Likewise.
7919 (expand_expr): Likewise.
7920 * function.c (put_var_into_stack): Likewise.
7921 (instantiate_decls_1): Likewise.
7922 (assign_parms): Likewise.
7923 (expand_function_start): Likewise.
7924 (expand_function_end): Likewise.
7925 * ggc-common.c (gcc_mark_trees): Likewise.
7926 * integrate.c (function_cannot_inline_p): Likewise.
7927 (copy_decl_for_inlining): Likewise.
7928 (expand_inline_function): Likewise.
7929 (integrate_parm_decls): Likewise.
7930 (integrate_decl_tree): Likewise.
7931 * print-tree.c (print_node): Likewise.
7932 * reg-stack.c (stack_result): Likewise.
7933 * stmt.c (label_rtx): Likewise.
7934 (expand_return): Likewise.
7935 (expand_decl): Likewise.
7936 (expand_decl_cleanup): Likewise.
7937 (expand_anon_union_decl): Likewise.
7938 * toplev.c (check_global_declarations): Likewise.
7939 (rest_of_decl_compilation): Likewise.
7940 * tree.c (simple_cst_equal): Likewise.
7941 * objc/objc-act.c (generate_static_references): Likewise.
7943 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7945 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7946 gcc_AC_C_FLOAT_FORMAT): New macros.
7947 * configure.in: Add AC_PROG_CPP after CC tests;
7948 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7949 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7950 * configure, config.in: Regenerate.
7952 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7953 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7954 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7955 config/i370/xm-linux.h, config/i370/xm-oe.h,
7956 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7957 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7958 config/pa/xm-linux.h, config/pa/xm-pa.h,
7959 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7960 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7961 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7962 config/we32k/xm-we32k.h: Delete.
7964 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7965 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7966 config/vax/xm-vms.h: Don't define any of:
7967 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7969 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7971 * config.gcc: Remove references to deleted files.
7972 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7973 FATAL_EXIT_CODE, which is the same between oe and mvs).
7975 2001-03-14 DJ Delorie <dj@redhat.com>
7976 Vladimir Makarov <vmakarov@redhat.com>
7978 * config/i960/i960.c (i960_function_prologue): Compute size of
7979 frame according to number of registers actually saved there.
7981 2001-03-14 Richard Henderson <rth@redhat.com>
7983 * expr.c (emit_move_insn_1): Fix else if around #endif.
7985 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7988 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7991 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7993 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7994 (override_options): Parse cmodel string.
7995 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7996 * i386.h (TARGET_OPTIONS): Add "cmodel".
7997 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7999 (ix86_cmodel_string, ix86_cmodel): Declare.
8001 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
8004 * i386.h (GENERAL_REG_P): Add missing REG_P.
8006 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
8008 * configure.in: Use $gcc_cv_as instead of $as.
8009 * configure: Regenerated.
8011 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
8013 * cppfiles.c (stack_include_file): Only increase the include
8014 count if we actually process the file properly, as opposed
8015 to treating it as length zero. Only call read_include_file
8016 if not DO_NOT_REREAD. Handle the -H include file output
8018 (read_include_file): Remove now redundant DO_NOT_REREAD check.
8019 (cpp_included, find_include_file): Simplify pathnames after
8020 remapping them. If remapping, don't use the remapped file
8021 name's buffer as our scratch buffer.
8022 (cpp_pop_file_buffer): Replace the multiple include macro
8023 only if it isn't yet set.
8024 (read_name_map): Simplify remapped names when reading in.
8025 (remap_filename): Move code to code path that uses it.
8026 (_cpp_simplify_pathname): Return the input pointer.
8027 * cpphash.h (_cpp_simplify_pathname): Update prototype.
8029 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8031 * expr.c (expand_expr): Revove bogus conditional.
8033 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
8035 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
8037 2001-03-14 Jakub Jelinek <jakub@redhat.com>
8039 * reg-stack.c (stack_result): Unconditionally use
8040 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
8042 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
8044 * expr.c (emit_move_insn_1): Split push of complex value when
8045 no suitable push instruction exist.
8047 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
8048 instead of QI_REG_P.
8050 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8052 * alias.c (handled_component_p, can_address_p): New functions.
8053 (get_alias_set): Use them.
8055 2001-03-13 Jim Wilson <wilson@redhat.com>
8057 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
8058 from 80 in try_locals code.
8059 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
8061 2001-03-13 Zack Weinberg <zackw@stanford.edu>
8063 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
8064 gcc_AC_C_LONG_LONG): New.
8065 * configure.in: Use them. Probe the size of short, int, long,
8066 and long long/__int64 if we have them. Move all the AC_C_*
8067 checks together, except gcc_AC_C_CHAR_BIT which has to go
8068 after AC_CHECK_HEADERS(limits.h).
8069 Take hwint.h out of host_xm_file and build_xm_file.
8071 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
8072 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
8073 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
8074 Move the HOST_WIDEST_INT setup logic here from system.h.
8075 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
8077 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
8078 is now handled by hwint.h.
8080 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
8081 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
8082 config/ia64/xm-ia64.h: Don't define any of:
8083 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
8084 HOST_BITS_PER_LONGLONG.
8086 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
8087 config/h8300/xm-h8300.h, config/mips/iris6.h,
8088 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
8089 config/sparc/xm-sp64.h: Delete.
8090 * config.gcc: Remove references to deleted files.
8092 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
8093 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
8094 * config/i370/xm-linux.h: Clarify floating-point situation in
8097 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
8099 * cppfiles.c (NO_INCLUDE_PATH): New macro.
8100 (find_include_file): Decide here which part of the include
8101 chain to start the search. Complain about an empty include
8102 chain in all cases apart from an abolsute file name.
8103 (_cpp_execute_include): Don't choose the search chain here.
8104 Don't call handle_missing_include in the case of an empty
8106 (_cpp_compare_file_date): Don't choose the search chain here.
8107 * cpplib.c (do_include_next): Move the in-main-file diagnostic
8108 here from _cpp_execute_include. Behave like #include if
8109 we're in the main file.
8111 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8113 * system.h (malloc, realloc, calloc, strdup): Only poison these
8114 tokens when IN_GCC is defined.
8116 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
8118 * i386.md (abs?f expander): Support SSE case.
8119 (abd?f_if): Add new "USE"; add splitters.
8121 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8123 * cpp.texi (poison): Explain the macro expansion exception.
8125 2001-03-13 Jakub Jelinek <jakub@redhat.com>
8127 * expr.c (store_expr): Add dont_store_target. If temp is already in
8128 target before copying to reg, don't store it into target again.
8130 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8132 * cppinternals.texi: Update for file handling.
8134 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8136 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
8137 2001-02-24 which broke building the Java library.
8138 * function.c (identify_blocks): Likewise.
8139 (all_blocks): Likewise.
8140 * integrate.c (integrate_decl_tree): Likewise.
8141 * print-tree.c (print_node): Likewise.
8142 * tree.h (BLOCK_NUMBER): Likewise.
8143 (struct tree_block): Likewise.
8145 2001-03-12 David Edelsohn <edelsohn@gnu.org>
8147 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
8148 __WCHAR_TYPE__ definition.
8149 (WCHAR_TYPE_SIZE): #undef before #define.
8151 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8153 * cppfiles.c: Update comments.
8154 (destroy_include_file_node): Rename destroy_node.
8155 (find_or_create_entry): New function.
8156 (open_file, _cpp_fake_include): Use it.
8157 (handle_missing_header): New function, broken out of
8158 _cpp_execute include. Don't segfault if there is no
8159 system or quoted path.
8160 (_cpp_execute_include): Use handle_missing_header.
8162 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8164 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
8165 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
8167 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8169 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
8170 unless anti_dependence says they are.
8171 * alias.c (objects_must_conflict): If neither has a type specified,
8174 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8175 David Billinghurst <David.Billinghurst@riotinto.com>
8177 * config/mips/iris5.h: Change WCHAR_TYPE to int.
8179 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
8181 * i386.md (trunctfdf2_2): Rename missnamed pattern.
8182 (*_one_bit): Remove type on the match_operand in attributes.
8184 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
8186 * i386.c: Commit forgotten hunk in previous patch.
8187 (regclass_map): Add extended registers.
8188 (dbx_register_map): Add missing frame register.
8190 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
8192 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
8194 * i386.md (x86_sahf_1): Disable for 64bit.
8195 (popsi*, pophi*): Likewise.
8196 (pushqi, pushhi): Likewise.
8197 (movdi, pushdi): Likewise.
8198 (zero extend DImode splitter): Likewise.
8199 (adddi, minusdi splitter): Likewise.
8200 (umulsidi): Likewise.
8202 (mulsidi): Disable for 64bit
8203 (lshift:DI/ashift:DI): Disable for 64bit.
8204 (loop patterns): Likewise.
8205 (call_pop, call_value_pop expanders and patterns): Likewise.
8206 (prologue_get_pc): Likewise.
8208 (fcmovDI pattern and splitter): Likewise.
8209 (movdfcc_1_rex64): New.
8211 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
8213 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
8214 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
8215 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
8216 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
8217 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
8218 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
8219 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
8220 (PUSH_ROUNDING): x86_64 rounds to 64bits.
8221 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
8222 (REGPARM_MAX): Set to 6 for x86_64.
8223 (SSE_REGPARM_MAX): Set to 16 for x86_64.
8224 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
8227 * (patterns that does use upper halves): Update constraints
8228 'q' to 'Q' and 'r' to 'R'.
8229 (cmpqi_ext_1): Disable for 64bit.
8230 (cmpqi_ext_3_insn): Likewise.
8231 (movqi_extzv_1): Likewsie.
8232 (addqi_ext_1): Liekwsie
8233 (testqi_ext_1): Liekwsie
8234 (andqi_ext_1): Liekwsie
8235 (xorqi_ext_1): Liekwsie
8236 (cmpqi_ext_1_rex64): New.
8237 (cmpqi_ext_3_insn_rex64): Likewise.
8238 (movqi_extzv_1_rex64): Likewsie.
8239 (addqi_ext_1_rex64): Liekwsie
8240 (testqi_ext_1_rex64): Liekwsie
8241 (andqi_ext_1_rex64): Liekwsie
8242 (xorqi_ext_1_rex64): Liekwsie
8244 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8246 * configure.in: Move check for unsigned enumerated bitfields
8247 to macro in aclocal.m4. Disable it for now.
8248 * configure, config.in: Regenerate.
8249 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
8250 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
8251 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
8252 kind above its first use.
8254 * config/xm-interix.h, config/alpha/xm-alpha.h,
8255 config/i370/xm-linux.h, config/i386/xm-beos.h,
8256 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
8257 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8258 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
8259 Don't define ONLY_INT_FIELDS under any circumstances.
8261 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
8263 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8264 config/sparc/xm-sysv4.h: Delete - now identical with some
8266 * config.gcc (hppa targets): Replace xm-pahpux.h and
8267 xm-papro.h with implicit xm-pa.h.
8268 (sparc targets): Replace xm-sysv4.h with implicit or explicit
8271 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
8273 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
8274 before reload_cse_noop_set_p.
8276 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8278 * config.gcc: Where xm-host.h used to include another
8279 xm-host.h, list the nested header directly in xm_file. Remove
8280 references to deleted files. Can now use sparc/xm-sp64.h for
8283 * config/xm-linux.h, config/arm/xm-linux.h,
8284 config/i386/xm-dos.h, config/i386/xm-gnu.h,
8285 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
8286 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
8287 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
8288 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
8291 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
8292 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
8293 bother to wrap #undef in #ifdef.
8294 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
8295 Don't include xm-linux.h.
8296 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
8298 * configure.in: Wrap regexps using [] in changequote block.
8299 Use expr : not echo | grep. Simplify regexps.
8300 * configure: Regenerate.
8302 56 xm-files remain, 22 xm-arch.
8304 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8306 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
8307 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8308 (local_index, local_rindex): Delete, use strchr/strrchr instead.
8309 (copy_object): Fix format specifier vs argument mismatch.
8311 * mips-tdump.c: Make local functions static.
8312 (rindex): Don't #undef.
8313 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8314 (fatal, fancy_abort): Delete.
8315 (read_seek): Avoid signed/unsigned compare.
8317 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8319 * combine.c (try_combine): Fix error in change to try original
8321 (gen_rtx_combine): Do same as gen_rtx for now.
8323 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8325 * configure.in: AC_SUBST xm_defines.
8326 * configure: Regenerate.
8327 * Makefile.in: Set DEFINES=$(xm_defines) when building
8330 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8332 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
8333 (cpp_included, find_include_file): Update.
8334 (_cpp_compare_file_date): Make else unconditional.
8336 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
8338 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
8340 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8342 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
8343 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
8345 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
8347 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
8348 if it's a record type.
8350 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
8352 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
8353 mingw includes slightly.
8355 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8357 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
8358 #undef token before poisoning it.
8360 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8362 * alpha.c (check_float_value): Use memcpy, not bcopy.
8364 * m32r.c (m32r_sched_reorder): Likewise.
8366 * vax.c (check_float_value): Likewise.
8368 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8370 * toplev.c (file_name_nondirectory): Remove.
8371 * toplev.h: Similarly.
8372 * dwarf2out.c (compute_section_prefix): Use lbasename instead
8373 of file_name_nondirectory.
8375 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8377 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
8378 * mips-tfile.c: Don't #undef rindex; not used.
8380 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
8382 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
8383 (dbx64_register_map): Declare.
8384 (RETURN_ADDR_RTX): Fix for 64bit.
8385 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
8386 (INCOMING_FRAME_SP_OFFSET): Set to 8.
8387 * i386.c (dbx64_register_map): New global array.
8388 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
8389 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
8392 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8394 * cppfiles.c (search_from): Use lbasename.
8395 * mkdeps.c (deps_add_default_target): Use lbasename.
8397 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8399 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
8400 xcalloc in lieu of malloc, realloc & calloc.
8402 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
8404 * gengenrtl.c (xmalloc): Likewise.
8406 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
8407 really_call_* memory allocation routines.
8409 * stmt.c (check_for_full_enumeration_handling): Use
8410 really_call_calloc, not calloc.
8412 * system.h (really_call_malloc, really_call_calloc,
8413 really_call_realloc): Define.
8414 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
8416 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
8418 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
8420 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
8422 * configure: Rebuilt.
8423 * configure.in: Only use `lang_requires' for languages athat are
8426 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
8428 * invoke.texi: Fix typo.
8429 * gcc.1: Regenerate.
8431 2001-03-09 Zack Weinberg <zackw@stanford.edu>
8433 * configure.in: Prune nonexistent files from build_xm_file,
8434 xm_file, and host_xm_file lists. Warn unless they're
8436 Don't generate *config.h here.
8437 AC_SUBST all variables needed to generate *config.h.
8438 * configure: Regenerate.
8439 * mkconfig.sh: New helper script, from code removed from
8441 * Makefile.in: Zap all MALLOC variables - no longer used
8442 anywhere, and malloc.c doesn't exist.
8443 Substitute in variables needed to generate *config.h.
8444 Stop lying about the dependencies contained in CONFIG_H and
8446 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
8447 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
8448 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
8449 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
8450 $(TM_P_H), etc. as appropriate.
8452 * config.gcc: Zap references to deleted files.
8453 * ggc-none.c: Don't include rtl.h or tm_p.h.
8455 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
8456 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
8457 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
8458 config/i386/xm-linux.h, config/i386/xm-linux.h,
8459 config/i386/xm-next.h, config/i386/xm-openbsd.h,
8460 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
8461 Don't include i386/xm-i386.h.
8463 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
8464 config/i386/xm-i386.h, config/i860/xm-i860.h,
8465 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
8466 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8467 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
8468 Delete (empty except comments, #includes of other deleted
8469 files, and macros used nowhere).
8471 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
8473 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
8474 independent on TARGET_FLAGS.
8476 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
8478 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
8480 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
8482 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
8484 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
8485 LAST_REX_SSE_REG): define.
8486 (enum reg_class): Add 'LEGACY_REGS'
8487 (REG_CLASS_CONTENTS): Likewise; add extended registers.
8488 (SSE_REGNO_P): Recognize extended registers.
8489 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8490 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8491 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8492 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8493 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8494 REG_OK_FOR_STRREG_P): Remove.
8495 (HI_REGISTER_NAMES): Add extended registers.
8496 (ADDITIONAL_REGISTER_NAMES): Likewise.
8497 (QI_REGISTER_NAMES): Add 8bit extended registers.
8498 (DEBUG_REG): Support extended registers.
8499 * i386.c (regclass_map): Add extended registers.
8500 (dbx_register-map): Likewise.
8501 (svr4_dbx_register_map): Likewise.
8502 (print_reg): Support extended registers.
8503 (print_operand): Support 64bit operands.
8505 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8507 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8508 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8509 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8510 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8511 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8512 STACK_BOUNDARY): Set properly for 64bits.
8513 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8514 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8515 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8516 (MOVE_MAX): Set to 16.
8517 (MOVE_MAX_PIECES): 8 for 64bit.
8518 (Pmode): Set to SImode.
8520 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8522 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8524 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8526 * i386.h (mask_64bit): New constant.
8527 (target_64bit): New macro.
8528 (target_options): Add '64'/'32'
8529 (target_default): Define.
8530 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8531 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8532 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8534 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8536 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8538 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8540 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8541 LO_SUM unless for_alias is set.
8543 2001-03-08 Stan Shebs <shebs@apple.com>
8545 * objc/objc-act.c: Fix old typos in comments, add comments for
8547 (hash_init): Fix file name in error message.
8548 (hash_enter): Ditto.
8549 (hash_add_attr): Ditto.
8550 (continue_class): Ditto.
8552 2001-03-08 Bruce Korb <bkorb@gnu.org>
8554 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8555 wait4() can receive the signal.
8557 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8559 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8561 * fixinc/fixincl.x: Regenerate.
8563 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8565 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8567 * fixinc/fixincl.x: Regenerate.
8569 2001-03-08 Richard Henderson <rth@redhat.com>
8571 * configure.in (HAVE_AS_LEB128): New assembler check.
8572 * configure, config.in: Rebuilt.
8574 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8576 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8579 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8581 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8582 references to the MAXPATHLEN macro.
8584 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8585 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8588 * config/i386/xm-gnu.h, config/xm-gnu.h,
8589 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8590 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8591 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8592 and/or unused files.
8594 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8595 doing so in various xm-*.h files.
8597 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8599 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8601 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8603 * configure.in (enable_shared): Support per-package shared-library
8605 * configure: Rebuilt.
8607 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8609 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8610 for crnot. Set operands[5] in splitter.
8612 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8614 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8615 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8616 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8617 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8618 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8619 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8620 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8623 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8624 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8625 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8626 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8627 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8628 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8629 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8630 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8631 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8632 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8633 Delete unused and/or empty files.
8635 * config.gcc: Define USG in xm_defines as appropriate. Define
8636 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8637 macro. Remove deleted xm-* files from $xm_files variable.
8639 2001-03-07 Tom Tromey <tromey@redhat.com>
8641 * configure: Rebuilt.
8642 * configure.in: Allow config-lang.in to set `lang_requires' to list
8643 of other required languages.
8645 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8647 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8649 (output_prologue): Use xmalloc not oballoc.
8650 (output_epilog): Free a29k_first_epilogue_insn when finished.
8651 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8653 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8655 * builtins.c (expand_builtin_mathfn): Check
8656 flag_unsafe_math_optimizations, not flag_fast_math.
8657 (expand_builtin): Likewise
8658 * combine.c (combine_simplify_rtx): Likewise.
8659 (simplify_if_then_else): Likewise.
8660 * cse.c (fold_rtx): Likewise.
8661 * flags.h: Remove flag_fast_math. Add
8662 flag_unsafe_math_optimizations and flag_trapping_math.
8663 * fold-const.c (negate_expr): Check
8664 flag_unsafe_math_optimizations, not flag_fast_math.
8665 (invert_truthvalue): Likewise.
8666 (fold): Likewise. Before associating operands, check that
8667 code == MULT_EXPR, not code != MULT_EXPR.
8668 * ifcvt.c (noce_try_minmax): Check
8669 flag_unsafe_math_optimizations, not flag_fast_math.
8670 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8671 * invoke.texi: Document -funsafe-math-optimizations and
8672 -fno-trapping-math. Change documentation for -ffast-math.
8673 * jump.c (reversed_comparison_code_parts): Likewise.
8674 (rtx_equal_for_thread_p): Likewise.
8675 * optabs.c (emit_conditional_move): Likewise.
8676 * simplify-rtx.c (simplify_binary_operation): Likewise.
8677 (simplify_relational_operation): Likewise.
8678 (simplify_ternary_operation): Likewise.
8679 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8680 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8681 Add trapping-math and unsafe-math-optimizations entries to f_options.
8682 (set_fast_math_flags): New, sets flags for -ffast-math.
8683 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8684 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8685 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8687 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8688 (alpha_emit_conditional_move): Initialize local_fast_math to
8689 flag_unsafe_math_optimizations, not flat_fast_math.
8690 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8691 instead of setting flag_fast_math to 1.
8692 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8694 * config/i386/i386.c (override_options): Likewise
8695 * config/i386/i386.md: Likewise.
8696 * config/m68k/m68k.md: Likewise.
8697 * config/mips/mips.md: Likewise.
8698 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8699 (rs6000_generate_compare): Likewise.
8701 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8703 * Makefile.in: Set RANLIB to @RANLIB@.
8706 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8708 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8709 * fixinc/fixincl.x: Regenerated.
