1 2001-06-28 Gabriel Dos Reis <gdr@codesourcery.com>
3 * diagnostic.c (default_print_error_function): Tweak.
4 (report_error_function): Likewise.
5 * toplev.h (default_print_error_function): Move to...
6 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
7 * tree.h (print_error_function): Move to...
8 * diagnostic.h: ...here. Add a `diagnostic_context *' parameter.
10 Thu Jun 28 06:16:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12 * expr.c (expand_assignment): When have varying-length object,
14 (expand_expr, case ADDR_EXPR): Use SAVE_EXPR_RTL after putting
15 SAVE_EXPR stack in case we had a SUBREG.
17 Thu Jun 28 10:31:06 CEST 2001 Jan Hubicka <jh@suse.cz>
19 * i386.md (cmp?i): Simplify; refuse immediate operand
21 * i386.c (cmpsi_operand): Refuse constants.
23 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
25 * flow.c (block_label, redirect_edge_and_branch): Split out from ....
26 (split_edge) .... here;
28 2001-06-28 Neil Booth <neil@cat.daikokuya.demon.co.uk>
30 * i386/i386.c (ix86_valid_type_attribute_p): Give external
31 linkage, move declaration to...
32 * i386/i386-protos.h: ...here.
34 2001-06-27 H.J. Lu (hjl@gnu.org)
36 * build-make (CC): Removed.
37 (HOST_CC): Set to $(CC_FOR_BUILD).
38 (HOST_CFLAGS): Replace $(CFLAGS) with $(CFLAGS_FOR_BUILD).
39 Fix a typo in comments.
41 * configure.in: Set CFLAGS to $(CFLAGS_FOR_BUILD) when
42 generating auto-build.h for canadian cross compile. Set CC
43 to `"${CC_FOR_BUILD}"' instead of just `${CC_FOR_BUILD}'.
45 * configure: Regenerated.
47 2001-06-27 Jim Wilson <wilson@redhat.com>
49 * emit-rtl.c (gen_highpart): Call validize_mem.
51 2001-06-27 Bruce Korb <bkorb@gnu.org>
53 * fixinc/inclhack.def(hpux11_cpp_pow_inline): new, but real similar to
54 hpux10_cpp_pow_inline. Not similar enough.
55 (solaris_mutex_init): renamed. PTHREAD_*_INITIALIZER is a problem for
56 all Solaris versions. This fix patches MUTEX and COND initializers,
57 the RWLOCK one will wait for someone to complain. For now, anyway.
58 (uw7_byteorder_fix): It was looking for the byteorder.h file in the
61 2001-06-27 Stan Shebs <shebs@apple.com>
63 * objc/objc-act.c (handle_impent): Rewrite to be more portable
64 and to use ASM_DECLARE_CLASS_REFERENCE.
65 * config/darwin.h (ASM_DECLARE_CLASS_REFERENCE): Rename from
66 undocumented DECLARE_CLASS_REFERENCE, add file argument.
67 * doc/tm.texi (ASM_DECLARE_CLASS_REFERENCE): Document.
69 Wed Jun 27 18:01:09 2001 Jeffrey A Law (law@cygnus.com)
71 * simplify-rtx.c (simplify_rtx): Canonicalize commutative expressions
72 by putting complex operands first and constants second.
74 2001-06-27 Gabriel Dos Reis <gdr@codesourcery.com>
76 * diagnostic.h: Add documentation. Make macros polymorphic.
77 * diagnostic.c (ideal_line_wrap_cutoff): Remove
78 definition. Replace with diagnostic_line_cutoff.
79 (prefixing_policy): Remove. Replace with diagnostic_prefixing_rule.
81 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
83 * doc/c-tree.texi, doc/contrib.texi, doc/cpp.texi,
84 doc/cppinternals.texi, doc/extend.texi, doc/gcc.texi,
85 doc/gcov.texi, doc/install-old.texi, doc/install.texi,
86 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Replace
87 . at end of sentences preceded by a capital letter with @..
89 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
91 * doc/invoke.texi: Add description of max-gcse-passes param.
93 * gcse.c (gcse_main): Use MAX_GCSE_PASSES instead of MAX_PASSES.
94 (MAX_PASSES): Remove now unneeded macro.
96 * params.h (MAX_GCSE_PASSES): New macro, to get parameter value of
97 max-gcse-passes param.
99 * params.def (PARAM_MAX_GCSE_PASSES): New parameter, controlling
100 maximum number of GCSE passes to run. Defaults to 1 (which is what
101 MAX_PASSES in gcse.c used to be).
103 2001-06-27 Neil Booth <neil@cat.daikokuya.demon.co.uk>
105 * system.h (TARGET_ESC): Move to ...
106 * defaults.h (TARGET_ESC): ... here.
107 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
108 TARGET_VALID_TYPE_ATTRIBUTE): Default to a no-op handler.
109 * tree.c (default_valid_attribute_p): New.
110 (valid_machine_attribute): Handlers can not be NULL.
111 * tree.h (default_valid_attribute_p): New.
112 * doc/tm.texi: Document TARGET_ESC.
113 * cp/decl2.c (import_export_class): Update.
115 2001-06-26 Bruce Korb <bkorb@gnu.org>
117 * gcc/fixinc/fixincl.c(initialize): In very strict ANSI, you cannot
118 use preprocessing directives inside a string literal. Fixed.
120 2001-06-26 Jim Wilson <wilson@redhat.com>
122 * doc/tm.texi (MAX_LONG_DOUBLE_TYPE_SIZE, INTEL_EXTENDED_IEEE_FORMAT):
125 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
127 * doc/cpp.texi, doc/cppinternals.texi, doc/extend.texi,
128 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
129 doc/tm.texi: Use @: where necessary when a full stop does not end
132 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
134 * doc/gcc.texi, doc/install.texi, doc/invoke.texi: Remove trailing
137 2001-06-26 Joseph S. Myers <jsm28@cam.ac.uk>
139 * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi, doc/gcc.texi,
140 doc/install.texi, doc/invoke.texi, doc/objc.texi, doc/rtl.texi,
141 doc/tm.texi: Use two spaces after ends of sentences.
143 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
145 * toplev.c (display_help): Fix param thinko.
146 * Makefile.in: Fix params.h dependencies.
148 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
150 * toplev.c (decode_f_option): Adjust setting.
151 (toplev_main): Call diagnostic_initialize. Remove call to
152 reshape_diagnostic_buffer._
154 * diagnostic.h (struct output_buffer): Add new field format_decoder.
155 (diagnostic_format_decoder): New macro.
156 (diagnostic_prefixing_rule): Likewise.
157 (diagnostic_line_cutoff): Likewise.
158 (set_message_prefixing_rule): Remove.
160 * diagnostic.c (lang_printer): Remove.
161 (diagnostic_message_length_per_line): Likewise.
162 (current_prefixing_rule): Likewise.
163 (initialize_diagnostics): Rename to...
164 (diagnostic_initialize): ...this. Tweak.
165 (default_initialize_buffer): Remove.
166 (reshape_diagnostic_buffer): Likewise.
167 (init_output_buffer): Adjust prefixing rule setting.
168 (output_format): Use format_decoder from the output_buffer.
170 * c-lang.c (c_init): Adjust tree formatter setting.
172 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
174 * config/i386/sol2.h (CPP_SPEC): Pass -P for .S files.
176 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
178 * Makefile.in (TARGET_H, TARGET_DEF_H): New.
179 (c-decl.o, tree.o, c-typeck.o, $(out_object_file)): Update.
180 * c-decl.c (duplicate_decls): Use function pointer.
181 * c-typeck.c (common_type): Similarly.
182 * tree.c (valid_machine_attribute): Similarly.
183 (merge_machine_type_attributes): Rename merge_type_attributes.
184 (merge_machine_decl_attributes): Rename merge_decl_attributes.
185 (merge_dllimport_decl_attributes): New function.
186 * tree.h (merge_machine_type_attributes): Rename merge_type_attributes.
187 (merge_machine_decl_attributes): Rename merge_decl_attributes.
188 (merge_dllimport_decl_attributes): New prototype.
193 * doc/gcc.texi, doc/tm.texi: Update documentation.
195 cp: Make-lang.in: Update dependencies.
196 * spew.c: Include target.h.
197 (duplicate_decls): Call target function.
198 * decl2.c: include target.h
199 (import_export_class): Use existence of target function pointer.
200 * typeck.c: Include target.h.
201 (qualify_type_recursive): Rename variable. Call target function.
202 (type_after_usual_arithmetic_conversions): Similarly.
203 (common_type): Similarly.
205 config: * 1750a/1750a.c, a29k/29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
206 avr/avr.c, c4x/c4x.c, clipper/clipper.c, convex/convex.c,
207 d30v/d30v.c, dsp16xx/dsp16xx.c, elxsi/elxsi.c, fr30/fr30.c,
208 i370/i370.c, i386/i386.c, i860/i860.c, i960/i960.c, ia64/ia64.c,
209 m32r/m32r.c, m68hc11/m68hc11.c, m68k/m68k.c, m88k/m88k.c,
210 mips/mips.c, mn10200/mn10200.c, mn10300/mn10300.c, ns32k/ns32k.c,
211 pa/pa.c, pdp11/pdp11.c, pj/pj.c, romp/romp.c, rs6000/rs6000.c,
212 sh/sh.c, sparc/sparc.c, v850/v850.c, vax/vax.c, we32k/we32k.c)
213 : Include target.h and target-def.h. Define target.
215 * arc/arc-protos.h (arc_valid_machine_decl_attribute): Remove.
216 * arc/arc.c (arc_valid_machine_decl_attribute): Rename
217 arc_valid_decl_attribute, make static.
218 * arc/arc.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
219 * arm/arm-protos.h (arm_valid_machine_decl_attribute,
220 arm_valid_type_attribute_p, arm_pe_valid_machine_decl_attribute,
221 arm_pe_merge_machine_decl_attributes): Remove.
222 * arm/arm.c (arm_valid_machine_decl_attribute_p): Rename
223 arm_valid_decl_attribute_p, make static.
224 (arm_pe_valid_decl_attribute_p): Move from pe.c.
225 * arm/pe.c (arm_pe_valid_machine_decl_attribute_p): Move to arm.c.
226 (arm_pe_merge_machine_decl_attributes): Move to tree.c.
227 * arm/arm.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
228 * arm/coff.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
229 * arm/elf.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
230 * arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): New.
231 (VALID_MACHINE_TYPE_ATTRIBUTE, VALID_MACHINE_DECL_ATTRIBUTE): Remove.
232 * avr/avr-protos.h (valid_machine_type_attribute,
233 valid_machine_decl_attribute): Remove.
234 * avr/avr.c (valid_machine_type_attribute,
235 valid_machine_decl_attribute): Rename and make static.
236 * avr/avr.h (VALID_MACHINE_TYPE_ATTRIBUTE,
237 VALID_MACHINE_DECL_ATTRIBUTE): Remove.
238 * c4x/c4x-protos.h (c4x_valid_type_attribute_p): Remove.
239 * c4x/c4x.c (c4x_valid_type_attribute_p): Make static.
240 * c4x/c4x.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
241 * d30v/d30v.h: Remove obsolete comments.
242 * h8300/h8300-protos.h (h8300_valid_machine_decl_attribute): Remove.
243 * h8300/h8300.c (h8300_valid_machine_decl_attribute): Rename, make
245 * h8300/h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
246 * i386/cygwin.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
247 (i386_pe_merge_decl_attributes, MERGE_MACHINE_DECL_ATTRIBUTES,
248 i386_pe_valid_type_attributes_p): Remove.
249 * i386/i386-protos.h (ix86_valid_decl_attribute_p,
250 ix86_valid_type_attribute_p): Remove.
251 * i386/i386.c (ix86_valid_decl_attribute_p): Remove.
252 (ix86_valid_type_attribute_p): Make static.
253 * i386/i386.h (VALID_MACHINE_DECL_ATTRIBUTE,
254 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
255 * i386/winnt.c (i386_pe_merge_decl_attributes): Move to tree.c.
256 * ia64/ia64-protos.h (ia64_valid_type_attribute): Remove.
257 * ia64/ia64.c (ia64_valid_type_attribute): Make static.
258 * ia64/ia64.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
259 * m32r/m32r-protos.h (m32r_valid_machine_decl_attribute): Remove.
260 * m32r/m32r.c (m32r_valid_decl_attribute): Make static.
261 * m32r/m32r.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
262 * m68hc11/m68hc11-protos.h (m68hc11_valid_decl_attribute_p,
263 m68hc11_valid_type_attribute_p): Remove.
264 * m68hc11/m68hc11.c (m68hc11_valid_decl_attribute_p): Remove.
265 (m68hc11_valid_type_attribute_p): Make static.
266 * m68hc11/m68hc11.h (VALID_MACHINE_DECL_ATTRIBUTE,
267 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
268 * mcore/mcore-protos.h (mcore_valid_machine_decl_attribute,
269 mcore_merge_machine_decl_attribute): Remove.
270 * mcore/mcore.c (mcore_valid_machine_decl_attribute): Rename,
272 (mcore_merge_machine_decl_attributes): Move to tree.c.
273 * mcore/mcore.h (VALID_MACHINE_DECL_ATTRIBUTE,
274 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
275 (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
276 * ns32k/ns32k-protos.h (ns32k_valid_decl_attribute_p,
277 ns32k_valid_type_attribute_p): Remove.
278 * ns32k/ns32k.c (ns32k_valid_decl_attribute_p): Remove.
279 (ns32k_valid_type_attribute_p): Make static.
280 * ns32k/ns32k.h (VALID_MACHINE_DECL_ATTRIBUTE,
281 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
282 * rs6000/rs6000-protos.h (rs6000_valid_decl_attribute_p,
283 rs6000_valid_type_attribute_p): Remove.
284 * rs6000/rs6000.c (rs6000_valid_decl_attribute_p): Remove.
285 (rs6000_valid_type_attribute_p): Make static.
286 * rs6000/rs6000.h (VALID_MACHINE_DECL_ATTRIBUTE,
287 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
288 * sh/sh-protos.h (sh_valid_machine_decl_attribute): Remove.
289 * sh/sh.c (sh_valid_machine_decl_attribute): Rename, make static.
290 * sh/sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
291 * v850/v850-protos.h (v850_valid_machine_decl_attribute): Remove.
292 * v850/v850.c (v850_valid_machine_decl_attribute): Rename, make static.
293 * v850/v850.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
295 2001-06-26 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
297 * glimits.h (USHRT_MAX): Use unsigned suffix if int can not hold
300 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
302 * diagnostic.h (struct diagnostic_context): Add new field.
303 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
305 (global_dc): Declare.
306 * diagnostic.c (global_diagnostic_context): New variable.
307 (global_output_buffer): Remove.
309 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
311 (initialize_diagnostics): Adjust initialization.
312 (set_diagnostic_context): Adjust setting.
314 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
316 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
317 UNALIGNED_SHORT_ASM_OP): Define.
318 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
319 UNALIGNED_SHORT_ASM_OP): Undef.
321 Tue Jun 26 12:40:12 CEST 2001 Jan Hubicka <jh@suse.cz>
323 * i386.md (float_truncate splitter, and to mov splitters): Add
324 reload_completed; fix operand predicate.
326 * haifa-sched.c (sched_init): Do not split insns.
327 * toplev.c (rest_of_compilation): Call split_all_insns before
328 sched1 pass; simplify condition of post-reload splitter;
329 call split_all_insn before sched2 pass.
331 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
333 * diagnostic.h (diagnostic_prefixing_rule_t): New enum type.
334 (set_message_prefixing_rule): Adjust prototype.
335 * diagnostic.c (current_prefixing_rule): Adjust type.
337 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
339 * defaults.h: Default escape sequences to ASCII.
340 * config/i370/i370.h: Adjust for ASCII default.
341 * config/1750a/1750a.h: Remove escape sequence definitions.
342 * config/a29k/a29k.h: Similarly.
343 * config/alpha/alpha.h: Similarly.
344 * config/arc/arc.h: Similarly.
345 * config/arm/arm.h: Similarly.
346 * config/avr/avr.h: Similarly.
347 * config/c4x/c4x.h: Similarly.
348 * config/clipper/clipper.h: Similarly.
349 * config/convex/convex.h: Similarly.
350 * config/d30v/d30v.h: Similarly.
351 * config/dsp16xx/dsp16xx.h: Similarly.
352 * config/elxsi/elxsi.h: Similarly.
353 * config/fr30/fr30.h: Similarly.
354 * config/h8300/h8300.h: Similarly.
355 * config/i386/i386.h: Similarly.
356 * config/i860/i860.h: Similarly.
357 * config/i960/i960.h: Similarly.
358 * config/ia64/ia64.h: Similarly.
359 * config/m32r/m32r.h: Similarly.
360 * config/m68hc11/m68hc11.h: Similarly.
361 * config/m68k/m68k.h: Similarly.
362 * config/m88k/m88k.h: Similarly.
363 * config/mcore/mcore.h: Similarly.
364 * config/mips/mips.h: Similarly.
365 * config/mn10200/mn10200.h: Similarly.
366 * config/mn10300/mn10300.h: Similarly.
367 * config/ns32k/ns32k.h: Similarly.
368 * config/pa/pa.h: Similarly.
369 * config/pdp11/pdp11.h: Similarly.
370 * config/pj/pj.h: Similarly.
371 * config/romp/romp.h: Similarly.
372 * config/rs6000/rs6000.h: Similarly.
373 * config/sh/sh.h: Similarly.
374 * config/sparc/sparc.h: Similarly.
375 * config/v850/v850.h: Similarly.
376 * config/vax/vax.h: Similarly.
377 * config/we32k/we32k.h: Similarly.
378 * doc/tm.texi: Update documentation.
380 2001-06-26 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
382 * diagnostic.c (digit_buffer): Remove as global. Move to...
383 * diagnostic.h (struct output_buffer): ... here.
384 * diagnostic.c (output_formatted_integer): Adjust use of digit_buffer.
386 2001-06-25 Steve Ellcey <sje@cup.hp.com>
388 * config.gcc (ia64*-*-hpux*): Add ia64/hpux_longdouble.h to tm_file.
389 Define tmake_file to include ia64/t-hpux.
390 * real.c (INTEL_EXTENDED_IEEE_FORMAT): Test for value instead of
391 testing to see if it is defined.
392 * real.h (INTEL_EXTENDED_IEEE_FORMAT): Likewise. Default to 0 if
394 * config/ia64/hpux_longdouble.h: New.
395 * config/ia64/ia64.c (hfa_element_mode): Add comment about incorrect
396 handling of long doubles.
397 (ia64_function_arg, ia64_function_value): Add checks for TFmode
398 and INTEL_EXTENDED_IEEE_FORMAT.
399 * config/ia64/ia64.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
400 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, LIBCALL_VALUE): Add checks for
401 TFmode and INTEL_EXTENDED_IEEE_FORMAT.
402 * config/ia64/ia64.md (all TFmode patterns): Test
403 INTEL_EXTENDED_IEEE_FORMAT in condition.
404 (floatdidf2, floatdisf2): New, for !INTEL_EXTENDED_IEEE_FORMAT.
405 * config/ia64/quadlib.c: New.
406 * config/ia64/t-hpux: New.
407 * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
409 2001-06-25 Jim Wilson <wilson@redhat.com>
411 * config/i960/t-960bare (i960-c.o): Add missing header dependencies.
412 * config/i960/t-vxworks960: Likewise.
414 2001-06-25 Dale Johannesen <dalej@apple.com>
416 * bitmap.c (bitmap_last_bit_set): Fix a non-c89 usage (null actual
419 Mon Jun 25 11:10:51 CEST 2001 Jan Hubicka <jh@suse.cz>
421 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Fix constraints.
423 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
425 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
426 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
427 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
428 the use of "GCC" and related terms.
429 * doc/gcc.1, doc/gcov.1: Regenerate.
431 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
433 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
434 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
437 Sun Jun 24 21:21:49 CEST 2001 Jan Hubicka <jh@suse.cz>
439 * (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
441 2001-06-24 Richard Henderson <rth@redhat.com>
443 * builtins.c (expand_builtin_expect_jump): Disable if the
444 expression can't be re-evaluated.
446 2001-06-24 Nick Clifton <nickc@cambridge.redhat.com>
448 * config/arm/arm.c (arm_compute_save_reg_mask): For FIQ interrupt
449 handlers examine register r0-r7, for other interrupt handlers
450 examine r0-r12. If the interrupt handler is not a leaf function
451 save all call clobbered registers.
452 (arm_output_epilogue): If the prologue has pushed the IP register,
454 (Arm_expand_prologue): For interrupt functions that need the frame
455 pointer, push the IP register before it is corrupted.
457 * config/arm/arm.h (ARM_SIGN_EXTEND): Fix compile time warnings
458 about the use of signed and unsigned quantities in a conditional.
460 2001-06-23 Richard Henderson <rth@redhat.com>
462 * config/alpha/crtfastmath.c: New file.
463 * config/alpha/t-crtfm: New file.
464 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
465 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
466 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
467 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
468 do not set extra_parts here.
470 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
472 * doc/install-old.texi: Remove more documentation of configure
474 * doc/install.texi: Add it here.
476 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
478 * i386-protos.h (emit_i387_cw_initialization): Declare.
479 * i386.md (movsi_insv_1): Remove '*'.
480 (fix_trunc?f?i2): Revamp to use control word parameters.
481 (fix_trunc?i_1): Likewise; update splitters.
482 (fix splitter): Remove.
483 * i386.c (MAX_386_STACK_LOCALS): set to 3.
484 (emit_i387_cw_initialization): New function.
485 (output_fix_trunc): Do not initialize control word;
486 kill dead code; simplify.
488 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
490 * cppmacro.c (make_string_token): Avoid warning.
491 (cpp_macro_definition): Prepend the macro name. Update
493 * cppmain.c (cb_define, dump_macro): Update for changes
494 to cpp_macro_definition.
496 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
498 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
500 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
502 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
503 try_pre_increment_1): compute REG_FREQ using bb->frequency.
505 * regclass.c (loop_cost): Kill.
506 (frequency): New global variable.
507 (record_operand_costs): Replace loop_cost by frequency.
508 (scan_one_insn): Likewise.
509 (regclass): Likewise; set frequency according to bb->frequency.
511 * flow.c (split_edge): Set frequency.
513 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
515 * predict.c (block_info_def): Add nvisited.
516 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
519 * flow.c (dump_edge_info): Dump the probability of edge.
520 (combine_predictions_for_insn): Dump the basic block.
522 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
524 * doc/gcc.texi: Update documentation of source files of C
527 2001-06-22 Richard Henderson <rth@redhat.com>
529 * doc/invoke.texi (-funsafe-math-optimizations): Document its
530 possible effects at link time.
532 2001-06-22 Diego Novillo <dnovillo@redhat.com>
534 * basic-block.h (dump_edge_info): Declare.
535 (clear_edges): Declare.
536 (mark_critical_edges): Declare.
537 * flow.c (dump_edge_info): Remove static declaration.
538 (clear_edges): Ditto.
539 (mark_critical_edges): Ditto.
540 (free_basic_block_vars): Only clear edges and free basic block
541 array if basic_block_info is not NULL.
542 * ssa.c (compute_dominance_frontiers): Remove static declaration.
543 * ssa.h (compute_dominance_frontiers): Declare.
545 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
547 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
548 instead of const1_rtx for true case.
550 2001-06-22 David Mosberger <davidm@hpl.hp.com>
552 * config/ia64/crtfastmath.c: New file.
553 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
554 * config/ia64/linux.h (ENDFILE_SPEC): New.
556 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
558 * config/h8300/h8300.c (asm_file_start): Remove reference to
561 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
563 * c-common.c (verify_tree): Check for x being NULL.
564 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
568 2001-06-22 DJ Delorie <dj@redhat.com>
570 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
571 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
572 (arm_return_addr): Use get_hard_reg_initial_val et al.
573 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
574 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
575 (d30v_return_addr): Use get_hard_reg_initial_val et al.
576 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
577 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
579 (rs6000_mark_machine_status): Remove.
580 (rs6000_return_addr): Use get_hard_reg_initial_val.
581 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
582 * config/v850/v850.h (INIT_EXPANDERS): Delete.
583 * config/v850/v850.c (struct machine_function): Delete.
584 (v850_init_machine_status): Delete.
585 (v850_mark_machine_status): Delete.
586 (v850_free_machine_status): Delete.
587 (v850_return_addr): Use get_hard_reg_initial_val.
588 (v850_init_expanders): Delete.
590 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
592 * predict.c (estimate_bb_frequencies): Do not handle conditional
593 jumps jumping to fallthru basic block as conditional jumps.
595 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
597 * regs.h (struct reg_info_def): Add freq field.
598 (REG_N_REFS): Update comment.
600 * regclass.c (scan_one_insn): Update REG_FREQ.
601 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
602 (attempt_auto_inc): Likewise.
603 (mark_used_reg): Likewise.
604 (try_pre_increment_1): Likewise.
605 * local-alloc.c (struct qty): Add freq field.
606 (alloc_qty): Set freq.
607 (update_equiv_regs): Set REG_FREQ.
608 (QTY_CMP_PRI): Use freq.
609 (combine_regs): Update qty->freq.
610 * global.c (struct allocno): Update comment for n_refs;
612 (local_reg_freq): New array.
613 (global_alloc): Update freq field;
614 allocate and initialize local_reg_freq.
615 (allocno_compare): Use freq field.
616 (find_reg): Likewise.
617 * reload1.c (count_pseudo): Use freq isntead of n_refs.
618 (count_spilled_pseudo): Likewise.
620 * tm.texi (GCOV_TYPE_SIZE): Document.
621 * basic-block.h (gcov_type): Define.
622 (struct edge_def): Use gcov_type for count field.
623 (struct basic_block_def): Likewise.
624 * defaults.h (GCOV_TYPE_SIZE): Define.
625 * final.c (end_final): Use GCOV_TYPE_SIZE.
626 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
627 using HOST_WIDEST_INT_PRINT_DEC.
628 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
629 __write_gcov_type): New.
630 (store_long): Remove.
631 * gcov.c (gcov_type): Set default.
632 (struct adj_list): Use gcov_type for arc_count.
633 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
634 (create_program_flow_graph): Read arc_count properly.
635 (solve_program_flow_graph): 'total' is gcov_type.
636 (output_data): Line_counts is gcov_type, print it properly.
637 * libgcc2.c (struct bb): Counts is gcov_type.
638 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
639 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
640 (GCOV_TYPE_SIZE): Define.
641 (struct bb_info): succ_count and pred_count is gcov_type.
642 (compute_branch_probabilities): Use __read_gcov_type,
643 print read edges to the dump file.
644 (total): Is gcov_type.
645 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
647 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
649 * optabs.c (emit_libcall_block): When using non-call exceptions,
650 don't mark libcalls never throwing.
652 2001-06-21 Stan Shebs <shebs@apple.com>
654 * objc/objc-act.c (hash_init): Use xcalloc.
656 2001-06-21 Richard Henderson <rth@redhat.com>
658 * flow.c (entry_exit_blocks): Initialize frequency.
659 (split_block): Copy it.
660 (dump_flow_info): Dump it.
662 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
664 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
665 from machine-depedent_reorg for purposes of alignment supression
666 when no delay slot insn has been added.
668 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
670 * cppmacro.c (make_string_token): Null terminate.
672 2001-06-21 DJ Delorie <dj@redhat.com>
674 * config/alpha/alpha.h (struct machine_function): Remove.
675 * config/alpha/alpha.c (integrate.h): Include.
676 (override_options): Don't set up machine_status hooks.
677 (alpha_init_machine_status): Remove.
678 (alpha_mark_machine_status): Remove.
679 (alpha_free_machine_status): Remove.
680 (alpha_return_addr): Use get_hard_reg_initial_val.
681 (alpha_gp_save_rtx): Likewise.
682 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
684 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
686 * config/sh/sh.md (interrupt_function): Use
687 current_function_interrupt.
688 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
689 an interrupt function.
691 * config/sh/sh.h (current_function_interrupt): Define extern.
693 * config/sh/sh.c (current_function_interrupt): New global.
694 (sh_expand_prologue): Set current_function_interrupt.
696 2001-06-21 Phil Edwards <pme@sources.redhat.com>
698 * doc/install.texi: Add 'c' to list of --enable-languages choices.
700 2001-06-21 DJ Delorie <dj@redhat.com>
702 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
704 * integrate.c (ggc.h): Include.
705 (initial_value_pair, initial_value_struct,
706 setup_initial_hard_reg_value_integration): Add prototypes.
707 (expand_inline_function): Call
708 setup_initial_hard_reg_value_integration.
709 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
710 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
711 to keep track of values present at the start of a function.
712 (mark_hard_reg_initial_vals): New, for gc.
713 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
714 mappings for initial values.
715 (emit_initial_value_sets): New. Emits code to set initial value
717 * integrate.h: Add prototypes for new functions.
718 * function.h (struct function): Add hard_reg_initial_vals field.
719 * function.c (integrate.h): Include.
720 (mark_function_status): Call
721 mark_hard_reg_initial_vals.
722 * toplev.c (integrate.h): Include.
723 (rest_of_compilation): Call emit_initial_value_sets.
725 2001-06-21 Stan Shebs <shebs@apple.com>
727 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
728 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
729 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
730 everywhere instead of "Objective C".
732 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
734 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
735 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
736 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
737 "back end" as nouns and "front-end" and "back-end" as adjectives.
739 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
741 * predict.c (estimate_probability): Fix loop bounds.
743 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
745 * toplev.c (rest_of_compilation): Run mark_constant_function
748 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
750 * predict.c (estimate_loops_at_level, propagate_freq
751 estimate_bb_frequencies, count_to_freqs): New functions.
752 (estimate_probability): Call estimate_bb_frequencies.
753 * basic-block.h (basic_block_def): Add field "freq".
754 (BB_FREQ_MAX): New constant.
756 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
758 * sh.c (barrier_align): Don't ask for alignment when seeing a
759 branch-around-a-jump from machine_dependent_reorg.
761 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
763 * ssa.c (rename_block): Update parameter to remove_phi_alternative
764 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
765 re-running life analysis.
767 2001-06-20 Stan Shebs <shebs@apple.com>
769 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
770 also use memset to clear the hash tables.
771 (hash_enter): Assume xmalloc always succeeds.
772 (hash_add_attr): Ditto.
773 (continue_class): Ditto.
775 2001-06-20 Michael Meissner <meissner@redhat.com>
777 * builtins.c (predict.h): Include.
778 (expand_builtin_expect): Update comment.
779 (expand_builtin_expect_jump): New function to expand
780 __builtin_expect inside of a conditional jump expansion.
782 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
783 __builtin_expect (<test>, 1).
785 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
787 * rtl.h (expand_builtin_expect_jump): Add prototype.
789 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
791 * doc/rtl.texi (Machine Modes): Correct description of
792 floating-point modes on machines with non-8-bit bytes.
794 2001-06-19 Bernd Schmidt <bernds@redhat.com>
796 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
797 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
800 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
802 * ssa.c (remove_phi_alternative): Remove declaration. No longer
803 static. Second argument is a pointer to a basic block structure,
804 not a basic block index.
805 (convert_to_ssa): Do not remove dead code.
806 (convert_from_ssa): Do not remove dead code to create death notes.
807 * ssa.h (remove_phi_alternative): Declare.
809 * flow.c (delete_unreachable_blocks): Fix patch error in
810 previous change (call to find_unreachable_blocks was lost).
812 * ssa.c (ssa_uses): Remove definition.
813 (apply_delayed_renames): Don't grow ssa_uses.
814 (rename_block): Remove comment related to ssa_uses.
815 (rename_registers): Do not initialize ssa_uses.
816 (convert_from_ssa): Do not free ssa_uses.
818 * ssa-dce.c: Renamed from dce.c.
819 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
820 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
823 2001-06-19 Eric Christopher <echristo@redhat.com>
825 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
826 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
827 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
829 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
831 * sh.c (output_branch): Delete bogus code.
833 * sh.c (initial_elimination_offset):
834 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
836 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
838 * flow.c (find_unreachable_blocks): New function.
839 (delete_unreachable_blocks): Use find_unreachable_blocks.
840 * basic-block.h (find_unreachable_blocks): Declare.
842 * dce.c (eliminate_dead_code): Fix formatting glitch.
844 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
846 * c-common.h (RETURN_NULLIFIED_P): New macro.
847 * c-semantics.c (genrtl_return_stmt): Check it.
849 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
850 (emit_block_move): Likewise.
852 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
854 * unroll.c: Include predict.h.
855 (unroll_loop): Drop prediction notes on preconditioning.
856 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
857 New; add comments on the others.
858 * Makefile.in: (unroll.o): Add dependancy on predict.h.
859 * loop.c (strength_reduce): Fix branch prediction.
861 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
863 * stmt.c (emit_case_nodes): Optimize test whether index is in given
866 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
868 * predict.c (estimate_probability): Do not bail out early
869 when note is present.
870 (combine_predictions_for_insn): Fix note removal code.
872 2001-06-18 Ben Elliston <bje@redhat.com>
874 * except.c (resolve_fixup_regions): Initialise "cleanup".
876 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
878 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
880 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
882 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
883 use put_var_into_stack.
885 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
887 * gccspec.c (lang_specific_driver): If compiling ObjC, add
888 -shared-libgcc when necessary.
889 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
891 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
893 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
894 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
895 bitmap_last_set_bit. All for compatibility with sbitmap's.
897 *bitmap.c (bitmap_zero): New function.
898 (bitmap_union_of_diffs): New function.
899 (bitmap_first_set_bit): New function.
900 (bitmap_last_set_bit): New function.
902 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
904 * cpp.texi, invoke.texi: Update.
905 * cpp.1, gcc.1: Regenerate.
907 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
909 * i386.md (minsf): Fix splitter. (PR fortran/3191)
911 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
913 * doc/cpp.texi: Update.
914 * doc/cpp.1: Regenerate.
916 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
918 * doc/install.texi: Use correct markup hints.
920 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
922 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
924 * explow.c (expr_size): If DECL and size specified, use it.
926 2001-06-15 Zack Weinberg <zackw@stanford.edu>
928 * doc/cpp.texi: Formatting corrections.
929 Correct buggy example of use of __GNUC__ etc.
930 Clarify $ in identifiers.
931 * doc/cpp.1: Regenerate.
933 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
935 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
937 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
939 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
941 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
942 Added Tru64 UNIX V5.1 bootstrap hints.
943 (Specific, alpha*-*-osf*): Removed old section, obsolete.
945 2001-06-15 Andreas Jaeger <aj@suse.de>
947 * doc/install.texi (Specific): Mention that glibc cannot be
948 compiled with GCC 3.0.
950 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
952 * combine.c (nonzero_bits): Don't optimize away division by
955 2001-06-15 Zack Weinberg <zackw@stanford.edu>
957 * doc/cpp.texi: Revised and brought up to date.
958 * doc/cpp.1: Regenerate.
960 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
962 * doc/install.texi: Update --enable-threads to match reality.
964 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
966 * doc/install.texi: Update for C4x.
967 * README.C4X: Remove.
969 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
971 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
972 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
973 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
974 Consistently use "built-in" and "bit-field". Minor logical markup
976 * doc/gcc.1: Regenerate.
978 2001-06-14 Richard Henderson <rth@redhat.com>
980 * config/mips/mips.md (exception_receiver): New.
982 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
984 * doc/gcc.texi: Update passes documentation to be more in tune
987 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
989 * i386.c (ix86_expand_prologue): Fix merging conflict.
991 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
993 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
994 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
995 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
996 logical markup. Use TeX quotes and dashes. Use @dots{} and
997 @minus{}. Avoid spaces inside @var. Update last modification
999 * doc/gcc.1, doc/gcov.1: Regenerate.
1001 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
1003 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
1004 x86_epilogue_using_move): New global variables.
1005 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
1006 (ix86_emit_save_regs_using_mov): New static function.
1007 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
1008 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
1009 MASK_MIX_SSE_I387): Renumber.
1010 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
1011 (x86_accumulate_outgoing_args, x86_prologue_using_move,
1012 x86_epilogue_using_move): Declare.
1013 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
1015 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
1017 * inclhack.def (hpux10_cpp_pow_inline): New hack.
1019 2001-06-13 Richard Henderson <rth@redhat.com>
1021 * ifcvt.c (dead_or_predicable): Fix return value last patch.
1023 2001-06-13 Mark Mitchell <mark@codesourcery.com>
1027 2001-06-13 Richard Henderson <rth@redhat.com>
1029 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
1030 (cond_exec_process_if_block, dead_or_predicable): Likewise.
1032 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1034 * mips-tfile.c (copy_object): Always pass indexNil for symbol
1037 2001-06-13 Kazu Hirata <kazu@hxi.com>
1039 * config/h8300/h8300.h (OK_FOR_T): Remove.
1040 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
1041 * config/h8300/h8300.md: Remove alternatives involving inc and dec
1042 in the helper patterns for addhi3 and addsi3.
1044 2001-06-13 Phil Edwards <pme@sources.redhat.com>
1046 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
1048 2001-06-13 Zack Weinberg <zackw@stanford.edu>
1050 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
1051 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
1053 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
1054 config/alpha/t-osf4, config/mips/t-iris6: Extract all
1055 references to @shlib_map_file@, @shlib_objs@, or
1056 @shlib_base_name@ to Makefile variables.
1057 Bump soname version of libgcc to 1.
1059 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1061 * doc/install.texi: Use more logical markup. Include @node
1062 commands in the source when generating any non-HTML.
1064 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1066 * README: Remove. Some of the contents moved to ../README.
1068 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1070 * doc/install.texi (--enable-shared): List package names
1073 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
1075 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
1076 (*-*-solaris*): Document problem in /bin/sh that affects
1077 configuring libraries.
1078 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
1079 (*-sun-solaris2.8): Document linker problem that explains why
1080 libjava is disabled by default.
1082 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1085 * toplev.c (rest_of_compilation): Remove dead code before
1088 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1091 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1092 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1093 * configure: Rebuilt.
1095 2001-06-12 Jim Wilson <wilson@redhat.com>
1097 * loop.c (strength_reduce): Move bl->all_reduced set before
1098 check_ext_dependant_givs call.
1099 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
1101 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1103 * doc/extend.texi (Function Attributes): Document SH's sp_switch
1106 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1108 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
1111 2001-06-12 Richard Henderson <rth@redhat.com>
1113 * config/i386/i386.c (ix86_expand_prologue): Always use
1114 gen_pro_epilogue_adjust_stack; update arguments.
1115 (ix86_expand_epilogue): Likewise.
1116 (ix86_emit_epilogue_esp_adjustment): Remove.
1117 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
1118 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
1119 clobber of scratch memory instead of a modification of EBP as the
1120 barrier. Update all peepholes to match.
1122 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1124 * doc/gcc.texi: Change the font used for @def... commands to a
1126 * doc/extend.texi: Use more logical markup. Use "built-in"
1127 instead of "builtin". Use @deftypefn to mark up built-in
1128 functions; specify their types in the @deftypefn and not in the
1129 descriptive text. Use TeX quotes and dashes. Add more index
1132 2001-06-12 lars brinkhoff <lars@nocrew.org>
1134 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
1135 (DIR_SEPARATOR_2): Likewise.
1137 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1139 * doc/install.texi (--exec-prefix, --bindir, --libdir,
1140 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
1142 (--enable-cpp): Change to document --disable-cpp instead; update
1143 to reflect current default.
1144 (--without-fast-fixincludes): Remove documentation.
1145 (Final install): Document installation directories in more
1146 detail. Document use of make dvi.
1148 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1150 * recog.c (validate_replace_rtx_1): Fix previous patch.
1152 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1154 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
1156 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1158 * simplify-rtx.c (simplify_subreg): Allow volatile memory
1159 to be subregged in case we don't have move instruction.
1161 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1163 * loop.c: Include predict.h
1164 (strength_reduce): Drop branch prediction note in case
1165 number of iterations is known.
1166 * predict.def (PRED_LOOP_ITERATIONS): new.
1167 * Makefile.in (loop.o): Add dependancy on predict.h
1169 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1171 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
1173 * c-typeck.c (c_start_case): Likewise.
1175 2001-06-12 Mark Mitchell <mark@codesourcery.com>
1177 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
1178 in a structure at a variable address.
1180 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1182 * doc/gcov.texi: Use more logical markup.
1184 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1186 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
1187 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
1188 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
1191 2001-06-11 Stan Shebs <shebs@apple.com>
1193 * config/darwin.h (ASM_FILE_END): Remove decl of language_string.
1195 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1197 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
1198 as an early clobber to make sure it is not used by reload in
1199 one of the operands.
1201 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1203 * doc/c-tree.texi: Update information about flag_honor_std.
1204 * doc/install.texi: Note that binutils is required on HPUX 11.
1205 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
1208 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
1209 variable-sized types.
1211 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1213 * doc/md.texi: Use TeX dashes and quotes.
1215 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1217 * doc/rtl.texi: Reference manual chapter about trees.
1219 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1221 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
1222 (WINT_TYPE): Override.
1223 (WINT_TYPE_SIZE): Likewise.
1224 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
1226 * config/sparc/sol2.h (WINT_TYPE): Define.
1227 (WINT_TYPE_SIZE): Likewise.
1229 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
1230 (WINT_TYPE): Override.
1231 (WINT_TYPE_SIZE): Likewise.
1232 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
1233 (CPP_ARCH64_SPEC): Likewise.
1235 2001-06-11 Richard Henderson <rth@redhat.com>
1237 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
1238 with alias attribute.
1240 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
1241 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
1243 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1245 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
1247 2001-06-11 Stan Shebs <shebs@apple.com>
1249 * config/darwin.c (darwin_encode_section_info): Rewrite to simplify
1250 and fix coding mistakes.
1252 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
1254 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
1255 return string from m32r_output_block_move.
1256 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
1258 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
1260 (ROUND_ADVANCE): Remove signed/unsigned conflict.
1261 * config/m32r/m32r.c: Declare prototypes for static functions.
1262 (move_src_operand): Replace INT32_P with UINT32_P.
1263 (function_arg_partial_nregs): Fixed signed/unsigned conflict
1264 in initialisation of 'size'.
1265 (m32r_sched_reord): Remove redundant declarations of 'code'.
1266 (m32r_output_block_move): Change to a void function.
1267 (m32r_encode_section_info): Cast return of
1268 TREE_STRING_POINTER to avoid compile time warning.
1270 2001-06-11 Richard Henderson <rth@redhat.com>
1272 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
1273 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
1274 (struct machine_function): Add gp_save_rtx.
1275 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
1276 (alpha_gp_save_rtx): New.
1277 * config/alpha/alpha-protos.h: Declare it.
1278 * config/alpha/alpha.md (exception_receiver): Make an expander.
1279 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
1281 2001-06-11 Richard Henderson <rth@redhat.com>
1283 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
1285 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1287 * configure.in: Align --help messages.
1288 Remove trailing full stops.
1289 Consistently use lower case.
1290 Fix DWARF 2 spelling.
1291 * configure: Rebuilt.
1293 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1295 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
1296 variants for .cpp/.cp/.c++ files.
1297 Move definition of __LANGUAGE_C_PLUS_PLUS ...
1298 (CPLUSPLUS_CPP_SPEC): ... here.
1300 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1302 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
1304 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1306 * c-decl.c (store_parm_decls): When comparing types in an
1307 old-style function declaration with those from a previous
1308 prototype, compare the unqualified versions of parameter types.
1311 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1313 * doc/objc.texi: Use more logical markup. Use TeX dashes.
1315 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1317 * doc/c-tree.texi: Use more logical markup.
1319 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1321 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
1323 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
1325 * loop.c (scan_loop): Do not combine asm statements.
1327 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1329 * simplify-rtx.c (simplify_subreg): Fix offset calculation
1330 for complex values within a CONCAT.
1332 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1334 * doc/install.texi: Update details of what components are included
1335 in the GCC distribution. Update default directory for g++
1336 includes. Update documentation relating to old libio. Adjust
1337 documentation on DejaGnu environment variables. Remove
1338 documentation of --enable-cpplib.
1340 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1342 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
1345 2001-06-10 Richard Henderson <rth@redhat.com>
1347 * ifcvt.c (life_data_ok): New.
1348 (merge_if_block): Use it to determine whether to update
1350 (if_convert): Set it.
1352 2001-06-10 Richard Henderson <rth@redhat.com>
1354 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
1356 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
1358 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
1359 (SH Options): Document -mieee.
1360 * doc/install.texi (Final install): Remove obsolete information
1361 about installing cross compilers.
1362 * doc/gcc.1: Rebuilt.
1364 2001-06-10 Richard Henderson <rth@redhat.com>
1366 * config/alpha/alpha.c (override_options): Set align_loops,
1367 align_jumps, and align_functions.
1368 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
1369 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
1371 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1373 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
1374 are one and two words in size.
1376 2001-06-10 Richard Henderson <rth@redhat.com>
1378 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
1379 (Code Generation Options): Document -fnon-call-exceptions.
1381 2001-06-10 Mark Kettenis <kettenis@gnu.org>
1383 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
1385 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1387 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
1389 2001-06-10 Mark Mitchell <mark@codesourcery.com>
1390 Gabriel Dos Reis <gdr@codesourcery.com>
1392 * Makefile.in (c-parse.o): Depend on diagnostic.h
1393 (dwarf2out.o): Likewise.
1395 * dwarf2out.c: #include diagnostic.h
1397 * toplev.h (warningcount, errorcount, sorrycount): Remove
1400 * toplev.c (warningcount, errorcount, sorrycount): Remove
1403 * diagnostic.h (struct output_buffer): Reorder fields.
1404 (diagnostic_kind_count): New macro.
1405 (errorcount, warningcount, sorrycount): Define as macros.
1406 (diagnostic_report_warnings_p): New macro.
1407 (output_state): Add diagnostic_count field.
1409 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
1410 Remove tentative declaration.
1411 (count_error): Use diagnostic_report_warnings_p.
1413 * c-parse.in: #include diagnostic.h
1415 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1417 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
1418 prefer a memory for operand 1.
1419 ("*addsi3"): Fix constraints, the '!' was too strong.
1420 ("*addsi3_split"): Accept soft register and split accordingly.
1422 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1424 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1425 Move definition in the RTX_CODE section.
1427 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1429 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
1430 address as relative to the argument pointer.
1432 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1434 * predict.def (PRED_OPCODE): Place before call and error_return.
1436 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1438 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
1439 * predict.c (estimate_probability): Calculate dominance
1440 information; improve detection of NORETURN heuristics;
1441 add call/error_return heuiristics; tweak comparison heuristics
1444 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1446 * doc/invoke.texi (C Dialect Options): Document -aux-info.
1447 (Debugging Options): Document -print-multi-directory and
1449 * doc/gcc.1: Rebuilt.
1451 * toplev.c (independent_decode_option): Require `=' between
1452 `-aux-info' and filename in the same argument.
1453 * gcc.c: Don't pass -aux-info=filename twice.
1455 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1457 * expr.c (expand_expr, case ARRAY_REF): Do not replace
1458 an array element with the known initializing value if it has
1461 * toplev.c (rest_of_compilation): Remove dead code before
1464 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1466 * cppinit.c (print_help): Document -fpreprocessed.
1467 * invoke.texi: Similarly.
1469 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1471 * predict.def: New file.
1472 * predict.h: New file.
1473 * predict.c: Include predict.h.
1474 (predictor_info): New structure and array.
1475 (predict_edge, predict_insn): Rewrite; make global.
1476 (predict_edge_def, predict_insn_def): New global functions.
1477 (dump_prediction, combine_predictions_for_insns): New
1479 (estimate_probability): Change calls to predict_edge
1480 to predict_edge_def and calls to predict_insn to predict_insn_def;
1481 combine probabilities.
1482 (expected_value_to_br_prob): Behave as predictor.
1483 * rtl.h (REG_BR_PRED): Update coment.
1484 (invert_br_probabilities): New.
1485 * jump.c: Include predict.h
1486 (duplicate_loop_exit_test): Drop branch prediction notes.
1487 (invert_jump): Use invert_br_probabilities.
1488 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1489 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1490 * combine.c (distribute_notes): Handle BR_PRED.
1492 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1494 * predict.c (predict_insn, predict_edge): New static functions.
1495 (estimate_probability): Revamp to use new functions;
1496 fix loop header heruistics; add loop exist heruistics
1498 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1500 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1502 2001-06-09 Peter Jakubek <pjak@snafu.de>
1504 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1506 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1508 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1509 for integer operations that don't update C bit.
1511 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1513 * gthr-posix.h (__gthread_objc_init_thread_system): If
1514 pthread_key_create fails, it's not clear what the return value is.
1515 This obvious fix makes sure it always returns -1 if a problem
1518 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1520 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1521 more index entries. Use more logical markup where appropriate.