8711 2001-03-07 Richard Henderson <rth@redhat.com>
8713 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8715 2001-03-07 Richard Henderson <rth@redhat.com>
8717 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8718 of block notes and exception handling notes.
8720 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8721 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8722 (compile_file): ... here.
8724 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8726 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8728 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8729 config.h now. Include libiberty.h to handle alloca.
8731 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8733 * c-parse.in (yylexname): New function, split out of _yylex.
8734 (objc_rid_sans_at): New table.
8735 (init_reswords): Initialize it.
8736 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8737 retrieving the next token and checking it for significance as
8738 an ObjC keyword or string constant.
8740 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8741 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8743 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8746 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8748 * config/m68k/m68k.c (const_uint32_operand): Accept any
8749 const_int on a 32-bit host.
8751 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8753 * objc/objc-act.c (init_objc): Set save_lang_status,
8754 restore_lang_status, and mark_lang_status.
8756 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8758 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8760 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8762 * cppinternals.texi: Update.
8764 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8766 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8767 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8768 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8769 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8770 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8771 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8772 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8773 config/i386/xm-i386.h, config/i860/xm-i860.h,
8774 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8775 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8776 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8777 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8778 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8779 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8780 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8781 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8782 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8783 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8784 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8785 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8786 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8787 match the defaults provided in hwint.h.
8789 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8790 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8792 * config.gcc (xm_file): Don't set to files which are deleted.
8794 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8795 guard this file against these macros being undefined.
8797 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8799 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8800 and DECL_DEFER_OUTPUT on the decl we create, before calling
8801 rest_of_decl_compilation.
8803 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8805 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8807 * configure, config.in: Regenerate.
8808 * config.gcc: Remove references to deleted files.
8810 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8811 genrecog.c, rtl.c: Do not use alloca anywhere.
8813 * Makefile.in, build-make, system.h, config/x-interix,
8814 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8815 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8816 config/arc/xm-arc.h, config/arm/xm-arm.h,
8817 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8818 config/h8300/xm-h8300.h, config/i370/x-oe,
8819 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8820 config/i386/x-ncr3000, config/i386/x-sco5,
8821 config/i386/xm-dgux.h, config/i860/x-sysv4,
8822 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8823 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8824 config/m68k/x-hp320g, config/m69k/x-mot3300,
8825 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8826 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8827 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8828 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8829 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8830 config/mips/x-iris, config/mips/x-iris3,
8831 config/mips/x-sni-svr4, config/mips/x-sysv,
8832 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8833 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8834 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8835 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8836 config/pa/xm-papro.h, config/romp/xm-romp.h,
8837 config/rs6000/x-aix31, config/rs6000/x-aix41,
8838 config/rs6000/x-beos, config/rs6000/x-lynx,
8839 config/rs6000/x-mach, config/rs6000/x-rs6000,
8840 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8841 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8842 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8843 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8844 config/vax/xm-vms.h: Eradicate all references to alloca and
8847 * config/xm-alloca.h, config/clipper/x-clix,
8848 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8849 config/i860/x-sysv3, config/m88k/x-sysv3,
8850 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8851 (contained only alloca related hacks).
8853 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8856 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8858 * invoke.texi: Document __FAST_MATH__.
8860 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8862 * crtstuff.c: Restore include of auto-host.h.
8864 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8866 Put main() in a separate file, so that the language
8867 front-end can use a different main().
8870 * toplev.c: (main): Rename as toplev_main.
8871 * toplev.h: Declare toplev_main.
8872 * Makefile.in (OBJS): add toplev.o.
8873 (BACKEND): remove toplev.o, add main.o.
8875 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8877 * cppfiles.c (search_from): Special case the empty string.
8879 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8881 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8882 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8883 strlen or strcpy; we already know the length.
8884 (_cpp_compare_file_date): Similarly.
8885 * cpphash.h (struct cpp_reader): Delete done_initialising.
8886 (CPP_PREV_BUFFER): Delete.
8887 * cppinit.c (cpp_start_read): Don't set done_initialising.
8888 * cpplex.c (parse_string): Guarantee null-termination.
8889 (_cpp_equiv_toklists): Remove.
8890 * cpplib.c (glue_header_name): Null-terminate.
8891 (do_line): Don't leak memory.
8892 * cpplib.h (BT_WEAK): Delete.
8893 * cppmain.c (cb_ident): Strings are now null-terminated.
8895 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8897 * gcc.c (convert_filename): Append executable suffix
8898 if NO_AUTO_EXE_SUFFIX is not defined.
8899 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8900 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8902 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8904 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8905 * c-parse.gperf, c-gperf.h: Delete.
8906 (c-gperf.h was accidently re-added to the CVS repo in the rev
8907 1.16 commit by tromey)
8909 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8911 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8912 macro arguments when looking for the '('.
8913 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8914 2 when really parsing arguments; 1 when looking for '('.
8915 Always restore the lexer position.
8917 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8919 * longlong.h (umul_ppmm): Don't use a multiline string.
8921 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8923 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8924 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8925 t_bool in declaration because pcc can't combine volatile with typedef
8928 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8930 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8931 until when it is really needed.
8932 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8933 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8934 * i386.md (float?i?f splitter): Don't force source operand to memory
8936 (sse_movdfcc): Fix constraint.
8937 (sse_movdfcc splitter): Handle properly the second alternative.
8939 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8941 * cpplex.c (parse_string): Unconditionally pedwarn.
8943 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8946 * cppexp.c (parse_number): Update.
8947 * cpplex.c (parse_string): Pedwarn if multiline string does not
8948 result from a system header's macro.
8949 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8950 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8951 for function-like macros too.
8952 * c-lex.c (lex_number): Update.
8954 2001-03-03 Richard Henderson <rth@redhat.com>
8956 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8958 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8960 * combine.c (try_combine): If split with mode-changed scratch
8961 register didn't work, try the original mode.
8963 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8965 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8966 * config/c4x/c4x.h: Likewise.
8967 * stor-layout.c (compute_record_mode): Likewise.
8968 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8970 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8972 * configure.in: Kill tm.h. Include the files in the $tm_file
8973 list in all three of config.h, hconfig.h, tconfig.h, after the
8974 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8975 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8976 * configure: Regenerate.
8977 * Makefile.in (clean): Don't delete tm.h.
8979 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8980 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8981 those are not defined, set SEC and FEC to 0 and 1.
8982 * gcc.texi: Update to match.
8984 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8985 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8986 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8987 Include tconfig.h, not tm.h.
8989 * config/xm-lynx.h, config/xm-std32.h,
8990 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8991 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8992 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8993 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8994 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8995 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8996 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8997 config/i386/xm-i386.h, config/i860/xm-i860.h,
8998 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8999 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
9000 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
9001 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
9002 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
9003 config/pa/xm-linux.h, config/pa/xm-pa.h,
9004 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
9005 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
9006 config/pj/xm-pj.h, config/romp/xm-romp.h,
9007 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9008 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9009 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9010 config/v850/xm-v850.h, config/vax/xm-vax.h,
9011 config/we32k/xm-we32k.h:
9013 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
9015 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
9016 config/i370/xm-oe.h: Don't include tm.h. Don't define
9018 * config/vax/xm-vms.h: Don't include tm.h.
9020 * config/xm-lynx.h, config/avr/xm-avr.h,
9021 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
9022 Delete; made empty by above changes.
9023 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
9024 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
9025 Don't include config/xm-lynx.h or tm.h.
9027 * config/xm-gnu.h: Don't include fcntl.h.
9028 * config/sparc/xm-lynx.h: Don't include sys/types.h and
9030 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
9032 2001-03-02 Richard Henderson <rth@redhat.com>
9034 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
9035 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
9037 2001-03-02 Richard Henderson <rth@redhat.com>
9039 * Makefile.in (OBJS): Add dwarf2asm.o.
9040 * dwarf2asm.c, dwarf2asm.h: New files.
9041 * dwarf2out.c (*): Use them.
9042 (size_of_uleb128, size_of_sleb128): Remove.
9043 (output_uleb128, output_sleb128): Remove.
9044 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
9045 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
9046 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
9047 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
9048 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
9049 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
9050 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
9051 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
9052 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
9053 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9054 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
9055 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
9056 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
9057 (dwarf2out_frame_debug): Remove unused variables.
9058 (output_loc_operands): Don't abort on 8 byte constants if
9059 host integers are wide enough.
9060 (output_symbolic_ref): Remove.
9061 (size_of_die): Don't assume 4 byte host integers.
9062 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
9064 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
9065 something stupid with HOST_WIDE_INT to long truncation.
9066 [CONST_DOUBLE]: Likewise.
9068 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
9069 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9070 * config/arm/unknown-elf.h: Likewise.
9071 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
9072 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
9073 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
9074 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
9075 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
9076 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
9077 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
9078 (ASM_OUTPUT_DWARF_OFFSET): Remove.
9079 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
9080 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
9081 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
9082 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
9084 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9086 * cselib.c (hash_rtx): Cast enums to unsigned int.
9088 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9090 * print-rtl.c (print_rtx): Cast enums to int for comparison.
9091 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
9093 * c-format.c (C_STD_VER): Cast to int for comparisons.
9094 (check_function_format): Cast various enums to int for &.
9095 (maybe_read_dollar_number): Likewise.
9096 (check_format_info): Likewise.
9097 (check_format_info_main): Likewise.
9098 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
9099 (safe_from_p): Likewise.
9100 * varasm.c (const_hash): Cast enum to int for %.
9101 * emit-rtl.c (init_emit_once): Use int loop variable to work around
9102 pcc enum problems with < and ++ operators.
9103 * regclass.c (init_reg_sets_1): Cast enums for comparison.
9104 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
9105 (regclass_init): Change enum class to int to iterate over reg_classes.
9106 * genrecog.c (merge_trees): Cast enums for comparison.
9107 * rtl.h (GET_CODE): Cast to enum rtx_code.
9108 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
9109 (GET_MODE): Cast to enum machine_mode.
9110 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
9111 (GET_NOTE_INSN_NAME): Cast enum to int.
9112 * tree.h (TREE_CODE): Cast to enum tree_code.
9113 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
9114 * timevar.c (timevar_print): Change loop variable id from enum to
9116 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
9117 * config/i386/i386.md: Use PUT_MODE for mode assignment.
9118 * toplev.c (compile_file): Cast enum DFI to int.
9119 (decode_d_option): Likewise.
9121 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
9123 * cppinit.c (append_include_chain): Mark "after" include file name list
9124 as a system directory.
9125 * cpp.texi: Document new behavior.
9127 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
9129 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
9131 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
9133 * cppfiles.c (struct include_file): Update.
9134 (stack_include_file): Use search_from.
9135 (cpp_included, find_include_file): Update.
9136 (cpp_execute_include): Update. ptr->name may not be
9137 null terminated. Use the new search_from member variable
9139 (_cpp_compare_file_date): Similarly.
9140 (search_from): New function, similiar to actual_directory.
9141 (actual_directory): Delete.
9142 (remap_filename): Update. loc->name may not be null terminated.
9143 (struct file_name_list): Rename search_path. Update.
9144 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
9145 search_from and dir.
9146 (struct cpp_reader): Remove actual_dirs.
9147 * cppinit.c (struct cpp_pending): Update for renamed objects.
9148 (append_include_chain, remove_dup_dir, remove_dup_dirs,
9149 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
9150 * cpplib.h (struct cpp_options): Similarly.
9152 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9154 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
9155 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
9156 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
9157 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9158 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9159 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9160 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
9161 config/i370/xm-linux.h, config/i370/xm-mvs.h,
9162 config/i370/xm-oe.h, config/i386/xm-aix.h,
9163 config/i386/xm-i386.h, config/i386/xm-osf.h,
9164 config/i860/xm-i860.h, config/i960/xm-i960.h,
9165 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
9166 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
9167 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
9168 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
9169 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
9170 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
9171 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
9172 config/pj/xm-pj.h, config/romp/xm-romp.h,
9173 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9174 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9175 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9176 config/v850/xm-v850.h, config/vax/xm-vax.h,
9177 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
9178 Do not define TRUE or FALSE.
9180 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
9181 empty by above change.
9182 * config.gcc: Remove references to these files.
9184 * configure.in: Detect stdbool.h.
9185 * configure, config.in: Regenerate.
9186 * system.h: Include stddef.h here if available.
9187 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
9188 Then set up a sensible boolean type at the very end.
9190 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
9191 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
9193 * hash.h: Delete 'boolean' typedef and related #undefs.
9195 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
9196 all uses of 'boolean' with 'bool'.
9198 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
9200 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
9201 * cppexp.c (lex): Cast enums for comparison.
9202 * cppinit.c (parse_option): Cast enum for comparison.
9203 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
9204 (cpp_output_token): Likewise.
9205 (cpp_can_paste): Cast enums for comparsion and plus/minus.
9206 (cpp_avoid_paste): Cast enums for minus and comparison.
9208 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9210 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
9211 field to all array elements.
9213 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9215 * cpphash.h (struct cpp_reader): Add print_version field.
9216 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
9217 just set print_version and other flags as appropriate.
9218 (cpp_post_options): Print version here if print_version is set.
9220 * toplev.c (exit_after_options): New flag.
9221 (independent_decode_option): Don't exit here; just set
9223 (main): Exit after calling lang_hooks.post_options if
9224 exit_after_options is true.
9226 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
9227 (merge_include_chains): Adjust comment to match code.
9229 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9231 * stringpool.c (set_identifier): New function.
9232 * tree.h: Prototype it.
9234 * c-parse.in: Kill D_YES. If compiled for objc, call
9235 save_and_forget_protocol_qualifiers from init_reswords.
9236 * objc/objc-act.c (remember_protocol_qualifiers,
9237 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
9238 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
9240 (save_and_forget_protocol_qualifiers): New function.
9241 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
9243 2001-03-01 Diego Novillo <dnovillo@redhat.com>
9245 * c-semantics.c (prune_unused_decls): Return error_mark_node
9246 instead of (tree) 1 to stop traversing the tree chain.
9248 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9250 Fix a problem introduced by Kenner's Feb 18 change.
9251 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
9252 flag_cse_skip_blocks only temporarily, not for ever.
9254 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
9256 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
9257 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
9259 * pa.c (emit_move_sequence): Verify operand0 is a hard register
9260 before determining its register class.
9262 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9264 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
9265 from reg 4 if current_function_calls_setjmp.
9266 (gen_nop_type): New function.
9267 (ia64_emit_nops): New function.
9268 (ia64_reorg): Call it.
9269 (ia64_sched_reorder): Move code that rotates bundles up a bit.
9271 * reload1.c (eliminate_regs_in_insn): Restrict the special case
9272 code not to try to optimize adds with anything but a REG destination.
9274 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
9275 (INSN_PRIORITY_KNOWN): New accessor macro.
9276 * haifa-sched.c (priority): Use it instead of testing priority against
9279 2001-02-28 DJ Delorie <dj@redhat.com>
9281 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
9282 since that doesn't work the way gcc wants on a generic m68k.
9284 2001-02-28 Richard Henderson <rth@redhat.com>
9286 * caller-save.c (save_call_clobbered_regs): Fix typo in
9287 comparison last change.
9289 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
9291 * i386.c (pentium4_cost): New.
9292 (m_PENT4): New macro.
9293 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
9294 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
9295 x86_integer_DFmode_moves, x86_partial_reg_dependency,
9296 x86_memory_mismatch_stall): Add Pentium4
9297 (x86_use_q_reg, x86_use_any_reg): Kill.
9298 (override_options): Add pentium4.
9299 (incdec_operand): Return 0 for pentium4.
9300 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
9301 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
9302 (TARGET_PENTIUM4): Define.
9303 (enum processor_type): Add PROCESSOR_PENTIUM4.
9304 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
9305 * i386.md (attribute "cpu"): Add pentium4.
9306 * invoke.texi (march): Add pentium4.
9308 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
9310 * i386.md (sse_mov?fcc*): New patterns and splitters.
9311 * i386.c (ix86_expand_movcc): Work post-reload; recognize
9312 the SSE based conditional moves.
9314 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
9316 * i386.md (attribute mode): Add "TI".
9317 (movsf_1): Add pxor support; remove constant propagation splitter.
9318 (movdf_integer): Likewise.
9319 (movdf_nointeger): Likewise.
9320 (movxf constant prop splitter): Handle all modes; update for SSE.
9321 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
9322 * i386.c (standard_80387_constant_p): Rewrite.
9323 (standard_sse_constant_p): New.
9324 * i386-protos.h (standard_sse_constant_p): New.
9326 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
9328 * i386.md (sse_setccsf, sse_setccdf): New.
9329 (sse_cmp* patterns): Use '%D' instead of outputtting condition
9331 * i386.c (sse_comparison_operator): Accept the supported unordered
9332 comparses; be ready for fast_math.
9333 (print_operand): Support 'D'.
9335 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
9337 * jump.c (reversed_comparison_code): Kill.
9339 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
9341 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
9344 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
9346 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
9347 add missing '%' in constraints.
9349 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
9351 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
9352 for HOST_BITS_PER_WIDE_INT == 32 too.
9354 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
9356 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
9358 (insert_save, insert_restore): New parameter save_mode.
9359 (init_caller_save): Update initialization of reg_save_code
9360 and reg_restore_code.
9361 (save_call_clobbered_regs): Compute save_modes and update calls to
9362 reg_save_code and reg_restore_code.
9363 (insert_restore): Unsignetize numbers; use save_modes to choose mode
9364 of spill; update use of reg_restore_code.
9365 (insert_save): Likewise.
9366 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9367 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9368 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
9370 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9372 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
9373 noce_try_store_flag_inc, noce_try_store_flag_mask,
9374 noce_try_cmove_arith):
9375 Use reversed_comparison_code instead of reverse_comparison and
9376 can_reverse_comparison_p.
9378 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
9380 * jump.c (reversed_comparison_code_parts): Allow reversal of
9381 unordered compares in -ffast-math mode; reverse ordered compares
9382 for FP even w/o -ffast-math.
9384 2001-02-27 Richard Henderson <rth@redhat.com>
9386 * print-rtl.c (print_rtx) [i]: Don't print field five on
9387 NOTEs other than NOTE_INSN_DELETED_LABEL.
9389 2001-02-27 Zack Weinberg <zackw@stanford.edu>
9391 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
9392 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
9394 2001-02-27 Diego Novillo <dnovillo@redhat.com>
9396 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
9397 even if walk_subtrees is 0.
9398 * c-semantics.c (prune_unused_decls): Return a non-null value to
9399 stop traversing the tree chain.
9401 2001-02-27 DJ Delorie <dj@redhat.com>
9403 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
9404 register, *then* define it as the new CFA.
9406 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
9408 * pa.c (override_options): Promote -fpic to -fPIC.
9409 (legitimize_pic_address): Simplify due to removal of
9410 small PIC as a code generation option.
9411 (secondary_reload_class): Similarly.
9412 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
9413 (PRINT_OPERAND_ADDRESS): Similarly.
9414 * pa.md (various patterns): Similarly.
9415 (small pic lo_sum pattern): Remove.
9417 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
9420 * md.texi (min, max): Document
9422 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
9424 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
9425 TARGET_PARTIAL_REG_DEPENDENCY.
9426 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
9428 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
9430 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
9432 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
9434 * mips.c (mips_make_temp_file): Fix thinko in last change.
9436 2001-02-26 Jason Eckhardt <jle@redhat.com>
9438 * combine.c (known_cond): Do not reverse the condition when
9439 SMAX/UMAX is being considered and the condition is for equality
9442 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
9444 2001-02-26 Philip Blundell <philb@gnu.org>
9446 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
9448 * config/arm/linux-elf.h: Remove historical relics related to
9449 above configurations.
9450 * config/arm/linux-oldld.h: Delete.
9451 * config/arm/linux-elf26.h: Delete.
9453 2001-02-26 Jason Merrill <jason@redhat.com>
9455 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
9457 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
9458 recognize a tentative definition. Lose obsolete code.
9460 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
9461 variables unless necessary, either.
9463 2001-02-25 Richard Henderson <rth@redhat.com>
9465 * ifcvt.c (struct noce_if_info): Add test_bb.
9466 (noce_get_alt_condition): New.
9467 (noce_try_minmax, noce_try_abs): New.
9468 (noce_operand_ok): New.
9469 (noce_process_if_block): Use them.
9470 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
9472 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
9474 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
9477 2001-02-25 Zack Weinberg <zackw@stanford.edu>
9479 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
9480 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
9482 (mips_asm_file_end): Free temp_filename here.
9484 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9486 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
9487 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
9489 * config/i386/i386.md (movstrsi): Handle FAIL case.
9491 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9493 * cppinit.c (builtin_array): Update.
9494 (init_builtins): Flag builtins to warn if redefined or
9495 undefined. Define __GXX_WEAK as a normal macro.
9496 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9497 * cpplib.h (NODE_WARN): New flag.
9498 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9499 Handle __STDC__ as a builtin only on Solaris.
9500 (warn_of_redefinition): Renamed from check_macro_definition.
9501 Reverse sense of test. Always warn if NODE_WARN.
9502 (_cpp_create_definition): Use warn_of_redefinition. Flag
9503 any macro beginning with "__STDC_" to require a mandatory
9504 warning if redefined or undefined.
9506 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9508 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9509 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9510 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9511 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9512 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9513 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9514 Don't define any of:
9515 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9516 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9517 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9518 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9519 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9521 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9522 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9525 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9526 Delete now-empty file.
9528 * alpha/vms.h: Define NEED_ATEXIT here...
9529 * alpha/xm-vms.h: ...not here.
9531 * i386/cygwin.h: Don't define PARAMS.
9532 * mips/mips.c: Don't prototype mktemp. Don't define
9533 P_tmpdir. Use make_temp_file to create temporary files.
9534 Don't be clever and delete temporary files early.
9535 * config.gcc: Drop references to deleted files. Don't define
9537 * gcc.texi: Don't mention USE_PROTOTYPES.
9539 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9541 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9542 (ix86_set_move_mem_attrs_1): Likewise.
9543 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9544 * config/i386/i386.md (movstrsi): Call it.
9546 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9548 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9549 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9550 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9551 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9553 (i750a-*-*): Error here if hosting on i750a.
9554 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9556 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9557 Remove (empty modulo comments).
9559 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9560 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9561 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9562 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9563 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9564 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9566 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9567 Remove reference to winnt.h in comment.
9568 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9570 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9572 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9573 used to set another biv.
9575 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9577 * tree.h (BLOCK_DEAD): New macro.
9578 (struct tree_block): New flag, dead_flag.
9579 * print-tree.c (print_node, case 'b'): Print missing fields.
9580 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9581 * function.c (identify_blocks): Enable test for misplaced notes.
9582 (all_blocks): Skip BLOCK_DEAD blocks.
9583 * integrate.c (integrate_decl_tree): Likewise.
9585 * errors.c (internal_error, trim_filename): New functions.
9586 (fancy_abort): Call internal_error.
9587 * errors.h (internal_error, trim_filename): New declarations.
9589 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9591 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9593 (EXTRA_CONSTRAINT): Formatting changes.
9595 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9597 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9599 2001-02-23 Per Bothner <per@bothner.com>
9601 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9602 so they can be called from java/jvspec.c.
9603 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9605 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9607 * i386.c (ix86_frame): New structure.
9608 (ix86_compute_frame_size): Kill.
9609 (ix86_compute_frame_layout): New.
9610 (ix86_save_reg): New.
9611 (ix86_can_use_return_insn_p): Use frame layout stuff.
9612 (ix86_expand_prologue): Likewise.
9613 (ix86_expand_epilogue): Likewise.
9614 (ix86_initial_elimination_offset): Likewise.
9615 (ix86_nsaved_regs): Use ix86_save_reg.
9616 (ix86_emit_save_regs): Likewise.
9618 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9620 * flow.c (find_sub_basic_blocks): New function.
9621 (split_block): Be ready for basic block introduced by CODE_LABEL.
9622 (commit_one_edge_insertion): Call find_sub_basic_block.
9624 * flow.c (make_edges): Add edge from entry for blocks starting with
9625 label having ALTERNATE_NAME
9627 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9629 * function.c (epilogue_done): Be ready for first basic block not
9630 containing PROLOGUE_END note.
9631 (reposition_prologue_and_epilogue_notes): Avoid placing
9632 PROLOGUE_END note between BASIC_BLOCK.
9634 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9636 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9638 2001-02-21 DJ Delorie <dj@redhat.com>
9640 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9641 check for current_function_has_nonlocal_goto from 1999-11-12.
9643 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9645 * diagnostic.c (trim_filename): No longer static.
9646 * toplev.h (trim_filename): Declare.
9647 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9648 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9649 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9650 (rtvec_check_failed_bounds): Likewise.
9651 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9653 * convert.c (convert_to_integer): Don't do unsigned unless result or
9654 both inputs are unsigned.
9656 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9659 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9661 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9663 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9665 * Makefile.in (resource.o): Add params.h dependence.
9666 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9667 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9668 * resource.c: Add dependence on params.h.
9669 (current_live_regs): Fix explanatory comment.
9670 (find_basic_block): Add new parameter to permit limiting search
9672 (mark_target_live_regs): Add new argument to find_basic_block call.
9673 (incr_ticks_for_insn): Likewise.
9675 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9677 * diagnostic.c (output_to_stream): Rename to
9678 output_buffer_to_stream. Loses the stream parameter.
9679 (init_output_buffer): Set diagnosic_buffer's stream.
9680 (flush_diagnostic_buffer): Adjust.
9681 (default_print_error_function): Likewise.
9682 (finish_diagnostic): Likewise.
9683 (verbatim): Likewise.
9685 * diagnostic.h (struct output_buffer): Add `stream' field.
9686 (output_buffer_attached_stream): New macro.
9688 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9690 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9691 check if either operand is divisible by C.
9692 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9693 If type is signed, consider negative numbers as well.
9695 2001-02-22 Richard Henderson <rth@redhat.com>
9697 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9698 reach .text instead of gp-relative relocs.
9699 * config/ia64/crtend.asm (.init): Likewise.
9701 2001-02-22 Andreas Jaeger <aj@suse.de>
9703 * extend.texi (C++ Attributes): Fix typo.
9705 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9707 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9708 functions, drop current_function_args_info.words test.
9709 (ia64_compute_frame_size): Mark syscall_linkage functions as
9710 using eight input registers.
9712 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9713 Bruce Korb <bkorb@gnu.org>
9715 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9716 * fixinc/README: Document how to convert sed substitutions
9717 to format style c_fix-es.
9718 * fixinc/fixincl.x: regen
9720 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9722 * gcc.c: Add comment explaining how to add a command-line option.
9723 Add title to specs language comment.
9725 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9727 * gcc.c (cc1_options): Add "-param".
9728 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9729 (option_map): Likewise.
9730 * toplev.c (display_help): Add entry for "--param".
9731 (independent_decode_option): Fix typographical error.
9733 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9734 Bernd Schmidt <bernds@redhat.com>
9735 Jan Hubicka <jh@suse.cz>
9737 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9738 (function_arg): Likewise.
9740 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9742 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9744 2001-02-21 Kazu Hirata <kazu@hxi.com>
9746 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9750 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9752 * flow.c (init_propagate_block_info): Canon address and use single_set
9753 for killing dead memory stores.
9755 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9757 * Makefile.in (reorg.o): Add params.h dependence.
9758 * params.def: Fix typographical error in comment.
9759 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9760 * params.h: Modify introductory comment.
9761 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9762 * reorg.c: Add dependence on params.h.
9763 (redundant_insn): Add parameterized throttle for search.
9764 (fill_simple_delay_slots): Add a comment explaining a variable.
9765 Move conditional out of loop, simplifying code.
9766 (fill_eager_delay_slots): Fix typographical error in comment.
9768 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9770 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9772 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9773 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9775 2001-02-21 Jason Merrill <jason@redhat.com>
9777 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9778 (struct tree_decl): Add uninlinable bitfield.
9779 * c-decl.c (duplicate_decls): Set it.
9780 * integrate.c (function_cannot_inline_p): Check it.
9782 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9783 DW_AT_MIPS_linkage_name to abstract methods.
9784 (dwarf2out_abstract_function): Emit class context before calling
9785 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9786 (gen_subprogram_die): Remove obsolete code.
9787 (gen_member_die): Don't include clones in the member list.
9788 (gen_decl_die): Emit abstract info for clone origin.
9789 * dwarfout.c (output_type): Don't include clones in the member list.
9790 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9791 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9792 DECL_ABSTRACT on a function that already has it set.
9794 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9795 (get_subprogram_die): Pass it in.
9797 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9799 * flow.c (mark_set_1): Make not_dead unsigned long. For
9800 non-pseudos, use it as a bitmask of the hard regs that
9803 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9805 * cppfiles.c: Update comments.
9806 (_cpp_read_file): Don't check for NULL filenames any more.
9807 * cppinit.c (cpp_start_read): Don't do canonicalization of
9808 in_fname and out_fname. Use the passed file name exclusively.
9809 (_cpp_handle_options): Don't treat "-" as a command line option,
9810 but as a normal filename.
9811 (_cpp_post_options): Canonicalize in_fname and out_fname.
9812 * cppmain.c (printer_init): Don't check out_fname for NULL.
9813 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9814 (init_c_lex): Update, and use "" to represent stdin to CPP.
9817 2001-02-20 Will Cohen <wcohen@redhat.com>
9819 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9820 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9821 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9824 2001-02-20 Stan Shebs <shebs@apple.com>
9826 * config/rs6000/rs6000.c (output_cbranch): Output branches
9827 on separate lines instead of using ';' to separate.
9829 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9831 * cppinit.c (set_lang): Move builtin handling to...
9832 (init_builtins): ...here.
9833 (_cpp_create_reader): Move call to set_lang.
9835 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9837 * stmt.c (expand_return): If an attempt is made to return the
9838 error_mar_node, treat the return like a return without a value.
9840 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9842 * sibcall.c (skip_copy_to_return_value): Call
9843 identify_call_return_value here, and return orig_insn if it
9844 returns zero. Hardret and softret arguments now unnecessary.
9845 (call_ends_block_p): Don't call identify_call_return_value here.
9847 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9849 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9850 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9852 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9854 * pa.c (move_operand): Accept code to load the address of a
9855 symbol out of the DLT as a valid move operand.
9856 (print_operand, case 'A'): New to handle generating a DLT
9857 reference for a LO_SUM expression.
9858 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9859 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9861 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9863 * README, cpp.texi, gcc.texi, version.c: Update version number to
9865 * cpp.1, gcov.1, gcc.1: Regenerate.
9867 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9869 * cppfiles.c (stack_include_file): Generate dependencies
9870 here, and manage include_count here too.
9871 (PRINT_THIS_DEP): Delete.
9872 (_cpp_execute_include): Do not generate dependencies here,
9873 apart from the case of a missing header. Do not manage
9875 (_cpp_read_file): Leave dependency generation to
9878 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9880 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9881 target_cpu_default. Remove dead assignment to
9884 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9886 * regclass.c (contains_reg_of_mode): Make global.
9887 (init_reg_sets): Remove contains_reg_of_mode; take into account
9888 CLASS_MAX_NREGS when looking for the proper mode.
9889 (dump_regclass): Dump only classes considered for the pseudo.
9890 (regclass): Use contains_reg_of_mode.
9892 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9894 * gcc.c (do_spec_1): 'n' for printing notices.
9895 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9897 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9899 * reg-stack.c (next_flags_user): Use current_block->end
9900 (swap_rtx_condition): Look for next user if flags don't die;
9901 give up on CALL_INSNs; use current_block->end.
9903 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9905 * sibcall.c (call_ends_block_p): New function.
9906 (optimize_sibling_and_tail_recursive_call): Use it.
9908 2001-02-18 Kazu Hirata <kazu@hxi.com>
9910 * config/h8300/h8300.md: Update copyright.
9911 (andsi3): Do not output an extra newline character.
9913 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9915 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9916 FNDECL may be unused.
9918 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9919 follow jumps after first run.
9920 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9921 it doesn't change any jumps.
9923 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9925 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9926 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9927 (mostlyclean): Corresponding changes.
9928 * rtlanal.c (hard-reg-set.h): Include.
9929 (rtx_unstable_p): Do not treat the argument pointer specially
9930 if it is not a fixed register.
9931 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9933 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9935 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9936 against last real insn in basic block.
9937 Rework to avoid gotos.
9939 * Makefile.in (gcse.o): Now includes ggc.h.
9940 * gcse.c: Include ggc.h.
9941 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9942 (try_replace_reg): Remove warning of uninitialize variable.
9943 (process_insert_insn): Call invalid_insn_p to validate insn.
9944 * recog.c (insn_invalid_p): Now global.
9945 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9946 * recog.h (insn_invalid_p): New declaration.
9948 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9950 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9951 assignments from FP constants since 'Y' output code can't handle it.
9952 (eligible_for_sibcall_delay): Likewise.
9954 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9955 Call fancy_abort directly, passing args.
9956 (print_rtl_and_abort): Now a macro, like fancy_abort.
9958 * final.c (output_operand_lossage): Use internal_error, not error.
9960 2001-02-18 Shane Nay <shane@agendacomputing.com>
9962 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9963 structure shift insns.
9965 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9967 * invoke.texi (-fsquangle): Remove documentation.
9968 (-fname-mangling-version): Likewise.
9970 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9972 * optabs.c (expand_abs): Remove reference to
9973 HAVE_contitional_arithmetic.
9974 * combine.c (simplify_set): Likewise.
9976 2001-02-18 Richard Henderson <rth@redhat.com>
9978 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9981 2001-02-18 Richard Henderson <rth@redhat.com>
9983 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9985 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9987 * reload1.c (reload_cse_simplify_set): Fix typo.
9989 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9991 * diagnostic.c (_fatal_insn): Decrement errorcount.
9993 * invoke.texi (-I): Add note avoiding use for system header files.
9995 * rtl.h (add_clobbers): Remove duplicate declaration.
9996 * recog.h (added_clobbers_hard_reg_p): New declaration.
9997 * genemit.c (struct clobber_pat): New field has_hard_reg.
9998 (gen_insn): Record if added clobbers clobber hard reg.
9999 (gen_split): Avoid unused warning if number of operands is 0.
10000 (output_added_clobbers_hard_reg_p): New function.
10003 2001-02-18 Alan Modra <alan@linuxcare.com.au>
10005 * pa.c (hppa_expand_prologue): Simplify code storing return
10006 pointer. For large (>=8k) frames with a post_store, adjust stack
10007 pointer by 8k-64 first rather than by 64. When testing with
10008 VAL_14_BITS_P, always use the actual value rather than the value
10009 negated. Add blockage to prevent scheduling of spills before
10010 stack frame has been created.
10011 (hppa_expand_epilogue): Simplify code loading return pointer.
10012 Allow a slightly larger range for merge_sp_adjust_with_load case.
10013 When testing with VAL_14_BITS_P, always use the actual value.
10015 * pa.c (pa_adjust_insn_length): Check that block move
10016 pattern is a set before looking at operands.
10018 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10020 * fold-const.c (fold_binary_op_with_conditional_arg): New
10021 function, split out from ...
10023 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
10024 conditional arms that throw exceptions.
10026 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
10027 looking at a BLOCK.
10029 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10031 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
10032 define HAVE_DECL_* to 1 to mask potential backup declarations.
10033 * configure: Regenerated.
10035 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10037 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
10039 2001-02-17 Richard Henderson <rth@redhat.com>
10041 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
10042 when replacing a memory load with a register.
10044 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10045 Jan Hubicka <jh@suse.cz>
10047 * recog.c (validate_replace_src_1): New.
10048 (validate_replace_src_data): Likewise.
10049 (validate_replace_src): Use note_uses.
10050 * rtl.h (note_uses): Declare.
10051 * rtlanal.c (note_uses): New.
10053 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
10055 * reg-stack.c (stack_def): Make field reg unsigned.
10056 (remove_regno_note): Unsignetize parameter.
10058 2001-02-16 Jes Sorensen <jes@linuxcare.com>
10060 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
10061 shladd_operand() call.
10063 2001-02-16 Bruce Korb <bkorb@gnu.org>
10064 Rodney Brown <RodneyBrown@mynd.com>
10066 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
10067 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
10068 machine restrictions
10069 * fixinc/fixincl.x: regen
10071 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10073 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
10075 (hash_scan_insn): Clean up calls to hash_scan_set.
10076 (compute_kill_rd): REGNO now unsigned.
10077 (try_replace_reg): Rework to use simplify_replace_rtx.
10078 (cprop_jump, cprop_cc0_jump): Likewise.
10079 (cprop_insn): Call find_reg_equal_equiv_note.
10080 Reflect changes to cprop_jump and cprop_cc0_jump.
10082 * recog.c (validate_replace_src): Replace in operands of
10083 ZERO_EXTRACT in SET_DEST.
10085 * cse.c (new_label_ref): New variable.
10086 (insert): Set it instead of recorded_label_ref.
10087 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
10088 CODE_LABEL for this function, and not already in REG_LABEL note.
10090 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
10092 * resource.c (mark_referenced_resources): Fix typo in introductory
10094 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
10097 2001-02-16 Jason Merrill <jason@redhat.com>
10099 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
10101 (gen_subprogram_die): Don't abort on seeing a second definition if
10102 the previous one was abstract. Don't replace an abstract instance
10103 in the lookup table.
10105 * dwarf2out.c (dwarf2out_abstract_function): Rename from
10106 gen_abstract_function.
10107 * dwarf2out.h: Declare it.
10108 * toplev.c (note_outlining_of_inline_function): New fn.
10109 * toplev.h: Declare it.
10110 * integrate.c (output_inline_function): Call it.
10111 * c-decl.c (duplicate_decls): Call it when redefining an extern
10112 inline. Don't inline the new defn.
10114 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
10116 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10118 * .gdbinit: Rename to gdbinit.in.
10119 * gdbinit.in: New file,
10120 * configure.in: Generate .gdbinit from gdbinit.in.
10121 * configure: Regenerated.
10122 * Makefile.in (distclean): Always remove .gdbinit.
10124 2001-02-16 Jakub Jelinek <jakub@redhat.com>
10126 * objc/objc-act.c (start_class): Register implemented_classes with
10129 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
10131 * cppfiles.c (_cpp_make_system_header): Generate a file
10134 2001-02-15 Jim Meyering <meyering@lucent.com>
10136 * Makefile.in (install-common): Don't depend on installdirs here.
10137 Instead, make each of the lang.install-common targets (e.g.,
10138 c++.install-common in cp/Make-lang.in) depend on it.
10139 (install-driver): Depend on installdirs.
10141 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10143 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
10145 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
10148 2001-02-15 Mark Mitchell <mark@codesourcery.com>
10150 * invoke.texi (--param): Document.
10152 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
10154 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
10156 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
10158 * i386.md (extendsfdf2_2): Fix constraints.
10160 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
10162 * i386.md (fop_df_3 splitter): Fix operand number.
10164 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
10166 * invoke.texi (-mreg-alloc): Nuke.
10167 * i386.c (ix86_reg_alloc_order, regs_allocated,
10168 order_regs_for_local_alloc): Nuke.
10169 (override_options): Kill reg_alloc code.
10170 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
10171 (REG_ALLOC_ORDER): SSE goes before I387.
10172 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
10173 (ix86_reg_alloc_order): Likewise.
10174 * i386-protos.h (ix86_reg_alloc_order): Kill.
10176 2001-02-14 Richard Henderson <rth@redhat.com>
10178 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
10180 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
10182 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
10184 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
10186 * i386-protos.h (ix86_memory_move_cost): Move offline.
10187 * i386.c (ix86_register_move_cost): Compute properly cost of
10188 SSE, MMX and i387 instructions.
10189 (*_cost): Add costs of SSE/MMX moves.
10190 (ix86_memory_move_cost): Move offline from ....; Likewise.
10191 * i386.h (MEMORY_MOVE_COST): .... here;
10192 (struct processor costs): Add new fields to represent costs
10195 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
10197 * regclass.c (init_reg_sets_1): Reinstall the optimization of
10198 move_cost together with Matt Kraai's fix.
10200 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10202 * Makefile.in (OBJS): Add params.o.
10204 2001-02-14 Richard Henderson <rth@redhat.com>
10205 DJ Delorie <dj@redhat.com>
10207 * jump.c (jump_optimize_1): When we delete a conditional jump
10208 preceeding a non-conditional jump to effectively the same place,
10209 make sure that the combined jump skips any clobber insns between
10212 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10214 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
10216 2001-02-14 Mark Mitchell <mark@codesourcery.com>
10218 * Makefile.in (toplev.o): Depend on params.h.
10219 (intergate.o): Likewise.
10220 (params.o): New target.
10221 * flags.h (inline_max_insns): Remove.
10222 * integrate.c: Include params.h.
10223 Use MAX_INLINE_INSNS instead of inline_max_insns.
10224 * params.c: New file.
10225 * params.h: Likewise.
10226 * params.def: Likewise.
10227 * toplev.c: Include params.h.
10228 (lang_independent_params): New variable.
10229 (decode_f_option): Use the param machinery instead of setting
10231 (independent_decode_option): Handle "--param name=value".
10232 (main): Register language-independent parameters.
10234 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
10236 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
10238 2001-02-14 Richard Henderson <rth@redhat.com>
10240 * regclass.c (init_reg_sets_1): Revert last two changes.
10242 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10244 * stor-layout.c (is_pending_size, put_pending_size): New functions.
10245 (variable_size): Call put_pending_size.
10246 * tree.h (is_pending_size, put_pending_size): Add prototypes.
10247 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
10248 sizes list, put newly created SAVE_EXPR there as well.
10250 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10252 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
10253 (errata_find_address_regs): load_group has only 2 entries.
10254 (errata_emit_nops): Likewise. shladd is not problematic.
10255 Clear last_group if nop was emitted.
10256 (fixup_errata): load_group has only 2 entries.
10259 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
10261 * c-lex.c (lex_number): Only warn traditionally for U suffix
10262 outside system macros.
10263 * cppexp.c (parse_number): Similarly.
10264 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
10265 * cppmacro.c (struct cpp_macro): New member node.
10266 (parse_args): Only warn about missing rest args if not
10268 (funlike_invocation_p): Similarly for uninvoked funlike macros.
10269 (cpp_sys_objmacro_p): New.
10270 (_cpp_create_definition): Store the node with the macro defn.
10271 Remember if the macro is defined in a system header.
10273 2001-02-13 DJ Delorie <dj@redhat.com>
10275 * configure.in (check_languages): determine languages to check
10276 * Makefile.in (check-c++): alias for check-g++
10277 (check-f77): alias for check-g77
10278 (CHECK_TARGETS): depend on configured languages
10280 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
10282 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10283 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10284 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10285 (sqrtextendsfdf2): Disable for SSE2.
10287 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
10289 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10290 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10291 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10292 (sqrtextendsfdf2): Disable for SSE2.