1522 Use TeX quotes and dashes.
1524 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1526 * unwind-pe.h: Conditionally qualify references to abort with
1529 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1531 * doc/invoke.texi: Remove superfluous text.
1533 2001-06-08 Richard Henderson <rth@redhat.com>
1535 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1536 (LIB_SPEC): Mirror config/linux.h version.
1538 2001-06-08 Richard Henderson <rth@redhat.com>
1540 * except.c (get_exception_pointer, get_exception_filter): Take a
1541 struct function. Update all callers.
1542 * except.h (get_exception_pointer): Update declaration.
1543 * expr.c (expand_expr): Update get_exception_pointer call.
1544 * integrate.c (expand_inline_function): Remap the exception pointer
1545 from callee to caller.
1547 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1549 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1550 accurately reflect its cv-qualification.
1551 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1552 cv-qualifiers on function types.
1554 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1556 * basic-block.h: Improve comments.
1557 * except.c (expand_eh_region_end_allowed): Remove redundant call
1558 to do_pending_stack_adjust.
1559 * flow.c (life_analysis): Fix typo in comment.
1560 (calculate_global_regs_live): Add documentation.
1561 (mark_set_1): Likewise.
1562 (debug_regset): Likewise.
1563 * doc/rtl.texi (cond_exec): Document it.
1565 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1567 * i386.h (CONST_COSTS): set cost of constants representable in
1568 immediate fields to 0.
1570 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1572 * function.c (diddle_return_value): Kill code to determine
1573 return value before expand_function_end.
1574 (expand_function_end): Delay call to clobber_return_register
1575 after fucntion return value is computed.
1577 Re-install temporary reverted patch:
1578 * toplev.c (rest_of_compilation): Call split_all_insns
1579 before reg-stack and shorten-branches. Do shorten-branches
1581 * final.c (shorten_branches): Remove insn splitting code.
1583 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1585 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1586 options. Use @opindex to index them rather than other indexing
1587 commands. Use @var{...} instead of <...>. Avoid spaces in names
1588 inside @var. Don't use @kindex to index escape sequences in
1591 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1593 * stmt.c (current_nesting_level): New fn.
1594 * tree.h: Declare it.
1595 * c-semantics.c (genrtl_compound_stmt): Use it.
1597 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1599 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1601 * jump.c (mark_modified_reg): Allow jump threading if condition
1602 codes are represented by a hard register.
1604 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1606 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1607 for complex floats passed to unprototyped functions.
1609 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1611 * except.c (expand_eh_region_end_allowed): Call
1612 do_pending_stack_adjust as necessary.
1614 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1616 * function.c (clobber_return_register): Clobber the pseudo return
1619 * sibcall.c (skip_unreturned_value): New function.
1620 (call_ends_block_p): Use it.
1622 * recog.c (split_insn): Break out from ...
1623 (split_all_insns): ... here; do not use basic block information
1626 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1628 * simplify-rtx.c (simplify_subreg): Fix verification of
1631 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1633 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1634 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1635 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1636 (CPLUSPLUS_CPP_SPEC): ... here.
1637 Fixes PRs c++/3047, target/441.
1639 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1641 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1643 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1645 * doc/gcc.texi: Add trailing slash to URL.
1647 2001-06-07 Stan Shebs <shebs@apple.com>
1649 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1650 (REDO_SECTION_INFO_P): Ditto.
1651 (STRIP_NAME_ENCODING): Ditto.
1652 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1653 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1654 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1655 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1656 * config/darwin.c: No longer include c-tree.h.
1657 (machopic_classify_ident): Rewrite to use symbol encoding.
1658 (lookup_name_darwin): Remove.
1659 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1660 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1661 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1662 (machopic_finish): Ditto, remove test of decl.
1663 (update_non_lazy_ptrs): New function.
1664 (darwin_encode_section_info): New function.
1665 * config/darwin-protos.h: Declare it.
1666 * config/rs6000/rs6000.c (machopic_output_stub): Use
1667 STRIP_NAME_ENCODING.
1669 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1671 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1672 (DECL_SOURCE_LINE): Likewise.
1674 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1676 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1677 from config/elfos.h.
1679 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1681 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1682 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1684 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1686 * doc/contrib.texi: Add copyright notice.
1688 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1690 * doc/md.texi: Use four digit years in copyright notice.
1692 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1694 * config.gcc: For $target_alias of athlon-*, set
1695 target_cpu_default2=5.
1697 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1699 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1700 end of last block if last real insn is a JUMP_INSN.
1702 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1706 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1708 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1709 pthread_t to objc_thread_t.
1710 (__gthread_objc_thread_id): Likewise.
1712 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1714 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1715 (ASM_OLDAS_SPEC): Likewise.
1717 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1718 (CPP_SUBTARGET_SPEC): Use it.
1719 (ASM_OLDAS_SPEC): Define.
1721 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1723 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1725 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1726 passed by reference.
1728 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1730 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1731 Document use of N_(...), and show it in examples. Note that
1732 documentation should be added to invoke.texi. Avoid an overfull
1735 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1737 * toplev.c (rest_of_compilation): Revert previous patch.
1738 * final.c (shorten_branches): Likewise.
1740 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1742 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1745 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1747 * doc/install-old.texi: Remove more obsolete documentation.
1749 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1751 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1753 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1755 * toplev.c (rest_of_compilation): Call split_all_insns
1756 before reg-stack and shorten-branches. Do shorten-branches
1758 * final.c (shorten_branches): Remove insn splitting code.
1760 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1762 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1763 * configure: Rebuilt.
1765 2001-06-07 Andreas Jaeger <aj@suse.de>
1767 * emit-rtl.c (operand_subword): Remove unused variable.
1769 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1771 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1772 if TARGET_64BIT is false.
1773 (floatdi?f_i386_only): New insn.
1774 (floatdi?f_i386): Disable for !TARGET_64BIT.
1776 * (min?f, max?f splitters): Handle case where
1777 operands are cross-matched.
1779 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1780 (MMX_REGISTER_NAMES): Kill.
1781 (PRINT_OPERAND): Fix comment.
1782 (PRINT_REG): Likewise.
1783 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1784 (print_operand): Update comment; kill 'm'.
1786 * i386.c (x86_branch_hints): New global variable
1787 (print_operand): Support outputting of branch prediction hints.
1788 * i386.md (conditional jump patterns): Add branch prediction hints
1790 * i386.h (x86_branch_hints): Declare
1791 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1792 (PRINT_OPERAND_FUNCT_VALID_P): New.
1793 * final.c (final_forward_branch_p): New function.
1795 2001-06-06 Richard Henderson <rth@redhat.com>
1797 * flow.c (mark_used_reg): Clean up looping over multiple hard
1798 registers. Do conditional life bits across multiple hard regs.
1800 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1802 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1803 deleted during reload.
1805 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1807 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1808 functions here, instead of ...
1809 * c-decl.c (c_expand_body): ... here.
1811 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1813 * config.gcc, config/sparc/bsd.h: Do not directly include
1814 sparc/sparc.h. Instead do it via tm_file.
1816 2001-06-05 Richard Henderson <rth@redhat.com>
1818 * dwarf2.h (DW_EH_PE_aligned): New.
1819 * dwarf2asm.c (eh_data_format_name): Name it.
1820 (dw2_asm_output_encoded_addr_rtx): Align for it.
1821 * dwarf2out.c (output_call_frame_info): Handle it for personality
1822 routine and LSDA pointers.
1824 * unwind-pe.h (DW_EH_PE_aligned): New.
1825 (base_of_encoded_value): Handle it.
1826 (read_encoded_value_with_base): Likewise.
1827 * unwind-dw2-fde.c (base_from_object): Likewise.
1828 (get_cie_encoding): Likewise.
1830 * config/alpha/elf.h: Remove ecoff commentary.
1831 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1833 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1835 * config.gcc, config/i386/bsd386.h: Do not directly include
1836 i386/386bsd.h. Instead do it via tm_file.
1838 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1840 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1843 2001-06-05 Pascal Obry <obry@act-europe.fr>
1845 * configure.in: Quote $enable_win32_registry in case the value has
1849 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1851 * print-rtl.c (xspaces): Remove.
1852 (print_rtx): Use printf field-width, rather than xpsaces, to
1854 * toplev.c (main): Disable sibling-call optimization if we are
1855 handling exceptions.
1857 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1859 * reload1.c (reload): Delete all USEs generated during reload.
1861 2001-06-05 scott snyder <snyder@fnal.gov>
1863 * gccbug.in: Fix typo.
1865 2001-06-05 Andreas Jaeger <aj@suse.de>
1867 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1868 parameter and return value.
1870 2001-06-04 Anthony Green <green@redhat.com>
1872 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1873 machine. This is now done in sparc.h.
1875 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1877 Correct CVS resurrection of invoke.texi.
1878 * doc/invoke.texi: Document new tree dump flags.
1880 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1882 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1883 for casting an aggregate to its own type. Fixes PR c/2735.
1885 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1887 * doc/texinfo.tex: Update to version 2001-05-24.08.
1889 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1891 * c-common.h (flag_dump_translation_unit): Remove.
1892 (enum tree_dump_index): Define.
1893 (TDF_ADDRESS, TDF_SLIM): New #defines.
1894 (dump_node_to_file): Remove.
1895 (dump_node): Make extern. Add flags.
1896 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1897 dump_switch_p): Prototype.
1898 * c-common.c (flag_dump_translation_unit): Remove.
1899 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1900 logic. Use dump_switch_p.
1901 * c-dump.h (struct dump_info): Add node and user fields.
1902 (dump_pointer): Declare.
1903 * c-dump.c (dump_node): Make extern. Add flags.
1904 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1905 (dump_new_line, dump_maybe_newline): Use them.
1906 (dump_pointer): New function.
1907 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1908 chain or function's body. Dump address, if TDF_ADDRESS set.
1909 (dump_flag): Define.
1910 (dump_node_to_file): Remove.
1911 (struct dump_file_info): New struct.
1912 (dump_files): New array.
1913 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1914 * c-lang.c (finish_file): Adjust dumping.
1915 * toplev.h (dump_base_name): Make extern.
1916 * invoke.texi: Document new flags.
1918 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1920 * c-tree.h (lang_decl): Add pending_sizes fields.
1921 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1923 (c_expand_body): Expand them.
1924 (lang_mark_tree): Mark lang_decl:pending_sizes.
1925 * function.c (expand_pending_sizes): New function, broken out
1927 (expand_function_start): ... here.
1928 * tree.h (expand_pending_sizes): Declare it.
1930 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1932 * doc/install.texi: Update FreeBSD information. Generalize
1933 and update information for alpha-based platforms using ELF.
1935 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1937 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1938 (store_parm_decls): Likewise.
1939 * c-typeck.c (convert_arguments): Likewise.
1941 2001-06-04 Richard Henderson <rth@redhat.com>
1943 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1944 optimization if current_function_calls_setjmp.
1946 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1948 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1951 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1953 * simplify-rtx.c (simplify_subreg): Fix combining of
1954 paradoxical subregs.
1956 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1958 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1959 (no_labels_between_p): Short circuit case beg==end.
1961 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1963 * rtlanal.c (operand_preference): Fix preference for objects.
1965 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1967 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1970 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1972 * combine.c (if_then_else_cond): Use simplify_subreg instead
1974 * integreate.c (sub_constants): Likewise.
1976 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1978 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1979 and use simplify_gen_subreg.
1981 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1983 * sibcall.c (skip_copy_to_return_value): recognize the situation
1984 when the called function's return value is copied into an
1985 intermediate pseudo, and then into the calling functions return
1988 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1990 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1991 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1992 in case register wasn't OK previously, accept it now; allow
1993 subregs of frame pointer if reload completed and frame pointer
1996 * combine.c (sombine_simplify_rtx): Fix comment;
1997 use subreg_lowpart_offset instead of subreg_lowpart_p
1998 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1999 * rtl.h (subreg_lowpart_parts_p): Kill.
2000 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
2001 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
2002 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
2003 (gen_lowpart_common): Likewise.
2004 (subreg_lowpart_p): Likewise.
2005 (subreg_lowpart_parts_p): Kill.
2006 (subreg_lowpart_offset, subreg_highpart_offset): New function.
2008 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
2009 to simplify SUBREG and REG.
2010 (gen_highpart): Use simplify_gen_subreg for all simplifications.
2012 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
2015 * rtlanal.c (replace_regs): Use simplify_gen_subreg
2017 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2019 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
2020 (ARRAY_RANGE_REF): Added description.
2022 * tree.def (ARRAY_RANGE_REF): New code.
2023 * alias.c (handled_component_p, can_address_p): Handle it.
2024 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2025 * explow.c (set_mem_attributes): Likewise.
2026 * expr.c (expand_assignment, get_inner_reference): Likewise.
2027 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
2028 * fold-const.c (operand_equal_p): Likewise.
2029 * tree.c (staticp, stabilize_reference): Likewise.
2030 * varasm.c (decode_addr_const): Likewise.
2032 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2034 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
2035 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
2037 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
2039 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
2040 mark_constant_pool_use before output_addr_const.
2041 (struct pool_node): New field wend.
2042 (add_constant): Note a sequence of constants that are referenced
2044 (pool_window_label, pool_window_last): New variables.
2045 (dump_table): Emit a unspec_volatile representing the end of a
2046 sequence of constants.
2047 (mark_constant_pool_use): New function.
2048 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
2049 (consttable_2): Add the second operand which flags whether
2050 this consttable entry was used or not.
2051 (consttable_4, consttable_8, consttable_sf, consttable_df):
2053 (consttable_window_end): New insn.
2055 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2057 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
2058 Reformat according to coding standards.
2061 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
2062 (shl_and_kind): Cast wide constant.
2063 (gen_far_branch): Define as static, as in declaration.
2064 (barrier_align): Compute cache-line length as unsigned. Add
2065 parentheses in initial credit computation.
2066 (rounded_frame_size): Add parentheses.
2067 (permanent_obstack): Remove declaration. Include ggc.h for
2068 declaration of ggc_add_root_rtx().
2069 (get_free_reg): Removed declaration of unused variable reg.
2070 (legitimize_pic_address): Mark mode argument as unused.
2072 2001-06-03 Igor Shevlyakov <igor@windriver.com>
2074 * config/sh/sh.c (output_branch): Support for insn with lenght
2075 attr 12 & 16 which represents cond branches outside +-4096 range.
2077 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2079 * config/sh/lib1funcs.asm (ic_invalidate): Align the
2080 cache-mirroring sequence. Add nops.
2082 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
2084 * doc/install-old.texi: Remove more old installation
2086 * doc/install.texi: Add relevant parts here.
2088 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2090 * doc/install.texi2html: New script.
2092 2001-06-03 David Edelsohn <edelsohn@gnu.org>
2094 * doc/install.texi: Update AIX information again.
2096 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2098 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
2099 installation documentation.
2100 * doc/install.texi: Move it to here.
2102 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2104 * doc/install.texi: Clean up Texinfo markup.
2106 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2108 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
2109 to just after title page.
2111 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2113 * doc/install-old.texi: Remove documentation of some configuration
2115 * doc/install.texi: Add relevant parts of this documentation here.
2117 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2119 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
2120 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
2122 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2124 * i386.md (all uses of ext_register_operand): Make sure they are
2125 VOIDmode; replace all uses outside zero_extend.
2126 (and?i splitters): Use ext_register_operands.
2127 (test?i peep2): Remove ignored constraints.
2128 * i386.c (ext_register_operand): Check that operand is
2129 eighter pseudo or hard or 'Q' register.
2131 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2133 * tree.h (struct record_layout_info_s): New field unpadded_align.
2134 (set_lang_adjust_rli): New declaration.
2135 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
2136 it would have if not packed, do not downgrade DECL_ALIGN.
2137 (lang_adjust_rli, set_lang_adjust_rli): New.
2138 (start_record_layout): Initialize new field unpadded_align.
2139 (debug_rli): Display it.
2140 (place_union_field, place_field): Set it.
2141 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
2143 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
2144 mean that; use proper names instead.
2145 Print DECL_NO_STATIC_CHAIN.
2147 * except.c (expand_builtin_frob_return_addr): Add missing call
2148 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
2149 (expand_builtin_eh_return): Likewise.
2150 (expand_eh_return): Clean up ptr_mode != Pmode cases.
2152 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
2154 * doc/invoke.texi: Remove references to papers about sequence points
2155 to readings.html, refer to that page.
2157 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2159 * README: Update references to installation instructions.
2161 2001-06-01 Laurent Guerby <guerby@acm.org>
2162 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2164 * doc/install.texi: Define srcdir when sources come from CVS.
2165 Significantly improve markup. Wrap overly long lines
2167 2001-06-01 DJ Delorie <dj@redhat.com>
2169 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
2170 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
2171 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
2172 gcov.1: Move to doc subdirectory.
2173 * install.texi: Move to doc/install-old.texi.
2174 * gcc.texi: Move to doc, refer to install-old.texi.
2175 * Makefile.in: Reflect move of docs to doc/.
2176 * f/Make-lang.in: Ditto.
2177 * java/Make-lang.in: Ditto.
2178 * doc/.cvsignore: New.
2180 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2182 * invoke.texi: use two spaces between command options, eliminate
2183 some 'overfull hboxes'
2185 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
2187 * Makefile.in (s-mlib): Make backtick-commands always succeed.
2188 (DRIVER_DEFINES): Ditto.
2190 2001-05-31 Richard Henderson <rth@redhat.com>
2192 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
2193 also link against libgcc.a.
2195 2001-05-31 Geoff Keating <geoffk@cygnus.com>
2197 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
2198 * config/mips/mips.c (mips_output_ascii): New function.
2199 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
2201 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
2203 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2205 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
2206 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
2208 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
2210 * install.texi (Configuration): Add html links for --with-gnu-as &
2211 --with-gnu-ld and refer to them from hppa & SCO triplets.
2212 (Specific): Link back to with-gnu-ld for all ELF platfoms.
2213 (Specific): Reword AVR binutils recommendation.
2215 2001-05-30 Zack Weinberg <zackw@stanford.edu>
2217 * ggc-page.c (size_lookup): Increase minimum allocation size
2219 (ggc_print_statistics): Report size of each bin in bytes, not
2220 as its order; there is no longer a direct relationship.
2222 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2224 * extend.texi: Fix formating of examples, eliminate some
2226 * gcc.texi: Eliminate some 'overfull hboxes'.
2227 * invoke.texi: Use two spaces between command options, eliminate
2228 some 'overfull hboxes'.
2230 2001-05-30 Richard Henderson <rth@redhat.com>
2232 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
2234 2001-05-30 Tom Tromey <tromey@redhat.com>
2236 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
2237 use it in the new association.
2239 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
2240 John David Anglin <dave@hiauly1.hia.nrc.ca>
2242 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
2243 to target type to allow ISO C++ compiler to accept it.
2244 * gthr-dce.h (__gthread_active_ptr): Likewise.
2245 * gthr-solaris.h (__gthread_active_ptr): Likewise.
2247 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2249 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
2250 so that we do accept comments in preprocessed input.
2252 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2254 * cpphash.c (alloc_node): Cast allocated pointer.
2256 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
2258 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
2260 2001-05-29 Stan Shebs <shebs@apple.com>
2262 * gcc.texi: Add links for information about Objective-C.
2264 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
2266 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
2267 /bin/sed fails on [^\"]).
2268 (configargs.h): Likewise.
2270 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2272 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
2274 2001-05-28 Stan Shebs <shebs@apple.com>
2276 * objc/objc.gperf: Remove, no longer used.
2278 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
2280 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
2281 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
2282 Remove trailing whitespace.
2284 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2286 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
2287 became http://freeware.sgi.com/.
2289 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
2291 * local-alloc.c (update_equiv_regs): Don't eliminate constant
2294 2001-05-27 Stan Shebs <shebs@apple.com>
2296 * objc/objc-act.c: Add/fix various comments.
2297 (init_selector): Remove, no longer used.
2298 (build_msg_pool_reference): Ditto.
2299 (objc_debug): Ditto.
2301 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2303 * c-decl.c (init_decl_processing):
2304 Don't call start_identifier_warnings.
2305 * flags.h (warn_id_clash, id_clash_len): Remove.
2306 * stringpool.c: Don't include flags.h.
2307 (scan_for_clashes, do_identifier_warnings,
2308 start_identifier_warnings): Remove.
2309 * toplev.c (warn_id_clash, id_clash_len): Remove.
2310 (display_help): Don't document -Wid-clash.
2311 (decode_W_option): Print warning on -Wid-clash.
2312 * tree.h (start_identifier_warnings): Remove.
2313 * invoke.texi: Remove documentation of -Wid-clash.
2315 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2317 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
2319 2001-05-27 Bruce Korb <bkorb@gnu.org>
2321 * fixinc/check.tpl(HACK) add and use a Scheme variable
2322 (has no test text): error out if no "test_text" is defined
2323 * fixinc/fixincl.tpl: likewise
2324 (FIXIDX): make it an enumeration so we minimize diffs
2325 * fixinc/inclhack.def: re-alphabetize and add sort instructions
2326 * fixinc/fixincl.x: regenerate
2327 * fixinc/tests/base/stdio.h: test output got moved due to
2329 * README-fixinc: rewrite (mostly)
2331 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2333 * cpplib.c (run_directive): Set pfile->directive.
2335 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2337 * c-tree.texi: Reformat the manual as a single chapter now
2338 included by gcc.texi.
2339 * gcc.texi: Include c-tree.texi. Merge all indexes.
2340 * Makefile.in (dvi): Add generation for the cppinternals
2341 documentation. Added dependencies on fdl.texi and c-tree.texi
2342 where appropriate. Use TEXI2DVI instead of custom tex calls.
2343 (info): Added dependencies on fdl.texi and c-tree.texi where
2344 appropriate. Remove the target c-tree.info.
2346 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
2348 * combine.c (try_combine): Fix typo in comment.
2349 * expr.c (expand_expr): Likewise.
2350 * config/i370/i370.md (untyped_call): Likewise.
2352 2001-05-26 Bruce Korb <bkorb@gnu.org>
2354 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2355 when fixincl is operating in test mode
2356 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
2357 (AAB_ultrix_limits): remove redundant text
2358 (AAB_ultrix_memory): ditto
2359 (AAB_ultrix_string): ditto
2360 (djgpp_wchar_h): fix the test text
2361 (irix_stdio_va_list): add test text
2362 (irix_limits_const): add a testing output file (limits.h is overwritten)
2363 (strict_ansi_not_ctd): put limits.h second in list for same reason
2364 (solaris27_mutex_init): test text needed selection text, too
2366 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2367 when fixincl is operating in test mode
2369 2001-05-26 Philip Blundell <philb@gnu.org>
2371 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2372 * config/i960/i960-protos.h: Likewise.
2373 * config/i370/i370-protos.h: Likewise.
2374 * config/h8300/h8300-protos.h: Likewise,
2375 * config/sh/sh-protos.h: Likewise.
2376 * config/v850/v850-protos.h: Likewise.
2378 2001-05-26 Philip Blundell <philb@gnu.org>
2380 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2382 2001-05-25 Zack Weinberg <zackw@stanford.edu>
2384 * toplev.c (debug_args, f_options, W_options): Mark
2385 descriptions for translation.
2386 (display_help): Translate descriptions on output.
2388 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
2389 objc/lang-options.h: Mark descriptions for translation.
2391 * aclocal.m4: Quote final argument of patsubst. Use
2392 3-argument form of AC_DEFINE. Restore quotes to [] while
2394 * configure.in: Remove unnecessary changequote calls.
2395 * configure, config.in: Regenerate.
2397 2001-05-25 Sam TH <sam@uchicago.edu>
2399 * basic-block.h: Fix header include guards.
2400 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
2401 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
2402 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
2403 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
2404 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
2405 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
2406 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
2407 varray.h version.h: Likewise.
2408 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
2409 config/arm/arm.h config/c4x/c4x-protos.h
2410 config/h8300/h8300-protos.h config/h8300/h8300.h
2411 config/i370/i370-protos.h config/i370/i370.h
2412 config/i960/i960-protos.h config/mcore/mcore.h
2413 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
2414 config/v850/v850-protos.h config/v850/v850.h: Likewise.
2415 * fixinc/fixlib.h fixinc/server.h: Likewise.
2417 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
2419 * config/arc/initfini.c (.init): Fix typo.
2421 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
2423 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
2425 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2427 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
2429 2001-05-25 Richard Henderson <rth@redhat.com>
2431 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
2433 2001-05-25 Richard Henderson <rth@redhat.com>
2435 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
2436 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
2437 (sparc*-*-solaris2): Likewise.
2438 * config/t-linux: Remove shared libgcc macros.
2439 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
2440 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
2442 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
2444 * config.gcc (*-*-freebsd*): Report bad configuration.
2446 2001-05-25 David Edelsohn <edelsohn@gnu.org>
2448 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
2450 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
2452 (ASM_OUTPUT_LABELREF): Delete.
2454 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2456 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
2457 strict_ansi_only): Don't run if stdc_0_in_system_headers.
2458 * fixinc/fixincl.x: Regenerate.
2459 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2460 (FIX_TEST_TABLE): Declare it.
2461 * fixinc/fixlib.h: Include config.h.
2463 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2465 * fixinc/inclhack.def (alpha___assert): Change char * args to
2466 const char * on Tru64 UNIX to avoid excessive warnings from
2468 * fixinc/fixincl.x: Regenerate.
2470 2001-05-25 Geoff Keating <geoffk@redhat.com>
2472 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2473 outputting a tag only for variable-size records.
2475 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2477 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2478 instead of rtx_equal_p for early clobber test.
2480 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2482 * builtins.def: Encode additional information, such as names and
2484 * builtin-types.def: New file.
2485 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2486 (built_in_decls): Likewise. Don't explicitly initialize global
2488 (expand_builtin_mathfn): Handle float and long double variants of
2490 (expand_builtin): Likewise.
2491 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2492 (expand_tree_builtin): Handle long, long long, float, and long
2493 double variants of math functions.
2494 * c-common.h (c_tree_index): Remove some unused nodes.
2495 (void_ftype): Remove.
2496 (void_type_ptr): Likewise.
2497 (int_ftype_int): Likewise.
2498 (ptr_ftype_sizetype): Likewise.
2499 * c-decl.c (init_decl_processing): Remove creation of DWARF
2501 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2502 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2503 * Makefile.in (c-common.o): Depend on builtin-types.def.
2505 2001-05-25 Dale Johannesen <dalej@apple.com>
2507 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2509 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2511 * c-parse.in (notype_initdcl): Remove redundant line.
2513 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2515 * aclocal.m4: Fixed typo.
2516 (gcc_AC_HEADER_STDBOOL): Define.
2517 (gcc_AC_C__BOOL): Define.
2518 * configure.in: Use them.
2519 (AC_CHECK_HEADERS): Remove stdbool.h
2520 * configure, config.in: Regenerate.
2522 2001-05-25 Richard Henderson <rth@redhat.com>
2524 * function.c (expand_function_start): Don't abort on PARALLEL
2525 returns from hard_function_value.
2527 2001-05-25 Richard Henderson <rth@redhat.com>
2529 * config/i386/i386.md: Revert previous change. Do not apply
2530 the peephole if the components do not die after the sequence.
2532 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2534 * c-parse.in (array_declarator): New. Handle C99 constructs.
2535 Don't restrict [*] declarators to C only.
2536 (after_type_declarator, parm_declarator_starttypename,
2537 parm_declarator_nostarttypename, notype_declarator,
2538 direct_absdcl1): Use it.
2539 * c-decl.c (build_array_declarator, set_array_declarator_type):
2540 New functions. Warn that [*] isn't properly implemented; pedwarn
2541 for [*] outside C99 mode if pedantic rather than giving a hard
2543 (grokdeclarator): Handle static and type qualifiers in parameter
2545 * c-tree.h (build_array_declarator, set_array_declarator_type):
2547 * extend.texi (Attribute Syntax): Document attributes in parameter
2550 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2552 * config/i386/i386.md: Make sure cmpstr peepholes do not
2553 affect liveness information.
2555 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2557 * c-typeck.c (digest_init): Issue error messages about
2558 invalid constants, not warnings.
2560 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2562 * invoke.texi (-fno-builtin): Document that this is always on
2565 2001-05-24 Philip Blundell <philb@gnu.org>
2567 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2570 2001-05-24 Philip Blundell <philb@gnu.org>
2572 * config/arm/arm.c (output_return_instruction): Correctly handle
2573 interworking and interrupt functions.
2575 2001-05-24 Philip Blundell <philb@gnu.org>
2577 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2578 -m{no-}sched-prolog. Fix typos and improve formatting.
2580 2001-05-24 Philip Blundell <philb@gnu.org>
2582 * invoke.texi (ARM Options): Improve wording slightly. Add
2583 documentation for more options, including those for Thumb mode.
2584 Don't mention options that don't exist or are unimplemented.
2585 (Thumb Options): Delete; merged into above section.
2587 2001-05-24 Geoff Keating <geoffk@redhat.com>
2589 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2590 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2592 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2594 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2595 fix hard register simplification.
2597 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2599 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2600 of just copying CPP_CPU_SPEC.
2602 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2604 * i386.c (incdec_operand): Accept only 1 and -1.
2606 2001-05-23 Kelley Cook <kelley.cook@home.com>
2608 * Makefile.in: Move many of the *_H definitions eariler in the
2609 file, so that rules in t-* files that use them for
2610 dependencies will work in a parallel build.
2611 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2613 2001-05-23 Richard Henderson <rth@redhat.com>
2615 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2617 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2619 * cpp.texi: Update for handling of charconsts.
2620 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2621 diagnostics. Skip to the end if the UCS is too short.
2622 (cpp_interpret_charconst): Long charconsts issue a warning
2625 2001-05-23 Richard Henderson <rth@redhat.com>
2627 * doc/install.texi (alpha-linux): Require binutils 2.11.
2629 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2631 * c-lex.c (read_escape, read_ucs): Delete.
2632 (lex_string): Use cpp_parse_escape.
2633 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2634 if not C++ or not C99. Warn if traditional.
2635 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2636 unsigned. Warn for out-of-range escape sequences here.
2637 Update to use maybe_read_ucs.
2638 (cpp_interpret_charconst): Don't warn here.
2639 * cpplib.h (cpp_parse_escape): New exported function.
2641 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2643 * extend.texi (Attribute Syntax): Clarify application of
2644 attributes to parameters declared as functions or arrays.
2646 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2648 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2650 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2652 * diagnostic.c (vnotice): Kill.
2653 (fnotice): Call vfprintf directly.
2654 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2655 verbatim, set_diagnostic_context): Rename string argument to
2656 indicate that it is run through gettext.
2657 (vbuild_message_string, build_message_string, output_do_printf):
2658 Rename string argument to indicate that it is NOT run through
2660 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2661 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2662 Run msgid argument through gettext.
2663 (default_print_error_function): Run constant strings through
2664 gettext when nothing else will.
2665 (fatal_error, internal_error, error_recursion): Use fnotice.
2666 Present complete sentences to gettext.
2668 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2670 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2672 2001-05-23 Richard Henderson <rth@redhat.com>
2674 * function.c (expand_function_start): Always use a pseudo
2675 for the function result value.
2677 2001-05-22 Richard Henderson <rth@redhat.com>
2679 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2680 section pointer alignment.
2682 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2684 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2685 of __USER_LABEL_PREFIX__.
2687 2001-05-22 Richard Henderson <rth@redhat.com>
2689 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2690 (__deregister_frame_info_bases): New.
2691 * unwind-dw2-fde.h: Declare it.
2692 * libgcc-std.ver: Export it.
2693 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2694 called __register_frame_info_bases.
2696 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2698 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2699 instead of #elif (which is OK for this case but not in general).
2701 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2703 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2704 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2705 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2706 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2707 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2709 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2710 David O'Brien <obrien@freebsd.org>
2712 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2713 configure-time options and target version of FreeBSD. Set-up
2714 to match architectural change in threading support. Correctly
2715 report when -pthread option is not supported by configure-time
2717 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2718 and extend to encode target version number in run-time setting
2719 of __FreeBSD__ macro to match the system compiler.
2720 (CPP_PREDEFINES): Likewise.
2721 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2723 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2724 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2726 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2727 David O'Brien <obrien@freebsd.org>
2729 * config.gcc (the unlabeled system switch statement): Add
2730 generic configuration section to handle *-*-freebsd*. Also,
2731 to match the system compiler, default to threading support (it
2732 may be disabled with the standard --disable-threads
2733 configuration-time switch).
2734 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2735 (alpha*-*-freebsd* in machine-specific section): Likewise.
2737 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2738 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2739 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2740 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2741 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2743 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2744 David O'Brien <obrien@freebsd.org>
2746 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2747 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2748 -pthread instead setting macro.
2750 2001-05-22 Richard Henderson <rth@redhat.com>
2752 * crtstuff.c (__register_frame_info_bases): Declare.
2753 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2754 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2756 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2757 (CRT_GET_RFIB_DATA): New.
2758 * config/i386/sysv4.h: Likewise.
2759 * config/i386/sco5.h: Likewise.
2760 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2762 2001-05-22 Richard Henderson <rth@redhat.com>
2764 * rtl.c (read_string): Break out from ...
2765 (read_rtx): ... here.
2767 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2769 * doc/install.texi (Specific): Remove a bogus and duplicate part
2770 copied from the end of the document.
2772 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2774 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2776 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2778 * install.texi: Remove obsolete information on SunOS as well as
2779 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2780 (Installing GNU CC on the Sun): Remove section.
2782 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2784 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2785 keep errno unchanged on success.
2787 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2789 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2790 once for hexadecimal floats, whether or not they contain a decimal
2791 point. Don't let the setting of pedantic otherwise affect the
2792 parsing of hexadecimal floats.
2794 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2796 * README.ACORN: Remove obsolete file.
2798 2001-05-22 Jan Hubicka <jh@suse.cz>
2800 * combine.c (gen_binary): Use swap_commutative_operands_p
2801 (simplify_comparison): Likewise.
2802 * expmed.c (emit_store_flag): Likewise.
2803 * expr.c (compare_from_rtx): Likewise.
2804 (do_compare_rtx_and_jump): Likewise.
2805 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2806 if not emitting a branch and operands want swapping.
2808 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2810 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2811 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2812 (maybe_get_identifier): Update.
2813 * tree.h (make_identifier): Delete.
2815 2001-05-21 Richard Henderson <rth@redhat.com>
2817 * combine.c (subst): Do not substitute for a register as
2818 a destination subreg/strict_low_part/zero_extract.
2820 * combine.c (simplify_comparison): Update op1 after constant
2822 * recog.c (const_int_operand): Accept only constants valid
2824 * genrecog.c: Update comments wrt const_int_operand.
2826 * emit-rtl.c (init_emit_once): Zero unused memory in a
2829 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2831 * tree.h (type_num_arguments): Declare it.
2832 * tree.c (type_num_arguments): New function.
2834 2001-05-21 Richard Henderson <rth@redhat.com>
2836 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2839 2001-05-21 Geoff Keating <geoffk@redhat.com>
2841 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2843 (minsf3): Use rs6000_emit_minmax.
2844 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2846 (movsfcc): Use rs6000_emit_cmove.
2847 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2848 Don't generate emit_fselsfsf4.
2849 (fseldfsf4): Likewise.
2850 (maxdf3): Use rs6000_emit_minmax.
2852 (mindf3): Use rs6000_emit_minmax.
2853 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2855 (movdfcc): Use rs6000_emit_cmove.
2856 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2857 Don't generate emit_fselsfsf4.
2858 (fselsfdf4): Likewise.
2859 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2860 (min_max_operator): New predicate.
2861 (rs6000_emit_cmove): New function.
2862 (rs6000_emit_minmax): New function.
2863 * config/rs6000/rs6000-protos.h: Prototype new functions.
2864 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2865 and min_max_operator.
2867 * config/rs6000/rs6000.c (output_cbranch): Handle all
2868 conditional types in the switch statement.
2870 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2872 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2873 non-register variables.
2874 * extend.texi: Document that asm-specifications do not make sense
2875 for non-static local variables.
2877 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2879 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2880 (dbxout_type_fields): Lose minimal_debug support.
2881 (dbxout_type_methods, dbxout_type): Likewise.
2883 2001-05-17 Andrew Haley <aph@redhat.com>
2885 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2887 2001-05-21 Richard Henderson <rth@redhat.com>
2889 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2892 2001-05-20 Richard Henderson <rth@redhat.com>
2894 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2895 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2896 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2897 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2898 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2900 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2901 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2902 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2903 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2904 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2905 DEBUG_PUBNAMES_SECTION): Rename as above.
2906 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2908 2001-05-20 Richard Henderson <rth@redhat.com>
2910 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2911 operands unless the operation is commutative.
2913 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2915 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2918 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2920 * extend.texi: Clarify documentation of extensions included in ISO
2921 C99. Prefer C99 terminology and syntax to old GNU terminology and
2922 syntax. Add more index entries. Document mixed declarations and
2923 code as an extension in C89 mode. Warn about future changes to
2924 semantics of inline functions. Fixes PR other/930.
2926 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2928 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2929 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2930 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2931 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2933 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2935 2001-05-20 Richard Henderson <rth@redhat.com>
2937 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2938 to be output before a branch.
2940 2001-05-20 Richard Henderson <rth@redhat.com>
2942 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2944 2001-05-20 Richard Henderson <rth@redhat.com>
2946 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2947 (ASM_DOUBLE): Remove.
2948 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2949 * config/i386/sun386.h: Likewise.
2951 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2952 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2954 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2955 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2956 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2957 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2959 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2960 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2961 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2962 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2963 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2964 * config/i386/win32.h: Likewise.
2966 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2968 * invoke.texi: Add more options to summary list.
2970 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2972 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2973 used. Fixes PR c/2291.
2974 * gcc.1: Regenerate.
2976 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2978 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2979 the -fpic and -fPIC options, clear flag_pic.
2981 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2983 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2984 * stringpool.c (make_identifier): No statistics here anymore.
2985 * objc-act.c (steup_string_decl): Remove redundant check.
2987 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2989 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2990 cpplib.o, cpphash.o, fix-header): Update.
2991 (hashtable.o): New target.
2992 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2993 struct c_common_identifier here.
2994 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2995 * c-lex.c (c_lex): Update.
2996 * c-pragma.h: Update.
2997 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2999 (C_RID_CODE): Delete.
3000 * cpphash.c: Rewrite to use hashtable.c.
3001 * cpphash.h: Update include guards.
3002 (struct cpp_reader): Remove hashtab.
3003 hash_ob and buffer_ob are no longer pointers. Add hash_table
3005 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
3006 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
3007 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
3008 * cppinit.c (cpp_create_reader): Update.
3009 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
3010 (cpp_interpret_charconst): Eliminate warning.
3011 * cpplib.c (do_pragma, do_endif, push_conditional,
3012 cpp_push_buffer, cpp_pop_buffer): Update.
3013 (_cpp_init_stacks): Rename cpp_init_directives.
3014 (_cpp_cleanup_stacks): Remove.
3015 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
3016 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
3017 cpp_forall_identifiers, cpp_create_reader): Update.
3018 (C_RID_CODE, cpp_make_node): New.
3019 (c_common_identifier): New identifier node for C front ends.
3020 * cppmain.c (main): Update.
3021 * fix-header.c (read_scan_file): Update.
3022 * flags.h (id_clash_len): Make unsigned.
3023 * ggc.h (ggc_mark_nonnull_tree): New.
3026 * stringpool.c: Update comments and copyright. Update to use
3028 * toplev.c (approx_sqrt): Move to hashtable.c.
3029 (id_clash_len): Make unsigned.
3030 * toplev.h (ident_hash): New.
3031 * tree.c (gcc_obstack_init): Move to hashtable.c.
3032 * tree.h: Include hashtable.h.
3033 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
3034 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
3035 (struct tree_identifier): Update.
3036 (make_identifier): New.
3038 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
3039 (C_RID_CODE): Remove.
3040 * lex.c (cxx_init_options): Call set_identifier_size. Update.
3041 (init_parse): Don't do it here.
3043 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
3045 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
3047 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
3049 (expand_eh_return): Convert between word_mode and Pmode.
3050 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
3052 (execute_stack_op): Likewise.
3053 (execute_cfa_program): Likewise.
3054 (uw_frame_state_for): Likewise.
3055 (uw_update_context_1): Likewise.
3056 * unwind.inc (_Unwind_Reason_Code): Likewise.
3057 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
3058 (EH_RETURN_STACKADJ_RTX): Likewise.
3059 * config/mips/mips.c (compute_frame_size): Make space for saving
3060 EH return registers.
3061 (mips_expand_epilogue): Handle EH stack adjustments.
3062 * config/mips/mips.md (eh_return): New pattern.
3063 (eh_set_lr_si): Likewise.
3064 (eh_set_lr_di): Likewise.
3065 Add splitter to perform EH return after reload.
3067 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3069 * jump.c (mark_jump_label): Tidy previous change.
3071 2001-05-19 Bruce Korb <bkorb@gnu.org>
3073 * fixinc/genfixes: no need for two warnings
3074 * fixinc/Makefile.in: open stdin for those building with a closed one.
3076 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3078 * jump.c (jump_optimize_1): Tidy.
3079 (mark_jump_label): When changing the label in a LABEL_REF, change
3080 update any REG_EQUAL notes as well.
3082 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
3084 * c-parse.in (parm_declarator): Split into
3085 parm_declarator_starttypename and parm_declarator_nostarttypename.
3086 (parm_declarator_starttypename, parm_declarator_nostarttypename):
3087 New. Allow parenthesised sub-declarators which don't begin with a
3088 TYPENAME. Fixes PR c/166.
3090 2001-05-19 Mark Mitchell <mark@codesourcery.com>
3092 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
3094 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3096 * toplev.c (main): If the target does not allow profiling without
3097 a frame pointer, issue an error message.
3098 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
3101 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3103 * recog.c (general_operand): Modify last change to allow it if reload
3106 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3108 * recog.c (general_operand): Prohibit nonzero subreg bytes on
3109 subregs containing mem.
3111 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
3113 * regrename.c (regrename_optimize): frame pointer register can
3116 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
3118 * README.DWARF: Move into dwarfout.c.
3120 2001-05-18 Dale Johannesen <dalej@apple.com>
3122 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
3123 specific misuse of r0 as a reload address.
3125 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
3127 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
3130 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3132 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
3133 (add_to_sequence): Make that decision type.
3134 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
3135 (write_switch, write_cond, debug_decision_2): Likewise.
3137 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
3139 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
3142 2001-05-18 Stan Shebs <shebs@apple.com>
3144 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
3145 * configure: Regenerate.
3147 2001-05-18 Per Bothner <per@bothner.com>
3149 Changes needed for java/jvspec.c
3150 * gcc.h (n_infiles, outfiles): Add declarations.
3151 * gcc.c (n_infiles, outfiles): Mske no longer static.
3153 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
3155 * config/pa/som.h (EXCEPTION_SECTION): Define.
3157 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
3159 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
3161 Add have_location_lists, a variable to determine whether we need a
3162 .debug_loc section or not.
3163 (enum dw_val_class): Add dw_val_class_loc_list.
3164 (dw_val_struct): Add val_loc_list.
3165 (dw_loc_list_struct): New structure, represents location lists.
3166 (new_loc_list): New function, return a new location list, given
3167 the range and location expression.
3168 (add_loc_descr_to_loc_list): New function, add a location
3169 expression to a location list, given the expression and range.
3170 (output_loc_list): New function, output a location list.
3171 (gen_internal_sym): Modified to take symbol prefix, so we can
3172 reuse it for location list symbols.
3173 (add_AT_loc_list): New function, add a location list to a DIE at
3174 the named attribute.
3175 (AT_loc_list): New function, return the location list reference
3176 for a given attribute, if it's a location list.
3177 (print_die): Handle dw_val_class_loc_list.
3178 (size_of_die): Ditto.
3179 (value_format): Ditto.
3180 (output_die): Ditto.
3181 (output_location_lists): New function, output all of the location
3182 lists for a DIE and it's children.
3183 (dwarf2out_finish): Call output_location_lists if we have location
3187 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3189 * gcse.c (try_replace_reg): First try global replace, later try to
3190 simplify the expression.
3192 * gcse.c (find_used_regs): Change calling convention; work via
3194 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
3196 2001-05-18 Bernd Schmidt <bernds@redhat.com>
3199 2001-02-09 Nick Clifton <nickc@redhat.com>
3200 * config/arm/arm.md: Change output constraint on post inc
3201 load/store multiple patterns to be a read/write constraint.
3203 2001-05-18 Mark Mitchell <mark@codesourcery.com>
3205 * basic-block.h (struct basic_block_def): Add documentation about
3206 what a basic block is, and what the various fields are used for.
3207 * flow.c (calculate_globlal_regs_live): Add documentation about
3208 how the algorithm works, and how we know that it will terminate.
3209 Check that the the inductive assumption that guarantees
3210 termination actually holds.
3211 (mark_used_regs): Treat conditionally set registers as used.
3212 (debug_regset): Add comment.
3213 * rtl.texi (cond_exec): Add documentation.
3215 * function.c (expand_function_start): Avoid creating BLKmode
3218 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3220 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
3221 DIE, even if it has no children.
3222 (dwarf2out_finish): Always output the line-number table, even if
3225 2001-05-18 David Edelsohn <edelsohn@gnu.org>
3227 * rs6000.md (movsfcc,movdfcc): Remove NE case.
3229 2001-05-17 Bruce Korb <bkorb@gnu.org>
3231 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
3232 * fixinc/genfixes: emit a warning if AutoGen is out of date
3234 2001-05-17 Brendan Conoboy <blc@cygnus.com>
3235 Bruce Korb <bkorb@gnu.org>
3237 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
3238 found in fixinc directory. Facilitates binary distributions.
3240 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
3242 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
3245 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
3247 * dwarf2out.c (modified_type_die): Equate qualified type to die.
3249 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3251 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
3252 (simplify_subreg): Handle complex types represented as CONCAT.
3254 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
3255 * rtl.h (swap_commutative_operands_p): Declare.
3256 * rtlanal.c (swap_commutative_operands_p): New.
3257 (operand_preference): New static function.
3259 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
3260 (gen_binary): Likewise.
3261 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
3262 * simplify-rtx.c (simplify_gen_binary,
3263 simplify_gen_relational): Likewise.
3265 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3267 * cse.c (fold_rtx): Use simplify_subreg.
3269 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
3270 (simplify_gen_subreg): New.
3271 (simplify_rtx): Use simplify_subreg.
3272 * rtl.h (simplify_gen_subreg): Declare.
3274 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3276 * doc/install.texi: Update Solaris information.
3278 * except.h (protect_cleanup_actions): Remove it.
3279 (lang_protect_cleanup_actions): Declare it.
3280 * except.c (protect_cleanup_actions): Remove it.
3281 (lang_protect_cleanup_actions): New variable.
3282 (init_eh): Don't make protect_cleanup_actions a GC root.
3283 (expand_eh_region_and_cleanup): Call
3284 lang_protect_cleanup_actions.
3285 (output_function_exception_table): Remove unused `align'
3287 * varasm.c (assemble_external): Abort if we have not yet
3288 opened the assembly output file.
3290 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
3292 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
3293 for eh_personality_libfunc.
3295 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3297 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
3298 when calling simplify_subreg. This is needed to allow replacing
3299 of expression of one mode by expression of different mode.
3301 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3303 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
3305 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3307 * expr.c (protect_from_queue): Protect against subsequent calls to
3309 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
3312 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3314 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
3316 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3318 * gccbug.in (CATEGORIES): Add "bootstrap".
3320 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3322 * simplify-rtx.c (simplify_subreg): Break out from ...
3323 * combine.c (combine_splify_rtx) ... here and ...
3324 * recog.c (validate_replace_rtx_1): ... here;
3325 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
3326 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
3327 (subreg_lowpart_p): ... here.
3329 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3331 * stmt.c (expand_asm_operands): For inout operands, make sure
3332 the substitution of '=' for '+' makes it into the rtl.
3334 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
3335 (reload_as_needed): Call update_eliminable_offsets a bit later.
3337 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3339 * gcc.texi (gccbug): Refer to the web pages for detailed information
3342 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3344 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
3346 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
3347 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
3348 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
3349 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
3350 * cross-make: Don't set LIBGCC1.
3351 * mklibgcc.in: Delete all code for building from libgcc1.c.
3352 Always honor LIB1ASMFUNCS if set.
3354 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
3355 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
3356 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
3357 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
3358 config/i386/uwin.asm, config/m68hc11/larith.asm,
3359 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
3360 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
3361 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
3362 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
3363 Delete or update references to libgcc1 in commentary.
3365 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
3366 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
3367 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
3368 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
3369 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
3370 config/arm/t-semi, config/arm/t-strongarm-coff,
3371 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
3372 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
3373 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
3374 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
3375 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
3376 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
3377 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
3378 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
3379 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3380 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
3381 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
3382 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
3383 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
3384 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
3385 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
3386 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
3387 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
3388 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
3389 config/mips/t-ultrix, config/mn10200/t-mn10200,
3390 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
3391 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
3392 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
3393 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
3394 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
3395 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
3396 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
3397 config/sparc/t-sparclite, config/sparc/t-splet,
3398 config/sparc/t-sunos41, config/sparc/t-vxsparc,
3399 config/sparc/t-vxsparc64, config/v850/t-v850:
3400 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
3402 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
3403 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
3404 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
3405 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
3406 nongcc_SI_type, nongcc_word_type, or perform_*
3407 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
3409 * config/i386/386bsd.h, config/i386/beos-elf.h,
3410 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3411 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
3412 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
3413 Don't include i386/perform.h.
3415 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
3416 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
3417 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
3418 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
3419 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
3420 config/vax/t-openbsd, config/vax/t-vax: Delete.
3422 * config.gcc: Remove references to deleted files.
3423 (arm-semi-aof): Use arm/t-semi for tmake_file.
3425 * gcc.texi, install.texi, invoke.texi, tm.texi:
3426 Delete or rewrite text which is no longer relevant now that
3427 libgcc1 no longer exists.
3429 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
3430 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
3432 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
3433 Bruce Korb <bkorb@gnu.org>
3435 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
3438 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3440 * i386.md: Add two peepholes to clean up code generated by
3443 2001-05-16 Richard Henderson <rth@redhat.com>
3445 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
3446 variants of non-absolute encodings.
3448 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3450 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
3451 __register_frame_info_table_bases): Export.
3453 2001-05-16 Richard Henderson <rth@redhat.com>
3455 * except.c (eh_data_format_name): Move to ...
3456 * dwarf2asm.c: ... here. Use designated initializers if available.
3457 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
3458 * dwarf2asm.h: Update declarations.
3459 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3460 ASM_PREFERRED_EH_DATA_FORMAT.
3461 (output_call_frame_info): Likewise. Use 'L' augmentation for
3464 * unwind-dw2-fde.h (struct fde_vector): New.
3465 (struct old_object): Rename from struct object.
3466 (struct object): New.
3467 (__register_frame_info_bases): Declare.
3468 (__register_frame_info_table_bases): Declare.
3469 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3470 * unwind-dw2-fde.c (objects): Remove.
3471 (unseen_objects, seen_objects): New.
3472 (__register_frame_info_bases): New.
3473 (__register_frame_info): Use it.
3474 (__register_frame_info_table_bases): New.
3475 (__register_frame_info_table): Use it.
3476 (__deregister_frame_info): Rewrite for changed object struct.
3477 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3478 (fde_unencoded_compare): Rename from fde_compare; uninline.
3479 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3480 (start_fde_sort): Adjust for new definition of fde_vector.
3481 (fde_insert): Likewise.
3482 (end_fde_sort): Likewise. Select comparison function based
3483 on properties of the object.
3484 (fde_split): Take object and fde_compare_t arguments.
3485 (frame_heapsort, fde_merge): Likewise.
3486 (classify_object_over_fdes): Rename from count_fdes. Handle
3487 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3489 (add_fdes): Handle encoded pointers.
3490 (init_object): Rename from frame_init. Update for new struct object.
3491 (linear_search_fdes): Rename from search_fdes. Handle encoded
3493 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3494 (binary_search_single_encoding_fdes): New.
3495 (binary_search_mixed_encoding_fdes): New.
3496 (search_object): New.
3497 (_Unwind_Find_FDE): Update for new struct object. Fill in
3499 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3500 iterating over EH data.
3501 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3502 fde_encoding, lsda_encoding.
3503 (read_uleb128, read_sleb128): Remove.
3504 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3505 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3506 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3508 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3510 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3512 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3513 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3514 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3515 cpp_spell_token, cpp_output_token): Similarly.
3516 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3517 do_pragma_poison, parse_assertion, do_assert): Similarly.
3518 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3519 save_parameter, _cpp_create_definition, check_trad_stringification,
3520 cpp_macro_definition): Similarly.
3521 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3522 * c-lex.c (cb_undef, c_lex): Similarly.
3523 * fix-header.c (recognized_function): Similarly.
3524 * cpplib.h (NODE_LEN, NODE_NAME): New.
3525 (cpp_hashnode): Rename length len.
3527 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3529 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3532 2001-05-16 Andreas Jaeger <aj@suse.de>
3534 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3536 * toplev.c: Include dwarf2asm.h for prototype of
3537 dw2_output_indirect_constants.
3539 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3541 * stmt.c (expand_asm_operands): Be able to offload addressof
3542 expression to memory. (PR optimization/185)
3544 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3546 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3547 applying distributive law.
3549 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3551 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3553 * gthr-dce.h (UNUSED): Attribute unused macro.
3554 (__gthread_key_dtor): Make arguments UNUSED.
3555 (__gthread_key_delete): Revise for compatibility with DRAFT4
3558 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3560 * doc/install.texi: Update AIX information.
3561 * README.RS6000: Remove obsolete file.
3563 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3564 Nathan Sidwell <nathan@codesourcery.com>
3566 * gcc.c (give_switch): Don't write before start of string.
3567 Always append suffix.
3569 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3571 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3574 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3576 * README.ALTOS: Remove obsolete file.
3578 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3580 * c-lex.h (save_and_forget_protocol_qualifiers,
3581 forget_protocol_qualifiers, remember_protocol_qualifiers):
3582 Remove deleted functions' prototypes.
3584 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3586 * c-parse.in (methodtype): New production.
3587 (methoddef, methodproto): Collapse separate '-' and '+'
3590 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3592 * c-common.h (RID_FIRST_PQ): New.
3593 * c-parse.in (objc_pq_context): New.
3594 (objc parser): Set objc_pq_context rather than calling
3595 remember_protocol_qualifiers and forget_protocol_qualifiers.
3596 Don't call save_and_forget_protocol_qualifiers.
3597 (yylexname): Handle objc protocol qualifiers here.
3598 * stringpool.c (struct str_header): Replace with sp_hashnode.
3599 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3600 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3601 Allocate an IDENTIFIER_NODE for each identifier.
3602 (FORALL_STRINGS, set_identifier): Delete.
3603 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3604 (ggc_alloc_string): Use an obstack.
3605 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3606 * tree.h: Update comments.
3607 (set_identifier): Delete.
3608 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3609 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3610 remember_protocol_qualifiers): Delete.
3612 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3614 * flow.c (life_analysis): After life analysis is complete, do
3615 an optional scan over insns looking for REG_LABEL notes that
3616 reference a deleted label.
3617 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3618 before peeking at LABEL_NUSES.
3620 2001-05-15 Richard Henderson <rth@redhat.com>
3622 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3623 (_Unwind_GetTextRelBase): New.
3625 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3627 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3629 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3631 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3632 so that CHOOSE_SECTION gets used.
3634 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3635 TARGET_RELOCATABLE like flag_pic for now.
3637 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3639 * rs6000.md (movdi splitter): Sign extend more efficiently.
3640 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3641 to "long long" valid on 32-bit and 64-bit hosts.
3642 (logical_operand): Cast trunc_int_for_mode return value.
3643 (rs6000_emit_move): Shift macro to encapsulate variable.
3644 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3645 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3646 plus_constant requires signed argument.
3648 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3650 * gthr-posix.h: Make additional pthread-* functions weak.
3652 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3654 * recog.c (apply_change_group): Avoid unneeded validating.
3656 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3658 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3659 (num_insns_constant): CONST_INT can be 64-bits.
3661 2001-05-14 Stan Shebs <shebs@apple.com>
3663 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3664 (LIBGCC_SPEC): Don't define.
3666 2001-05-14 Richard Henderson <rth@redhat.com>
3668 * configure.in (gcc_cv_as_eh_frame): New test.
3669 * config.in, configure: Rebuild.
3670 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3672 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3674 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3675 extended precision divide.
3677 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3679 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3680 for RETURNS as well.
3682 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3684 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3685 (CPP_CPU??_SIZE_TYPE): New.
3686 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3687 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3688 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3689 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3691 * i386.c (override_options): Add sorry about not suported modes.
3693 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3695 * config/pa/som.h (NM_FLAGS): Remove.
3696 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3697 (ASM_OUTPUT_SECTION_NAME): Remove.
3698 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3700 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3702 * regrename.c (regrename_optimize): Do not rename registers to
3705 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3707 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3708 contain MEMs. Remove useless distinction about clobbering
3711 2001-05-13 Geoff Keating <geoffk@redhat.com>
3713 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3714 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3715 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3716 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3717 (EXCEPTION_SECTION): Define.
3719 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3721 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3722 binary backward compat only.
3723 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3724 in LIB2FUNCS. Pass it to mklibgcc.
3725 * mklibgcc.in: Handle LIB2FUNCS_ST.
3727 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3729 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3731 * tm.texi (THREAD_MODEL_SPEC): Document it.
3732 * gcc.c (main): Use it.
3733 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3734 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3736 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3738 * rtl.h (SYMBOL_REF_WEAK): New macro.
3739 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3740 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3741 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3742 * gcc.texi: Remove wrong description.
3744 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3746 * Makefile.in (STAMP): New macro.
3747 Replace all uses of `touch' with $(STAMP).
3748 * fixinc/Makefile.in: Likewise.
3750 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3752 * configure.in: ldopen is never in -lexc, so don't test for it.
3753 Add test for exc_resume in -lexc for Ada.
3754 * configure: Regenerated.
3756 2001-05-12 Richard Henderson <rth@redhat.com>
3758 * dwarf2asm.c (size_of_encoded_value): New function.
3759 * dwarf2asm.h: Declare it.
3760 * except.c (output_function_exception_table): Align the TType
3761 array only as wide as the encoding.
3763 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3765 * extend.texi: Document #pragma GCC java_exceptions.
3767 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3769 * c-parse.in (bison parser, init_reswords): Remove uses of
3771 * c-tree.h (doing_objc_thang): Remove.
3773 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3775 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3776 about files not ending in newlines.
3778 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3780 * dwarfout.c (dwarfout_init): Add cast.
3781 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3782 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3784 * method.c (build_mangled_C99_name): Remove unused prototype.
3786 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3788 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3790 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3792 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3793 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3795 2001-05-11 Richard Henderson <rth@redhat.com>
3797 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3798 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3799 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3800 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3801 (dw2_output_indirect_constants): Prototype.
3802 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3803 current_function_func_begin_label if we'll need it for EH. Exit
3804 early for IA64_UNWIND_INFO.
3805 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3806 (eh_data_format_name): Update for indirect references.
3807 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3808 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3809 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3810 define HAVE_eh_return etc.
3811 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3812 (final_end_function): Don't call output_function_exception_table.
3813 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3814 (rest_of_compilation): Invoke output_function_exception_table
3815 for ia64 before assemble_end_function.
3816 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3817 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3819 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3820 * unwind.h: Declare them.
3821 * libgcc-std.ver: Export them.
3822 * unwind-pe.h: New file.
3824 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3826 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3828 (find_fde_for_dso): Extract DT_PLTGOT.
3829 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3830 the segment and gp as well.
3831 * config/ia64/frame-ia64.c: Remove file.
3832 * config/ia64/frame-ia64.h: Remove file.
3833 * config/ia64/unwind-ia64.c: New file.
3834 * config/ia64/unwind-ia64.h: New file.
3835 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3836 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3837 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3838 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3839 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3840 (IA64_UNWIND_INFO): Re-enable.
3841 (HANDLER_SECTION): Remove.
3842 (EH_RETURN_DATA_REGNO): New.
3843 * config/ia64/ia64.md (exception_receiver): Remove.
3844 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3845 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3847 2001-05-11 Richard Henderson <rth@redhat.com>
3849 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3850 calls and jumps to be bundled together.
3851 (ia64_reorg): Emit a break after a noreturn call that ends
3853 * config/ia64/ia64.md (break_f): New.
3855 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3857 * c-lex.c (lex_charconst): Convert into a simple wrapper
3858 around cpp_interpret_charconst, to which most of the code
3860 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3861 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3862 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3863 (lex): Use cpp_interpret_charconst.
3864 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3865 hex_digit_value): New functions.
3866 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3867 * cpplib.h (cpp_interpret_charconst): New prototype.
3868 * Makefile.in: Update.
3870 2001-05-12 Dean Wakerley <dean@wakerley.com>
3872 * doc/install.texi: New file. Converted to texinfo from the HTML
3873 documentation in wwwdocs/htdocs/install.
3875 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3877 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3878 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3880 * toplev.c (compile_file): Move comment for opening output
3881 file to just before the code that opens the output file.
3883 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3885 * regmove.c (regmove_optimize): Suppress the optimization for
3886 unchanging destination register. Add comment above function.
3888 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3890 * Makefile.in: Exterminate all references to assert.h.
3891 * cross-make: Likewise.
3893 * configure.in: Correct commentary.
3894 * configure: Regenerate.
3896 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3899 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3900 config/t-netbsd, config/t-rtems, config/x-linux,
3901 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3902 No need to override INSTALL_ASSERT_H.
3904 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3905 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3906 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3908 2001-05-11 Graham Stott <grahams@redhat.com>
3910 * combine.c (simplify_comparison): Fix typo.
3912 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3914 * loop.h (struct movables): Remove `num'.
3915 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3916 Adjust call to strength_reduce.
3917 (num_unmoved_movables): New function.
3918 (move_movables): Don't set movables->num.
3919 (strength_reduce): Compute the number of instructions in the loop
3920 here, rather than in the caller.
3921 (check_dbra_loop): Always clear reversible_mem_store if there
3922 are any memory sets.
3923 (loop_regs_scan): Don't count instructions here.
3924 (count_insn_in_loop): New function.
3926 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3928 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3930 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3932 * c-common.c (finish_label_expr): New function, lifted from
3933 from cp/semantics.c.
3934 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3935 * c-parse.in: Move 3 blocks of parser code into new functions.
3936 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3937 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3938 (lookup_label): Remove.
3940 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3942 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3943 FLOAT_BIT_ORDER_MISMATCH.
3945 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3947 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3948 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3950 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3952 * expr.c (emit_group_load): extract_bit_field requires a REG or
3955 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3957 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3958 a computed jump into an unconditional jump.
3959 In second hunk of code for collapsing computed and conditional jumps
3960 into unconditional jumps, reemit the jump in additional cases.
3962 * jump.c (jump_optimize_1): Do not wrap the new jump target
3963 inside a LABEL_REF; gen_jump will do that automatically.
3965 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3967 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3968 contents for a SYMBOL_REF in case of floating point constants.
3970 2001-05-10 DJ Delorie <dj@redhat.com>
3972 * c-common.c (combine_strings): Widen strings in a
3973 host-endian-independent way.
3975 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3977 * c-parse.in: Remove many shift/reduce conflicts. Update
3979 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3980 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3981 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3982 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3983 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3984 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3985 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3986 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3987 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3988 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3989 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3990 typespec_reserved_nonattr, typespec_reserved_attr,
3991 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3992 structsp_nonattr, components_notype, component_notype_declarator,
3993 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3994 firstparm, setspecs_fp): New
3995 (typed_declspecs, reserved_declspecs, typed_typespecs,
3996 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3997 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3998 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3999 type_quals): Remove. Users updated.
4000 (initdecls, notype_initdecls, after_type_declarator,
4001 parm_declarator, notype_declarator, absdcl1, components, ivars):
4002 Don't allow attributes at the start of a declarator; include them
4003 in the production containing the declarator instead. Always
4004 require type specifiers before trying to redeclare a typedef name.
4005 (typename): Allow for attributes but warn that they are ignored.
4006 (parmlist, firstparm, setspecs_fp): Include attributes in
4007 parmlist; suck them off the parser stack in firstparm using
4010 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
4012 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
4013 to determine if a block has an unconditional jump at its end.
4015 * jump.c (jump_optimize_1): When converting a conditional jump
4016 to an unconditional jump, build the jump using gen_jump instead
4017 of just modify operands in-place.
4019 2001-05-09 Zack Weinberg <zackw@stanford.edu>
4021 * cppinit.c (cpp_post_options): Shut off macro expansion if
4023 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
4024 IN_I directives only if the # is in column 1 and the directive
4025 name begins in column 2.
4026 * cppmain.c (scan_buffer): Insert a space between # and an
4027 identifier, when that identifier is a directive name.
4029 * tradcpp.c (struct file_buf): Add a pointer to the next entry
4030 in the header search path.
4031 (enum node_type): Add T_INCLUDE_NEXT.
4032 (directive_table): Add entry for include_next.
4033 (do_include_next): New function.
4034 (process_include): New routine, broken out of do_include.
4035 (finclude): Insert 'nhd' argument, to be copied into
4036 next_header_dir of the new buffer.
4037 (main): Adjust to match.
4038 * gsyslimits.h, limity.h: Un-indent #include_next.
4040 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
4042 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
4043 inclusion as a chapter of the GCC manual.
4044 * gcc.texi: Include objc.texi.
4045 * fdl.texi: Use @unnumberedsec for the addendum.
4046 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
4048 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
4050 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
4052 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
4054 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
4055 handling of two-address insns.
4057 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
4059 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
4060 ../binutils/nm-new instead of ../binutils/nm.
4062 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4064 * i386.md (movdi splitter): Fix the splitting condition
4065 (float_extenddftf splitter): Fix mode.
4067 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4069 * genrecog.c (write_switch): Avoid outputting of switch for
4070 types wider than int.
4072 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
4074 * reload1.c (copy_eh_notes): New function.
4075 (emit_input_reload_insns): Call it.
4076 (emit_output_reload_insns): Call it.
4078 2001-05-07 Zack Weinberg <zackw@stanford.edu>
4080 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
4082 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
4083 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
4085 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
4087 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
4089 * pa.md (interspace_jump): Revise comment.
4090 (builtin_longjmp): Block initial setup insns from delay slot of
4092 (builtin_setjmp_receiver): New expander to save and restore PIC
4095 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
4097 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
4099 * toplev.c (compile_file): Set up the output file before we call
4100 the various initializers for the compiler.
4102 * except.c (sjlj_mark_call_sites): Do not search for assignments to
4103 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
4105 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
4106 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
4108 2001-05-06 Zack Weinberg <zackw@stanford.edu>
4110 * Makefile.in (tradcpp0): Correct typo in dependency list.
4112 2001-05-06 Geoff Keating <geoffk@redhat.com>
4114 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
4115 the link register if we're not going to use it.
4117 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
4118 (output_function_profiler): Likewise.
4120 2001-05-07 Alan Modra <amodra@one.net.au>
4122 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
4124 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
4126 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
4127 zero-extend it. Make abs_inc unsigned.
4129 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
4130 widest mode in narrowing and widening operations.
4132 * config/mips/mips.md: Sign extend CONST_INTs.
4134 2001-05-06 Andreas Jaeger <aj@suse.de>
4136 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
4137 (i386 Options): Document -momit-leaf-frame-pointer.
4139 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4141 * c-typeck.c (internal_build_compound_expr): Check for
4142 array to pointer conversion just once.
4144 2001-05-05 Richard Henderson <rth@redhat.com>
4146 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
4148 2001-05-05 Richard Henderson <rth@redhat.com>
4150 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
4151 to the parent of the fixup region.
4153 2001-05-05 Jakub Jelinek <jakub@redhat.com>
4155 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
4157 * cpp.texi (__NO_INLINE): Document it.
4159 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4161 * cppfiles.c (struct include_file): New member err_no.
4162 (find_or_create_entry): Set it.
4163 (open_file): Don't set fds to -2. Instead, use err_no to
4164 remember previous errors, if any.
4166 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4168 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
4169 between X and Y by using sequences of xgdx and xgdy.
4171 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4173 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
4174 of '!' for the 'D' alternative ('!' is too strong).
4175 ("*logicalsi3_silshl16"): Likewise.
4176 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
4177 ("movstrictsi"): Remove spurious '+'.
4178 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
4179 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
4180 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
4183 2001-05-04 David Edelsohn <edelsohn@gnu.org>
4185 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
4187 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
4189 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
4192 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4194 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
4197 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4199 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
4200 soft register, use ror instead of rol.
4202 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4204 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
4205 into account pre/post increment decrement for 68HC12.
4206 Fix other problems in replacement and fix call to reg_mentioned_p.
4208 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4210 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
4211 Put the soft registers in bss for 68HC12.
4212 (L_regs_d3_4): New for _.d3 and _.d4.
4213 (L_regs_d5_6): Likewise.
4214 (L_regs_d1_2): Likewise.
4215 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
4217 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4219 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
4220 to the pre-processor when -fshort-double is specified.
4221 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
4223 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4225 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
4226 (__mulsi3): Rewrite for 68HC12.
4227 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
4228 Mark 'x' constraint with earlyclobber to prevent a
4229 RELOAD_FOR_OTHER_ADDRESS to go in it.
4230 (mulhi3_m68hc12): New pattern.
4231 (mulhi3_m68hc11): Rename of mulhi3.
4232 (mulhi3): New expand for 68HC12 optimisation.
4233 (umulhisi3, mulhisi3): New patterns for 68HC12.
4235 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4237 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
4238 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
4239 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
4241 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4243 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
4244 constants cheap after reload.
4245 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
4247 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
4248 so that gcc prefers a shift by 16.
4249 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
4251 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
4253 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
4255 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4257 * alpha.h: NULL_PTR -> NULL.
4264 * i386.md: Likewise.
4267 * m68hc11.h: Likewise.
4268 * rs6000.h: Likewise.
4271 * sparc.h: Likewise.
4275 * final.c: Likewise.
4277 * recog.c: Likewise.
4279 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4281 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
4282 `bool' parameter to `int'.
4284 * hash.c (hash_lookup): Likewise.
4286 * hash.h (hash_lookup): Likewise.
4288 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
4290 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4292 * i386.c (x86_initialize_trampoline): Fix mode of constant.
4294 2001-05-03 Geoff Keating <geoffk@redhat.com>
4296 * invoke.texi (i386 Options): Delete references to -malign-jumps,
4297 -malign-loops, -malign-functions.
4298 * i386.c (ix86_align_funcs): Delete.
4299 (ix86_align_loops): Delete.
4300 (ix86_align_jumps): Delete.
4301 (override_options): Mark -malign-* as obsolete. Emulate their
4302 behaviour with the -falign-* options. Default -falign-* from
4303 the processor table.
4304 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
4305 patch of Wed May 2 13:09:36 2001.
4306 (LOOP_ALIGN): Delete.
4307 (LOOP_ALIGN_MAX_SKIP): Delete.
4308 (LABEL_ALIGN_AFTER_BARRIER): Delete.
4309 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
4311 2001-05-04 Andreas Jaeger <aj@suse.de>
4313 * except.h: Add prototype declaration for
4314 expand_builtin_init_dwarf_reg_sizes.
4316 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
4318 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
4320 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4322 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
4324 ("bitcmpqi2"): New pattern for bit-extract and test.
4325 ("bitcmphi"): New pattern for bitb/bita instructions.
4327 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4329 * gccbug.in: Use a temporary directory when the mktemp command is
4332 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4334 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
4336 (INITIALIZE_TRAMPOLINE): Call it.
4337 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
4338 (TRAMPOLINE_TEMPLATE): Remove.
4339 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
4340 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
4343 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4345 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
4346 and crtendS.o with PIC.
4348 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4350 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
4352 (___subdi3, ___adddi3): Use x instead of y as index register.
4353 (__init_bss_section, __map_data_section): Optimize for 68HC12.
4354 (__memset, __memcpy): Likewise.
4355 (regs): Put the soft registers in bss for 68HC12.
4356 (abort): Use trap to abort for 68hc12.
4357 (__mulhi3, __mulhi32): Use emul for 68hc12.
4358 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
4360 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4362 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
4363 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
4364 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
4365 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
4366 Set 68HC12 min offset to -65536.
4367 (print_operand): Put parenthesis arround the operand if it refers
4368 to a symbol having the same name as a register.
4369 (m68hc11_z_replacement): When z register is replaced by its
4370 equivalent soft register, force the insn to be re-recognized.
4371 (m68hc11_check_z_replacement): Fix the test when destination is
4372 the index register and z dies in the insn.
4373 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
4375 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4377 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
4378 costs according to processor variant.
4379 (m68hc11_shift_cost): New function to compute shift costs.
4380 (m68hc11_rtx_costs): Define costs according to processor variant.
4381 (m6811_cost): Costs for 68HC11.
4382 (m6812_cost): Costs for 68HC12.
4383 (COSTS_N_INSNS): Remove.
4385 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
4386 (DEFAULT_RTX_COSTS): Remove.
4387 (CONST_COSTS): Define costs according to OUTER_CODE.
4388 (processor_costs): New struct to define costs.
4389 (m68hc11_cost): Pointer to current costs.
4391 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4393 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
4394 and use m68hc11_notice_keep_cc when using leax/leay.
4395 (addhi3 split): Reject split if the insn is handled by
4397 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
4398 push must be handled in a special way if the source operand uses
4399 sp as index register.
4400 (m68hc11_notice_keep_cc): New function.
4401 (m68hc11_gen_movhi): Use it when an insn changes a register but
4403 (m68hc11_gen_movqi): Fix move for 68HC12.
4404 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
4406 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4408 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4409 and don't pass operands[0] to emit_library_call_value.
4411 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4413 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4414 (zero_extendsi split): Simplify and use (zero_extendhi).
4415 (*addhi3): Remove 'w' constraint since stack pointer is handled
4417 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4418 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4419 (*ashrhi3_const): Fix shift by 7.
4420 (*lshrsi3_const16): Fix template.
4421 (call, call_value): Fix constraint and predicate.
4423 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4425 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4426 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4427 (CC_REGNUM): Likewise.
4428 (*unnamed splits): Use above constants instead of hard coded numbers.
4429 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4430 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4431 (*return_16bit, *unnamed peepholes): Likewise.
4433 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4435 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
4436 rs6000/rs6000.h twice.
4438 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
4440 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
4441 (CPP_SPEC): Conditionally define MSDOS and GO32.
4442 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
4443 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
4445 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
4447 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4449 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
4451 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4453 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4454 * integrate.c (expand_inline_function): Use xcalloc to allocate
4456 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4459 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4461 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4464 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4466 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
4467 linker if -mrelax is given.
4468 (TARGET_SWITCHES): Document -mrelax.
4470 Re-installed 2001-01-09's patch:
4471 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4472 if it's wider than long and the target's long is wider than the
4475 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4477 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4478 directly include rs6000/rs6000.h. Instead do it in tm.h.
4480 2001-05-02 Stan Shebs <shebs@apple.com>
4482 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4483 NSConstantString for NeXT-style runtimes.
4484 (STRING_OBJECT_GLOBAL_NAME): New macro.
4485 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4486 OCTI_STRING_CLASS_DECL.
4487 (constant_string_global_id): New macro.
4488 (string_class_decl): Ditto.
4489 (setup_string_decl): New function.
4490 (build_objc_string_object): Use it to build a NeXT runtime
4491 compatible string initializer.
4493 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4495 * tradcpp.c (do_define): Make sure we don't walk past limit.
4497 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4499 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4500 offsets if not REG_OK_STRICT.
4502 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4503 (INT_REG_OK_FOR_INDEX_P): Likewise.
4504 (INT_REG_OK_FOR_BASE_P): Likewise.
4505 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4506 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4507 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4508 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4509 REG_OK_FOR_BASE_P. Take an additional parameter.
4510 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4511 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4512 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4513 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4514 rs6000_legitimate_address() and use it.
4515 * config/rs6000/rs6000.c: Update all callers.
4516 (rs6000_legitimate_address): New function.
4518 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4520 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4521 special_constant conditional blocks together.
4523 2001-05-02 Dale Johannesen <dalej@apple.com>
4525 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4527 (STRICT_ARGUMENT_NAMING): Define.
4528 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4529 function_arg_partial_nregs, setup_incoming_varargs): Remove
4530 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4533 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4535 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4537 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4540 * expr.c (store_field): Do nothing except elaborate side-effects if
4543 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4545 * c-lex.c: NULL_PTR -> NULL.
4547 * emit-rtl.c: Likewise.
4549 * genpeep.c: Likewise.
4551 * mips-tdump.c: Likewise.
4552 * reload1.c: Likewise.
4553 * rtlanal.c: Likewise.
4555 * stor-layout.c: Likewise.
4556 * toplev.c: Likewise.
4558 2001-05-01 Per Bothner <per@bothner.com>
4560 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4561 call do_pending_stack_adjust before emiting label.
4563 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4565 * extend.texi: Fix typo.
4567 2001-05-01 Stan Shebs <shebs@apple.com>
4569 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4570 of UOBJC_MODULES_decl.
4571 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4572 (generate_descriptor_table): Ditto.
4573 (generate_protocols): Ditto.
4574 (generate_protocol_list): Ditto.
4575 (generate_classref_translation_entry): Ditto.
4577 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4579 * invoke.texi (Optimize Options): Add documentation for `--param
4580 max-delay-slot-insn-search' and `--param
4581 max-delay-slot-live-search' and reorder --param section.
4582 * params.def: Modify initial comment.
4583 * params.h (param_info): Add `help' member.
4584 * toplev.c (lang_independent_params): Include `help' description.
4585 (display_help): Print --param parameters.
4587 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4589 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4590 Remove references to deleted files.
4591 (*-*-openbsd): No need to override xmake_file.
4592 (*-*-sysv4): Treat like *-*-sysv.
4594 * configure.in: Probe for ldopen in various places, and set up
4595 collect2 to be linked with them if found.
4596 Don't dink with Windows registry stuff unless $host_os is a
4597 Win32 os name. Check to see if we need -ladvapi32.
4598 * configure: Regenerate.
4600 * Makefile: Get rid of CLIB and HOST_CLIB.
4601 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4602 * build-make: Get rid of HOST_CLIB.
4604 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4605 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4606 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4607 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4608 config/rs6000/x-rs6000: Delete.
4610 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4613 24 x-host fragments remain, 0 x-cpu, 3 top level.
4615 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4617 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4618 * configure: Regenerate.
4620 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4622 * Makefile.in (install-headers): Remove redundant dependency.
4624 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4626 * c-tree.texi (USING_STMT): Document.
4628 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4630 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4631 * c-common.c: Likewise.
4632 * c-decl.c: Likewise.
4633 * combine.c: Likewise.
4634 * rs6000.c: Likewise.
4635 * except.c: Likewise.
4636 * explow.c: Likewise.
4638 * fold-const.c: Likewise.
4639 * function.c: Likewise.
4642 * integrate.c: Likewise.
4644 * objc/objc-act.c: Likewise.
4645 * recog.c: Likewise.
4646 * reg-stack.c: Likewise.
4647 * reload.c: Likewise.
4648 * reload1.c: Likewise.
4649 * simplify-rtx.c: Likewise.
4651 * varasm.c: Likewise.
4653 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4655 * diagnostic.def: New file.
4656 * diagnostic.h (diagnostic_t): New enum.
4657 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4659 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4661 * tsystem.h: Test only POSIX for availability of string.h
4663 * config.gcc (all systems): If USG appeared in xm_defines,
4664 change it to POSIX. If both USG and POSIX appeared, just
4665 delete USG. Remove unnecessary quotes around xm_defines
4667 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4668 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4669 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4670 powerpc-*-linux*): No need to set xm_defines - handled by
4671 global settings for *-*-linux*.
4673 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4675 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4676 Always include gstab.h, not system stab.h. Don't provide
4677 default definitions of N_CATCH or N_OPT. Always use the
4678 gstab.h variant of STAB_CODE_TYPE.
4679 * final.c: Don't include stab.h/gstab.h at all, or provide
4680 defaults for N_SLINE and N_SOL.
4682 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4683 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4685 * sdbout.c: Always include gsyms.h instead of system syms.h.
4687 * configure.in: No need to check for stab.h.
4688 * configure, config.in: Regenerate.
4689 * Makefile.in (final.o): Don't depend on gstab.h.
4691 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4692 Richard Henderson <rth@redhat.com>
4694 * extend.texi: Improve documentation of volatile asms.
4696 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4698 * c-tree.texi: Fix thinko.
4699 * gcc.texi: Likewise.
4701 2001-04-30 Richard Henderson <rth@redhat.com>
4703 * c-common.c (c_promoting_integer_type_p): New function, from the
4704 corpse of old macro. Properly promote too-small enumerations and
4705 booleans. Adjust all callers.
4706 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4707 (c_promoting_integer_type_p): Declare.
4708 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4709 * c-typeck.c: Likewise.
4710 (default_conversion): Remove now redundant boolean check.
4712 2001-04-30 Jan Hubicka <jh@suse.cz>
4713 Richard Henderson <rth@redhat.com>
4715 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4717 (combine_stack_adjustments_for_block): Don't combine stack
4718 allocation followed by deallocations. Handle grow-up stacks.
4720 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4722 * fdl.texi: New file.
4723 * c-tree.texi: Use the GFDL.
4724 * gcc.texi: Likewise.
4726 2001-04-30 Stan Shebs <shebs@apple.com>
4728 * invoke.texi: Add a section documenting Objective-C options.
4730 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4732 * emit-rtl.c (try_split): Copy EH notes to sequence.
4734 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4736 * regmove.c (record_stack_memrefs): Catch all references to the
4739 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4741 * Makefile.in (stmp-fixinc): quote shell assignment values
4743 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4745 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4749 * prefix.c: Likewise.
4751 2001-04-28 Stan Shebs <shebs@apple.com>
4753 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4754 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4755 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4756 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4758 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4759 (NEXT_OBJC_RUNTIME): Define.
4761 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4763 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4764 * simplify-rtx.c (simplify_gen_relational): Likewise.
4766 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4768 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4769 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4771 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4772 registers in SSE case; fix handling of the immediates.
4773 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4774 operands to be in regsiters before reload.
4775 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4776 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4777 (abstf,absxf,negtf,negxf splitters): Compute
4778 properly the regnum for x86_64.
4779 (avsdf2_if_rex64): New.
4781 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4783 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4784 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4785 into the constant pool.
4786 * jump.c (jump_optimize_1): Remove barrier successors after all
4787 the LABEL_NUSES counds have been computed.
4788 (delete_barrier_successors): When deleting a tablejump insn, also
4789 delete the jump table it uses.
4790 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4793 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4795 * pa.c (FRP): Remove erroneous white space in macro definition.
4797 2001-04-28 Andreas Jaeger <aj@suse.de>
4799 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4801 * extend.texi: Likewise.
4802 * tm.texi: Likewise.
4804 2001-04-28 Andreas Jaeger <aj@suse.de>
4806 * md.texi: Use XX-bit instead of XXbit or XX bit where
4809 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4811 * gcc.c (process_command): Allow -l lib in addition to -llib
4812 for POSIX compliance. This fixes PR c/2347.
4814 * invoke.texi: Update section on Link Options accordingly.
4816 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4818 * function.c (purge_addressof_1): Remove the duplicate
4819 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4822 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4824 * except.c (expand_eh_region_start): Don't start a new block.
4825 (expand_eh_region_end): Don't end a block.
4826 * stmt.c (expand_end_bindings): Don't end EH blocks.
4827 (expand_decl_cleanup): Starting an EH region won't change the block.
4828 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4829 (is_eh_region): Lose.
4832 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4834 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4836 * collect2.c (main): Add `-L' case to remove duplicate entries.
4837 (is_in_args): New function to check for a duplicate argument.
4838 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4839 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4840 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4841 Define to be nonzero.
4843 2001-04-27 Andreas Jaeger <aj@suse.de>
4844 Richard Henderson <rth@redhat.com>
4846 * md.texi (Machine Constraints): Document additional i386
4847 constraints and fix description of "A".
4849 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4851 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4853 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4855 * except.c (get_exception_filter): word_mode, not Pmode.
4857 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4859 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4860 common to other movsf patterns. Move up so that in future
4861 people who change the other patterns will change it too.
4862 (movsf_lo_sum): Allow even for soft-float; add appropriate
4864 (movsf_high): Likewise.
4865 (movsf_high+1): Allow even for soft-float.
4867 * function.c (expand_function_end): Always clobber the
4868 return registers, even if there is no return label.
4870 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4872 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4874 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4876 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4877 (pushqi2_rex64, pushhi2_rex64): Add.
4879 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4881 * except.c (expand_eh_region_end_cleanup): Force pending stack
4882 adjust before emitting label that branches around cleanup code.
4884 2001-04-26 H.J. Lu (hjl@gnu.org)
4886 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4888 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4890 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4891 (ASM_OUTPUT_SECTION_NAME): Likewise.
4892 (ASM_WEAKEN_LABEL): Likewise.
4893 (UNIQUE_SECTION): Likewise.
4894 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4895 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4896 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4897 (ASM_OUTPUT_SECTION_NAME): Likewise.
4898 (ASM_WEAKEN_LABEL): Likewise.
4899 (UNIQUE_SECTION): Likewise.
4900 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4901 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4902 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4903 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4904 (ASM_FILE_START): Likewise.
4905 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4906 (ASM_DECLARE_OBJECT_NAME): Likewise.
4907 (ASM_FILE_END): Likewise.
4908 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4909 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4910 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4911 (ASM_OUTPUT_CASE_LABEL): Likewise.
4912 (ASM_OUTPUT_SKIP): Likewise.
4913 (ASM_OUTPUT_ASCII): Likewise.
4914 (ASM_OUTPUT_IDENT): Likewise.
4915 (READONLY_DATA_SECTION): Likewise.
4916 (EXTRA_SECTIONS): Likewise.
4917 (EXTRA_SECTION_FUNCTIONS): Likewise.
4918 (SELECT_RTX_SECTION): Likewise.
4919 (SELECT_SECTION): Likewise.
4921 * config/mips/linux.h (INVOKE__main): Undefine.
4922 (CTOR_LIST_BEGIN): Likewise.
4923 (CTOR_LIST_END): Likewise.
4924 (DTOR_LIST_BEGIN): Likewise.
4925 (DTOR_LIST_END): Likewise.
4926 (SET_ASM_OP): Defined it to ".dummy".
4927 (ASM_OUTPUT_DEF): Defined.
4928 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4930 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4932 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4933 assembler supports .p2align.
4935 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4937 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4939 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4941 * integrate.c (expand_inline_function): Check for error_mark_node
4944 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4946 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4949 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4951 * configure.in (configargs.h): Define thread_model.
4952 * configure: Rebuilt.
4953 * gcc.c (main): Print it with -v.
4955 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4957 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4958 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4959 * gcc.1: Regenerate.
4961 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4963 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4964 is_redundant_typedef): Use static inline instead of inline static.
4966 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4968 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4969 this directory is always searched.
4971 2001-04-25 Richard Henderson <rth@redhat.com>
4973 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4974 of registers to restore along non eh_return path.
4976 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4978 * c-format.c (check_format_info_recurse): Handle
4979 PLUS_EXPR for format string.
4981 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4983 * config/ia64/ia64.h (CC1_SPEC): Define.
4984 * config/ia64/linux.h (CC1_SPEC): Define.
4986 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4988 * emit-rtl.c (constant_subword): Also do sign extension in
4989 BITS_PER_WORD == 16 case.
4991 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4993 * loop.c (try_swap_copy_prop): Go back to checking insn.
4995 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4997 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4998 if check_mode is non-zero.
5000 2001-04-25 Jakub Jelinek <jakub@redhat.com>
5002 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
5003 out and comparison sequence has been detected, put result into
5004 proper temporary pseudo.
5006 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5008 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
5009 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
5010 * libgcc2.c: Remove __dummy and __builtin_saveregs.
5011 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
5012 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
5013 for future reference.
5015 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
5017 * except.c (reachable_handlers): Step out one level from a RESX.
5019 * except.c (struct eh_region): Rename 'last' to 'resume'.
5020 (mark_eh_region, duplicate_eh_region_1): Adjust.
5021 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
5022 (build_post_landing_pads): Likewise.
5023 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
5024 (expand_eh_region_end_must_not_throw): Likewise.
5025 (connect_post_landing_pads): Thread (only) regions with non-deleted
5028 * except.c (expand_eh_region_end_cleanup): Save the EH return data
5029 registers around the cleanup.
5030 (get_exception_filter): New fn.
5031 (finish_eh_generation): Use it.
5033 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
5035 * c-semantics.c (add_scope_stmt): Don't call
5036 current_scope_stmt_stack multiple times.
5038 2001-04-24 Zack Weinberg <zackw@stanford.edu>
5039 Nathan Sidwell <nathan@codesourcery.com>
5041 Lazy __FUNCTION__ generation.
5042 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
5043 RID_C99_FUNCTION_NAME): New _RIDs.
5044 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
5045 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
5046 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
5048 (function_id_node, pretty_function_id_node, func_id_node): Remove.
5049 (c99_function_name_decl_node, function_name_decl_node,
5050 pretty_function_name_decl_node, saved_function_name_decls):
5052 (struct language_function): Remove x_function_name_declared_p.
5053 (make_fname_decl): Remove a parameter.
5054 (declare_function_names): Remove prototype.
5055 (start_fname_decls, finish_fname_decls): Prototype.
5056 (fname_as_string): Likewise.
5057 (fname_string, fname_decl): Likewise.
5058 * c-common.c (make_fname_decl): Adjust.
5059 (struct fname_var_t): New struct.
5060 (fname_vars): New static array.
5061 (declare_function_name): Remove.
5062 (start_fname_decls, finish_fname_decls): New functions.
5063 (fname_as_string): New function from remnants of
5064 declare_function_name.
5065 (fname_string, fname_decl): New functions.
5067 * c-decl.c (c_function_name_declared_p): Remove.
5068 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
5069 don't call declare_function_name. Call start_fname_decls.
5070 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
5071 clobber the line number. Call finish_decl.
5072 (start_function): Call start_fname_decls.
5073 (finish_function): Call finish_fname_decls.
5074 Remove c_function_name_declared_p.
5075 (push_c_function_context): Don't push c_function_name_declared_p.
5076 (pop_c_function_context): Don't pop c_function_name_declared_p.
5077 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
5078 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
5079 (program): Call finish_fname_decls for C.
5080 (primary): Add VAR_FUNC_NAME.
5081 (reswords): Add slots for __FUNCTION__ et al.
5082 (rid_to_yy): Add mappings for __FUNCTION__ et al.
5083 (yylexname): If it's a STRING_FUNC_NAME generate the function name
5084 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
5085 * c-semantics.c (prune_unused_decls): Remove.
5086 (finish_stmt_tree): Don't call prune_unused_decls.
5087 (genrtl_decl_stmt): Don't prune unused decls here.
5089 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
5091 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
5092 constant pool, use the pool's SYMBOL_REF instead.
5094 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
5097 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
5099 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
5100 passing nested NOP_EXPRs to fold.
5102 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
5104 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
5106 2001-04-22 Mark Mitchell <mark@codesourcery.com>
5108 * loop.c (loop_delete_insns): Add prototype.
5110 2001-04-23 Phil Edwards <pme@sources.redhat.com>
5112 * configure.in: Remove ENABLE_STD_NAMESPACE.
5113 * config.in: Regenerated.
5114 * configure: Regenerated.
5116 2001-04-22 Stan Shebs <shebs@apple.com>
5118 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
5120 * config/rs6000/xm-darwin.h: Remove file.
5122 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5124 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
5125 (write_c_file_stat): Likewise.
5127 * dbxout.c (dbxout_init): Likewise.
5129 * profile.c (output_func_start_profiler): Likewise.
5131 2001-04-22 Philipp Thomas <pthomas@suse.de>
5133 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
5134 require it instead of the CVS version.
5135 * cpperror.c (v_message): Put a blank before the macro
5136 body to not confuse exgettext.
5138 2001-04-21 Mark Mitchell <mark@codesourcery.com>
5140 * flow.c (proagate_one_insn): Remove useless assignment.
5141 * jump.c (delete_insn): Tidy.
5142 * loop.c (try_copy_prop): When deleting an instruction with a
5143 REG_RETVAL note, delete the entire libcall sequence.
5144 (loop_delete_insns): New function.
5145 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
5146 we're not substituting into them yet.
5148 2001-04-21 Kazu Hirata <kazu@hxi.com>
5150 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
5152 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
5154 * config/i960/i960.c (signed_arith_operand): Likewise.
5156 * calls.c (expand_call): Fix a comment typo.
5158 2001-04-20 Zack Weinberg <zackw@stanford.edu>
5160 * configure.in: Probe for times, clock, struct tms, and clock_t.
5161 * configure, config.in: Regenerate.
5162 * timevar.c: Replace ifdef forest in get_time with (relatively)
5163 straightforward series of checks based on autoconf's probes.
5165 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
5167 * config/pa/som.h (NM_FLAGS): Define.
5169 2001-04-20 Bernd Schmidt <bernds@redhat.com>
5171 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
5173 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
5174 * ia64.c (nop_cycles_until): New function.
5175 (prev_cycle, prev_first, last_issued): New static variables.
5176 (ia64_sched_reorder): Additional arg for clock.
5177 On final scheduling pass, emit extra NOPs as needed.
5178 Set prev_first and prev_cycle.
5179 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
5180 (ia64_variable_issue): Set last_issued.
5182 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
5184 * config/i386/i386.c (ix86_expand_int_movcc,
5185 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
5187 2001-04-20 Geoff Keating <geoffk@redhat.com>
5189 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
5190 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
5191 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
5192 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
5193 ctrdi_internal6): In the short-branch case, this insn is only 4
5194 bytes long. Reported by Reza Yazdani <reza@apple.com>.
5196 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5198 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
5199 "=u" is used together with "st" resp. "st(1)" clobber.
5201 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5203 * gcse.c (gcse_main): Fix comment typo.
5204 (delete_null_pointer_check): Likewise.
5205 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
5206 * cse.c (cse_insn): Likewise.
5207 * function.c (fixup_var_refs_insns_with_hash): The sequence is
5210 2001-04-19 Zack Weinberg <zackw@stanford.edu>
5212 * toplev.c: Excise all code for the undocumented -dm option.
5213 (float_signal): Call signal just once, unconditionally.
5215 2001-04-19 Geoff Keating <geoffk@redhat.com>
5217 * fold-const.c (fold): Use first_rtl_op rather than
5218 TREE_CODE_LENGTH when looping over parameters of a tree.
5219 Correct strange grouping in test for evaluated SAVE_EXPR.
5221 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
5223 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
5224 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
5226 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
5227 name at 32 total characters.
5228 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
5229 functions in named sections -- data items can still go into unique
5230 sections, but they have normal names (ie $LIT$ and $DATA$).
5232 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
5235 2001-04-19 DJ Delorie <dj@redhat.com>
5237 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5238 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
5239 * config/i386/cygwin.h: Likewise.
5240 * config/i386/mingw32.h: Likewise.
5241 * config/vax/vms.h: Likewise.
5242 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
5244 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5245 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
5246 * config/i386/xm-cygwin.h: Likewise.
5247 * config/i386/xm-djgpp.h: Likewise.
5248 * config/i386/xm-mingw32.h: Likewise.
5249 * config/vax/xm-vms.h: Likewise.
5251 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
5252 instead of OBJECT_SUFFIX.
5253 * collect2.c (find_a_file): Look for files matching the extension
5254 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
5255 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
5256 TARGET_EXECUTABLE_SUFFIX.
5257 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
5258 (make_relative_prefix): Likewise.
5259 (convert_filename): Use TARGET_ suffixes throughout. Remove
5261 (process_command): Likewise.
5262 (do_spec_1): Likewise.
5263 * java/lang.c (init_parse): Likewise.
5265 * gcc.texi : Document four new options matching the pattern
5266 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
5267 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
5268 documentation for NO_AUTO_EXE_SUFFIX.
5270 2001-04-19 Mark Mitchell <mark@codesourcery.com>
5272 * toplev.h (struct lang_hooks): Allow decode_option to indicate
5273 that language-independent processing should not be done.
5274 * toplev.c (main): Adjust accordingly.
5276 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
5277 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
5279 * mips.md (reload_outputdi): Require that operand0 be a
5282 2001-04-19 Jakub Jelinek <jakub@redhat.com>
5284 * invoke.texi (-Wshadow): Clarify.
5286 2001-04-18 Mark Mitchell <mark@codesourcery.com>
5288 * loop.c (load_mems): Examine all the instructions in the loop
5289 before concluding that all jumps branch to the first instruction
5292 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
5294 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
5296 2001-04-18 Jakub Jelinek <jakub@redhat.com>
5298 * cpp.texi (-Wwhite-space): Remove.
5299 (-Wall): -Wall does not imply -Wwhite-space.
5301 2001-04-17 Zack Weinberg <zackw@stanford.edu>
5303 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
5304 use it instead of blindly generating a .stabs.
5305 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
5307 * xcoffout.c: Don't bother defining default for N_CATCH.
5308 (UNKNOWN_STAB): Use internal_error.
5309 (stab_to_sclass): Remove now-unnecessary aborts.