10294 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
10296 * i386.md (movsfcc_1): Support integer cmove instruction.
10297 (movdfcc_1): Likewise; new splitter.
10299 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
10301 * i386.c (output_fp_compare): Support SSE.
10302 (prepare_fp_compare_args): SSE comparisons always support memory.
10303 * i386.h (TARGET_CMOVE): SSE imply cmove.
10304 * i386.md (cmp?f2): Enable for SSE too.
10305 (cmpfp_i*): Support SSE.
10306 (cmpfp_i_sse): New.
10307 (cmpfp_i_sse_only): New.
10308 (s*, b* fp expanters): Enable for SSE too.
10309 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
10312 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
10314 * regclass.c (init_reg_sets_1): Silence warning.
10316 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
10318 * i386.md (sqrt?f2): Change to expander.
10319 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
10321 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10323 * rtlanal.c (find_reg_equal_equiv_note): New function.
10324 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
10325 (simplify_gen_relational, simplify_replace_rtx): Likewise.
10326 * rtl.h: Add declarations for above functions.
10328 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
10330 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
10332 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
10333 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
10334 * flow.c (mark_regs_live_at_end): Likewise.
10335 (calculate_global_regs_live): Likewise.
10336 * gcse.c (compute_hash_table): Likewise.
10337 (compute_kill_rd): Likewise.
10338 * resource.c (mark_target_live_regs): Likewise.
10339 * rtl.h (INVALID_REGNUM): New macro.
10341 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
10343 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
10345 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
10347 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
10350 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
10352 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
10354 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
10355 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
10356 (fop_sf_1_sse, fop_df_1_sse): New patterns
10357 (fop_*): Disable float_extend and float patterns for SSE compilation.
10358 * i386.c (output_387_binary_op): Support SSE.
10360 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
10362 * i386.md (dummy_extendsfdf2): Support SSE2
10363 (extendsfdf2): Enable if 80387 or SSE2.
10364 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
10365 and no MIX_I387_SSE2
10366 (extendsfdf2_1_sse_only): New pattern.
10367 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
10369 (truncdfsf2_1): Support SSE.
10370 (truncdfsf2_2): Support SSE.
10371 (truncdfsf2_2_1_sse): New pattern.
10372 (fixtruncsfsi2): Always use SSE if available.
10373 (fix_truncsfsi_sse): New pattern.
10374 (fix_truncdfsi_sse): New pattern.
10375 (floatsis?f2): Support SSE.
10376 (floatsidf2_i387): New pattern.
10377 (floatsidf2_sse): Likewise.
10379 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10381 * configure.in: Use "have_gnat" variable, not "gnat".
10382 * configure: Regenerated.
10384 * config/sparc/sparc.c (function_value): Treat all non-record
10385 aggregate types like used to treat UNION_TYPE.
10387 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
10389 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
10390 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
10392 (MASK_MIX_SSE_I387): New.
10393 (TARGET_SSE): SSE2 imply SSE.
10394 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
10395 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
10396 (enum reg_class): Add new classes.
10397 (REG_CLASS_NAMES): Likewise.
10398 (REG_CLASS_CONTENTS): Likewise.
10399 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
10400 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
10401 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
10402 (CLASS_MAX_NREGS): Use new macros.
10403 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
10404 * i386.md (pushsf, movsf): Support SSE.
10405 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
10406 splitters to use ANY_FP_REGNO_P.
10407 (movdf_nointeger, movdf_integer): Likewise.
10409 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10411 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
10412 (try_combine): Use it.
10414 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
10416 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
10417 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
10418 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
10419 (REGISTER_MOVE_COST): Likewise.
10420 * i386-protos.h (ix86_secondary_memory_needed,
10421 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
10422 * i386.c (ix86_secondary_memory_needed,
10423 ix86_preferred_reload_class, ix86_register_move_cost): New function.
10425 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
10427 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
10428 (HARD_REGNO_MODE_OK): Move offline to ....
10429 * i386.c (ix86_hard_regno_mode_ok) ... here;
10430 refuse all incorrect modes.
10431 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
10433 2001-02-13 Richard Henderson <rth@redhat.com>
10435 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
10436 entire operator; replicate that and match_dup the operands.
10437 (cmp_ccx_arith_op_set): Likewise.
10438 (cmp_cc_arith_op_not_set): Likewise.
10439 (cmp_ccx_arith_op_not_set): Likewise.
10441 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10443 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
10445 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10447 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
10448 (TARGET_NO_BITFIELD_WORD): New macro.
10449 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
10450 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
10452 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10454 * cselib.c: New file, from simplify-rtx.c.
10455 * simplify-rtx.c: Remove cselib parts.
10456 * Makefile.in: Add cselib.o.
10458 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10460 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
10461 (setup_incoming_varargs): Remove warning.
10463 * config/rs6000/rs6000.c (validate_condition_mode): When
10464 flag_fast_math, allow floating-point conditionals to be reversed.
10465 (rs6000_generate_compare): When flag_fast_math, don't generate
10466 cror operations for FP conditionals.
10468 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
10470 (ASM_SPEC): Likewise.
10471 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
10472 (CC1_SPEC): Likewise.
10473 (LINK_TARGET_SPEC): Likewise.
10474 (CPP_ENDIAN_SPEC): Likewise.
10475 * Makefile.in (check-consistency): New target.
10477 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
10479 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
10480 "return type defaults" warning for functions with return type
10482 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
10483 function declarations by default rather than only when pedantic.
10485 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
10487 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10490 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10492 * extend.texi (Deprecated): Deprecate new initializer lists.
10494 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10496 * mkdeps.c (deps_add_default_target): Robustify. Add
10497 basename component only.
10498 * cpp.texi (-M): Describe how default target is generated.
10499 * invoke.texi (-M): Likewise.
10501 2001-02-12 Kazu Hirata <kazu@hxi.com>
10503 * toplev.c (push_float_handler): Remove.
10504 (pop_float_handler): Remove.
10505 * toplev.h: Remove prototypes for the above functions.
10507 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10509 * c-common.c (constant_fits_type_p): New function.
10510 (convert_and_check): Use it.
10512 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10514 * Makefile.in (GXX_ABI_FLAG): Don't define.
10515 * configure.in (--enable-new-gxx-abi): Remove option.
10516 * config.in: Regenerated.
10517 * configure: Likewise.
10519 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10521 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10523 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10524 regular basic block, and arrange for all edges into it to switch
10527 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10529 * Makefile.in (distclean): Do not remove .gdbinit.
10531 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10533 * Makefile.in (gcc.o): Fix typos.
10534 (protize.o): Likewise.
10535 (unprotoize.o): Likewise.
10537 2001-02-11 Richard Henderson <rth@redhat.com>
10539 * tree.c (build1): Check for null operand in last change.
10541 2001-02-11 Richard Henderson <rth@redhat.com>
10543 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10544 (fold): Don't assume a constant isn't foldable.
10545 * tree.c (build): Set TREE_CONSTANT for an expression with no
10546 side-effects and constant operands.
10547 (build1): Likewise.
10549 2001-02-10 Richard Henderson <rth@redhat.com>
10551 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10553 2001-02-10 Anthony Green <green@redhat.com>
10555 * cpp.texi (Standard Predefined): Add documentation for
10558 * c-common.c (combine_strings): Improve warning message.
10560 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10562 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10564 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10566 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10568 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10571 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10573 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10576 2001-02-09 Nick Clifton <nickc@redhat.com>
10578 * config/arm/arm.md: Change output contraint on post inc
10579 load/store multiple patterns to be a read/write contraint.
10581 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10583 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10584 .o files when using the -M options.
10586 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10587 David Edelsohn <edelsohn@gnu.org>
10589 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10590 handle DImode constants. Use one TOC entry for SImode and smaller
10591 constants, aligned properly.
10593 2001-02-08 Jason Merrill <jason@redhat.com>
10595 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10596 about the SP adjustment for saving the static chain pointer.
10597 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10598 offset when setting a temporary CFA register.
10600 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10602 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10603 powerpc-*-chorusos* .
10604 * config/rs6000/chorus.h : New file.
10605 * config/i386/chorus.h : New file.
10606 * config/sparc/chorus.h : New file.
10607 * config/sparc/t-chorus-elf : New file.
10609 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10611 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10612 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10613 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10614 (__WCHAR_TYPE__): Correct macro name.
10616 2001-02-08 Richard Henderson <rth@redhat.com>
10618 * config/i386/i386.c (ix86_frame_pointer_required): New.
10619 (ix86_setup_frame_addresses): New.
10620 (struct machine_funciton): Add accesses_prev_frame.
10621 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10622 ix86_frame_pointer_required.
10623 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10624 (SETUP_FRAME_ADDRESSES): New.
10625 * config/i386/i386-protos.h: Update.
10626 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10627 from FRAME_POINTER_REQUIRED.
10628 * config/i386/svr3gas.h: Likewise.
10629 * config/i386/sysv3.h: Likewise.
10630 * config/i386/v3gas.h: Likewise.
10632 2001-02-08 Richard Henderson <rth@redhat.com>
10634 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10635 calculation of the number of integer registers required.
10636 (function_arg_record_value): Likewise.
10638 2001-02-08 Jason Merrill <jason@redhat.com>
10640 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10641 two. Print file and line with "confused" message.
10643 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10645 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10647 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10649 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10651 * final.c (cleanup_subreg_operands): The address of a MEM can
10654 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10657 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10659 * gcc.texi (Incompatibilities): Update documentation of
10660 preprocessing numbers.
10662 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10664 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10666 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10668 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10670 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10671 * gcc.c (struct compiler): Add cpp_spec field.
10672 (input_file_compiler): New variable.
10673 (do_spec_1): Allow a particular compiler to handle `%C'
10675 (main): Store the current compiler in input_file_compiler.
10676 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10678 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10680 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10681 * cppinit.c (cpp_create_reader): Initialize them.
10682 (append_include_chain): cxx_aware arg might be unused.
10683 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10684 keywords and give them their phase 7 meaning. Pedwarn about
10685 this unless '__bool_true_false_are_defined' is defined.
10687 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10689 * lcm.c (optimize_mode_switching): Emit mode_set before the
10690 JUMP_INSN of an abnormal edge.
10692 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10694 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10695 a scheduling barrier at the end.
10697 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10699 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10701 * config/sh/sh.md (reload_outsf): Removed.
10702 (movsf_ie): Introduce constraints for FPUL loads and stores.
10703 (reload_insf): Broaden the output constraint.
10705 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10707 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10708 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10710 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10712 * final.c: Revert my previous changes.
10713 * output.h: Make profile_label_no extern.
10714 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10715 for generating label.
10717 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10719 * config/i386/djgpp.h: Add comments about standard paths.
10720 (MD_EXEC_PREFIX): Undefine before defining.
10721 (MD_STARTFILE_PREFIX): New.
10723 2001-01-30 Bruce Korb <bkorb@gnu.org>
10725 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10726 (load_file): do not rely on load_file_data() to close file pointer
10727 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10728 fixinc/inclhack.def(irix_limits_const): add test_text
10730 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10732 * cppexp.c (parse_defined): Improve diagnostics for invalid
10735 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10737 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10739 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10741 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10742 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10743 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10744 (rs6000_output_symbol_ref): New function.
10745 (output_toc): Use VTABLE_NAME_P.
10747 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10749 * print-tree.c (print_node, case PARM_DECL):
10750 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10752 * stor-layout.c (reference_types_internal): New variable.
10753 (internal_reference_types): New function.
10754 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10755 * tree.h (internal_reference_types): New declaration.
10757 * cse.c (find_best_addr): Fix typo in computing cost.
10759 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10761 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10762 and this is the sum of a pointer and a constant, we know the result
10764 (num_sign_bit_copies, case PLUS): Likewise.
10765 * explow.c (convert_memory_address): Remove opposite SUBREG.
10766 * function.c (instantiate_new_reg): New function (from common code).
10767 (instantiate_virtual_regs_1): Call it.
10768 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10769 if pointers sign- or zero-extend.
10770 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10771 If pointers extend unsigned, use inside of SUBREG.
10772 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10774 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10776 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10777 subdir of gcc_gxx_include_dir.
10778 (gcc_gxx_target_include_dir): Remove.
10780 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10782 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10783 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10784 a high-level description.
10786 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10788 * final.c: Move the declaration of profile_label_no to ...
10789 * output.h: ... here.
10790 * function.c (expand_function_start): Call PROFILE_HOOK.
10791 * config/rs6000/aix.h: Define PROFILE_HOOK.
10792 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10793 * config/rs6000/rs6000.c (output_profile_hook): Define.
10794 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10795 output_profile_hook.
10796 tm.texi : Explain new macro PROFILE_HOOK.
10798 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10800 * extend.texi (Extended Asm): Do not say that semicolon is always
10801 a valid line-breaking character for GNU assemblers. Use
10802 newline-tab as the most commonly supported syntax. Use
10803 newline-tab rather than semicolon in multi-insn examples.
10805 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10807 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10809 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10810 David Edelsohn <edelsohn@gnu.org>
10812 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10813 code for AIX, even without flag_pic.
10815 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10817 * c-typeck.c (common_type): push and pop binding level around
10818 calling common_type on function parameters.
10820 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10822 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10824 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10826 * config/mips/mips.c (override_options): Fix typo in last change.
10827 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10828 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10830 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10832 * invoke.texi (-fdump-class-layout): Document.
10833 (-fdump-translation-unit): Use `=' as filename separator.
10835 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10837 * Makefile.in (s-mlib): Don't build multilibs if
10838 --disable-multilib.
10839 (DRIVER_DEFINES): Adjust accordingly.
10841 (protoize.o): Likewise.
10842 (unprotoize.o): Likewise.
10843 * configure.in: Recognize --enable-multilib.
10845 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10847 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10849 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10850 * configure.in: Remove --enable-libstdcxx_v3 support.
10851 * configure: Regenerated.
10853 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10855 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10856 Call abort instead of fatal.
10857 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10858 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10859 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10860 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10861 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10862 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10864 * diagnostic.h (set_internal_error_function): Renamed.
10865 * toplev.h (internal_error): Renamed from fatal.
10866 (pfatal_with_name): Deleted.
10867 (fatal_io_error): Now has printf-style arguments.
10868 * diagnostic.c (pfatal_with_name): Deleted.
10869 (fatal_io_error): Rework to have args in printf-style.
10870 (set_internal_error_function): Renamed from set_fatal_function.
10871 (internal_error): Renamed from fatal.
10872 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10873 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10874 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10875 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10876 * flow.c (verify_flow_info): Likewise.
10877 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10878 * config/mips/mips.c (save_restore_insns): Likewise.
10880 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10881 * flow.c (verify_flow_info): Likewise.
10882 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10883 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10884 (avr_normalize_condition): Likewise.
10885 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10886 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10887 (limit_reload_class, double_reg_to_memory): Likewise.
10888 (print_operand_address, emit_1600_code_shift): Likewise.
10889 (gen_tst_reg, gen_compare_reg): Likewise.
10890 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10891 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10893 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10895 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10896 * objc/objc-act.c (build_ivar_chain): Likewise.
10897 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10899 * graph.c (clean_graph_dump_file): Likewise.
10900 * profile.c (init_branch_prob): Likewise.
10901 * objc/objc-act.c (objc_init): Likewise.
10903 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10904 * config/avr/avr.c (avr_override_options): Likewise.
10905 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10906 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10907 * config/h8300/h8300.c (h8300_init_once): Likewise.
10908 * config/mips/mips.c (override_options): Likewise.
10909 * config/i386/i386.c (override_options): Likewise, rework.
10910 * config/m68k/m68k.c (override_options): Likewise.
10912 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10914 * config/mips/mips.c (print_operand): Likewise.
10915 * hash.c (hash_allocate): Don't check for failure returns from
10916 obstack functions that can't fail.
10917 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10918 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10919 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10920 (get_object_reference): Likewise.
10922 2001-02-04 Nick Clifton <nickc@redhat.com>
10924 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10925 StrongARM1110, 10TDMI, and 1020T.
10927 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10929 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10931 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10933 * config/sh/sh.md (movdf load split): Pass register number to
10934 FP_OR_XD_REGISTER_P.
10936 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10938 * cppinit.c (BC): New macro.
10939 (builtin_array): Add __GXX_WEAK__.
10940 * cpplib.h (builtin_type): Add BT_WEAK.
10941 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10942 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10943 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10945 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10947 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10949 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10951 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10952 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10954 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10956 * cpphash.h: Rename ALIGN _ALIGN.
10957 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10959 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10961 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10962 compilation environment.
10963 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10964 control over location of cygwin includes and libs.
10966 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10968 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10970 2001-02-02 lars brinkhoff <lars@nocrew.org>
10972 * md.texi (Standard Names): remove reference to spur.md.
10974 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10976 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10977 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10978 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10979 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10980 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10982 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10984 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10985 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10986 number before reload.
10987 (c4x_adjust_cost): Return zero before reload.
10988 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10989 split before reload.
10991 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10993 * c4x.c (c4x_hard_regno_rename_ok): New.
10994 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10995 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10997 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10999 * diagnostic.h: Add missing "extern" in all declarations.
11001 2001-02-02 Alex Samuel <samuel@codesourcery.com>
11003 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
11004 as for gcc_gxx_include_dir.
11006 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11008 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
11010 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11012 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
11013 label before alignment to be used as the braf base address.
11014 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
11016 (casesi_jump_2): Require at least TARGET_SH2.
11018 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
11019 truncation to 32-bit doubles on -m3e and -m4-single-only.
11021 2001-02-02 Mark Mitchell <mark@codesourcery.com>
11023 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
11024 the default when building a shared object.
11025 (init_spec): Use it.
11026 * testsuite/lib/g++.exp: Include the directory where libgcc
11027 is located to the LD_LIBRARY_PATH list.
11028 * invoke.texi (-shared-libgcc): Document the cases in which
11029 GCC defaults to using the shared libgcc.
11031 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11033 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
11034 unsigned is wide enough.
11035 (BITS_PER_SI): New.
11036 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
11037 (si_to_float): Likewise.
11038 (float_to_si, float_to_usi): Use BITS_PER_SI.
11040 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11042 * dwarf2out.c: Added explanation of abbreviations.
11043 (def_cfa_1): Added comments listing DWARF2 instructions.
11044 (cfa_temp_reg): Removed in favor of cfa_temp.
11045 (cfa_temp_value): Removed in favor of cfa_temp.
11046 (cfa_temp): New global variable.
11047 (dwarf2out_frame_debug_expr): Added extensive introductory
11048 comments explaining the function's transformations. Revised to
11049 use cfa_temp. Added some rtx checking. Generalize IOR case.
11050 (dwarf2out_frame_debug): Revised to use cfa_temp.
11051 (output_aranges): Cast as "unsigned" to avoid warning.
11052 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
11053 explain which instructions must be marked.
11055 2001-02-01 Richard Henderson <rth@redhat.com>
11057 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
11060 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
11062 * config/sh/crt1.asm (main_k): Modified so that start calls
11063 ___setup_argv_and_call_main.
11065 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
11067 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
11068 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
11069 and AVOID_LPASTE is cleared on meeting an unescaped newline.
11070 * cppmacro.c (builtin_macro): Set builtin flags here.
11071 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
11072 (replace_args): Clarify intent.
11073 (cpp_get_token): Macro expansion tokens get the saved flags.
11075 * cppmain.c (scan_buffer): Remove now-redundant print.printed
11078 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11080 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
11083 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11085 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
11086 returns Pmode pseudo, but we need ptr_mode.
11087 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
11088 Remove bogus conversions; use HOST_WIDE_INT for size.
11089 Don't use TARGET if wrong mode.
11091 * config/i386/i386.c (ix86_compute_frame_size): Allow
11092 stack_alignment_needed to be non-default even if size is zero.
11094 2001-01-31 Alan Modra <alan@linuxcare.com.au>
11096 * pa.c (hppa_init_pic_save): New function.
11097 * pa.h (hppa_init_pic_save): Declare.
11098 * pa.md (call, call_value, sibcall, sibcall_value): Use
11099 the above instead of duplicated code.
11101 * pa.c (hppa_encode_label): Correct size of alloca buffer
11102 so we don't overrun it. Correct leading `*' case.
11103 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
11104 need to handle `*@'.
11105 (FUNCTION_NAME_P): Likewise.
11107 2001-01-31 Richard Henderson <rth@redhat.com>
11109 * config.gcc (alpha-osf5): Use float-i128.h.
11111 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
11112 * config/float-i32.h: Likewise.
11113 * config/float-i64.h: Likewise.
11114 * config/float-sh.h: Likewise.
11115 * config/float-sparc.h: Likewise.
11117 2001-01-31 DJ Delorie <dj@redhat.com>
11119 * expmed.c (extract_bit_field): allow non-integral modes if we
11120 want to extract a whole register from itself.
11122 2001-01-31 Jakub Jelinek <jakub@redhat.com>
11124 * c-typeck.c (set_init_index): If first is equal to last, assume as
11125 if it was not a range at all.
11127 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11129 * config/fp-bit.c: Include tm.h.
11130 (float_to_si): Don't assume SImode is 32-bits wide.
11131 (float_to_usi): Likewise.
11133 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11135 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
11137 (typename): Call pending_xref_error after parsing typed_typespecs.
11138 * c-decl.c (lookup_tag): Give error immediately rather than
11139 leaving it pending if the tag of the wrong type is in the same
11141 (xref_tag): Don't pedwarn for forward declarations of enum types
11143 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
11146 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11148 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
11150 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11152 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
11153 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
11155 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11157 * cpphash.h (struct cpp_reader): New saved_flags.