5310 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
5312 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
5314 * jump.c (mark_all_labels): Canonicalize the tail recursion
5315 label attached to CALL_PLACEHOLDER insns.
5317 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5319 * output.h (dump_flow_info, free_basic_block_vars,
5320 which_alternative): Delete redundant prototypes.
5322 * rtl.h (bss_section): Likewise.
5324 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
5326 * dbxout.c (N_OPT): Define if not available from <stab.h>
5328 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5330 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
5331 libraries and native K&R compilers.
5333 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5335 * c-typeck.c (convert_arguments): Don't check for width changes
5338 * invoke.texi (-Wtraditional): Update documentation.
5340 2001-04-16 Zack Weinberg <zackw@stanford.edu>
5342 * toplev.c (output_lang_identify): Delete.
5343 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
5344 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
5345 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
5346 after calling ASM_FILE_END.
5348 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
5349 Instead, unconditionally emit an N_OPT stab with string equal
5350 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
5352 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
5354 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
5355 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
5356 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
5357 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
5358 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
5359 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
5360 config/i370/i370.h, config/i386/beos-elf.h,
5361 config/i386/osf1elf.h, config/i386/osfrose.h,
5362 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
5363 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
5364 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
5365 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
5366 config/mips/iris6.h, config/mips/osfrose.h,
5367 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
5368 config/sparc/sp64-elf.h:
5369 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
5370 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
5372 * config/elfos.h, config/freebsd.h, config/linux.h,
5373 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
5374 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
5375 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
5376 of ASM_FILE_START which merely emit a .version directive. Delete
5377 definitions of ASM_FILE_END which merely emit an .ident directive.
5379 * config/avr/avr.h, config/vax/vax.h: Delete definition of
5380 ASM_IDENTIFY_GCC and move part of its logic into
5383 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
5384 config/sparc/linux-aout.h: Don't emit .version directive in
5387 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
5388 (output_file_start): Correct comment.
5390 * config/i386/osfrose.h: Don't emit trailing .ident directive.
5391 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
5393 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
5394 * config/rs6000/aix.h: Correct comment.
5396 * config/i386/i386afe.h: Delete.
5397 * config.gcc: Remove references to i386afe.h.
5399 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
5400 other macros deleted by this patch were undocumented.
5402 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
5404 * pa.md (reload_outdi): Operand 0 must be a non hard register.
5406 * pa.c (secondary_reload_class): SAR<->FP copies require a
5409 * install.texi (mips-mips-bsd): Update list of functions
5410 required to include memmove.
5411 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
5412 used functions to include memmove.
5414 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
5416 * i386.md (sqrtdf2): SFmode should be DFmode.
5418 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
5420 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
5421 (find_moveable_store): Likewise.
5423 2001-04-15 Jim Wilson <wilson@redhat.com>
5425 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
5427 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5429 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
5430 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
5432 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5434 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
5437 2001-04-14 Alan Modra <amodra@one.net.au>
5439 * pa.c (force_mode): New function.
5440 (emit_move_sequence): Use it instead of generating new rtx_REGs.
5442 2001-04-13 Jim Wilson <wilson@redhat.com>
5444 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
5445 (first_instruction): New static variable.
5446 (rtx_needs_barrier): Return 1 for alloc.
5447 (init_insn_group_barriers): Set first_instruction.
5448 (rws_sum): Delete duplicate definition.
5449 (group_barrier_needed_p): Return 0 when first_instruction true.
5450 (safe_group_barrier_needed_p): Save and restore first_instruction
5451 around group_barrier_needed_p call.
5453 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
5455 * expr.h (enum libfunc_index): Add LTI_memmove.
5456 (memmove_libfunc): Define macro.
5457 * optabs.c (init_optabs): Initialize memmove_libfunc.
5458 * expr.c (expand_assignment): Use memmove_libfunc instead of
5461 2001-04-13 Alan Modra <alan@linuxcare.com.au>
5463 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
5466 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5468 * Makefile.in (reg-stack.o): Depend on reload.h.
5469 (insn-attrtab.o): Depend on flags.h.
5471 * genattrtab (main): Include flags.h in insn-attrtab.c.
5473 * reg-stack.c: Include reload.h.
5475 * sparc.h (flag_pic): Delete redundant declaration.
5477 * output.h (flag_pic): Likewise.
5479 * tree.h (pedantic): Likewise.
5481 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5483 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5485 * jump.c, regmove.c, toplev.c: Include reload.h.
5487 * reload.h (reload_cse_regs): Declare.
5489 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5490 reload_cse_regs, init_reload, mark_home_live, reload,
5491 init_caller_save): Delete redundant prototypes.
5493 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5495 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5497 * regclass.c, ssa.c: Include expr.h.
5499 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5500 gen_move_insn): Delete redundant declarations.
5502 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5504 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5505 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5506 MAKEINFO and MAKEINFOFLAGS too.
5507 (stage4_build): Correctly order -B flags.
5509 2001-04-13 Alan Modra <amodra@one.net.au>
5511 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5512 PIC_OFFSET_TABLE_SAVE_RTX.
5513 (zdepi_cint_p): Describe zdepi insn.
5514 Formatting and white space fixes throughout file.
5516 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5517 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5518 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5519 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5520 (output_64bit_and): Use plain `int's for shift counts.
5521 (output_64bit_ior): Likewise.
5522 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5523 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5526 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5527 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5528 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5529 NEW_HP_ASSEMBLER into one. Kill warnings.
5531 * pa-gas.h: Delete file.
5532 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5533 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5534 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5535 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5537 * config/pa/mill32.S: New file.
5538 * config/pa/mill64.S: New file.
5539 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5540 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5541 * config/pa/t-linux64: New file.
5542 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5543 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5544 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5546 * elfos.h (SELECT_SECTION): Undef before defining.
5547 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5548 (LIB_SPEC): Remove -lmilli.
5549 (DBX_REGISTER_NUMBER): Remove.
5550 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5551 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5552 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5553 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5554 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5555 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5556 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5557 TARGET_GAS): Define.
5558 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5559 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5560 regs if we don't have a prototype.
5561 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5562 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5563 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5564 EH_RETURN_HANDLER_RTX): Define.
5565 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5566 (DWARF_FRAME_REGNUM): Define.
5567 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5568 * pa32-linux.h: New file.
5569 * pa64-linux.h: New file.
5571 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5572 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5573 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5574 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5575 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5576 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5577 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5578 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5579 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5580 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5581 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5582 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5583 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5584 * pa64-hpux.h: New file.
5585 (ASM_FILE_START): Correct typo.
5586 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5587 * config.gcc: Modify for above.
5589 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5591 * jump.c (jump_optimize_1): Don't delete dead stores here.
5592 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5593 prior to running jump optimize before cse2.
5595 2001-04-12 Richard Henderson <rth@redhat.com>
5597 * Makefile.in (regmove.o): Depend on except.h.
5598 * regmove.c: Include it.
5600 2001-04-12 Stan Shebs <shebs@apple.com>
5602 * objc/objc-act.c: Remove all code ifdefed with the never-used
5603 macro OBJC_INT_SELECTORS.
5604 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5605 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5607 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5609 * config/pa/quadlib.c: Add prototypes.
5611 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5613 * bitmap.h (debug_bitmap): Delete redundant prototype.
5615 * rtl.h (get_frame_size): Likewise.
5617 2001-04-12 Jim Wilson <wilson@redhat.com>
5619 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5620 to just emit an fnorm.
5622 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5624 * c-common.h (truthvalue_conversion, type_for_mode,
5625 type_for_size): Delete redundant declarations.
5627 * c-lex.h (is_class_name): Likewise.
5629 * c-tree.h (pedantic, convert, getdecls, gettags,
5630 global_bindings_p, init_decl_processing, insert_block,
5631 maybe_build_cleanup, poplevel, print_lang_decl,
5632 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5633 set_block, incomplete_type_error, build_function_call,
5634 lvalue_or_else, mark_addressable): Likewise.
5636 * expr.h (expand_tree_builtin): Likewise.
5638 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5640 * invoke.texi: Document --param max-gcse-memory.
5642 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5644 * configure.in (errno): Check for declaration.
5645 * configure, config.in: Regenerated.
5647 * system.h (errno): Only declare if not already done.
5649 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5651 * recog.c (general_operand, immediate_operand,
5652 nonmemory_operand): Require CONST_INTs to be sign-extended
5653 values for their modes.
5655 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5657 * expmed.c (store_bit_field): Truncate CONST_INTs.
5658 (expand_mult_highpart, expand_divmod): Likewise.
5659 * expr.c (convert_modes, store_field): Likewise.
5660 * integrate.c (expand_inline_function): Use promote_mode() to
5661 determine whether to convert_modes() an argument as signed
5663 * optabs.c (expand_binop): Get CONST_INT operands
5664 sign-extended for their appropriate modes.
5665 * stmt.c (emit_case_nodes): Convert node values to the
5667 (expand_end_case): Convert minval and range to the appropriate
5669 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5670 the iteration variable.
5671 * varasm.c (immed_double_const): Don't require words to be
5672 narrower than host wide ints to properly sign-extend
5675 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5677 * sh.md (builtin_setjmp_receiver): New expander.
5679 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5681 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5682 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5683 for generating CONST_INT and CONST_DOUBLE.
5685 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5687 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5688 already sign-extended.
5689 (rs6000_emit_prologue): Make register iterator signed.
5690 (rs6000_emit_epilogue): Likewise.
5691 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5693 (movsf split, movdf split): Sign-extend CONST_INTs.
5694 (movdi splits): Likewise.
5696 2001-04-12 Kelley Cook <kelley.cook@home.com>
5698 * config-lang.in (lang_dirs): Add in zlib.
5700 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5702 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5703 operands that make it to RTL.
5705 2001-04-11 Stan Shebs <shebs@apple.com>
5707 Add Darwin (Mac OS X kernel) native support.
5708 * config.gcc (powerpc-*-darwin*): Add native bits.
5709 * config/darwin.c: New file, generic Darwin support functions.
5710 * config/darwin.h: New file, generic Darwin definitions.
5711 * config/darwin-protos.h: New file, generic Darwin prototypes.
5712 * rs6000/darwin.h: New file, Darwin for PowerPC.
5713 * rs6000/t-darwin: New file, Darwin makefile fragment.
5714 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5715 (TARGET_MACHO): Ditto.
5716 (rs6000_abi): Add ABI_DARWIN.
5717 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5718 (RS6000_SAVE_AREA): Ditto.
5719 (FP_ARG_MAX_REG): Ditto.
5720 (RETURN_ADDRESS_OFFSET): Ditto.
5721 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5723 (rs6000_emit_move): Add ABI_DARWIN cases.
5724 (print_operand): Ditto.
5725 (first_reg_to_save): Ditto.
5726 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5727 (debug_stack_info): Ditto.
5728 (rs6000_emit_prologue): Ditto.
5729 (rs6000_emit_epilogue): Ditto.
5730 (output_profiler_hook): Ditto.
5731 (output_function_profiler): Ditto.
5732 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5733 (output_mi_thunk): Add TARGET_MACHO case.
5734 (add_compiler_stub): Ditto.
5735 (output_compiler_stub): Ditto.
5736 (no_previous_def): Ditto.
5737 (output_call): Ditto.
5738 (machopic_output_stub): Ditto.
5739 (rs6000_machopic_legitimize_pic_address): Ditto.
5740 (toc_section): Ditto.
5741 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5742 (macho_high): Ditto.
5745 (load_macho_picbase): Ditto.
5746 (call): Add TARGET_MACHO case to modify function.
5747 (call_value): Ditto.
5748 (call_nonlocal_sysv): Add ABI_DARWIN case.
5749 (call_value_nonlocal_sysv): Ditto.
5750 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5752 (machopic_output_stub): Ditto.
5753 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5755 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5757 * dwarf2out.c (modified_type_die): Don't create new types here.
5758 * tree.h (get_qualified_type): New function.
5759 (build_qualified_type): Adjust comment.
5760 * tree.c (get_qualified_type): New function.
5761 (build_qualified_type): Use it.
5763 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5765 * cpp.texi (-Wtraditional): Update description.
5767 * invoke.texi (-Wtraditional): Likewise.
5769 2001-04-11 Jim Wilson <wilson@redhat.com>
5771 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5772 requires more than 64 bits of alignment.
5774 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5776 * cpplib.c (do_line): Sanity check iff enable checking.
5778 2001-04-11 Richard Henderson <rth@redhat.com>
5780 * Makefile.in (insn-recog.o): Depend on toplev.h.
5781 (insn-emit.o, doloop.o): Likewise.
5782 * genrecog.c, genemit.c: Include toplev.h in generated file.
5783 * doloop.c: Include toplev.h.
5785 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5787 * Makefile.in (gcse.o): Depend on params.h.
5788 * gcse.c: Include params.h.
5789 (gcse_main): Don't do GCSE if doing so will take inordinate
5791 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5792 * params.h (MAX_GCSE_MEMORY): New macro.
5794 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5796 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5798 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5800 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5802 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5804 * real.h (ereal_atof, real_value_truncate, target_isnan,
5805 target_isinf, target_negative, assemble_real, debug_real): Delete
5806 redundant prototypes.
5808 * Makefile.in (ifcvt.o): Depend on toplev.h.
5810 * c-semantics.c: Include expr.h.
5812 * ifcvt.c: Include toplev.h.
5814 * expr.h (rtx_equal_p): Delete prototype.
5816 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5817 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5818 eliminate_constant_term, expand_complex_abs, find_single_use,
5819 make_tree, init_expr_once, init_optabs, supports_one_only):
5822 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5823 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5824 expand_assignment, store_expr, emit_line_note_after,
5825 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5827 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5829 * sparc-protos.h: Delete redundant prototypes.
5831 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5833 * reload.c (push_reload): Add condition missed in SUBREG byte
5836 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5838 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5840 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5842 * i386.md (floatsisf_sse): Fix output template
5843 * i386.c (ix86_expand_fp_movcc)
5845 * reg-stack.c (emit_pop_insn): Handle complex modes.
5846 (move_for_stack_reg): Emit proper move mode.
5847 (subst_stack_regs_pat): Handle complex modes.
5849 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5851 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5853 2001-04-10 Richard Henderson <rth@redhat.com>
5855 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5856 (__pure_virtual, __terminate, __terminate_set_func,
5857 __default_terminate, __throw_type_match, __empty,
5858 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5859 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5860 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5861 Remove prototypes of deleted functions.
5863 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5865 * c-typeck.c (convert_arguments): -Wtraditional now activates
5866 -Wconversion warnings, except for changes in signed-ness.
5867 Detect complex<->int & int<->complex conversions as well.
5869 * invoke.texi (-Wtraditional): Document it.
5871 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5873 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5874 * flow.c (set_block_for_new_insns): Remove needless cast and
5875 properly check for unset block number.
5877 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5879 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5880 the subreg was a hard register. Pseudos are left as subregs.
5882 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5884 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5885 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5886 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5887 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5888 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5890 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5892 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5894 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5896 * output.h (set_block_num): Missed it earlier, remove deprecated
5899 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5901 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5902 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5903 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5904 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5905 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5906 (expr_killed_p): Change bb parameter from int to basic_block, pass
5907 basic_blocks instead of ints as parameters.
5908 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5909 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5910 from int to basic_block, pass basic_blocks instead of ints as parms.
5911 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5912 parameter from int to basic_block, pass basic_blocks instead of ints.
5913 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5914 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5915 pass basic_blocks instead of ints.
5916 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5917 basic_blocks instead of ints as parameters.
5918 (pre_delete): Pass basic_blocks instead of ints as parameters.
5919 (hoist_expr_reaches_here_p): Change bb parameter from int to
5920 basic_block, pass basic_blocks instead of ints.
5921 (hoist_code): Pass basic_blocks instead of ints as parameters.
5922 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5923 Change bb parameter from int to basic_block.
5924 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5925 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5926 pass basic_blocks instead of ints.
5927 (insert_store): Pass basic_blocks instead of ints as parameters.
5928 (replace_store_insn, delete_store): Change bb parameter from int to
5929 basic_block, pass basic_blocks instead of ints.
5930 (store_motion): Pass basic_blocks instead of ints as parameters.
5932 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5934 * basic-block.h (set_new_block_for_insns): New Prototype.
5935 (set_block_num): Delete prototype.
5936 * flow.c (set_block_num): Remove obsolete function.
5937 (set_block_for_new_insns): Set BB for single or multiple insns.
5938 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5939 (process_insn_end_bb): Use set_block_for_new_insns or
5940 set_block_for_insn instead of set_block_num.
5941 (pre_insert_copy_insn): Use set_block_for_new_insns.
5942 (update_ld_motion_stores): Use set_block_for_new_insns.
5943 (insert_insn_start_bb): Use set_block_for_new_insns.
5944 (replace_store_insn): Use set_block_for_new_insns.
5946 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5947 Jeff Law <law@redhat.com>
5949 * alias.c (get_addr): Externalize.
5950 (canon_true_dependence): New function. Behaves like true_dependance
5951 except it already assumes a MEM has been canonicalized.
5952 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5953 * gcse.c (struct ls_expr): Add load/store expressions structure.
5954 (modify_mem_list, canon_modify_mem_list): New variable.
5955 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5956 load motion and store motion if requested.
5957 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5958 (free_gcse_mem): Free the modify_mem_list array.
5959 (oprs_unchanged_p): Use load_killed_in_block_p.
5960 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5961 (mems_conflict_for_gcse_p): New function. Don't kill loads
5962 with stores to themselves if its in the load/store expression list.
5963 (load_killed_in_block_p): New function.
5964 (canon_list_insert): New Function.
5965 (record_last_mem_set_info): Keep a list of all instructions which
5966 can modify memory for each basic block.
5967 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5968 (oprs_not_set_p): Use load_killed_in_block_p.
5969 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5970 (expr_killed_p): Use load_killed_in_block_p.
5971 (compute_transp): Do not pessimize memory references.
5972 (pre_edge_insert): Update stores for a load motion expression.
5973 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5974 (ldst_entry): Find or create a ldst_expr structure.
5975 (free_ldst_entry): Free memory for an individual item.
5976 (free_ldst_mems): Free entire load/store expression list.
5977 (print_ldst_list): Print debug info.
5978 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5979 (enumerate_ldsts): Assign integer values to each entry in list.
5980 (first_ls_expr): First expression in the list.
5981 (next_ls_expr): Next expression in the list.
5982 (simple_mem): Check if expression qualifies for ld/st expression list.
5983 (invalidate_any_buried_refs): Remove from expression list if its
5984 used in some other way we dont understand.
5985 (compute_ld_motion_mems): Find all potential enhanced load motion
5987 (trim_ld_motion_mems): Remove any expressions which are invalid.
5988 (update_ld_motion_stores): Copy store values to registers for loads
5989 which have been moved.
5990 (regvec, st_antloc, num_store): New global statics.
5991 (reg_set_info): Marks registers as set.
5992 (store_ops_ok): Verfies registers expressions are valid in a block.
5993 (find_moveable_store): Look for moveable stores in a pattern.
5994 (compute_store_table): Find stores in a function worth moving, maybe.
5995 (load_kills_store): Check dependance of a load and store.
5996 (find_loads): Find any loads in a pattern.
5997 (store_killed_in_insn): Check if a store is killed in an insn.
5998 (store_killed_after): Check is store killed after an insn in a block.
5999 (store_killed_before): Check is store killed before an insn in a block.
6000 (build_store_vectors): Generate the antic and avail vectors.
6001 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
6002 (insert_store): Add a store to an edge.
6003 (replace_store_insn): Replace a store with a SET insn.
6004 (delete_store): Delete a store insn.
6005 (free_store_memory): Free memory.
6006 (store_motion): Perform store motion.
6007 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
6008 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
6009 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
6010 (f_options): Add gcse-lm and gcse-sm.
6012 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
6014 * i386.c (expand_fp_movcc): Fix condition reversal code.
6016 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
6017 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
6018 (CLASS_MAX_NREGS): Use it.
6020 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
6021 handle properly complex values.
6022 (CLASS_MAX_NREGS): Likewise; update comment.
6024 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6026 * ia64.c (ia64_flag_schedule_insns2): New variable.
6027 (ia64_override_options): Initialize it. Clear
6028 flag_schedule_insns_after_reload.
6029 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
6031 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6033 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
6034 Do not require source to match destination anymore;
6035 Add abort to the nontrivial cases that should be handled by split.
6036 (fix_trunc?fdi): Add SSE case for x86_64.
6037 (floatdi?f): Likewise.
6038 (floatdi?f_sse): New.
6039 (fix_trunc?fdi_sse): New.
6041 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
6043 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
6044 (DEBUG_ARANGES_END_LABEL): Ditto.
6045 (dwarfout_init): Generate length and version fields at the start
6046 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
6047 after the length field.
6048 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
6049 the .debug_aranges info.
6051 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6053 * i386.c (call, call_value): Make sure that resulting call_insn
6054 does have proper second operand.
6056 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
6058 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
6059 function. Remove include of sys/cygwin.h.
6061 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
6063 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
6064 (CPP_SPEC): Always search */include/w32api for header files.
6065 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
6066 (LINK_SPEC): Add "cyg" to the library search prefixes.
6068 2001-04-08 Philip Blundell <philb@gnu.org>
6070 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
6072 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
6074 * cpperror.c (print_location): Don't special case <stdin>.
6075 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
6076 WARNING, but we don't check if we're in system headers.
6077 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
6078 * cpplib.c (do_warning): Warn in system headers.
6080 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
6082 * mbchar.c: Include config.h first.
6084 2001-04-07 Zack Weinberg <zackw@stanford.edu>
6086 * config.gcc: Set default for xmake_file at top, not bottom.
6087 Change places that set xmake_file to "none" to set to the
6088 empty string instead, or remove them entirely if there is no
6089 default xmake_file for this cpu_type. Remove references to
6092 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
6093 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
6094 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
6095 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
6096 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
6097 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
6098 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
6099 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
6100 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
6101 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
6104 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
6105 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
6106 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
6107 config/mips/x-sysv, config/rs6000/x-aix31:
6108 Just set CLIB to -lld or -lmld, as appropriate.
6110 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
6111 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
6112 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
6113 config/mips/x-iris, config/pa/x-pa:
6114 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
6115 OTHER_FIXINCLUDES_DIRS.
6117 * config/i386/x-djgpp: Don't set LN or LN_S.
6118 * config/m88k/x-dolph: Don't define __m88k__.
6119 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
6120 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
6121 * config/i860/fx2800.h: No need to #undef SVR4.
6123 38 x-host fragments remain, 2 x-cpu.
6125 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6127 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
6129 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6131 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
6133 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6135 * configure.in: Add check for lstat.
6136 * configure, config.in: Regenerate.
6137 * cppinit.c (append_include_chain): Make empty path ".".
6138 * cpplib.c (do_line): Don't simplify #line paths.
6139 * cppfiles.c (remove_component_p): New function.
6140 (find_or_create_entry): Acknowledge stat () errors during
6141 path simplification.
6142 (handle_missing_header): Don't simplify paths.
6143 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
6144 the empty path untouched. Don't leave a trailing '/'.
6146 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
6148 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6149 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6151 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6153 * cppfiles.c (open_file): Fail directories silently, but
6154 with an errno of NOENT set.
6155 (read_include_file): Move the common exit code to the sole
6156 caller. Return an int indicating success or failure. Let
6157 open_file handle directories.
6158 (stack_include_file): If read_include_file fails,
6159 push a "null" buffer.
6161 2001-04-05 DJ Delorie <dj@redhat.com>
6163 * function.h (virtuals_instantiated): Declare.
6164 * function.c: (virtuals_instantiated): Make global.
6165 * calls.c (emit_library_call_value_1): Use
6166 virtual_outgoing_args_rtx only if it hasn't been instantiated.
6167 Otherwise, use the stack pointer directly.
6169 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6171 * i386.c (x86_initialize_trampoline): New global function.
6172 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
6173 (INITIALIZE_TRAMPOLINE): Move offline.
6174 * i386-protos.h (x86_initialize_trampoline): Declare.
6176 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6178 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
6179 (lea_0): Rename to lea_1.
6180 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
6181 (lea_general_?): Allow SImodes on TARGET_64BIT
6182 (lea_general_?_zext): New patterns.
6183 (call_1, call_1_rex64): Fix.
6185 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6187 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
6189 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6191 * i386.c (function_arg): Return constm1_rtx for last argument.
6192 (ix86_expand_prologue): Update gen_call calls.
6193 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6194 * i386.md (call_pop): Likewise.
6195 (call): Second operand is VOIDmode.
6196 (call_0): Likewise; Support 64bits.
6197 (call_exp): New expander.
6198 (call_1): Get to the sync.
6199 (call_1_exp): New pattern.
6200 (call_value): Support 64bit.
6201 (call_value_exp): New pattern.
6202 (untyped_call): Update gen_call call.
6203 (call_value_pop): Disable for 64bit.
6204 (call_value_0_rex64): New pattern.
6205 (call_value_1_rex64): Likewise.
6207 2001-04-05 Bo Thorsen <bo@suse.de>
6209 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
6211 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
6213 * i386.md (*andsi_1+3): If used after reload, make sure the operand
6214 satisfies ANY_QI_REG_P.
6216 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6218 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
6221 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
6224 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6226 * config.gcc: Remove default for xm_file. Clean up local
6227 machine type handling. Remove settings of xm_file to
6228 something that doesn't exist. In the big switch, set xm_file,
6229 don't append to it (the value before the big switch is always
6230 null). Don't force build_xm_file or host_xm_file to have a value.
6231 * configure.in: Remove default for xm_file. Do not special
6232 case $cpu/xm-$cpu.h not existing.
6233 * configure: Regenerate.
6235 2001-04-04 Diego Novillo <dnovillo@redhat.com>
6237 * simplify-rtx.c (simplify_binary_operation): Check for overflow
6238 when folding integer division and modulo operations.
6240 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
6242 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
6243 instead of DWARF2_ADDR_SIZE for EH addresses.
6244 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
6247 2001-04-04 Richard Henderson <rth@redhat.com>
6249 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
6250 * config/ia64/t-glibc (LIB2ADDEH): Disable.
6251 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
6253 2001-04-04 Richard Henderson <rth@redhat.com>
6255 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
6256 * configure: Rebuilt.
6258 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6260 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
6261 push insns to delete to it instead of deleting them.
6262 (delete_null_pointer_checks): Delete insns from delete_list after
6263 all delete_null_pointer_checks_1 passes are done.
6265 2001-04-04 Richard Henderson <rth@redhat.com>
6267 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
6268 * configure: Rebuilt.
6270 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6272 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
6273 * config/romp/xm-romp.h: Delete.
6275 2001-04-04 Bernd Schmidt <bernds@redhat.com>
6277 * sched-deps.c (sched_analyze_insn): Partially revert March 27
6280 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6282 * emit-rtl.c (mark_label_nuses) Increment the label uses for
6283 all labels present in rtx.
6284 (try_split) Call new function for all split insns.
6286 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6288 * recog.c (validate_replace_rtx_1): Instead of aborting just make
6289 sure the change won't be validated.
6291 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
6293 * rtl.h (set_noop_p): Declare.
6294 * flow.c (set_noop_p): Move from here ...
6295 * rtlanal.c (set_noop_p): ... to here and enhance.
6296 * cse.c (delete_trivially_dead_insns): Use it.
6297 * gcse.c (hash_scan_set): Likewise.
6298 * jump.c (delete_noop_moves): Likewise.
6299 * recog.c (split_all_insns): Likewise.
6301 2001-04-04 Alan Modra <alan@linuxcare.com.au>
6303 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
6304 stack pointer via a LO_SUM. Ditto for setting a temp register
6305 used to save to the stack. Set cfa_temp when setting fp, and
6306 allow matches to cfa_temp in addition to cfa_store when saving
6307 regs. Handle POST_INC and LO_SUM register stores. Document the
6308 changes and errors in rule 12 doco.
6310 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
6311 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
6312 (load_reg): Move closer to epilogue code.
6313 (DO_FRAME_NOTES): Define to control the following..
6314 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
6315 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
6317 (hppa_expand_epilogue): Likewise.
6319 2001-04-03 Richard Henderson <rth@redhat.com>
6321 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
6322 * configure: Rebuild.
6324 2001-04-03 Richard Henderson <rth@redhat.com>
6326 * rtl.h (LCT_THROW): New.
6327 * calls.c (emit_library_call_value_1): Handle it.
6328 * except.c (connect_post_landing_pads): Use it.
6330 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6332 * gansidecl.h: Delete file.
6333 * configure.in: Change all refs to gansidecl.h to use
6334 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
6336 * configure: Regenerate.
6338 * Makefile.in (intl.o): Don't depend on gansidecl.h.
6339 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
6340 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
6341 Don't include gansidecl.h.
6342 * intl.c, main.c, version.c, fixinc/fixlib.h,
6343 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
6346 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6348 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
6351 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6353 * config/i386/xm-beos.h, config/i386/xm-isc.h,
6354 config/i386/xm-next.h, config/i386/xm-sco.h,
6355 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
6356 config/m88k/xm-m88k.h: Delete.
6358 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
6359 * config/romp/xm-romp.h: Don't define bcopy.
6360 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
6361 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
6363 * config.gcc: Remove references to deleted files.
6365 14 xm-host.h remain, 1 xm-cpu.h.
6367 2001-04-03 Jakub Jelinek <jakub@redhat.com>
6368 David S. Miller <davem@pierdol.cobaltmicro.com>
6369 Andrew MacLeod <amacleod@redhat.com>
6371 Use byte offsets in SUBREGs instead of words.
6373 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
6374 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
6375 to pass new argument.
6376 (add_stored_regs): Use subreg_regno_offset function.
6377 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
6379 (precompute_arguments): Use gen_lowpart_SUBREG.
6380 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
6381 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
6382 (simplify_set): Rework to use SUBREG_BYTE.
6383 (expand_field_assignment): Use SUBREG_BYTE.
6384 (make_extraction): Use SUBREG_BYTE.
6385 (if_then_else_cond): Use SUBREG_BYTE.
6386 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
6387 (gen_lowpart_for_combine): Compute full byte offset.
6388 * cse.c (mention_regs): Use SUBREG_BYTE.
6389 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
6390 (canon_hash): Use SUBREG_BYTE.
6391 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
6392 (gen_lowpart_if_possible): Formatting.
6393 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
6395 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6396 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6397 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6398 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6399 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6400 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6401 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
6402 certain invariants about SUBREGs the compiler creates.
6403 (gen_lowpart_SUBREG): New function.
6404 (subreg_hard_regno): New function to get the final register number.
6405 (gen_lowpart_common): Use SUBREG_BYTE.
6406 (gen_imagpart): Spacing nits.
6407 (subreg_realpart_p): Use SUBREG_BYTE.
6408 (gen_highpart): Use SUBREG_BYTE.
6409 (subreg_lowpart_p): Always compute endian corrected goal offset,
6410 even at the byte level, then compare against that.
6411 (constant_subword): New function, pulled out all constant cases
6412 from operand_subword and changed second argument name to offset.
6413 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
6414 and call constant_subword to do the work. Return const0_rtx if
6415 looking for a word outside of OP.
6416 (operand_subword_force): Change second arg name to offset.
6417 * expmed.c (store_bit_field): Use SUBREG_BYTE.
6418 (store_split_bit_field): Use SUBREG_BYTE.
6419 (extract_bit_field): Use SUBREG_BYTE.
6420 (extract_split_bit_field): Use SUBREG_BYTE.
6421 (expand_shift): Use SUBREG_BYTE.
6422 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
6423 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
6424 * flow.c (set_noop_p): Use SUBREG_BYTE.
6425 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
6426 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
6427 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
6429 (optimize_bit_field): Use SUBREG_BYTE.
6430 (purge_addressof_1): Use SUBREG_BYTE.
6431 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
6432 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
6433 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
6434 * gengenrtl.c (special_rtx): Add SUBREG.
6435 * global.c (mark_reg_store): Use SUBREG_BYTE.
6436 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
6437 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
6438 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
6439 final byte offset is congruent to subreg's mode size.
6440 (subst_constants): Use SUBREG_BYTE.
6441 (mark_stores): Use subreg_regno_offset function.
6442 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
6443 function and SUBREG_BYTE.
6444 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
6445 (reg_is_born): Use subreg_hard_regno.
6446 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
6447 endian correction code. Don't combine subregs unless resulting
6448 offset aligns with type. Fix subreg constant extraction for DImode.
6449 Simplify SUBREG of VOIDmode CONST_DOUBLE.
6450 (general_operand): Remove dead mode_altering_drug code.
6451 (indirect_operand): Use SUBREG_BYTE.
6452 (constrain_operands): Use subreg_regno_offset function.
6453 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
6454 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
6455 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
6456 * regs.h (REG_SIZE): Allow target to override.
6457 (REGMODE_NATURAL_SIZE): New macro which target can override.
6458 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
6459 on the entire subreg rtx.
6460 (push_reload): Use SUBREG_BYTE in comments and code.
6461 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
6462 for hard registers inside subregs.
6463 (operands_match_p): Use subreg_regno_offset.
6464 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
6465 containing hard regs.
6466 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
6467 corrections when fixing up MEM subregs.
6468 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6469 subreg_regno_offset where appropriate.
6470 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6471 byte endian corrections when fixing up MEM subregs.
6472 (subst_reloads): When combining two subregs, make sure final
6473 offset is congruent to subreg's mode size.
6474 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6475 (refers_to_regno_for_reload_p): Use subreg_regno.
6476 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6477 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6478 correction code for memory subreg fixups.
6479 (forget_old_reload_1): Use subreg_regno_offset.
6480 (choose_reload_regs): Use subreg_regno.
6481 (emit_input_reload_insns): Use SUBREG_BYTE.
6482 (reload_combine_note_store): Use subreg_regno_offset.
6483 (move2add_note_store): Use subreg_regno_offset.
6484 * resource.c (update_live_status, mark_referenced_resources): Use
6485 subreg_regno function.
6486 (mark_set_resources): Use subreg_regno function.
6487 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6488 (subreg_regno_offset, subreg_regno): Define prototypes.
6489 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6490 (gen_lowpart_SUBREG): Add prototype.
6491 * rtl.texi (subreg): Update to reflect new byte offset representation.
6492 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6493 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6494 (reg_overlap_mentioned_p): Use subreg_regno.
6495 (replace_regs); Make sure final offset of combined subreg is
6496 congruent to size of subreg's mode.
6497 (subreg_regno_offset): New function.
6498 (subreg_regno): New function.
6499 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6500 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6501 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6502 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6503 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6504 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6505 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6506 (print_operand): Use SUBREG_BYTE.
6507 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6508 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6509 (arm_reload_out_hi): Use SUBREG_BYTE.
6510 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6511 instead of SUBREG_WORD.
6512 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6513 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6514 SUBREG creation to use byte offset.
6515 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6516 inverted load insns): Fix explicit rtl subregs to use byte
6518 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6519 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6520 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6521 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6522 to use byte offsets.
6523 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6524 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6525 offsets, also make sure it is congruent to SUBREG's mode size.
6526 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6527 unnamed ldob insn): Generate SUBREGs with byte offset.
6528 (zero_extendqihi2): SUBREG's are byte offsets.
6529 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6530 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6531 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6532 zero-extendqisi2): Generate SUBREGs with byte offset.
6533 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6534 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6535 subregs in rtl to use byte offsets.
6536 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6537 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6538 (mips_move_2words): Use subreg_regno_offset.
6539 (mips_secondary_reload_class): Use subreg_regno_offset.
6540 * config/mips/mips.md (DImode plus, minus, move, and logical op
6541 splits): Fixup explicit subregs in rtl to use byte offsets.
6542 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6543 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6544 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6545 rtl to use byte offsets.
6546 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6547 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6548 subregs to use byte offsets.
6549 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6550 Fixup explicit subregs in rtl to use byte offsets.
6551 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6552 and remove byte endian correction code.
6553 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6554 (gen_ashift_hi): Use SUBREG_BYTE.
6555 (regs_used): Use subreg_regno_offset.
6556 (machine_dependent_reorg): Use subreg_regno_offset.
6557 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6558 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6559 (movdf_i4): Subregs are byte offsets now.
6560 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6561 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6562 (REGMODE_NATURAL_SIZE): Override.
6563 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6564 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6566 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6567 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6568 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6569 it is congruent to SUBREG's mode size.
6570 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6572 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6573 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6574 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6575 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6576 * config/v850/v850.c (print_operand, output_move_double): Use
6577 subreg_regno function.
6579 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6581 * configure.in (target_subdir): Use target_alias, not target.
6582 * configure: Rebuilt.
6584 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6586 * config/sh/crti.asm: Fix typos in comments.
6588 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6590 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6591 TARGET_FAST_INDIRECT_CALLS.
6592 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6594 (return_addr_rtx): Short circuit export stub matching when
6595 TARGET_NO_SPACE_REGS.
6596 (output_millicode_call): For out of range calls, make -fPIC
6597 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6598 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6599 * pa.md: Modify length attr calculation of all millicode insns to
6602 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6604 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6605 Require at least 2.11 in the version test. Specifically check
6606 for and reject GAS version 2.10.90.
6607 * configure: regenerate.
6609 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6611 * pa.c (override_options): Remove PIC profiling warning.
6612 (hp_profile_labelno): Delete.
6613 (hp_profile_label_rtx): Delete.
6614 (hp_profile_label_name): Delete.
6615 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6616 (output_function_prologue): Remove profiling code and all tests on
6617 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6618 merge_sp_adjust_with_store can work for PIC and profiling.
6619 (hppa_expand_epilogue): Remove profile_flag test.
6620 (hppa_can_use_return_insn_p): Likewise.
6621 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6622 cater for PROFILE_HOOK.
6623 (hppa_profile_hook): New function.
6624 * pa.h (FUNCTION_PROFILER): Now does nothing.
6625 (PROFILE_HOOK): Define.
6626 (hppa_profile_hook): Declare.
6627 (PROFILE_BEFORE_PROLOGUE): Delete.
6628 (ASM_OUTPUT_REG_PUSH): Delete.
6629 (ASM_OUTPUT_REG_POP): Delete.
6630 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6631 r24. Accept function name operand, and use this and a locally
6632 generated label to calculate pc-rel offset to func start.
6634 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6636 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6637 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6640 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6642 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6643 LO_SUM cases to where they belong.
6645 2001-04-02 Richard Henderson <rth@redhat.com>
6647 * except.h (lang_eh_type_covers): Mark extern.
6648 (lang_eh_runtime_type): Likewise.
6650 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6652 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6653 gengenrtl.c: Wrap generated header in multiple-include guard.
6654 Improve error checking.
6656 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6658 * configure.in: Don't check for putenv.
6659 * configure: Regenerate.
6660 * gcc.c (putenv): Don't define.
6661 * vax/xm-vms.h: Handle putenv.
6663 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6665 * ifcvt.c (noce_emit_move_insn): New.
6666 (noce_try_store_flag, noce_try_store_flag_constants,
6667 noce_try_store_flag_inc, noce_try_store_flag_mask,
6668 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6669 noce_try_abs): Use it.
6670 (noce_process_if_block): Likewise.
6671 For STRICT_LOW_PART, take mode from its SUBREG.
6673 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6675 * fold-const.c (fold): Before optimizing unsigned comparison with
6676 0x7fffffffU, make sure arg0 is integral type.
6678 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6680 * c-tree.texi: Document representation of wide strings.
6682 2001-04-01 Richard Henderson <rth@redhat.com>
6684 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6686 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6688 * i386.md: remove obsoleted comments.
6689 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6690 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6691 fix output template.
6693 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6695 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6697 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6699 * loop.c (load_mems): When generating a load from a pseudo, update
6702 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6704 * i386.c (ix86_split_long_move): Use change address to compensate
6705 stack pointer change in push instruction.
6707 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6709 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6710 instead of rtx_equal_p; fix the output template.
6712 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6714 * i386.c (ix86_expand_setcc): Support 64bit.
6715 (ix86_expand_int_movcc): Likewise.
6716 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6719 * i386.md (allocate_stack_worker): Turn to expander.
6720 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6722 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6724 2001-03-29 Richard Henderson <rth@redhat.com>
6726 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6728 2001-03-28 Matthew Hiller <hiller@redhat.com>
6730 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6733 * MAINTAINERS: Added self.
6735 2001-03-28 Richard Henderson <rth@redhat.com>
6737 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6738 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6740 2001-03-28 Jim Wilson <wilson@redhat.com>
6742 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6745 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6747 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6749 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6752 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6754 2001-03-28 DJ Delorie <dj@redhat.com>
6756 * Makefile.in (stage1_build): Revert CFLAGS patch.
6758 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6760 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6761 when multiplier or multiplicand is zero.
6763 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6765 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6767 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6769 (set_src_needs_barrier): Likewise.
6770 (rtx_needs_barrier): For SET case, use these two functions. Rework
6771 PARALLEL case to handle all inputs before all outputs.
6772 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6773 saw a label and no stop bit since then.
6774 (maybe_rotate, process_epilogue): Add prototypes.
6776 2001-03-28 Richard Henderson <rth@redhat.com>
6778 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6779 not TARGET_TOC for special toc restore handling.
6780 * config/rs6000/rs6000.md (eh_return): Likewise.
6782 2001-03-28 Richard Henderson <rth@redhat.com>
6784 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6785 current_function_calls_eh_return.
6786 (output_function_epilogue): Handle eh_return.
6787 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6788 (EH_RETURN_DATA_REGNO): New.
6789 (EH_RETURN_STACKADJ_RTX): New.
6790 (EH_RETURN_HANDLER_RTX): New.
6791 * config/sparc/sparc.md (call/short branch peepholes): Check
6792 can_throw_internal instead of in_same_eh_region.
6794 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6795 for eh_return data registers.
6796 (rs6000_emit_prologue): Save eh_return data registers.
6797 (rs6000_emit_epilogue): Force inline restores if eh_return.
6798 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6799 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6800 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6801 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6802 the target uses one.
6803 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6804 (return_eh_si, return_eh_di): Remove.
6805 (eh_return): New, from corpse of eh_epilogue.
6806 (eh_set_lr_si, eh_set_lr_di): New.
6808 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6809 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6810 True for pic register if current_function_calls_eh_return.
6811 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6812 Handle eh_return requirements.
6813 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6814 (EH_RETURN_STACKADJ_RTX): New.
6815 * config/i386/i386.md (exception_receiver): Remove.
6816 (eh_return, eh_return_1): New.
6817 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6819 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6820 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6821 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6822 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6823 (EH_RETURN_DATA_REGNO): New.
6824 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6825 * config/alpha/alpha.md (eh_epilogue): Remove.
6826 (exception_receiver): Use $26 for ldgp input.
6827 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6829 2001-03-28 Richard Henderson <rth@redhat.com>
6831 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6832 * except.h: Likewise.
6834 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6835 (LIB2ADDEHDEP): New.
6836 (LIB2FUNCS_EH): Remove.
6837 (LIB2ADD): Remove LIB2ADDEH.
6838 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6839 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6840 (crt{begin,end}[S].o): Likewise.
6841 (except.o): Update includes.
6842 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6843 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6845 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6846 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6847 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6848 * builtins.c (expand_builtin): Implement it.
6849 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6850 * c-common.c (c_common_nodes_and_builtins): Declare it.
6851 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6852 * calls.c (libfunc_nothrow): Remove.
6853 (emit_library_call_value_1): Don't call it.
6854 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6855 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6856 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6857 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6858 (current_funcdef_number): Globalize.
6859 (output_call_frame_info): Emit frame data if an lsda is needed.
6860 Generate augmentation for personality routine. Don't play with
6862 (dwarf2out_begin_prologue): Record funcdef_number.
6863 * dwarf2out.h (current_funcdef_number): Declare.
6864 * expr.c (expand_expr): Update for except.h name changes.
6865 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6866 * expr.h (LTI_throw, LTI_rethrow): Remove.
6867 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6868 (LTI_eh_rtime_match): Remove.
6869 (LTI_unwind_resume, LTI_eh_personality): Add.
6870 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6871 * final.c (final): Don't call check_exception_handler_labels,
6872 init_insn_eh_region, or free_insn_eh_region.
6873 (final_scan_insn): Always emit debug labels for
6874 NOTE_INSN_EH_REGION notes.
6875 * flags.h (flag_new_exceptions): Remove.
6876 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6877 (record_active_eh_regions): Remove.
6878 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6879 Use can_throw_internal.
6880 (find_basic_blocks_1): Likewise.
6881 (move_stray_eh_region_notes): Remove.
6882 (find_label_refs): No eh_return_stub_label.
6883 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6884 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6886 (delete_unreachable_blocks): Don't track deleted handlers.
6887 (flow_delete_block): Use maybe_remove_eh_handler.
6888 (delete_eh_regions): Remove.
6889 (merge_blocks): Don't check for eh region match.
6890 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6891 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6892 (init_propagate_block_info): Disable dead frame store optimization
6893 when current_function_calls_eh_return.
6894 (dump_bb): Don't print eh_beg, eh_end.
6895 * function.c (fixup_var_refs): No catch_clauses.
6896 (expand_function_end): Likewise. Call expand_eh_return before
6897 the return register use. Call sjlj_emit_function_exit_after.
6898 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6899 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6900 * ifcvt.c (dead_or_predicable): Remove eh region check.
6901 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6902 Don't check for EH vs parameters.
6903 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6904 (expand_inline_function): Call duplicate_eh_regions.
6905 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6906 (copy_insn_notes): Remap REG_EH_REGION notes.
6907 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6908 * integrate.h (struct inline_remap): Add local_return_label.
6909 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6910 check_exception_handler_labels, nor exception_optimize.
6911 (find_cross_jump): No EH region check.
6912 * optabs.c (init_optabs): Update for changed eh libfuncs.
6913 * rtl.def (RESX): New.
6914 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6915 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6916 checks. Update for except.h name changes.
6917 (expand_cleanups): Likewise.
6918 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6919 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6920 (compile_file): Call init_eh before init_optabs. Don't
6921 output_exception_table here.
6922 (rest_of_compilation): Call convert_from_eh_region_ranges,
6923 convert_to_eh_region_ranges, output_function_exception_table.
6924 Don't emit_eh_context.
6925 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6926 (EXC_PTR_EXPR): New.
6928 * md.texi (eh_epilogue): Remove.
6929 (eh_return): Document.
6930 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6931 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6933 * eh-common.h: Remove file.
6934 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6935 * libgcc2.c (L_eh): Remove.
6937 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6938 * unwind-dw2-fde.h: New file.
6939 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6940 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6941 * libgcc-std.ver: Update for eh symbols.
6943 2001-03-27 Richard Henderson <rth@redhat.com>
6945 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6946 reduce false positives.
6947 (regmove_optimize): Disable if flag_non_call_exceptions.
6949 * stmt.c (expand_return): Remove always true predicate.
6950 (expand_decl_cleanup_no_eh): Remove dead code.
6952 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6953 barrier code. Add a scheduling barrier if a non-call insn
6954 can throw internally.
6956 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6957 Auto-inc addresses trap only if their base register does.
6959 * except.c (can_throw_internal): Rename from can_throw.
6960 * except.h, resource.c: Update references.
6962 * integrate.c (copy_insn_list): Use returnjump_p.
6963 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6965 * function.h (struct function): Move all boolean valued fields
6966 to single bit fields at the end of the struct.
6968 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6970 Rename asynchronous_exceptions to flag_non_call_exceptions.
6972 * gthr-single.h (UNUSED): New. Distinguish between how C
6973 and C++ mark unused function arguments. Use throughout.
6975 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6976 value to target configuration header.
6977 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6978 * config.in, configure: Rebuild.
6979 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6980 configuration and target defines.
6981 (exceptions_via_longjmp): Remove.
6982 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6983 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6985 * except.h (flag_non_call_exceptions): Move ...
6986 * flags.h: ... here.
6988 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6989 exceptions, put the note on the trapping instruction.
6991 * flags.h (flag_new_exceptions): Remove.
6992 * toplev.c: Don't set it.
6993 * final.c: Don't check it.
6994 * except.c: Provide stub definition.
6996 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6997 (calculate_global_regs_live): Kill call-clobbered registers
6998 across exception edges.
6999 * reg-stack.c (convert_regs_1): Kill the entire target stack
7000 across non-call exception edges.
7002 * flow.c (cleanup_cfg): Take no argument.
7003 * output.h, sibcall.c, toplev.c: Update all calls.
7005 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7007 * configure.in: Don't check for bcopy.
7008 * configure, config.in: Regenerate.
7010 * system.h: Don't define or prototype bcopy, instead poison it.
7012 2001-03-27 Richard Henderson <rth@redhat.com>
7014 * function.c (expand_function_start): Set DECL_REGISTER on
7015 a pseudo used for DECL_RESULT.
7017 * rtl.h (LCT_NORETURN): New.
7018 * calls.c (emit_library_call_value_1): Handle it.
7020 2001-03-27 Stan Shebs <shebs@apple.com>
7022 * objc/objc-act.c (objc_init): Use dump_base_name.
7023 (gen_declaration): Clear the buffer arg.
7024 (gen_declaration_1): New function, body of gen_declaration.
7025 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
7026 (gen_method_decl): Ditto, plus always clear buffer arg.
7027 (error_with_ivar): Simplify.
7028 (warn_with_method): Ditto.
7029 (build_message_expr): Don't clear buffers.
7030 (dump_interface): Ditto.
7031 (objc_debug): Ditto.
7032 (build_keyword_selector): Clear the buffer by only zeroing
7034 (objc_implementation_context): Declare.
7035 (start_class): Warn about missing @end.
7036 (finish_objc): Ditto.
7038 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7040 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
7042 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7044 * Makefile.in (SYSTEM_H): Define.
7045 Depend on $(SYSTEM_H), not system.h.
7047 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
7049 2001-03-27 Jim Wilson <wilson@redhat.com>
7051 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
7053 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
7054 (process_epilogue): New static function.
7055 (process_set): Call process_epilogue instead of emitting .restore
7057 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
7059 * flow.c (struct reg_cond_life_info): New fields orig_condition
7061 (init_propagate_block_info): Set new fields.
7062 (mark_regno_cond_dead): Set and use new fields.
7063 (flush_reg_cond_reg_1): Likewise.
7064 (and_reg_cond, case AND): Check for redundant AND conditions.
7065 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
7068 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7070 * cppmacro.c (stringify_arg): Null terminate strings.
7072 2001-03-27 Zack Weinberg <zackw@stanford.edu>
7074 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
7075 inclusion style. xm-m68hc11.h no longer exists.
7076 * config/m68hc11/xm-m68hc11.h: Delete file.
7077 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
7079 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
7080 Don't define GCC_VERSION, N_, or PARAMS; don't include
7081 gansidecl.h or stdio.h. Define inhibit_libc here.
7082 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7083 Delete code conditioned on #if GCC_VERSION == 2095.
7085 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
7086 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
7087 Delete code conditioned on #if GCC_VERSION == 2095.
7089 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7091 * system.h: Include symcat.h.
7092 (STRINGIFY): Don't define.
7094 * configure.in: Adjust comment.
7096 * builtins.c: Use STRINGX, not STRINGIFY.
7097 * gencheck.c: Likewise.
7098 * gengenrtl.c: Likewise.
7099 * protoize.c: Likewise.
7101 * cpplex.c: Don't include symcat.h.
7102 * cpplib.c: Likewise.
7104 * gansidecl.h (HAVE_STRINGIZE): Don't define.
7106 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7108 * c-typeck.c (digest_init): Fold init expression.
7110 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7112 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
7114 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7116 * except.c (eh_regs): Save results of build_pointer_type to a temp
7117 as FUNCTION_VALUE macro may evaluate its args multiple times.
7119 2001-03-26 Mark Mitchell <mark@codesourcery.com>
7121 * c-common.h (DECL_NUM_STMTS): New macro.
7122 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
7124 (pushdecl): Likewise.
7125 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
7126 * integrate.c (expand_inline_function): Don't check
7128 * print-tree.c (print_node): Don't print it.
7129 * toplev.c (rest_of_compilation): Don't try to inline when
7130 flag_no_inline is on.
7131 * tree.h (DECL_FRAME_SIZE): Remove.
7132 (tree_decl): Adjust accordingly.
7134 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7136 * combine.c (try_combine): Use memcpy, not bcopy.
7138 * genattrtab.c (expand_units): Likewise.
7140 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7142 * i386.md (push mem DI peep2): New.
7143 (mov 0, mov -1 peep2): Handle 64bit.
7144 (lea to arithmetics peep2): Handle 64bit leas.
7145 (rsp arithmetics to push/pop peep2s): New.
7147 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
7149 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7151 * i386.c (struct machine_function): Add save_varrargs_registers.
7152 (ix86_save_varrargs_registers): New macro.
7153 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
7154 (ix86_expand_prologue): Likewise.
7155 (ix86_emit_epilogue_esp_adjustement): Likewise.
7156 (ix86_expand_epilogue): Likewise.
7157 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
7158 (pro_epilogue_adjust_stack_1): New insn.
7159 (pro_epilogue_adjust_stack_rex64): Likewise.
7160 * i386.h (MASK_NO_RED_ZONE): New constant.
7161 (TARGET_RED_ZONE): New macro.
7162 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
7163 (RED_ZONE_SIZE): New constant.
7164 (RED_ZONE_RESERVE): New constant.
7166 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7168 * toplev.c (set_float_handler): Use memcpy, not bcopy.
7170 2001-03-25 Kazu Hirata <kazu@hxi.com>
7172 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
7175 (umodhi3): Likewise.
7178 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7180 * mkconfig.sh (DEFINES): Handle entries with '='.
7182 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
7183 Set xm_defines to MACRO=value instead.
7185 * i370/xm-mvs.h: Delete.
7187 * ns32k/xm-pc532-min.h: Likewise.
7189 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7191 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
7193 use ix86_expand_binary_operator
7194 (?sh??i_?): Disable for 64bit.
7195 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
7196 * i386.c (shiftdi_operand): New predicate.
7198 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
7199 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
7200 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
7201 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
7202 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
7203 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
7204 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
7205 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
7206 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
7207 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
7208 (rotldi3, rotrdi3): New expanders.
7210 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
7212 * i386.md (movstrsi): Move offline.
7214 (strmovdi_rex64): New.
7215 (strmov?i): Accept 64bit.
7216 (strmov?i_rex64): New.
7217 (strmov?i_rex_1): New.
7218 (strmov?i_1): Disable for 64bit.
7219 (rep_mov?i_rex64): New.
7220 (rep_mov?i): Disable for 64bit.
7221 (clrstrsi): Move offline.
7222 (strset?i_rex64): New.
7223 (strset?i: Accept 64bit.
7224 (rep_stos?i): Disable for 64bit.
7225 (rep_stos?i_rex64): New.
7226 (strset?i_rex_1): New.
7227 (strset?i_1): Disable for 64bit.
7228 (cmpstrsi): Accept 64bit.
7229 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
7230 (cmpstrqi_nz_rex_1): New.
7231 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
7232 (strlensi): Move offline.
7234 (strlenqi_1): Disable for 64bit; fix constraints.
7235 (strlenqi_rex_1): New.
7236 * i386.c (ix86_adjust_counter): New static function.
7237 (ix86_zero_extend_to_Pmode): Likewise.
7238 (ix86_expand_aligntest): Likweise.
7239 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
7240 (ix86_expand_movstr): New global function.
7241 (ix86_expand_clrstr): New global function.
7242 (ix86_expand_strlen): New global function.
7243 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
7244 ix86_expand_strlen): Declare.
7245 (ix86_expand_strlensi_unroll_1): Delete.
7247 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
7249 * i386.md (cmpdi): Fix operand predicates.
7250 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
7251 cmpdi_1_insn_rex64): New patterns.
7252 (adddi3): Turn to expander.
7253 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
7254 (addsi3_carry_zext): New pattern.
7255 (adddi_?_rex64): New patterns and splitters.
7256 (addsi_?_zext): New patterns.
7257 (subsi3_carry_zext): New pattern.
7258 (subdi_?_rex64): New patterns and splitters.
7259 (iorsi_?_zext): New patterns.
7260 (iordi_?_rex64): New patterns and splitters.
7261 (iorsi_?_zext): New patterns.
7262 (iorsi_?_zext_imm): New patterns.
7263 (xorsi_?_zext): New patterns.
7264 (xordi_?_rex64): New patterns and splitters.
7265 (xorsi_?_zext): New patterns.
7266 (negdi*): New patterns.
7267 (one_cmpldi*): Likewise.
7268 (one_cmplsi*_zext, negsi*_zext): Likewise.
7269 (testqi_ext_3_rex64): New pattern.
7271 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
7273 * i386-protos.h (ix86_split_long_move): Return void.
7274 * i386.c (ix86_split_to_parts): Handle 64bit target.
7275 (ix86_split_long_move): Likewise.
7276 * i386.md (all calls to ix86_split_long_move): Update.
7278 2001-03-23 Richard Henderson <rth@redhat.com>
7280 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
7281 to avoid shadowing arguments.
7283 2001-03-23 Jakub Jelinek <jakub@redhat.com>
7285 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
7286 to variable names where DECL_NAME is different from
7287 DECL_ASSEMBLER_NAME.
7289 2001-03-23 Jim Wilson <wilson@redhat.com>
7291 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
7292 (assemble_alias): Call make_decl_rtl.
7294 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
7296 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
7298 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
7300 * extend.texi: Document the "java_interface" attribute.
7302 2001-03-22 Zack Weinberg <zackw@stanford.edu>
7304 * mkconfig.sh: Use a subshell with redirected stdout,
7305 instead of closing stdout and confusing commands that run
7306 afterward. Throw away output of cmp.
7308 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
7310 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
7312 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
7314 * i386.md (zero_extendsidi2_32): Break out from ...
7315 (zero_extendsidi2): ... here ; turn to expander.
7316 (zero_extendsidi2_rex64): New.
7317 (extendsidi2_32): Break out from ...
7318 (extendsidi2): ... here ; turn to expander.
7319 (extendsidi2_rex64): New.
7320 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
7321 (trunc?f?f splitters): Add 64bit versions.
7323 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
7325 * i386.md (pushsi, pushsi2_prologue): Disable.
7326 (pushsi2_rex64): New.
7327 (movabs?i_1_rex64, movabs?i_2_rex64): New.
7328 (movqi_ext_1): Disable for 64bit.
7329 (movqi_ext_1_rex64): New.
7330 (pushdi2_rex64): New pattern, peep2s and splitter.
7331 (pushdi2_prologue_rex64): New pattern.
7332 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
7334 (movdi splitters): Disable for 64bit.
7335 (movdi_1_rex64): New pattern, peep2s and splitters.
7336 (swapdi): New pattern.
7337 (pushsf): Disable for 64bit.
7338 (pushsf_rex64): New pattern and splitter.
7339 (pushdf_nointeger): Disable for 64bit.
7340 (pushdf_integer): Handle the 64bit case.
7341 (pushtf): Likewise; update splitters.
7343 2001-03-22 Richard Henderson <rth@redhat.com>
7345 * mkconfig.sh: Include insn-flags.h.
7346 * Makefile.in (CONFIG_H): Include insn-flags.h.
7347 (lots of objects): Remove insn-codes.h and insn-flags.h.
7349 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
7350 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
7351 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
7352 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
7353 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
7354 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
7355 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
7356 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
7357 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
7358 v850/v850.c, vax/vax.c:
7359 Don't include insn-flags.h.
7361 * diagnostic.c, expr.h, reload.c, toplev.c:
7362 Don't include insn-codes.h.
7364 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
7365 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
7366 c4x/c4x.c, i960/i960.c, mips/mips.c:
7367 Don't include insn-codes.h or insn-flags.h.
7369 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
7370 or insn-flags.h in the generated code.
7371 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
7372 (main): Forward declare struct rtx_def.
7374 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
7376 * invoke.texi (-ffast-math): Remove duplicate line about
7379 * gcc.texi: Remove more obsolete documentation of bugs and
7380 installation problems.
7382 2001-03-21 Kazu Hirata <kazu@hxi.com>
7384 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
7387 2001-03-20 Jason Merrill <jason@redhat.com>
7389 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
7391 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
7392 * varasm.c (CHKR_PREFIX): Likewise.
7394 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7396 * gcse.c (hash_scan_set): An expression is not anticipatible if it
7397 is part of a multi-SET insn.
7399 * cse.c (find_comparison_args): Remove previous change.
7400 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
7403 * config/i386/i386.md (conditional_trap): Remove warning.
7405 * recog.c (push_operand): Fix error in last change that caused
7406 undefined symbol on many targets.
7408 * sdbout.c: #include ggc.h.
7409 (sdbout_init): Move to end of file.
7410 Call ggc_add_tree_root for anonymous_types.
7411 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
7412 (sdbout_one_type): Use DECL_NAME for field name.
7413 * Makefile.in (sdbout.o): Show includes ggc.h.
7415 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
7417 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
7418 (override_options): Use properlimits for preferred_stack_boundary.
7419 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
7421 (ext_register_operand): Accept DImode.
7422 (load_pic_register): Abort on 64bit.
7423 (gen_push): Use Pmode instead of SImode.
7424 (ix86_save_reg): Pic reg is never used on 64bit.
7425 (ix86_expand_prologue): Likewise.
7426 (ix86_emit_save_regs): Use Pmode instead of SImode.
7427 (legitimate_address_p): Check displacement for 64bit.
7428 (print_operand): Avoid outputting of (%rip) on 64bit.
7429 (print_operand_address): Output (%rip) where possible.
7430 (split_di): Abort on 64bit registers.
7431 (ix86_expand_branch): DImode comparison is simple for x86_64.
7432 (memory_address_length): Recognize memory addresses formed using
7434 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
7436 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
7438 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
7440 * recog.c (push_operand): Recognize new format of push instructions.
7442 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
7444 * i386.md (pushqi1): New.
7445 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
7446 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7447 x86_64_immediate_operand, x86_64_immediate_operand,
7448 x86_64_zext_immediate_operand): Declare.
7449 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
7450 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7451 x86_64_immediate_operand, x86_64_immediate_operand,
7452 x86_64_zext_immediate_operand): define.
7453 * i386.h (PREDICATE_CODES): Add new predicates.
7455 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
7457 * i386.md (pophi1, popqi1, pushqi1): Remove.
7459 * expr.c (emit_single_push_insn): New function.
7460 (move_by_pieces): Accept NULL as destination for push instructions.
7461 (gen_push_operand): Kill.
7462 (emit_push_insn): Pass NULL when pushing; avoid updating of
7463 stack_pointer_delta.
7464 * expr.h (gen_push_operand): Kill.
7466 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7468 * rtl.texi (COMPARE): Clarify documentation and reference section
7471 2001-03-20 Stan Shebs <shebs@apple.com>
7473 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7474 (get_object_reference): Ditto.
7475 (error_with_ivar): Use error_with_file_and_line.
7476 (warn_with_method): Use warning_with_file_and_line.
7478 2001-03-20 Tom Tromey <tromey@redhat.com>
7480 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7482 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7484 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7485 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7487 2001-03-20 DJ Delorie <dj@redhat.com>
7489 * Makefile.in (install-libgcc): Pass complete list of variables.
7490 (install-multilib): Ditto.
7492 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7494 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7495 drectve_section, switch_to_section.
7497 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7498 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7499 i386_pe_mark_dllimport.
7501 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7503 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7504 functions i386_pe_*.
7506 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7507 i386_pe_* functions with char * arguments.
7509 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7511 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7513 (movsi_ie): Introduce fpul store.
7515 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7517 * Makefile.in (OBJS): Remove hashtab.o.
7519 2001-03-19 Stan Shebs <shebs@apple.com>
7521 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7522 * c-lang.c (maybe_objc_method_name): Ditto.
7523 * c-tree.h (maybe_objc_method_name): Remove decl.
7525 2001-03-19 Tom Tromey <tromey@redhat.com>
7527 * gcc.c (init_gcc_specs): Fix comment.
7529 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7531 Compute DECL_ASSEMBLER_NAME lazily.
7532 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7533 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7534 (SET_DECL_ASSEMBLER_NAME): Likewise.
7535 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7536 (set_decl_assembler_name): Declare.
7537 (lang_set_decl_assembler_name): Likewise.
7538 * tree.c (lang_set_decl_assembler_name): New variab.e
7539 (set_decl_assembler_name): New function.
7540 (init_obstacks): Set lang_set_decl_assembler_name.
7541 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7542 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7543 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7544 where it's not necessary.
7545 (builtin_function): Likewise.
7546 (finish_decl): Likewise.
7547 * dbxout.c (dbxout_type_methods): Likewise.
7548 * ggc-common.c (ggc_mark_trees): Likewise.
7549 * profile.c (output_func_start_profiler): Likewise.
7550 * varasm.c (make_decl_rtl): Likewise.
7552 * cse.c (find_comparison_args): Update documentation. Fix
7553 mishandling of COMPARE operations.
7555 * tree.def (ABS_EXPR): Add documentation.
7556 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7558 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7560 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7562 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7564 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7565 Remove ia32 linux PIC kludge and move it...
7566 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7568 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7570 * i386.md (absdf2 expander): Fix 64bit case.
7572 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7574 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7576 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7578 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7580 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7582 * README.X11: Remove obsolete file.
7584 2001-03-18 Anthony Green <green@redhat.com>
7586 * config/pj/pj.h: Remove some trailing commas.
7587 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7589 2001-03-18 Richard Henderson <rth@redhat.com>
7591 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7592 * calls.c: ... here.
7593 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7594 defaults for them here.
7596 2001-03-17 Anthony Green <green@redhat.com>
7598 * config/pj/lib1funcs.S: Fix broken comment.
7599 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7602 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7604 * gcc.texi: Remove obsolete information relating to build and
7605 installation problems with enquire or the Pyramid C compiler.
7607 2001-03-17 Richard Henderson <rth@redhat.com>
7609 * dwarf2out.c (queue_reg_save): New.
7610 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7611 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7613 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7614 (cfa, cfa_store, cfa_temp): Make static.
7615 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7617 2001-03-17 Richard Henderson <rth@redhat.com>
7619 * integrate.h (struct inline_remap): Add local_return_label.
7620 * integrate.c (expand_inline_function): Initialize it and emit
7621 it after copy_insn_notes.
7622 (copy_insn_list): Don't store local_return_label here.
7623 (copy_insn_notes): New function split out from copy_insn_list.
7625 2001-03-17 Richard Henderson <rth@redhat.com>
7627 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7628 is generating .debug_line.
7629 (dwarf2out_init): Add main_input_filename to the file table first.
7630 * configure.in (as_dwarf2_debug_line): Test with file number 1
7631 instead of file number 0.
7633 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7635 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7636 (gen_rtx_combine): Deleted; all references changed as appropriate.
7637 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7639 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7641 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7643 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7646 2001-03-16 Jim Wilson <wilson@redhat.com>
7648 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7649 then set it to LOC_REG (79) instead of aborting.
7651 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7653 * gccbug.in: Remove high priority.
7655 2001-03-16 Richard Henerson <rth@redhat.com>
7657 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7658 output with a space instead of deleting it.
7659 * configure: Regenerate.
7661 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7663 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7664 handles the gory details of converting an object file into
7665 something that's safe to grep.
7666 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7667 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7668 newlines at either end of the string we're looking for.
7669 Make 'checking ...' message less stilted.
7670 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7671 ARM in-memory layout and its hypothetical converse. Don't
7672 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7673 HOST_WORDS_BIG_ENDIAN.
7675 * configure.in: Adjust for renamed macro. Move
7676 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7677 * configure, config.in: Regenerate.
7679 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7681 * fixinc/Makefile.in: Set SHELL.
7683 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7685 * fixinc/fixincl.c (fix_with_system): Quote file names before
7686 passing them to shell.
7688 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7690 * Makefile.in: Use fix-header$(build_exeext) instead
7693 2001-03-16 Richard Henderson <rth@redhat.com>
7695 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7696 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7697 (size_of_line_prolog): Remove.
7698 (output_line_info): Compute prologue size via label difference.
7699 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7701 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7702 assembler error when redefining file numbers.
7703 * config.in, configure: Rebuild.
7705 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7706 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7707 (dw2_asm_output_delta_uleb128): Likewise.
7708 (dw2_asm_output_delta_sleb128): Similarly.
7709 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7711 2001-03-16 Michael Meissner <meissner@redhat.com>
7713 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7715 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7717 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7719 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7720 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7721 being unsigned in ISO C and signed in traditional.
7722 (expand_prologue): Ditto.
7723 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7725 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7727 (divsi3,divdi3): Ditto.
7728 (modsi3,moddi3): Ditto.
7729 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7730 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7731 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7734 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7736 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7737 SSE based conditional moves on LTGT/UNEQ conditions;
7738 Canonicalize EQ to NE.
7739 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7740 (sse_mov?fcc_ne): New.
7742 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7744 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7746 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7747 register may be dead.
7749 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7751 * Makefile.in (hash.o): Depend on CONFIG_H.
7753 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7755 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7757 2001-03-15 Richard Henderson <rth@redhat.com>
7759 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7760 (ASM_OUTPUT_DWARF_PCREL): New.
7761 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7763 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7765 * cppfiles.c (stack_include_file): Use MAX of sysp.
7767 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7769 * config.gcc (ia64*-*-hpux*): New case.
7770 * config/ia64/hpux.h: New file for HP-UX support.
7771 * config/ia64/t-hpux: New file for HP-UX support.
7773 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7775 * fixinc/inclhack.def (irix_stdio_va_list): New.
7776 * fixinc/fixincl.x: Rebuilt.
7778 2001-03-15 Richard Henderson <rth@redhat.com>
7780 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7781 if provided by the target.
7782 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7783 (dw2_asm_output_addr): New.
7784 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7785 * dwarf2out.c (output_cfi): Use it for program addresses.
7786 (output_call_frame_info, output_die): Likewise.
7787 (output_aranges, output_line_info): Likewise.
7789 2001-03-15 Bruce Korb <bkorb@gnu.org>
7791 * gcc.c(main): make more rigorous
7792 * collect2.c(main): guard against ignoring SIGCHLD
7793 * protoize.c(main): ditto
7794 * gcc/fixinc/fixincl.c(initialize): ditto
7796 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7798 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7799 (sdbout_parms): Likewise.
7801 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7803 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7804 "widen" a destination that is already wider than a word. Also do
7805 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7807 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7809 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7811 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7813 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7815 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7817 * i960.h (i960_maxbitalignment,
7818 i960_last_maxbitalignment): Declare.
7819 * i960.c (i960_maxbitalignment,
7820 i960_last_maxbitalignment): Make global.
7821 (process_pragma): Delete.
7822 (i960_pr_align, i960_pr_noalign): Move from here ...
7823 * i960-c.c: ... to this new file.
7824 * t-960bare (i960-c.o): New rule.
7825 * t-vxworks960 (i960-c.o): Likewise.
7826 * config.gcc (i960-*-*): Define c_target_objs and
7829 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7831 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7832 without adding in rtx code and mode.
7834 * alias.c (init_alias_analysis): Don't use any rtx whose value
7835 varies as a known value.
7836 Delete a superfluous test.
7838 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7840 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7841 scheduling a stop bit.
7842 (ia64_emit_nops): Correctly handle ASMs.
7844 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7846 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7848 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7850 * cpp.texi: Update documentation for -include and -imacros.
7851 * cppfiles.c (struct include_file): Remove "defined" memeber.
7852 (find_or_create_entry): Make a copy of the file name, and
7854 (open_file): Update to ensure we use the simplified filename.
7855 (stack_include_file): Don't set search_from.
7856 (cpp_included): Don't simplify the path name here.
7857 (find_include_file): New prototype. Call search_from to
7858 get the start of the "" include chain. Don't simplify the
7860 (_cpp_execute_include): New prototype. Move diagnostics to
7861 do_include_common. Update.
7862 (_cpp_pop_file_buffer): Don't set defined.
7863 (search_from): New prototype. Use the preprocessor's cwd
7864 for files included from the command line.
7865 (read_name_map): Don't simplify the pathname here.
7866 * cpphash.h (enum include_type): New.
7867 (struct buffer): Delete search from. New search_cached.
7868 (_cpp_execute_include): Update prototype.
7869 * cppinit.c (do_includes): Use _cpp_execute_include.
7870 * cpplib.c (do_include_common): New function.
7871 (do_include, do_include_next, do_import): Use it.
7873 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7875 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7876 contents of the RTL, to determine the name of the object.
7878 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7880 * tree.h (DECL_RTL): Allocate RTL lazily.
7881 (SET_DECL_RTL): New macro.
7882 (DECL_RTL_SET_P): Likewise.
7883 (COPY_DECL_RTL): Likewise.
7884 (DECL_RTL_IF_SET): Likewise.
7885 * varasm.c (make_decl_rtl): Add assertions about the kind of
7886 declaration we are processing.
7887 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7888 (start_decl): Likewise.
7889 (finish_decl): Likewise.
7890 * c-semantics.c (emit_local_var): Likewise.
7891 * calls.c (expand_call): Likewise.
7892 * dbxout.c (dbxout_symbol): Likewise.
7893 * emit-rtl.c (unshare_all_rtl): Likewise.
7894 (unshare_all_decls): Likewise.
7895 (reset_used_decls): Likewise.
7896 * expr.c (store_constructor): Likewise.
7897 (safe_from_p): Likewise.
7898 (expand_expr): Likewise.
7899 * function.c (put_var_into_stack): Likewise.
7900 (instantiate_decls_1): Likewise.
7901 (assign_parms): Likewise.
7902 (expand_function_start): Likewise.
7903 (expand_function_end): Likewise.
7904 * ggc-common.c (gcc_mark_trees): Likewise.
7905 * integrate.c (function_cannot_inline_p): Likewise.
7906 (copy_decl_for_inlining): Likewise.
7907 (expand_inline_function): Likewise.
7908 (integrate_parm_decls): Likewise.
7909 (integrate_decl_tree): Likewise.
7910 * print-tree.c (print_node): Likewise.
7911 * reg-stack.c (stack_result): Likewise.
7912 * stmt.c (label_rtx): Likewise.
7913 (expand_return): Likewise.
7914 (expand_decl): Likewise.
7915 (expand_decl_cleanup): Likewise.
7916 (expand_anon_union_decl): Likewise.
7917 * toplev.c (check_global_declarations): Likewise.
7918 (rest_of_decl_compilation): Likewise.
7919 * tree.c (simple_cst_equal): Likewise.
7920 * objc/objc-act.c (generate_static_references): Likewise.
7922 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7924 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7925 gcc_AC_C_FLOAT_FORMAT): New macros.
7926 * configure.in: Add AC_PROG_CPP after CC tests;
7927 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7928 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7929 * configure, config.in: Regenerate.
7931 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7932 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7933 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7934 config/i370/xm-linux.h, config/i370/xm-oe.h,
7935 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7936 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7937 config/pa/xm-linux.h, config/pa/xm-pa.h,
7938 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7939 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7940 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7941 config/we32k/xm-we32k.h: Delete.
7943 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7944 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7945 config/vax/xm-vms.h: Don't define any of:
7946 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7948 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7950 * config.gcc: Remove references to deleted files.
7951 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7952 FATAL_EXIT_CODE, which is the same between oe and mvs).
7954 2001-03-14 DJ Delorie <dj@redhat.com>
7955 Vladimir Makarov <vmakarov@redhat.com>
7957 * config/i960/i960.c (i960_function_prologue): Compute size of
7958 frame according to number of registers actually saved there.
7960 2001-03-14 Richard Henderson <rth@redhat.com>
7962 * expr.c (emit_move_insn_1): Fix else if around #endif.
7964 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7967 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7970 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7972 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7973 (override_options): Parse cmodel string.
7974 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7975 * i386.h (TARGET_OPTIONS): Add "cmodel".
7976 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7978 (ix86_cmodel_string, ix86_cmodel): Declare.
7980 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7983 * i386.h (GENERAL_REG_P): Add missing REG_P.
7985 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7987 * configure.in: Use $gcc_cv_as instead of $as.
7988 * configure: Regenerated.
7990 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7992 * cppfiles.c (stack_include_file): Only increase the include
7993 count if we actually process the file properly, as opposed
7994 to treating it as length zero. Only call read_include_file
7995 if not DO_NOT_REREAD. Handle the -H include file output
7997 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7998 (cpp_included, find_include_file): Simplify pathnames after
7999 remapping them. If remapping, don't use the remapped file
8000 name's buffer as our scratch buffer.
8001 (cpp_pop_file_buffer): Replace the multiple include macro
8002 only if it isn't yet set.
8003 (read_name_map): Simplify remapped names when reading in.
8004 (remap_filename): Move code to code path that uses it.
8005 (_cpp_simplify_pathname): Return the input pointer.
8006 * cpphash.h (_cpp_simplify_pathname): Update prototype.
8008 2001-03-14 Mark Mitchell <mark@codesourcery.com>
8010 * expr.c (expand_expr): Revove bogus conditional.
8012 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
8014 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
8016 2001-03-14 Jakub Jelinek <jakub@redhat.com>
8018 * reg-stack.c (stack_result): Unconditionally use
8019 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
8021 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
8023 * expr.c (emit_move_insn_1): Split push of complex value when
8024 no suitable push instruction exist.
8026 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
8027 instead of QI_REG_P.
8029 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8031 * alias.c (handled_component_p, can_address_p): New functions.
8032 (get_alias_set): Use them.
8034 2001-03-13 Jim Wilson <wilson@redhat.com>
8036 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
8037 from 80 in try_locals code.
8038 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
8040 2001-03-13 Zack Weinberg <zackw@stanford.edu>
8042 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
8043 gcc_AC_C_LONG_LONG): New.
8044 * configure.in: Use them. Probe the size of short, int, long,
8045 and long long/__int64 if we have them. Move all the AC_C_*
8046 checks together, except gcc_AC_C_CHAR_BIT which has to go
8047 after AC_CHECK_HEADERS(limits.h).
8048 Take hwint.h out of host_xm_file and build_xm_file.
8050 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
8051 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
8052 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
8053 Move the HOST_WIDEST_INT setup logic here from system.h.
8054 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
8056 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
8057 is now handled by hwint.h.
8059 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
8060 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
8061 config/ia64/xm-ia64.h: Don't define any of:
8062 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
8063 HOST_BITS_PER_LONGLONG.
8065 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
8066 config/h8300/xm-h8300.h, config/mips/iris6.h,
8067 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
8068 config/sparc/xm-sp64.h: Delete.
8069 * config.gcc: Remove references to deleted files.
8071 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
8072 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
8073 * config/i370/xm-linux.h: Clarify floating-point situation in
8076 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
8078 * cppfiles.c (NO_INCLUDE_PATH): New macro.
8079 (find_include_file): Decide here which part of the include
8080 chain to start the search. Complain about an empty include
8081 chain in all cases apart from an abolsute file name.
8082 (_cpp_execute_include): Don't choose the search chain here.
8083 Don't call handle_missing_include in the case of an empty
8085 (_cpp_compare_file_date): Don't choose the search chain here.
8086 * cpplib.c (do_include_next): Move the in-main-file diagnostic
8087 here from _cpp_execute_include. Behave like #include if
8088 we're in the main file.
8090 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8092 * system.h (malloc, realloc, calloc, strdup): Only poison these
8093 tokens when IN_GCC is defined.
8095 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
8097 * i386.md (abs?f expander): Support SSE case.
8098 (abd?f_if): Add new "USE"; add splitters.
8100 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8102 * cpp.texi (poison): Explain the macro expansion exception.
8104 2001-03-13 Jakub Jelinek <jakub@redhat.com>
8106 * expr.c (store_expr): Add dont_store_target. If temp is already in
8107 target before copying to reg, don't store it into target again.
8109 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8111 * cppinternals.texi: Update for file handling.
8113 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8115 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
8116 2001-02-24 which broke building the Java library.
8117 * function.c (identify_blocks): Likewise.
8118 (all_blocks): Likewise.
8119 * integrate.c (integrate_decl_tree): Likewise.
8120 * print-tree.c (print_node): Likewise.
8121 * tree.h (BLOCK_NUMBER): Likewise.
8122 (struct tree_block): Likewise.
8124 2001-03-12 David Edelsohn <edelsohn@gnu.org>
8126 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
8127 __WCHAR_TYPE__ definition.
8128 (WCHAR_TYPE_SIZE): #undef before #define.
8130 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8132 * cppfiles.c: Update comments.
8133 (destroy_include_file_node): Rename destroy_node.
8134 (find_or_create_entry): New function.
8135 (open_file, _cpp_fake_include): Use it.
8136 (handle_missing_header): New function, broken out of
8137 _cpp_execute include. Don't segfault if there is no
8138 system or quoted path.
8139 (_cpp_execute_include): Use handle_missing_header.
8141 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8143 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
8144 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
8146 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8148 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
8149 unless anti_dependence says they are.
8150 * alias.c (objects_must_conflict): If neither has a type specified,
8153 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8154 David Billinghurst <David.Billinghurst@riotinto.com>
8156 * config/mips/iris5.h: Change WCHAR_TYPE to int.
8158 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
8160 * i386.md (trunctfdf2_2): Rename missnamed pattern.
8161 (*_one_bit): Remove type on the match_operand in attributes.
8163 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
8165 * i386.c: Commit forgotten hunk in previous patch.
8166 (regclass_map): Add extended registers.
8167 (dbx_register_map): Add missing frame register.
8169 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
8171 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
8173 * i386.md (x86_sahf_1): Disable for 64bit.
8174 (popsi*, pophi*): Likewise.
8175 (pushqi, pushhi): Likewise.
8176 (movdi, pushdi): Likewise.
8177 (zero extend DImode splitter): Likewise.
8178 (adddi, minusdi splitter): Likewise.
8179 (umulsidi): Likewise.
8181 (mulsidi): Disable for 64bit
8182 (lshift:DI/ashift:DI): Disable for 64bit.
8183 (loop patterns): Likewise.
8184 (call_pop, call_value_pop expanders and patterns): Likewise.
8185 (prologue_get_pc): Likewise.
8187 (fcmovDI pattern and splitter): Likewise.
8188 (movdfcc_1_rex64): New.
8190 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
8192 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
8193 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
8194 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
8195 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
8196 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
8197 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
8198 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
8199 (PUSH_ROUNDING): x86_64 rounds to 64bits.
8200 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
8201 (REGPARM_MAX): Set to 6 for x86_64.
8202 (SSE_REGPARM_MAX): Set to 16 for x86_64.
8203 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
8206 * (patterns that does use upper halves): Update constraints
8207 'q' to 'Q' and 'r' to 'R'.
8208 (cmpqi_ext_1): Disable for 64bit.
8209 (cmpqi_ext_3_insn): Likewise.
8210 (movqi_extzv_1): Likewsie.
8211 (addqi_ext_1): Liekwsie
8212 (testqi_ext_1): Liekwsie
8213 (andqi_ext_1): Liekwsie
8214 (xorqi_ext_1): Liekwsie
8215 (cmpqi_ext_1_rex64): New.
8216 (cmpqi_ext_3_insn_rex64): Likewise.
8217 (movqi_extzv_1_rex64): Likewsie.
8218 (addqi_ext_1_rex64): Liekwsie
8219 (testqi_ext_1_rex64): Liekwsie
8220 (andqi_ext_1_rex64): Liekwsie
8221 (xorqi_ext_1_rex64): Liekwsie
8223 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8225 * configure.in: Move check for unsigned enumerated bitfields
8226 to macro in aclocal.m4. Disable it for now.
8227 * configure, config.in: Regenerate.
8228 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
8229 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
8230 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
8231 kind above its first use.
8233 * config/xm-interix.h, config/alpha/xm-alpha.h,
8234 config/i370/xm-linux.h, config/i386/xm-beos.h,
8235 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
8236 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8237 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
8238 Don't define ONLY_INT_FIELDS under any circumstances.
8240 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
8242 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8243 config/sparc/xm-sysv4.h: Delete - now identical with some
8245 * config.gcc (hppa targets): Replace xm-pahpux.h and
8246 xm-papro.h with implicit xm-pa.h.
8247 (sparc targets): Replace xm-sysv4.h with implicit or explicit
8250 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
8252 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
8253 before reload_cse_noop_set_p.
8255 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8257 * config.gcc: Where xm-host.h used to include another
8258 xm-host.h, list the nested header directly in xm_file. Remove
8259 references to deleted files. Can now use sparc/xm-sp64.h for
8262 * config/xm-linux.h, config/arm/xm-linux.h,
8263 config/i386/xm-dos.h, config/i386/xm-gnu.h,
8264 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
8265 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
8266 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
8267 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
8270 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
8271 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
8272 bother to wrap #undef in #ifdef.
8273 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
8274 Don't include xm-linux.h.
8275 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
8277 * configure.in: Wrap regexps using [] in changequote block.
8278 Use expr : not echo | grep. Simplify regexps.
8279 * configure: Regenerate.
8281 56 xm-files remain, 22 xm-arch.
8283 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8285 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
8286 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8287 (local_index, local_rindex): Delete, use strchr/strrchr instead.
8288 (copy_object): Fix format specifier vs argument mismatch.
8290 * mips-tdump.c: Make local functions static.
8291 (rindex): Don't #undef.
8292 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8293 (fatal, fancy_abort): Delete.
8294 (read_seek): Avoid signed/unsigned compare.
8296 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8298 * combine.c (try_combine): Fix error in change to try original
8300 (gen_rtx_combine): Do same as gen_rtx for now.
8302 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8304 * configure.in: AC_SUBST xm_defines.
8305 * configure: Regenerate.
8306 * Makefile.in: Set DEFINES=$(xm_defines) when building
8309 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8311 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
8312 (cpp_included, find_include_file): Update.
8313 (_cpp_compare_file_date): Make else unconditional.
8315 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
8317 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
8319 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8321 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
8322 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
8324 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
8326 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
8327 if it's a record type.
8329 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
8331 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
8332 mingw includes slightly.
8334 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8336 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
8337 #undef token before poisoning it.
8339 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8341 * alpha.c (check_float_value): Use memcpy, not bcopy.
8343 * m32r.c (m32r_sched_reorder): Likewise.
8345 * vax.c (check_float_value): Likewise.
8347 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8349 * toplev.c (file_name_nondirectory): Remove.
8350 * toplev.h: Similarly.
8351 * dwarf2out.c (compute_section_prefix): Use lbasename instead
8352 of file_name_nondirectory.
8354 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8356 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
8357 * mips-tfile.c: Don't #undef rindex; not used.
8359 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
8361 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
8362 (dbx64_register_map): Declare.
8363 (RETURN_ADDR_RTX): Fix for 64bit.
8364 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
8365 (INCOMING_FRAME_SP_OFFSET): Set to 8.
8366 * i386.c (dbx64_register_map): New global array.
8367 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
8368 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
8371 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8373 * cppfiles.c (search_from): Use lbasename.
8374 * mkdeps.c (deps_add_default_target): Use lbasename.
8376 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8378 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
8379 xcalloc in lieu of malloc, realloc & calloc.
8381 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
8383 * gengenrtl.c (xmalloc): Likewise.
8385 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
8386 really_call_* memory allocation routines.
8388 * stmt.c (check_for_full_enumeration_handling): Use
8389 really_call_calloc, not calloc.
8391 * system.h (really_call_malloc, really_call_calloc,
8392 really_call_realloc): Define.
8393 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
8395 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
8397 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
8399 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
8401 * configure: Rebuilt.
8402 * configure.in: Only use `lang_requires' for languages athat are
8405 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
8407 * invoke.texi: Fix typo.
8408 * gcc.1: Regenerate.
8410 2001-03-09 Zack Weinberg <zackw@stanford.edu>
8412 * configure.in: Prune nonexistent files from build_xm_file,
8413 xm_file, and host_xm_file lists. Warn unless they're
8415 Don't generate *config.h here.
8416 AC_SUBST all variables needed to generate *config.h.
8417 * configure: Regenerate.
8418 * mkconfig.sh: New helper script, from code removed from
8420 * Makefile.in: Zap all MALLOC variables - no longer used
8421 anywhere, and malloc.c doesn't exist.
8422 Substitute in variables needed to generate *config.h.
8423 Stop lying about the dependencies contained in CONFIG_H and
8425 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
8426 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
8427 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
8428 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
8429 $(TM_P_H), etc. as appropriate.
8431 * config.gcc: Zap references to deleted files.
8432 * ggc-none.c: Don't include rtl.h or tm_p.h.
8434 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
8435 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
8436 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
8437 config/i386/xm-linux.h, config/i386/xm-linux.h,
8438 config/i386/xm-next.h, config/i386/xm-openbsd.h,
8439 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
8440 Don't include i386/xm-i386.h.
8442 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
8443 config/i386/xm-i386.h, config/i860/xm-i860.h,
8444 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
8445 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8446 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
8447 Delete (empty except comments, #includes of other deleted
8448 files, and macros used nowhere).
8450 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
8452 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
8453 independent on TARGET_FLAGS.
8455 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
8457 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
8459 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
8461 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
8463 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
8464 LAST_REX_SSE_REG): define.
8465 (enum reg_class): Add 'LEGACY_REGS'
8466 (REG_CLASS_CONTENTS): Likewise; add extended registers.
8467 (SSE_REGNO_P): Recognize extended registers.
8468 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8469 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8470 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8471 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8472 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8473 REG_OK_FOR_STRREG_P): Remove.
8474 (HI_REGISTER_NAMES): Add extended registers.
8475 (ADDITIONAL_REGISTER_NAMES): Likewise.
8476 (QI_REGISTER_NAMES): Add 8bit extended registers.
8477 (DEBUG_REG): Support extended registers.
8478 * i386.c (regclass_map): Add extended registers.
8479 (dbx_register-map): Likewise.
8480 (svr4_dbx_register_map): Likewise.
8481 (print_reg): Support extended registers.
8482 (print_operand): Support 64bit operands.
8484 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8486 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8487 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8488 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8489 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8490 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8491 STACK_BOUNDARY): Set properly for 64bits.
8492 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8493 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8494 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8495 (MOVE_MAX): Set to 16.
8496 (MOVE_MAX_PIECES): 8 for 64bit.
8497 (Pmode): Set to SImode.
8499 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8501 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8503 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8505 * i386.h (mask_64bit): New constant.
8506 (target_64bit): New macro.
8507 (target_options): Add '64'/'32'
8508 (target_default): Define.
8509 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8510 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8511 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8513 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8515 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8517 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8519 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8520 LO_SUM unless for_alias is set.
8522 2001-03-08 Stan Shebs <shebs@apple.com>
8524 * objc/objc-act.c: Fix old typos in comments, add comments for
8526 (hash_init): Fix file name in error message.
8527 (hash_enter): Ditto.
8528 (hash_add_attr): Ditto.
8529 (continue_class): Ditto.
8531 2001-03-08 Bruce Korb <bkorb@gnu.org>
8533 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8534 wait4() can receive the signal.
8536 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8538 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8540 * fixinc/fixincl.x: Regenerate.
8542 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8544 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8546 * fixinc/fixincl.x: Regenerate.
8548 2001-03-08 Richard Henderson <rth@redhat.com>
8550 * configure.in (HAVE_AS_LEB128): New assembler check.
8551 * configure, config.in: Rebuilt.
8553 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8555 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8558 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8560 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8561 references to the MAXPATHLEN macro.
8563 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8564 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8567 * config/i386/xm-gnu.h, config/xm-gnu.h,
8568 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8569 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8570 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8571 and/or unused files.
8573 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8574 doing so in various xm-*.h files.
8576 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8578 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8580 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8582 * configure.in (enable_shared): Support per-package shared-library
8584 * configure: Rebuilt.
8586 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8588 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8589 for crnot. Set operands[5] in splitter.
8591 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8593 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8594 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8595 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8596 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8597 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8598 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8599 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8602 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8603 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8604 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8605 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8606 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8607 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8608 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8609 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8610 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8611 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8612 Delete unused and/or empty files.
8614 * config.gcc: Define USG in xm_defines as appropriate. Define
8615 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8616 macro. Remove deleted xm-* files from $xm_files variable.
8618 2001-03-07 Tom Tromey <tromey@redhat.com>
8620 * configure: Rebuilt.
8621 * configure.in: Allow config-lang.in to set `lang_requires' to list
8622 of other required languages.
8624 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8626 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8628 (output_prologue): Use xmalloc not oballoc.
8629 (output_epilog): Free a29k_first_epilogue_insn when finished.
8630 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8632 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8634 * builtins.c (expand_builtin_mathfn): Check
8635 flag_unsafe_math_optimizations, not flag_fast_math.
8636 (expand_builtin): Likewise
8637 * combine.c (combine_simplify_rtx): Likewise.
8638 (simplify_if_then_else): Likewise.
8639 * cse.c (fold_rtx): Likewise.
8640 * flags.h: Remove flag_fast_math. Add
8641 flag_unsafe_math_optimizations and flag_trapping_math.
8642 * fold-const.c (negate_expr): Check
8643 flag_unsafe_math_optimizations, not flag_fast_math.
8644 (invert_truthvalue): Likewise.
8645 (fold): Likewise. Before associating operands, check that
8646 code == MULT_EXPR, not code != MULT_EXPR.
8647 * ifcvt.c (noce_try_minmax): Check
8648 flag_unsafe_math_optimizations, not flag_fast_math.
8649 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8650 * invoke.texi: Document -funsafe-math-optimizations and
8651 -fno-trapping-math. Change documentation for -ffast-math.
8652 * jump.c (reversed_comparison_code_parts): Likewise.
8653 (rtx_equal_for_thread_p): Likewise.
8654 * optabs.c (emit_conditional_move): Likewise.
8655 * simplify-rtx.c (simplify_binary_operation): Likewise.
8656 (simplify_relational_operation): Likewise.
8657 (simplify_ternary_operation): Likewise.
8658 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8659 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8660 Add trapping-math and unsafe-math-optimizations entries to f_options.
8661 (set_fast_math_flags): New, sets flags for -ffast-math.
8662 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8663 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8664 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8666 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8667 (alpha_emit_conditional_move): Initialize local_fast_math to
8668 flag_unsafe_math_optimizations, not flat_fast_math.
8669 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8670 instead of setting flag_fast_math to 1.
8671 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8673 * config/i386/i386.c (override_options): Likewise
8674 * config/i386/i386.md: Likewise.
8675 * config/m68k/m68k.md: Likewise.
8676 * config/mips/mips.md: Likewise.
8677 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8678 (rs6000_generate_compare): Likewise.
8680 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8682 * Makefile.in: Set RANLIB to @RANLIB@.
8685 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8687 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8688 * fixinc/fixincl.x: Regenerated.
8690 2001-03-07 Richard Henderson <rth@redhat.com>
8692 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8694 2001-03-07 Richard Henderson <rth@redhat.com>
8696 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8697 of block notes and exception handling notes.
8699 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8700 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8701 (compile_file): ... here.
8703 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8705 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8707 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8708 config.h now. Include libiberty.h to handle alloca.
8710 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8712 * c-parse.in (yylexname): New function, split out of _yylex.
8713 (objc_rid_sans_at): New table.
8714 (init_reswords): Initialize it.
8715 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8716 retrieving the next token and checking it for significance as
8717 an ObjC keyword or string constant.
8719 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8720 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8722 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8725 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8727 * config/m68k/m68k.c (const_uint32_operand): Accept any
8728 const_int on a 32-bit host.
8730 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8732 * objc/objc-act.c (init_objc): Set save_lang_status,
8733 restore_lang_status, and mark_lang_status.
8735 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8737 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8739 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8741 * cppinternals.texi: Update.
8743 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8745 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8746 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8747 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8748 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8749 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8750 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8751 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8752 config/i386/xm-i386.h, config/i860/xm-i860.h,
8753 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8754 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8755 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8756 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8757 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8758 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8759 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8760 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8761 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8762 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8763 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8764 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8765 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8766 match the defaults provided in hwint.h.
8768 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8769 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8771 * config.gcc (xm_file): Don't set to files which are deleted.
8773 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8774 guard this file against these macros being undefined.
8776 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8778 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8779 and DECL_DEFER_OUTPUT on the decl we create, before calling
8780 rest_of_decl_compilation.
8782 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8784 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8786 * configure, config.in: Regenerate.
8787 * config.gcc: Remove references to deleted files.
8789 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8790 genrecog.c, rtl.c: Do not use alloca anywhere.
8792 * Makefile.in, build-make, system.h, config/x-interix,
8793 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8794 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8795 config/arc/xm-arc.h, config/arm/xm-arm.h,
8796 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8797 config/h8300/xm-h8300.h, config/i370/x-oe,
8798 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8799 config/i386/x-ncr3000, config/i386/x-sco5,
8800 config/i386/xm-dgux.h, config/i860/x-sysv4,
8801 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8802 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8803 config/m68k/x-hp320g, config/m69k/x-mot3300,
8804 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8805 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8806 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8807 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8808 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8809 config/mips/x-iris, config/mips/x-iris3,
8810 config/mips/x-sni-svr4, config/mips/x-sysv,
8811 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8812 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8813 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8814 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8815 config/pa/xm-papro.h, config/romp/xm-romp.h,
8816 config/rs6000/x-aix31, config/rs6000/x-aix41,
8817 config/rs6000/x-beos, config/rs6000/x-lynx,
8818 config/rs6000/x-mach, config/rs6000/x-rs6000,
8819 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8820 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8821 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8822 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8823 config/vax/xm-vms.h: Eradicate all references to alloca and
8826 * config/xm-alloca.h, config/clipper/x-clix,
8827 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8828 config/i860/x-sysv3, config/m88k/x-sysv3,
8829 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8830 (contained only alloca related hacks).