11158 * cppmacro.c (cpp_get_token): Use saved_flags to remember
11159 to avoid a paste after a pasted token.
11161 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11163 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
11164 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
11165 Wtype_MIN instead of LONG_MIN.
11167 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11169 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
11171 * fixinc/fixincl.x: Regenerated.
11172 * fixinc/inclhack.def (irix_limits_const): New definition to
11173 convert "const" to "__const" in limits.h.
11175 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11177 * fixinc/genfixes (AG): Fix "autogen4" thinko.
11179 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11181 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
11182 when register dies in the insn.
11184 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11186 * diagnostic.c (fatal): Fix word wrap.
11188 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
11190 * combine.c (try_combine): Fix SUBREG setting for
11191 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
11193 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11195 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
11198 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11200 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
11202 * toplev.c (decode_W_option): Update warn_larger_than
11203 unconditionally for each processed switch.
11205 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11207 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
11209 (hppa_expand_prologue): Delete code to save pic offset table register
11210 in the function prologue.
11211 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
11212 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
11213 table register at the beginning of the function after the prologue.
11215 2001-01-29 lars brinkhoff <lars@nocrew.org>
11217 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
11219 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
11220 Jeff Law <law@redhat.com>
11222 * pa.md (return): Revise comment for trivial return.
11223 (return_internal): Non-trivial return pattern for non-PIC code.
11224 (return_internal_pic): Non-trivial return pattern for PIC code.
11225 It uses the PIC register to ensure it is restored after
11227 (epilogue): Generate appropriate return for PIC and non-PIC code.
11229 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
11231 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
11233 2001-01-29 DJ Delorie <dj@redhat.com>
11235 * combine.c (if_then_else_cond): Pass the correct mode to
11236 operand_subword() for constants.
11238 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
11240 * config/i386/cygwin.h: Add w32api to include search. Search different
11241 directories in a cross-build environment.
11243 2001-11-29 Tim Josling <tej@melbpc.org.au>
11245 * tree.h (TYPE_STUB_DECL): Add documentation.
11247 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
11249 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
11250 (sdbout_field_types): Likwise. Fix use of host_integerp.
11252 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
11254 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
11257 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
11259 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
11260 to use flag_gnu_linker.
11262 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11264 * cpplib.c (T_BAD_DIRECTIVE): Remove.
11265 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
11267 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
11269 * tree.c, tree.h (build_parse_node): Remove; was identical to
11271 * c-lang.c (start_cdtor), objc/objc-act.c
11272 (build_module_descriptor): Use build_nt instead of
11275 2001-01-29 Jakub Jelinek <jakub@redhat.com>
11277 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
11278 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
11279 not have any upper bits set.
11281 2001-01-29 Phil Edwards <pme@sources.redhat.com>
11283 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
11285 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11287 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
11289 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
11291 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
11292 (integer_minus_one_node): Define.
11294 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
11296 * Makefile.in (bootstrap2-lean): Fix typo.
11298 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
11300 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
11301 : Don't set fe_value.
11302 * cpplib.h (AVOID_LPASTE): New flag.
11303 (struct cpp_hashnode): Remove fe_value.
11304 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
11305 * cppmacro.c (builtin_macro): Don't set flags here.
11306 (replace_args): Set AVOID_LPASTE flag on first token of an
11307 argument, and the token following it.
11308 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
11309 macro expansion, and on the token following it. Do it for
11311 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
11313 2001-01-27 Richard Henderson <rth@redhat.com>
11315 * config/alpha/t-ieee: Remove multilibbing.
11316 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11318 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11320 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
11322 * Makefile.in: Remove all dependencies on defaults.h.
11323 * builtins.c: Don't include defaults.h.
11324 * c-common.c: Likewise.
11325 * c-decl.c: Likewise.
11326 * c-pragma.c: Likewise.
11327 * c-typeck.c: Likewise.
11328 * combine.c: Likewise.
11329 * i386.c: Likewise.
11330 * frame-ia64.c: Likewise.
11331 * cppexp.c: Likewise.
11332 * crtstuff.c: Likewise.
11333 * dbxout.c: Likewise.
11334 * dwarf2out.c: Likewise.
11335 * dwarfout.c: Likewise.
11336 * emit-rtl.c: Likewise.
11337 * except.c: Likewise.
11338 * expr.c: Likewise.
11339 * final.c: Likewise.
11340 * frame-dwarf2.c: Likewise.
11341 * libgcc2.c: Likewise.
11342 * optabs.c: Likewise.
11343 * profile.c: Likewise.
11344 * sdbout.c: Likewise.
11345 * toplev.c: Likewise.
11346 * tradcif.y: Likewise.
11347 * tree.c: Likewise.
11348 * varasm.c: Likewise.
11350 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11352 * builtins.c (expand_builtin_fputs): Use size_one_node when
11353 transforming into fwrite.
11355 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
11357 * extend.texi (Attribute Syntax): New section.
11359 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11361 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
11362 they didn't need fixing.
11364 2001-01-27 Janis Johnson <janis@us.ibm.com>
11366 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
11368 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
11369 to remove macro definitions that are duplicated from elfos.h.
11371 2001-01-27 Richard Henderson <rth@redhat.com>
11373 * config/i386/sco5gas.h: Move ...
11374 * config/usegas.h: ... here.
11375 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
11377 2001-01-27 Jakub Jelinek <jakub@redhat.com>
11379 * c-typeck.c (struct constructor_stack): Add range_stack member.
11380 (really_start_incremental_init): Clear it.
11381 (push_init_level): Save constructor_range_stack and clear it if
11382 pushing explicit braces.
11383 (pop_init_level): abort if constructor_range_stack is non-zero at
11384 explicit closing brace. Restore saved constructor_range_stack if
11387 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11389 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
11390 into register was forced into memory.
11392 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11394 * Makefile.in: Remove uses of + before $(MAKE).
11396 2001-01-26 Richard Henderson <rth@redhat.com>
11398 * stmt.c (cost_table): Remove.
11399 (COST_TABLE, cost_table_initialized): New.
11400 (estimate_case_costs): Use the later instead of the former.
11401 (balance_case_nodes): Likewise.
11403 2001-01-26 Richard Henderson <rth@redhat.com>
11405 * alias.c (objects_must_conflict_p): Read-only slots may not
11406 conflict despite having the same type.
11408 2001-01-27 Michael Hayes <mhayes@redhat.com>
11410 * loop.c (loop_giv_reduce_benefit): Copy mode size into
11412 (check_ext_dependant_givs): Initialise u_start_val and
11414 (load_mems): Make last_max_reg unsigned.
11415 (try_swap_copy_prop): Use INSN_P and initialise set.
11417 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
11419 * README.AVR : Removed.
11421 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
11423 * pa-64.h (text_section): Remove declaration.
11425 * pa.md (return_internal): Remove mode on PIC register use.
11427 2001-01-25 lars brinkhoff <lars@nocrew.org>
11429 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
11430 ASM_CLOSE_PAREN): fix typos.
11432 2001-01-25 Mark Mitchell <mark@codesourcery.com>
11434 * acconfig.h: Define `const' to the empty string if neither
11435 __STDC__ nor __cplusplus is defined.
11436 * config.in: Regenerated.
11438 2001-01-25 David Edelsohn <edelsohn@gnu.org>
11440 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
11441 * collect2.c (main): Delete importf. Add ".obj" file extension.
11442 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
11443 (aix_std_libs): Add additional AIX libraries to skip.
11444 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
11445 * config/rs6000/aix51.h: New file.
11447 2001-01-25 Michael Hayes <mhayes@redhat.com>
11449 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
11450 (loop_insn_emit_before): No longer static.
11451 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
11452 (loop_givs_rescan, load_mems): Likewise.
11453 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
11454 (maybe_eliminate_biv_1):
11455 (move_movables): Replace emit_call_insn_before with
11456 loop_call_insn_hoist.
11457 * loop.h (loop_insn_emit_before): Add.
11458 * unroll.c (copy_loop_body): Replace emit_insn_before with
11459 loop_insn_emit_before.
11461 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
11463 * diagnostic.c (fatal): Request preprocessed source.
11465 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
11467 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
11468 olddecl has argument types and newdecl has none, use the argument
11469 types from olddecl.
11471 2001-01-24 Ulrich Drepper <drepper@redhat.com>
11473 * dwarf2out.c (prefix_of): New function. Determine longest common
11474 prefix of the two arguments. The units are whole path components.
11475 (output_file_names): When adding a new directory find the one entry
11476 with the longest common prefix already in the list. Artificially
11477 generate entry if there is none for this prefix.
11478 Fix test to check whether the zeroth directory entry is used.
11480 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
11482 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
11483 Changed all callers. Take it into account when deciding if a
11484 previously loaded value matches.
11486 2001-01-24 Richard Henderson <rth@redhat.com>
11488 * reload.c (find_reloads_subreg_address): Fail the substitution
11489 if the resulting address is insufficiently aligned.
11491 2001-01-24 DJ Delorie <dj@redhat.com>
11493 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11494 check the original operand's mode also.
11495 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11497 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11499 * c-parse.in (cast_expr): Move compound literals from here ...
11500 (primary): ... to here. Use standard terminology "compound
11501 literal" instead of "constructor expression".
11503 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11505 * gcc.1, cpp.1: Regenerate.
11507 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11509 * calls.c (emit_library_call_value_1): Memory slot for
11510 pass-by-reference argument should have the mode of the argument,
11511 not of the pointer to it.
11513 2001-01-24 Tom Tromey <tromey@redhat.com>
11515 * gcc.texi (G++ and GCC): Mention gcj manual.
11516 (Standards): Link to section of manual mentioning gcj/Java
11519 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11521 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11522 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11523 * tradcpp.c (main): Add -imacros or -include'd dependencies
11525 * cpp.texi (-M, -MM): Document -M -include behaviour.
11527 2001-01-24 Roger Collins <roger@ProProject.com>
11529 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11531 2001-01-24 Will Cohen <wcohen@redhat.com>
11533 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11534 whether registers are 32 bits or 64 bits in size.
11536 2001-01-24 Ben Elliston <bje@redhat.com>
11538 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11540 2001-01-24 Richard Henderson <rth@redhat.com>
11542 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11543 (builtin_longjmp): Use it instead of emit_indirect_jump.
11545 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11547 * bb-reorder.c (make_reorder_chain_1): Handle case where
11548 jump edge goes to the same block as the fallthru edge.
11550 2001-01-23 Jim Wilson <wilson@redhat.com>
11552 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11553 * frame.h (__ia64_personality_v1): Add prototype.
11554 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11555 prototype form. Add void * cast to first argument to personality
11557 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11558 (asctoe113): Likewise.
11559 * config/ia64/frame-ia64.c: Include eh-common.h.
11560 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11562 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11564 (itanium_split_issue): Add prototype.
11565 (gen_nop_type): Ifdef out.
11566 (find_best_packet): Initialize best_packet.
11567 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11569 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11570 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11571 (flushrs): Add explicit stop bit at end.
11572 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11575 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11577 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11579 * libgcc2.c (__terminate_func): Make variable static.
11580 (__terminate_set_func): New function to set __terminate_func.
11581 * libgcc2.h (__terminate_func_ptr): New typedef.
11582 (__terminate_set_func): New function.
11584 2001-01-23 Richard Henderson <rth@redhat.com>
11586 * flow.c (init_propagate_block_info): Don't consider unchanging
11587 memories for dead frame store elimination.
11589 2001-01-23 Richard Henderson <rth@redhat.com>
11591 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11592 * defaults.h: ... here.
11594 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11596 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11598 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11600 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11602 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11604 * rs6000.h (rs6000_return_addr): Move prototype from here...
11605 * rs6000-protos.h (rs6000_return_addr): ...to here.
11606 (rs6000_init_expanders): Delete prototype.
11608 2001-01-23 Nick Clifton <nickc@redhat.com>
11610 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11611 (Spec Files): Document %B and %j and %. and %v3 and %M and
11612 %{S*&T} spec switches.
11614 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11616 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11618 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11619 Neil Booth <neil@daikokuya.demon.co.uk>
11621 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11622 Have -Werror make pedantic warnings errors, like the
11625 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11627 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11629 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11631 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11632 * integrate.c (expand_inline_function): Initialize them.
11633 (subst_constants): If changing COMPARE so that both its arguments
11634 will be VOIDmode and the comparison mode will be lost, note
11635 compare_mode. Use the recorded compare_mode to optimize
11638 2001-01-23 Jason Merrill <jason@redhat.com>
11640 * dwarf2out.c (new_die): Use xcalloc.
11641 (output_die): Abort rather than emit a local reference to offset 0.
11643 2001-01-17 Andrew Haley <aph@redhat.com>
11645 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11646 of a saved register; return NULL instead.
11647 (copy_reg): Take a pointer to a source register rather than a
11649 (next_stack_level): Remember the address in the stack frame of all
11651 Use the saved register pointer array as the source of the CFA.
11652 (throw_helper): Rewrite. Unwind once rather than twice and keep
11653 track of saved registers as we go.
11655 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11657 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11658 * c4x.c (c4x_legitimize_reload_address): Remove.
11659 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11660 reload address for ldp(k) insn.
11662 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11664 * pa.md (return_internal): Add a USE of the PIC register to ensure
11665 it is restored after each call.
11666 (return expander): Corresponding changes.
11668 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11670 * rs6000.h (INIT_EXPANDERS): Delete.
11671 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11672 * rs6000.c (rs6000_override_options): Call *_machine_status from
11674 (rs6000_init_expanders): ...instead of here. Delete.
11675 (rs6000_mark_machine_status): New function.
11676 (rs6000_init_machine_status): Use xcalloc.
11677 (rs6000_return_addr): Generate RTX for the return address.
11678 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11679 (rs6000_stack_info): Use it.
11681 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11683 * gthr-win32.h: Include errno.h to get a declaration for
11684 EINVAL and _mingw.h if the target is mingw32.
11686 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11688 * cpp.texi: Correct typos.
11690 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11692 * explow.c (probe_stack_range): Ensure value passed to
11693 stack_check_libfunc is ptr_mode, not Pmode.
11695 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11697 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11698 case, don't use operand_subword to calculate a SUBREG that is
11701 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11703 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11705 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11706 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11707 valid. If not replace it by equivalent insns.
11709 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11711 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11712 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11713 (c4x_U_constraint, symbolic_address_operand): Likewise.
11714 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11716 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11717 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11718 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11719 anulling slot because of silicon bug.
11720 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11722 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11724 * cppexp.c (parse_charconst): Change `mask' type to agree
11727 2001-01-21 Richard Henderson <rth@redhat.com>
11729 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11730 pic_label_name in a linkonce section.
11732 2001-01-17 Philipp Thomas <pthomas@suse.de>
11734 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11736 * configure: Regenerate.
11738 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11740 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11741 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11743 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11745 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11746 If REVERSE nonzero then condition code in X must be reversed.
11747 (encode_section_info): Optimise if/else.
11748 (avr_function_value): Fix formatting.
11750 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11751 (difficult_branch): Likewise.
11752 (rvbranch): Likewise.
11753 (difficult_rvbranch): Likewise.
11755 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11757 * config/avr/libgcc.S: Fix comment.
11759 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11761 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11763 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11765 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11767 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11769 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11770 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11771 * configure, config.in: Regenerate.
11772 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11773 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11774 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11775 (doprint.o): New rule.
11777 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11779 * c-typeck.c (digest_init): Handle boolean types as scalars.
11781 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11783 * stmt.c (expand_return): Don't return anything if size is zero.
11784 Delete redundant assignment to BYTES.
11785 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11787 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11789 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11790 the same as the default library function names.
11791 * config/avr/avr.md: Document special characters after '%'.
11792 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11793 knowing which of the call-used registers are really clobbered.
11794 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11795 New. Both quotient and remainder from one libgcc.S call.
11796 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11797 clobber as few registers as possible.
11798 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11800 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11802 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11803 context of the top of the stack.
11805 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11807 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11808 (fixup_var_refs_insns): ...here.
11810 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11812 * function.c (fixup_var_refs_insns): Break up into
11813 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11814 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11815 [loop over hash table entries].
11816 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11817 fixup_var_refs_insns_with_hash, to match above changes.
11819 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11821 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11822 (libgcc.a): Likewise.
11823 (stmp-multilib): Likewise.
11824 (STAGE2_FLAGS_TO_PASS): Likewise.
11826 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11828 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11829 temporary if no_new_pseudos.
11831 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11833 * cppinternals.texi: Update.
11835 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11837 * arm.c (arm_init_builtins): Re-enable builtins.
11839 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11841 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11842 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11843 element to be null, and always expect an EXPR_LIST.
11844 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11845 * sched-deps.c (sched_analyze_1): Likewise.
11846 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11848 * regclass.c (max_set_parallel): New variable.
11849 (reg_scan): Take it into account in computation of max_parallel.
11850 (reg_scan_mark_refs, case SET): Compute it.
11852 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11854 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11855 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11857 2001-01-19 Jason Merrill <jason@redhat.com>
11859 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11860 for the abstract instance of an inline function.
11862 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11863 J"orn Rennecke <amylaar@redhat.com>
11865 * reload1.c (move2add_note_store): Treat all registers directly or
11866 indirectly derived from a base register as members of the same set
11868 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11869 of base register into account.
11871 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11873 * alias.c (find_base_value): Recognize TRUNCATE.
11874 (record_set): In PLUS case, invalidate if other summand is also a
11877 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11879 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11880 entry to be EXPR_LIST.
11881 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11882 be an EXPR_LIST (but not null, which other code doesn't allow).
11883 (note_stores): Properly handle PARALLEL in SET.
11884 Recursively call for top-level PARALLEL.
11885 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11886 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11888 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11890 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11892 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11893 not pfile->skipping (== 0).
11895 2001-01-17 Nick Clifton <nickc@redhat.com>
11897 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11900 2001-01-17 Jim Wilson <wilson@redhat.com>
11902 * invoke.texi (IA-64 options): Improve.
11904 2001-01-17 Tom Tromey <tromey@redhat.com>
11906 * invoke.texi (Optimize Options): Use `{}' to around @samp
11909 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11911 * invoke.texi (-fno-guess-branch-probability): New option.
11913 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11915 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11916 case of making new double-word constant.
11917 Revert last change: instead just test i3_subst_into_i2.
11919 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11921 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11922 Use q constraints instead of r.
11924 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11926 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11927 (machine_function): Define.
11928 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11929 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11930 pa_free_machine_status): New functions.
11931 (override_options): Set {init,mark,free}_machine_status to above.
11932 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11933 PIC_OFFSET_TABLE_REGNUM_SAVED.
11934 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11935 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11936 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11937 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11938 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11940 2001-01-15 DJ Delorie <dj@redhat.com>
11942 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11946 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11948 * flow.c (propagate_one_insn): Make trying to delete a prologue
11949 or epilogue insn an ICE, not a warning. Allow doing this if
11950 the current function returns with stack pointer depressed.
11952 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11953 I3 having more than one SET.
11955 2001-01-16 Jim Wilson <wilson@redhat.com>
11957 * invoke.texi: Document IA-64 options.
11959 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11960 (fixup_errata): Delete TARGET_A_STEP use.
11961 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11962 (TARGET_SWITCHES): Delete -ma-step option.
11963 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11964 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11965 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11966 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11967 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11968 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11970 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11971 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11972 cmovsi_internal): Delete ! TARGET_A_STEP check.
11974 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11976 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11977 possibility to report bugs via postal mail. Change a URL and
11978 merge in a nearly duplicate statement...
11979 (Bug Reporting): ...from here.
11980 (Service): Refer to the Bug Reporting section instead of
11981 duplicating an URL.
11982 (Contributing): Remove trivial explanations concerning snapshots.
11984 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11986 * cppmain.c (general_init): Don't use ANSI prototype.
11988 2001-01-16 Tom Tromey <tromey@redhat.com>
11990 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11992 2001-01-16 Richard Henderson <rth@redhat.com>
11994 * config/i386/i386.h: Fix comment typo.
11995 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11996 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11998 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12000 * gcc.c: Revert previous -fsyntax-only-related change; move
12003 2001-01-16 Jakub Jelinek <jakub@redhat.com>
12005 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
12006 inmode after checking GET_CODE (op).
12008 2001-01-16 Richard Henderson <rth@redhat.com>
12010 * flow.c (struct propagate_block_info): Add mem_set_list_len.
12011 (MAX_MEM_SET_LIST_LEN): New.
12012 (propagate_one_insn): Update mem_set_list_len.
12013 (invalidate_mems_from_autoinc): Likewise.
12014 (invalidate_mems_from_set): Likewise.
12015 (mark_used_regs): Likewise.
12016 (init_propagate_block_info): Likewise. Stop collecting memories
12017 when we reach MAX_MEM_SET_LIST_LEN.
12018 (mark_set_1): Likewise.
12020 2001-01-16 Richard Henderson <rth@redhat.com>
12022 * unroll.c (precondition_loop_p): Fail if no iteration
12025 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12027 * gcc.c: When -fsyntax-only is given, do not complain about
12030 2001-01-15 Richard Henderson <rth@redhat.com>
12032 * config/i386/i386.c (asm_output_function_prefix): Remove.
12033 (ix86_asm_file_end): New.
12034 (load_pic_register): Generate pic_label_name into a
12035 staticly allocated buffer.
12036 * config/i386/i386-protos.h: Update.
12037 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
12038 (ASM_FILE_END): New.
12039 * config/i386/i386afe.h: New file.
12040 * config.gcc (i?86-*-elf) [tm_file]: Use it.
12041 (i?86-*-{freebsd,linux*,moss*}): Likewise.
12042 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
12043 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
12044 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
12045 * config/i386/sco5.h (ASM_FILE_END): Likewise.
12046 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
12048 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
12050 * Makefile.in (install-man): Remove explicit dependency on
12053 * configure.in, configure: Revert previous patch requiring perl
12056 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
12058 * toplev.c (flag_guess_branch_prob): New.
12059 (f_options): Add guess-branch-probability option.
12060 (rest_of_decl_compilation): Only estimate branch probability if
12062 (main): set flag_guess_branch_prob.
12064 * flags.h (flag_guess_branch_prob): New.
12066 2001-01-15 DJ Delorie <dj@redhat.com>
12068 * gcc.texi (Makefile): Add documentation for Makefile targets.
12070 2001-01-15 Philip Blundell <philb@gnu.org>
12072 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
12074 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
12075 (is_pic): Delete declaration.
12076 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
12077 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
12078 * config/arm/arm.md (builtin_setjmp_receiver): New.
12080 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12082 * arm.c (use_return_insn): Don't try to determine the function type
12083 until after reload has completed.
12084 (arm_output_epilogue): Don't adjust the sp value recovered from the
12086 (emit_multi_reg_push): Don't record dwarf information for the pc.
12087 * arm.md (eh_epilogue): The function type may have changed, so it
12088 needs to be recalculated.
12089 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
12090 unwind tables on arm/netbsd.
12092 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12094 * arm.md (cbranchsi4): Correct calculation of branch ranges.
12095 (negated_cbranchsi4): Likewise.
12097 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12099 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
12100 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12101 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
12102 pass -mapcs-* options to assembler.
12103 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
12104 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12105 (ASM_SPEC): Call subtarget_extra_asm_spec.
12107 2001-01-15 Andreas Jaeger <aj@suse.de>
12109 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
12111 (ix86_expand_builtin): Likewise.
12113 * gencodes.c (output_predicate_decls): Make i size_t to avoid
12114 warning about comparison between signed and unsigned.
12116 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12118 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
12120 2001-01-14 Ralf Baechle <ralf@gnu.org>
12122 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
12123 SUBTARGET_CPP_SPEC apropriatly.
12125 2001-01-12 Mark Mitchell <mark@codesourcery.com>
12127 * varasm.c (make_decl_rtl): Fix typo in last change.
12129 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
12131 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
12132 linker supports the init_priority C++ attribute.
12133 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
12134 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
12135 linker does not support init_priority C++ attribute.
12137 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
12139 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
12141 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12143 * c-parse.in (finish_parse): Add comment about cpp_destroy.
12144 * cp/lex.c (finish_parse): Similarly.
12145 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
12146 Return the number of errors encountered.
12147 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
12148 * cppmain.c (main): Don't call cpp_destroy.
12150 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
12152 * configure.in: Require at least perl 5.6.0 to regenerate
12154 * configure: Regenerate.
12156 2001-01-14 Richard Henderson <rth@redhat.com>
12158 * genrecog.c (DT_veclen_ge): New.
12159 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
12160 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
12161 (nodes_identical_1): Handle DT_veclen_ge.
12162 (write_cond, debug_decision_2): Likewise.
12164 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12166 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
12168 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
12170 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12172 * cppmain.c (do_preprocessing): New function; most of the old
12174 (main): Call it to do most of the work.
12175 (cb): Move from global scope to set_callbacks ().
12176 (setup_callbacks): Get the callback pointer.
12177 (general_init, printer_init): Clean up code and comments.
12179 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12181 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
12184 2001-01-14 Kazu Hirata <kazu@hxi.com>
12186 * config/h8300/h8300.c (get_shift_alg): Update comments.
12188 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12190 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
12191 (alloc_page, ggc_alloc): Add casts to remove warnings.
12193 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12195 * combine.c (simplify_comparison): Don't change `code' when
12196 can't reverse comparison.
12198 2001-01-14 Richard Henderson <rth@redhat.com>
12200 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
12201 update all call sites. Return true for all non-label constants.
12203 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
12205 * i386.c (ix86_expand_compare): Add bypass_test and second_test
12207 (ix86_expand_branch): Update.
12208 (ix86_expand_setcc): Update to handle multiple test conditions.
12209 (expand_int_movcc): Likewise.
12210 (expand_fp_movcc): Likewise.
12211 * i386-protos.h (ix86_expand_compare): New.
12212 * i386.md (andqi_?_slp, orqi_?_slp): New.
12213 (conditional trap expander): Update call to ix86_expand_compare.
12215 2001-01-14 Richard Henderson <rth@redhat.com>
12217 * config/vax/vax.md: Use nonimmediate_operand instead of
12218 general_operand in destinations.
12220 * config/vax/vax.md (indirect_jump): Use register_operand.
12222 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
12223 * config/vax/vax.md (call_pop): Turn into an expander.
12224 (call_value_pop): Likewise.
12225 (call, call_value): New.
12227 2001-01-14 Andreas Jaeger <aj@suse.de>
12229 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
12231 (ix86_fp_compare_mode): Add unused attribute.
12232 (ix86_expand_fp_movcc): Remove unused variable.
12233 (ix86_expand_builtin): Make fcode unsigned.
12235 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
12236 (expand_expr): Add cast to avoid signed warning.
12237 (store_field): Likewise.
12238 (store_constructor_field): Likewise.
12239 (store_constructor): Likewise.
12240 (store_expr): Likewise.
12241 (clear_storage): Likewise.
12242 (emit_group_store): Likewise.
12243 (emit_group_load): Likewise.
12245 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12247 * c-common.c: Move format checking code to ...
12248 * c-format.c: ... here. New file. Reorder some functions and
12250 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
12252 * c-common.h (decl_handle_format_attribute,
12253 decl_handle_format_arg_attribute): Declare.
12254 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
12255 (c-common.o): Adjust dependencies.
12256 (c-format.o): New list of dependencies.
12258 2001-01-13 Jakub Jelinek <jakub@redhat.com>
12260 * unroll.c (loop_iterations): If we cannot prove iteration variable
12261 is set once in each iteration, punt.
12263 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
12265 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
12266 (*strlenhi): Remove clobber (which was buggy) of output address.
12268 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12270 * Makefile.in (generated-manpages): Add gcc.1
12271 ($(srcdir)/gcc.1): New target.
12272 (maintainer-clean): Delete $(srcdir)/gcc.1.
12273 * gcc.texi: Add macros @gccoptlist and @gol.
12274 * invoke.texi: Include option summary in manpage. Mark up option
12275 summary with @gccoptlist and @gol. Use @r in one place where
12277 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
12278 * gcc.1: Generate from invoke.texi.
12280 2001-01-13 Richard Henderson <rth@redhat.com>
12282 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
12283 (struct page_entry): Add group member.
12284 (struct page_group): New.
12285 (struct globals): Add page_groups member.
12286 (alloc_anon): Only define for using mmap; remove valloc call.
12287 (page_group_index): New.
12288 (set_page_group_in_use): New.
12289 (clear_page_group_in_use): New.
12290 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
12291 (free_page, release_pages): Likewise.
12292 * configure.in (with-gc): Default to ggc-page always.
12294 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12296 * reload1.c (replace_pseudos_in_call_usage): Use
12297 reg_equiv_constant and reg_equiv_address, and don't try
12298 regno_reg_rtx first.
12300 2001-01-13 Richard Henderson <rth@redhat.com>
12302 * ggc-page.c (alloc_page): Round up allocation size to one page.
12303 Set e->order on extra pages.
12305 2001-01-13 Richard Henderson <rth@redhat.com>
12307 * genrecog.c (nodes_identical): Expand commentary.
12308 (write_switch): Watch out for identical nodes.
12310 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12312 * cppfiles.c (_cpp_fake_include): New function.
12313 * cpphash.h (_cpp_fake_include): New.
12314 * cpplib.c (do_line): Call _cpp_fake_include when entering
12315 header files in preprocessed input.
12316 * cppmain.c (cb_pragma_implementation): Remove handling.
12317 (setup_callbacks): Don't register pragmas.
12319 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12321 * extend.texi: Udate for CPP.
12323 2001-01-13 Andreas Jaeger <aj@suse.de>
12325 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
12327 * regmove.c: Add prototype for replace_in_call_usage.
12329 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12331 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
12332 struct cpp_chunk, struct htab, struct toklist,
12333 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
12334 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
12335 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
12336 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
12337 (struct macro_args): Delete.
12338 * cpphash.h: See above.
12340 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12342 * cppmain.c (struct printer): Remove no_line_dirs.
12343 (options, cb): New.
12344 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
12345 : Use options rather than CPP_OPTION.
12346 (setup_callbacks): Use cb rather than pfile->cb.
12347 (main): No need to check for a buffer. Use cpp_errors.
12348 (printer_init): Don't set no_line_dirs.
12349 (maybe_print_line): Use options not no_line_dirs.
12350 (cb_file_change): Don't call print_line if -P.
12352 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12354 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
12356 * c-parse.in (finish_parse): Use cpp_errors.
12357 (__yylex): Use return value of cpp_pop_buffer.
12358 * cp/lex.c (finish_parse): Use cpp_errors.
12359 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
12361 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
12363 * README.AVR: URLs corrected.
12365 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12367 * c-decl.c (start_function): Don't warn if old prototype is builtin
12368 that's not in C's namespace.
12369 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
12370 (_bb): Add prototype for ctime.
12371 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
12373 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
12375 * i386.c (ix86_fp_comparison_arithmetics_cost,
12376 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
12377 ix86_fp_comparison_cost): New functions.
12378 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
12379 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
12380 two-branch sequences; make static.
12381 (ix86_use_fcomi_compare): Do decision according to the costs.
12382 (split_fp_branch): New.
12383 * i386.md (compare-and-branch patterns): Use split_fp_branch.
12384 * i386-protos.h (ix86_expand_fp_compare): Remove
12385 (ix86_split_fp_branch): Declare.
12387 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
12388 and ix86_comparison_operator.
12390 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
12391 to make it cheaper.
12393 * i386.c (put_condition_code): Output properly the unordered/ordered
12394 compares in fp case.
12395 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
12397 * tm.texi (REVERSE_CONDITION): Document.
12398 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
12399 in -ffast-math mode.
12400 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
12402 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12404 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
12406 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
12409 * config/sh/sh.c (mova_p): Fix test for mova_const.
12411 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12413 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
12414 cpp_get_options rather than dereferencing pfile and using
12416 * scan-decls.c (scan_decls): Use return value of
12417 cpp_pop_buffer rather than CPP_BUFFER.
12419 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12421 * cppinit.c (cpp_handle_option): help_only is now part of the
12422 cpp_options structure.
12423 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
12424 cpp_set_callbacks): New functions.
12425 * cpplib.h (cpp_callbacks): Break out as a named structure.
12426 (cpp_options): Move help_only here from cpp_reader.
12427 (CPP_FATAL_ERRORS): Update to use cpp_errors.
12428 (cpp_errors, cpp_get_options, cpp_get_callbacks,
12429 cpp_set_callbacks): New prototypes.
12430 * cppmain.c (main): Update for help_only.
12432 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12434 * Makefile.in (info, maintainer-clean, install-info, uninstall):
12435 Also build and remove and install and uninstall c-tree.info and
12437 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
12438 ($(srcdir)/cppinternals.info): New target.
12439 * c-tree.texi: Change file name used when makeinfo used without -o
12440 from ir.info to c-tree.info. Add info directory entry.
12441 * cppinternals.texi: Add info directory entry.
12442 * .cvsignore: Update.
12444 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12446 * c-typeck.c (store_init_value): Don't require constant initializer
12447 elements with -pedantic -std=c99.
12448 (digest_init): Change error about non-constant initializer elements
12450 (constructor_range_end): Remove.
12451 (constructor_incremental, designator_depth,
12452 designator_errorneous): New variables.
12453 (struct constructor_stack): Remove range_end, add incremental.
12454 (struct constructor_range_stack, constructor_range_stack): New.
12455 (struct initializer_stack): Add constructor_range_stack.
12456 (finish_init): Set it.
12457 (start_init): Likewise. require_constant_elements for non-static
12458 trees only if not flag_isoc99.
12459 (really_start_incremental_init): Remove constructor_range_end, add
12460 constructor_incremental.
12461 (pop_init_level): Likewise.
12462 (push_init_level): Likewise. If implicit and the subobject had some
12463 value set already, preinitialize the level with it.
12464 Warn about missing braces only if not pushing due to designators.
12465 (set_designator, push_range_stack): New functions.
12466 (set_init_label): Use them.
12467 (set_init_index): Likewise. Remove constructor_range_end.
12468 Error if designator index is outside of array bounds.
12469 (add_pending_init): Compare values of purpose index trees, not the
12470 trees themselves. Allow overwriting of already initialized element.
12471 Issue a warning if it had side-effects.
12472 (set_nonincremental_init, set_nonincremental_init_from_string): New
12474 (pending_init_member): Rename to...
12475 (find_init_member): ...this function. Call set_nonincremental_init
12476 if necessary. Compare values of purpose index trees, not the trees
12477 themselves. Return the actual value, not just non-zero if something
12479 (output_init_element): Remove checks for duplicates.
12480 If field has zero size, only check the initializer for correctness.
12481 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
12482 if constructor_incremental is zero. Change error about initializers
12483 not computable at load time into pedwarn.
12484 (output_pending_init_elements): Compare bit positions, not
12485 FIELD_DECLs to take into account zero-sized fields.
12486 (process_init_element): Use constructor_range_stack to fill all
12487 ranges in the designator lists from current level up.
12488 * extend.texi: Update documentation for labeled elements.
12490 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12492 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12493 to function usage for arguments passed by reference. Optimize
12494 callee-copied arguments.
12495 * regmove.c (replace_in_call_usage): New function.
12496 (fixup_match_1): Call it.
12497 * cse.c (cse_insn): Canonicalize registers in function usage.
12498 * reload1.c (replace_pseudos_in_call_usage): New function.
12501 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12504 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12506 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12509 2001-01-12 DJ Delorie <dj@redhat.com>
12511 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12512 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12515 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12517 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12518 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12519 -std options alongside references to -ansi. Update some
12520 documentation for C99.
12521 * cpp.1: Regenerate.
12523 2001-01-12 Andreas Jaeger <aj@suse.de>
12525 * haifa-sched.c (restore_line_notes): Remove argument block B
12527 * sched-ebb.c (schedule_ebb): Change caller.
12528 * sched-rgn.c (schedule_region): Likewise.
12529 * sched-int.h (restore_line_notes): Adjust prototype.
12531 * loop.h: Remove wrong declaration of doloop_condition_get.
12533 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12535 * extend.texi: Move C++-extension-related node from the C section
12536 into the C++ section.
12538 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12540 * extend.texi: Refer to an array of pointers to functions instead
12541 of one of functions.
12543 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12544 Jan Hubicka <jh@suse.cz>
12546 * combine.c (reversed_comparison): Fix typo in last patch.
12548 (combine_reversed_comparison_code): Make static to follow
12549 prototype declaration.
12551 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12553 * install.texi: Remove misplaced duplicate entry.
12555 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12557 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12559 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12561 * final.c: (leaf_function_p): Fix typo.
12563 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12565 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12566 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12568 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12569 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12570 mmap_anon, and valloc is available.
12571 * ggc-page.c: Restructure ifdef logic to match new autoconf
12572 spec. Don't throw away the test page in init_ggc.
12574 * configure, config.in: Regenerate.
12576 2001-01-12 Michael Hayes <mhayes@redhat.com>
12578 * loop.h (total_biv_increment): Constify iv_class pointer.
12579 (struct induction): Replace `mem_mode' with `mem' rtx.
12580 * unroll.c (total_biv_increment): Constify iv_class pointer.
12581 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12582 (find_mem_givs, combine_givs_p): Likewise.
12583 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12585 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12587 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12589 (__gthread_getspecific): Ditto.
12591 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12593 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12594 put_condition_code): Convert fp comparison codes to integer
12596 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12599 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12600 * i386-protos.h (no_comparison_operator): Kill.
12602 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12604 * combine.c (REVERSIBLE_CC_MODE): Remove.
12605 (reversible_comparison_p): Remove.
12606 (combine_reversed_comparison_code): New.
12607 (reversed_comparison): New.
12608 (combine_simplify_rtx): Use
12609 combine_reversed_comparison_code/reversed_comparison instead
12610 of reversible_comparison_p.
12611 (simplify_if_then_else): Likewise.
12612 (simplify_set): Likewise.
12613 (simplify_logical): Likewise.
12614 (if_then_else_cond): Likewise.
12615 (known_cond): Likewise.
12616 (simplify_comparison): Likewise.
12618 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12620 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12621 sizeof (int) is larger than sizeof(__word__).
12623 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12625 * cppinit.c (do_includes): Fix typo.
12627 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12629 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12630 in S_REGS does not occur because not all sources are possible
12631 when a S_REGS is a destination (sometimes needs a clobber).
12632 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12633 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12634 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12635 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12636 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12637 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12638 (lshrdi_const1, lshrsi3_const16): Likewise.
12639 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12640 (*movhi_68hc12, *movqi_68hc12): Likewise.
12641 (movstrictqi): Make sure reloading in D_REGS as a destination
12644 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12646 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12648 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12650 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12651 -D, -U and -A, and don't initialize the builtins.
12652 (do_includes): Error if -include or -imacros with -fpreprocessed.
12653 * cppmain.c (cb_define, cb_undef): Unconditionally process
12655 * tradcpp.c (main): Fix typo.
12657 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12659 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12660 (read_name_map): Use IS_ABSOLUTE_PATH.
12661 * tradcpp.c (get_filename): Likewise.
12663 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12665 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12666 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12667 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12668 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12669 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12670 (cmphi_z_used): Don't use '@' for the output.
12671 (tstqi_z_used): Likewise.
12672 (cmpqi_z_used): Likewise.
12673 (one_cmplsi2): Likewise.
12675 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12677 * config/sh/sh.c (barrier_align): Recognize branch around far
12678 branch and redundant insn.
12680 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12682 * invoke.texi: Restore documentation of the drivers' switches -MD
12685 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12687 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12689 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12690 check-objc//%): Support parallel testing of multilibs.
12691 (TESTSUITEDIR): Set to testsuite by default, but override for
12693 (check-gcc, check-g++, check-g77, check-objc): Enter
12696 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12698 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12699 * sched-deps.c (deps_may_trap_p): Likewise.
12700 * basic-block.h: Remove a comment.
12701 * flow.c (PROP_POSTRELOAD): Remove.
12702 (update_life_info): Don't add it to prop_flags.
12703 (mark_set_1): Lose the code that was enabled by it.
12705 2001-01-11 Michael Hayes <mhayes@redhat.com>
12707 * flow.c (flow_call_edges_add): New.
12708 * basic_block.h (flow_call_edges_add): New.
12710 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12712 * reload1.c (move2add_note_store): Update reg_set_luid even if
12713 base reg remains the same.
12715 2001-01-10 Nick Clifton <nickc@redhat.com>
12717 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12718 machine_function structure to zero.
12719 Add prototypes for machine_status functions.
12721 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12723 * c-common.h (CTI_VOID_LIST): Remove.
12724 (void_list_node): Likewise.
12725 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12726 (void_list_node): New macro.
12727 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12728 * config/i386/i386.c (ix86_init_builtins): Likewise.
12729 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12731 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12733 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12734 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12736 * tradcpp.c: Include mkdeps.h.
12737 (deps, print_deps_phony_targets, deps_append, output_deps,
12738 init_dependency_output, output_deps): New.
12739 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12740 deps_output): Delete.
12741 (print_deps_missing_files): Rename deps_missing_files.
12742 (inhibit_output): Make global.
12743 (main): Delete inhibit_output, deps_stream, deps_target.
12744 Use mkdeps functionality in the same way as cpplib. Remove
12745 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12746 -M and -MM. Remove old handling of deps via deps_out, and
12747 old reading of environment variables.
12748 (get_filename): Update to use deps_add_dep.
12750 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12752 * output.h (make_function_rtl): Remove prototype.
12753 (make_decl_rtl): Likewise.
12754 * varasm.c (make_function_rtl): Remove.
12755 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12756 than from a third parameter.
12757 * tree.h (make_decl_rtl): Remove last parameter.
12758 * c-decl.c (builtin_function): Remove last argument in call to
12759 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12760 (start_function): Likewise.
12761 * except.c (call_get_eh_context): Likewise.
12762 * expr.c (emit_block_move): Likewise.
12763 (clear_storage): Likewise.
12764 * profile.c (output_func_start_profiler): Likewise.
12765 * toplev.c (rest_of_decl_compilation): Likewise.
12766 * objc/objc-act.c (create_builtin_decl): Likewise.
12767 (synth_module_prologue): Likewise.
12768 (generate_static_reference): Likewise.
12769 (build_selector_reference_decl): Likewise.
12770 (build_class_reference_decl): Likewise.
12771 (build_objc_string_decl): Likewise.
12772 (build_protocol_reference): Likewise.
12774 2001-01-10 Richard Henderson <rth@redhat.com>
12776 * hwint.h: Revert yesterday's change.
12778 2001-01-10 Nick Clifton <nickc@redhat.com>
12780 * function.h (save_machine_status): Delete.
12781 (restore_machine_status): Delete.
12782 Amend comment describing {init|mark|free}_machine_status.
12784 * function.c (save_machine_status): Delete.
12785 (restore_machine_status): Delete.