8832 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8835 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8837 * invoke.texi: Document __FAST_MATH__.
8839 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8841 * crtstuff.c: Restore include of auto-host.h.
8843 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8845 Put main() in a separate file, so that the language
8846 front-end can use a different main().
8849 * toplev.c: (main): Rename as toplev_main.
8850 * toplev.h: Declare toplev_main.
8851 * Makefile.in (OBJS): add toplev.o.
8852 (BACKEND): remove toplev.o, add main.o.
8854 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8856 * cppfiles.c (search_from): Special case the empty string.
8858 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8860 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8861 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8862 strlen or strcpy; we already know the length.
8863 (_cpp_compare_file_date): Similarly.
8864 * cpphash.h (struct cpp_reader): Delete done_initialising.
8865 (CPP_PREV_BUFFER): Delete.
8866 * cppinit.c (cpp_start_read): Don't set done_initialising.
8867 * cpplex.c (parse_string): Guarantee null-termination.
8868 (_cpp_equiv_toklists): Remove.
8869 * cpplib.c (glue_header_name): Null-terminate.
8870 (do_line): Don't leak memory.
8871 * cpplib.h (BT_WEAK): Delete.
8872 * cppmain.c (cb_ident): Strings are now null-terminated.
8874 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8876 * gcc.c (convert_filename): Append executable suffix
8877 if NO_AUTO_EXE_SUFFIX is not defined.
8878 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8879 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8881 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8883 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8884 * c-parse.gperf, c-gperf.h: Delete.
8885 (c-gperf.h was accidently re-added to the CVS repo in the rev
8886 1.16 commit by tromey)
8888 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8890 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8891 macro arguments when looking for the '('.
8892 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8893 2 when really parsing arguments; 1 when looking for '('.
8894 Always restore the lexer position.
8896 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8898 * longlong.h (umul_ppmm): Don't use a multiline string.
8900 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8902 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8903 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8904 t_bool in declaration because pcc can't combine volatile with typedef
8907 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8909 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8910 until when it is really needed.
8911 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8912 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8913 * i386.md (float?i?f splitter): Don't force source operand to memory
8915 (sse_movdfcc): Fix constraint.
8916 (sse_movdfcc splitter): Handle properly the second alternative.
8918 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8920 * cpplex.c (parse_string): Unconditionally pedwarn.
8922 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8925 * cppexp.c (parse_number): Update.
8926 * cpplex.c (parse_string): Pedwarn if multiline string does not
8927 result from a system header's macro.
8928 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8929 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8930 for function-like macros too.
8931 * c-lex.c (lex_number): Update.
8933 2001-03-03 Richard Henderson <rth@redhat.com>
8935 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8937 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8939 * combine.c (try_combine): If split with mode-changed scratch
8940 register didn't work, try the original mode.
8942 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8944 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8945 * config/c4x/c4x.h: Likewise.
8946 * stor-layout.c (compute_record_mode): Likewise.
8947 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8949 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8951 * configure.in: Kill tm.h. Include the files in the $tm_file
8952 list in all three of config.h, hconfig.h, tconfig.h, after the
8953 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8954 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8955 * configure: Regenerate.
8956 * Makefile.in (clean): Don't delete tm.h.
8958 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8959 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8960 those are not defined, set SEC and FEC to 0 and 1.
8961 * gcc.texi: Update to match.
8963 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8964 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8965 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8966 Include tconfig.h, not tm.h.
8968 * config/xm-lynx.h, config/xm-std32.h,
8969 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8970 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8971 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8972 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8973 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8974 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8975 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8976 config/i386/xm-i386.h, config/i860/xm-i860.h,
8977 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8978 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8979 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8980 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8981 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8982 config/pa/xm-linux.h, config/pa/xm-pa.h,
8983 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8984 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8985 config/pj/xm-pj.h, config/romp/xm-romp.h,
8986 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8987 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8988 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8989 config/v850/xm-v850.h, config/vax/xm-vax.h,
8990 config/we32k/xm-we32k.h:
8992 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8994 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8995 config/i370/xm-oe.h: Don't include tm.h. Don't define
8997 * config/vax/xm-vms.h: Don't include tm.h.
8999 * config/xm-lynx.h, config/avr/xm-avr.h,
9000 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
9001 Delete; made empty by above changes.
9002 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
9003 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
9004 Don't include config/xm-lynx.h or tm.h.
9006 * config/xm-gnu.h: Don't include fcntl.h.
9007 * config/sparc/xm-lynx.h: Don't include sys/types.h and
9009 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
9011 2001-03-02 Richard Henderson <rth@redhat.com>
9013 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
9014 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
9016 2001-03-02 Richard Henderson <rth@redhat.com>
9018 * Makefile.in (OBJS): Add dwarf2asm.o.
9019 * dwarf2asm.c, dwarf2asm.h: New files.
9020 * dwarf2out.c (*): Use them.
9021 (size_of_uleb128, size_of_sleb128): Remove.
9022 (output_uleb128, output_sleb128): Remove.
9023 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
9024 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
9025 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
9026 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
9027 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
9028 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
9029 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
9030 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
9031 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
9032 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9033 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
9034 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
9035 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
9036 (dwarf2out_frame_debug): Remove unused variables.
9037 (output_loc_operands): Don't abort on 8 byte constants if
9038 host integers are wide enough.
9039 (output_symbolic_ref): Remove.
9040 (size_of_die): Don't assume 4 byte host integers.
9041 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
9043 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
9044 something stupid with HOST_WIDE_INT to long truncation.
9045 [CONST_DOUBLE]: Likewise.
9047 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
9048 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
9049 * config/arm/unknown-elf.h: Likewise.
9050 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
9051 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
9052 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
9053 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
9054 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
9055 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
9056 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
9057 (ASM_OUTPUT_DWARF_OFFSET): Remove.
9058 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
9059 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
9060 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
9061 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
9063 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9065 * cselib.c (hash_rtx): Cast enums to unsigned int.
9067 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9069 * print-rtl.c (print_rtx): Cast enums to int for comparison.
9070 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
9072 * c-format.c (C_STD_VER): Cast to int for comparisons.
9073 (check_function_format): Cast various enums to int for &.
9074 (maybe_read_dollar_number): Likewise.
9075 (check_format_info): Likewise.
9076 (check_format_info_main): Likewise.
9077 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
9078 (safe_from_p): Likewise.
9079 * varasm.c (const_hash): Cast enum to int for %.
9080 * emit-rtl.c (init_emit_once): Use int loop variable to work around
9081 pcc enum problems with < and ++ operators.
9082 * regclass.c (init_reg_sets_1): Cast enums for comparison.
9083 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
9084 (regclass_init): Change enum class to int to iterate over reg_classes.
9085 * genrecog.c (merge_trees): Cast enums for comparison.
9086 * rtl.h (GET_CODE): Cast to enum rtx_code.
9087 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
9088 (GET_MODE): Cast to enum machine_mode.
9089 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
9090 (GET_NOTE_INSN_NAME): Cast enum to int.
9091 * tree.h (TREE_CODE): Cast to enum tree_code.
9092 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
9093 * timevar.c (timevar_print): Change loop variable id from enum to
9095 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
9096 * config/i386/i386.md: Use PUT_MODE for mode assignment.
9097 * toplev.c (compile_file): Cast enum DFI to int.
9098 (decode_d_option): Likewise.
9100 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
9102 * cppinit.c (append_include_chain): Mark "after" include file name list
9103 as a system directory.
9104 * cpp.texi: Document new behavior.
9106 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
9108 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
9110 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
9112 * cppfiles.c (struct include_file): Update.
9113 (stack_include_file): Use search_from.
9114 (cpp_included, find_include_file): Update.
9115 (cpp_execute_include): Update. ptr->name may not be
9116 null terminated. Use the new search_from member variable
9118 (_cpp_compare_file_date): Similarly.
9119 (search_from): New function, similiar to actual_directory.
9120 (actual_directory): Delete.
9121 (remap_filename): Update. loc->name may not be null terminated.
9122 (struct file_name_list): Rename search_path. Update.
9123 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
9124 search_from and dir.
9125 (struct cpp_reader): Remove actual_dirs.
9126 * cppinit.c (struct cpp_pending): Update for renamed objects.
9127 (append_include_chain, remove_dup_dir, remove_dup_dirs,
9128 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
9129 * cpplib.h (struct cpp_options): Similarly.
9131 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9133 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
9134 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
9135 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
9136 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9137 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9138 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9139 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
9140 config/i370/xm-linux.h, config/i370/xm-mvs.h,
9141 config/i370/xm-oe.h, config/i386/xm-aix.h,
9142 config/i386/xm-i386.h, config/i386/xm-osf.h,
9143 config/i860/xm-i860.h, config/i960/xm-i960.h,
9144 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
9145 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
9146 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
9147 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
9148 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
9149 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
9150 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
9151 config/pj/xm-pj.h, config/romp/xm-romp.h,
9152 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9153 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9154 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9155 config/v850/xm-v850.h, config/vax/xm-vax.h,
9156 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
9157 Do not define TRUE or FALSE.
9159 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
9160 empty by above change.
9161 * config.gcc: Remove references to these files.
9163 * configure.in: Detect stdbool.h.
9164 * configure, config.in: Regenerate.
9165 * system.h: Include stddef.h here if available.
9166 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
9167 Then set up a sensible boolean type at the very end.
9169 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
9170 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
9172 * hash.h: Delete 'boolean' typedef and related #undefs.
9174 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
9175 all uses of 'boolean' with 'bool'.
9177 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
9179 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
9180 * cppexp.c (lex): Cast enums for comparison.
9181 * cppinit.c (parse_option): Cast enum for comparison.
9182 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
9183 (cpp_output_token): Likewise.
9184 (cpp_can_paste): Cast enums for comparsion and plus/minus.
9185 (cpp_avoid_paste): Cast enums for minus and comparison.
9187 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9189 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
9190 field to all array elements.
9192 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9194 * cpphash.h (struct cpp_reader): Add print_version field.
9195 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
9196 just set print_version and other flags as appropriate.
9197 (cpp_post_options): Print version here if print_version is set.
9199 * toplev.c (exit_after_options): New flag.
9200 (independent_decode_option): Don't exit here; just set
9202 (main): Exit after calling lang_hooks.post_options if
9203 exit_after_options is true.
9205 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
9206 (merge_include_chains): Adjust comment to match code.
9208 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9210 * stringpool.c (set_identifier): New function.
9211 * tree.h: Prototype it.
9213 * c-parse.in: Kill D_YES. If compiled for objc, call
9214 save_and_forget_protocol_qualifiers from init_reswords.
9215 * objc/objc-act.c (remember_protocol_qualifiers,
9216 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
9217 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
9219 (save_and_forget_protocol_qualifiers): New function.
9220 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
9222 2001-03-01 Diego Novillo <dnovillo@redhat.com>
9224 * c-semantics.c (prune_unused_decls): Return error_mark_node
9225 instead of (tree) 1 to stop traversing the tree chain.
9227 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9229 Fix a problem introduced by Kenner's Feb 18 change.
9230 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
9231 flag_cse_skip_blocks only temporarily, not for ever.
9233 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
9235 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
9236 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
9238 * pa.c (emit_move_sequence): Verify operand0 is a hard register
9239 before determining its register class.
9241 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9243 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
9244 from reg 4 if current_function_calls_setjmp.
9245 (gen_nop_type): New function.
9246 (ia64_emit_nops): New function.
9247 (ia64_reorg): Call it.
9248 (ia64_sched_reorder): Move code that rotates bundles up a bit.
9250 * reload1.c (eliminate_regs_in_insn): Restrict the special case
9251 code not to try to optimize adds with anything but a REG destination.
9253 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
9254 (INSN_PRIORITY_KNOWN): New accessor macro.
9255 * haifa-sched.c (priority): Use it instead of testing priority against
9258 2001-02-28 DJ Delorie <dj@redhat.com>
9260 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
9261 since that doesn't work the way gcc wants on a generic m68k.
9263 2001-02-28 Richard Henderson <rth@redhat.com>
9265 * caller-save.c (save_call_clobbered_regs): Fix typo in
9266 comparison last change.
9268 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
9270 * i386.c (pentium4_cost): New.
9271 (m_PENT4): New macro.
9272 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
9273 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
9274 x86_integer_DFmode_moves, x86_partial_reg_dependency,
9275 x86_memory_mismatch_stall): Add Pentium4
9276 (x86_use_q_reg, x86_use_any_reg): Kill.
9277 (override_options): Add pentium4.
9278 (incdec_operand): Return 0 for pentium4.
9279 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
9280 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
9281 (TARGET_PENTIUM4): Define.
9282 (enum processor_type): Add PROCESSOR_PENTIUM4.
9283 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
9284 * i386.md (attribute "cpu"): Add pentium4.
9285 * invoke.texi (march): Add pentium4.
9287 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
9289 * i386.md (sse_mov?fcc*): New patterns and splitters.
9290 * i386.c (ix86_expand_movcc): Work post-reload; recognize
9291 the SSE based conditional moves.
9293 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
9295 * i386.md (attribute mode): Add "TI".
9296 (movsf_1): Add pxor support; remove constant propagation splitter.
9297 (movdf_integer): Likewise.
9298 (movdf_nointeger): Likewise.
9299 (movxf constant prop splitter): Handle all modes; update for SSE.
9300 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
9301 * i386.c (standard_80387_constant_p): Rewrite.
9302 (standard_sse_constant_p): New.
9303 * i386-protos.h (standard_sse_constant_p): New.
9305 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
9307 * i386.md (sse_setccsf, sse_setccdf): New.
9308 (sse_cmp* patterns): Use '%D' instead of outputtting condition
9310 * i386.c (sse_comparison_operator): Accept the supported unordered
9311 comparses; be ready for fast_math.
9312 (print_operand): Support 'D'.
9314 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
9316 * jump.c (reversed_comparison_code): Kill.
9318 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
9320 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
9323 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
9325 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
9326 add missing '%' in constraints.
9328 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
9330 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
9331 for HOST_BITS_PER_WIDE_INT == 32 too.
9333 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
9335 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
9337 (insert_save, insert_restore): New parameter save_mode.
9338 (init_caller_save): Update initialization of reg_save_code
9339 and reg_restore_code.
9340 (save_call_clobbered_regs): Compute save_modes and update calls to
9341 reg_save_code and reg_restore_code.
9342 (insert_restore): Unsignetize numbers; use save_modes to choose mode
9343 of spill; update use of reg_restore_code.
9344 (insert_save): Likewise.
9345 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9346 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9347 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
9349 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9351 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
9352 noce_try_store_flag_inc, noce_try_store_flag_mask,
9353 noce_try_cmove_arith):
9354 Use reversed_comparison_code instead of reverse_comparison and
9355 can_reverse_comparison_p.
9357 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
9359 * jump.c (reversed_comparison_code_parts): Allow reversal of
9360 unordered compares in -ffast-math mode; reverse ordered compares
9361 for FP even w/o -ffast-math.
9363 2001-02-27 Richard Henderson <rth@redhat.com>
9365 * print-rtl.c (print_rtx) [i]: Don't print field five on
9366 NOTEs other than NOTE_INSN_DELETED_LABEL.
9368 2001-02-27 Zack Weinberg <zackw@stanford.edu>
9370 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
9371 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
9373 2001-02-27 Diego Novillo <dnovillo@redhat.com>
9375 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
9376 even if walk_subtrees is 0.
9377 * c-semantics.c (prune_unused_decls): Return a non-null value to
9378 stop traversing the tree chain.
9380 2001-02-27 DJ Delorie <dj@redhat.com>
9382 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
9383 register, *then* define it as the new CFA.
9385 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
9387 * pa.c (override_options): Promote -fpic to -fPIC.
9388 (legitimize_pic_address): Simplify due to removal of
9389 small PIC as a code generation option.
9390 (secondary_reload_class): Similarly.
9391 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
9392 (PRINT_OPERAND_ADDRESS): Similarly.
9393 * pa.md (various patterns): Similarly.
9394 (small pic lo_sum pattern): Remove.
9396 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
9399 * md.texi (min, max): Document
9401 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
9403 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
9404 TARGET_PARTIAL_REG_DEPENDENCY.
9405 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
9407 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
9409 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
9411 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
9413 * mips.c (mips_make_temp_file): Fix thinko in last change.
9415 2001-02-26 Jason Eckhardt <jle@redhat.com>
9417 * combine.c (known_cond): Do not reverse the condition when
9418 SMAX/UMAX is being considered and the condition is for equality
9421 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
9423 2001-02-26 Philip Blundell <philb@gnu.org>
9425 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
9427 * config/arm/linux-elf.h: Remove historical relics related to
9428 above configurations.
9429 * config/arm/linux-oldld.h: Delete.
9430 * config/arm/linux-elf26.h: Delete.
9432 2001-02-26 Jason Merrill <jason@redhat.com>
9434 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
9436 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
9437 recognize a tentative definition. Lose obsolete code.
9439 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
9440 variables unless necessary, either.
9442 2001-02-25 Richard Henderson <rth@redhat.com>
9444 * ifcvt.c (struct noce_if_info): Add test_bb.
9445 (noce_get_alt_condition): New.
9446 (noce_try_minmax, noce_try_abs): New.
9447 (noce_operand_ok): New.
9448 (noce_process_if_block): Use them.
9449 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
9451 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
9453 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
9456 2001-02-25 Zack Weinberg <zackw@stanford.edu>
9458 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
9459 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
9461 (mips_asm_file_end): Free temp_filename here.
9463 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9465 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
9466 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
9468 * config/i386/i386.md (movstrsi): Handle FAIL case.
9470 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9472 * cppinit.c (builtin_array): Update.
9473 (init_builtins): Flag builtins to warn if redefined or
9474 undefined. Define __GXX_WEAK as a normal macro.
9475 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9476 * cpplib.h (NODE_WARN): New flag.
9477 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9478 Handle __STDC__ as a builtin only on Solaris.
9479 (warn_of_redefinition): Renamed from check_macro_definition.
9480 Reverse sense of test. Always warn if NODE_WARN.
9481 (_cpp_create_definition): Use warn_of_redefinition. Flag
9482 any macro beginning with "__STDC_" to require a mandatory
9483 warning if redefined or undefined.
9485 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9487 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9488 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9489 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9490 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9491 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9492 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9493 Don't define any of:
9494 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9495 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9496 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9497 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9498 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9500 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9501 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9504 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9505 Delete now-empty file.
9507 * alpha/vms.h: Define NEED_ATEXIT here...
9508 * alpha/xm-vms.h: ...not here.
9510 * i386/cygwin.h: Don't define PARAMS.
9511 * mips/mips.c: Don't prototype mktemp. Don't define
9512 P_tmpdir. Use make_temp_file to create temporary files.
9513 Don't be clever and delete temporary files early.
9514 * config.gcc: Drop references to deleted files. Don't define
9516 * gcc.texi: Don't mention USE_PROTOTYPES.
9518 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9520 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9521 (ix86_set_move_mem_attrs_1): Likewise.
9522 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9523 * config/i386/i386.md (movstrsi): Call it.
9525 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9527 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9528 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9529 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9530 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9532 (i750a-*-*): Error here if hosting on i750a.
9533 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9535 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9536 Remove (empty modulo comments).
9538 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9539 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9540 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9541 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9542 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9543 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9545 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9546 Remove reference to winnt.h in comment.
9547 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9549 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9551 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9552 used to set another biv.
9554 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9556 * tree.h (BLOCK_DEAD): New macro.
9557 (struct tree_block): New flag, dead_flag.
9558 * print-tree.c (print_node, case 'b'): Print missing fields.
9559 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9560 * function.c (identify_blocks): Enable test for misplaced notes.
9561 (all_blocks): Skip BLOCK_DEAD blocks.
9562 * integrate.c (integrate_decl_tree): Likewise.
9564 * errors.c (internal_error, trim_filename): New functions.
9565 (fancy_abort): Call internal_error.
9566 * errors.h (internal_error, trim_filename): New declarations.
9568 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9570 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9572 (EXTRA_CONSTRAINT): Formatting changes.
9574 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9576 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9578 2001-02-23 Per Bothner <per@bothner.com>
9580 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9581 so they can be called from java/jvspec.c.
9582 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9584 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9586 * i386.c (ix86_frame): New structure.
9587 (ix86_compute_frame_size): Kill.
9588 (ix86_compute_frame_layout): New.
9589 (ix86_save_reg): New.
9590 (ix86_can_use_return_insn_p): Use frame layout stuff.
9591 (ix86_expand_prologue): Likewise.
9592 (ix86_expand_epilogue): Likewise.
9593 (ix86_initial_elimination_offset): Likewise.
9594 (ix86_nsaved_regs): Use ix86_save_reg.
9595 (ix86_emit_save_regs): Likewise.
9597 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9599 * flow.c (find_sub_basic_blocks): New function.
9600 (split_block): Be ready for basic block introduced by CODE_LABEL.
9601 (commit_one_edge_insertion): Call find_sub_basic_block.
9603 * flow.c (make_edges): Add edge from entry for blocks starting with
9604 label having ALTERNATE_NAME
9606 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9608 * function.c (epilogue_done): Be ready for first basic block not
9609 containing PROLOGUE_END note.
9610 (reposition_prologue_and_epilogue_notes): Avoid placing
9611 PROLOGUE_END note between BASIC_BLOCK.
9613 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9615 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9617 2001-02-21 DJ Delorie <dj@redhat.com>
9619 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9620 check for current_function_has_nonlocal_goto from 1999-11-12.
9622 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9624 * diagnostic.c (trim_filename): No longer static.
9625 * toplev.h (trim_filename): Declare.
9626 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9627 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9628 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9629 (rtvec_check_failed_bounds): Likewise.
9630 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9632 * convert.c (convert_to_integer): Don't do unsigned unless result or
9633 both inputs are unsigned.
9635 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9638 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9640 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9642 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9644 * Makefile.in (resource.o): Add params.h dependence.
9645 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9646 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9647 * resource.c: Add dependence on params.h.
9648 (current_live_regs): Fix explanatory comment.
9649 (find_basic_block): Add new parameter to permit limiting search
9651 (mark_target_live_regs): Add new argument to find_basic_block call.
9652 (incr_ticks_for_insn): Likewise.
9654 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9656 * diagnostic.c (output_to_stream): Rename to
9657 output_buffer_to_stream. Loses the stream parameter.
9658 (init_output_buffer): Set diagnosic_buffer's stream.
9659 (flush_diagnostic_buffer): Adjust.
9660 (default_print_error_function): Likewise.
9661 (finish_diagnostic): Likewise.
9662 (verbatim): Likewise.
9664 * diagnostic.h (struct output_buffer): Add `stream' field.
9665 (output_buffer_attached_stream): New macro.
9667 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9669 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9670 check if either operand is divisible by C.
9671 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9672 If type is signed, consider negative numbers as well.
9674 2001-02-22 Richard Henderson <rth@redhat.com>
9676 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9677 reach .text instead of gp-relative relocs.
9678 * config/ia64/crtend.asm (.init): Likewise.
9680 2001-02-22 Andreas Jaeger <aj@suse.de>
9682 * extend.texi (C++ Attributes): Fix typo.
9684 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9686 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9687 functions, drop current_function_args_info.words test.
9688 (ia64_compute_frame_size): Mark syscall_linkage functions as
9689 using eight input registers.
9691 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9692 Bruce Korb <bkorb@gnu.org>
9694 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9695 * fixinc/README: Document how to convert sed substitutions
9696 to format style c_fix-es.
9697 * fixinc/fixincl.x: regen
9699 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9701 * gcc.c: Add comment explaining how to add a command-line option.
9702 Add title to specs language comment.
9704 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9706 * gcc.c (cc1_options): Add "-param".
9707 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9708 (option_map): Likewise.
9709 * toplev.c (display_help): Add entry for "--param".
9710 (independent_decode_option): Fix typographical error.
9712 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9713 Bernd Schmidt <bernds@redhat.com>
9714 Jan Hubicka <jh@suse.cz>
9716 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9717 (function_arg): Likewise.
9719 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9721 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9723 2001-02-21 Kazu Hirata <kazu@hxi.com>
9725 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9729 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9731 * flow.c (init_propagate_block_info): Canon address and use single_set
9732 for killing dead memory stores.
9734 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9736 * Makefile.in (reorg.o): Add params.h dependence.
9737 * params.def: Fix typographical error in comment.
9738 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9739 * params.h: Modify introductory comment.
9740 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9741 * reorg.c: Add dependence on params.h.
9742 (redundant_insn): Add parameterized throttle for search.
9743 (fill_simple_delay_slots): Add a comment explaining a variable.
9744 Move conditional out of loop, simplifying code.
9745 (fill_eager_delay_slots): Fix typographical error in comment.
9747 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9749 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9751 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9752 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9754 2001-02-21 Jason Merrill <jason@redhat.com>
9756 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9757 (struct tree_decl): Add uninlinable bitfield.
9758 * c-decl.c (duplicate_decls): Set it.
9759 * integrate.c (function_cannot_inline_p): Check it.
9761 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9762 DW_AT_MIPS_linkage_name to abstract methods.
9763 (dwarf2out_abstract_function): Emit class context before calling
9764 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9765 (gen_subprogram_die): Remove obsolete code.
9766 (gen_member_die): Don't include clones in the member list.
9767 (gen_decl_die): Emit abstract info for clone origin.
9768 * dwarfout.c (output_type): Don't include clones in the member list.
9769 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9770 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9771 DECL_ABSTRACT on a function that already has it set.
9773 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9774 (get_subprogram_die): Pass it in.
9776 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9778 * flow.c (mark_set_1): Make not_dead unsigned long. For
9779 non-pseudos, use it as a bitmask of the hard regs that
9782 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9784 * cppfiles.c: Update comments.
9785 (_cpp_read_file): Don't check for NULL filenames any more.
9786 * cppinit.c (cpp_start_read): Don't do canonicalization of
9787 in_fname and out_fname. Use the passed file name exclusively.
9788 (_cpp_handle_options): Don't treat "-" as a command line option,
9789 but as a normal filename.
9790 (_cpp_post_options): Canonicalize in_fname and out_fname.
9791 * cppmain.c (printer_init): Don't check out_fname for NULL.
9792 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9793 (init_c_lex): Update, and use "" to represent stdin to CPP.
9796 2001-02-20 Will Cohen <wcohen@redhat.com>
9798 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9799 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9800 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9803 2001-02-20 Stan Shebs <shebs@apple.com>
9805 * config/rs6000/rs6000.c (output_cbranch): Output branches
9806 on separate lines instead of using ';' to separate.
9808 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9810 * cppinit.c (set_lang): Move builtin handling to...
9811 (init_builtins): ...here.
9812 (_cpp_create_reader): Move call to set_lang.
9814 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9816 * stmt.c (expand_return): If an attempt is made to return the
9817 error_mar_node, treat the return like a return without a value.
9819 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9821 * sibcall.c (skip_copy_to_return_value): Call
9822 identify_call_return_value here, and return orig_insn if it
9823 returns zero. Hardret and softret arguments now unnecessary.
9824 (call_ends_block_p): Don't call identify_call_return_value here.
9826 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9828 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9829 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9831 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9833 * pa.c (move_operand): Accept code to load the address of a
9834 symbol out of the DLT as a valid move operand.
9835 (print_operand, case 'A'): New to handle generating a DLT
9836 reference for a LO_SUM expression.
9837 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9838 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9840 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9842 * README, cpp.texi, gcc.texi, version.c: Update version number to
9844 * cpp.1, gcov.1, gcc.1: Regenerate.
9846 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9848 * cppfiles.c (stack_include_file): Generate dependencies
9849 here, and manage include_count here too.
9850 (PRINT_THIS_DEP): Delete.
9851 (_cpp_execute_include): Do not generate dependencies here,
9852 apart from the case of a missing header. Do not manage
9854 (_cpp_read_file): Leave dependency generation to
9857 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9859 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9860 target_cpu_default. Remove dead assignment to
9863 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9865 * regclass.c (contains_reg_of_mode): Make global.
9866 (init_reg_sets): Remove contains_reg_of_mode; take into account
9867 CLASS_MAX_NREGS when looking for the proper mode.
9868 (dump_regclass): Dump only classes considered for the pseudo.
9869 (regclass): Use contains_reg_of_mode.
9871 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9873 * gcc.c (do_spec_1): 'n' for printing notices.
9874 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9876 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9878 * reg-stack.c (next_flags_user): Use current_block->end
9879 (swap_rtx_condition): Look for next user if flags don't die;
9880 give up on CALL_INSNs; use current_block->end.
9882 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9884 * sibcall.c (call_ends_block_p): New function.
9885 (optimize_sibling_and_tail_recursive_call): Use it.
9887 2001-02-18 Kazu Hirata <kazu@hxi.com>
9889 * config/h8300/h8300.md: Update copyright.
9890 (andsi3): Do not output an extra newline character.
9892 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9894 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9895 FNDECL may be unused.
9897 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9898 follow jumps after first run.
9899 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9900 it doesn't change any jumps.
9902 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9904 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9905 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9906 (mostlyclean): Corresponding changes.
9907 * rtlanal.c (hard-reg-set.h): Include.
9908 (rtx_unstable_p): Do not treat the argument pointer specially
9909 if it is not a fixed register.
9910 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9912 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9914 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9915 against last real insn in basic block.
9916 Rework to avoid gotos.
9918 * Makefile.in (gcse.o): Now includes ggc.h.
9919 * gcse.c: Include ggc.h.
9920 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9921 (try_replace_reg): Remove warning of uninitialize variable.
9922 (process_insert_insn): Call invalid_insn_p to validate insn.
9923 * recog.c (insn_invalid_p): Now global.
9924 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9925 * recog.h (insn_invalid_p): New declaration.
9927 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9929 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9930 assignments from FP constants since 'Y' output code can't handle it.
9931 (eligible_for_sibcall_delay): Likewise.
9933 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9934 Call fancy_abort directly, passing args.
9935 (print_rtl_and_abort): Now a macro, like fancy_abort.
9937 * final.c (output_operand_lossage): Use internal_error, not error.
9939 2001-02-18 Shane Nay <shane@agendacomputing.com>
9941 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9942 structure shift insns.
9944 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9946 * invoke.texi (-fsquangle): Remove documentation.
9947 (-fname-mangling-version): Likewise.
9949 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9951 * optabs.c (expand_abs): Remove reference to
9952 HAVE_contitional_arithmetic.
9953 * combine.c (simplify_set): Likewise.
9955 2001-02-18 Richard Henderson <rth@redhat.com>
9957 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9960 2001-02-18 Richard Henderson <rth@redhat.com>
9962 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9964 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9966 * reload1.c (reload_cse_simplify_set): Fix typo.
9968 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9970 * diagnostic.c (_fatal_insn): Decrement errorcount.
9972 * invoke.texi (-I): Add note avoiding use for system header files.
9974 * rtl.h (add_clobbers): Remove duplicate declaration.
9975 * recog.h (added_clobbers_hard_reg_p): New declaration.
9976 * genemit.c (struct clobber_pat): New field has_hard_reg.
9977 (gen_insn): Record if added clobbers clobber hard reg.
9978 (gen_split): Avoid unused warning if number of operands is 0.
9979 (output_added_clobbers_hard_reg_p): New function.
9982 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9984 * pa.c (hppa_expand_prologue): Simplify code storing return
9985 pointer. For large (>=8k) frames with a post_store, adjust stack
9986 pointer by 8k-64 first rather than by 64. When testing with
9987 VAL_14_BITS_P, always use the actual value rather than the value
9988 negated. Add blockage to prevent scheduling of spills before
9989 stack frame has been created.
9990 (hppa_expand_epilogue): Simplify code loading return pointer.
9991 Allow a slightly larger range for merge_sp_adjust_with_load case.
9992 When testing with VAL_14_BITS_P, always use the actual value.
9994 * pa.c (pa_adjust_insn_length): Check that block move
9995 pattern is a set before looking at operands.
9997 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9999 * fold-const.c (fold_binary_op_with_conditional_arg): New
10000 function, split out from ...
10002 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
10003 conditional arms that throw exceptions.
10005 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
10006 looking at a BLOCK.
10008 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10010 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
10011 define HAVE_DECL_* to 1 to mask potential backup declarations.
10012 * configure: Regenerated.
10014 2001-02-17 Mark Mitchell <mark@codesourcery.com>
10016 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
10018 2001-02-17 Richard Henderson <rth@redhat.com>
10020 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
10021 when replacing a memory load with a register.
10023 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10024 Jan Hubicka <jh@suse.cz>
10026 * recog.c (validate_replace_src_1): New.
10027 (validate_replace_src_data): Likewise.
10028 (validate_replace_src): Use note_uses.
10029 * rtl.h (note_uses): Declare.
10030 * rtlanal.c (note_uses): New.
10032 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
10034 * reg-stack.c (stack_def): Make field reg unsigned.
10035 (remove_regno_note): Unsignetize parameter.
10037 2001-02-16 Jes Sorensen <jes@linuxcare.com>
10039 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
10040 shladd_operand() call.
10042 2001-02-16 Bruce Korb <bkorb@gnu.org>
10043 Rodney Brown <RodneyBrown@mynd.com>
10045 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
10046 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
10047 machine restrictions
10048 * fixinc/fixincl.x: regen
10050 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10052 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
10054 (hash_scan_insn): Clean up calls to hash_scan_set.
10055 (compute_kill_rd): REGNO now unsigned.
10056 (try_replace_reg): Rework to use simplify_replace_rtx.
10057 (cprop_jump, cprop_cc0_jump): Likewise.
10058 (cprop_insn): Call find_reg_equal_equiv_note.
10059 Reflect changes to cprop_jump and cprop_cc0_jump.
10061 * recog.c (validate_replace_src): Replace in operands of
10062 ZERO_EXTRACT in SET_DEST.
10064 * cse.c (new_label_ref): New variable.
10065 (insert): Set it instead of recorded_label_ref.
10066 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
10067 CODE_LABEL for this function, and not already in REG_LABEL note.
10069 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
10071 * resource.c (mark_referenced_resources): Fix typo in introductory
10073 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
10076 2001-02-16 Jason Merrill <jason@redhat.com>
10078 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
10080 (gen_subprogram_die): Don't abort on seeing a second definition if
10081 the previous one was abstract. Don't replace an abstract instance
10082 in the lookup table.
10084 * dwarf2out.c (dwarf2out_abstract_function): Rename from
10085 gen_abstract_function.
10086 * dwarf2out.h: Declare it.
10087 * toplev.c (note_outlining_of_inline_function): New fn.
10088 * toplev.h: Declare it.
10089 * integrate.c (output_inline_function): Call it.
10090 * c-decl.c (duplicate_decls): Call it when redefining an extern
10091 inline. Don't inline the new defn.
10093 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
10095 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10097 * .gdbinit: Rename to gdbinit.in.
10098 * gdbinit.in: New file,
10099 * configure.in: Generate .gdbinit from gdbinit.in.
10100 * configure: Regenerated.
10101 * Makefile.in (distclean): Always remove .gdbinit.
10103 2001-02-16 Jakub Jelinek <jakub@redhat.com>
10105 * objc/objc-act.c (start_class): Register implemented_classes with
10108 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
10110 * cppfiles.c (_cpp_make_system_header): Generate a file
10113 2001-02-15 Jim Meyering <meyering@lucent.com>
10115 * Makefile.in (install-common): Don't depend on installdirs here.
10116 Instead, make each of the lang.install-common targets (e.g.,
10117 c++.install-common in cp/Make-lang.in) depend on it.
10118 (install-driver): Depend on installdirs.
10120 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10122 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
10124 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
10127 2001-02-15 Mark Mitchell <mark@codesourcery.com>
10129 * invoke.texi (--param): Document.
10131 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
10133 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
10135 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
10137 * i386.md (extendsfdf2_2): Fix constraints.
10139 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
10141 * i386.md (fop_df_3 splitter): Fix operand number.
10143 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
10145 * invoke.texi (-mreg-alloc): Nuke.
10146 * i386.c (ix86_reg_alloc_order, regs_allocated,
10147 order_regs_for_local_alloc): Nuke.
10148 (override_options): Kill reg_alloc code.
10149 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
10150 (REG_ALLOC_ORDER): SSE goes before I387.
10151 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
10152 (ix86_reg_alloc_order): Likewise.
10153 * i386-protos.h (ix86_reg_alloc_order): Kill.
10155 2001-02-14 Richard Henderson <rth@redhat.com>
10157 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
10159 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
10161 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
10163 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
10165 * i386-protos.h (ix86_memory_move_cost): Move offline.
10166 * i386.c (ix86_register_move_cost): Compute properly cost of
10167 SSE, MMX and i387 instructions.
10168 (*_cost): Add costs of SSE/MMX moves.
10169 (ix86_memory_move_cost): Move offline from ....; Likewise.
10170 * i386.h (MEMORY_MOVE_COST): .... here;
10171 (struct processor costs): Add new fields to represent costs
10174 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
10176 * regclass.c (init_reg_sets_1): Reinstall the optimization of
10177 move_cost together with Matt Kraai's fix.
10179 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10181 * Makefile.in (OBJS): Add params.o.
10183 2001-02-14 Richard Henderson <rth@redhat.com>
10184 DJ Delorie <dj@redhat.com>
10186 * jump.c (jump_optimize_1): When we delete a conditional jump
10187 preceeding a non-conditional jump to effectively the same place,
10188 make sure that the combined jump skips any clobber insns between
10191 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10193 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
10195 2001-02-14 Mark Mitchell <mark@codesourcery.com>
10197 * Makefile.in (toplev.o): Depend on params.h.
10198 (intergate.o): Likewise.
10199 (params.o): New target.
10200 * flags.h (inline_max_insns): Remove.
10201 * integrate.c: Include params.h.
10202 Use MAX_INLINE_INSNS instead of inline_max_insns.
10203 * params.c: New file.
10204 * params.h: Likewise.
10205 * params.def: Likewise.
10206 * toplev.c: Include params.h.
10207 (lang_independent_params): New variable.
10208 (decode_f_option): Use the param machinery instead of setting
10210 (independent_decode_option): Handle "--param name=value".
10211 (main): Register language-independent parameters.
10213 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
10215 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
10217 2001-02-14 Richard Henderson <rth@redhat.com>
10219 * regclass.c (init_reg_sets_1): Revert last two changes.
10221 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10223 * stor-layout.c (is_pending_size, put_pending_size): New functions.
10224 (variable_size): Call put_pending_size.
10225 * tree.h (is_pending_size, put_pending_size): Add prototypes.
10226 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
10227 sizes list, put newly created SAVE_EXPR there as well.
10229 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10231 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
10232 (errata_find_address_regs): load_group has only 2 entries.
10233 (errata_emit_nops): Likewise. shladd is not problematic.
10234 Clear last_group if nop was emitted.
10235 (fixup_errata): load_group has only 2 entries.
10238 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
10240 * c-lex.c (lex_number): Only warn traditionally for U suffix
10241 outside system macros.
10242 * cppexp.c (parse_number): Similarly.
10243 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
10244 * cppmacro.c (struct cpp_macro): New member node.
10245 (parse_args): Only warn about missing rest args if not
10247 (funlike_invocation_p): Similarly for uninvoked funlike macros.
10248 (cpp_sys_objmacro_p): New.
10249 (_cpp_create_definition): Store the node with the macro defn.
10250 Remember if the macro is defined in a system header.
10252 2001-02-13 DJ Delorie <dj@redhat.com>
10254 * configure.in (check_languages): determine languages to check
10255 * Makefile.in (check-c++): alias for check-g++
10256 (check-f77): alias for check-g77
10257 (CHECK_TARGETS): depend on configured languages
10259 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
10261 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10262 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10263 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10264 (sqrtextendsfdf2): Disable for SSE2.
10266 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
10268 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10269 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10270 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10271 (sqrtextendsfdf2): Disable for SSE2.
10273 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
10275 * i386.md (movsfcc_1): Support integer cmove instruction.
10276 (movdfcc_1): Likewise; new splitter.
10278 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
10280 * i386.c (output_fp_compare): Support SSE.
10281 (prepare_fp_compare_args): SSE comparisons always support memory.
10282 * i386.h (TARGET_CMOVE): SSE imply cmove.
10283 * i386.md (cmp?f2): Enable for SSE too.
10284 (cmpfp_i*): Support SSE.
10285 (cmpfp_i_sse): New.
10286 (cmpfp_i_sse_only): New.
10287 (s*, b* fp expanters): Enable for SSE too.
10288 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
10291 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
10293 * regclass.c (init_reg_sets_1): Silence warning.
10295 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
10297 * i386.md (sqrt?f2): Change to expander.
10298 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
10300 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10302 * rtlanal.c (find_reg_equal_equiv_note): New function.
10303 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
10304 (simplify_gen_relational, simplify_replace_rtx): Likewise.
10305 * rtl.h: Add declarations for above functions.
10307 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
10309 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
10311 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
10312 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
10313 * flow.c (mark_regs_live_at_end): Likewise.
10314 (calculate_global_regs_live): Likewise.
10315 * gcse.c (compute_hash_table): Likewise.
10316 (compute_kill_rd): Likewise.
10317 * resource.c (mark_target_live_regs): Likewise.
10318 * rtl.h (INVALID_REGNUM): New macro.
10320 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
10322 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
10324 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
10326 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
10329 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
10331 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
10333 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
10334 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
10335 (fop_sf_1_sse, fop_df_1_sse): New patterns
10336 (fop_*): Disable float_extend and float patterns for SSE compilation.
10337 * i386.c (output_387_binary_op): Support SSE.
10339 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
10341 * i386.md (dummy_extendsfdf2): Support SSE2
10342 (extendsfdf2): Enable if 80387 or SSE2.
10343 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
10344 and no MIX_I387_SSE2
10345 (extendsfdf2_1_sse_only): New pattern.
10346 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
10348 (truncdfsf2_1): Support SSE.
10349 (truncdfsf2_2): Support SSE.
10350 (truncdfsf2_2_1_sse): New pattern.
10351 (fixtruncsfsi2): Always use SSE if available.
10352 (fix_truncsfsi_sse): New pattern.
10353 (fix_truncdfsi_sse): New pattern.
10354 (floatsis?f2): Support SSE.
10355 (floatsidf2_i387): New pattern.
10356 (floatsidf2_sse): Likewise.
10358 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10360 * configure.in: Use "have_gnat" variable, not "gnat".
10361 * configure: Regenerated.
10363 * config/sparc/sparc.c (function_value): Treat all non-record
10364 aggregate types like used to treat UNION_TYPE.
10366 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
10368 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
10369 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
10371 (MASK_MIX_SSE_I387): New.
10372 (TARGET_SSE): SSE2 imply SSE.
10373 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
10374 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
10375 (enum reg_class): Add new classes.
10376 (REG_CLASS_NAMES): Likewise.
10377 (REG_CLASS_CONTENTS): Likewise.
10378 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
10379 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
10380 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
10381 (CLASS_MAX_NREGS): Use new macros.
10382 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
10383 * i386.md (pushsf, movsf): Support SSE.
10384 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
10385 splitters to use ANY_FP_REGNO_P.
10386 (movdf_nointeger, movdf_integer): Likewise.
10388 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10390 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
10391 (try_combine): Use it.
10393 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
10395 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
10396 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
10397 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
10398 (REGISTER_MOVE_COST): Likewise.
10399 * i386-protos.h (ix86_secondary_memory_needed,
10400 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
10401 * i386.c (ix86_secondary_memory_needed,
10402 ix86_preferred_reload_class, ix86_register_move_cost): New function.
10404 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
10406 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
10407 (HARD_REGNO_MODE_OK): Move offline to ....
10408 * i386.c (ix86_hard_regno_mode_ok) ... here;
10409 refuse all incorrect modes.
10410 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
10412 2001-02-13 Richard Henderson <rth@redhat.com>
10414 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
10415 entire operator; replicate that and match_dup the operands.
10416 (cmp_ccx_arith_op_set): Likewise.
10417 (cmp_cc_arith_op_not_set): Likewise.
10418 (cmp_ccx_arith_op_not_set): Likewise.
10420 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10422 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
10424 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10426 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
10427 (TARGET_NO_BITFIELD_WORD): New macro.
10428 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
10429 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
10431 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10433 * cselib.c: New file, from simplify-rtx.c.
10434 * simplify-rtx.c: Remove cselib parts.
10435 * Makefile.in: Add cselib.o.
10437 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10439 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
10440 (setup_incoming_varargs): Remove warning.
10442 * config/rs6000/rs6000.c (validate_condition_mode): When
10443 flag_fast_math, allow floating-point conditionals to be reversed.
10444 (rs6000_generate_compare): When flag_fast_math, don't generate
10445 cror operations for FP conditionals.
10447 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
10449 (ASM_SPEC): Likewise.
10450 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
10451 (CC1_SPEC): Likewise.
10452 (LINK_TARGET_SPEC): Likewise.
10453 (CPP_ENDIAN_SPEC): Likewise.
10454 * Makefile.in (check-consistency): New target.
10456 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
10458 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
10459 "return type defaults" warning for functions with return type
10461 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
10462 function declarations by default rather than only when pedantic.
10464 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
10466 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10469 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10471 * extend.texi (Deprecated): Deprecate new initializer lists.
10473 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10475 * mkdeps.c (deps_add_default_target): Robustify. Add
10476 basename component only.
10477 * cpp.texi (-M): Describe how default target is generated.
10478 * invoke.texi (-M): Likewise.
10480 2001-02-12 Kazu Hirata <kazu@hxi.com>
10482 * toplev.c (push_float_handler): Remove.
10483 (pop_float_handler): Remove.
10484 * toplev.h: Remove prototypes for the above functions.
10486 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10488 * c-common.c (constant_fits_type_p): New function.
10489 (convert_and_check): Use it.
10491 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10493 * Makefile.in (GXX_ABI_FLAG): Don't define.
10494 * configure.in (--enable-new-gxx-abi): Remove option.
10495 * config.in: Regenerated.
10496 * configure: Likewise.
10498 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10500 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10502 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10503 regular basic block, and arrange for all edges into it to switch
10506 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10508 * Makefile.in (distclean): Do not remove .gdbinit.
10510 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10512 * Makefile.in (gcc.o): Fix typos.
10513 (protize.o): Likewise.
10514 (unprotoize.o): Likewise.
10516 2001-02-11 Richard Henderson <rth@redhat.com>
10518 * tree.c (build1): Check for null operand in last change.
10520 2001-02-11 Richard Henderson <rth@redhat.com>
10522 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10523 (fold): Don't assume a constant isn't foldable.
10524 * tree.c (build): Set TREE_CONSTANT for an expression with no
10525 side-effects and constant operands.
10526 (build1): Likewise.
10528 2001-02-10 Richard Henderson <rth@redhat.com>
10530 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10532 2001-02-10 Anthony Green <green@redhat.com>
10534 * cpp.texi (Standard Predefined): Add documentation for
10537 * c-common.c (combine_strings): Improve warning message.
10539 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10541 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10543 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10545 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10547 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10550 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10552 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10555 2001-02-09 Nick Clifton <nickc@redhat.com>
10557 * config/arm/arm.md: Change output contraint on post inc
10558 load/store multiple patterns to be a read/write contraint.
10560 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10562 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10563 .o files when using the -M options.
10565 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10566 David Edelsohn <edelsohn@gnu.org>
10568 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10569 handle DImode constants. Use one TOC entry for SImode and smaller
10570 constants, aligned properly.
10572 2001-02-08 Jason Merrill <jason@redhat.com>
10574 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10575 about the SP adjustment for saving the static chain pointer.
10576 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10577 offset when setting a temporary CFA register.
10579 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10581 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10582 powerpc-*-chorusos* .
10583 * config/rs6000/chorus.h : New file.
10584 * config/i386/chorus.h : New file.
10585 * config/sparc/chorus.h : New file.
10586 * config/sparc/t-chorus-elf : New file.
10588 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10590 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10591 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10592 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10593 (__WCHAR_TYPE__): Correct macro name.
10595 2001-02-08 Richard Henderson <rth@redhat.com>
10597 * config/i386/i386.c (ix86_frame_pointer_required): New.
10598 (ix86_setup_frame_addresses): New.
10599 (struct machine_funciton): Add accesses_prev_frame.
10600 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10601 ix86_frame_pointer_required.
10602 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10603 (SETUP_FRAME_ADDRESSES): New.
10604 * config/i386/i386-protos.h: Update.
10605 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10606 from FRAME_POINTER_REQUIRED.
10607 * config/i386/svr3gas.h: Likewise.
10608 * config/i386/sysv3.h: Likewise.
10609 * config/i386/v3gas.h: Likewise.
10611 2001-02-08 Richard Henderson <rth@redhat.com>
10613 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10614 calculation of the number of integer registers required.
10615 (function_arg_record_value): Likewise.
10617 2001-02-08 Jason Merrill <jason@redhat.com>
10619 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10620 two. Print file and line with "confused" message.