12786 Amend comment describing {init|mark|free}_machine_status.
12787 (push_function_context_to): Remove invocation of
12788 save_machine_status.
12789 (pop_function_context_from): Remove invocation of
12790 restore_machine_status.
12792 * emit-rtl.c (init_emit_once): Amend comment describing
12793 {init|mark|free}_machine_status.
12795 * tm.texi (Per-Function Data): New node. Describe the
12796 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12799 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12801 * cppinit.c (OPT_g): Remove.
12802 (cpp_handle_option): Update for removed -g3.
12803 (print_help): Update.
12804 * cpplib.h (struct cpp_options): Remove debug_output.
12805 * cppmain.c (setup_callbacks, cb_define): Update.
12806 * gcc.c (cpp_options): Translate -g3 to -dD.
12808 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12810 * config/i960/i960.md: Change modifier to + on the zero_extract
12811 pattern after the (rotate -2 reg) canonicalization pattern.
12813 2001-01-10 Richard Henderson <rth@redhat.com>
12815 * config/alpha/alpha.c (alpha_free_machine_status): New.
12816 (override_options): Install it.
12817 (alpha_mark_machine_status): Verify machine non-null.
12818 * config/i386/i386.c (ix86_free_machine_status): New.
12819 (override_options): Install it.
12820 (ix86_init_machine_status): Use xcalloc.
12821 (ix86_mark_machine_status): Verify machine non-null.
12822 * config/ia64/ia64.c (ia64_free_machine_status): New.
12823 (ia64_override_options): Install it.
12824 (ia64_mark_machine_status): Verify machine non-null.
12826 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12828 * function.c (instantiate_virtual_regs): Instantiate virtual
12829 registers found in CALL_INSN_FUNCTION_USAGE.
12831 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12833 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12834 equivalent to -ansi in disabling -Di386.
12836 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12838 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12840 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12842 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12844 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12846 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12848 * invoke.texi: Document that -fcond-mismatch isn't supported for
12851 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12853 * gcc.texi: Define macro gcctabopt.
12854 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12855 @command, @env and @option in some places where appropriate. Use
12856 @gcctabopt where appropriate. Put URLs and email addresses inside
12859 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12861 * gcc.c (cpp_options): Set MD file name from output
12862 filename, if specified.
12863 (suffix_subst): New static variable.
12864 (do_spec): Clear it.
12865 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12867 (give_switch): Handle suffix_subst.
12869 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12871 * invoke.texi: Fix another typo.
12873 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12875 * invoke.texi: Fix typo.
12877 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12879 * c-lang.c (lang_hooks): Update.
12880 (lang_decode_option): Remove.
12881 (lang_init_options): Rename c_init_options.
12882 * toplev.c (main): Use lang_hooks for lang_init_options
12883 and lang_decode_option.
12884 * toplev.h (lang_hooks): Add 2 new hooks.
12885 * tree.h: Remove lang_init_options and lang_decode_option.
12886 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12887 * cp/decl2.c: Similarly.
12888 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12889 (lang_hooks): Update.
12890 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12892 (lang_init_options): Rename ffe_init_options.
12893 (lang_hooks): Update.
12894 (lang_decode_option): Remove.
12895 * java/lang.c (lang_init_options): Rename java_init_options.
12896 (lang_decode_option): Rename java_decode_option.
12897 (lang_hooks): Update.
12898 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12899 (lang_decode_option): Rename objc_decode_option.
12900 (lang_hooks): Update.
12902 2001-01-09 Nick Clifton <nickc@redhat.com>
12904 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12905 (d30v_return_addr_rtx): Delete.
12906 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12907 cfun->machine structure.
12908 (struct machine_function): Move to d30v.h
12909 (d30v_save_machine_status): Delete.
12910 (d30v_restore_machine_status): Delete.
12911 (d30v_init_machine_status): New Function.
12912 (d30v_mark_machine_status): New Function.
12913 (d30v_free_machine_status): New Function.
12914 (d30v_init_expanders): Use new functions.
12915 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12916 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12917 d30v_return_addr_rtx.
12919 * config/d30v/d30v.h (struct_machine): Move here.
12920 Add eh_epilogue_sp_ofs field.
12922 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12923 field in cfun->machine structure.
12925 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12927 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12928 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12929 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12931 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12933 * objc/lang-options.h: Remove bogus reference to
12936 2001-01-09 Kazu Hirata <kazu@hxi.com>
12938 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12941 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12943 * reload.c (find_reloads_address): Check for eliminable registers
12944 when substituting a constant expression for a pseudo.
12946 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12948 * c-common.c (enum format_type): Add format_type_error.
12949 (decode_format_type): New function.
12950 (decl_attributes): Use it.
12951 (format_kind_info): Adjust comment.
12953 2001-01-09 David O'Brien <obrien@BSDi.com>
12955 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12956 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12958 * config/i386/gnu.h: Don't include required platform specific .h files,
12959 tm.h will do it instead.
12960 * config/i386/i386elf.h: Likewise.
12961 * config/i386/linux.h: Likewise.
12962 * config/i386/moss.h: Likewise.
12963 * config/mips/gnu.h: Likewise.
12965 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12967 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12968 (rs6000-ibm-aix3.[01]*): Likewise.
12969 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12970 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12971 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12972 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12973 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12974 (powerpc-*-eabiaix*): Likewise.
12975 (powerpc-*-eabisim*): Likewise.
12976 (powerpc-*-elf*): Likewise.
12977 (powerpc-*-eabi*): Likewise.
12978 (powerpc-*-rtems*): Likewise.
12979 (powerpc-*-linux*libc1): Likewise.
12980 (powerpc-*-linux*): Likewise.
12981 (powerpc-wrs-vxworks*): Likewise.
12982 (powerpcle-wrs-vxworks*): Likewise.
12983 (powerpcle-*-sysv*): Likewise.
12984 (powerpcle-*-elf*): Likewise.
12985 (powerpcle-*-eabisim*): Likewise.
12986 (powerpcle-*-eabi*): Likewise.
12987 (powerpcle-*-solaris2*): Likewise.
12988 * config/rs6000/aix31.h: Delete includes.
12989 * config/rs6000/aix3newas.h: Likewise.
12990 * config/rs6000/aix41.h: Likewise.
12991 * config/rs6000/aix43.h: Likewise.
12992 * config/rs6000/beos.h: Likewise.
12993 * config/rs6000/rtems.h: Likewise.
12994 * config/rs6000/sysv4.h: Likewise.
12996 2001-01-09 Kazu Hirata <kazu@hxi.com>
12998 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12999 Change an argument mode of machine_mode to shift_mode of
13000 shift_mode. Remove an extra error check.
13001 (emit_a_shift): Adopt to the new calling prototype of
13003 (function_prologue): Fix code for a monitor
13004 function. Support H8/S.
13005 (function_epilogue): Do not output pop for a monitor function.
13007 2001-01-09 Nick Clifton <nickc@redhat.com>
13009 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
13010 (setup_incoming_varargs): Use sysv_varargs_p field of the
13011 cfun->machine structure.
13012 (struct machine_function): Move to rs6000.h
13013 (rs6000_save_machine_status): Delete.
13014 (rs6000_restore_machine_status): Delete.
13015 (rs6000_init_machine_status): New Function.
13016 (rs6000_free_machine_status): New Function.
13017 (rs6000_init_expanders): Use new functions.
13019 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
13021 (struct machine_function): Move here.
13023 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
13024 sysv_varargs_p field of the cfun->machine structure.
13026 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
13028 (rs6000_restore_machine_status): Remove prototype.
13030 2001-01-09 Richard Henderson <rth@redhat.com>
13032 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
13033 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
13034 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
13035 (sched_analyze_2, sched_analyze_insn): Likewise.
13036 (sched_analyze, init_deps): Likewise.
13037 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
13038 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
13039 (compute_block_backward_dependences): Update propagate_deps call.
13041 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
13043 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
13045 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13047 * cppinit.c (OPT_MD, OPT_MMD): Restore.
13048 (cpp_handle_option): Handle them.
13049 (cpp_post_options): Ensure one of -M or -MM is specified with
13050 any other -M? option.
13051 (init_dependency_output): Suppress output with -MG.
13053 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13055 * cpp.texi: Update.
13056 * invoke.texi: Update.
13058 2001-01-09 Bernd Schmidt <bernds@redhat.com>
13060 * sh.md (reload_outsf): Generate recognizable patterns for
13063 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13065 * c-lang.c (lang_hooks): Update.
13066 (lang_init): Rename c_init.
13067 (lang_finish): Remove.
13068 * toplev.c (compile_file): Use lang_hooks for lang_init ()
13069 and lang_finish ().
13070 * toplev.h (lang_hooks): Add init () and finish ().
13071 * tree.h (lang_init, lang_finish): Remove.
13072 * cp/tree.h (lang_init, lang_finish): Remove.
13073 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
13074 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
13076 (lang_init, lang_finish): Remove.
13077 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
13078 (lang_hooks): Update.
13079 * java/lang.c (lang_init): Rename java_init.
13080 (lang_finish): Remove.
13081 (lang_hooks): Update.
13082 * objc/objc-act.c (lang_init): Rename objc_init.
13083 (lang_finish): Remove.
13084 (lang_hoooks): Update.
13086 20001-01-09 Graham Stott <grahams@redhat.com>
13088 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
13089 after `ptr` is initialised.
13091 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13093 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
13094 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
13095 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
13096 stack adjusts, instead of r3.
13098 2001-01-09 Michael Hayes <mhayes@redhat.com>
13100 * flow.c (flow_loop_scan): Break out of ...
13101 (flow_loops_find) ... here.
13102 * basic-block.h (flow_loop_scan): New.
13103 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
13104 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
13106 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13108 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
13110 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
13111 realloc()ing macro_buffer.
13113 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
13114 if it's wider than long and the target's long is wider than the
13117 2001-01-09 Mark Mitchell <mark@codesourcery.com>
13119 Remove support for using UWIN as a host machine.
13120 * configure.in: Issue an error message.
13121 * configure: Regenerated.
13122 * config.gcc: Remove xm_* UWIN configury.
13123 * config/i386/xm-uwin.h: Remove.
13125 2001-01-08 Nick Clifton <nickc@redhat.com>
13127 * config/v850/v850.c (ra_rtx): Delete.
13128 (v850_save_machine_status): Delete.
13129 (v850_restore_machine_status): Delete.
13130 (v850_init_machine_status): New function.
13131 (v850_mark_machine_status): New function.
13132 (v850_free_machine_status): New function.
13133 (v850_return_addr): Use ra_rtx field in machine structure.
13134 (v850_init_expanders): Use new functions.
13136 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
13137 * config/v850/v850.c: Change arguments to v850_output+* functions
13138 to take a const char *, to avoid compile time warning.
13139 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
13140 (USER_LABEL_PREFIX): Redefine.
13142 2000-01-08 Jim Wilson <wilson@redhat.com>
13144 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
13145 1 to unsigned HOST_WIDE_INT before left shift.
13147 2001-01-08 Nick Clifton <nickc@redhat.com>
13149 * config/arm/arm.c (arm_mark_machine_status): Check to see if
13150 the machine structure has been allocated.
13151 (arm_free_machine_status): New function: Free the machine
13152 specific function structure.
13154 2001-01-08 Richard Henderson <rth@redhat.com>
13156 * jump.c (simplejump_p): Revert last change.
13158 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
13160 * cppinit.c (init): Rename init_library.
13161 (cpp_create_reader): Update.
13162 * gcc.c (cpp_options): If -o given, use it as the target of
13165 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13167 * arm.c (arm_arch5e): New variable.
13168 (all_cores): XScale is a 5TE device.
13169 (arm_override_options): Set arm_arch5e.
13170 (arm_init_builtins): __builtin_prefetch is in arch5e.
13171 * arm.h (arm_arch5e): Declare it.
13173 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
13175 * arm.md (define_constants): Add defines for UNSPEC and
13176 UNSPEC_VOLATILE insns. Update all users.
13177 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
13178 * arm.c (multi_register_push, note_invalid_constants)
13179 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
13180 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
13181 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
13183 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
13185 * jump.c (jump_optimize_1): Use reversed_comparison_code
13186 instead of can_reverse_comparison_p.
13187 (jump_back_p): Likewise.
13188 (invert_exp_1): Likewise.
13189 (thread_jumps): Likewise.
13190 * simplify-rtx.c (simplify_unary_operation): Likewise.
13191 (simplify_ternary_operation): Likewise.
13192 * cse.c (find_comparison_args): Convert to use
13193 can_reverse_comparison_p.
13194 (record_jump_equiv): Likewise.
13196 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13198 * arm.h (HARD_REGNO_RENAME_OK): Delete.
13199 (EPILOGUE_USES): Define.
13200 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
13201 automatically stack the LR if it isn't live.
13203 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
13205 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
13208 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
13210 * ggc-page.c (max_alignment): New structure.
13211 (MAX_ALIGNMENT): New macro.
13212 (init_ggc): Use it to round up the sizes in the
13213 extra_order_size_table.
13215 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13217 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
13220 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13222 * builtins.def (BUILT_IN_FPRINTF): New entry.
13224 * c-common.c (c_expand_builtin_fprintf): New function.
13225 (init_function_format_info): Handle __builtin_fprintf.
13226 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
13227 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
13229 * c-decl.c (duplicate_decls): Adjust comment.
13231 * extend.texi (fprintf): Document new builtin.
13233 2001-01-07 Richard Henderson <rth@redhat.com>
13235 * jump.c (simplejump_p): Recognize any single_set jump
13236 of the proper form.
13238 2001-01-07 Richard Henderson <rth@redhat.com>
13240 * configure.in (slibdir): Accept an --with-slibdir option.
13241 Use "test" not "[" in configure. Default to $(libdir).
13243 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
13245 * config/t-aix43 (SHLIB_INSTALL): Likewise.
13246 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
13247 (SHLIB_LINK): Create links for the soname.
13248 * config/mips/t-iris6: Likewise.
13249 * config/sparc/t-slibgcc: Likewise.
13250 * config/sparc/t-slibgcc-sld: Likewise.
13252 2001-01-07 Jakub Jelinek <jakub@redhat.com>
13254 * config/i386/i386.c (constant_call_address_operand): Accept
13255 (const (plus (symbol_ref) (const_int))).
13256 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
13257 constant_call_address_operand.
13259 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13261 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
13262 and LONG_LONG_TYPE_SIZE > 32.
13264 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13266 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
13267 the previous change.
13269 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
13271 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
13273 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
13274 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
13275 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
13278 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13280 * fix-header.c (read_scan_file): s/pfile/scan_in/.
13282 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13284 * c-lang.c (c_post_options): Call cpp_post_options.
13285 * objc/objc-act.c (objc_post_options): Similarly.
13286 * cppmain.c (main): Similarly.
13287 * fix-header.c (read_scan_file): Similarly.
13288 * cppinit.c (cpp_start_read): Move option consistency checks
13289 to cpp_post_options. Don't call init_dependency_output.
13290 If needed, add default target and main file dependency.
13291 (OPT_MD, OPT_MMD): Remove.
13293 (cpp_handle_option): Update for OPT_* changes.
13294 (cpp_post_options): New.
13295 (init_dependency_output): Command line -MF overrides environment
13296 variables. Don't set default target etc. Suppress output
13297 if dependencies are going to stdout.
13298 (print_help): Update.
13299 * cpplib.h (cpp_post_options): New.
13300 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
13302 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
13304 * jump.c (comparison_dominates_p): Support unordered compares.
13306 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
13308 * simplify-rtx.c (simplify_relational_operation): Always simplify
13309 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
13312 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
13314 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
13315 (nonzero_bits): Likewise.
13316 (simplify_comparison): Likewise.
13317 (num_sign_bit_copies): Likewise; return more sane value depending
13318 on STORE_FLAG_VALUE.
13319 (known_cond): Do not assume EQ to be always true for equivalent
13322 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
13324 * cse.c (fold_rtx): Handle unordered comparisons.
13326 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
13328 * rtlanal.c (set_of_1): New static function.
13329 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
13330 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
13331 reg_set_last_last_regno): Remove.
13332 (set_of): New global function.
13333 (set_of_data): New structure.
13334 (reg_set_p, reg_set_last): Revamp for set_of.
13335 * rtl.h (set_of): New.
13337 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13339 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
13340 * extend.texi: Document _Exit builtin.
13342 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13344 * (initialize, initialize_builtins,
13345 initialize_dependency_output, initialize_standard_includes):
13346 Rename s/initialize/init. Update.
13347 (init_dependency_output): Move to after
13348 cpp_handle_options, the correct location temporally at least.
13349 (opt_comp): Move next to init (), its caller. Fix prototype.
13350 (init): Make "initialized" local scope.
13351 (cpp_create_reader): Always call init ().
13352 (cpp_start_read): Update.
13353 (output_deps): New function, broken out of cpp_finish.
13354 (cpp_finish): Break out output_deps.
13356 2001-01-07 Richard Henderson <rth@redhat.com>
13358 * collect2.c (COFF specific stuff): Revert 12-06 patch
13359 to prototype system functions.
13361 2001-01-07 Michael Hayes <mhayes@redhat.com>
13363 * hard-reg-set.h: Add multiple include guard.
13364 * basic-block.h (struct loop): Add `sink' field.
13365 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
13366 (emit_iv_add_mult): Delete.
13367 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
13368 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
13369 (unroll_loop): Remove end_insert_before argument.
13370 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
13371 (maybe_eliminate_biv_1): Likewise.
13372 (emit_iv_add_mult): Delete.
13373 (gen_add_mult, loop_regs_update): New.
13374 (loop_insn_emit_after, loop_insn_emit_before): New.
13375 (loop_insn_sink, loop_insn_sink_or_swim): New.
13376 (emit_iv_add_mult): Delete.
13377 (scan_loop): Set loop->sink.
13378 (loop_givs_reduce): Use loop_insn_sink and its ilk.
13379 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
13380 (maybe_eliminate_biv_1): Likewise.
13381 (maybe_eliminate_biv_1): Add basic block argument.
13382 * unroll.c (unroll_loop): Remove end_insert_before argument.
13383 (find_splittable_regs): Likewise.
13384 (find_splittable_regs): Use loop_insn_sink and its ilk.
13385 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
13387 2001-01-07 Michael Hayes <mhayes@redhat.com>
13389 * loop.h (loop_insn_hoist): New prototype.
13390 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
13391 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
13392 (check_dbra_loop, load_mems): Likewise.
13393 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
13394 (find_splittable_givs): Likewise.
13396 2001-01-07 Michael Hayes <mhayes@redhat.com>
13398 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
13400 2001-01-07 Richard Henderson <rth@redhat.com>
13402 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
13404 2001-01-07 Richard Henderson <rth@redhat.com>
13406 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
13407 NO_SHARED_LIBGCC_MULTILIB as required for the target.
13408 * gcc.c (init_spec): Massage the existing libgcc_spec into a
13409 variant that handles a shared libgcc.
13410 (process_command): Always validate -{static,shared}-libgcc.
13411 (do_spec_1): New 'M' case.
13412 * invoke.text (Link Options): Document -{static,shared}-libgcc.
13414 2001-01-07 Richard Henderson <rth@redhat.com>
13416 * Makefile.in (slibdir): New variable.
13417 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
13418 (installdirs): Create slibdir.
13419 (install-libgcc, install-multilib): Defer to libgcc.mk.
13420 * configure.in (slibdir): Substitute.
13421 * mklibgcc.in (install): New target.
13423 * config/t-linux (SHLIB_LINK): Create links for the soname.
13424 (SHLIB_INSTALL): New.
13425 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
13426 * config/mips/t-iris6 (SHLIB_INSTALL): New.
13427 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
13428 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
13429 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
13431 2001-01-07 Richard Henderson <rth@redhat.com>
13433 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
13434 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
13435 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
13437 2001-01-07 Michael Hayes <mhayes@redhat.com>
13439 * loop.c (count_loop_regs_set): Delete.
13440 (load_mems_and_recount_loop_regs_set): Delete.
13441 (loop_regs_scan): Merge common code from count_loop_regs_set,
13442 scan_loop, and load_mems_and_recount_loop_regs_set.
13443 (scan_loop): Call load_mems directly and loop_regs_scan
13444 again if new registers created.
13446 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13448 * toplev.c (main): Call the front-end specific post_options
13449 hook if one is given.
13450 * toplev.h (struct_lang_hooks, lang_hooks): New.
13451 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
13452 for the C front end.
13453 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
13454 lang_hooks for the C++ front end.
13455 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
13456 lang_hooks for the ObjC front end.
13457 * f/com.c (lang_hooks): Hooks for the Fortran front end.
13458 * java/lang.c (lang_hooks): Hooks for the Java front end.
13460 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13462 * c-lex.c (init_c_lex): Request #define / #undef callbacks
13463 for verbose DWARF[2] debugging.
13464 (cb_define, cb_undef): The new callbacks.
13465 * toplev.h (debug_define, debug_undef): Make const correct.
13466 * toplev.c (debug_define, debug_undef): Similarly. Do not
13467 perform the verbosity tests here anymore.
13469 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
13471 * reload.c (subst_reloads): Take INSN argument. When
13472 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
13473 * reload.h (subst_reloads): Adjust prototype.
13474 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
13475 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
13476 present in JUMP_INSNs and copy them to JUMP_LABEL.
13477 * flow.c (find_label_refs, find_basic_blocks_1): Skip
13478 JUMP_INSNs and insns with REG_LABELs that are followed by
13479 JUMP_INSNs with the same REG_LABEL.
13480 * sched-rgn.c (is_cfg_nonregular): Likewise.