10622 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10624 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10626 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10628 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10630 * final.c (cleanup_subreg_operands): The address of a MEM can
10633 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10636 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10638 * gcc.texi (Incompatibilities): Update documentation of
10639 preprocessing numbers.
10641 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10643 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10645 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10647 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10649 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10650 * gcc.c (struct compiler): Add cpp_spec field.
10651 (input_file_compiler): New variable.
10652 (do_spec_1): Allow a particular compiler to handle `%C'
10654 (main): Store the current compiler in input_file_compiler.
10655 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10657 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10659 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10660 * cppinit.c (cpp_create_reader): Initialize them.
10661 (append_include_chain): cxx_aware arg might be unused.
10662 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10663 keywords and give them their phase 7 meaning. Pedwarn about
10664 this unless '__bool_true_false_are_defined' is defined.
10666 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10668 * lcm.c (optimize_mode_switching): Emit mode_set before the
10669 JUMP_INSN of an abnormal edge.
10671 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10673 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10674 a scheduling barrier at the end.
10676 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10678 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10680 * config/sh/sh.md (reload_outsf): Removed.
10681 (movsf_ie): Introduce constraints for FPUL loads and stores.
10682 (reload_insf): Broaden the output constraint.
10684 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10686 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10687 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10689 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10691 * final.c: Revert my previous changes.
10692 * output.h: Make profile_label_no extern.
10693 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10694 for generating label.
10696 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10698 * config/i386/djgpp.h: Add comments about standard paths.
10699 (MD_EXEC_PREFIX): Undefine before defining.
10700 (MD_STARTFILE_PREFIX): New.
10702 2001-01-30 Bruce Korb <bkorb@gnu.org>
10704 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10705 (load_file): do not rely on load_file_data() to close file pointer
10706 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10707 fixinc/inclhack.def(irix_limits_const): add test_text
10709 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10711 * cppexp.c (parse_defined): Improve diagnostics for invalid
10714 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10716 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10718 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10720 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10721 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10722 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10723 (rs6000_output_symbol_ref): New function.
10724 (output_toc): Use VTABLE_NAME_P.
10726 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10728 * print-tree.c (print_node, case PARM_DECL):
10729 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10731 * stor-layout.c (reference_types_internal): New variable.
10732 (internal_reference_types): New function.
10733 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10734 * tree.h (internal_reference_types): New declaration.
10736 * cse.c (find_best_addr): Fix typo in computing cost.
10738 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10740 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10741 and this is the sum of a pointer and a constant, we know the result
10743 (num_sign_bit_copies, case PLUS): Likewise.
10744 * explow.c (convert_memory_address): Remove opposite SUBREG.
10745 * function.c (instantiate_new_reg): New function (from common code).
10746 (instantiate_virtual_regs_1): Call it.
10747 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10748 if pointers sign- or zero-extend.
10749 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10750 If pointers extend unsigned, use inside of SUBREG.
10751 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10753 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10755 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10756 subdir of gcc_gxx_include_dir.
10757 (gcc_gxx_target_include_dir): Remove.
10759 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10761 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10762 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10763 a high-level description.
10765 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10767 * final.c: Move the declaration of profile_label_no to ...
10768 * output.h: ... here.
10769 * function.c (expand_function_start): Call PROFILE_HOOK.
10770 * config/rs6000/aix.h: Define PROFILE_HOOK.
10771 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10772 * config/rs6000/rs6000.c (output_profile_hook): Define.
10773 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10774 output_profile_hook.
10775 tm.texi : Explain new macro PROFILE_HOOK.
10777 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10779 * extend.texi (Extended Asm): Do not say that semicolon is always
10780 a valid line-breaking character for GNU assemblers. Use
10781 newline-tab as the most commonly supported syntax. Use
10782 newline-tab rather than semicolon in multi-insn examples.
10784 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10786 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10788 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10789 David Edelsohn <edelsohn@gnu.org>
10791 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10792 code for AIX, even without flag_pic.
10794 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10796 * c-typeck.c (common_type): push and pop binding level around
10797 calling common_type on function parameters.
10799 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10801 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10803 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10805 * config/mips/mips.c (override_options): Fix typo in last change.
10806 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10807 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10809 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10811 * invoke.texi (-fdump-class-layout): Document.
10812 (-fdump-translation-unit): Use `=' as filename separator.
10814 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10816 * Makefile.in (s-mlib): Don't build multilibs if
10817 --disable-multilib.
10818 (DRIVER_DEFINES): Adjust accordingly.
10820 (protoize.o): Likewise.
10821 (unprotoize.o): Likewise.
10822 * configure.in: Recognize --enable-multilib.
10824 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10826 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10828 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10829 * configure.in: Remove --enable-libstdcxx_v3 support.
10830 * configure: Regenerated.
10832 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10834 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10835 Call abort instead of fatal.
10836 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10837 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10838 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10839 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10840 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10841 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10843 * diagnostic.h (set_internal_error_function): Renamed.
10844 * toplev.h (internal_error): Renamed from fatal.
10845 (pfatal_with_name): Deleted.
10846 (fatal_io_error): Now has printf-style arguments.
10847 * diagnostic.c (pfatal_with_name): Deleted.
10848 (fatal_io_error): Rework to have args in printf-style.
10849 (set_internal_error_function): Renamed from set_fatal_function.
10850 (internal_error): Renamed from fatal.
10851 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10852 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10853 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10854 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10855 * flow.c (verify_flow_info): Likewise.
10856 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10857 * config/mips/mips.c (save_restore_insns): Likewise.
10859 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10860 * flow.c (verify_flow_info): Likewise.
10861 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10862 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10863 (avr_normalize_condition): Likewise.
10864 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10865 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10866 (limit_reload_class, double_reg_to_memory): Likewise.
10867 (print_operand_address, emit_1600_code_shift): Likewise.
10868 (gen_tst_reg, gen_compare_reg): Likewise.
10869 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10870 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10872 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10874 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10875 * objc/objc-act.c (build_ivar_chain): Likewise.
10876 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10878 * graph.c (clean_graph_dump_file): Likewise.
10879 * profile.c (init_branch_prob): Likewise.
10880 * objc/objc-act.c (objc_init): Likewise.
10882 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10883 * config/avr/avr.c (avr_override_options): Likewise.
10884 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10885 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10886 * config/h8300/h8300.c (h8300_init_once): Likewise.
10887 * config/mips/mips.c (override_options): Likewise.
10888 * config/i386/i386.c (override_options): Likewise, rework.
10889 * config/m68k/m68k.c (override_options): Likewise.
10891 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10893 * config/mips/mips.c (print_operand): Likewise.
10894 * hash.c (hash_allocate): Don't check for failure returns from
10895 obstack functions that can't fail.
10896 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10897 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10898 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10899 (get_object_reference): Likewise.
10901 2001-02-04 Nick Clifton <nickc@redhat.com>
10903 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10904 StrongARM1110, 10TDMI, and 1020T.
10906 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10908 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10910 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10912 * config/sh/sh.md (movdf load split): Pass register number to
10913 FP_OR_XD_REGISTER_P.
10915 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10917 * cppinit.c (BC): New macro.
10918 (builtin_array): Add __GXX_WEAK__.
10919 * cpplib.h (builtin_type): Add BT_WEAK.
10920 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10921 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10922 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10924 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10926 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10928 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10930 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10931 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10933 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10935 * cpphash.h: Rename ALIGN _ALIGN.
10936 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10938 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10940 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10941 compilation environment.
10942 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10943 control over location of cygwin includes and libs.
10945 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10947 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10949 2001-02-02 lars brinkhoff <lars@nocrew.org>
10951 * md.texi (Standard Names): remove reference to spur.md.
10953 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10955 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10956 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10957 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10958 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10959 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10961 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10963 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10964 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10965 number before reload.
10966 (c4x_adjust_cost): Return zero before reload.
10967 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10968 split before reload.
10970 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10972 * c4x.c (c4x_hard_regno_rename_ok): New.
10973 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10974 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10976 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10978 * diagnostic.h: Add missing "extern" in all declarations.
10980 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10982 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10983 as for gcc_gxx_include_dir.
10985 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10987 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10989 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10991 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10992 label before alignment to be used as the braf base address.
10993 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10995 (casesi_jump_2): Require at least TARGET_SH2.
10997 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10998 truncation to 32-bit doubles on -m3e and -m4-single-only.
11000 2001-02-02 Mark Mitchell <mark@codesourcery.com>
11002 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
11003 the default when building a shared object.
11004 (init_spec): Use it.
11005 * testsuite/lib/g++.exp: Include the directory where libgcc
11006 is located to the LD_LIBRARY_PATH list.
11007 * invoke.texi (-shared-libgcc): Document the cases in which
11008 GCC defaults to using the shared libgcc.
11010 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
11012 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
11013 unsigned is wide enough.
11014 (BITS_PER_SI): New.
11015 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
11016 (si_to_float): Likewise.
11017 (float_to_si, float_to_usi): Use BITS_PER_SI.
11019 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11021 * dwarf2out.c: Added explanation of abbreviations.
11022 (def_cfa_1): Added comments listing DWARF2 instructions.
11023 (cfa_temp_reg): Removed in favor of cfa_temp.
11024 (cfa_temp_value): Removed in favor of cfa_temp.
11025 (cfa_temp): New global variable.
11026 (dwarf2out_frame_debug_expr): Added extensive introductory
11027 comments explaining the function's transformations. Revised to
11028 use cfa_temp. Added some rtx checking. Generalize IOR case.
11029 (dwarf2out_frame_debug): Revised to use cfa_temp.
11030 (output_aranges): Cast as "unsigned" to avoid warning.
11031 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
11032 explain which instructions must be marked.
11034 2001-02-01 Richard Henderson <rth@redhat.com>
11036 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
11039 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
11041 * config/sh/crt1.asm (main_k): Modified so that start calls
11042 ___setup_argv_and_call_main.
11044 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
11046 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
11047 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
11048 and AVOID_LPASTE is cleared on meeting an unescaped newline.
11049 * cppmacro.c (builtin_macro): Set builtin flags here.
11050 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
11051 (replace_args): Clarify intent.
11052 (cpp_get_token): Macro expansion tokens get the saved flags.
11054 * cppmain.c (scan_buffer): Remove now-redundant print.printed
11057 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
11059 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
11062 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11064 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
11065 returns Pmode pseudo, but we need ptr_mode.
11066 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
11067 Remove bogus conversions; use HOST_WIDE_INT for size.
11068 Don't use TARGET if wrong mode.
11070 * config/i386/i386.c (ix86_compute_frame_size): Allow
11071 stack_alignment_needed to be non-default even if size is zero.
11073 2001-01-31 Alan Modra <alan@linuxcare.com.au>
11075 * pa.c (hppa_init_pic_save): New function.
11076 * pa.h (hppa_init_pic_save): Declare.
11077 * pa.md (call, call_value, sibcall, sibcall_value): Use
11078 the above instead of duplicated code.
11080 * pa.c (hppa_encode_label): Correct size of alloca buffer
11081 so we don't overrun it. Correct leading `*' case.
11082 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
11083 need to handle `*@'.
11084 (FUNCTION_NAME_P): Likewise.
11086 2001-01-31 Richard Henderson <rth@redhat.com>
11088 * config.gcc (alpha-osf5): Use float-i128.h.
11090 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
11091 * config/float-i32.h: Likewise.
11092 * config/float-i64.h: Likewise.
11093 * config/float-sh.h: Likewise.
11094 * config/float-sparc.h: Likewise.
11096 2001-01-31 DJ Delorie <dj@redhat.com>
11098 * expmed.c (extract_bit_field): allow non-integral modes if we
11099 want to extract a whole register from itself.
11101 2001-01-31 Jakub Jelinek <jakub@redhat.com>
11103 * c-typeck.c (set_init_index): If first is equal to last, assume as
11104 if it was not a range at all.
11106 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11108 * config/fp-bit.c: Include tm.h.
11109 (float_to_si): Don't assume SImode is 32-bits wide.
11110 (float_to_usi): Likewise.
11112 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11114 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
11116 (typename): Call pending_xref_error after parsing typed_typespecs.
11117 * c-decl.c (lookup_tag): Give error immediately rather than
11118 leaving it pending if the tag of the wrong type is in the same
11120 (xref_tag): Don't pedwarn for forward declarations of enum types
11122 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
11125 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11127 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
11129 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11131 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
11132 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
11134 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11136 * cpphash.h (struct cpp_reader): New saved_flags.
11137 * cppmacro.c (cpp_get_token): Use saved_flags to remember
11138 to avoid a paste after a pasted token.
11140 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11142 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
11143 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
11144 Wtype_MIN instead of LONG_MIN.
11146 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11148 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
11150 * fixinc/fixincl.x: Regenerated.
11151 * fixinc/inclhack.def (irix_limits_const): New definition to
11152 convert "const" to "__const" in limits.h.
11154 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11156 * fixinc/genfixes (AG): Fix "autogen4" thinko.
11158 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11160 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
11161 when register dies in the insn.
11163 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11165 * diagnostic.c (fatal): Fix word wrap.
11167 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
11169 * combine.c (try_combine): Fix SUBREG setting for
11170 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
11172 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11174 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
11177 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11179 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
11181 * toplev.c (decode_W_option): Update warn_larger_than
11182 unconditionally for each processed switch.
11184 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11186 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
11188 (hppa_expand_prologue): Delete code to save pic offset table register
11189 in the function prologue.
11190 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
11191 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
11192 table register at the beginning of the function after the prologue.
11194 2001-01-29 lars brinkhoff <lars@nocrew.org>
11196 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
11198 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
11199 Jeff Law <law@redhat.com>
11201 * pa.md (return): Revise comment for trivial return.
11202 (return_internal): Non-trivial return pattern for non-PIC code.
11203 (return_internal_pic): Non-trivial return pattern for PIC code.
11204 It uses the PIC register to ensure it is restored after
11206 (epilogue): Generate appropriate return for PIC and non-PIC code.
11208 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
11210 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
11212 2001-01-29 DJ Delorie <dj@redhat.com>
11214 * combine.c (if_then_else_cond): Pass the correct mode to
11215 operand_subword() for constants.
11217 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
11219 * config/i386/cygwin.h: Add w32api to include search. Search different
11220 directories in a cross-build environment.
11222 2001-11-29 Tim Josling <tej@melbpc.org.au>
11224 * tree.h (TYPE_STUB_DECL): Add documentation.
11226 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
11228 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
11229 (sdbout_field_types): Likwise. Fix use of host_integerp.
11231 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
11233 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
11236 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
11238 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
11239 to use flag_gnu_linker.
11241 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11243 * cpplib.c (T_BAD_DIRECTIVE): Remove.
11244 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
11246 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
11248 * tree.c, tree.h (build_parse_node): Remove; was identical to
11250 * c-lang.c (start_cdtor), objc/objc-act.c
11251 (build_module_descriptor): Use build_nt instead of
11254 2001-01-29 Jakub Jelinek <jakub@redhat.com>
11256 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
11257 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
11258 not have any upper bits set.
11260 2001-01-29 Phil Edwards <pme@sources.redhat.com>
11262 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
11264 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11266 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
11268 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
11270 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
11271 (integer_minus_one_node): Define.
11273 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
11275 * Makefile.in (bootstrap2-lean): Fix typo.
11277 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
11279 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
11280 : Don't set fe_value.
11281 * cpplib.h (AVOID_LPASTE): New flag.
11282 (struct cpp_hashnode): Remove fe_value.
11283 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
11284 * cppmacro.c (builtin_macro): Don't set flags here.
11285 (replace_args): Set AVOID_LPASTE flag on first token of an
11286 argument, and the token following it.
11287 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
11288 macro expansion, and on the token following it. Do it for
11290 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
11292 2001-01-27 Richard Henderson <rth@redhat.com>
11294 * config/alpha/t-ieee: Remove multilibbing.
11295 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11297 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11299 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
11301 * Makefile.in: Remove all dependencies on defaults.h.
11302 * builtins.c: Don't include defaults.h.
11303 * c-common.c: Likewise.
11304 * c-decl.c: Likewise.
11305 * c-pragma.c: Likewise.
11306 * c-typeck.c: Likewise.
11307 * combine.c: Likewise.
11308 * i386.c: Likewise.
11309 * frame-ia64.c: Likewise.
11310 * cppexp.c: Likewise.
11311 * crtstuff.c: Likewise.
11312 * dbxout.c: Likewise.
11313 * dwarf2out.c: Likewise.
11314 * dwarfout.c: Likewise.
11315 * emit-rtl.c: Likewise.
11316 * except.c: Likewise.
11317 * expr.c: Likewise.
11318 * final.c: Likewise.
11319 * frame-dwarf2.c: Likewise.
11320 * libgcc2.c: Likewise.
11321 * optabs.c: Likewise.
11322 * profile.c: Likewise.
11323 * sdbout.c: Likewise.
11324 * toplev.c: Likewise.
11325 * tradcif.y: Likewise.
11326 * tree.c: Likewise.
11327 * varasm.c: Likewise.
11329 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11331 * builtins.c (expand_builtin_fputs): Use size_one_node when
11332 transforming into fwrite.
11334 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
11336 * extend.texi (Attribute Syntax): New section.
11338 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11340 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
11341 they didn't need fixing.
11343 2001-01-27 Janis Johnson <janis@us.ibm.com>
11345 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
11347 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
11348 to remove macro definitions that are duplicated from elfos.h.
11350 2001-01-27 Richard Henderson <rth@redhat.com>
11352 * config/i386/sco5gas.h: Move ...
11353 * config/usegas.h: ... here.
11354 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
11356 2001-01-27 Jakub Jelinek <jakub@redhat.com>
11358 * c-typeck.c (struct constructor_stack): Add range_stack member.
11359 (really_start_incremental_init): Clear it.
11360 (push_init_level): Save constructor_range_stack and clear it if
11361 pushing explicit braces.
11362 (pop_init_level): abort if constructor_range_stack is non-zero at
11363 explicit closing brace. Restore saved constructor_range_stack if
11366 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11368 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
11369 into register was forced into memory.
11371 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11373 * Makefile.in: Remove uses of + before $(MAKE).
11375 2001-01-26 Richard Henderson <rth@redhat.com>
11377 * stmt.c (cost_table): Remove.
11378 (COST_TABLE, cost_table_initialized): New.
11379 (estimate_case_costs): Use the later instead of the former.
11380 (balance_case_nodes): Likewise.
11382 2001-01-26 Richard Henderson <rth@redhat.com>
11384 * alias.c (objects_must_conflict_p): Read-only slots may not
11385 conflict despite having the same type.
11387 2001-01-27 Michael Hayes <mhayes@redhat.com>
11389 * loop.c (loop_giv_reduce_benefit): Copy mode size into
11391 (check_ext_dependant_givs): Initialise u_start_val and
11393 (load_mems): Make last_max_reg unsigned.
11394 (try_swap_copy_prop): Use INSN_P and initialise set.
11396 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
11398 * README.AVR : Removed.
11400 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
11402 * pa-64.h (text_section): Remove declaration.
11404 * pa.md (return_internal): Remove mode on PIC register use.
11406 2001-01-25 lars brinkhoff <lars@nocrew.org>
11408 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
11409 ASM_CLOSE_PAREN): fix typos.
11411 2001-01-25 Mark Mitchell <mark@codesourcery.com>
11413 * acconfig.h: Define `const' to the empty string if neither
11414 __STDC__ nor __cplusplus is defined.
11415 * config.in: Regenerated.
11417 2001-01-25 David Edelsohn <edelsohn@gnu.org>
11419 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
11420 * collect2.c (main): Delete importf. Add ".obj" file extension.
11421 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
11422 (aix_std_libs): Add additional AIX libraries to skip.
11423 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
11424 * config/rs6000/aix51.h: New file.
11426 2001-01-25 Michael Hayes <mhayes@redhat.com>
11428 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
11429 (loop_insn_emit_before): No longer static.
11430 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
11431 (loop_givs_rescan, load_mems): Likewise.
11432 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
11433 (maybe_eliminate_biv_1):
11434 (move_movables): Replace emit_call_insn_before with
11435 loop_call_insn_hoist.
11436 * loop.h (loop_insn_emit_before): Add.
11437 * unroll.c (copy_loop_body): Replace emit_insn_before with
11438 loop_insn_emit_before.
11440 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
11442 * diagnostic.c (fatal): Request preprocessed source.
11444 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
11446 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
11447 olddecl has argument types and newdecl has none, use the argument
11448 types from olddecl.
11450 2001-01-24 Ulrich Drepper <drepper@redhat.com>
11452 * dwarf2out.c (prefix_of): New function. Determine longest common
11453 prefix of the two arguments. The units are whole path components.
11454 (output_file_names): When adding a new directory find the one entry
11455 with the longest common prefix already in the list. Artificially
11456 generate entry if there is none for this prefix.
11457 Fix test to check whether the zeroth directory entry is used.
11459 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
11461 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
11462 Changed all callers. Take it into account when deciding if a
11463 previously loaded value matches.
11465 2001-01-24 Richard Henderson <rth@redhat.com>
11467 * reload.c (find_reloads_subreg_address): Fail the substitution
11468 if the resulting address is insufficiently aligned.
11470 2001-01-24 DJ Delorie <dj@redhat.com>
11472 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11473 check the original operand's mode also.
11474 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11476 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11478 * c-parse.in (cast_expr): Move compound literals from here ...
11479 (primary): ... to here. Use standard terminology "compound
11480 literal" instead of "constructor expression".
11482 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11484 * gcc.1, cpp.1: Regenerate.
11486 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11488 * calls.c (emit_library_call_value_1): Memory slot for
11489 pass-by-reference argument should have the mode of the argument,
11490 not of the pointer to it.
11492 2001-01-24 Tom Tromey <tromey@redhat.com>
11494 * gcc.texi (G++ and GCC): Mention gcj manual.
11495 (Standards): Link to section of manual mentioning gcj/Java
11498 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11500 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11501 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11502 * tradcpp.c (main): Add -imacros or -include'd dependencies
11504 * cpp.texi (-M, -MM): Document -M -include behaviour.
11506 2001-01-24 Roger Collins <roger@ProProject.com>
11508 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11510 2001-01-24 Will Cohen <wcohen@redhat.com>
11512 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11513 whether registers are 32 bits or 64 bits in size.
11515 2001-01-24 Ben Elliston <bje@redhat.com>
11517 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11519 2001-01-24 Richard Henderson <rth@redhat.com>
11521 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11522 (builtin_longjmp): Use it instead of emit_indirect_jump.
11524 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11526 * bb-reorder.c (make_reorder_chain_1): Handle case where
11527 jump edge goes to the same block as the fallthru edge.
11529 2001-01-23 Jim Wilson <wilson@redhat.com>
11531 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11532 * frame.h (__ia64_personality_v1): Add prototype.
11533 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11534 prototype form. Add void * cast to first argument to personality
11536 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11537 (asctoe113): Likewise.
11538 * config/ia64/frame-ia64.c: Include eh-common.h.
11539 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11541 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11543 (itanium_split_issue): Add prototype.
11544 (gen_nop_type): Ifdef out.
11545 (find_best_packet): Initialize best_packet.
11546 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11548 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11549 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11550 (flushrs): Add explicit stop bit at end.
11551 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11554 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11556 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11558 * libgcc2.c (__terminate_func): Make variable static.
11559 (__terminate_set_func): New function to set __terminate_func.
11560 * libgcc2.h (__terminate_func_ptr): New typedef.
11561 (__terminate_set_func): New function.
11563 2001-01-23 Richard Henderson <rth@redhat.com>
11565 * flow.c (init_propagate_block_info): Don't consider unchanging
11566 memories for dead frame store elimination.
11568 2001-01-23 Richard Henderson <rth@redhat.com>
11570 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11571 * defaults.h: ... here.
11573 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11575 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11577 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11579 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11581 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11583 * rs6000.h (rs6000_return_addr): Move prototype from here...
11584 * rs6000-protos.h (rs6000_return_addr): ...to here.
11585 (rs6000_init_expanders): Delete prototype.
11587 2001-01-23 Nick Clifton <nickc@redhat.com>
11589 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11590 (Spec Files): Document %B and %j and %. and %v3 and %M and
11591 %{S*&T} spec switches.
11593 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11595 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11597 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11598 Neil Booth <neil@daikokuya.demon.co.uk>
11600 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11601 Have -Werror make pedantic warnings errors, like the
11604 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11606 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11608 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11610 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11611 * integrate.c (expand_inline_function): Initialize them.
11612 (subst_constants): If changing COMPARE so that both its arguments
11613 will be VOIDmode and the comparison mode will be lost, note
11614 compare_mode. Use the recorded compare_mode to optimize
11617 2001-01-23 Jason Merrill <jason@redhat.com>
11619 * dwarf2out.c (new_die): Use xcalloc.
11620 (output_die): Abort rather than emit a local reference to offset 0.
11622 2001-01-17 Andrew Haley <aph@redhat.com>
11624 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11625 of a saved register; return NULL instead.
11626 (copy_reg): Take a pointer to a source register rather than a
11628 (next_stack_level): Remember the address in the stack frame of all
11630 Use the saved register pointer array as the source of the CFA.
11631 (throw_helper): Rewrite. Unwind once rather than twice and keep
11632 track of saved registers as we go.
11634 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11636 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11637 * c4x.c (c4x_legitimize_reload_address): Remove.
11638 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11639 reload address for ldp(k) insn.
11641 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11643 * pa.md (return_internal): Add a USE of the PIC register to ensure
11644 it is restored after each call.
11645 (return expander): Corresponding changes.
11647 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11649 * rs6000.h (INIT_EXPANDERS): Delete.
11650 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11651 * rs6000.c (rs6000_override_options): Call *_machine_status from
11653 (rs6000_init_expanders): ...instead of here. Delete.
11654 (rs6000_mark_machine_status): New function.
11655 (rs6000_init_machine_status): Use xcalloc.
11656 (rs6000_return_addr): Generate RTX for the return address.
11657 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11658 (rs6000_stack_info): Use it.
11660 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11662 * gthr-win32.h: Include errno.h to get a declaration for
11663 EINVAL and _mingw.h if the target is mingw32.
11665 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11667 * cpp.texi: Correct typos.
11669 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11671 * explow.c (probe_stack_range): Ensure value passed to
11672 stack_check_libfunc is ptr_mode, not Pmode.
11674 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11676 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11677 case, don't use operand_subword to calculate a SUBREG that is
11680 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11682 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11684 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11685 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11686 valid. If not replace it by equivalent insns.
11688 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11690 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11691 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11692 (c4x_U_constraint, symbolic_address_operand): Likewise.
11693 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11695 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11696 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11697 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11698 anulling slot because of silicon bug.
11699 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11701 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11703 * cppexp.c (parse_charconst): Change `mask' type to agree
11706 2001-01-21 Richard Henderson <rth@redhat.com>
11708 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11709 pic_label_name in a linkonce section.
11711 2001-01-17 Philipp Thomas <pthomas@suse.de>
11713 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11715 * configure: Regenerate.
11717 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11719 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11720 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11722 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11724 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11725 If REVERSE nonzero then condition code in X must be reversed.
11726 (encode_section_info): Optimise if/else.
11727 (avr_function_value): Fix formatting.
11729 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11730 (difficult_branch): Likewise.
11731 (rvbranch): Likewise.
11732 (difficult_rvbranch): Likewise.
11734 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11736 * config/avr/libgcc.S: Fix comment.
11738 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11740 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11742 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11744 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11746 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11748 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11749 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11750 * configure, config.in: Regenerate.
11751 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11752 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11753 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11754 (doprint.o): New rule.
11756 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11758 * c-typeck.c (digest_init): Handle boolean types as scalars.
11760 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11762 * stmt.c (expand_return): Don't return anything if size is zero.
11763 Delete redundant assignment to BYTES.
11764 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11766 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11768 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11769 the same as the default library function names.
11770 * config/avr/avr.md: Document special characters after '%'.
11771 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11772 knowing which of the call-used registers are really clobbered.
11773 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11774 New. Both quotient and remainder from one libgcc.S call.
11775 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11776 clobber as few registers as possible.
11777 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11779 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11781 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11782 context of the top of the stack.
11784 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11786 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11787 (fixup_var_refs_insns): ...here.
11789 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11791 * function.c (fixup_var_refs_insns): Break up into
11792 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11793 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11794 [loop over hash table entries].
11795 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11796 fixup_var_refs_insns_with_hash, to match above changes.
11798 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11800 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11801 (libgcc.a): Likewise.
11802 (stmp-multilib): Likewise.
11803 (STAGE2_FLAGS_TO_PASS): Likewise.
11805 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11807 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11808 temporary if no_new_pseudos.
11810 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11812 * cppinternals.texi: Update.
11814 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11816 * arm.c (arm_init_builtins): Re-enable builtins.
11818 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11820 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11821 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11822 element to be null, and always expect an EXPR_LIST.
11823 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11824 * sched-deps.c (sched_analyze_1): Likewise.
11825 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11827 * regclass.c (max_set_parallel): New variable.
11828 (reg_scan): Take it into account in computation of max_parallel.
11829 (reg_scan_mark_refs, case SET): Compute it.
11831 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11833 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11834 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11836 2001-01-19 Jason Merrill <jason@redhat.com>
11838 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11839 for the abstract instance of an inline function.
11841 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11842 J"orn Rennecke <amylaar@redhat.com>
11844 * reload1.c (move2add_note_store): Treat all registers directly or
11845 indirectly derived from a base register as members of the same set
11847 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11848 of base register into account.
11850 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11852 * alias.c (find_base_value): Recognize TRUNCATE.
11853 (record_set): In PLUS case, invalidate if other summand is also a
11856 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11858 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11859 entry to be EXPR_LIST.
11860 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11861 be an EXPR_LIST (but not null, which other code doesn't allow).
11862 (note_stores): Properly handle PARALLEL in SET.
11863 Recursively call for top-level PARALLEL.
11864 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11865 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11867 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11869 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11871 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11872 not pfile->skipping (== 0).
11874 2001-01-17 Nick Clifton <nickc@redhat.com>
11876 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11879 2001-01-17 Jim Wilson <wilson@redhat.com>
11881 * invoke.texi (IA-64 options): Improve.
11883 2001-01-17 Tom Tromey <tromey@redhat.com>
11885 * invoke.texi (Optimize Options): Use `{}' to around @samp
11888 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11890 * invoke.texi (-fno-guess-branch-probability): New option.
11892 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11894 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11895 case of making new double-word constant.
11896 Revert last change: instead just test i3_subst_into_i2.
11898 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11900 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11901 Use q constraints instead of r.
11903 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11905 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11906 (machine_function): Define.
11907 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11908 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11909 pa_free_machine_status): New functions.
11910 (override_options): Set {init,mark,free}_machine_status to above.
11911 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11912 PIC_OFFSET_TABLE_REGNUM_SAVED.
11913 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11914 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11915 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11916 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11917 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11919 2001-01-15 DJ Delorie <dj@redhat.com>
11921 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11925 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11927 * flow.c (propagate_one_insn): Make trying to delete a prologue
11928 or epilogue insn an ICE, not a warning. Allow doing this if
11929 the current function returns with stack pointer depressed.
11931 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11932 I3 having more than one SET.
11934 2001-01-16 Jim Wilson <wilson@redhat.com>
11936 * invoke.texi: Document IA-64 options.
11938 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11939 (fixup_errata): Delete TARGET_A_STEP use.
11940 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11941 (TARGET_SWITCHES): Delete -ma-step option.
11942 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11943 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11944 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11945 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11946 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11947 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11949 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11950 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11951 cmovsi_internal): Delete ! TARGET_A_STEP check.
11953 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11955 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11956 possibility to report bugs via postal mail. Change a URL and
11957 merge in a nearly duplicate statement...
11958 (Bug Reporting): ...from here.
11959 (Service): Refer to the Bug Reporting section instead of
11960 duplicating an URL.
11961 (Contributing): Remove trivial explanations concerning snapshots.
11963 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11965 * cppmain.c (general_init): Don't use ANSI prototype.
11967 2001-01-16 Tom Tromey <tromey@redhat.com>
11969 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11971 2001-01-16 Richard Henderson <rth@redhat.com>
11973 * config/i386/i386.h: Fix comment typo.
11974 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11975 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11977 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11979 * gcc.c: Revert previous -fsyntax-only-related change; move
11982 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11984 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11985 inmode after checking GET_CODE (op).
11987 2001-01-16 Richard Henderson <rth@redhat.com>
11989 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11990 (MAX_MEM_SET_LIST_LEN): New.
11991 (propagate_one_insn): Update mem_set_list_len.
11992 (invalidate_mems_from_autoinc): Likewise.
11993 (invalidate_mems_from_set): Likewise.
11994 (mark_used_regs): Likewise.
11995 (init_propagate_block_info): Likewise. Stop collecting memories
11996 when we reach MAX_MEM_SET_LIST_LEN.
11997 (mark_set_1): Likewise.
11999 2001-01-16 Richard Henderson <rth@redhat.com>
12001 * unroll.c (precondition_loop_p): Fail if no iteration
12004 2001-01-16 Phil Edwards <pme@sources.redhat.com>
12006 * gcc.c: When -fsyntax-only is given, do not complain about
12009 2001-01-15 Richard Henderson <rth@redhat.com>
12011 * config/i386/i386.c (asm_output_function_prefix): Remove.
12012 (ix86_asm_file_end): New.
12013 (load_pic_register): Generate pic_label_name into a
12014 staticly allocated buffer.
12015 * config/i386/i386-protos.h: Update.
12016 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
12017 (ASM_FILE_END): New.
12018 * config/i386/i386afe.h: New file.
12019 * config.gcc (i?86-*-elf) [tm_file]: Use it.
12020 (i?86-*-{freebsd,linux*,moss*}): Likewise.
12021 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
12022 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
12023 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
12024 * config/i386/sco5.h (ASM_FILE_END): Likewise.
12025 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
12027 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
12029 * Makefile.in (install-man): Remove explicit dependency on
12032 * configure.in, configure: Revert previous patch requiring perl
12035 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
12037 * toplev.c (flag_guess_branch_prob): New.
12038 (f_options): Add guess-branch-probability option.
12039 (rest_of_decl_compilation): Only estimate branch probability if
12041 (main): set flag_guess_branch_prob.
12043 * flags.h (flag_guess_branch_prob): New.
12045 2001-01-15 DJ Delorie <dj@redhat.com>
12047 * gcc.texi (Makefile): Add documentation for Makefile targets.
12049 2001-01-15 Philip Blundell <philb@gnu.org>
12051 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
12053 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
12054 (is_pic): Delete declaration.
12055 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
12056 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
12057 * config/arm/arm.md (builtin_setjmp_receiver): New.
12059 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12061 * arm.c (use_return_insn): Don't try to determine the function type
12062 until after reload has completed.
12063 (arm_output_epilogue): Don't adjust the sp value recovered from the
12065 (emit_multi_reg_push): Don't record dwarf information for the pc.
12066 * arm.md (eh_epilogue): The function type may have changed, so it
12067 needs to be recalculated.
12068 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
12069 unwind tables on arm/netbsd.
12071 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12073 * arm.md (cbranchsi4): Correct calculation of branch ranges.
12074 (negated_cbranchsi4): Likewise.
12076 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
12078 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
12079 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12080 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
12081 pass -mapcs-* options to assembler.
12082 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
12083 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
12084 (ASM_SPEC): Call subtarget_extra_asm_spec.
12086 2001-01-15 Andreas Jaeger <aj@suse.de>
12088 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
12090 (ix86_expand_builtin): Likewise.
12092 * gencodes.c (output_predicate_decls): Make i size_t to avoid
12093 warning about comparison between signed and unsigned.
12095 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12097 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
12099 2001-01-14 Ralf Baechle <ralf@gnu.org>
12101 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
12102 SUBTARGET_CPP_SPEC apropriatly.
12104 2001-01-12 Mark Mitchell <mark@codesourcery.com>
12106 * varasm.c (make_decl_rtl): Fix typo in last change.
12108 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
12110 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
12111 linker supports the init_priority C++ attribute.
12112 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
12113 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
12114 linker does not support init_priority C++ attribute.
12116 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
12118 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
12120 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12122 * c-parse.in (finish_parse): Add comment about cpp_destroy.
12123 * cp/lex.c (finish_parse): Similarly.
12124 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
12125 Return the number of errors encountered.
12126 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
12127 * cppmain.c (main): Don't call cpp_destroy.
12129 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
12131 * configure.in: Require at least perl 5.6.0 to regenerate
12133 * configure: Regenerate.
12135 2001-01-14 Richard Henderson <rth@redhat.com>
12137 * genrecog.c (DT_veclen_ge): New.
12138 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
12139 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
12140 (nodes_identical_1): Handle DT_veclen_ge.
12141 (write_cond, debug_decision_2): Likewise.
12143 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12145 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
12147 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
12149 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12151 * cppmain.c (do_preprocessing): New function; most of the old
12153 (main): Call it to do most of the work.
12154 (cb): Move from global scope to set_callbacks ().
12155 (setup_callbacks): Get the callback pointer.
12156 (general_init, printer_init): Clean up code and comments.
12158 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12160 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
12163 2001-01-14 Kazu Hirata <kazu@hxi.com>
12165 * config/h8300/h8300.c (get_shift_alg): Update comments.
12167 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12169 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
12170 (alloc_page, ggc_alloc): Add casts to remove warnings.
12172 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12174 * combine.c (simplify_comparison): Don't change `code' when
12175 can't reverse comparison.
12177 2001-01-14 Richard Henderson <rth@redhat.com>
12179 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
12180 update all call sites. Return true for all non-label constants.
12182 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
12184 * i386.c (ix86_expand_compare): Add bypass_test and second_test
12186 (ix86_expand_branch): Update.
12187 (ix86_expand_setcc): Update to handle multiple test conditions.
12188 (expand_int_movcc): Likewise.
12189 (expand_fp_movcc): Likewise.
12190 * i386-protos.h (ix86_expand_compare): New.
12191 * i386.md (andqi_?_slp, orqi_?_slp): New.
12192 (conditional trap expander): Update call to ix86_expand_compare.
12194 2001-01-14 Richard Henderson <rth@redhat.com>
12196 * config/vax/vax.md: Use nonimmediate_operand instead of
12197 general_operand in destinations.
12199 * config/vax/vax.md (indirect_jump): Use register_operand.
12201 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
12202 * config/vax/vax.md (call_pop): Turn into an expander.
12203 (call_value_pop): Likewise.
12204 (call, call_value): New.
12206 2001-01-14 Andreas Jaeger <aj@suse.de>
12208 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
12210 (ix86_fp_compare_mode): Add unused attribute.
12211 (ix86_expand_fp_movcc): Remove unused variable.
12212 (ix86_expand_builtin): Make fcode unsigned.
12214 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
12215 (expand_expr): Add cast to avoid signed warning.
12216 (store_field): Likewise.
12217 (store_constructor_field): Likewise.
12218 (store_constructor): Likewise.
12219 (store_expr): Likewise.
12220 (clear_storage): Likewise.
12221 (emit_group_store): Likewise.
12222 (emit_group_load): Likewise.
12224 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12226 * c-common.c: Move format checking code to ...
12227 * c-format.c: ... here. New file. Reorder some functions and
12229 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
12231 * c-common.h (decl_handle_format_attribute,
12232 decl_handle_format_arg_attribute): Declare.
12233 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
12234 (c-common.o): Adjust dependencies.
12235 (c-format.o): New list of dependencies.
12237 2001-01-13 Jakub Jelinek <jakub@redhat.com>
12239 * unroll.c (loop_iterations): If we cannot prove iteration variable
12240 is set once in each iteration, punt.
12242 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
12244 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
12245 (*strlenhi): Remove clobber (which was buggy) of output address.
12247 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12249 * Makefile.in (generated-manpages): Add gcc.1
12250 ($(srcdir)/gcc.1): New target.
12251 (maintainer-clean): Delete $(srcdir)/gcc.1.
12252 * gcc.texi: Add macros @gccoptlist and @gol.
12253 * invoke.texi: Include option summary in manpage. Mark up option
12254 summary with @gccoptlist and @gol. Use @r in one place where
12256 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
12257 * gcc.1: Generate from invoke.texi.
12259 2001-01-13 Richard Henderson <rth@redhat.com>
12261 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
12262 (struct page_entry): Add group member.
12263 (struct page_group): New.
12264 (struct globals): Add page_groups member.
12265 (alloc_anon): Only define for using mmap; remove valloc call.
12266 (page_group_index): New.
12267 (set_page_group_in_use): New.
12268 (clear_page_group_in_use): New.
12269 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
12270 (free_page, release_pages): Likewise.
12271 * configure.in (with-gc): Default to ggc-page always.
12273 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12275 * reload1.c (replace_pseudos_in_call_usage): Use
12276 reg_equiv_constant and reg_equiv_address, and don't try
12277 regno_reg_rtx first.
12279 2001-01-13 Richard Henderson <rth@redhat.com>
12281 * ggc-page.c (alloc_page): Round up allocation size to one page.
12282 Set e->order on extra pages.
12284 2001-01-13 Richard Henderson <rth@redhat.com>
12286 * genrecog.c (nodes_identical): Expand commentary.
12287 (write_switch): Watch out for identical nodes.
12289 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12291 * cppfiles.c (_cpp_fake_include): New function.
12292 * cpphash.h (_cpp_fake_include): New.
12293 * cpplib.c (do_line): Call _cpp_fake_include when entering
12294 header files in preprocessed input.
12295 * cppmain.c (cb_pragma_implementation): Remove handling.
12296 (setup_callbacks): Don't register pragmas.
12298 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12300 * extend.texi: Udate for CPP.
12302 2001-01-13 Andreas Jaeger <aj@suse.de>
12304 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
12306 * regmove.c: Add prototype for replace_in_call_usage.
12308 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12310 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
12311 struct cpp_chunk, struct htab, struct toklist,
12312 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
12313 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
12314 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
12315 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
12316 (struct macro_args): Delete.
12317 * cpphash.h: See above.
12319 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12321 * cppmain.c (struct printer): Remove no_line_dirs.
12322 (options, cb): New.
12323 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
12324 : Use options rather than CPP_OPTION.
12325 (setup_callbacks): Use cb rather than pfile->cb.
12326 (main): No need to check for a buffer. Use cpp_errors.
12327 (printer_init): Don't set no_line_dirs.
12328 (maybe_print_line): Use options not no_line_dirs.
12329 (cb_file_change): Don't call print_line if -P.
12331 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12333 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
12335 * c-parse.in (finish_parse): Use cpp_errors.
12336 (__yylex): Use return value of cpp_pop_buffer.
12337 * cp/lex.c (finish_parse): Use cpp_errors.
12338 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
12340 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
12342 * README.AVR: URLs corrected.
12344 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12346 * c-decl.c (start_function): Don't warn if old prototype is builtin
12347 that's not in C's namespace.
12348 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
12349 (_bb): Add prototype for ctime.
12350 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
12352 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
12354 * i386.c (ix86_fp_comparison_arithmetics_cost,
12355 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
12356 ix86_fp_comparison_cost): New functions.
12357 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
12358 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
12359 two-branch sequences; make static.
12360 (ix86_use_fcomi_compare): Do decision according to the costs.
12361 (split_fp_branch): New.
12362 * i386.md (compare-and-branch patterns): Use split_fp_branch.
12363 * i386-protos.h (ix86_expand_fp_compare): Remove
12364 (ix86_split_fp_branch): Declare.
12366 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
12367 and ix86_comparison_operator.
12369 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
12370 to make it cheaper.
12372 * i386.c (put_condition_code): Output properly the unordered/ordered
12373 compares in fp case.
12374 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
12376 * tm.texi (REVERSE_CONDITION): Document.
12377 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
12378 in -ffast-math mode.
12379 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
12381 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12383 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
12385 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
12388 * config/sh/sh.c (mova_p): Fix test for mova_const.
12390 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12392 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
12393 cpp_get_options rather than dereferencing pfile and using
12395 * scan-decls.c (scan_decls): Use return value of
12396 cpp_pop_buffer rather than CPP_BUFFER.
12398 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12400 * cppinit.c (cpp_handle_option): help_only is now part of the
12401 cpp_options structure.
12402 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
12403 cpp_set_callbacks): New functions.
12404 * cpplib.h (cpp_callbacks): Break out as a named structure.
12405 (cpp_options): Move help_only here from cpp_reader.
12406 (CPP_FATAL_ERRORS): Update to use cpp_errors.
12407 (cpp_errors, cpp_get_options, cpp_get_callbacks,
12408 cpp_set_callbacks): New prototypes.
12409 * cppmain.c (main): Update for help_only.
12411 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12413 * Makefile.in (info, maintainer-clean, install-info, uninstall):
12414 Also build and remove and install and uninstall c-tree.info and
12416 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
12417 ($(srcdir)/cppinternals.info): New target.
12418 * c-tree.texi: Change file name used when makeinfo used without -o
12419 from ir.info to c-tree.info. Add info directory entry.
12420 * cppinternals.texi: Add info directory entry.
12421 * .cvsignore: Update.
12423 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12425 * c-typeck.c (store_init_value): Don't require constant initializer
12426 elements with -pedantic -std=c99.
12427 (digest_init): Change error about non-constant initializer elements
12429 (constructor_range_end): Remove.
12430 (constructor_incremental, designator_depth,
12431 designator_errorneous): New variables.
12432 (struct constructor_stack): Remove range_end, add incremental.
12433 (struct constructor_range_stack, constructor_range_stack): New.
12434 (struct initializer_stack): Add constructor_range_stack.
12435 (finish_init): Set it.
12436 (start_init): Likewise. require_constant_elements for non-static
12437 trees only if not flag_isoc99.
12438 (really_start_incremental_init): Remove constructor_range_end, add
12439 constructor_incremental.
12440 (pop_init_level): Likewise.
12441 (push_init_level): Likewise. If implicit and the subobject had some
12442 value set already, preinitialize the level with it.
12443 Warn about missing braces only if not pushing due to designators.
12444 (set_designator, push_range_stack): New functions.
12445 (set_init_label): Use them.
12446 (set_init_index): Likewise. Remove constructor_range_end.
12447 Error if designator index is outside of array bounds.
12448 (add_pending_init): Compare values of purpose index trees, not the
12449 trees themselves. Allow overwriting of already initialized element.
12450 Issue a warning if it had side-effects.
12451 (set_nonincremental_init, set_nonincremental_init_from_string): New
12453 (pending_init_member): Rename to...
12454 (find_init_member): ...this function. Call set_nonincremental_init
12455 if necessary. Compare values of purpose index trees, not the trees
12456 themselves. Return the actual value, not just non-zero if something
12458 (output_init_element): Remove checks for duplicates.
12459 If field has zero size, only check the initializer for correctness.
12460 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
12461 if constructor_incremental is zero. Change error about initializers
12462 not computable at load time into pedwarn.
12463 (output_pending_init_elements): Compare bit positions, not
12464 FIELD_DECLs to take into account zero-sized fields.
12465 (process_init_element): Use constructor_range_stack to fill all
12466 ranges in the designator lists from current level up.
12467 * extend.texi: Update documentation for labeled elements.
12469 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12471 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12472 to function usage for arguments passed by reference. Optimize
12473 callee-copied arguments.
12474 * regmove.c (replace_in_call_usage): New function.
12475 (fixup_match_1): Call it.
12476 * cse.c (cse_insn): Canonicalize registers in function usage.
12477 * reload1.c (replace_pseudos_in_call_usage): New function.
12480 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12483 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12485 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12488 2001-01-12 DJ Delorie <dj@redhat.com>
12490 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12491 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12494 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12496 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12497 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12498 -std options alongside references to -ansi. Update some
12499 documentation for C99.
12500 * cpp.1: Regenerate.
12502 2001-01-12 Andreas Jaeger <aj@suse.de>
12504 * haifa-sched.c (restore_line_notes): Remove argument block B
12506 * sched-ebb.c (schedule_ebb): Change caller.
12507 * sched-rgn.c (schedule_region): Likewise.
12508 * sched-int.h (restore_line_notes): Adjust prototype.
12510 * loop.h: Remove wrong declaration of doloop_condition_get.
12512 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12514 * extend.texi: Move C++-extension-related node from the C section
12515 into the C++ section.
12517 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12519 * extend.texi: Refer to an array of pointers to functions instead
12520 of one of functions.
12522 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12523 Jan Hubicka <jh@suse.cz>
12525 * combine.c (reversed_comparison): Fix typo in last patch.
12527 (combine_reversed_comparison_code): Make static to follow
12528 prototype declaration.
12530 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12532 * install.texi: Remove misplaced duplicate entry.
12534 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12536 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12538 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12540 * final.c: (leaf_function_p): Fix typo.
12542 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12544 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12545 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12547 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12548 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12549 mmap_anon, and valloc is available.
12550 * ggc-page.c: Restructure ifdef logic to match new autoconf
12551 spec. Don't throw away the test page in init_ggc.
12553 * configure, config.in: Regenerate.
12555 2001-01-12 Michael Hayes <mhayes@redhat.com>
12557 * loop.h (total_biv_increment): Constify iv_class pointer.
12558 (struct induction): Replace `mem_mode' with `mem' rtx.
12559 * unroll.c (total_biv_increment): Constify iv_class pointer.
12560 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12561 (find_mem_givs, combine_givs_p): Likewise.
12562 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12564 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12566 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12568 (__gthread_getspecific): Ditto.
12570 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12572 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12573 put_condition_code): Convert fp comparison codes to integer
12575 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12578 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12579 * i386-protos.h (no_comparison_operator): Kill.
12581 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12583 * combine.c (REVERSIBLE_CC_MODE): Remove.
12584 (reversible_comparison_p): Remove.
12585 (combine_reversed_comparison_code): New.
12586 (reversed_comparison): New.
12587 (combine_simplify_rtx): Use
12588 combine_reversed_comparison_code/reversed_comparison instead
12589 of reversible_comparison_p.
12590 (simplify_if_then_else): Likewise.
12591 (simplify_set): Likewise.
12592 (simplify_logical): Likewise.
12593 (if_then_else_cond): Likewise.
12594 (known_cond): Likewise.
12595 (simplify_comparison): Likewise.
12597 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12599 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12600 sizeof (int) is larger than sizeof(__word__).
12602 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12604 * cppinit.c (do_includes): Fix typo.
12606 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12608 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12609 in S_REGS does not occur because not all sources are possible
12610 when a S_REGS is a destination (sometimes needs a clobber).
12611 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12612 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12613 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12614 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12615 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12616 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12617 (lshrdi_const1, lshrsi3_const16): Likewise.
12618 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12619 (*movhi_68hc12, *movqi_68hc12): Likewise.
12620 (movstrictqi): Make sure reloading in D_REGS as a destination
12623 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12625 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12627 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12629 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12630 -D, -U and -A, and don't initialize the builtins.
12631 (do_includes): Error if -include or -imacros with -fpreprocessed.
12632 * cppmain.c (cb_define, cb_undef): Unconditionally process
12634 * tradcpp.c (main): Fix typo.
12636 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12638 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12639 (read_name_map): Use IS_ABSOLUTE_PATH.
12640 * tradcpp.c (get_filename): Likewise.
12642 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12644 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12645 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12646 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12647 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12648 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12649 (cmphi_z_used): Don't use '@' for the output.
12650 (tstqi_z_used): Likewise.
12651 (cmpqi_z_used): Likewise.
12652 (one_cmplsi2): Likewise.
12654 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12656 * config/sh/sh.c (barrier_align): Recognize branch around far
12657 branch and redundant insn.
12659 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12661 * invoke.texi: Restore documentation of the drivers' switches -MD
12664 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12666 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12668 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12669 check-objc//%): Support parallel testing of multilibs.
12670 (TESTSUITEDIR): Set to testsuite by default, but override for
12672 (check-gcc, check-g++, check-g77, check-objc): Enter
12675 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12677 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12678 * sched-deps.c (deps_may_trap_p): Likewise.
12679 * basic-block.h: Remove a comment.
12680 * flow.c (PROP_POSTRELOAD): Remove.
12681 (update_life_info): Don't add it to prop_flags.
12682 (mark_set_1): Lose the code that was enabled by it.
12684 2001-01-11 Michael Hayes <mhayes@redhat.com>
12686 * flow.c (flow_call_edges_add): New.
12687 * basic_block.h (flow_call_edges_add): New.
12689 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12691 * reload1.c (move2add_note_store): Update reg_set_luid even if
12692 base reg remains the same.
12694 2001-01-10 Nick Clifton <nickc@redhat.com>
12696 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12697 machine_function structure to zero.
12698 Add prototypes for machine_status functions.
12700 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12702 * c-common.h (CTI_VOID_LIST): Remove.
12703 (void_list_node): Likewise.
12704 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12705 (void_list_node): New macro.
12706 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12707 * config/i386/i386.c (ix86_init_builtins): Likewise.
12708 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12710 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12712 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12713 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12715 * tradcpp.c: Include mkdeps.h.
12716 (deps, print_deps_phony_targets, deps_append, output_deps,
12717 init_dependency_output, output_deps): New.
12718 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12719 deps_output): Delete.
12720 (print_deps_missing_files): Rename deps_missing_files.
12721 (inhibit_output): Make global.
12722 (main): Delete inhibit_output, deps_stream, deps_target.
12723 Use mkdeps functionality in the same way as cpplib. Remove
12724 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12725 -M and -MM. Remove old handling of deps via deps_out, and
12726 old reading of environment variables.
12727 (get_filename): Update to use deps_add_dep.
12729 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12731 * output.h (make_function_rtl): Remove prototype.
12732 (make_decl_rtl): Likewise.
12733 * varasm.c (make_function_rtl): Remove.
12734 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12735 than from a third parameter.
12736 * tree.h (make_decl_rtl): Remove last parameter.
12737 * c-decl.c (builtin_function): Remove last argument in call to
12738 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12739 (start_function): Likewise.
12740 * except.c (call_get_eh_context): Likewise.
12741 * expr.c (emit_block_move): Likewise.
12742 (clear_storage): Likewise.
12743 * profile.c (output_func_start_profiler): Likewise.
12744 * toplev.c (rest_of_decl_compilation): Likewise.
12745 * objc/objc-act.c (create_builtin_decl): Likewise.
12746 (synth_module_prologue): Likewise.
12747 (generate_static_reference): Likewise.
12748 (build_selector_reference_decl): Likewise.
12749 (build_class_reference_decl): Likewise.
12750 (build_objc_string_decl): Likewise.
12751 (build_protocol_reference): Likewise.
12753 2001-01-10 Richard Henderson <rth@redhat.com>
12755 * hwint.h: Revert yesterday's change.
12757 2001-01-10 Nick Clifton <nickc@redhat.com>
12759 * function.h (save_machine_status): Delete.
12760 (restore_machine_status): Delete.
12761 Amend comment describing {init|mark|free}_machine_status.
12763 * function.c (save_machine_status): Delete.
12764 (restore_machine_status): Delete.
12765 Amend comment describing {init|mark|free}_machine_status.
12766 (push_function_context_to): Remove invocation of
12767 save_machine_status.
12768 (pop_function_context_from): Remove invocation of
12769 restore_machine_status.
12771 * emit-rtl.c (init_emit_once): Amend comment describing
12772 {init|mark|free}_machine_status.
12774 * tm.texi (Per-Function Data): New node. Describe the
12775 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12778 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12780 * cppinit.c (OPT_g): Remove.
12781 (cpp_handle_option): Update for removed -g3.
12782 (print_help): Update.
12783 * cpplib.h (struct cpp_options): Remove debug_output.
12784 * cppmain.c (setup_callbacks, cb_define): Update.
12785 * gcc.c (cpp_options): Translate -g3 to -dD.
12787 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12789 * config/i960/i960.md: Change modifier to + on the zero_extract
12790 pattern after the (rotate -2 reg) canonicalization pattern.
12792 2001-01-10 Richard Henderson <rth@redhat.com>
12794 * config/alpha/alpha.c (alpha_free_machine_status): New.
12795 (override_options): Install it.
12796 (alpha_mark_machine_status): Verify machine non-null.
12797 * config/i386/i386.c (ix86_free_machine_status): New.
12798 (override_options): Install it.
12799 (ix86_init_machine_status): Use xcalloc.
12800 (ix86_mark_machine_status): Verify machine non-null.
12801 * config/ia64/ia64.c (ia64_free_machine_status): New.
12802 (ia64_override_options): Install it.
12803 (ia64_mark_machine_status): Verify machine non-null.
12805 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12807 * function.c (instantiate_virtual_regs): Instantiate virtual
12808 registers found in CALL_INSN_FUNCTION_USAGE.
12810 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12812 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12813 equivalent to -ansi in disabling -Di386.
12815 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12817 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12819 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12821 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12823 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12825 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12827 * invoke.texi: Document that -fcond-mismatch isn't supported for
12830 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12832 * gcc.texi: Define macro gcctabopt.
12833 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12834 @command, @env and @option in some places where appropriate. Use
12835 @gcctabopt where appropriate. Put URLs and email addresses inside
12838 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12840 * gcc.c (cpp_options): Set MD file name from output
12841 filename, if specified.
12842 (suffix_subst): New static variable.
12843 (do_spec): Clear it.
12844 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12846 (give_switch): Handle suffix_subst.
12848 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12850 * invoke.texi: Fix another typo.
12852 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12854 * invoke.texi: Fix typo.
12856 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12858 * c-lang.c (lang_hooks): Update.
12859 (lang_decode_option): Remove.
12860 (lang_init_options): Rename c_init_options.
12861 * toplev.c (main): Use lang_hooks for lang_init_options
12862 and lang_decode_option.
12863 * toplev.h (lang_hooks): Add 2 new hooks.
12864 * tree.h: Remove lang_init_options and lang_decode_option.
12865 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12866 * cp/decl2.c: Similarly.
12867 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12868 (lang_hooks): Update.
12869 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12871 (lang_init_options): Rename ffe_init_options.
12872 (lang_hooks): Update.
12873 (lang_decode_option): Remove.
12874 * java/lang.c (lang_init_options): Rename java_init_options.
12875 (lang_decode_option): Rename java_decode_option.
12876 (lang_hooks): Update.
12877 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12878 (lang_decode_option): Rename objc_decode_option.
12879 (lang_hooks): Update.
12881 2001-01-09 Nick Clifton <nickc@redhat.com>
12883 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12884 (d30v_return_addr_rtx): Delete.
12885 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12886 cfun->machine structure.
12887 (struct machine_function): Move to d30v.h
12888 (d30v_save_machine_status): Delete.
12889 (d30v_restore_machine_status): Delete.
12890 (d30v_init_machine_status): New Function.
12891 (d30v_mark_machine_status): New Function.
12892 (d30v_free_machine_status): New Function.
12893 (d30v_init_expanders): Use new functions.
12894 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12895 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12896 d30v_return_addr_rtx.
12898 * config/d30v/d30v.h (struct_machine): Move here.
12899 Add eh_epilogue_sp_ofs field.
12901 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12902 field in cfun->machine structure.
12904 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12906 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12907 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12908 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12910 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12912 * objc/lang-options.h: Remove bogus reference to
12915 2001-01-09 Kazu Hirata <kazu@hxi.com>
12917 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12920 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12922 * reload.c (find_reloads_address): Check for eliminable registers
12923 when substituting a constant expression for a pseudo.
12925 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12927 * c-common.c (enum format_type): Add format_type_error.
12928 (decode_format_type): New function.
12929 (decl_attributes): Use it.
12930 (format_kind_info): Adjust comment.
12932 2001-01-09 David O'Brien <obrien@BSDi.com>
12934 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12935 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12937 * config/i386/gnu.h: Don't include required platform specific .h files,
12938 tm.h will do it instead.
12939 * config/i386/i386elf.h: Likewise.
12940 * config/i386/linux.h: Likewise.
12941 * config/i386/moss.h: Likewise.
12942 * config/mips/gnu.h: Likewise.
12944 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12946 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12947 (rs6000-ibm-aix3.[01]*): Likewise.
12948 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12949 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12950 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12951 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12952 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12953 (powerpc-*-eabiaix*): Likewise.
12954 (powerpc-*-eabisim*): Likewise.
12955 (powerpc-*-elf*): Likewise.
12956 (powerpc-*-eabi*): Likewise.
12957 (powerpc-*-rtems*): Likewise.
12958 (powerpc-*-linux*libc1): Likewise.
12959 (powerpc-*-linux*): Likewise.
12960 (powerpc-wrs-vxworks*): Likewise.
12961 (powerpcle-wrs-vxworks*): Likewise.
12962 (powerpcle-*-sysv*): Likewise.
12963 (powerpcle-*-elf*): Likewise.
12964 (powerpcle-*-eabisim*): Likewise.
12965 (powerpcle-*-eabi*): Likewise.
12966 (powerpcle-*-solaris2*): Likewise.
12967 * config/rs6000/aix31.h: Delete includes.
12968 * config/rs6000/aix3newas.h: Likewise.
12969 * config/rs6000/aix41.h: Likewise.
12970 * config/rs6000/aix43.h: Likewise.
12971 * config/rs6000/beos.h: Likewise.
12972 * config/rs6000/rtems.h: Likewise.
12973 * config/rs6000/sysv4.h: Likewise.
12975 2001-01-09 Kazu Hirata <kazu@hxi.com>
12977 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12978 Change an argument mode of machine_mode to shift_mode of
12979 shift_mode. Remove an extra error check.
12980 (emit_a_shift): Adopt to the new calling prototype of
12982 (function_prologue): Fix code for a monitor
12983 function. Support H8/S.
12984 (function_epilogue): Do not output pop for a monitor function.
12986 2001-01-09 Nick Clifton <nickc@redhat.com>
12988 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12989 (setup_incoming_varargs): Use sysv_varargs_p field of the
12990 cfun->machine structure.
12991 (struct machine_function): Move to rs6000.h
12992 (rs6000_save_machine_status): Delete.
12993 (rs6000_restore_machine_status): Delete.
12994 (rs6000_init_machine_status): New Function.
12995 (rs6000_free_machine_status): New Function.
12996 (rs6000_init_expanders): Use new functions.
12998 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
13000 (struct machine_function): Move here.
13002 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
13003 sysv_varargs_p field of the cfun->machine structure.
13005 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
13007 (rs6000_restore_machine_status): Remove prototype.
13009 2001-01-09 Richard Henderson <rth@redhat.com>
13011 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
13012 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
13013 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
13014 (sched_analyze_2, sched_analyze_insn): Likewise.
13015 (sched_analyze, init_deps): Likewise.
13016 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
13017 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
13018 (compute_block_backward_dependences): Update propagate_deps call.
13020 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
13022 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
13024 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13026 * cppinit.c (OPT_MD, OPT_MMD): Restore.
13027 (cpp_handle_option): Handle them.
13028 (cpp_post_options): Ensure one of -M or -MM is specified with
13029 any other -M? option.
13030 (init_dependency_output): Suppress output with -MG.
13032 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13034 * cpp.texi: Update.
13035 * invoke.texi: Update.
13037 2001-01-09 Bernd Schmidt <bernds@redhat.com>
13039 * sh.md (reload_outsf): Generate recognizable patterns for
13042 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
13044 * c-lang.c (lang_hooks): Update.
13045 (lang_init): Rename c_init.
13046 (lang_finish): Remove.
13047 * toplev.c (compile_file): Use lang_hooks for lang_init ()
13048 and lang_finish ().
13049 * toplev.h (lang_hooks): Add init () and finish ().
13050 * tree.h (lang_init, lang_finish): Remove.
13051 * cp/tree.h (lang_init, lang_finish): Remove.
13052 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
13053 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
13055 (lang_init, lang_finish): Remove.
13056 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
13057 (lang_hooks): Update.
13058 * java/lang.c (lang_init): Rename java_init.
13059 (lang_finish): Remove.
13060 (lang_hooks): Update.
13061 * objc/objc-act.c (lang_init): Rename objc_init.
13062 (lang_finish): Remove.
13063 (lang_hoooks): Update.
13065 20001-01-09 Graham Stott <grahams@redhat.com>
13067 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
13068 after `ptr` is initialised.
13070 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13072 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
13073 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
13074 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
13075 stack adjusts, instead of r3.
13077 2001-01-09 Michael Hayes <mhayes@redhat.com>
13079 * flow.c (flow_loop_scan): Break out of ...
13080 (flow_loops_find) ... here.
13081 * basic-block.h (flow_loop_scan): New.
13082 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
13083 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
13085 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13087 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
13089 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
13090 realloc()ing macro_buffer.
13092 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
13093 if it's wider than long and the target's long is wider than the
13096 2001-01-09 Mark Mitchell <mark@codesourcery.com>
13098 Remove support for using UWIN as a host machine.
13099 * configure.in: Issue an error message.
13100 * configure: Regenerated.
13101 * config.gcc: Remove xm_* UWIN configury.
13102 * config/i386/xm-uwin.h: Remove.
13104 2001-01-08 Nick Clifton <nickc@redhat.com>
13106 * config/v850/v850.c (ra_rtx): Delete.
13107 (v850_save_machine_status): Delete.
13108 (v850_restore_machine_status): Delete.
13109 (v850_init_machine_status): New function.
13110 (v850_mark_machine_status): New function.
13111 (v850_free_machine_status): New function.
13112 (v850_return_addr): Use ra_rtx field in machine structure.
13113 (v850_init_expanders): Use new functions.
13115 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
13116 * config/v850/v850.c: Change arguments to v850_output+* functions
13117 to take a const char *, to avoid compile time warning.
13118 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
13119 (USER_LABEL_PREFIX): Redefine.
13121 2000-01-08 Jim Wilson <wilson@redhat.com>
13123 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
13124 1 to unsigned HOST_WIDE_INT before left shift.
13126 2001-01-08 Nick Clifton <nickc@redhat.com>
13128 * config/arm/arm.c (arm_mark_machine_status): Check to see if
13129 the machine structure has been allocated.
13130 (arm_free_machine_status): New function: Free the machine
13131 specific function structure.
13133 2001-01-08 Richard Henderson <rth@redhat.com>
13135 * jump.c (simplejump_p): Revert last change.
13137 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
13139 * cppinit.c (init): Rename init_library.
13140 (cpp_create_reader): Update.
13141 * gcc.c (cpp_options): If -o given, use it as the target of
13144 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13146 * arm.c (arm_arch5e): New variable.
13147 (all_cores): XScale is a 5TE device.
13148 (arm_override_options): Set arm_arch5e.
13149 (arm_init_builtins): __builtin_prefetch is in arch5e.
13150 * arm.h (arm_arch5e): Declare it.
13152 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
13154 * arm.md (define_constants): Add defines for UNSPEC and
13155 UNSPEC_VOLATILE insns. Update all users.
13156 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
13157 * arm.c (multi_register_push, note_invalid_constants)
13158 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
13159 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
13160 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
13162 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
13164 * jump.c (jump_optimize_1): Use reversed_comparison_code
13165 instead of can_reverse_comparison_p.
13166 (jump_back_p): Likewise.
13167 (invert_exp_1): Likewise.
13168 (thread_jumps): Likewise.
13169 * simplify-rtx.c (simplify_unary_operation): Likewise.
13170 (simplify_ternary_operation): Likewise.
13171 * cse.c (find_comparison_args): Convert to use
13172 can_reverse_comparison_p.
13173 (record_jump_equiv): Likewise.
13175 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13177 * arm.h (HARD_REGNO_RENAME_OK): Delete.
13178 (EPILOGUE_USES): Define.
13179 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
13180 automatically stack the LR if it isn't live.
13182 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
13184 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
13187 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
13189 * ggc-page.c (max_alignment): New structure.
13190 (MAX_ALIGNMENT): New macro.
13191 (init_ggc): Use it to round up the sizes in the
13192 extra_order_size_table.
13194 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13196 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
13199 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13201 * builtins.def (BUILT_IN_FPRINTF): New entry.
13203 * c-common.c (c_expand_builtin_fprintf): New function.
13204 (init_function_format_info): Handle __builtin_fprintf.
13205 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
13206 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
13208 * c-decl.c (duplicate_decls): Adjust comment.
13210 * extend.texi (fprintf): Document new builtin.
13212 2001-01-07 Richard Henderson <rth@redhat.com>
13214 * jump.c (simplejump_p): Recognize any single_set jump
13215 of the proper form.
13217 2001-01-07 Richard Henderson <rth@redhat.com>
13219 * configure.in (slibdir): Accept an --with-slibdir option.
13220 Use "test" not "[" in configure. Default to $(libdir).
13222 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
13224 * config/t-aix43 (SHLIB_INSTALL): Likewise.
13225 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
13226 (SHLIB_LINK): Create links for the soname.
13227 * config/mips/t-iris6: Likewise.
13228 * config/sparc/t-slibgcc: Likewise.
13229 * config/sparc/t-slibgcc-sld: Likewise.
13231 2001-01-07 Jakub Jelinek <jakub@redhat.com>
13233 * config/i386/i386.c (constant_call_address_operand): Accept
13234 (const (plus (symbol_ref) (const_int))).
13235 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
13236 constant_call_address_operand.
13238 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13240 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
13241 and LONG_LONG_TYPE_SIZE > 32.
13243 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13245 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
13246 the previous change.
13248 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
13250 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
13252 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
13253 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
13254 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
13257 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13259 * fix-header.c (read_scan_file): s/pfile/scan_in/.
13261 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13263 * c-lang.c (c_post_options): Call cpp_post_options.
13264 * objc/objc-act.c (objc_post_options): Similarly.
13265 * cppmain.c (main): Similarly.
13266 * fix-header.c (read_scan_file): Similarly.
13267 * cppinit.c (cpp_start_read): Move option consistency checks
13268 to cpp_post_options. Don't call init_dependency_output.
13269 If needed, add default target and main file dependency.
13270 (OPT_MD, OPT_MMD): Remove.
13272 (cpp_handle_option): Update for OPT_* changes.
13273 (cpp_post_options): New.
13274 (init_dependency_output): Command line -MF overrides environment
13275 variables. Don't set default target etc. Suppress output
13276 if dependencies are going to stdout.
13277 (print_help): Update.
13278 * cpplib.h (cpp_post_options): New.
13279 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
13281 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
13283 * jump.c (comparison_dominates_p): Support unordered compares.
13285 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
13287 * simplify-rtx.c (simplify_relational_operation): Always simplify
13288 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
13291 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
13293 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
13294 (nonzero_bits): Likewise.
13295 (simplify_comparison): Likewise.
13296 (num_sign_bit_copies): Likewise; return more sane value depending
13297 on STORE_FLAG_VALUE.
13298 (known_cond): Do not assume EQ to be always true for equivalent
13301 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
13303 * cse.c (fold_rtx): Handle unordered comparisons.
13305 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
13307 * rtlanal.c (set_of_1): New static function.
13308 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
13309 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
13310 reg_set_last_last_regno): Remove.
13311 (set_of): New global function.
13312 (set_of_data): New structure.
13313 (reg_set_p, reg_set_last): Revamp for set_of.
13314 * rtl.h (set_of): New.
13316 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13318 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
13319 * extend.texi: Document _Exit builtin.
13321 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13323 * (initialize, initialize_builtins,
13324 initialize_dependency_output, initialize_standard_includes):
13325 Rename s/initialize/init. Update.
13326 (init_dependency_output): Move to after
13327 cpp_handle_options, the correct location temporally at least.
13328 (opt_comp): Move next to init (), its caller. Fix prototype.
13329 (init): Make "initialized" local scope.
13330 (cpp_create_reader): Always call init ().
13331 (cpp_start_read): Update.
13332 (output_deps): New function, broken out of cpp_finish.
13333 (cpp_finish): Break out output_deps.
13335 2001-01-07 Richard Henderson <rth@redhat.com>
13337 * collect2.c (COFF specific stuff): Revert 12-06 patch
13338 to prototype system functions.
13340 2001-01-07 Michael Hayes <mhayes@redhat.com>
13342 * hard-reg-set.h: Add multiple include guard.
13343 * basic-block.h (struct loop): Add `sink' field.
13344 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
13345 (emit_iv_add_mult): Delete.
13346 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
13347 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
13348 (unroll_loop): Remove end_insert_before argument.
13349 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
13350 (maybe_eliminate_biv_1): Likewise.
13351 (emit_iv_add_mult): Delete.
13352 (gen_add_mult, loop_regs_update): New.
13353 (loop_insn_emit_after, loop_insn_emit_before): New.
13354 (loop_insn_sink, loop_insn_sink_or_swim): New.
13355 (emit_iv_add_mult): Delete.
13356 (scan_loop): Set loop->sink.
13357 (loop_givs_reduce): Use loop_insn_sink and its ilk.
13358 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
13359 (maybe_eliminate_biv_1): Likewise.
13360 (maybe_eliminate_biv_1): Add basic block argument.
13361 * unroll.c (unroll_loop): Remove end_insert_before argument.
13362 (find_splittable_regs): Likewise.
13363 (find_splittable_regs): Use loop_insn_sink and its ilk.
13364 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
13366 2001-01-07 Michael Hayes <mhayes@redhat.com>
13368 * loop.h (loop_insn_hoist): New prototype.
13369 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
13370 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
13371 (check_dbra_loop, load_mems): Likewise.
13372 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
13373 (find_splittable_givs): Likewise.
13375 2001-01-07 Michael Hayes <mhayes@redhat.com>
13377 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
13379 2001-01-07 Richard Henderson <rth@redhat.com>
13381 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
13383 2001-01-07 Richard Henderson <rth@redhat.com>
13385 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
13386 NO_SHARED_LIBGCC_MULTILIB as required for the target.
13387 * gcc.c (init_spec): Massage the existing libgcc_spec into a
13388 variant that handles a shared libgcc.
13389 (process_command): Always validate -{static,shared}-libgcc.
13390 (do_spec_1): New 'M' case.
13391 * invoke.text (Link Options): Document -{static,shared}-libgcc.
13393 2001-01-07 Richard Henderson <rth@redhat.com>
13395 * Makefile.in (slibdir): New variable.
13396 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
13397 (installdirs): Create slibdir.
13398 (install-libgcc, install-multilib): Defer to libgcc.mk.
13399 * configure.in (slibdir): Substitute.
13400 * mklibgcc.in (install): New target.
13402 * config/t-linux (SHLIB_LINK): Create links for the soname.
13403 (SHLIB_INSTALL): New.
13404 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
13405 * config/mips/t-iris6 (SHLIB_INSTALL): New.
13406 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
13407 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
13408 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
13410 2001-01-07 Richard Henderson <rth@redhat.com>
13412 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
13413 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
13414 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
13416 2001-01-07 Michael Hayes <mhayes@redhat.com>
13418 * loop.c (count_loop_regs_set): Delete.
13419 (load_mems_and_recount_loop_regs_set): Delete.
13420 (loop_regs_scan): Merge common code from count_loop_regs_set,
13421 scan_loop, and load_mems_and_recount_loop_regs_set.
13422 (scan_loop): Call load_mems directly and loop_regs_scan
13423 again if new registers created.
13425 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13427 * toplev.c (main): Call the front-end specific post_options
13428 hook if one is given.
13429 * toplev.h (struct_lang_hooks, lang_hooks): New.
13430 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
13431 for the C front end.
13432 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
13433 lang_hooks for the C++ front end.
13434 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
13435 lang_hooks for the ObjC front end.
13436 * f/com.c (lang_hooks): Hooks for the Fortran front end.
13437 * java/lang.c (lang_hooks): Hooks for the Java front end.
13439 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13441 * c-lex.c (init_c_lex): Request #define / #undef callbacks
13442 for verbose DWARF[2] debugging.
13443 (cb_define, cb_undef): The new callbacks.
13444 * toplev.h (debug_define, debug_undef): Make const correct.
13445 * toplev.c (debug_define, debug_undef): Similarly. Do not
13446 perform the verbosity tests here anymore.
13448 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
13450 * reload.c (subst_reloads): Take INSN argument. When
13451 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
13452 * reload.h (subst_reloads): Adjust prototype.
13453 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
13454 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
13455 present in JUMP_INSNs and copy them to JUMP_LABEL.
13456 * flow.c (find_label_refs, find_basic_blocks_1): Skip
13457 JUMP_INSNs and insns with REG_LABELs that are followed by
13458 JUMP_INSNs with the same REG_LABEL.
13459 * sched-rgn.c (is_cfg_nonregular): Likewise.
13460 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
13462 * unroll.c (unroll_loop): Look for REG_LABEL notes in
13464 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
13466 2001-01-06 Richard Henderson <rth@redhat.com>
13468 * loop.c (scan_loop): Use xcalloc for the regs array.
13469 (load_mems_and_recount_loop_regs_set): Zero the new memory
13470 received from xrealloc.
13472 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13474 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13476 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13478 * integrate.c (copy_rtx_and_substitute): When copying
13479 an ignored return value, strip REG_FUNCTION_VALUE_P.
13481 2001-01-06 Michael Hayes <mhayes@redhat.com>
13483 * loop.c (debug_biv, debug_giv): New.
13484 (loop_biv_dump): Break out from ...
13485 (record_biv): ... here.
13486 (loop_giv_dump): Break out from ...
13487 (record_giv): ... here.
13488 (loop_bivs_check): Use print_simple_rtl.
13489 * unroll.c (loop_iterations): Use print_simple_rtl.
13491 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13493 * pa.md (return, return_internal): Modify patterns to prevent regrename
13494 mucking with the return pointer.
13496 2001-01-05 Richard Henderson <rth@redhat.com>
13498 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13500 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13502 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13503 version supplied by Matteo Frigo.
13505 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13507 * cpp.texi: Update for -MQ.
13508 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13509 (cpp_cleanup): Always free pfile->deps.
13510 (initialize_dependency_output): Don't create pfile->deps.
13511 (cpp_handle_option): Similarly.
13513 * gcc.c (cpp_options): Handle -MQ.
13514 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13515 * mkdeps.c (base_name): Remove.
13516 (deps_init): Don't allocate vector space until it's needed.
13517 (deps_free): Only free vectors if allocated.
13518 (deps_add_target, deps_add_dep): Update for initial allocation.
13519 (deps_add_default_target): Don't strip to the base_name.
13521 2001-01-05 DJ Delorie <dj@redhat.com>
13523 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13524 (INIT_EXPANDERS): Define.
13526 * config/v850/v850.c (struct machine_function): Define.
13527 (v850_save_machine_status): New function.
13528 (v850_restore_machine_status): New function.
13529 (v850_return_addr): New function.
13530 (v850_init_expanders): New function.
13532 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13533 and v850_init_expanders.
13535 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13537 * cpplib.h (struct cpp_reader): Add help_only field.
13538 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13539 (cpp_handle_option): Set pfile->help_only if we see -h,
13540 --help, -target-help, or --version. Print version string but
13541 do not set help_only if we see -v or -version. Make text
13542 printed by -v match that printed by (-)-version.
13544 * cppmain.c (main): Exit after option parsing if
13545 pfile->help_only is true.
13547 * toplev.c (independent_decode_option): Call print_version,
13548 then exit, if we see --version (but not -version).
13549 (print_version): Split lengthy message into two lines.
13551 2001-01-05 Nick Clifton <nickc@redhat.com>
13553 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13554 temporary string for initialisation before calling ggc_alloc_string.
13556 2001-01-06 Michael Hayes <mhayes@redhat.com>
13558 * rtl.h (print_simple_rtl): New.
13559 * print-rtl.c (print_simple_rtl): New.
13560 (flag_simple): New.
13561 (print_rtx): Disable printing of flags and modes, etc.,
13562 if `flag_simple` nonzero.
13564 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13566 * function.c (fixup_var_refs): Use push_to_full_sequence where
13569 2001-01-05 Michael Meissner <meissner@redhat.com>
13571 * flags.h (flag_reorder_blocks): Add declaration.
13572 (flag_rename_block): Ditto.
13574 2001-01-05 DJ Delorie <dj@redhat.com>
13576 * function.c (reorder_blocks): Make sure the flags are all reset
13577 before using them to mark blocks, else a second invocation will
13578 corrupt the block chain.
13579 (reorder_blocks_0): New, resets the flags.
13581 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13583 * cse.c (find_comparison_args): Stop if the argument is known to
13586 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13588 * config/sh/sh.md (movdf): When splitting load into pair of
13589 registers, don't clobber the register used in the address too
13592 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13594 * varasm.c (mark_constant_pool): Improve initial comments.
13595 (mark_constants): Move marking of constants to mark_constant.
13596 (mark_constant): New function to recursively mark all constants
13597 referred to by a constant.
13599 2001-01-05 Catherine Moore <clm@redhat.com>
13601 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13603 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13605 * cp/lang-options.h: Bring comment in line with reality.
13606 * f/lang-options.h: Likewise.
13607 * java/lang-options.h: Likewise.
13608 * objc/lang-options.h: Likewise.
13609 * ch/lang-options.h: Likewise.
13610 * f/g77.texi: And update the manual.
13612 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13613 Denis Chertykov <denisc@overta.ru>
13615 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13616 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13617 * config/avr/avr.md (all peepholes that request a scratch register):
13618 Call it, FAIL the peephole if not safe (in interrupt functions).
13620 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13622 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13624 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13626 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13628 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13629 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13630 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13631 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13632 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13634 * extend.texi: Document these builtins.
13636 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13638 * c-common.c (lang_get_alias_set): Say we know nothing of
13639 VECTOR_TYPE aliasing.
13641 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13643 2001-01-05 Bruce Korb <bkorb@gnu.org>
13645 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13646 their x* equivalent versions for atexit-less systems
13647 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13648 systems (or any other system any more).
13650 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13652 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13653 output operands. Use arm_hard_register_operand for operand 4.
13654 (stmsi_postinc): Similarly.
13655 (ldmsi): Use arm_hard_register_operand for opernand 2.
13656 (stmsi): Similarly.
13657 * arm.c (arm_hard_register_operand): New function.
13658 * arm-protos.h (arm_hard_register_operand): Prototype it.
13660 * arm.h (HARD_REGNO_RENAME_OK): Define.
13662 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13664 * simplify-rtx.c (cfc_args): add "unordered" field.
13665 (check_fold_consts): Set unordered field.
13666 (simplify_relational_operation): Simplify the unordered
13669 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13672 * emit-rtl.c (try_split): Fix code to mark labels.
13673 * jump.c (mark_jump_label): Make global.
13674 * rtl.h (mark_jump_label): Declare.
13676 * predict.c (estimate_probability): Handle unordred comparisons.
13678 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13680 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13681 * cppinit.c (initialize_dependency_output): Update.
13682 (cpp_finish): Output dummy targets for -MP.
13684 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13685 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13686 * gcc.c (cpp_options): Update to handle -MP.
13687 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13688 to quote only the default target.
13689 (deps_phony_targets): Insert a preceding newline. Rename from
13690 deps_dummy_targets for consistency.
13693 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13695 * calls.c (emit_library_call_value_1): Support
13696 INIT_CUMULATIVE_LIBCALL_ARGS.
13697 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13699 2001-01-04 Richard Henderson <rth@redhat.com>
13701 * c-decl.c (finish_struct): Detect flexible array members
13702 used in an inappropriate context.
13703 * c-typeck.c (really_start_incremental_init): Special case
13704 constructor_max_index for zero length arrays.
13705 (pop_init_level): Allow initialization of flexible array
13706 members. Deprecate initialization of zero length arrays.
13707 Don't issue missing initializer warning for flexible array
13708 members or zero length arrays.
13709 (process_init_element): Don't dereference null DECL_SIZE.
13710 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13711 Don't abort for empty constructors. Use size_binop
13712 (output_constructor): Add commentary regarding zero length
13713 array futures. Abort if we try to initialize an array of
13714 unspecified length with a non-empty constructor in the middle
13717 * extend.texi (Zero Length): Update and clarify documentation
13718 on static initialization.
13720 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13722 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13723 with more than 32767 words of local storage.
13725 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13727 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13728 for 'abs', 'labs', and 'fabs'.
13729 (c4x_expand_builtin): Likewise.
13730 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13732 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13734 * config/sh/sh.md (prget, prset): New insn types.
13735 (return delay slot): Dont' allow prset.
13736 (call, sfunc delay slot): Don't allow prget.
13737 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13738 for prset and prget.
13740 2001-01-05 Michael Hayes <mhayes@redhat.com>
13742 * loop.h (struct loop_reg): New.
13743 (struct loop_regs): Change to use array of `struct loop_reg'.
13744 * loop.c: Replace assortment of varrays with single regs array.
13745 (count_one_set): Delete may_not_move array argument
13746 and use regs array instead. All caller's changed.
13747 (count_loop_regs_set): Delete may_not_move and single_usage
13748 arguments and use regs array instead. All caller's changed.
13749 (find_single_use_in_loop): Replace usage array argument with pointer
13750 to regs structure. All caller's changed.
13751 (loop_optimize): Delete `moved_once' array.
13753 2001-01-05 Michael Hayes <mhayes@redhat.com>
13755 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13756 Use it instead of loop_info->has_call for scanning loop mems.
13757 (check_dbra_loop): Replace loop_info->has_call test with
13758 loop_info->has_nonconst_call.
13760 2000-01-04 Matthew Hiller <hiller@redhat.com>
13762 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13765 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13767 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13768 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13770 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13772 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13773 (flag_short_double, flag_short_wchar): Define.
13774 (c_common_nodes_and_builtins): Create many tree nodes shared
13775 between C and C++ here instead of in cp/decl.c and ...
13776 * c-decl.c (init_decl_processing): ... here.
13777 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13778 (flag_short_double, flag_short_wchar): Don't define.
13779 (record_builtin_type): New function.
13780 (build_void_list_node): New function.
13781 * c-common.h (flag_short_double, flag_short_wchar,
13782 record_builtin_type, build_void_list_node): Declare.
13784 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13786 * integrate.c (expand_inline_function): Don't put a virtual
13787 register into the reg map.
13789 * function.c (fixup_var_refs_1): If force_operand didn't put
13790 the address into the target, move it there.
13792 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13794 Special-case tree_decl/tree_list allocations.
13795 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13796 (OBJECT_SIZE): New macro.
13797 (NUM_EXTRA_ORDER): Likewise.
13798 (extra_order_size_table): New variable.
13799 (NUM_ORDERS): New macro.
13800 (objects_per_page_table): New variable.
13801 (object_size_table): New variable.
13802 (G.pages): Use NUM_ORDERS to bound the array.
13803 (G.page_tails): Likewise.
13804 (DIV_ROUND_UP): Remove.
13805 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13806 (alloc_page): Use OBJECT_SIZE.
13807 (size_lookup): Don't make it const.
13808 (ggc_alloc): Use OBJECT_SIZE.
13809 (ggc_set_mark): Likewise.
13810 (ggc_get_size): Likewise.
13811 (init_ggc): Set up the object_size_table, objects_per_page_table,
13812 and adjust size_lookup.
13813 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13814 (ggc_pop_context): Use NUM_ORDERS.
13815 (clear_marks): Likewise.
13816 (sweep_pages): Likewise.
13817 (poison_pages): Likewise.
13818 (ggc_print_statistics): Use OBJECT_SIZE.
13820 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13822 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13823 Only call array_size_for_constructor if last field and array type
13824 with no upper bound.
13826 2001-01-04 Philip Blundell <philb@gnu.org>
13828 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13829 from bit 31 downwards, if this requires no more insns.
13830 (count_insns_for_constant): New helper function for above.
13832 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13834 * gencodes.c (output_predicate_decls): Remove empty initializer.
13836 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13838 * tree.c (copy_node): Remove documentation about obstacks.
13839 (buidl1): Check that nobody tries to build 2-argument nodes this
13842 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13844 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13847 * gencodes.c (output_predicate_decls): Fill empty initializer
13850 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13852 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13853 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13855 (do_include): Handle missing headers like cpp0.
13856 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13857 paths with first include pathname. Don't strcat to uninitialized
13860 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13862 * regrename.c (regrename_optimize): Don't rename from frame pointer
13863 if frame_pointer_needed.
13864 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13865 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13866 (ia64_reorg): Use it instead of scheduling if ! optimize.
13867 (errata_emit_nops): Properly call asm_noperands.
13868 (ia64_sched_reorder): Finish cycle if we see an asm.
13869 (ia64_variable_issue): Clear scheduling state after asms.
13871 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13873 * cpp.texi: Update for -MT.
13874 * cppinit.c (initialize_dependency_output): Add a default
13875 target if none has been given already.
13876 (no_tgt, OPT_MT): New.
13877 (cpp_handle_option): Handle -MT. Update -M etc.
13878 * cpplib.h (struct cpp_options): Remove deps_target.
13879 * gcc.c (cpp_options): Handle -MT.
13880 * mkdeps.c (struct deps): Move from mkdeps.h.
13881 (deps_calc_target): Rename deps_add_default_target. Add a
13882 default target if none has been specified already.
13883 * mkdeps.h (struct deps): Move to mkdeps.c.
13884 (deps_calc_target): Rename deps_add_default_target.
13886 2000-01-03 Richard Henderson <rth@redhat.com>
13888 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13890 * c-typeck.c (push_init_level): Move checks for flexible array
13891 members and zero length arrays ...
13892 (pop_init_level): ... here. Silently discard empty initializations.
13894 * varasm.c (output_constructor): Update for sizeof change to
13895 zero-length arrays.
13897 * extend.texi (Zero Length): Clarify semantics.
13899 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13901 * configure.in (tm.h): Include isns-codes.h last.
13902 * configure: Rebuilt.
13904 2001-01-03 Richard Henderson <rth@redhat.com>
13906 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13907 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13909 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13911 * tradcpp.c (main): Make sure finclude() is called with a valid
13912 indepth value while handling -include.
13914 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13916 * gencodes.c (output_predicate_decls): New function.
13918 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13919 even if it is not the first time machmode.h is #included.
13920 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13921 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13922 * gcc.texi (Copyright): Added 2001.
13924 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13926 * c-common.c (c_common_lang_init): New function. Warn if format
13927 warning options which only have effects when used with -Wformat
13928 are used without -Wformat.
13929 * c-common.h (c_common_lang_init): Declare.
13930 * c-lang.c (lang_init): Call c_common_lang_init.
13931 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13933 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13935 * configure.in: Check for the mktemp command.
13936 * configure: Regenerate.
13937 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13938 $TEMP. Create temporary files with mktemp, if available at
13939 configure time; otherwise use set -C. Remove temporary files
13942 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13944 * configure.in: Require at least texinfo 4.0. Check for whether
13945 Pod::Man is sufficiently recent to regenerate GCC manpages.
13946 * configure: Regenerate.
13947 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13949 (GENERATED_MANPAGES): Define.
13950 (generated-manpages): New target. Depend on cpp.1 as well as
13952 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13953 configure to generated-manpages or empty) rather than on the
13954 manpages directly. Remove execute permission from installed
13955 gcov.1 as well as cpp.1.
13956 * cpp.1, gcov.1: Regenerate.
13958 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13960 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13961 tree_low_cst. Allow using cmpstrsi in more cases.
13963 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13965 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13968 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13970 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13971 * Makefile.in (HOST_CFLAGS): Mention build-make.
13973 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13975 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13978 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13980 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13983 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13986 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13987 reg_base_value and reg_known_value arrays.
13988 (init_alias_analysis): Add more cases to detect known values.
13989 * sched-deps.c (deps_may_trap_p): New function.
13990 (sched_analyze_2): Use it.
13992 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13994 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13995 don't discard an ASHIFTRT if we're shifting in a wider mode.
13997 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13999 * toplev.c (rest_of_compilation): Don't print basic block information
14000 when CFG isn't up to date.
14002 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
14004 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
14005 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
14006 (UNALIGNED_SHORT_ASM_OP): Define.
14007 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
14009 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14011 * fold-const.c (fold_convert): Fix typo.
14013 2001-01-02 Richard Henderson <rth@redhat.com>
14015 * c-common.h (ASM_INPUT_P): New.
14016 * c-parse.in (asm): Set it when needed.
14017 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
14018 existance of an operand.
14020 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
14022 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
14023 (dwarf2out_frame_debug_expr): Likewise.
14024 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
14026 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
14028 * i386.c (ix86_split_to_parts): Return number of part required;
14030 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
14032 (ix86_split_long_move): Use number of part returned
14033 by ix86_split_to_parts
14034 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
14036 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
14037 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
14038 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
14039 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
14040 (ALIGN_MODE_128): Add TFmode.
14041 (IS_STACK_MODE): Likewise.
14042 (HARD_REGNO_NREGS): TFmode needs 3 registers.
14043 (HARD_REGNO_OK): Support TFmodes.
14044 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
14045 * i386.md (scheduler definitions): Use memory operand to determine
14046 fst/fld instructions; use mode attribute to determine real mode of
14048 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
14049 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
14051 2001-01-02 Mark Mitchell <mark@codesourcery.com>
14053 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
14055 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14057 * expr.c (store_constructor_field): Update ALIGN before calling
14060 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14062 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
14065 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
14067 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
14070 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
14072 * c-decl.c (start_function): Don't warn on third parameter to main.
14074 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14076 * tsystem.h: Define HAVE_DECL_GETOPT.
14078 2001-01-02 Philip Blundell <pb@futuretv.com>
14080 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
14083 2001-01-02 Richard Henderson <rth@redhat.com>
14085 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
14087 2001-01-02 Andreas Jaeger <aj@suse.de>
14089 * c-decl.c (c_decode_option): Remove support of
14090 -Wmissing-noreturn.
14092 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
14093 (W_options): Add -Wmissing-noreturn here.
14095 * flow.c: Define lang_missing_noreturn_ok_p.
14096 (check_function_return_warnings): Use it.
14098 * c-common.h: Declare lang_missing_noreturn_ok_p.
14100 * c-lang.c (c_missing_noreturn_ok_p): New function.
14101 (lang_init): Set lang_missing_noreturn_ok_p.
14103 * invoke.texi (Warning Options): Document this.
14105 2000-12-27 Phil Edwards <pme@sources.redhat.com>
14107 * extend.texi (C++ Extensions): New node for C++ attributes;
14108 describe init_priority and com_interface.
14109 * invoke.texi: Remove -finit-priority as it now has zero effect.
14110 * install.texi: Fix xref syntax.
14111 * md.texi: Likewise.
14113 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14115 * config.gcc (sparc64-wrs-vxworks*): New case.
14116 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
14118 * config/sparc/sparc.c (sparc_override_options): Do support different
14119 pointer and architecture size.
14120 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
14121 (POINTERS_EXTEND_UNSIGNED): Define.
14122 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
14123 (FUNCTION_MODE): Define to be Pmode.
14124 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
14126 * function.c (expand_function_end): Properly handle DECL_RESULT
14127 and copy when ptr_mode != Pmode.
14128 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
14130 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14132 * c-common.c (c_common_nodes_and_builtins): Set prototype
14133 parameters for __builtin_fputs, __builtin_fputc and
14134 __builtin_fwrite. Don't declare plain fputc as a builtin.
14136 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
14138 * loop.c (add_label_notes): Increment the label usage count when
14139 a note is added to an insn which refers to a CODE_LABEL.
14140 * gcse.c (add_label_notes): Likewise.
14142 2001-01-01 Andreas Jaeger <aj@suse.de>
14144 * loop.c (scan_loop): Use xmalloc to allocate movables.
14146 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14148 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
14149 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
14150 * reload1.c (REGISTER_MOVE_COST): Likewise.
14151 * regclass.c (REGISTER_MOVE_COST): Likewise.
14152 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
14153 dimension. Adjust all users.
14154 (init_reg_sets_1): Iterate on all modes.
14155 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
14156 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
14157 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
14158 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
14159 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
14160 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
14161 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
14162 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
14163 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
14164 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
14165 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
14166 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
14167 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
14168 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
14169 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
14170 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
14171 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
14172 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
14173 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
14174 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
14175 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
14176 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
14177 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
14178 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
14179 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
14180 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
14181 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
14183 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14185 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
14186 arg VARIES_P. Call it with extra arg.
14187 (true_dependence): Likewise.
14188 * rtl.h (rtx_addr_can_trap_p): Declare.
14189 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
14191 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
14192 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
14193 pic offset table register if it's zero. All callers changed.
14194 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
14196 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14198 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
14199 STRING_POOL_ADDRESS_P.
14201 * config/sparc/sparc.c (input_operand): Properly test for short op.
14203 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
14204 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
14205 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
14206 * config/sparc/elf.h: No longer include sol2.h.
14207 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
14208 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
14210 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
14212 2001-01-01 Michael Hayes <mhayes@redhat.com>
14214 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
14215 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
14216 (record_initial): Likewise.
14217 * unroll.c (copy_loop_body, loop_iterations): Likewise.
14218 (remap_split_bivs): Likewise.
14220 2001-01-01 Michael Hayes <mhayes@redhat.com>
14222 * loop.c (loop_ivs_free): New function.
14223 (strength_reduce): Break out from...
14225 2001-01-01 Michael Hayes <mhayes@redhat.com>
14227 * loop.h (struct iv): New.
14228 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
14229 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
14230 'reg_biv_class' fields with 'regs' and 'n_regs'.
14231 (struct ivs): Rename 'loop_iv_list' field to 'list'.
14232 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
14233 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
14235 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
14237 * resource.c (mark_referenced_resources): Abort() before
14238 attempting to mark a pseudo register.
14239 (mark_set_resources): Likewise.
14241 2001-01-01 Michael Hayes <mhayes@redhat.com>
14243 * loop.h (REG_IV_CLASS): New accessor macro.
14244 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
14245 * unroll.c (REG_IV_CLASS): Likewise.
14247 See ChangeLog.4 for earlier changes.