13481 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
13483 * unroll.c (unroll_loop): Look for REG_LABEL notes in
13485 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
13487 2001-01-06 Richard Henderson <rth@redhat.com>
13489 * loop.c (scan_loop): Use xcalloc for the regs array.
13490 (load_mems_and_recount_loop_regs_set): Zero the new memory
13491 received from xrealloc.
13493 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13495 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13497 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13499 * integrate.c (copy_rtx_and_substitute): When copying
13500 an ignored return value, strip REG_FUNCTION_VALUE_P.
13502 2001-01-06 Michael Hayes <mhayes@redhat.com>
13504 * loop.c (debug_biv, debug_giv): New.
13505 (loop_biv_dump): Break out from ...
13506 (record_biv): ... here.
13507 (loop_giv_dump): Break out from ...
13508 (record_giv): ... here.
13509 (loop_bivs_check): Use print_simple_rtl.
13510 * unroll.c (loop_iterations): Use print_simple_rtl.
13512 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13514 * pa.md (return, return_internal): Modify patterns to prevent regrename
13515 mucking with the return pointer.
13517 2001-01-05 Richard Henderson <rth@redhat.com>
13519 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13521 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13523 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13524 version supplied by Matteo Frigo.
13526 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13528 * cpp.texi: Update for -MQ.
13529 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13530 (cpp_cleanup): Always free pfile->deps.
13531 (initialize_dependency_output): Don't create pfile->deps.
13532 (cpp_handle_option): Similarly.
13534 * gcc.c (cpp_options): Handle -MQ.
13535 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13536 * mkdeps.c (base_name): Remove.
13537 (deps_init): Don't allocate vector space until it's needed.
13538 (deps_free): Only free vectors if allocated.
13539 (deps_add_target, deps_add_dep): Update for initial allocation.
13540 (deps_add_default_target): Don't strip to the base_name.
13542 2001-01-05 DJ Delorie <dj@redhat.com>
13544 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13545 (INIT_EXPANDERS): Define.
13547 * config/v850/v850.c (struct machine_function): Define.
13548 (v850_save_machine_status): New function.
13549 (v850_restore_machine_status): New function.
13550 (v850_return_addr): New function.
13551 (v850_init_expanders): New function.
13553 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13554 and v850_init_expanders.
13556 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13558 * cpplib.h (struct cpp_reader): Add help_only field.
13559 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13560 (cpp_handle_option): Set pfile->help_only if we see -h,
13561 --help, -target-help, or --version. Print version string but
13562 do not set help_only if we see -v or -version. Make text
13563 printed by -v match that printed by (-)-version.
13565 * cppmain.c (main): Exit after option parsing if
13566 pfile->help_only is true.
13568 * toplev.c (independent_decode_option): Call print_version,
13569 then exit, if we see --version (but not -version).
13570 (print_version): Split lengthy message into two lines.
13572 2001-01-05 Nick Clifton <nickc@redhat.com>
13574 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13575 temporary string for initialisation before calling ggc_alloc_string.
13577 2001-01-06 Michael Hayes <mhayes@redhat.com>
13579 * rtl.h (print_simple_rtl): New.
13580 * print-rtl.c (print_simple_rtl): New.
13581 (flag_simple): New.
13582 (print_rtx): Disable printing of flags and modes, etc.,
13583 if `flag_simple` nonzero.
13585 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13587 * function.c (fixup_var_refs): Use push_to_full_sequence where
13590 2001-01-05 Michael Meissner <meissner@redhat.com>
13592 * flags.h (flag_reorder_blocks): Add declaration.
13593 (flag_rename_block): Ditto.
13595 2001-01-05 DJ Delorie <dj@redhat.com>
13597 * function.c (reorder_blocks): Make sure the flags are all reset
13598 before using them to mark blocks, else a second invocation will
13599 corrupt the block chain.
13600 (reorder_blocks_0): New, resets the flags.
13602 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13604 * cse.c (find_comparison_args): Stop if the argument is known to
13607 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13609 * config/sh/sh.md (movdf): When splitting load into pair of
13610 registers, don't clobber the register used in the address too
13613 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13615 * varasm.c (mark_constant_pool): Improve initial comments.
13616 (mark_constants): Move marking of constants to mark_constant.
13617 (mark_constant): New function to recursively mark all constants
13618 referred to by a constant.
13620 2001-01-05 Catherine Moore <clm@redhat.com>
13622 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13624 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13626 * cp/lang-options.h: Bring comment in line with reality.
13627 * f/lang-options.h: Likewise.
13628 * java/lang-options.h: Likewise.
13629 * objc/lang-options.h: Likewise.
13630 * ch/lang-options.h: Likewise.
13631 * f/g77.texi: And update the manual.
13633 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13634 Denis Chertykov <denisc@overta.ru>
13636 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13637 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13638 * config/avr/avr.md (all peepholes that request a scratch register):
13639 Call it, FAIL the peephole if not safe (in interrupt functions).
13641 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13643 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13645 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13647 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13649 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13650 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13651 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13652 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13653 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13655 * extend.texi: Document these builtins.
13657 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13659 * c-common.c (lang_get_alias_set): Say we know nothing of
13660 VECTOR_TYPE aliasing.
13662 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13664 2001-01-05 Bruce Korb <bkorb@gnu.org>
13666 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13667 their x* equivalent versions for atexit-less systems
13668 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13669 systems (or any other system any more).
13671 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13673 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13674 output operands. Use arm_hard_register_operand for operand 4.
13675 (stmsi_postinc): Similarly.
13676 (ldmsi): Use arm_hard_register_operand for opernand 2.
13677 (stmsi): Similarly.
13678 * arm.c (arm_hard_register_operand): New function.
13679 * arm-protos.h (arm_hard_register_operand): Prototype it.
13681 * arm.h (HARD_REGNO_RENAME_OK): Define.
13683 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13685 * simplify-rtx.c (cfc_args): add "unordered" field.
13686 (check_fold_consts): Set unordered field.
13687 (simplify_relational_operation): Simplify the unordered
13690 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13693 * emit-rtl.c (try_split): Fix code to mark labels.
13694 * jump.c (mark_jump_label): Make global.
13695 * rtl.h (mark_jump_label): Declare.
13697 * predict.c (estimate_probability): Handle unordred comparisons.
13699 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13701 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13702 * cppinit.c (initialize_dependency_output): Update.
13703 (cpp_finish): Output dummy targets for -MP.
13705 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13706 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13707 * gcc.c (cpp_options): Update to handle -MP.
13708 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13709 to quote only the default target.
13710 (deps_phony_targets): Insert a preceding newline. Rename from
13711 deps_dummy_targets for consistency.
13714 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13716 * calls.c (emit_library_call_value_1): Support
13717 INIT_CUMULATIVE_LIBCALL_ARGS.
13718 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13720 2001-01-04 Richard Henderson <rth@redhat.com>
13722 * c-decl.c (finish_struct): Detect flexible array members
13723 used in an inappropriate context.
13724 * c-typeck.c (really_start_incremental_init): Special case
13725 constructor_max_index for zero length arrays.
13726 (pop_init_level): Allow initialization of flexible array
13727 members. Deprecate initialization of zero length arrays.
13728 Don't issue missing initializer warning for flexible array
13729 members or zero length arrays.
13730 (process_init_element): Don't dereference null DECL_SIZE.
13731 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13732 Don't abort for empty constructors. Use size_binop
13733 (output_constructor): Add commentary regarding zero length
13734 array futures. Abort if we try to initialize an array of
13735 unspecified length with a non-empty constructor in the middle
13738 * extend.texi (Zero Length): Update and clarify documentation
13739 on static initialization.
13741 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13743 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13744 with more than 32767 words of local storage.
13746 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13748 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13749 for 'abs', 'labs', and 'fabs'.
13750 (c4x_expand_builtin): Likewise.
13751 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13753 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13755 * config/sh/sh.md (prget, prset): New insn types.
13756 (return delay slot): Dont' allow prset.
13757 (call, sfunc delay slot): Don't allow prget.
13758 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13759 for prset and prget.
13761 2001-01-05 Michael Hayes <mhayes@redhat.com>
13763 * loop.h (struct loop_reg): New.
13764 (struct loop_regs): Change to use array of `struct loop_reg'.
13765 * loop.c: Replace assortment of varrays with single regs array.
13766 (count_one_set): Delete may_not_move array argument
13767 and use regs array instead. All caller's changed.
13768 (count_loop_regs_set): Delete may_not_move and single_usage
13769 arguments and use regs array instead. All caller's changed.
13770 (find_single_use_in_loop): Replace usage array argument with pointer
13771 to regs structure. All caller's changed.
13772 (loop_optimize): Delete `moved_once' array.
13774 2001-01-05 Michael Hayes <mhayes@redhat.com>
13776 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13777 Use it instead of loop_info->has_call for scanning loop mems.
13778 (check_dbra_loop): Replace loop_info->has_call test with
13779 loop_info->has_nonconst_call.
13781 2000-01-04 Matthew Hiller <hiller@redhat.com>
13783 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13786 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13788 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13789 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13791 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13793 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13794 (flag_short_double, flag_short_wchar): Define.
13795 (c_common_nodes_and_builtins): Create many tree nodes shared
13796 between C and C++ here instead of in cp/decl.c and ...
13797 * c-decl.c (init_decl_processing): ... here.
13798 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13799 (flag_short_double, flag_short_wchar): Don't define.
13800 (record_builtin_type): New function.
13801 (build_void_list_node): New function.
13802 * c-common.h (flag_short_double, flag_short_wchar,
13803 record_builtin_type, build_void_list_node): Declare.
13805 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13807 * integrate.c (expand_inline_function): Don't put a virtual
13808 register into the reg map.
13810 * function.c (fixup_var_refs_1): If force_operand didn't put
13811 the address into the target, move it there.
13813 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13815 Special-case tree_decl/tree_list allocations.
13816 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13817 (OBJECT_SIZE): New macro.
13818 (NUM_EXTRA_ORDER): Likewise.
13819 (extra_order_size_table): New variable.
13820 (NUM_ORDERS): New macro.
13821 (objects_per_page_table): New variable.
13822 (object_size_table): New variable.
13823 (G.pages): Use NUM_ORDERS to bound the array.
13824 (G.page_tails): Likewise.
13825 (DIV_ROUND_UP): Remove.
13826 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13827 (alloc_page): Use OBJECT_SIZE.
13828 (size_lookup): Don't make it const.
13829 (ggc_alloc): Use OBJECT_SIZE.
13830 (ggc_set_mark): Likewise.
13831 (ggc_get_size): Likewise.
13832 (init_ggc): Set up the object_size_table, objects_per_page_table,
13833 and adjust size_lookup.
13834 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13835 (ggc_pop_context): Use NUM_ORDERS.
13836 (clear_marks): Likewise.
13837 (sweep_pages): Likewise.
13838 (poison_pages): Likewise.
13839 (ggc_print_statistics): Use OBJECT_SIZE.
13841 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13843 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13844 Only call array_size_for_constructor if last field and array type
13845 with no upper bound.
13847 2001-01-04 Philip Blundell <philb@gnu.org>
13849 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13850 from bit 31 downwards, if this requires no more insns.
13851 (count_insns_for_constant): New helper function for above.
13853 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13855 * gencodes.c (output_predicate_decls): Remove empty initializer.
13857 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13859 * tree.c (copy_node): Remove documentation about obstacks.
13860 (buidl1): Check that nobody tries to build 2-argument nodes this
13863 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13865 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13868 * gencodes.c (output_predicate_decls): Fill empty initializer
13871 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13873 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13874 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13876 (do_include): Handle missing headers like cpp0.
13877 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13878 paths with first include pathname. Don't strcat to uninitialized
13881 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13883 * regrename.c (regrename_optimize): Don't rename from frame pointer
13884 if frame_pointer_needed.
13885 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13886 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13887 (ia64_reorg): Use it instead of scheduling if ! optimize.
13888 (errata_emit_nops): Properly call asm_noperands.
13889 (ia64_sched_reorder): Finish cycle if we see an asm.
13890 (ia64_variable_issue): Clear scheduling state after asms.
13892 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13894 * cpp.texi: Update for -MT.
13895 * cppinit.c (initialize_dependency_output): Add a default
13896 target if none has been given already.
13897 (no_tgt, OPT_MT): New.
13898 (cpp_handle_option): Handle -MT. Update -M etc.
13899 * cpplib.h (struct cpp_options): Remove deps_target.
13900 * gcc.c (cpp_options): Handle -MT.
13901 * mkdeps.c (struct deps): Move from mkdeps.h.
13902 (deps_calc_target): Rename deps_add_default_target. Add a
13903 default target if none has been specified already.
13904 * mkdeps.h (struct deps): Move to mkdeps.c.
13905 (deps_calc_target): Rename deps_add_default_target.
13907 2000-01-03 Richard Henderson <rth@redhat.com>
13909 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13911 * c-typeck.c (push_init_level): Move checks for flexible array
13912 members and zero length arrays ...
13913 (pop_init_level): ... here. Silently discard empty initializations.
13915 * varasm.c (output_constructor): Update for sizeof change to
13916 zero-length arrays.
13918 * extend.texi (Zero Length): Clarify semantics.
13920 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13922 * configure.in (tm.h): Include isns-codes.h last.
13923 * configure: Rebuilt.
13925 2001-01-03 Richard Henderson <rth@redhat.com>
13927 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13928 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13930 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13932 * tradcpp.c (main): Make sure finclude() is called with a valid
13933 indepth value while handling -include.
13935 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13937 * gencodes.c (output_predicate_decls): New function.
13939 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13940 even if it is not the first time machmode.h is #included.
13941 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13942 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13943 * gcc.texi (Copyright): Added 2001.
13945 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13947 * c-common.c (c_common_lang_init): New function. Warn if format
13948 warning options which only have effects when used with -Wformat
13949 are used without -Wformat.
13950 * c-common.h (c_common_lang_init): Declare.
13951 * c-lang.c (lang_init): Call c_common_lang_init.
13952 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13954 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13956 * configure.in: Check for the mktemp command.
13957 * configure: Regenerate.
13958 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13959 $TEMP. Create temporary files with mktemp, if available at
13960 configure time; otherwise use set -C. Remove temporary files
13963 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13965 * configure.in: Require at least texinfo 4.0. Check for whether
13966 Pod::Man is sufficiently recent to regenerate GCC manpages.
13967 * configure: Regenerate.
13968 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13970 (GENERATED_MANPAGES): Define.
13971 (generated-manpages): New target. Depend on cpp.1 as well as
13973 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13974 configure to generated-manpages or empty) rather than on the
13975 manpages directly. Remove execute permission from installed
13976 gcov.1 as well as cpp.1.
13977 * cpp.1, gcov.1: Regenerate.
13979 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13981 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13982 tree_low_cst. Allow using cmpstrsi in more cases.
13984 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13986 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13989 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13991 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13992 * Makefile.in (HOST_CFLAGS): Mention build-make.
13994 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13996 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13999 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14001 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
14004 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
14007 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
14008 reg_base_value and reg_known_value arrays.
14009 (init_alias_analysis): Add more cases to detect known values.
14010 * sched-deps.c (deps_may_trap_p): New function.
14011 (sched_analyze_2): Use it.
14013 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14015 * combine.c (simplify_shift_const): Even if we're sign-extracting,
14016 don't discard an ASHIFTRT if we're shifting in a wider mode.
14018 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
14020 * toplev.c (rest_of_compilation): Don't print basic block information
14021 when CFG isn't up to date.
14023 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
14025 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
14026 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
14027 (UNALIGNED_SHORT_ASM_OP): Define.
14028 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
14030 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14032 * fold-const.c (fold_convert): Fix typo.
14034 2001-01-02 Richard Henderson <rth@redhat.com>
14036 * c-common.h (ASM_INPUT_P): New.
14037 * c-parse.in (asm): Set it when needed.
14038 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
14039 existance of an operand.
14041 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
14043 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
14044 (dwarf2out_frame_debug_expr): Likewise.
14045 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
14047 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
14049 * i386.c (ix86_split_to_parts): Return number of part required;
14051 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
14053 (ix86_split_long_move): Use number of part returned
14054 by ix86_split_to_parts
14055 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
14057 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
14058 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
14059 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
14060 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
14061 (ALIGN_MODE_128): Add TFmode.
14062 (IS_STACK_MODE): Likewise.
14063 (HARD_REGNO_NREGS): TFmode needs 3 registers.
14064 (HARD_REGNO_OK): Support TFmodes.
14065 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
14066 * i386.md (scheduler definitions): Use memory operand to determine
14067 fst/fld instructions; use mode attribute to determine real mode of
14069 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
14070 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
14072 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14074 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
14076 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14078 * expr.c (store_constructor_field): Update ALIGN before calling
14081 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14083 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
14086 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14088 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
14091 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14093 * c-decl.c (start_function): Don't warn on third parameter to main.
14095 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14097 * tsystem.h: Define HAVE_DECL_GETOPT.
14099 2001-01-02 Philip Blundell <pb@futuretv.com>
14101 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
14104 2001-01-02 Richard Henderson <rth@redhat.com>
14106 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
14108 2001-01-02 Andreas Jaeger <aj@suse.de>
14110 * c-decl.c (c_decode_option): Remove support of
14111 -Wmissing-noreturn.
14113 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
14114 (W_options): Add -Wmissing-noreturn here.
14116 * flow.c: Define lang_missing_noreturn_ok_p.
14117 (check_function_return_warnings): Use it.
14119 * c-common.h: Declare lang_missing_noreturn_ok_p.
14121 * c-lang.c (c_missing_noreturn_ok_p): New function.
14122 (lang_init): Set lang_missing_noreturn_ok_p.
14124 * invoke.texi (Warning Options): Document this.
14126 2000-12-27 Phil Edwards <pme@sources.redhat.com>
14128 * extend.texi (C++ Extensions): New node for C++ attributes;
14129 describe init_priority and com_interface.
14130 * invoke.texi: Remove -finit-priority as it now has zero effect.
14131 * install.texi: Fix xref syntax.
14132 * md.texi: Likewise.
14134 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14136 * config.gcc (sparc64-wrs-vxworks*): New case.
14137 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
14139 * config/sparc/sparc.c (sparc_override_options): Do support different
14140 pointer and architecture size.
14141 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
14142 (POINTERS_EXTEND_UNSIGNED): Define.
14143 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
14144 (FUNCTION_MODE): Define to be Pmode.
14145 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
14147 * function.c (expand_function_end): Properly handle DECL_RESULT
14148 and copy when ptr_mode != Pmode.
14149 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
14151 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14153 * c-common.c (c_common_nodes_and_builtins): Set prototype
14154 parameters for __builtin_fputs, __builtin_fputc and
14155 __builtin_fwrite. Don't declare plain fputc as a builtin.
14157 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
14159 * loop.c (add_label_notes): Increment the label usage count when
14160 a note is added to an insn which refers to a CODE_LABEL.
14161 * gcse.c (add_label_notes): Likewise.
14163 2001-01-01 Andreas Jaeger <aj@suse.de>
14165 * loop.c (scan_loop): Use xmalloc to allocate movables.
14167 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14169 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
14170 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
14171 * reload1.c (REGISTER_MOVE_COST): Likewise.
14172 * regclass.c (REGISTER_MOVE_COST): Likewise.
14173 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
14174 dimension. Adjust all users.
14175 (init_reg_sets_1): Iterate on all modes.
14176 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
14177 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
14178 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
14179 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
14180 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
14181 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
14182 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
14183 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
14184 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
14185 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
14186 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
14187 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
14188 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
14189 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
14190 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
14191 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
14192 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
14193 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
14194 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
14195 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
14196 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
14197 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
14198 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
14199 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
14200 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
14201 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
14202 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
14204 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14206 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
14207 arg VARIES_P. Call it with extra arg.
14208 (true_dependence): Likewise.
14209 * rtl.h (rtx_addr_can_trap_p): Declare.
14210 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
14212 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
14213 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
14214 pic offset table register if it's zero. All callers changed.
14215 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
14217 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14219 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
14220 STRING_POOL_ADDRESS_P.
14222 * config/sparc/sparc.c (input_operand): Properly test for short op.
14224 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
14225 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
14226 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
14227 * config/sparc/elf.h: No longer include sol2.h.
14228 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
14229 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
14231 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
14233 2001-01-01 Michael Hayes <mhayes@redhat.com>
14235 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
14236 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
14237 (record_initial): Likewise.
14238 * unroll.c (copy_loop_body, loop_iterations): Likewise.
14239 (remap_split_bivs): Likewise.
14241 2001-01-01 Michael Hayes <mhayes@redhat.com>
14243 * loop.c (loop_ivs_free): New function.
14244 (strength_reduce): Break out from...
14246 2001-01-01 Michael Hayes <mhayes@redhat.com>
14248 * loop.h (struct iv): New.
14249 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
14250 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
14251 'reg_biv_class' fields with 'regs' and 'n_regs'.
14252 (struct ivs): Rename 'loop_iv_list' field to 'list'.
14253 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
14254 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
14256 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
14258 * resource.c (mark_referenced_resources): Abort() before
14259 attempting to mark a pseudo register.
14260 (mark_set_resources): Likewise.
14262 2001-01-01 Michael Hayes <mhayes@redhat.com>
14264 * loop.h (REG_IV_CLASS): New accessor macro.
14265 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
14266 * unroll.c (REG_IV_CLASS): Likewise.
14268 See ChangeLog.4 for earlier changes.